Target clamp: Operating Temperature -20°C to 80°C

Component Specifications

Definition

A target clamp is a specialized mechanical component designed to securely hold calibration targets, reference markers, or alignment fixtures in precise positions during calibration procedures. It ensures repeatable positioning and minimal deflection when mounted on calibration target mounts, optical benches, or coordinate measuring machines. The clamp maintains target stability under vibration, thermal changes, and operational loads, critical for maintaining calibration accuracy in metrology systems.

Working Principle

The target clamp operates on mechanical clamping principles, typically using screw-driven, lever-actuated, or pneumatic mechanisms to apply controlled force against the calibration target. It employs precision-machined contact surfaces and alignment features (such as dowel pins or kinematic mounts) to ensure the target is positioned with minimal error. Force distribution is optimized to prevent target deformation while providing sufficient grip to resist displacement from external forces.

Materials

Typically constructed from stainless steel (e.g., AISI 304 or 316 for corrosion resistance), aluminum alloys (e.g., 6061-T6 for lightweight applications), or engineered polymers (e.g., PEEK for thermal stability). Contact surfaces may include non-marring inserts like Delrin or brass to protect delicate targets. Fasteners are often stainless steel with anti-galling coatings.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	150-500 g (depending on material)
Repeatability	±0.01 mm
Mounting Interface	M6 threaded holes or 25 mm dovetail rail
Clamping Force Range	5-50 N (adjustable)
Operating Temperature	-20°C to 80°C
Target Thickness Compatibility	1-10 mm

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

Standards

ISO 10360 (Geometrical product specifications), ISO 17025 (Testing and calibration laboratories), DIN 2271 (Geometrical tolerancing)

Parent Products

This component is used in the following industrial products

Calibration target mount

A mechanical fixture designed to securely hold and position calibration targets for stereo camera systems.

View Product Details

Engineering Analysis

Risks & Mitigation

Over-tightening can deform delicate targets
Material incompatibility may cause corrosion or contamination
Inadequate clamping force leads to target slippage during vibration
Thermal expansion mismatch between clamp and target affects accuracy

FMEA Triads

Trigger: Excessive torque applied during clamping
Failure: Target deformation or surface damage, leading to calibration errors
Mitigation: Use torque-limiting tools, implement training on proper clamping procedures, and select clamps with force indicators or soft-contact inserts

Trigger: Vibration or shock in operational environment
Failure: Target displacement or loosening, causing measurement drift
Mitigation: Design clamps with vibration-damping features, use locking mechanisms (e.g., secondary lock screws), and perform regular inspection of clamp tightness

Trigger: Thermal cycling causing differential expansion
Failure: Loss of clamping force or target misalignment
Mitigation: Select materials with matched thermal expansion coefficients, incorporate thermal compensation designs, and operate within specified temperature ranges

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Positional tolerance typically within ±0.02 mm for repeatability; clamping force tolerance within ±10% of set value

Test Method

Verified per ISO 10360 using laser interferometry or coordinate measuring machines to assess repeatability and stability under load; clamping force tested with calibrated load cells

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Target clamp

Manufacturer profiles associated with Target clamp.

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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

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Frequently Asked Questions

What is the primary function of a target clamp in calibration systems?

The target clamp securely holds calibration targets (like optical patterns or reference spheres) in a fixed, repeatable position during alignment or measurement procedures, ensuring accuracy by minimizing target movement or vibration.

How do I select the right target clamp for my application?

Consider target size/material, required clamping force, environmental conditions (e.g., temperature, cleanliness), mounting interface compatibility, and precision requirements (e.g., repeatability, thermal stability). Consult manufacturer specs for load ratings and material suitability.

Can target clamps be used with different types of calibration targets?

Yes, but compatibility depends on the clamp design. Some are universal with adjustable jaws, while others are specialized for specific target shapes (e.g., flat plates, cylindrical artifacts). Always verify target dimensions and clamp specifications.

Data Basis

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

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.

Target clamp