Tag Archives: machine shaft

China wholesaler Hot Selling Spline Rigid Shaft Couplings Roller Chain Couplings for Industry Machine Factory Direct Sales spline coupling

Product Description

Product Description

 

Hot Selling GL Type Spline Rigid Shaft Couplings Roller Chain Coupling For Industry Machine

FEATURES
Manufactured according to relevant industrial standards 
Available in many sizes, ratings, and product types, including flexible shaft couplings and OK couplings 
Fabricated from a variety of high-grade steel 

BENEFITS
Several surface treatment processes protect against corrosion  
Customized products are available 
Large couplings withstand very high torque 
Flexible shaft couplings compensate for shaft misalignment

The chain coupling consists of two-strand roller chains, 2 sprockets and AL-Alloy cover, features simple and compact structure, and high flexibility, power transmission capability and durability.

What’s more ,the chain coupling allows simple connection/disconnection, and the use of the housing enhances safety and durability.    

The number of roller depends CHINAMFG the specific application

Chain No. Pitch

P

mm

Roller diameter
d1max

mm

Width between inner plates
b1min

mm

Pin diameter
d2max

mm

Pin length Inner plate depth
h2max

mm

Plate thickness

Tmax

mm

Tensile strength

Qmin

kN/lbf

Average tensile strength

Q0
kN

Weight per meter
q

kg/m

Lmax

mm

Lcmax

mm

08AF36 12.700 7.95 21.70 3.96 30.8 32.1 12.00 1.50 13.8/3135.36 16.20 1.070
10AF13 15.875 10.16 16.31 5.08 27.6 29.1 15.09 2.03 22.2/5045 27.50 1.350
10AF71 15.875 10.16 19.00 5.08 30.5 32.2 15.09 2.03 21.8/4901 24.40 1.480
*10AF75 15.875 10.16 45.60 5.08 57.0 58.5 15.09 2.03 21.8/4901 24.40 2.540
12AF2 19.050 11.91 19.10 5.94 32.6 34.4 18.00 2.42 31.8/7227 38.20 1.900
12AF6 19.050 11.91 18.80 5.94 31.9 33.5 18.00 2.42 31.8/7227 38.20 1.870
12AF26 19.050 11.91 19.36 5.94 31.9 33.5 18.00 2.42 31.8/7227 38.20 1.940
12AF34 19.050 11.91 19.00 5.94 31.9 31.9 18.00 2.42 31.1/7066 38.20 1.860
12AF54 19.050 11.91 19.50 5.84 31.9 31.9 18.00 2.29 31.1/7066 38.20 1.607
*12AF97 19.050 11.91 35.35 5.94 48.8 50.5 18.00 2.42 31.8/7149 38.20 2.630
*12AF101 19.050 11.91 37.64 5.94 51.2 52.9 18.00 2.42 31.8/7149 38.20 1.990
*12AF124 19.050 11.91 20.57 5.94 33.9 35.7 18.00 2.42 31.8/7149 38.20 1.910
16AF25 25.400 15.88 25.58 7.92 42.4 43.9 24.00 3.25 56.7/12886 63.50 3.260
*16AF40 25.400 15.88 70.00 7.92 87.6 91.1 24.00 3.25 56.7/12886 63.50 5.780
*16AF46 25.400 15.88 36.00 7.92 53.3 56.8 24.00 3.25 56.7/12886 63.50 3.880
*16AF75 25.400 15.88 56.00 7.92 73.5 76.9 24.00 3.25 56.7/12746 63.50 5.110
*16AF111 25.400 15.88 45.00 7.92 62.7 65.8 24.00 3.25 56.7/12746 63.50 4.480
*16AF121 25.400 15.88 73.50 7.92 91.3 94.7 24.00 3.25 56.7/12746 63.50 6.000

*The number of roller depends CHINAMFG the specific application

Chain No. Pitch
P

mm

Roller diameter
d1max

mm

Width between inner plates
b1min

mm

Pin diameter
d2max

mm

Pin length Inner plate depth
h2max

mm

Plate thickness

Tmax

mm

Tensile strength

Qmin

kN/lbf

Average tensile strength

Q0

kN

Weight per meter
q

kg/m

Lmax

mm

Lcmax

mm

*20AF44 31.750 19.05 32.00 9.53 53.5 57.8 30.00 4.00 86.7/19490 99.70 4.820
*24AF27 38.100 22.23 75.92 11.10 101.0 105.0 35.70 4.80 124.6/28571 143.20 9.810
*06BF27 9.525 6.35 18.80 3.28 26.5 28.2 8.20 1.30 9.0/2045 9.63 0.770
*06BF31 9.525 6.35 16.40 3.28 23.4 24.4 8.20 1.30 9.0/2045 9.63 0.660
*06BF71 9.525 6.35 16.50 3.28 24.5 25.6 8.20 1.30 9.0/2571 9.63 0.830
08BF97 12.700 8.51 15.50 4.45 24.8 26.2 11.80 1.60 18.0/4989.6 19.20 0.980
*08BF129 12.700 8.51 35.80 4.45 45.1 46.1 11.80 1.60 18.0/4989.6 19.02 1.500
10BF21 15.875 10.16 42.83 5.08 52.7 54.1 14.70 1.70 22.0/5000 25.30 2.260
10BF43 15.875 7.03 27.80 5.08 39.0 40.6 14.70 2.03 22.4/5090 25.76 1.140
*10BF43-S 15.875 10.00 27.80 5.08 39.0 40.6 14.70 2.03 22.4/5090 25.76 1.800
*16BF75 25.400 15.88 27.50 8.28 47.4 50.5 21.00 4.15/3.1 60.0/13488 66.00 3.420
*16BF87 25.400 15.88 35.00 8.28 54.1 55.6 21.00 4.15/3.1 60.0/13488 66.00 3.840
*16BF114 25.400 15.88 49.90 8.28 69.0 72.0 21.00 4.15/3.1 60.0/13488 66.00 4.740
*20BF45 31.750 19.05 55.01 10.19 76.8 80.5 26.40 4.5/3.5 95.0/21356 104.50 6.350
*24BF33 38.100 25.40 73.16 14.63 101.7 106.2 33.20 6.0/4.8 160.0/35968 176.00 11.840

Advantages:

1. Material:  C45 steel, Aluminum, Rubber and plastic etc.

2. High efficiency in transmission

3. Finishing: blacken, phosphate-coat, and oxidation.

4. Different models suitable for your different demands

5. Application in wide range of environment.

6. Quick and easy mounting and disassembly.

7. Resistant to oil and electrical insulation.

8. Identical clockwise and anticlockwise rotational characteristics.

9. Small dimension, low weight, high transmitted torque.

10. It has good performance.
 

Partnerships Reliable Supply-Chain:

Based on our experienced team and strict, effective supply chain management, Granville products deliver premium quality, and performance our customers have relied on for years. From a full range of bearings, mounted bearing units, power transmission products, and related markets around the world, we provide the industry’s most comprehensive range of qualified products available today.

