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China Best Sales China Pto Shaft Manufacturer OEM / ODM Agricultural Machines Cardan Universal Coupling Tractors Pto Shaft with Splined Bush Power Take off Shafts PTO Driveline

Product Description

Professional CNC Machining Parts Supplier-HangZhou XINGXIHU (WEST LAKE) DIS.NG PRECISION INDUSTRY CO.,LTD.-Focus on & Professional
 

Material: Aluminum (6061-T6, 6063, 7075-T6,5052) etc…
Brass/Copper/Bronze etc…
Stainless Steel (201, 302, 303, 304, 316, 420, 430) etc…
Steel (mild steel, Q235, 20#, 45#) etc…
Plastic (ABS, Delrin, PP, PE, PC, Acrylic) etc…
Process: CNC Machining, turning,milling, lathe machining, boring, grinding, drilling etc…
Surface treatment: Clear/color anodized; Hard anodized; Powder-coating;Sand-blasting; Painting;    
Nickel plating; Chrome plating; Zinc plating; Silver/gold plating; 
Black oxide coating, Polishing etc…
Gerenal Tolerance:(+/-mm) CNC Machining: 0.005
Turning: 0.005
Grinding(Flatness/in2): 0.005
ID/OD Grinding: 0.002
Wire-Cutting: 0.003
Certification: ISO9001:2008
Experience: 15 years of CNC machining products
Packaging : Standard: carton with plastic bag protecting
For large quantity: pallet or as required
Lead time : In general:15-30days
Term of Payment: T/T, Paypal, Western Union, L/C, etc
Minimum Order: Comply with customer’s demand
Delivery way: Express(DHL,Fedex, UPS,TNT,EMS), By Sea, By air, or as required

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Application: Auto and Motorcycle Accessory, Machinery Accessory
Standard: GB, EN, API650, China GB Code, JIS Code, TEMA, ASME
Surface Treatment: Polishing
Production Type: Mass Production
Machining Method: CNC Machining
Material: Steel, Brass, Alloy, Copper, Aluminum, Iron
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Customization:
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pto shaft

How do manufacturers ensure the compatibility of PTO drivelines with diverse equipment?

Manufacturers employ various methods and considerations to ensure the compatibility of PTO (Power Take-Off) drivelines with diverse equipment. Here are the key factors they take into account:

1. Standardization:

– PTO drivelines are built according to standardized specifications and dimensions. Manufacturers adhere to industry standards and guidelines, such as those set by organizations like the American Society of Agricultural and Biological Engineers (ASABE) and the International Organization for Standardization (ISO). These standards define key parameters like shaft dimensions, connection types, torque ratings, and safety requirements. By following these standards, manufacturers ensure that their PTO drivelines can be easily interchanged and connected with diverse equipment that adheres to the same standards.

2. Compatibility Testing:

– Manufacturers conduct extensive compatibility testing to verify the performance and suitability of their PTO drivelines with different types of equipment. This testing involves connecting the drivelines to various implements, machines, and power sources to assess factors like power transfer efficiency, alignment, torque handling, and safety. Compatibility testing helps identify any issues or limitations that may arise when connecting the drivelines to different equipment. Manufacturers can then make necessary adjustments or recommendations to ensure optimal compatibility.

3. Application-Specific Design:

– Manufacturers often design PTO drivelines with specific applications in mind. They consider the requirements and operating conditions of various equipment categories, such as agricultural machinery, construction equipment, or industrial machinery. Manufacturers may offer different models or configurations of PTO drivelines tailored to these specific applications. For example, agricultural PTO drivelines may have features like enhanced dust resistance, rugged construction, and additional safety measures, while industrial PTO drivelines may prioritize high torque capacity and durability for heavy-duty applications. By designing drivelines with application-specific considerations, manufacturers ensure that their products meet the unique demands of diverse equipment types.

4. Consultation and Collaboration:

– Manufacturers maintain close relationships and collaborations with equipment manufacturers and suppliers. This collaboration allows them to exchange information about equipment requirements and driveline specifications. By understanding the specific needs of different equipment, manufacturers can develop PTO drivelines that align with those requirements. They may also provide technical support and guidance to equipment manufacturers regarding the selection and integration of PTO drivelines into their products. This consultation and collaboration foster compatibility and ensure that the drivelines are suitable for the intended equipment.

