Product Description

Big Clutch Disc For Heavy Duty Trucks

Selling point of a product

1.The specially designed wave spring prolongs the clutch engagement time, starts more smoothly, and makes the torque and speed transfer more evenly between the transmission and the engine.

2. It is made of original standard special friction materials, which can withstand harsh environments and ensure service life.

3.The standard spline is processed strictly in accordance with the OE parameter standard

Our Advantages

Advantage
1.Quickly quotation and sufficient inventory 
2.Flexible packages and delivery methods
3. Reply your enquiry in 24 hours.
4.OEM, buyer design, buyer label services provided.
5. Exclusive and unique solution can be provide to our customer by our well-trained and professional engineers and staffs.

OEM service
1. OEM Manufacturing welcome: Product, Package… 
2. Sample order 
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every 2 days, until you get the products. When you got the 
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
the solve way for you.

Production workshop

HangZhou EAST WORLD INTERNATIONAL TRADE Co., Ltd is a professional heavy duty truck and light truck spare parts supplier in China. All staffs have over 10-years experience on truck parts industry and cooperation with oversea companies many years make us professional in international trade. 
We fouces on poviding high quality spare parts for CZPT HOWO, XIHU (WEST LAKE) DIS.N, SAIC-Iveco, GENLYON, SHACMAN, CZPT AUMAN, YUXIHU (WEST LAKE) DIS., CZPT YUXIHU (WEST LAKE) DIS., JAC parts and SHXIHU (WEST LAKE) DIS.I, LINGONG, LIUGONG, XGMA construction parts.
Light truck parts include: Haowei light truck, Xihu (West Lake) Dis.feng light truck, CZPT light truck, JAC, light truck, Yuejin light truck.
We are the first-class distributor of CYPR piston rings, Qinyan brake pads and Jiu Rubber products. And we have close cooperation with clutch disc factory, bolt factory and shock absorber factory. These factories can provide stable and high-quality products for long-term cooperation.
Our employees have more than 10 years of experience in the truck parts industry and export business.

At present, our products have been exported to Africa, Ethiopia, Ghana, Congo, Southeast Asia, Russia, Middle East Peru. Our customers have established long-term cooperative relations with us and place orders with our company every year.
Covered engine parts , chassis parts, body parts, clutch parts, brake parts, gearbox parts, axle parts. 

Cooperation client

Sample display

Packaging & Shipping

1.Flexible packaging and delivery
2.Flexible payment method and short delivery time
3.Professional pre-sales and after-sales service
4.Professional export declaration service

FAQ

Q1: Are you trading company or manufacturer ?
A1: We are trading company with its own and cooperative factories .

Q2:Can we buy 1 pc of each item for quality testing?
A2: Yes, we are glad to accept trial order or samples for quality testing.

Q3: How long is your delivery time?
A3: It’s about 1 to 5 days for the goodsin stock.In case of no storages,1 week or 1 month required for the goods to be produced as your order.

Q4: What’s your warranty ?
A4: we promise half a year quality guarantee for some of our products.

Q5: What is your terms of payment ?
A5: We accept  L/C,T/T, Western union,etc.

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.

Product Description

Big Clutch Disc For Heavy Duty Trucks

Selling point of a product

1.The specially designed wave spring prolongs the clutch engagement time, starts more smoothly, and makes the torque and speed transfer more evenly between the transmission and the engine.

2. It is made of original standard special friction materials, which can withstand harsh environments and ensure service life.

3.The standard spline is processed strictly in accordance with the OE parameter standard

Our Advantages

Advantage
1.Quickly quotation and sufficient inventory 
2.Flexible packages and delivery methods
3. Reply your enquiry in 24 hours.
4.OEM, buyer design, buyer label services provided.
5. Exclusive and unique solution can be provide to our customer by our well-trained and professional engineers and staffs.

OEM service
1. OEM Manufacturing welcome: Product, Package… 
2. Sample order 
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every 2 days, until you get the products. When you got the 
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
the solve way for you.