Advantage Manufacturing Processesand Quality Control:

01 Heat Treatment

02 Centerless Grinding Machine 11200 (most advanced)

03 Automatic Production Lines for Raceway

04 Automatic Production Lines for Raceway

05 Ultrasonic Cleaning of Rings

06 Automatic Assembly

07 Ultrasonic Cleaning of Bearings

08 Automatic Greasing, Seals Pressing

09 Measurement of Bearing Vibration (Acceleration)

10 Measurement of Bearing Vibration (Speed)

11 Laser Marking

12 Automatic Packing

1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.

FAQ

Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks in PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

spline coupling

Exploring the various materials used in manufacturing mechanical couplings.

Mechanical couplings are manufactured using a wide range of materials, each chosen based on specific application requirements. The choice of material impacts the coupling’s performance, durability, and suitability for different operating conditions. Here are some common materials used in manufacturing mechanical couplings:

1. Steel:

Steel is one of the most widely used materials for mechanical couplings due to its strength, durability, and cost-effectiveness. It is suitable for various applications, including high-torque and high-speed requirements. Stainless steel is often preferred for couplings in corrosive environments.

2. Aluminum:

Aluminum is known for its lightweight properties, making it suitable for applications where reducing weight is essential, such as in aerospace and automotive industries. However, aluminum couplings may have lower torque capacities compared to steel couplings.

3. Cast Iron:

Cast iron is used in couplings requiring high strength and wear resistance. It is commonly used in industrial machinery and heavy-duty applications.

4. Bronze:

Bronze is chosen for its excellent resistance to corrosion and its ability to handle high shock loads. Bronze couplings are often used in marine and hydraulics applications.

5. Brass:

Brass is used in couplings where electrical conductivity is required, such as in some electrical motor couplings.

6. Rubber and Elastomers:

Rubber and elastomers are used in flexible couplings to provide flexibility and vibration damping. They can absorb shocks and compensate for misalignments in various applications.

7. Polyurethane:

Polyurethane is commonly used in elastomeric couplings due to its excellent resilience, toughness, and resistance to wear.

8. Thermoplastics:

Thermoplastics like nylon and polyethylene are used in lightweight couplings with low torque requirements. They are known for their low friction and self-lubricating properties.

9. Composite Materials:

Composite materials, such as carbon fiber-reinforced polymers, are used in high-performance couplings where a balance of strength and weight is crucial.

10. Ceramic:

Ceramic couplings are used in extreme temperature and high-speed applications due to their excellent thermal and wear resistance properties.

The choice of material for a mechanical coupling depends on factors like the application’s operating conditions, load requirements, environmental factors, and cost considerations. Selecting the right material ensures that the coupling can perform reliably and efficiently in its intended application.

“`spline coupling

Are there any safety considerations when working with mechanical couplings?

Yes, working with mechanical couplings involves some safety considerations to prevent accidents and ensure the well-being of personnel. Here are important safety measures to keep in mind:

1. Lockout/Tagout Procedures:

Prior to working on machinery with mechanical couplings, implement lockout/tagout procedures to ensure that the equipment is isolated from its power source and cannot be accidentally energized during maintenance or repair activities.

2. Proper Training:

Ensure that personnel working with mechanical couplings receive proper training on safe handling, installation, and maintenance procedures. Adequate knowledge of coupling types, torque limits, and alignment techniques is crucial to avoid accidents.

3. Personal Protective Equipment (PPE):

Wear appropriate personal protective equipment, such as gloves, safety goggles, and hearing protection, when installing or inspecting couplings. This helps prevent injuries from sharp edges, rotating parts, or potential flying debris.

4. Follow Manufacturer’s Guidelines:

Always follow the manufacturer’s guidelines and instructions for the specific coupling being used. Proper installation torque, maintenance schedules, and safety precautions provided by the manufacturer should be strictly adhered to.

5. Inspections:

Regularly inspect the couplings for signs of wear, misalignment, or damage. Any worn or damaged couplings should be replaced promptly to prevent failures during operation.

6. Avoid Overloading:

Do not exceed the torque and speed limits specified by the manufacturer for the coupling. Overloading the coupling can lead to premature failure and potential safety hazards.

7. Preventive Maintenance:

Implement a preventive maintenance program to regularly check and service the couplings as recommended by the manufacturer. Proper maintenance can extend the life of the coupling and prevent unexpected failures.

8. Proper Storage:

Store spare couplings in a safe and dry environment, away from potential damage or exposure to harmful substances. Protect the couplings from corrosion and contamination.

9. Emergency Procedures:

Have emergency procedures in place in case of coupling failure or accidents. Employees should know how to respond to unexpected incidents safely.

10. Proper Lifting and Handling:

When installing or removing heavy couplings, use appropriate lifting equipment and techniques to prevent strain or injuries.

By following these safety considerations, workers can reduce the risk of accidents and ensure a safe working environment when dealing with mechanical couplings.

“`spline coupling

Can a faulty mechanical coupling lead to equipment failure and downtime?

Yes, a faulty mechanical coupling can indeed lead to equipment failure and downtime in a mechanical system. The importance of well-maintained and properly functioning couplings cannot be overstated, and their failure can have significant consequences:

1. Loss of Torque Transmission:

A faulty coupling may not be able to effectively transmit torque from the motor to the driven load. This loss of torque transmission can result in reduced or erratic performance of the equipment.

2. Increased Wear and Damage:

When a coupling is not functioning correctly, it may introduce excessive play or misalignment between the connected components. This can lead to increased wear on bearings, shafts, gears, and other parts, accelerating their deterioration.

3. Vibrations and Resonance:

Faulty couplings can cause vibrations and resonance in the system, leading to stress and fatigue in the equipment. These vibrations can further propagate throughout the machinery, affecting nearby components and leading to potential failures.

4. Overloading and Overheating:

In some cases, a faulty coupling may not slip or disengage as intended when subjected to overload conditions. This can cause excessive stress on the equipment, leading to overheating and potential damage to the motor, gearbox, or other components.

5. System Downtime:

When a mechanical coupling fails, it often necessitates equipment shutdown for repairs or replacement. This unplanned downtime can lead to production halts, reduced efficiency, and financial losses for businesses.

6. Safety Risks:

A faulty coupling that fails to disconnect or slip during overloads can pose safety risks to personnel and equipment. It may lead to unexpected and potentially dangerous equipment behavior.

7. Costly Repairs and Replacements:

Fixing or replacing damaged components due to coupling failure can be costly. Additionally, if a faulty coupling causes damage to other parts of the system, the repair expenses can escalate.

Regular maintenance and inspections of mechanical couplings are crucial to detect early signs of wear or damage. Identifying and addressing issues promptly can help prevent equipment failure, reduce downtime, and ensure the smooth and efficient operation of mechanical systems.

