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Apexcoupling DJM Series Locking-Disc Single Diaphragm Coupling

Model Number
Check below, custom

Product Description

Precision Power Transmission with the Single Diaphragm Coupling

In the world of high-speed automation and precise motion control, the reliability of your mechanical connections is paramount. Apexcoupling (www.apexcoupling.com), a premier manufacturer in Mainland China, specializes in the DJM series single diaphragm coupling. This advanced single diaphragm coupling is specifically engineered for systems requiring high torsional stiffness and zero backlash. By integrating a high-performance locking-disc mechanism, our single diaphragm coupling ensures a secure, slip-free connection that is essential for modern servo motors and precision drive shafts.

 

Technical Excellence of the DJM Single Diaphragm Coupling

The DJM single diaphragm coupling combines the benefits of traditional disk couplings with the convenience of an expansion sleeve. Unlike standard bolted designs, this single diaphragm coupling utilizes a locking-disc structure that is simpler to install, lower in cost, and capable of transmitting torque through larger bore diameters. The core of the single diaphragm coupling consists of high-strength stainless steel diaphragms that allow for angular misalignment while maintaining absolute rotational accuracy. This makes the single diaphragm coupling highly suitable for applications characterized by unsteady motion, such as frequent acceleration, sharp braking, and high-speed rotation.

 

Why the Apexcoupling Single Diaphragm Coupling is the Industry Leader:

  • Zero Backlash Integrity: Every single diaphragm coupling in the DJM series provides an incredibly rigid connection, ensuring that input and output stay perfectly synchronized.

  • Overload Protection: A unique feature of our single diaphragm coupling is its ability to slip during extreme overload events, providing a mechanical safety net for your expensive motor components.

  • H7 Precision Machining: We control the internal bores of each single diaphragm coupling to H7 tolerances, ensuring high concentricity and reducing vibration at high RPMs.

  • Maintenance-Free Durability: The stainless steel stack in our single diaphragm coupling requires no lubrication and is resistant to oil and environmental wear, offering a much longer service life than elastic alternatives.

 

Your Professional Single Diaphragm Coupling Factory

As a “Source Factory” , Apexcoupling provides more than just standard parts. Our single diaphragm coupling production line is designed to be flexible, supporting full non-standard customization to meet the unique requirements of your machinery drawings. Whether you need a single diaphragm coupling with specialized surface treatments or specific dimensions for a custom CNC project, our technical team is ready to assist.

 

Our single diaphragm coupling products are widely used in manufacturing plants, high-precision test stands, and packaging machinery worldwide. By sourcing your single diaphragm coupling directly from Apexcoupling, you gain the advantage of factory-direct pricing and 1-year quality assurance. Explore our full single diaphragm coupling catalogue at www.apexcoupling.com and request a professional quote for your next project today. Experience the difference that a high-precision single diaphragm coupling can make in your transmission efficiency.

FeatureSpecification for single diaphragm coupling
Product ModelDJM Series (Locking-Disc Single Type)
Material (Diaphragm)High-Strength Stainless Steel (SUS)
Material (Hub)45# Forged Steel or Aluminum Alloy Options
Locking MechanismIntegrated Locking Disc (Expansion Sleeve style)
Operational AdvantageZero Backlash / High Torsional Stiffness
Rotation SpeedOptimized for High-Speed and Precise Transmission
MaintenanceLubrication-free; Wear-resistant
Bore PrecisionH7 High-Concentricity Tolerance
ComplianceSuitable for Rapid Acceleration and Braking
Custom SupportNon-standard Customization & OEM Supported

Product Specifications

ModelBore Diameter D1 (mm)Bore Diameter D2 (mm)Outer Diameter (mm)Overall Length (mm)
DBN51-D563205645
DBN51-D685226856
DBN51-D826328266
DBN51-D948359468
DBN51-D104104210480
DBN51-D126155012691
DBN51-D1442060144102

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Single Diaphragm Coupling

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