Production workshop

HangZhou EAST WORLD INTERNATIONAL TRADE Co., Ltd is a professional heavy duty truck and light truck spare parts supplier in China. All staffs have over 10-years experience on truck parts industry and cooperation with oversea companies many years make us professional in international trade. 
We fouces on poviding high quality spare parts for CZPT HOWO, XIHU (WEST LAKE) DIS.N, SAIC-Iveco, GENLYON, SHACMAN, CZPT AUMAN, YUXIHU (WEST LAKE) DIS., CZPT YUXIHU (WEST LAKE) DIS., JAC parts and SHXIHU (WEST LAKE) DIS.I, LINGONG, LIUGONG,XGMA construction parts.
Light truck parts include: Haowei light truck, Xihu (West Lake) Dis.feng light truck, CZPT light truck, JAC, light truck, Yuejin light truck.
We are the first-class distributor of CYPR piston rings, Qinyan brake pads and Jiu Rubber products. And we have close cooperation with clutch disc factory, bolt factory and shock absorber factory. These factories can provide stable and high-quality products for long-term cooperation.
Our employees have more than 10 years of experience in the truck parts industry and export business.

At present, our products have been exported to Africa, Ethiopia, Ghana, Congo, Southeast Asia, Russia, Middle East Peru. Our customers have established long-term cooperative relations with us and place orders with our company every year.
Covered engine parts , chassis parts, body parts, clutch parts, brake parts, gearbox parts, axle parts. 

Cooperation client

Sample display

Packaging & Shipping

1.Flexible packaging and delivery
2.Flexible payment method and short delivery time
3.Professional pre-sales and after-sales service
4.Professional export declaration service

FAQ

Q1: Are you trading company or manufacturer ?
A1: We are trading company with its own and cooperative factories .

Q2:Can we buy 1 pc of each item for quality testing?
A2: Yes, we are glad to accept trial order or samples for quality testing.

Q3: How long is your delivery time?
A3: It’s about 1 to 5 days for the goodsin stock.In case of no storages,1 week or 1 month required for the goods to be produced as your order.

Q4: What’s your warranty ?
A4: we promise half a year quality guarantee for some of our products.

Q5: What is your terms of payment ?
A5: We accept  L/C,T/T, Western union,etc.

Standard Length Splined Shafts

Standard Length Splined Shafts are made from Mild Steel and are perfect for most repair jobs, custom machinery building, and many other applications. All stock splined shafts are 2-3/4 inches in length, and full splines are available in any length, with additional materials and working lengths available upon request and quotation. CZPT Manufacturing Company is proud to offer these standard length shafts.

Disc brake mounting interfaces that are splined

There are 2 common disc brake mounting interfaces, splined and center lock. Disc brakes with splined interfaces are more common. They are usually easier to install. The center lock system requires a tool to remove the locking ring on the disc hub. Six-bolt rotors are easier to install and require only 6 bolts. The center lock system is commonly used with performance road bikes.
Post mount disc brakes require a post mount adapter, while flat mount disc brakes do not. Post mount adapters are more common and are used for carbon mountain bikes, while flat mount interfaces are becoming the norm on road and gravel bikes. All disc brake adapters are adjustable for rotor size, though. Road bikes usually use 160mm rotors while mountain bikes use rotors that are 180mm or 200mm.

Disc brake mounting interfaces that are helical splined

A helical splined disc brake mounting interface is designed with a splined connection between the hub and brake disc. This splined connection allows for a relatively large amount of radial and rotational displacement between the disc and hub. A loosely splined interface can cause a rattling noise due to the movement of the disc in relation to the hub.
The splines on the brake disc and hub are connected via an air gap. The air gap helps reduce heat conduction from the brake disc to the hub. The present invention addresses problems of noise, heat, and retraction of brake discs at the release of the brake. It also addresses issues with skewing and dragging. If you’re unsure whether this type of mounting interface is right for you, consult your mechanic.
Disc brake mounting interfaces that are helix-splined may be used in conjunction with other components of a wheel. They are particularly useful in disc brake mounting interfaces for hub-to-hub assemblies. The spacer elements, which are preferably located circumferentially, provide substantially the same function no matter how the brake disc rotates. Preferably, 3 spacer elements are located around the brake disc. Each of these spacer elements has equal clearance between the splines of the brake disc and the hub.
Spacer elements 6 include a helical spring portion 6.1 and extensions in tangential directions that terminate in hooks 6.4. These hooks abut against the brake disc 1 in both directions. The helical spring portion 5.1 and 6.1 have stiffness enough to absorb radial impacts. The spacer elements are arranged around the circumference of the intermeshing zone.
A helical splined disc mount includes a stabilizing element formed as a helical spring. The helical spring extends to the disc’s splines and teeth. The ends of the extension extend in opposite directions, while brackets at each end engage with the disc’s splines and teeth. This stabilizing element is positioned axially over the disc’s width.
Helical splined disc brake mounting interfaces are popular in bicycles and road bicycles. They’re a reliable, durable way to mount your brakes. Splines are widely used in aerospace, and have a higher fatigue life and reliability. The interfaces between the splined disc brake and BB spindle are made from aluminum and acetate.
As the splined hub mounts the disc in a helical fashion, the spring wire and disc 2 will be positioned in close contact. As the spring wire contacts the disc, it creates friction forces that are evenly distributed throughout the disc. This allows for a wide range of axial motion. Disc brake mounting interfaces that are helical splined have higher strength and stiffness than their counterparts.
Disc brake mounting interfaces that are helically splined can have a wide range of splined surfaces. The splined surfaces are the most common type of disc brake mounting interfaces. They are typically made of stainless steel or aluminum and can be used for a variety of applications. However, a splined disc mount will not support a disc with an oversized brake caliper.