“`
China wholesaler Hot Selling Spline Rigid Shaft Couplings Roller Chain Couplings for Industry Machine Factory Direct Sales   spline couplingChina wholesaler Hot Selling Spline Rigid Shaft Couplings Roller Chain Couplings for Industry Machine Factory Direct Sales   spline coupling
editor by CX 2024-04-10

China Standard 2019 New Design Pto Shaft Cross CZPT Joint for Farming Equipment Machine Parts with high quality

Product Description

2019 New Design pto shaft cross universal joint for Farming Equipment Machine Parts
1. Tubes or Pipes
We’ve already got Triangular profile tube and Lemon profile tube for all the series we provide.
And we have some star tube, splined tube and other profile tubes required by our customers (for a certain series). (Please notice that our catalog doesnt contain all the items we produce)
If you want tubes other than triangular or lemon, please provide drawings or pictures.

2.End yokes
We’ve got several types of quick release yokes and plain bore yoke. I will suggest the usual type for your reference.
You can also send drawings or pictures to us if you cannot find your item in our catalog.

3. Safety devices or clutches
I will attach the details of safety devices for your reference. We’ve already have Free wheel (RA), Ratchet torque limiter(SA), Shear bolt torque limiter(SB), 3types of friction torque limiter (FF,FFS,FCS) and overrunning couplers(adapters) (FAS).

4.For any other more special requirements with plastic guard, connection method, color of painting, package, etc., please feel free to let me know.

Features: 
1. We have been specialized in designing, manufacturing drive shaft, steering coupler shaft, universal joints, which have exported to the USA, Europe, Australia etc for years 
2. Application to all kinds of general mechanical situation 
3. Our products are of high intensity and rigidity. 
4. Heat resistant & Acid resistant 
5. OEM orders are welcomed

Our factory is a leading manufacturer of PTO shaft yoke and universal joint.

We manufacture high quality PTO yokes for various vehicles, construction machinery and equipment. All products are constructed with rotating lighter.

We are currently exporting our products throughout the world, especially to North America, South America, Europe, and Russia. If you are interested in any item, please do not hesitate to contact us. We are looking forward to becoming your suppliers in the near future.

 

What Are the Advantages of a Splined Shaft?

If you are looking for the right splined shaft for your machine, you should know a few important things. First, what type of material should be used? Stainless steel is usually the most appropriate choice, because of its ability to offer low noise and fatigue failure. Secondly, it can be machined using a slotting or shaping machine. Lastly, it will ensure smooth motion. So, what are the advantages of a splined shaft?
Stainless steel is the best material for splined shafts

When choosing a splined shaft, you should consider its hardness, quality, and finish. Stainless steel has superior corrosion and wear resistance. Carbon steel is another good material for splined shafts. Carbon steel has a shallow carbon content (about 1.7%), which makes it more malleable and helps ensure smooth motion. But if you’re not willing to spend the money on stainless steel, consider other options.
There are 2 main types of splines: parallel splines and crowned splines. Involute splines have parallel grooves and allow linear and rotary motion. Helical splines have involute teeth and are oriented at an angle. This type allows for many teeth on the shaft and minimizes the stress concentration in the stationary joint.
Large evenly spaced splines are widely used in hydraulic systems, drivetrains, and machine tools. They are typically made from carbon steel (CR10) and stainless steel (AISI 304). This material is durable and meets the requirements of ISO 14-B, formerly DIN 5463-B. Splined shafts are typically made of stainless steel or C45 steel, though there are many other materials available.
Stainless steel is the best material for a splined shaft. This metal is also incredibly affordable. In most cases, stainless steel is the best choice for these shafts because it offers the best corrosion resistance. There are many different types of splined shafts, and each 1 is suited for a particular application. There are also many different types of stainless steel, so choose stainless steel if you want the best quality.
For those looking for high-quality splined shafts, CZPT Spline Shafts offer many benefits. They can reduce costs, improve positional accuracy, and reduce friction. With the CZPT TFE coating, splined shafts can reduce energy and heat buildup, and extend the life of your products. And, they’re easy to install – all you need to do is install them.
splineshaft

They provide low noise, low wear and fatigue failure

The splines in a splined shaft are composed of 2 main parts: the spline root fillet and the spline relief. The spline root fillet is the most critical part, because fatigue failure starts there and propagates to the relief. The spline relief is more susceptible to fatigue failure because of its involute tooth shape, which offers a lower stress to the shaft and has a smaller area of contact.
The fatigue life of splined shafts is determined by measuring the S-N curve. This is also known as the Wohler curve, and it is the relationship between stress amplitude and number of cycles. It depends on the material, geometry and way of loading. It can be obtained from a physical test on a uniform material specimen under a constant amplitude load. Approximations for low-alloy steel parts can be made using a lower-alloy steel material.
Splined shafts provide low noise, minimal wear and fatigue failure. However, some mechanical transmission elements need to be removed from the shaft during assembly and manufacturing processes. The shafts must still be capable of relative axial movement for functional purposes. As such, good spline joints are essential to high-quality torque transmission, minimal backlash, and low noise. The major failure modes of spline shafts include fretting corrosion, tooth breakage, and fatigue failure.
The outer disc carrier spline is susceptible to tensile stress and fatigue failure. High customer demands for low noise and low wear and fatigue failure makes splined shafts an excellent choice. A fractured spline gear coupling was received for analysis. It was installed near the top of a filter shaft and inserted into the gearbox motor. The service history was unknown. The fractured spline gear coupling had longitudinally cracked and arrested at the termination of the spline gear teeth. The spline gear teeth also exhibited wear and deformation.
A new spline coupling method detects fault propagation in hollow cylindrical splined shafts. A spline coupling is fabricated using an AE method with the spline section unrolled into a metal plate of the same thickness as the cylinder wall. In addition, the spline coupling is misaligned, which puts significant concentration on the spline teeth. This further accelerates the rate of fretting fatigue and wear.
A spline joint should be lubricated after 25 hours of operation. Frequent lubrication can increase maintenance costs and cause downtime. Moreover, the lubricant may retain abrasive particles at the interfaces. In some cases, lubricants can even cause misalignment, leading to premature failure. So, the lubrication of a spline coupling is vital in ensuring proper functioning of the shaft.
The design of a spline coupling can be optimized to enhance its wear resistance and reliability. Surface treatments, loads, and rotation affect the friction properties of a spline coupling. In addition, a finite element method was developed to predict wear of a floating spline coupling. This method is feasible and provides a reliable basis for predicting the wear and fatigue life of a spline coupling.
splineshaft