5. Documentation and Guidelines:

– Manufacturers provide detailed documentation, user manuals, and guidelines that outline the compatibility aspects of their PTO drivelines. These resources specify the recommended equipment types, connection methods, torque limits, and other important considerations for proper integration. Operators and equipment manufacturers can refer to these documents to ensure the compatibility of the PTO drivelines with diverse equipment. Manufacturers may also offer technical support or customer service channels to address any compatibility-related questions or concerns.

6. Ongoing Research and Development:

– Manufacturers continuously invest in research and development to improve the compatibility of their PTO drivelines with evolving equipment technologies. They stay updated with industry trends, technological advancements, and changing equipment requirements. This allows them to adapt and innovate their driveline designs, materials, and manufacturing processes to ensure ongoing compatibility with new and emerging equipment types and applications.

In summary, manufacturers ensure the compatibility of PTO drivelines with diverse equipment through standardization, compatibility testing, application-specific design, consultation and collaboration with equipment manufacturers, documentation and guidelines, and ongoing research and development. These efforts enable manufacturers to provide drivelines that effectively and safely interface with a wide range of equipment, promoting seamless integration and reliable power transfer.

pto shaft

How do PTO drivelines contribute to the efficiency of various agricultural tasks?

PTO (Power Take-Off) drivelines play a crucial role in improving the efficiency of various agricultural tasks by providing a reliable and versatile power source for agricultural machinery. Here are several ways in which PTO drivelines contribute to the efficiency of agricultural tasks:

1. Power Transfer:

– PTO drivelines enable the transfer of power from a tractor or other power source to agricultural implements and machinery. This allows the machinery to perform tasks that require power, such as operating rotary cutters, hay balers, augers, grain conveyors, and other equipment used in farming operations. By providing a direct power connection, PTO drivelines eliminate the need for separate engines or motors on individual machines, streamlining the overall operation and reducing costs.

2. Versatility:

– PTO drivelines offer versatility by allowing the same power source, such as a tractor, to drive a wide range of agricultural implements and machinery. Farmers can easily switch between different attachments and equipment without the need for additional power sources. This flexibility increases operational efficiency, as a single power unit can be used for multiple tasks, reducing the time and effort required to switch between equipment.

3. Time Savings:

– PTO drivelines contribute to time savings in agricultural tasks. By providing a direct power connection, PTO drivelines eliminate the need for manual labor or slower methods of power transmission. This results in faster and more efficient operation of machinery, allowing farmers to accomplish tasks more quickly. For example, using a PTO-driven hay baler can significantly speed up the baling process compared to manual or horse-drawn methods, increasing overall productivity.

4. Labor Efficiency:

– PTO drivelines reduce the reliance on manual labor in agricultural tasks. By utilizing machinery powered by PTO drivelines, farmers can accomplish tasks with fewer workers. This labor efficiency helps optimize resources and reduces the costs associated with hiring and managing a larger workforce. Additionally, PTO-driven machinery often requires less physical effort to operate, reducing operator fatigue and improving overall productivity.

5. Increased Capacity and Output:

– PTO drivelines enable agricultural machinery to handle larger capacities and increase output. Machinery equipped with PTO drivelines can handle larger volumes of crops, process materials more efficiently, and cover larger areas in a shorter time. For example, PTO-driven seed drills can sow seeds over a wide area, increasing planting capacity and allowing farmers to cover more ground in less time.

6. Consistent Power:

– PTO drivelines provide a consistent power supply to agricultural machinery, ensuring optimal performance and efficiency. The power from the tractor or power source is transmitted directly to the machinery, maintaining a steady and reliable power input. Consistent power delivery contributes to consistent and uniform operation of the equipment, resulting in better quality outputs and reducing the need for rework or adjustments.

7. Improved Precision and Accuracy:

– PTO drivelines enable agricultural machinery to operate with greater precision and accuracy. Machinery equipped with PTO drivelines can incorporate advanced technology and features such as GPS guidance systems, automatic controls, and variable-rate application capabilities. These features allow for precise and targeted operations, such as accurate seed placement, precise fertilizer application, and controlled spraying. Improved precision and accuracy result in optimized resource utilization, reduced waste, and enhanced crop quality.

8. Reduced Maintenance and Equipment Costs:

– PTO drivelines can contribute to reduced maintenance and equipment costs. Since PTO-driven machinery relies on a single power source, such as a tractor, there are fewer engines or motors to maintain and service. This simplifies maintenance requirements and reduces costs associated with maintaining multiple power units. Additionally, PTO-driven machinery often has fewer complex components compared to self-powered machines, resulting in lower equipment costs and easier maintenance.