Product Description

High Quality OEM Stainless Steel casting/Lost Wax casting/ Investment casting/Precision Casting
Manufacture processes:
1. Sand Casting, Resin Sand Casting and Green Sand Casting;
2. Investment Casting, Lost Wax Casting or Precision Casting; Water Glass( Colloidal Silica-sodium) or Silica Sol technology; or Colloidal Silica-sodium Silicate Compound
3. Lost Foam Casting or Expendable Pattern Casting,Vacuum Casting
4. Die Casting;
5. Permanent Casting and Gravity Casting;
6. Low Pressure Casting;
7. Centrifugal Casting
8. CNC Machining.
9.OEM Order Service.

A.Products Available
Hardware Parts,bolts, screws, nuts, rivets, Heatsink, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels ) bearing, LED light-fixture, auto parts, electronic parts, valve,pump parts,sprocket wheels etc.
 
B.Advantage
1. Competitive price with good quality                             
2. Low MOQ (100pcs is even acceptable in some special conditions) 
3. Short lead time (7-15days according to order qty)  
4. Customized size and spec /OEM available

C.Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316 etc.
2. Carbon Steel: AISI 1045, 9SMnPb28 etc
3. Brass:C36000 (C26800), C37700 (HPb59), C38500(HPb58), C27200(CuZn37), C28000(CuZn40) etc.
4. Bronze: C51000, C52100, C54400, etc.
5. Iron: grey iron and ductile iron
6. Aluminum: 6061, 6063,7075,5052 etc.
 
D.Processing Method
 cnc machining, turning, milling, drilling, grinding, broaching, welding and assembly.
 
E.Package
 suitable for sea and air transportation or as required

F.Small orders accepted
Send to us your products inquire now,we will be your satisfied cooperate partner !

How to Calculate Stiffness, Centering Force, Wear and Fatigue Failure of Spline Couplings

There are various types of spline couplings. These couplings have several important properties. These properties are: Stiffness, Involute splines, Misalignment, Wear and fatigue failure. To understand how these characteristics relate to spline couplings, read this article. It will give you the necessary knowledge to determine which type of coupling best suits your needs. Keeping in mind that spline couplings are usually spherical in shape, they are made of steel.

Involute splines

An effective side interference condition minimizes gear misalignment. When 2 splines are coupled with no spline misalignment, the maximum tensile root stress shifts to the left by 5 mm. A linear lead variation, which results from multiple connections along the length of the spline contact, increases the effective clearance or interference by a given percentage. This type of misalignment is undesirable for coupling high-speed equipment.
Involute splines are often used in gearboxes. These splines transmit high torque, and are better able to distribute load among multiple teeth throughout the coupling circumference. The involute profile and lead errors are related to the spacing between spline teeth and keyways. For coupling applications, industry practices use splines with 25 to 50-percent of spline teeth engaged. This load distribution is more uniform than that of conventional single-key couplings.
To determine the optimal tooth engagement for an involved spline coupling, Xiangzhen Xue and colleagues used a computer model to simulate the stress applied to the splines. The results from this study showed that a “permissible” Ruiz parameter should be used in coupling. By predicting the amount of wear and tear on a crowned spline, the researchers could accurately predict how much damage the components will sustain during the coupling process.
There are several ways to determine the optimal pressure angle for an involute spline. Involute splines are commonly measured using a pressure angle of 30 degrees. Similar to gears, involute splines are typically tested through a measurement over pins. This involves inserting specific-sized wires between gear teeth and measuring the distance between them. This method can tell whether the gear has a proper tooth profile.
The spline system shown in Figure 1 illustrates a vibration model. This simulation allows the user to understand how involute splines are used in coupling. The vibration model shows 4 concentrated mass blocks that represent the prime mover, the internal spline, and the load. It is important to note that the meshing deformation function represents the forces acting on these 3 components.