They can be machined using a slotting or shaping machine

Machines can be used to shape splined shafts in a variety of industries. They are useful in many applications, including gearboxes, braking systems, and axles. A slotted shaft can be manipulated in several ways, including hobbling, broaching, and slotting. In addition to shaping, splines are also useful in reducing bar diameter.
When using a slotting or shaping machine, the workpiece is held against a pedestal that has a uniform thickness. The machine is equipped with a stand column and limiting column (Figure 1), each positioned perpendicular to the upper surface of the pedestal. The limiting column axis is located on the same line as the stand column. During the slotting or shaping process, the tool is fed in and out until the desired space is achieved.
One process involves cutting splines into a shaft. Straddle milling, spline shaping, and spline cutting are 2 common processes used to create splined shafts. Straddle milling involves a fixed indexing fixture that holds the shaft steady, while rotating milling cutters cut the groove in the length of the shaft. Several passes are required to ensure uniformity throughout the spline.
Splines are a type of gear. The ridges or teeth on the drive shaft mesh with grooves in the mating piece. A splined shaft allows the transmission of torque to a mate piece while maximizing the power transfer. Splines are used in heavy vehicles, construction, agriculture, and massive earthmoving machinery. Splines are used in virtually every type of rotary motion, from axles to transmission systems. They also offer better fatigue life and reliability.
Slotting or shaping machines can also be used to shape splined shafts. Slotting machines are often used to machine splined shafts, because it is easier to make them with these machines. Using a slotting or shaping machine can result in splined shafts of different sizes. It is important to follow a set of spline standards to ensure your parts are manufactured to the highest standards.
A milling machine is another option for producing splined shafts. A spline shaft can be set up between 2 centers in an indexing fixture. Two side milling cutters are mounted on an arbor and a spacer and shims are inserted between them. The arbor and cutters are then mounted to a milling machine spindle. To make sure the cutters center themselves over the splined shaft, an adjustment must be made to the spindle of the machine.
The machining process is very different for internal and external splines. External splines can be broached, shaped, milled, or hobbed, while internal splines cannot. These machines use hard alloy, but they are not as good for internal splines. A machine with a slotting mechanism is necessary for these operations.

China Standard 2019 New Design Pto Shaft Cross CZPT Joint for Farming Equipment Machine Parts     with high qualityChina Standard 2019 New Design Pto Shaft Cross CZPT Joint for Farming Equipment Machine Parts     with high quality

China high quality HRC15 Hardness Rod Chromed Machine Shaft CNC with Best Sales

Product Description

 

Product Description

Product description

Linear shaft features

Items

Linear shaft

Flexible shaft

Hollow shaft

Material

CK45, SUJ2

CK45

SUJ2

Heat treatment

Induction hardened

Not hardened

Induction hardened

Surface hardness

HRC58±2

HRC15±3

HRC60±2

Surface treated

Hard chrome plated

Hard chrome plated

Hard chrome plated

Precision

h7, g6, h6

h7, g6

h7, g6, h6

Roundness

Max3.0µm

Max3.0µm

Max3.0µm

Straightness

Max5.0µm

Max5.0µm

Max5.0µm

Chrome thickness

20-30µm

30µm

30µm

Roughness

Max1.5µm

Max1.5µm

Max1.5µm

Process machinized

Threading, reduced shaft dia,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfering

Linear shaft description

ERSK Linear offers linear shafting in a variety of different options to meet a wide range of customer needs. Available in hardened steel, CK45 material steel, SUJ2 material steel, hollow steel , inch and metric, Simplicity Shafting maintains the ideal surface finish for linear plain bearings and ball bearings.

· Solid round shafting is available in inch sizes from 3/16″ thru 4″ and metric sizes from 3 mm thru 80 mm

· Machining available upon request

High Reliability

ERSK linear shaft has very straight quality control standards covering every production process. With proper lubrication and use, trouble-free operation for an extended period of time is possible.

Smooth Operation

The high efficiency of linear shaft is vastly superior to conventional shaft. The torque required is less than 30%. Linear motion can be easily changed from rotary motion.

High Durability

Rigidly selected materials, intensive heat treating and processing techniques, backed by years of experience,have resulted in the most durable linear shaft manufactured.

Induction linear shaft, Flexible linear shaft,

linear bearings shaft, hollow linear shaft,

hardened linear shaft, chromed linear shaft

Application

For delicate application in industrial application, machine tool and automation application.

Linear Shafts – Technical Properties.

Test linear shaft surface roughness

the max roughness is Ra0.4um

Straight the linear shaft straightness:

We control the traighness 0.05mm of linear shaft 300mm

Test hardness:

S45C materail induction linear shaft, the hardness is HRC55-58

GCr15 (SUJ2) materail induction linear shaft, the hardness is HRC58-63

If flexible shaft, the hardness is based on the shaft material itself

Test the linear shaft dia precision, as usually, h7 is the normal tolerance in our stock, But we can offer g6, h6 precision too. if any special tolerance, we are CZPT to customize them for you.

We can machinize all kinds of machining,

 

Related products

Related products

There are many kinds of products we can offer, If you are interested in them, please click the picture and see the details.

Production Flow

Over service

Over Service

Packaging & Shipping

Packaging and shipping

PP bag for each linear shaft, Standard exported carton outside for small order shipping by international express, such as DHL, TNT, UPS

Wooden box outside for big quantity or very long linear shaft by sea, by air

 

Company Profile

Company information

Our principle

 

Analytical Approaches to Estimating Contact Pressures in Spline Couplings

A spline coupling is a type of mechanical connection between 2 rotating shafts. It consists of 2 parts – a coupler and a coupling. Both parts have teeth which engage and transfer loads. However, spline couplings are typically over-dimensioned, which makes them susceptible to fatigue and static behavior. Wear phenomena can also cause the coupling to fail. For this reason, proper spline coupling design is essential for achieving optimum performance.
splineshaft

Modeling a spline coupling

Spline couplings are becoming increasingly popular in the aerospace industry, but they operate in a slightly misaligned state, causing both vibrations and damage to the contact surfaces. To solve this problem, this article offers analytical approaches for estimating the contact pressures in a spline coupling. Specifically, this article compares analytical approaches with pure numerical approaches to demonstrate the benefits of an analytical approach.
To model a spline coupling, first you create the knowledge base for the spline coupling. The knowledge base includes a large number of possible specification values, which are related to each other. If you modify 1 specification, it may lead to a warning for violating another. To make the design valid, you must create a spline coupling model that meets the specified specification values.
After you have modeled the geometry, you must enter the contact pressures of the 2 spline couplings. Then, you need to determine the position of the pitch circle of the spline. In Figure 2, the centre of the male coupling is superposed to that of the female spline. Then, you need to make sure that the alignment meshing distance of the 2 splines is the same.
Once you have the data you need to create a spline coupling model, you can begin by entering the specifications for the interface design. Once you have this data, you need to choose whether to optimize the internal spline or the external spline. You’ll also need to specify the tooth friction coefficient, which is used to determine the stresses in the spline coupling model 20. You should also enter the pilot clearance, which is the clearance between the tip 186 of a tooth 32 on 1 spline and the feature on the mating spline.
After you have entered the desired specifications for the external spline, you can enter the parameters for the internal spline. For example, you can enter the outer diameter limit 154 of the major snap 54 and the minor snap 56 of the internal spline. The values of these parameters are displayed in color-coded boxes on the Spline Inputs and Configuration GUI screen 80. Once the parameters are entered, you’ll be presented with a geometric representation of the spline coupling model 20.