Overall, PTO drivelines significantly enhance the efficiency of various agricultural tasks by providing a reliable power source, offering versatility in equipment usage, saving time, improving labor efficiency, increasing capacity and output, delivering consistent power, enabling precision operations, and reducing maintenance and equipment costs. These advantages contribute to increased productivity, improved resource utilization, and enhanced profitability in agricultural operations.

pto shaft

What are the key components of a PTO driveline system and how do they work together?

A PTO (Power Take-Off) driveline system consists of several key components that work together to facilitate power transmission from a power source to driven equipment. Each component plays a specific role in ensuring the efficient and reliable transfer of rotational power. Let’s explore the key components of a PTO driveline system and how they work together:

1. Power Source:

The power source in a PTO driveline system is typically an engine or motor, such as the one found in a tractor or industrial machine. The power source generates rotational power, which serves as the energy source for the entire system. The power generated by the engine is harnessed and transferred to the PTO driveline for further transmission.

2. PTO Shaft:

The PTO shaft is a rotating shaft that extends from the power source to the driven equipment. It is the primary component responsible for transmitting power from the power source to the implement. The PTO shaft is connected to the power source at one end, typically through a PTO coupling, and to the driven equipment at the other end. As the power source rotates, the rotational motion is transferred along the PTO shaft to drive the implement.

3. PTO Clutch:

The PTO clutch is a mechanism that allows the operator to engage or disengage the power transfer between the power source and the driven equipment. It is usually controlled by a lever or switch within easy reach of the operator. When the PTO clutch is engaged, the power from the power source is transmitted through the PTO shaft to the implement. Conversely, disengaging the PTO clutch interrupts the power transfer, ensuring that power is only transmitted when needed. The PTO clutch provides control and safety during operation, allowing the operator to start or stop power transmission as required.

4. PTO Gearbox:

Some machinery may incorporate a PTO gearbox between the power source and the PTO shaft. The PTO gearbox is responsible for adjusting the rotational speed and torque of the power transfer. It contains a set of gears that can be switched or adjusted to modify the speed and torque output of the PTO shaft. By changing the gear ratios, the PTO gearbox allows operators to adapt the power transmission to suit different implements or tasks. This enables the use of implements that require varying rotational speeds or different levels of torque, enhancing the versatility of the PTO driveline system.

5. PTO Driven Equipment:

The driven equipment refers to the implements or machinery that receive power from the PTO driveline system. This can include a wide range of equipment, such as mowers, balers, sprayers, augers, pumps, or generators. The PTO driveline system transfers rotational power from the power source through the PTO shaft to the driven equipment, enabling them to perform their specific functions. The driven equipment may have input shafts or connections designed to receive the PTO shaft and convert the rotational power into the desired output, such as cutting, baling, spraying, or generating electricity.

These key components of a PTO driveline system work together in a coordinated manner to achieve effective power transmission. The power generated by the engine is transferred through the PTO clutch to the PTO shaft. If a PTO gearbox is present, it can adjust the speed and torque of the power before it reaches the driven equipment. The PTO shaft then transmits the rotational power to the driven equipment, allowing them to perform their intended functions. The operator has control over the power transmission process through the PTO clutch, enabling them to start or stop the power transfer as needed.

Overall, the key components of a PTO driveline system collaborate to provide a reliable and efficient means of power transmission from the power source to the driven equipment. This facilitates a wide range of agricultural and industrial applications, enhancing the functionality, versatility, and productivity of machinery in these sectors.

China Best Sales China Pto Shaft Manufacturer OEM / ODM Agricultural Machines Cardan Universal Coupling Tractors Pto Shaft with Splined Bush Power Take off Shafts PTO Driveline  China Best Sales China Pto Shaft Manufacturer OEM / ODM Agricultural Machines Cardan Universal Coupling Tractors Pto Shaft with Splined Bush Power Take off Shafts PTO Driveline
editor by CX 2024-03-10

China Professional Tractor Gearbox for Mower, Ratio 1: 1.92/1: 1.47, Agricultural Machines 540 Rpm with Hot selling

Product Description

Tractor Gearbox for Mower, Ratio 1: 1.92/1: 1.47, Agricultural Machines 540 Rpm

GEAR MATERIALS
20CrMnTi/20CrMnMo for your choice

CASTINGS MATERIALS
Gray cast iron HT250 according to standard GB/T 1348-2009 Ductile iron QT450-10 according to standard GB/T 1348-2009 Cast steel ZG310-570 according to standard GB/T 5613-2014

SHAFTS MATERIALS
40Cr,45#,20CrMnTi,20CrMnMo for your choice according to your request.

