Precision Rigid Oldham Coupling | Stainless Steel Motor Shaft Coupling | Zero Backlash

Discover our stainless steel rigid Oldham coupling featuring zero backlash, high torque capacity (3-95 N.m), and perfect for CNC, stepper motors. OEM support available.

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Stainless Steel High Rigid Oldham Coupling - Zero Backlash Cross Clamping Coupling for CNC & Stepper Motors

Model:

DHCG-14.5*18.4
DHCG-16.8*24.4
DHCG-20*27.2
DHCG-26*30.4
DHCG-30*33
DHCG-34*34
DHCG-38*39.5
DHCG-45*46
DHCG-55*57
DHCG-70*77

Product Description

Our stainless steel rigid Oldham coupling represents the ultimate solution for applications demanding exceptional precision and corrosion resistance. Engineered with a unique three-piece Oldham structure, this rigid coupling combines a SUS304 stainless steel body with imported aluminum bronze center disc to deliver zero backlash performance while maintaining high rigidity. The polished surface treatment ensures durability in harsh environments, making it ideal for building material shops, manufacturing plants, and food processing equipment. With torque capacity ranging from 3-95 N.m and rotational speeds up to 8,000 RPM, this clamping coupling guarantees perfect shaft alignment and reliable power transmission for CNC machinery, stepper motors, and precision automation systems. The innovative cross design accommodates parallel misalignment while maintaining true rigid coupling characteristics.


Key Features

  • True Zero Backlash Design: Aluminum bronze center disc ensures precise motion transmission

  • Corrosion-Resistant Construction: SUS304 stainless steel body for harsh environments

  • High Rigidity Structure: Maintains torsional stiffness under 3-95 N.m torque loads

  • Easy Installation: Clamping design allows quick assembly without shaft damage

  • Parallel Misalignment Compensation: Oldham structure accommodates offset while maintaining rigidity

  • Polished Surface Finish: Reduces friction and prevents contamination buildup

  • Wide Size Range: Available in outer diameters from 14.5mm to 70mm


Technical Specifications

 
 
ParameterSpecification
Body MaterialSUS304 Stainless Steel
Center Disc MaterialImported Aluminum Bronze
Structure TypeOldham (Three-Piece)
Outer Diameter Range14.5-70 mm
Length Range18.7-77 mm
Torque Range3-95 N.m
Maximum Speed8,000 RPM
Surface TreatmentPolishing
Weight Range17-1150 g

Advantages & Benefits

 
 
AdvantageBenefit
Zero Backlash PerformanceEnsures precise positioning accuracy in motion control systems
Corrosion ResistanceSUS304 material withstands harsh environments and washdown applications
High Torque CapacityRobust construction handles substantial loads while maintaining alignment
Parallel Misalignment AccommodationCompensates for offset while providing rigid connection
Easy MaintenanceSimple three-piece design allows for quick disassembly and cleaning
Long Service LifeAluminum bronze center disc provides excellent wear resistance

Applications

  • CNC machinery and precision automation equipment

  • Stepper and servo motor systems in manufacturing

  • Food processing and packaging machinery

  • Medical equipment and pharmaceutical manufacturing

  • Building material production lines

  • Robotics and automated assembly systems



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Product Show

Precision Oldham Couplings - Zero Backlash Power Transmission for Stepper Motors!

Achieve perfect parallel misalignment compensation with our Rigid Oldham Structure Motor Couplings! Engineered with premium SUS304 Stainless Steel and imported Aluminum Bronze components, these couplings deliver exceptional precision for demanding motion control applications.

Key Features:
✅ Zero Backlash Design – Perfect for precision positioning systems
✅ Premium Materials – SUS304 Stainless Steel body with Aluminum Bronze center disc
✅ High Rigidity – Maintains torsional stiffness for accurate motion control
✅ Easy Installation – Clamping design allows quick and secure mounting
✅ Corrosion Resistant – Polished stainless steel for long service life
✅ Wide Size Range – Outer diameter 14.5-70mm, bore diameter from 10mm

Technical Specifications:
• Rated Torque: 3-95 N.m
• Maximum Speed: 6000-8000 RPM
• Length: 18.7-77mm
• Weight: 17-1150g depending on size
• Surface Treatment: Precision polishing

Perfect for:
• Stepper Motors & Servo Systems
• CNC Machinery & Automation
• Precision Positioning Equipment
• Medical Devices & Instruments
• Robotics & 3D Printing

🔧 OEM/ODM Support Available!
We provide customized solutions with full manufacturer support. Contact us with your specifications!

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