Stiffness of coupling

The calculation of stiffness of a spline coupling involves the measurement of its tooth engagement. In the following, we analyze the stiffness of a spline coupling with various types of teeth using 2 different methods. Direct inversion and blockwise inversion both reduce CPU time for stiffness calculation. However, they require evaluation submatrices. Here, we discuss the differences between these 2 methods.
The analytical model for spline couplings is derived in the second section. In the third section, the calculation process is explained in detail. We then validate this model against the FE method. Finally, we discuss the influence of stiffness nonlinearity on the rotor dynamics. Finally, we discuss the advantages and disadvantages of each method. We present a simple yet effective method for estimating the lateral stiffness of spline couplings.
The numerical calculation of the spline coupling is based on the semi-analytical spline load distribution model. This method involves refined contact grids and updating the compliance matrix at each iteration. Hence, it consumes significant computational time. Further, it is difficult to apply this method to the dynamic analysis of a rotor. This method has its own limitations and should be used only when the spline coupling is fully investigated.
The meshing force is the force generated by a misaligned spline coupling. It is related to the spline thickness and the transmitting torque of the rotor. The meshing force is also related to the dynamic vibration displacement. The result obtained from the meshing force analysis is given in Figures 7, 8, and 9.
The analysis presented in this paper aims to investigate the stiffness of spline couplings with a misaligned spline. Although the results of previous studies were accurate, some issues remained. For example, the misalignment of the spline may cause contact damages. The aim of this article is to investigate the problems associated with misaligned spline couplings and propose an analytical approach for estimating the contact pressure in a spline connection. We also compare our results to those obtained by pure numerical approaches.

Misalignment

To determine the centering force, the effective pressure angle must be known. Using the effective pressure angle, the centering force is calculated based on the maximum axial and radial loads and updated Dudley misalignment factors. The centering force is the maximum axial force that can be transmitted by friction. Several published misalignment factors are also included in the calculation. A new method is presented in this paper that considers the cam effect in the normal force.
In this new method, the stiffness along the spline joint can be integrated to obtain a global stiffness that is applicable to torsional vibration analysis. The stiffness of bearings can also be calculated at given levels of misalignment, allowing for accurate estimation of bearing dimensions. It is advisable to check the stiffness of bearings at all times to ensure that they are properly sized and aligned.
A misalignment in a spline coupling can result in wear or even failure. This is caused by an incorrectly aligned pitch profile. This problem is often overlooked, as the teeth are in contact throughout the involute profile. This causes the load to not be evenly distributed along the contact line. Consequently, it is important to consider the effect of misalignment on the contact force on the teeth of the spline coupling.
The centre of the male spline in Figure 2 is superposed on the female spline. The alignment meshing distances are also identical. Hence, the meshing force curves will change according to the dynamic vibration displacement. It is necessary to know the parameters of a spline coupling before implementing it. In this paper, the model for misalignment is presented for spline couplings and the related parameters.
Using a self-made spline coupling test rig, the effects of misalignment on a spline coupling are studied. In contrast to the typical spline coupling, misalignment in a spline coupling causes fretting wear at a specific position on the tooth surface. This is a leading cause of failure in these types of couplings.

