Product Description
Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
Product Description
The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload
We can provide the following couplings.
| Rigid coupling | Flange coupling | Oldham coupling |
| Sleeve or muff coupling | Gear coupling | Bellow coupling |
| Split muff coupling | Flexible coupling | Fluid coupling |
| Clamp or split-muff or compression coupling | Universal coupling | Variable speed coupling |
| Bushed pin-type coupling | Diaphragm coupling | Constant speed coupling |
Company Profile
We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!
How to use the coupling safely
The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.
Certifications
Packaging & Shipping
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Electrical Insulation in Jaw Couplings
Jaw couplings are designed to provide mechanical connection between two shafts while also maintaining electrical insulation. This feature is essential in applications where the connected shafts have different electrical potentials or where electrical isolation is required to prevent current flow between the shafts.
The electrical insulation in jaw couplings is primarily achieved through the use of non-conductive materials for the jaw components. The jaws of the coupling are typically made from materials such as elastomers or plastics, which are excellent electrical insulators. These non-conductive materials prevent electrical conduction between the two shafts, even if they are made from different conductive materials.
Additionally, the design of the jaw coupling ensures that the two shafts do not come into direct electrical contact with each other. The jaws of the coupling create a gap between the shafts, which further enhances the electrical insulation.
It’s important to note that while jaw couplings provide electrical insulation, their primary function is to transmit torque and accommodate misalignment between shafts. If specific electrical insulation requirements are critical for an application, additional measures such as insulating sleeves or shaft grounding may be necessary in conjunction with the jaw coupling.
Overall, jaw couplings are a reliable and widely used choice for mechanical power transmission while ensuring electrical isolation between connected shafts.
How does a jaw coupling help in torque and rotational speed control?
A jaw coupling plays a vital role in torque and rotational speed control by facilitating efficient power transmission while compensating for misalignments and dampening vibrations. Here’s how a jaw coupling helps in achieving torque and rotational speed control:
- Torque Transmission: Jaw couplings are designed to transmit torque between two shafts with minimal power loss. The elastomer spider, which acts as the flexible element between the two coupling hubs, efficiently transfers torque from one shaft to the other. This precise torque transmission is essential in maintaining consistent rotational motion and controlling the speed of the driven equipment.
- Misalignment Compensation: In rotating machinery, misalignments between the motor and driven equipment are common due to factors like installation errors, thermal expansion, or shaft deflection. Jaw couplings can handle both angular and parallel misalignments. By accommodating these misalignments, jaw couplings ensure smooth operation and prevent unnecessary stress on the equipment, thus contributing to torque and rotational speed control.
- Vibration Damping: Vibrations are an inherent characteristic of rotating machinery and can affect torque and rotational speed stability. The elastomer spider in the jaw coupling acts as a damping element, absorbing and dissipating vibrations. This vibration damping capability reduces the risk of speed fluctuations and enhances overall system stability during operation.
- Start-Up and Overload Protection: During start-up or when the driven equipment experiences sudden overload conditions, there may be spikes in torque and rotational speed. Jaw couplings, with their torsional flexibility, can absorb these sudden torque variations, protecting the equipment from damage and providing smoother start-up and operation.
The combination of precise torque transmission, misalignment compensation, vibration damping, and overload protection makes jaw couplings effective in achieving torque and rotational speed control. However, it is essential to choose the appropriate jaw coupling size and material for the specific application to ensure optimal performance and reliability.
For applications that require even higher torque capacity or stricter speed control, specialized coupling types like gear couplings or servo couplings may be more suitable. These couplings offer advanced features for precision motion control and torque transmission in more demanding applications.
What is a Jaw Coupling and How Does It Work?
A jaw coupling is a type of mechanical coupling used to connect two shafts in machinery. It is designed to transmit torque while compensating for shaft misalignments and dampening vibrations. The coupling consists of two hubs with three curved jaws each and an elastomeric spider placed between them.
The working principle of a jaw coupling is based on the flexibility of the elastomeric spider. When the two hubs are brought together, the spider gets compressed between them. The curved shape of the jaws allows the spider to flex, accommodating angular and axial misalignments between the shafts.
During operation, when torque is applied to one shaft, it is transmitted through the spider to the other shaft, enabling power transmission. The elastomeric material of the spider also acts as a damping element, reducing vibrations and shock loads in the system.
Jaw couplings are commonly used in various applications, such as pumps, compressors, conveyors, and other power transmission systems. Their simple design, ease of installation, and ability to handle misalignments make them popular choices for connecting rotating shafts in machinery.
editor by CX 2024-04-23