POWER To ensure the correct use of the product we recommand to pay attention to the specifications mentioned on our technical sheet.Consider also the input rotation speed,the power input and the transmission ratios.Where the rotation or other working conditions are different,please contact LongQuan technical department.

LUBRICATION
The reducer is usually supplied without lubricant.The recommended quantity of lubricant is indicated on our catalogue and the first replaced must be done after 50-60 hours of running,then replaced after 600-800 working hours. The emptying of the gearbox should be made immediately after the working,with the oil still hot,in order to avoid the deposition of sludge.Check frequently the oil level and top up the oil whenever necessary.

 

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Extensive use for agricultural machines
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Stiffness and Torsional Vibration of Spline-Couplings

In this paper, we describe some basic characteristics of spline-coupling and examine its torsional vibration behavior. We also explore the effect of spline misalignment on rotor-spline coupling. These results will assist in the design of improved spline-coupling systems for various applications. The results are presented in Table 1.
splineshaft

Stiffness of spline-coupling

The stiffness of a spline-coupling is a function of the meshing force between the splines in a rotor-spline coupling system and the static vibration displacement. The meshing force depends on the coupling parameters such as the transmitting torque and the spline thickness. It increases nonlinearly with the spline thickness.
A simplified spline-coupling model can be used to evaluate the load distribution of splines under vibration and transient loads. The axle spline sleeve is displaced a z-direction and a resistance moment T is applied to the outer face of the sleeve. This simple model can satisfy a wide range of engineering requirements but may suffer from complex loading conditions. Its asymmetric clearance may affect its engagement behavior and stress distribution patterns.
The results of the simulations show that the maximum vibration acceleration in both Figures 10 and 22 was 3.03 g/s. This results indicate that a misalignment in the circumferential direction increases the instantaneous impact. Asymmetry in the coupling geometry is also found in the meshing. The right-side spline’s teeth mesh tightly while those on the left side are misaligned.
Considering the spline-coupling geometry, a semi-analytical model is used to compute stiffness. This model is a simplified form of a classical spline-coupling model, with submatrices defining the shape and stiffness of the joint. As the design clearance is a known value, the stiffness of a spline-coupling system can be analyzed using the same formula.
The results of the simulations also show that the spline-coupling system can be modeled using MASTA, a high-level commercial CAE tool for transmission analysis. In this case, the spline segments were modeled as a series of spline segments with variable stiffness, which was calculated based on the initial gap between spline teeth. Then, the spline segments were modelled as a series of splines of increasing stiffness, accounting for different manufacturing variations. The resulting analysis of the spline-coupling geometry is compared to those of the finite-element approach.
Despite the high stiffness of a spline-coupling system, the contact status of the contact surfaces often changes. In addition, spline coupling affects the lateral vibration and deformation of the rotor. However, stiffness nonlinearity is not well studied in splined rotors because of the lack of a fully analytical model.
splineshaft

Characteristics of spline-coupling

The study of spline-coupling involves a number of design factors. These include weight, materials, and performance requirements. Weight is particularly important in the aeronautics field. Weight is often an issue for design engineers because materials have varying dimensional stability, weight, and durability. Additionally, space constraints and other configuration restrictions may require the use of spline-couplings in certain applications.
The main parameters to consider for any spline-coupling design are the maximum principal stress, the maldistribution factor, and the maximum tooth-bearing stress. The magnitude of each of these parameters must be smaller than or equal to the external spline diameter, in order to provide stability. The outer diameter of the spline must be at least four inches larger than the inner diameter of the spline.
Once the physical design is validated, the spline coupling knowledge base is created. This model is pre-programmed and stores the design parameter signals, including performance and manufacturing constraints. It then compares the parameter values to the design rule signals, and constructs a geometric representation of the spline coupling. A visual model is created from the input signals, and can be manipulated by changing different parameters and specifications.
The stiffness of a spline joint is another important parameter for determining the spline-coupling stiffness. The stiffness distribution of the spline joint affects the rotor’s lateral vibration and deformation. A finite element method is a useful technique for obtaining lateral stiffness of spline joints. This method involves many mesh refinements and requires a high computational cost.
The diameter of the spline-coupling must be large enough to transmit the torque. A spline with a larger diameter may have greater torque-transmitting capacity because it has a smaller circumference. However, the larger diameter of a spline is thinner than the shaft, and the latter may be more suitable if the torque is spread over a greater number of teeth.
Spline-couplings are classified according to their tooth profile along the axial and radial directions. The radial and axial tooth profiles affect the component’s behavior and wear damage. Splines with a crowned tooth profile are prone to angular misalignment. Typically, these spline-couplings are oversized to ensure durability and safety.