Creating a spline coupling model 20

The spline coupling model 20 is created by a product model software program 10. The software validates the spline coupling model against a knowledge base of configuration-dependent specification constraints and relationships. This report is then input to the ANSYS stress analyzer program. It lists the spline coupling model 20’s geometric configurations and specification values for each feature. The spline coupling model 20 is automatically recreated every time the configuration or performance specifications of the spline coupling model 20 are modified.
The spline coupling model 20 can be configured using the product model software program 10. A user specifies the axial length of the spline stack, which may be zero, or a fixed length. The user also enters a radial mating face 148, if any, and selects a pilot clearance specification value of 14.5 degrees or 30 degrees.
A user can then use the mouse 110 to modify the spline coupling model 20. The spline coupling knowledge base contains a large number of possible specification values and the spline coupling design rule. If the user tries to change a spline coupling model, the model will show a warning about a violation of another specification. In some cases, the modification may invalidate the design.
In the spline coupling model 20, the user enters additional performance requirement specifications. The user chooses the locations where maximum torque is transferred for the internal and external splines 38 and 40. The maximum torque transfer location is determined by the attachment configuration of the hardware to the shafts. Once this is selected, the user can click “Next” to save the model. A preview of the spline coupling model 20 is displayed.
The model 20 is a representation of a spline coupling. The spline specifications are entered in the order and arrangement as specified on the spline coupling model 20 GUI screen. Once the spline coupling specifications are entered, the product model software program 10 will incorporate them into the spline coupling model 20. This is the last step in spline coupling model creation.
splineshaft

Analysing a spline coupling model 20

An analysis of a spline coupling model consists of inputting its configuration and performance specifications. These specifications may be generated from another computer program. The product model software program 10 then uses its internal knowledge base of configuration dependent specification relationships and constraints to create a valid three-dimensional parametric model 20. This model contains information describing the number and types of spline teeth 32, snaps 34, and shoulder 36.
When you are analysing a spline coupling, the software program 10 will include default values for various specifications. The spline coupling model 20 comprises an internal spline 38 and an external spline 40. Each of the splines includes its own set of parameters, such as its depth, width, length, and radii. The external spline 40 will also contain its own set of parameters, such as its orientation.
Upon selecting these parameters, the software program will perform various analyses on the spline coupling model 20. The software program 10 calculates the nominal and maximal tooth bearing stresses and fatigue life of a spline coupling. It will also determine the difference in torsional windup between an internal and an external spline. The output file from the analysis will be a report file containing model configuration and specification data. The output file may also be used by other computer programs for further analysis.
Once these parameters are set, the user enters the design criteria for the spline coupling model 20. In this step, the user specifies the locations of maximum torque transfer for both the external and internal spline 38. The maximum torque transfer location depends on the configuration of the hardware attached to the shafts. The user may enter up to 4 different performance requirement specifications for each spline.
The results of the analysis show that there are 2 phases of spline coupling. The first phase shows a large increase in stress and vibration. The second phase shows a decline in both stress and vibration levels. The third stage shows a constant meshing force between 300N and 320N. This behavior continues for a longer period of time, until the final stage engages with the surface.
splineshaft

Misalignment of a spline coupling

A study aimed to investigate the position of the resultant contact force in a spline coupling engaging teeth under a steady torque and rotating misalignment. The study used numerical methods based on Finite Element Method (FEM) models. It produced numerical results for nominal conditions and parallel offset misalignment. The study considered 2 levels of misalignment – 0.02 mm and 0.08 mm – with different loading levels.
The results showed that the misalignment between the splines and rotors causes a change in the meshing force of the spline-rotor coupling system. Its dynamics is governed by the meshing force of splines. The meshing force of a misaligned spline coupling is related to the rotor-spline coupling system parameters, the transmitting torque, and the dynamic vibration displacement.
Despite the lack of precise measurements, the misalignment of splines is a common problem. This problem is compounded by the fact that splines usually feature backlash. This backlash is the result of the misaligned spline. The authors analyzed several splines, varying pitch diameters, and length/diameter ratios.
A spline coupling is a two-dimensional mechanical system, which has positive backlash. The spline coupling is comprised of a hub and shaft, and has tip-to-root clearances that are larger than the backlash. A form-clearance is sufficient to prevent tip-to-root fillet contact. The torque on the splines is transmitted via friction.
When a spline coupling is misaligned, a torque-biased thrust force is generated. In such a situation, the force can exceed the torque, causing the component to lose its alignment. The two-way transmission of torque and thrust is modeled analytically in the present study. The analytical approach provides solutions that can be integrated into the design process. So, the next time you are faced with a misaligned spline coupling problem, make sure to use an analytical approach!
In this study, the spline coupling is analyzed under nominal conditions without a parallel offset misalignment. The stiffness values obtained are the percentage difference between the nominal pitch diameter and load application diameter. Moreover, the maximum percentage difference in the measured pitch diameter is 1.60% under a torque of 5000 N*m. The other parameter, the pitch angle, is taken into consideration in the calculation.

China high quality HRC15 Hardness Rod Chromed Machine Shaft CNC     with Best SalesChina high quality HRC15 Hardness Rod Chromed Machine Shaft CNC     with Best Sales

China high quality Exquisite Forging Square CZPT Spline Tractor Machine Clutch Spare Parts Durable Pto Cardan Shaft for Cultivators near me shop

Product Description

Exquisite Forging Square Universal Spline Tractor Machine Clutch Spare Parts Durable Pto Cardan Shaft for Cultivators

Power Take Off Shafts for all applications

A power take-off or power takeoff (PTO) is any of several methods for taking power from a power source, such as a running engine, and transmitting it to an application such as an attached implement or separate machines.

Most commonly, it is a splined drive shaft installed on a tractor or truck allowing implements with mating fittings to be powered directly by the engine.

Semi-permanently mounted power take-offs can also be found on industrial and marine engines. These applications typically use a drive shaft and bolted joint to transmit power to a secondary implement or accessory. In the case of a marine application, such shafts may be used to power fire pumps.

We offer high-quality PTO shaft parts and accessories, including clutches, tubes, and yokes for your tractor and implements, including an extensive range of pto driveline. Request our pto shaft products at the best rate possible.

What does a power take off do?

