SKU: 3DDF-1375
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Flexible Shaft Coupling ZRB-25x32, 25x32mm, 8x8mm Bore

₹439.00 (Inclusive of all taxes)
Out of Stock

This aluminum flexible shaft coupling (ZRB-25×32) efficiently connects motor and driven shafts, minimizing misalignment and backlash. With an 8x8mm bore and 25x32mm dimensions, it ensures precise power transmission up to 20000 RPM.

Features

  • Eliminates misalignment and minimizes backlash between shafts.
  • Precision-machined aluminum alloy construction for high durability.
  • Features an 8mm x 8mm bore diameter for versatile shaft connections.
  • Supports up to 20000 RPM with a 1.5 N-m rated torque.
  • Helical cut design provides flexibility while maintaining rotational precision.

Out of stock

Description

This ZRB-25×32 flexible motor coupling is engineered to reliably connect a driving shaft with a driven shaft, significantly reducing issues caused by misalignment. Crafted from durable machined aluminum, it ensures efficient power transmission and boasts minimal backlash, making it an ideal choice for applications requiring precision motion.

The coupling incorporates a distinctive spiral cut along its length, which imparts crucial flexibility. This design allows the coupling to accommodate minor variations in shaft collinearity, effectively mitigating binding effects and protecting connected components. Unlike rigid couplings, its flexibility helps absorb minor shocks and vibrations, contributing to the longevity of your motor and mechanical system, particularly in precision CNC and 3D printing environments.

By preventing harmful effects from shaft misalignment, sudden shock loads, and vibrations, this flexible coupling extends the lifespan of your driving and driven shaft members. Its unique helical design ensures spring-like behavior across the X, Y, and Z linear axes without compromising rotational precision, making it suitable for high-accuracy applications where maintaining zero backlash is paramount.

Key Features

  • Corrosion resistance and high durability for extended service life.
  • One-piece construction with robust, long-lasting performance.
  • Provides torsional stiffness with zero backlash, critical for precision.
  • Low moment of inertia, ensuring constant velocity and responsive motion.
  • Helical cut design allows flexibility in X, Y, and Z linear axes.
  • Protects driving and driven shafts from misalignment, shock loads, and vibrations.

Applications

  • Connecting stepper motors to lead screws in 3D printers.
  • Precision motion control systems in CNC machines.
  • General power transmission in robotics and automation.
  • Mitigating shaft misalignment in industrial machinery.
  • Upgrading existing coupling systems for improved accuracy and component protection.

Technical Specifications

Item TypeFlexible Shaft Coupling
MaterialAluminium Metal Alloy
Bore Diameter (d1 x d2)8 x 8 mm
Length32 mm
Outer Diameter25 mm
Rated Speed20000 RPM
Rated Torque1.5 N-m
Screws2 x M3
Catch Shaft TypeTighten
Model No. / NameZRB-25x32
CompatibilityGeneral Purpose

Frequently Asked Questions

What shaft diameters can this ZRB-25x32 coupling accommodate?

This coupling is specifically designed for shafts with an 8mm diameter on both ends. Its precision-machined bore ensures a secure and concentric fit, crucial for accurate power transmission in stepper motor and lead screw applications. It's ideal for standard 3D printer and small CNC machine axes.

How does this flexible coupling reduce misalignment effects?

The helical cut design grants the coupling elasticity in radial and axial directions. This flexibility allows it to compensate for minor parallel and angular misalignments between connected shafts without introducing significant stress or binding. It protects bearings and motors from premature wear due to imperfect shaft alignment.

Is this coupling suitable for high-precision applications like CNC machines?

Yes, despite its flexibility, the ZRB-25x32 coupling is highly suitable for precision applications. Its one-piece construction and torsional stiffness ensure zero backlash in the rotational axis, preventing lost motion. This characteristic is critical for maintaining accuracy in CNC milling, 3D printing, and other motion control systems.

What is the maximum rotational speed and torque capacity of this coupling?

This flexible coupling is rated for a maximum speed of 20,000 RPM and can transmit a rated torque of 1.5 N-m. These specifications make it robust for most standard 3D printing and light-duty CNC applications where reliable, efficient power transfer from motor to driven component is essential.

What material is the ZRB-25x32 flexible coupling made from, and what are its advantages?

The ZRB-25x32 coupling is machined from a high-quality aluminum metal alloy. This material provides excellent corrosion resistance and durability, ensuring a long service life. Its lightweight nature also contributes to a low moment of inertia, beneficial for dynamic systems requiring quick acceleration and deceleration without undue stress.

Package Includes

  • 1 x Flexible coupling OD: 25mm x L: 32mm Bore: 8x8mm (ZRB-25x32)

Additional Information

Weight 0.039 kg
Dimensions 4 × 3 × 3 cm