Stiffness of spline-coupling in torsional vibration analysis

This article presents a general framework for the study of torsional vibration caused by the stiffness of spline-couplings in aero-engines. It is based on a previous study on spline-couplings. It is characterized by the following three factors: bending stiffness, total flexibility, and tangential stiffness. The first criterion is the equivalent diameter of external and internal splines. Both the spline-coupling stiffness and the displacement of splines are evaluated by using the derivative of the total flexibility.
The stiffness of a spline joint can vary based on the distribution of load along the spline. Variables affecting the stiffness of spline joints include the torque level, tooth indexing errors, and misalignment. To explore the effects of these variables, an analytical formula is developed. The method is applicable for various kinds of spline joints, such as splines with multiple components.
Despite the difficulty of calculating spline-coupling stiffness, it is possible to model the contact between the teeth of the shaft and the hub using an analytical approach. This approach helps in determining key magnitudes of coupling operation such as contact peak pressures, reaction moments, and angular momentum. This approach allows for accurate results for spline-couplings and is suitable for both torsional vibration and structural vibration analysis.
The stiffness of spline-coupling is commonly assumed to be rigid in dynamic models. However, various dynamic phenomena associated with spline joints must be captured in high-fidelity drivetrain models. To accomplish this, a general analytical stiffness formulation is proposed based on a semi-analytical spline load distribution model. The resulting stiffness matrix contains radial and tilting stiffness values as well as torsional stiffness. The analysis is further simplified with the blockwise inversion method.
It is essential to consider the torsional vibration of a power transmission system before selecting the coupling. An accurate analysis of torsional vibration is crucial for coupling safety. This article also discusses case studies of spline shaft wear and torsionally-induced failures. The discussion will conclude with the development of a robust and efficient method to simulate these problems in real-life scenarios.
splineshaft

Effect of spline misalignment on rotor-spline coupling

In this study, the effect of spline misalignment in rotor-spline coupling is investigated. The stability boundary and mechanism of rotor instability are analyzed. We find that the meshing force of a misaligned spline coupling increases nonlinearly with spline thickness. The results demonstrate that the misalignment is responsible for the instability of the rotor-spline coupling system.
An intentional spline misalignment is introduced to achieve an interference fit and zero backlash condition. This leads to uneven load distribution among the spline teeth. A further spline misalignment of 50um can result in rotor-spline coupling failure. The maximum tensile root stress shifted to the left under this condition.
Positive spline misalignment increases the gear mesh misalignment. Conversely, negative spline misalignment has no effect. The right-handed spline misalignment is opposite to the helix hand. The high contact area is moved from the center to the left side. In both cases, gear mesh is misaligned due to deflection and tilting of the gear under load.
This variation of the tooth surface is measured as the change in clearance in the transverse plain. The radial and axial clearance values are the same, while the difference between the two is less. In addition to the frictional force, the axial clearance of the splines is the same, which increases the gear mesh misalignment. Hence, the same procedure can be used to determine the frictional force of a rotor-spline coupling.
Gear mesh misalignment influences spline-rotor coupling performance. This misalignment changes the distribution of the gear mesh and alters contact and bending stresses. Therefore, it is essential to understand the effects of misalignment in spline couplings. Using a simplified system of helical gear pair, Hong et al. examined the load distribution along the tooth interface of the spline. This misalignment caused the flank contact pattern to change. The misaligned teeth exhibited deflection under load and developed a tilting moment on the gear.
The effect of spline misalignment in rotor-spline couplings is minimized by using a mechanism that reduces backlash. The mechanism comprises cooperably splined male and female members. One member is formed by two coaxially aligned splined segments with end surfaces shaped to engage in sliding relationship. The connecting device applies axial loads to these segments, causing them to rotate relative to one another.