Power take-off (PTO) is a device that transfers an engine’s mechanical power to another piece of equipment. A PTO allows the hosting energy source to transmit power to additional equipment that does not have its own engine or motor. For example, a PTO helps to run a jackhammer using a tractor engine.

What’s the difference between 540 and 1000 PTO?

When a PTO shaft is turning 540, the ratio must be adjusted (geared up or down) to meet the needs of the implement, which is usually higher RPM’s than that. Since 1000 RPM’s is almost double that of 540, there is less “”Gearing Up”” designed in the implement to do the job required.”

If you are looking for a PTO speed reducer visit here 

Function Power transmission                                   
Use Tractors and various farm implements
Place of Origin HangZhou ,ZHangZhoug, China (Mainland)
Brand Name EPT
Yoke Type push pin/quick release/collar/double push pin/bolt pins/split pins 
Processing Of Yoke Forging
Plastic Cover YW;BW;YS;BS
Color Yellow;black
Series T series; L series; S series
Tube Type Trianglar/star/lemon
Processing Of Tube Cold drawn
Spline Type 1 3/8″ Z6; 1 3/8 Z21 ;1 3/4 Z20;1 1/8 Z6; 1 3/4 Z6; 

Related Products

Application:

Company information:

 

What Are the Advantages of a Splined Shaft?

If you are looking for the right splined shaft for your machine, you should know a few important things. First, what type of material should be used? Stainless steel is usually the most appropriate choice, because of its ability to offer low noise and fatigue failure. Secondly, it can be machined using a slotting or shaping machine. Lastly, it will ensure smooth motion. So, what are the advantages of a splined shaft?
Stainless steel is the best material for splined shafts

When choosing a splined shaft, you should consider its hardness, quality, and finish. Stainless steel has superior corrosion and wear resistance. Carbon steel is another good material for splined shafts. Carbon steel has a shallow carbon content (about 1.7%), which makes it more malleable and helps ensure smooth motion. But if you’re not willing to spend the money on stainless steel, consider other options.
There are 2 main types of splines: parallel splines and crowned splines. Involute splines have parallel grooves and allow linear and rotary motion. Helical splines have involute teeth and are oriented at an angle. This type allows for many teeth on the shaft and minimizes the stress concentration in the stationary joint.
Large evenly spaced splines are widely used in hydraulic systems, drivetrains, and machine tools. They are typically made from carbon steel (CR10) and stainless steel (AISI 304). This material is durable and meets the requirements of ISO 14-B, formerly DIN 5463-B. Splined shafts are typically made of stainless steel or C45 steel, though there are many other materials available.
Stainless steel is the best material for a splined shaft. This metal is also incredibly affordable. In most cases, stainless steel is the best choice for these shafts because it offers the best corrosion resistance. There are many different types of splined shafts, and each 1 is suited for a particular application. There are also many different types of stainless steel, so choose stainless steel if you want the best quality.
For those looking for high-quality splined shafts, CZPT Spline Shafts offer many benefits. They can reduce costs, improve positional accuracy, and reduce friction. With the CZPT TFE coating, splined shafts can reduce energy and heat buildup, and extend the life of your products. And, they’re easy to install – all you need to do is install them.
splineshaft

They provide low noise, low wear and fatigue failure

The splines in a splined shaft are composed of 2 main parts: the spline root fillet and the spline relief. The spline root fillet is the most critical part, because fatigue failure starts there and propagates to the relief. The spline relief is more susceptible to fatigue failure because of its involute tooth shape, which offers a lower stress to the shaft and has a smaller area of contact.
The fatigue life of splined shafts is determined by measuring the S-N curve. This is also known as the Wohler curve, and it is the relationship between stress amplitude and number of cycles. It depends on the material, geometry and way of loading. It can be obtained from a physical test on a uniform material specimen under a constant amplitude load. Approximations for low-alloy steel parts can be made using a lower-alloy steel material.
Splined shafts provide low noise, minimal wear and fatigue failure. However, some mechanical transmission elements need to be removed from the shaft during assembly and manufacturing processes. The shafts must still be capable of relative axial movement for functional purposes. As such, good spline joints are essential to high-quality torque transmission, minimal backlash, and low noise. The major failure modes of spline shafts include fretting corrosion, tooth breakage, and fatigue failure.
The outer disc carrier spline is susceptible to tensile stress and fatigue failure. High customer demands for low noise and low wear and fatigue failure makes splined shafts an excellent choice. A fractured spline gear coupling was received for analysis. It was installed near the top of a filter shaft and inserted into the gearbox motor. The service history was unknown. The fractured spline gear coupling had longitudinally cracked and arrested at the termination of the spline gear teeth. The spline gear teeth also exhibited wear and deformation.
A new spline coupling method detects fault propagation in hollow cylindrical splined shafts. A spline coupling is fabricated using an AE method with the spline section unrolled into a metal plate of the same thickness as the cylinder wall. In addition, the spline coupling is misaligned, which puts significant concentration on the spline teeth. This further accelerates the rate of fretting fatigue and wear.
A spline joint should be lubricated after 25 hours of operation. Frequent lubrication can increase maintenance costs and cause downtime. Moreover, the lubricant may retain abrasive particles at the interfaces. In some cases, lubricants can even cause misalignment, leading to premature failure. So, the lubrication of a spline coupling is vital in ensuring proper functioning of the shaft.
The design of a spline coupling can be optimized to enhance its wear resistance and reliability. Surface treatments, loads, and rotation affect the friction properties of a spline coupling. In addition, a finite element method was developed to predict wear of a floating spline coupling. This method is feasible and provides a reliable basis for predicting the wear and fatigue life of a spline coupling.
splineshaft

They can be machined using a slotting or shaping machine

Machines can be used to shape splined shafts in a variety of industries. They are useful in many applications, including gearboxes, braking systems, and axles. A slotted shaft can be manipulated in several ways, including hobbling, broaching, and slotting. In addition to shaping, splines are also useful in reducing bar diameter.
When using a slotting or shaping machine, the workpiece is held against a pedestal that has a uniform thickness. The machine is equipped with a stand column and limiting column (Figure 1), each positioned perpendicular to the upper surface of the pedestal. The limiting column axis is located on the same line as the stand column. During the slotting or shaping process, the tool is fed in and out until the desired space is achieved.
One process involves cutting splines into a shaft. Straddle milling, spline shaping, and spline cutting are 2 common processes used to create splined shafts. Straddle milling involves a fixed indexing fixture that holds the shaft steady, while rotating milling cutters cut the groove in the length of the shaft. Several passes are required to ensure uniformity throughout the spline.
Splines are a type of gear. The ridges or teeth on the drive shaft mesh with grooves in the mating piece. A splined shaft allows the transmission of torque to a mate piece while maximizing the power transfer. Splines are used in heavy vehicles, construction, agriculture, and massive earthmoving machinery. Splines are used in virtually every type of rotary motion, from axles to transmission systems. They also offer better fatigue life and reliability.
Slotting or shaping machines can also be used to shape splined shafts. Slotting machines are often used to machine splined shafts, because it is easier to make them with these machines. Using a slotting or shaping machine can result in splined shafts of different sizes. It is important to follow a set of spline standards to ensure your parts are manufactured to the highest standards.
A milling machine is another option for producing splined shafts. A spline shaft can be set up between 2 centers in an indexing fixture. Two side milling cutters are mounted on an arbor and a spacer and shims are inserted between them. The arbor and cutters are then mounted to a milling machine spindle. To make sure the cutters center themselves over the splined shaft, an adjustment must be made to the spindle of the machine.
The machining process is very different for internal and external splines. External splines can be broached, shaped, milled, or hobbed, while internal splines cannot. These machines use hard alloy, but they are not as good for internal splines. A machine with a slotting mechanism is necessary for these operations.

