Product Description

Ept Steps Ball Screw Clamp Series Universal Joint Elastic Single Expansion Sleeve Shrink Disc Diaphragm Coupling for Step Motor

 

Metal flex couplings are disc type couplings in which several flexible metallic elements are alternately attached with bolts to opposite flanges. As polymeric elastomer is replaced by metal disc, Metal Flex coupling provides excellent temperature capability without sacrificing angular and axial misalignment. The coupling provides low axial and bending stiffness while possessing high torsional rigidity. The stretched shim pack design of CZPT Metal Flex couplings provides zero backlash. CZPT Metal Flex couplings are available up to 13367 Nm torque with single shim pack (UMK) and double shim pack (UMS) series.

FEATURES

1.Power to weight ratio high

2.Accommodates angular and axial misalignments

3.High temperature application

4.Visual inspection is possible without dismantling equipments

5.Low axial stiffness with high torsional rigidity

6.High-speed capacity

7.Range up to 12000 Nm

8.Added advantage of stretch fitted shim pack

Material Available	Stainless Steel:SS201,SS301, SS303, SS304, SS316, SS416 etc. 35CrMo 40CrMo42 CrMo Steel:mild steel, Carbon steel, 4140, 4340, Q235, Q345B, 20#, 45# Aluminum:AL6061, Al6063, AL6082, AL7075, AL5052, A380 etc. Iron:A36, 45#, 1213, 12L14, 1215 etc. Plastic:ABS, PC, PE, POM, Delrin, Nylon, , PP,PEI, Peek or as customer required .
CNC Turning	φ0.5 – φ300 * 750 mm,+/-0.005 mm
CNC Milling	510 * 1571 * 500 mm(max),+/-0.001 mm-+/-0.005 mm
Surface Finish	Aluminum:Clear Anodized,Color Anodized,Sandblast Anodized,Chemical Film,Brushing,Polishing,Chroming. Stainless Steel:Polishing,Passivating,Sandblasting,Laser engraving. Steel:Zinc plating,Oxide black,Nickel plating,Chrome plating,Carburized, Heat treatment,Powder Coated. Plastic:Painting,Chrome plating,polishing,Sandblast,Laser engraving.
Drawing Format	IGS,STP,X_T ,DXF,DWG , Pro/E, PDF
Test Equipment	Measurement instrument, Projector, CMM, Altimeter, Micrometer, Thread Gages, Calipers, Pin Gauge etc.

 

 

Production workshop:
 

Manufacturer of Couplings, Fluid Coupling, JAW Coupling, can interchange and replacement of lovejoy coupling and so on.

A coupling can interchange and replacement of lovejoy coupling is a device used to connect 2 shafts together at their ends for the purpose of transmitting power. The primary purpose of couplings is to join 2 pieces of rotating equipment while permitting some degree of misalignment or end movement or both. In a more general context, a coupling can also be a mechanical device that serves to connect the ends of adjacent parts or objects. Couplings do not normally allow disconnection of shafts during operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded. Selection, installation and maintenance of couplings can lead to reduced maintenance time and maintenance cost.

Company information:

Material Selection and Design Durability of Elastic Couplings

The choice of materials for elastic couplings significantly influences their design and overall durability. Material selection affects factors such as flexibility, torsional stiffness, fatigue resistance, and resistance to environmental conditions. Here’s how material selection plays a crucial role:

• Elastomer Material: The elastomer used in elastic couplings determines the coupling’s flexibility, vibration absorption capabilities, and resilience. Common elastomers include natural rubber, synthetic rubber, and polyurethane. The selected elastomer should provide the desired level of elasticity and durability while maintaining its properties over time.
• Hub and Spacer Material: The hubs and spacers of elastic couplings are typically made from metals like steel, aluminum, or alloy materials. These components need to be strong enough to transmit torque while accommodating misalignments and vibrations. The material should also resist wear, corrosion, and fatigue.
• Bolt or Pin Material: Bolts or pins used to connect the hubs and elastomer element must possess sufficient strength to handle the torsional forces and loads. They should be made from materials with high tensile strength and corrosion resistance.
• Environmental Factors: Depending on the application environment, material selection should consider factors such as temperature, moisture, chemicals, and UV exposure. The chosen materials should be able to withstand these conditions without deterioration.

Ultimately, a well-considered material selection enhances the coupling’s durability, operational performance, and resistance to wear, ensuring that the elastic coupling can reliably function under varying conditions and loads.

Impact of Temperature Variations on Elastic Coupling Performance

Elastic couplings can be sensitive to temperature variations, and their performance can be influenced by both high and low temperatures:

1. High Temperatures: Elevated temperatures can cause the elastomeric material used in elastic couplings to soften, leading to a decrease in its mechanical properties. This can result in reduced torsional stiffness, damping capabilities, and overall coupling performance. High temperatures can also accelerate the aging process of the elastomer, leading to a shorter lifespan of the coupling. Additionally, excessive heat can cause thermal expansion of the coupling’s components, potentially leading to misalignment issues.

2. Low Temperatures: Extremely low temperatures can cause the elastomeric material to become more rigid, reducing its flexibility and damping characteristics. This can result in increased transmission of vibrations and shocks between connected components. Cold temperatures can also make the elastomer more brittle, increasing the risk of cracking or rupturing under mechanical stress.

It’s important to select an elastic coupling material that is suitable for the anticipated temperature range of the application. Some elastomers are formulated to perform well across a wide temperature range, while others are better suited for specific temperature conditions. Regular maintenance and inspection of elastic couplings in extreme temperature environments are crucial to ensure that the coupling continues to function as intended.

Difference Between Elastic Coupling and Rigid Coupling

Elastic couplings and rigid couplings are two distinct types of couplings used in mechanical designs:

Elastic Coupling: An elastic coupling incorporates an elastomeric material, such as rubber, to provide flexibility and absorb shock and vibration. It allows for misalignment compensation and is ideal for applications where there may be slight misalignment or the need for vibration damping. Elastic couplings are commonly used in machinery that requires smooth operation and reduced stress on connected components.

Rigid Coupling: A rigid coupling, as the name suggests, is designed to provide a solid connection between two shafts. It does not have any flexible or damping elements and is used when precise alignment and torque transmission are critical. Rigid couplings are often used in applications where shafts need to maintain a constant alignment, such as in precision machines and systems with high torque requirements.

The choice between an elastic coupling and a rigid coupling depends on the specific requirements of the mechanical system, including the degree of misalignment, vibration levels, torque transmission, and the overall performance objectives.

editor by CX 2023-09-07