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HERED PRODUCTS

MHSH3 3-Finger Pneumatic Gripper with Center Through-Hole

HERED MHSH3 3-Finger Pneumatic Gripper: Versatile, high-precision gripper with center through-hole for handling spherical and cylindrical workpieces. Features 16-80mm bores, ±0.01mm repeatability, and 4-20mm stroke. Offers double-acting operation, 0.1-0.6 MPa pressure range, and high gripping force (up to 400N external, 490N internal at 0.5 MPa). Available with cylinder (12-40mm bore) or spring-type center pushers for reliable workpiece release. Ideal for machine tool loading/unloading, robotic end-effectors, and automated assembly lines. Compact design with wedge cam mechanism, auto switch capability, and optional dust cover for diverse industrial applications.

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Product details

Overview

The Hered MHSH3 3-Finger Pneumatic Gripper is a versatile, high-precision gripper designed for handling spherical, cylindrical, and round workpieces. Its unique center through-hole design allows for integration with push actuators, ensuring reliable workpiece release.

Key Features and Specifications

  • Available bore sizes: 16, 20, 25, 32, 40, 50, 63, 80 mm
  • Double-acting operation
  • High repeatability: ±0.01 mm
  • Operating pressure: 0.2 to 0.6 MPa (16-25 mm bores), 0.1 to 0.6 MPa (32-80 mm bores)
  • Ambient and fluid temperature range: -10°C to 60°C
  • Maximum operating frequency: 120 c.p.m. (16-25 mm), 60 c.p.m. (32-63 mm), 30 c.p.m. (80 mm)
  • Lubrication: Not required
  • Opening/Closing stroke: 4 to 20 mm (size dependent)

Center Pusher Options

Two types of center pushers are available:

1. Cylinder Type (MHSH3-xxDA)

  • Pusher cylinder bore sizes: 12, 20, 25, 32, 40 mm
  • Pusher stroke: 5 to 15 mm
  • Pusher thrust at 0.5 MPa: 45 to 524 N

2. Spring Type (MHSH3-xxDB)

  • Pusher stroke: 5 to 15 mm
  • Pusher spring force: 6 to 59 N (size dependent)

Gripping Force

Effective gripping force at 0.5 MPa:

  • External hold: 9 to 400 N (size dependent)
  • Internal hold: 15 to 490 N (size dependent)

Additional Features

  • Through-hole design for push actuator integration
  • Wedge cam mechanism for compact size and high holding force
  • Auto switch capability
  • Optional NSF-H1 food grade lubricant available
  • Dust cover option available

Applications

Ideal for:

  • Machine tool loading/unloading
  • Handling spherical, cylindrical, or round workpieces
  • End-of-arm tooling in robotic systems
  • Space-constrained pick-and-place operations
  • Automated assembly lines

For detailed specifications, dimensions, and customization options, please consult our product catalog or contact our technical support team.

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