China high quality Exquisite Forging Square CZPT Spline Tractor Machine Clutch Spare Parts Durable Pto Cardan Shaft for Cultivators     near me shop China high quality Exquisite Forging Square CZPT Spline Tractor Machine Clutch Spare Parts Durable Pto Cardan Shaft for Cultivators     near me shop

China OEM High Durable CZPT Pto Shaft CZPT for Tractor Machine Spare Parts near me supplier

Product Description

High durable universal pto shaft coupling for tractor machine spare parts
1. Tubes or Pipes
We’ve already got Triangular profile tube and Lemon profile tube for all the series we provide.
And we have some star tube, splined tube and other profile tubes required by our customers (for a certain series). (Please notice that our catalog doesnt contain all the items we produce)
If you want tubes other than triangular or lemon, please provide drawings or pictures.

2.End yokes
We’ve got several types of quick release yokes and plain bore yoke. I will suggest the usual type for your reference.
You can also send drawings or pictures to us if you cannot find your item in our catalog.

3. Safety devices or clutches
I will attach the details of safety devices for your reference. We’ve already have Free wheel (RA), Ratchet torque limiter(SA), Shear bolt torque limiter(SB), 3types of friction torque limiter (FF,FFS,FCS) and overrunning couplers(adapters) (FAS).

4.For any other more special requirements with plastic guard, connection method, color of painting, package, etc., please feel free to let me know.

Features: 
1. We have been specialized in designing, manufacturing drive shaft, steering coupler shaft, universal joints, which have exported to the USA, Europe, Australia etc for years 
2. Application to all kinds of general mechanical situation 
3. Our products are of high intensity and rigidity. 
4. Heat resistant & Acid resistant 
5. OEM orders are welcomed

Our factory is a leading manufacturer of PTO shaft yoke and universal joint.

We manufacture high quality PTO yokes for various vehicles, construction machinery and equipment. All products are constructed with rotating lighter.

We are currently exporting our products throughout the world, especially to North America, South America, Europe, and Russia. If you are interested in any item, please do not hesitate to contact us. We are looking forward to becoming your suppliers in the near future.

 

Applications of Spline Couplings

A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.
splineshaft

Optimal design

The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.
splineshaft

Characteristics

An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.

Applications

Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.
splineshaft

Predictability

Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.

China OEM High Durable CZPT Pto Shaft CZPT for Tractor Machine Spare Parts     near me supplier China OEM High Durable CZPT Pto Shaft CZPT for Tractor Machine Spare Parts     near me supplier

China Standard High Performance Spline Shaft CZPT for Concrete Mixer Machine near me shop

Product Description

High Performance Spline Shaft Coupling for Concrete Mixer Machine

Product Description
connecting the main shaft and gear box transmission transitional and protection.
Our spline shaft advantages as follows,
1, high precision, wear resistant
2, Bear the load of the shaft and lubricate the shaft
3, we support Sicoma, SANY, CZPT Spline Shaft
4,long shelf life
 

Company Information

 We are Manufacturer, Supplier and Exporter of Concrete Mixer Wear Parts , Twin Shaft Concrete Mixer Wear Parts , Central Mixing Shovels, Central Mixing ARM Assembly, Central Shovels, Central Mixing ARM, Bottom Wear Plates, Right Mixing ARM, Seal Ring, Spacer. CZPT Technology Machinery company is your source for Twin -shaft concrete mixer replacement wear parts.Our superior methods and equipped foundry enable us to produce Ni-Hard, Hi-Chrome Iron castings with Brinell hardness of 650+ for shovels and wear plates. Other parts like mixing arms are manufactured from alloy steel castings. The exceptional hardness of these castings achieved by long Heat treatment cycles extends its wear life.Our products for twin shaft mixer include: Liners. Wear Plates, Mixing arms, Mixing Blades. Mixing paddles, scrapers, tiles, side & floor CZPT and all types of concrete and cement mixer liners.
      We make replacement parts for mixers made & used by(inculding but not limited) :SICOMA , B.H.S , SANY, ZOOMLION, NFLG, and many others.

Product Description

  

Company Profile

MaHangZhou Huawei Machinery Technology CO., LTD.is located in the famous steel city HangZhou City, rich iron and steel resources for the development of my company provides a unique advantage, the company is the production and research of various wear-resistant, heat-resistant, shock-resistant alloy castings professional manufacturers; Business is characterized by fine, special, unique. Products to the market economy needs throughout the country, each year more than 5, 000 tons of various casting products in metallurgical machinery, construction, cement, transportation and other industries widely used. This product its unique properties of various materials to resist wear and tear on the product, as many national key projects of qualified suppliers. 

Packaging and Transportation
1.Quick delivery and high efficiency.
2.Use reinforced packaging for important electronic accessories and wearing parts.
3.We will carefully calculate the type of space and cabinet needed to minimize the cost to buyers and help them save money.
4.Port: ZheJiang , HangZhou, ZheJiang , HangZhou, HangZhou, HangZhou

Service & After-sale Service
1.Technical files service provided.
2.Spare parts replacement and repair service provided.
3.Our Products can be customized according to clients’ different requirement.
4.Technical support online service provided.

1.May enjoy the life-long service and technical consultation after you buy our products.
2.Certain quantity stochastic tool will be provided while delivering goods.
3.Within 48 hours service will be available according to different regions after received the telephone.
4.The time of warranty is for a whole year
5.Promptly provides the fittings according to users’ demands, handles for the user consigns for shipment.
6.Provides the technology advisory service as necessary.
7.Please contact me when you have any problems with the plant.