Wear and fatigue failure

The failure of a spline coupling due to wear and fatigue is determined by the first occurrence of tooth wear and shaft misalignment. Standard design methods do not account for wear damage and assess the fatigue life with big approximations. Experimental investigations have been conducted to assess wear and fatigue damage in spline couplings. The tests were conducted on a dedicated test rig and special device connected to a standard fatigue machine. The working parameters such as torque, misalignment angle, and axial distance have been varied in order to measure fatigue damage. Over dimensioning has also been assessed.
During fatigue and wear, mechanical sliding takes place between the external and internal splines and results in catastrophic failure. The lack of literature on the wear and fatigue of spline couplings in aero-engines may be due to the lack of data on the coupling’s application. Wear and fatigue failure in splines depends on a number of factors, including the material pair, geometry, and lubrication conditions.
The analysis of spline couplings shows that over-dimensioning is common and leads to different damages in the system. Some of the major damages are wear, fretting, corrosion, and teeth fatigue. Noise problems have also been observed in industrial settings. However, it is difficult to evaluate the contact behavior of spline couplings, and numerical simulations are often hampered by the use of specific codes and the boundary element method.
The failure of a spline gear coupling was caused by fatigue, and the fracture initiated at the bottom corner radius of the keyway. The keyway and splines had been overloaded beyond their yield strength, and significant yielding was observed in the spline gear teeth. A fracture ring of non-standard alloy steel exhibited a sharp corner radius, which was a significant stress raiser.
Several components were studied to determine their life span. These components include the spline shaft, the sealing bolt, and the graphite ring. Each of these components has its own set of design parameters. However, there are similarities in the distributions of these components. Wear and fatigue failure of spline couplings can be attributed to a combination of the 3 factors. A failure mode is often defined as a non-linear distribution of stresses and strains.

Product Description

HF Part No. Description Splines Ratio Superseded Part #(s)
RD05 CZPT 8″,RR,28 SPL 28 All
RD12 GM 12 Bolt,8.9″,30 SPL,3.73 & UP 30 3.73 & UP
RD40 GM 14 Bolt,9.5″,C-clip 33 All
RD46 CZPT 9″,RR,28 SPL 28 All RD25
RD90 CZPT 7.5″ IFS 27 All
RD93 Chrysler 8.25″,29 SPL 29 All
RD100 Dana 30,27 SPL,3.73 & UP 27 3.73 & UP RD30
RD101 Dana 30,27 SPL,3.54 & DN 27 3.54 & DN RD31
RD102 Dana 35,27 SPL,3.54 & UP 27 3.54 & UP RD49,RD59,RD69
RD103 Dana 35,27 SPL,3.31 & DN 27 3.31 & DN RD48,RD58,RD68
RD104 Dana 30,30 SPL,3.73 & UP 30 3.73 & UP
RD105 Dana 35,30 SPL,3.54 & UP 30 3.54 & UP
RD109 Dana 44,35 SPL,3.92 & UP 35 3.92 & UP
RD110 CZPT IFS,28 SPL 28 All
RD111 CZPT 8″ IFS,53mm BRNG 30 3.91 & UP
RD112 Chrysler 8.25″,27 SPL 27 All
RD113 Dana 44,33 SPL,3.92 & UP 33 3.92 & UP
RD116 Dana 44,30 SPL,3.92 & UP 30 3.92 & UP RD06
RD117 Dana 44,30 SPL,3.73 & DN 30 3.73 & DN RD07
RD121 CZPT 8″ IFS,53mm BRNG 30 3.73 & DN
RD125 Dana 35,non C-clip,30 SPL,3.54 & UP 30 3.54 & UP
RD127 Land Rover,10 SPL,Banjo 10 3.54 RD03
RD128 Land Rover,24 SPL,Banjo 24 All RD56
RD129 CZPT Tacoma,RR 30 All RD89
RD131 CZPT 8″ IFS,50mm BRNG 30 All RD92
RD132 CZPT 8″,50mm BRNG 30 All RD01,RD23
RD133 CZPT 8″,RR,shim adjusted 30 All
RD134 Nissan H233,31 SPL 31 All RD04
RD135 Nissan H233B,33 SPL 33 All RD17,RD24
RD136 Nissan H233B,31 SPL 31 All RD09,RD78,RD78A
RD138 Land Rover,24 SPL,Banjo,P38A 24 All RD57
RD141 CZPT 8″ IFS,34 SPL 34 All
RD142 CZPT 8.9″,50mm BRNG 30 All RD02,RD33
RD143 Dana 44,32 SPL,3.73 & DN 32 3.73 & DN
RD146 CZPT 10.5″,36 SPL,RR 36 All
RD147 Dana 44,35 SPL,3.73 & DN 35 3.73 & DN
RD148 AAM 760,28 SPL,IFS 28 All
RD152 CZPT 9.5″ ,32SPL 32 All
RD153 CZPT 8.9″,C-clip,50mm BRNG 30 All RD08,RD124
RD154 CZPT 9.5″,31 SPL,LIVE AXLE 31 All
RD155 CZPT 9.5″,33 SPL,IRS 33 All
RD156 Hyundai 9.5″,34 SPL,LIVE AXLE 34 All
RD160 Land Rover,Salisbury,4.70:1 24 4.7 RD32
RD161 Land Rover,Salisbury,3.54:1 24 3.54 RD20
RD162 Dana 60,30 SPL,4.56 & UP 30 4.56 & UP RD21
RD163 Dana 60,30 SPL,4.10 & DN 30 4.10 & DN RD22
RD164 Dana 60,32 SPL,4.56 & UP 32 4.56 & UP RD95
RD165 Dana 60,32 SPL,4.10 & DN 32 4.10 & DN RD96
RD166 Dana 60HD,35 SPL,4.56 & UP 35 4.56 & UP RD35

