Product Description

225D EXCAVATOR Coupling  2SJ00001-UP  POWERED BY 3208 ENGINE 6W-3988 Y 6W3988 Y
 

Basic information:

Place of Origin	HangZhou ,China (Mainland)
Brand Name	YNF/Y&F
Model	2SJ00001-UP
Material	NBR Natural Rubber
Color	Black
Apply to	Excavator or Digger

Product show as below:

Parts information:

Pos.	Part No	Qty	Parts name	Comments
1.	9T-9351 CY	[1]	PUMP GP-PISTON
2.	8T-7008 C	[4]	BOLT
3.	8T-4896 C	[13]	WASHER-HARD
4.	6W-6672 C	[4]	SPACER
5.	6W-3988 Y	[1]	COUPLING GP-PUMP
6.	8T-9056	[8]	BOLT
7.	5B-9627	[8]	WASHER
8.	4L-9337 C	[1]	BOLT
9.	9B-7237 C	[6]	BOLT
10.	6V-2667	[3]	CAP-PROTECTIVE
11.	7X-5718 C	[1]	BOLT

 

  About us:

specialized in:

couplings, rubber mounts, gera parts, hydraulic seals and seal kits for hydraulic hammers, rock breakers, hydraulic excavators,wheel loaders, and JCB badkhoe loaders.

 

And, Our company also supply:

Engine parts, hydraulic piston pump and hydraulic travel motor, Swing motor assembly and hydraulic component parts, electric parts, etc. Hydraulic hammer breaker parts with piston, cylinder, chisel, through bolt, side bolt, top bush, front head bushing,accumlator, valve, etc.

We always try our best for all our customers and make it better and better. Welcome!

FAQ

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Endurance of Helical Couplings for High Torque and Axial Motion

Helical couplings are designed to withstand a range of mechanical forces, including high levels of torque and axial motion:

• High Torque: Helical couplings are capable of transmitting high levels of torque due to their robust construction and the interlocking helical teeth. The helical design enhances the coupling’s ability to handle torque without compromising flexibility.
• Axial Motion: Helical couplings can accommodate limited axial motion without compromising their performance. This is especially beneficial in applications where shafts might experience slight axial displacement due to thermal expansion or other factors.

Engineers select helical couplings based on the anticipated torque requirements and axial motion characteristics of the application. It’s important to ensure that the selected coupling has the necessary torque rating and axial flexibility to meet the demands of the specific machinery or system.

Variations of Helical Couplings for Specific Uses

Helical couplings come in various variations, each designed to suit specific applications and requirements:

• Flexible Helical Couplings: These couplings are designed to provide flexibility to accommodate misalignments and torsional vibrations. They are commonly used in applications where shaft misalignment is expected.
• Rigid Helical Couplings: Rigid helical couplings are designed to provide a more solid connection between shafts, offering minimal flexibility. They are suitable for applications where precise torque transmission and accurate positioning are crucial.
• Beam Helical Couplings: Beam-style helical couplings use thin metal beams to transmit torque while allowing for some misalignment. They are often used in applications that require high torsional stiffness and minimal backlash.
• Bellows Helical Couplings: Bellows couplings use accordion-like bellows to compensate for misalignment and provide vibration damping. They are commonly used in applications that require high torsional flexibility and protection from external contaminants.
• Oldham Helical Couplings: Oldham couplings use three discs: a central disc sandwiched between two outer discs with perpendicular slots. They offer excellent misalignment compensation and are often used in motion control systems.
• Helical-Beam Couplings: These couplings combine the flexibility of beam couplings with the misalignment compensation of helical couplings. They are suitable for applications that require both flexibility and misalignment tolerance.
• Slit Helical Couplings: Slit couplings have a slit design that allows for easy installation and removal without the need to disassemble the entire system. They are commonly used in applications where frequent maintenance is required.

The availability of these variations allows engineers and designers to select the most suitable type of helical coupling based on the specific needs of their application.

Recent Advancements in Helical Coupling Technology

Recent years have seen several advancements and innovations in helical coupling technology, aimed at improving performance, reliability, and ease of use:

• Advanced Materials: Manufacturers are using innovative materials that offer enhanced strength, durability, and resistance to wear, allowing helical couplings to handle higher torque loads and harsh environments.
• Customization: Modern helical couplings can be designed and manufactured with greater customization options to fit specific application requirements, such as unique shaft sizes or complex misalignment conditions.
• Compact Designs: Engineers have developed more compact helical coupling designs that are lightweight and have a smaller footprint, making them ideal for space-constrained applications.
• Improved Torsional Stiffness: Innovations in coupling design have led to improved torsional stiffness, providing better control over torsional vibrations and ensuring precise power transmission.
• Integrated Monitoring: Some advanced helical couplings come with built-in sensors or monitoring systems that can provide real-time data on coupling performance, allowing for predictive maintenance and reducing downtime.
• Enhanced Tolerance for Misalignment: New designs allow helical couplings to handle higher levels of misalignment without sacrificing performance, making them more versatile for various applications.

These advancements continue to make helical couplings a reliable and versatile choice for a wide range of mechanical systems across industries.

editor by CX 2024-04-16