 

Analytical Approaches to Estimating Contact Pressures in Spline Couplings

A spline coupling is a type of mechanical connection between 2 rotating shafts. It consists of 2 parts – a coupler and a coupling. Both parts have teeth which engage and transfer loads. However, spline couplings are typically over-dimensioned, which makes them susceptible to fatigue and static behavior. Wear phenomena can also cause the coupling to fail. For this reason, proper spline coupling design is essential for achieving optimum performance.
splineshaft

Modeling a spline coupling

Spline couplings are becoming increasingly popular in the aerospace industry, but they operate in a slightly misaligned state, causing both vibrations and damage to the contact surfaces. To solve this problem, this article offers analytical approaches for estimating the contact pressures in a spline coupling. Specifically, this article compares analytical approaches with pure numerical approaches to demonstrate the benefits of an analytical approach.
To model a spline coupling, first you create the knowledge base for the spline coupling. The knowledge base includes a large number of possible specification values, which are related to each other. If you modify 1 specification, it may lead to a warning for violating another. To make the design valid, you must create a spline coupling model that meets the specified specification values.
After you have modeled the geometry, you must enter the contact pressures of the 2 spline couplings. Then, you need to determine the position of the pitch circle of the spline. In Figure 2, the centre of the male coupling is superposed to that of the female spline. Then, you need to make sure that the alignment meshing distance of the 2 splines is the same.
Once you have the data you need to create a spline coupling model, you can begin by entering the specifications for the interface design. Once you have this data, you need to choose whether to optimize the internal spline or the external spline. You’ll also need to specify the tooth friction coefficient, which is used to determine the stresses in the spline coupling model 20. You should also enter the pilot clearance, which is the clearance between the tip 186 of a tooth 32 on 1 spline and the feature on the mating spline.
After you have entered the desired specifications for the external spline, you can enter the parameters for the internal spline. For example, you can enter the outer diameter limit 154 of the major snap 54 and the minor snap 56 of the internal spline. The values of these parameters are displayed in color-coded boxes on the Spline Inputs and Configuration GUI screen 80. Once the parameters are entered, you’ll be presented with a geometric representation of the spline coupling model 20.

Creating a spline coupling model 20

The spline coupling model 20 is created by a product model software program 10. The software validates the spline coupling model against a knowledge base of configuration-dependent specification constraints and relationships. This report is then input to the ANSYS stress analyzer program. It lists the spline coupling model 20’s geometric configurations and specification values for each feature. The spline coupling model 20 is automatically recreated every time the configuration or performance specifications of the spline coupling model 20 are modified.
The spline coupling model 20 can be configured using the product model software program 10. A user specifies the axial length of the spline stack, which may be zero, or a fixed length. The user also enters a radial mating face 148, if any, and selects a pilot clearance specification value of 14.5 degrees or 30 degrees.
A user can then use the mouse 110 to modify the spline coupling model 20. The spline coupling knowledge base contains a large number of possible specification values and the spline coupling design rule. If the user tries to change a spline coupling model, the model will show a warning about a violation of another specification. In some cases, the modification may invalidate the design.
In the spline coupling model 20, the user enters additional performance requirement specifications. The user chooses the locations where maximum torque is transferred for the internal and external splines 38 and 40. The maximum torque transfer location is determined by the attachment configuration of the hardware to the shafts. Once this is selected, the user can click “Next” to save the model. A preview of the spline coupling model 20 is displayed.
The model 20 is a representation of a spline coupling. The spline specifications are entered in the order and arrangement as specified on the spline coupling model 20 GUI screen. Once the spline coupling specifications are entered, the product model software program 10 will incorporate them into the spline coupling model 20. This is the last step in spline coupling model creation.
splineshaft

Analysing a spline coupling model 20

An analysis of a spline coupling model consists of inputting its configuration and performance specifications. These specifications may be generated from another computer program. The product model software program 10 then uses its internal knowledge base of configuration dependent specification relationships and constraints to create a valid three-dimensional parametric model 20. This model contains information describing the number and types of spline teeth 32, snaps 34, and shoulder 36.
When you are analysing a spline coupling, the software program 10 will include default values for various specifications. The spline coupling model 20 comprises an internal spline 38 and an external spline 40. Each of the splines includes its own set of parameters, such as its depth, width, length, and radii. The external spline 40 will also contain its own set of parameters, such as its orientation.
Upon selecting these parameters, the software program will perform various analyses on the spline coupling model 20. The software program 10 calculates the nominal and maximal tooth bearing stresses and fatigue life of a spline coupling. It will also determine the difference in torsional windup between an internal and an external spline. The output file from the analysis will be a report file containing model configuration and specification data. The output file may also be used by other computer programs for further analysis.
Once these parameters are set, the user enters the design criteria for the spline coupling model 20. In this step, the user specifies the locations of maximum torque transfer for both the external and internal spline 38. The maximum torque transfer location depends on the configuration of the hardware attached to the shafts. The user may enter up to 4 different performance requirement specifications for each spline.
The results of the analysis show that there are 2 phases of spline coupling. The first phase shows a large increase in stress and vibration. The second phase shows a decline in both stress and vibration levels. The third stage shows a constant meshing force between 300N and 320N. This behavior continues for a longer period of time, until the final stage engages with the surface.
splineshaft

Misalignment of a spline coupling

A study aimed to investigate the position of the resultant contact force in a spline coupling engaging teeth under a steady torque and rotating misalignment. The study used numerical methods based on Finite Element Method (FEM) models. It produced numerical results for nominal conditions and parallel offset misalignment. The study considered 2 levels of misalignment – 0.02 mm and 0.08 mm – with different loading levels.
The results showed that the misalignment between the splines and rotors causes a change in the meshing force of the spline-rotor coupling system. Its dynamics is governed by the meshing force of splines. The meshing force of a misaligned spline coupling is related to the rotor-spline coupling system parameters, the transmitting torque, and the dynamic vibration displacement.
Despite the lack of precise measurements, the misalignment of splines is a common problem. This problem is compounded by the fact that splines usually feature backlash. This backlash is the result of the misaligned spline. The authors analyzed several splines, varying pitch diameters, and length/diameter ratios.
A spline coupling is a two-dimensional mechanical system, which has positive backlash. The spline coupling is comprised of a hub and shaft, and has tip-to-root clearances that are larger than the backlash. A form-clearance is sufficient to prevent tip-to-root fillet contact. The torque on the splines is transmitted via friction.
When a spline coupling is misaligned, a torque-biased thrust force is generated. In such a situation, the force can exceed the torque, causing the component to lose its alignment. The two-way transmission of torque and thrust is modeled analytically in the present study. The analytical approach provides solutions that can be integrated into the design process. So, the next time you are faced with a misaligned spline coupling problem, make sure to use an analytical approach!
In this study, the spline coupling is analyzed under nominal conditions without a parallel offset misalignment. The stiffness values obtained are the percentage difference between the nominal pitch diameter and load application diameter. Moreover, the maximum percentage difference in the measured pitch diameter is 1.60% under a torque of 5000 N*m. The other parameter, the pitch angle, is taken into consideration in the calculation.

China Standard High Performance Spline Shaft CZPT for Concrete Mixer Machine     near me shop China Standard High Performance Spline Shaft CZPT for Concrete Mixer Machine     near me shop