INDUSTRY COMPONENT

Housing/Frame

Structural housing/frame component for test fixture interfaces providing mechanical support, alignment, and protection.

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Component Specifications

Definition
The Housing/Frame is a critical structural component in test fixture interfaces, designed to securely mount and align test probes, connectors, and measurement devices. It ensures dimensional stability during testing operations, protects internal components from environmental factors and mechanical damage, and provides standardized mounting points for integration with automated test systems. This component maintains precise positioning tolerances required for repeatable electrical, mechanical, or optical measurements in manufacturing quality control applications.
Working Principle
Provides rigid mechanical structure and precise alignment for test interface components through geometric design and material selection, ensuring consistent contact positioning and minimizing measurement variability during repeated test cycles.
Materials
Aluminum 6061-T6 (most common), Stainless Steel 304/316 (corrosive environments), Engineering Plastics (PEEK, Delrin for electrical insulation), with optional anodizing, powder coating, or plating for surface protection.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Flatness0.1mm/m
Surface FinishRa 1.6μm or better
Weight Capacity50kg minimum
Thermal Stability<0.01mm/°C
Environmental RatingIP54 standard (dust/water resistant)
Dimensional Tolerance±0.05mm
Mounting Hole PatternStandardized grid (e.g., M4/M6 on 25mm centers)

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

Standards
DIN 32561

Parent Products

This component is used in the following industrial products

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Interface component connecting the motherboard under test to the burn-in tester's control and measurement systems

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Containment Hood

A protective enclosure that captures airborne dust at the source in industrial processes.

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Engineering Analysis

Risks & Mitigation
  • Dimensional drift due to thermal expansion
  • Vibration-induced measurement errors
  • Corrosion in harsh environments
  • Wear at contact points affecting alignment
  • Contamination affecting electrical contacts
FMEA Triads
Trigger: Thermal cycling in uncontrolled environments
Failure: Dimensional changes exceeding tolerance limits
Mitigation: Use low-expansion materials, implement environmental controls, design with thermal compensation features
Trigger: Mechanical wear at alignment features
Failure: Gradual loss of positioning accuracy
Mitigation: Use hardened inserts at wear points, implement preventive maintenance schedule, design with replaceable wear components
Trigger: Vibration from adjacent equipment
Failure: Measurement instability and false failures
Mitigation: Add vibration damping mounts, increase structural stiffness, isolate fixture from vibration sources

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Positional tolerance ±0.05mm, angular tolerance ±0.1°, flatness 0.1mm/m maximum
Test Method
Coordinate Measuring Machine (CMM) verification per ISO 10360, laser interferometry for thermal stability testing, vibration testing per IEC 60068-2-64

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 Housing/Frame

Manufacturer profiles associated with Housing/Frame.

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

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Frequently Asked Questions

What are the key design considerations for test fixture housings?

Dimensional stability under thermal cycling, vibration resistance, corrosion protection for the operating environment, standardized mounting patterns for component interchangeability, and accessibility for maintenance and calibration.

How does material selection affect test fixture performance?

Aluminum offers good strength-to-weight ratio and machinability; stainless steel provides corrosion resistance; engineering plastics offer electrical insulation. Material thermal expansion coefficients must match measurement tolerance requirements.

What maintenance is required for test fixture frames?

Regular cleaning to prevent contamination, inspection for wear at mounting points, verification of dimensional stability through periodic calibration checks, and replacement of worn alignment features.

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.

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