SKU: 3DDF-1361
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Flexible Shaft Coupling, OD 20mm x L 25mm, 5x8mm Bore

₹163.00 (Inclusive of all taxes)
Out of Stock

This flexible aluminum coupling connects 5mm and 8mm shafts, effectively compensating for minor misalignments while maintaining zero backlash for precise motion control in 3D printers and CNC machines.

Features

  • High-quality aluminum construction for durability and corrosion resistance.
  • Efficiently compensates for shaft misalignment, reducing binding effects.
  • Features zero backlash, ensuring high precision for demanding applications.
  • Easy integration with 5mm to 8mm shaft diameters, ideal for motor-driven systems.
  • Compact OD 20mm x L 25mm design, suitable for space-constrained builds.

Out of stock

Description

This flexible motor coupling is engineered to reliably connect a driving shaft with a driven shaft, significantly minimizing the impact of potential misalignments. Its design ensures efficient power and torque transmission while mitigating harmful effects caused by shaft discrepancies, sudden shock loads, or vibrations. This enhances the longevity and performance of connected components.

Constructed from machined aluminum, this coupling features an outer diameter of 20mm and a length of 25mm. A unique spiral cut along its length provides flexibility, allowing it to accommodate shafts that are not perfectly co-linear. This inherent flexibility, combined with minimal backlash, makes it exceptionally suitable for applications requiring high precision, such as in CNC machinery and 3D printers, where consistent and accurate motion transfer is critical. It acts as a protective interface, absorbing stresses that could otherwise damage sensitive shaft members.

Key Features

  • Corrosion resistance and high durability in demanding environments.
  • One-piece construction ensures long-lasting, reliable performance.
  • Torsional stiffness with zero backlash for precise rotational control.
  • Low moment of inertia provides constant velocity transmission.
  • Helical cut design effectively absorbs minor X, Y, Z axis misalignments.

Applications

  • Precision CNC machinery
  • 3D printers and additive manufacturing systems
  • Robotic actuators and motion control systems
  • Stepper and servo motor coupling
  • General industrial automation applications

Technical Specifications

Item TypeFlexible Shaft Coupling
MaterialAluminium Metal Alloy
Bore Diameter [B]5 x 8 mm
Length25 mm
Bore Diameter [d1]5 mm
Bore Diameter [d2]8 mm
Outer Diameter20 mm
Rated Speed20000 RPM
Rated Torque1 N-m
Screws2 x M4
Catch Shaft TypeTighten
CompatibilityGeneral Purpose
Weight17 g

Frequently Asked Questions

What is the primary function of this flexible coupling?

This flexible coupling is designed to connect a driving shaft to a driven shaft. Its primary function is to transmit power and torque efficiently while accommodating minor angular and axial misalignments between the shafts. This reduces stress on bearings and extends the lifespan of coupled components in motion systems.

How does this coupling achieve zero backlash?

The one-piece construction with its specific helical cut design provides torsional stiffness, which is crucial for preventing play or looseness during rotational motion. This design ensures that any rotational input is immediately translated to the output shaft, making it ideal for precision applications where backlash is detrimental.

What materials are compatible with this coupling's clamping mechanism?

This coupling uses a clamping mechanism with M4 screws, which are designed to firmly grip various shaft materials without causing damage. It is compatible with common shaft materials like stainless steel, hardened steel, and aluminum, making it versatile for integrating with stepper motors, lead screws, and other precision components.

Can this coupling be used with high-speed applications?

Yes, with a rated speed of 20,000 RPM, this flexible coupling is suitable for a wide range of high-speed applications. Its balanced aluminum construction and low moment of inertia help maintain smooth operation and constant velocity even under rapid rotational changes, ensuring stable performance in dynamic systems.

What are the advantages of its one-piece aluminum construction?

The one-piece aluminum construction offers several benefits, including excellent corrosion resistance, high durability, and a lightweight profile. This integral design eliminates potential points of failure often found in multi-part couplings, simplifying installation and maintenance while providing consistent, long-lasting performance in various operating environments.

Package Includes

  • 1 x Flexible Coupling OD: 20mm x L: 25mm Bore: 5 x 8mm

Additional Information

Weight 0.02 kg
Dimensions 3 × 2.5 × 2.5 cm