Editorial Technical Reference

Workpiece Clamping System

This page explains how Workpiece Clamping System is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A mechanical system within the Edge Preparation Unit that securely holds and positions workpieces during edge preparation operations.

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Workpiece Clamping System in a manufacturing environment
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Product Specifications

Technical details and manufacturing context for Workpiece Clamping System

Definition
The Workpiece Clamping System is an integral component of the Edge Preparation Unit, designed to firmly secure and accurately position metal workpieces (such as plates, sheets, or structural sections) during processes like beveling, chamfering, or edge milling. It ensures stability and precision by preventing movement or vibration, which is critical for achieving consistent edge geometry, dimensional accuracy, and surface quality. The system typically interfaces with the unit's cutting or grinding mechanisms to facilitate automated or semi-automated processing.

Constructed from carbon steel or alloy steel, the system is built to withstand the forces and wear of industrial use. Key parameters include a clamping force of 5–20 kN, adjustable workpiece width range of 50–300 mm, and thickness range of 1–50 mm. Positioning accuracy is ±0.05 mm, with repeatability of ±0.02 mm, ensuring consistent results in batch production. Operating pressure ranges from 0.4–0.8 MPa, and operating temperature is 0–60°C. The protection class is IP54–IP65 (per IEC 60529), suitable for dusty environments. Clamping cylinder stroke is 10–50 mm, and clamping speed is 10–30 mm/s. The system weighs 50–150 kg, and the material grade is G20Mn5 (per DIN 17182).

When selecting or verifying this component, confirm that the clamping force, width and thickness ranges, and accuracy meet your specific workpiece and process requirements. Verify the operating pressure and temperature compatibility with your facility's utilities. Check the protection class against your environmental conditions. Always consult the legal manufacturer or supplier for model-specific values and standards compliance, as the listed ranges are reference points and not guarantees of certification.
Working Principle
The system operates by applying controlled mechanical force (e.g., via hydraulic, pneumatic, or manual clamps) to grip the workpiece against a fixed reference surface or fixture. It may incorporate adjustable jaws, vises, or vacuum plates to accommodate different workpiece sizes and shapes. Positioning is often aided by guides, stops, or alignment pins. Once secured, the clamping force is maintained throughout the edge preparation cycle to ensure operational safety and precision.
Common Materials
Carbon Steel, Alloy Steel
Technical Parameters
ParameterTypical rangeNotes & selection driver
Clamping Force5–20 kNDetermines holding stability during machining
Workpiece Width Range50–300 mmAdjustable to accommodate different workpiece sizes
Workpiece Thickness Range1–50 mmThin materials require lower clamping force
Positioning Accuracy±0.05 mmEnsures consistent edge preparation
Repeatability±0.02 mmCritical for batch production
Operating Pressure0.4–0.8 MPaBelow 0.4 MPa clamping force insufficient
Operating Temperature0–60 °CAbove 60°C may affect seal integrity
Protection ClassIP54–IP65IP65 for dusty environmentsIEC 60529
Clamping Cylinder Stroke10–50 mmDetermines maximum workpiece thickness variation
Clamping Speed10–30 mm/sFaster speed reduces cycle time
Weight50–150 kgAffects installation and handling
MaterialG20Mn5Cast steel for high strength and wear resistanceDIN 17182

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Clamping Jaws Part
    Directly contact and grip the workpiece to apply holding force.
    Material: Hardened Steel
  • Actuation Mechanism
    Generates and controls the clamping force (e.g., hydraulic cylinder, pneumatic piston, or screw).
    Material: Steel, Aluminum
  • Base Plate/Fixture Part
    Provides a stable mounting surface and reference for workpiece positioning.
    Material: Cast Iron or Steel
  • Alignment Pins and Stops
    Set the workpiece against a fixed reference before the jaws close on it.

Application & selection

Application Fit & Sizing Matrix

Operational Limits
pressure: Max 10 bar clamping pressure
other spec: Workpiece weight capacity: 0.5-50 kg, Vibration tolerance: ≤ 0.5 mm displacement at 100 Hz
temperature: 0°C to +60°C
Media Compatibility
✓ Carbon steel plates ✓ Stainless steel pipes ✓ Aluminum extrusions
Unsuitable: Highly corrosive chemical processing environments
Sizing Data Required
  • Workpiece dimensions (LxWxH)
  • Material type and hardness
  • Required clamping force for machining operations

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Clamping Force Degradation
Cause: Wear in clamping mechanism components (e.g., jaws, actuators, linkages) due to repeated cyclic loading, improper alignment, or contamination leading to reduced gripping force and workpiece slippage.
Hydraulic/Pneumatic System Leakage
Cause: Seal failure, hose degradation, or fitting loosening in the power system (if applicable) due to age, thermal cycling, chemical exposure, or vibration, resulting in loss of pressure and clamping failure.
Maintenance Indicators
  • Audible hissing or air/oil leaks from hydraulic/pneumatic lines or actuators during operation.
  • Visual misalignment or uneven wear patterns on clamping jaws, or visible workpiece movement/slippage during machining.
Engineering Tips
  • Implement a routine inspection and calibration schedule for clamping force using a torque wrench or force gauge to ensure specifications are maintained and detect early degradation.
  • Establish a preventive maintenance program for cleaning and lubricating moving parts (e.g., jaws, slides) and replacing wear components (e.g., seals, bushings) based on usage cycles, not just time.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ANSI B5.50 (Machine Tool Components - Workholding) DIN 69893 (Interface for Workholding Fixtures)

Quoted from the published standard.

Manufacturing Precision
  • Clamping Force Accuracy: +/-5% of rated capacity
  • Repeatability: +/-0.01mm positional accuracy
Quality Inspection
  • Dimensional Verification (CMM)
  • Load Testing (Force Measurement)
Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
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Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
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Manufacturers of Workpiece Clamping System

Manufacturer profiles associated with Workpiece Clamping System.

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Frequently Asked Questions

What is the typical clamping force range for this system?

The clamping force range is 5–20 kN, which determines holding stability during machining. Confirm the exact value for your specific model with the manufacturer.

What workpiece sizes can this system accommodate?

It can handle workpiece widths from 50–300 mm and thicknesses from 1–50 mm. These ranges are adjustable to suit different sizes, but verify compatibility with your parts.

What is the positioning accuracy and repeatability?

Positioning accuracy is ±0.05 mm, and repeatability is ±0.02 mm, ensuring consistent edge preparation. These values are reference points; check the actual model's specifications.

What standards are referenced for operating pressure and protection class?

Operating pressure is, and protection class to IEC 60529. These are verification references, not proof of certification. Always confirm compliance with the supplier.

Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Related equipment

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Edge Preparation Unit
View system integration details
Precision Pressing Station
View system integration details

Industrial Ecosystem & Supply Chain Structure

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review · Page last updated 12 October 2026

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