Structured Manufacturing Data (2026)

Clamping Jaws

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Clamping Jaws used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Clamping Jaws is characterized by the integration of Gripping Surface and Mounting Interface. In industrial production environments, manufacturers listed on CNFX commonly emphasize Hardened steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The gripping elements of a lance gripper/clamp that directly contact and secure workpieces during material handling operations.

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Product Specifications

Technical details and manufacturing context for Clamping Jaws

Definition

Clamping jaws are the critical contact components of a lance gripper or clamp system, designed to securely grasp and hold workpieces during automated handling, assembly, or processing operations. They form the interface between the gripper mechanism and the workpiece, providing the necessary friction, pressure, or mechanical interlock to prevent slippage or movement during manipulation.

Working Principle

Clamping jaws operate by applying controlled mechanical force to a workpiece, typically through pneumatic, hydraulic, or electric actuation of the gripper system. The jaws close onto the workpiece surface, creating sufficient normal force to generate frictional resistance against gravity and acceleration forces. Some designs incorporate serrated surfaces, rubber pads, or custom contours to enhance grip on specific materials or shapes.

Common Materials

Hardened steel, Aluminum alloy, Polyurethane, Rubber

Technical Parameters

Jaw width, thickness, and gripping surface dimensions (mm) Standard Spec

Components / BOM

Gripping Surface Part
Direct contact area with workpiece, often textured or coated to increase friction

Material: Hardened steel or rubber
Mounting Interface Part
Connection point to gripper actuator mechanism

Material: Steel
Replacement Pad Part
Removable wear surface that can be replaced when worn

Material: Polyurethane or rubber

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Clamping Jaws.

Applied To / Applications

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

Lance Gripper / Clamp

View system integration details

Electrode Holder

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Gripper / Tool Clamp

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Pile Clamp

View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems

Downstream Applications

Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits

pressure:	Max 10 MPa clamping force
other spec:	Max workpiece weight: 500 kg, Jaw opening range: 50-300 mm
temperature:	-20°C to 150°C

Media Compatibility

✓ Steel plates and beams ✓ Concrete blocks ✓ Wooden pallets

Unsuitable: Corrosive chemical environments without protective coating

Sizing Data Required

Workpiece dimensions and weight
Required clamping force
Gripper mounting interface specifications

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Wear and deformation

Cause: Repeated clamping cycles and high clamping forces lead to material fatigue, surface wear, and permanent deformation, especially at contact points and jaw tips.

Misalignment and improper clamping

Cause: Incorrect installation, worn mounting surfaces, or debris accumulation causing uneven pressure distribution, resulting in slippage, part damage, or reduced clamping force.

Maintenance Indicators

Visible wear, scoring, or deformation on jaw surfaces or tips
Audible slipping or grinding noises during clamping operations

Engineering Tips

Implement regular inspection and cleaning schedules to remove debris and check for wear, using precision measurement tools to verify jaw dimensions and alignment.
Apply appropriate lubrication to moving parts and contact surfaces, and use torque-controlled installation to ensure consistent clamping force without over-tightening.

Compliance & Manufacturing Standards

Reference Standards

ISO 12164-1:2001 - Tool holders with cylindrical shank - Part 1: Shanks and pockets for tool holders with cylindrical shank ANSI B5.50 - Tool Shanks for Cutting Tools DIN 69893 - Tool holders with cylindrical shank

Manufacturing Precision

Bore diameter tolerance: +/-0.01 mm
Parallelism of clamping surfaces: 0.02 mm

Quality Inspection

Hardness testing (Rockwell C scale) to verify material properties
Dimensional verification using coordinate measuring machine (CMM)

Factories Producing Clamping Jaws

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation

4/5

Manufacturing capability

4/5

Inspection readiness

5/5

Supplier transparency

3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are available for clamping jaws?

Our clamping jaws are available in hardened steel for maximum durability, aluminum alloy for lightweight applications, polyurethane for enhanced grip, and rubber for protecting delicate workpieces.

How do I replace the gripping surface on clamping jaws?

Our clamping jaws feature replaceable pads at the gripping surface. Simply remove the worn pad and install a new one using the standard mounting interface, minimizing downtime and maintenance costs.

Are these clamping jaws compatible with all lance grippers?

These clamping jaws are designed with a universal mounting interface to fit most standard lance grippers in machinery and equipment manufacturing. Please check your gripper specifications for compatibility.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

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.

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