Structured Manufacturing Data (2026)

Precision Fixture

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Precision Fixture used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Precision Fixture is characterized by the integration of Base Plate and Locating Pins. In industrial production environments, manufacturers listed on CNFX commonly emphasize Aluminum alloy construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A specialized holding device designed for accurate positioning and secure clamping of components during RF shield assembly processes.

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Product Specifications

Technical details and manufacturing context for Precision Fixture

Definition
A precision fixture is a critical component of the RF Shield Assembly Station that provides exact positioning, alignment, and secure clamping of RF shielding components during assembly operations. It ensures repeatable accuracy for consistent shield placement, proper contact between shield elements, and reliable electrical connections while preventing damage to delicate shielding materials.
Working Principle
The fixture uses precisely machined locating surfaces and adjustable clamping mechanisms to hold RF shield components in their exact required positions. It typically incorporates alignment pins, datum surfaces, and controlled clamping force to maintain component orientation during assembly operations such as soldering, welding, or mechanical fastening of RF shields to electronic assemblies.
Common Materials
Aluminum alloy, Stainless steel
Technical Parameters
  • Positioning accuracy tolerance for fixture locating features (mm) Per Request
Components / BOM
  • Base Plate Part
    Primary structural foundation providing mounting points and datum surfaces
    Material: Aluminum alloy
  • Locating Pins Part
    Precision-ground pins for exact component positioning and alignment
    Material: Stainless steel
  • Clamping Mechanism
    Adjustable system for securing components with controlled force
    Material: Stainless steel
  • Mounting Brackets Part
    Attachment points for securing fixture to assembly station
    Material: Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Precision Fixture.

precision fixture for RF shield assembly aluminum alloy clamping mechanism electronics stainless steel locating pins for optical products secure component holding device manufacturing accurate positioning fixture computer assembly

Applied To / Applications

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

RF Shield Assembly Station
View system integration details
Module Housing Assembly Station
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 50 psi clamping pressure
other spec: Positioning accuracy: ±0.005 inches, Vibration tolerance: <5g RMS
temperature: -20°C to 150°C
Media Compatibility
✓ Aluminum RF shields ✓ Copper shielding components ✓ Stainless steel EMI enclosures
Unsuitable: Corrosive chemical bath environments
Sizing Data Required
  • Component maximum dimensions (LxWxH)
  • Required clamping force for secure hold
  • RF shield assembly process cycle time

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Fixture Drift
Cause: Thermal expansion/contraction cycles causing dimensional instability, often from repeated heating during machining operations or ambient temperature fluctuations.
Clamping Force Degradation
Cause: Wear in clamping mechanisms (threads, wedges, or hydraulic seals) leading to insufficient holding force, typically from cyclic loading and particulate contamination.
Maintenance Indicators
  • Visible workpiece slippage or misalignment during operation
  • Unusual audible creaking or grinding from clamping components
Engineering Tips
  • Implement regular torque calibration and thermal compensation protocols to maintain clamping accuracy
  • Establish preventive cleaning and lubrication schedules for all moving parts, using manufacturer-specified lubricants

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ANSI B5.54 - Machine Tool Components DIN 6325 - Parallel Keys and Keyways
Manufacturing Precision
  • Bore: +/-0.01mm
  • Flatness: 0.05mm
Quality Inspection
  • Coordinate Measuring Machine (CMM) Verification
  • Surface Roughness Analysis

Factories Producing Precision Fixture

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.

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 used in the Precision Fixture and why?

The Precision Fixture uses aluminum alloy for lightweight durability and stainless steel for corrosion resistance and strength, ensuring precise, long-lasting performance in electronic manufacturing environments.

How does the Precision Fixture improve RF shield assembly processes?

It provides accurate positioning via locating pins and secure clamping through its mechanism, reducing assembly errors and increasing efficiency in RF shield production for computers and optical products.

What components are included in the Precision Fixture BOM?

The Bill of Materials includes a Base Plate for stability, Locating Pins for precision alignment, a Clamping Mechanism for secure holding, and Mounting Brackets for flexible installation in manufacturing setups.

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 for Computer, Electronic and Optical Product Manufacturing.

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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