Packaging: 

FAQ

Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral brown cartons. If you have legally registered patent, 
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: Western Union, Paypal ,T/T,100% before delivery. We’ll show you the photos of the products and packagesbefore you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, If in stock,3-5 work days will be delivery.If for large order,it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost andthe courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Contact Info:

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.

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.

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.

Product Description

Clutch discfor CZPT CZPT CZPT CZPT CZPT CZPT CZPT CZPT hongyan truck parts

Selling point of a product

1.The specially designed wave spring prolongs the clutch engagement time, starts more smoothly, and makes the torque and speed transfer more evenly between the transmission and the engine.

2. It is made of original standard special friction materials, which can withstand harsh environments and ensure service life.

3.The standard spline is processed strictly in accordance with the OE parameter standard

Our Advantages

Advantage
1.Quickly quotation and sufficient inventory 
2.Flexible packages and delivery methods
3. Reply your enquiry in 24 hours.
4.OEM, buyer design, buyer label services provided.
5. Exclusive and unique solution can be provide to our customer by our well-trained and professional engineers and staffs.

OEM service
1. OEM Manufacturing welcome: Product, Package… 
2. Sample order 
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every 2 days, until you get the products. When you got the 
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
the solve way for you.

Production Process

HangZhou EAST WORLD INTERNATIONAL TRADE Co., Ltd is a professional heavy duty truck and light truck spare parts supplier in China. All staffs have over 10-years experience on truck parts industry and cooperation with oversea companies many years make us professional in international trade. 
We fouces on poviding high quality spare parts for CZPT HOWO, XIHU (WEST LAKE) DIS.N, SAIC-Iveco, GENLYON, SHACMAN, CZPT AUMAN, YUXIHU (WEST LAKE) DIS., CZPT YUXIHU (WEST LAKE) DIS., JAC parts and SHXIHU (WEST LAKE) DIS.I, LINGONG, LIUGONG, XGMA construction parts.
Light truck parts include: Haowei light truck, Xihu (West Lake) Dis.feng light truck, CZPT light truck, JAC, light truck, Yuejin light truck.
We are the first-class distributor of CYPR piston rings, Qinyan brake pads and Jiu Rubber products. And we have close cooperation with clutch disc factory, bolt factory and shock absorber factory. These factories can provide stable and high-quality products for long-term cooperation.
Our employees have more than 10 years of experience in the truck parts industry and export business.

At present, our products have been exported to Africa, Ethiopia, Ghana, Congo, Southeast Asia, Russia, Middle East Peru. Our customers have established long-term cooperative relations with us and place orders with our company every year.
Covered engine parts , chassis parts, body parts, clutch parts, brake parts, gearbox parts, axle parts. 

Packaging & Shipping

1.Flexible packaging and delivery
2.Flexible payment method and short delivery time
3.Professional pre-sales and after-sales service
4.Professional export declaration service

FAQ

Q1: Are you trading company or manufacturer ?
A1: We are trading company with its own and cooperative factories .

Q2:Can we buy 1 pc of each item for quality testing?
A2: Yes, we are glad to accept trial order or samples for quality testing.

Q3: How long is your delivery time?
A3: It’s about 1 to 5 days for the goodsin stock.In case of no storages,1 week or 1 month required for the goods to be produced as your order.

Q4: What’s your warranty ?
A4: we promise half a year quality guarantee for some of our products.

Q5: What is your terms of payment ?
A5: We accept  L/C,T/T, Western union,etc.

Welcome you send inquiry to us, Hope to building CZPT cooperation relations with you !

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.