INDUSTRY COMPONENT

Fixture Plate

A precision fixture plate for securing optical fibers during polishing in fiber optic manufacturing equipment.

Component Specifications

Definition
A critical component in precision fiber optic polishing machines designed to securely hold and position optical fiber connectors or ferrules during the polishing process. It ensures consistent alignment, pressure distribution, and stability to achieve the required end-face geometry and surface finish for optimal light transmission.
Working Principle
The fixture plate operates by providing a rigid, flat mounting surface with precisely machined locating features (pins, slots, or clamps) to hold fiber optic connectors. It interfaces with the polishing machine's motion system, maintaining perpendicularity and consistent pressure during the abrasive polishing cycle to create uniform, defect-free fiber end faces.
Materials
Typically made from stainless steel (e.g., 304 or 316 grade) for corrosion resistance and dimensional stability, or aluminum alloys (e.g., 6061-T6) for lightweight applications. May include hardened tool steel inserts for wear resistance at contact points.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Flatness≤0.005 mm
Thickness10-25 mm
Load CapacityUp to 50 kg
Surface FinishRa ≤0.4 μm
Mounting Hole PatternGrid spacing 25 mm or 50 mm
Operating Temperature10-40°C

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 10110, ISO 1101, DIN 876

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Misalignment due to wear or contamination
  • Thermal expansion affecting precision
  • Corrosion in humid environments
FMEA Triads
Trigger: Accumulation of polishing debris on mounting surfaces
Failure: Poor fiber alignment leading to uneven polishing and increased insertion loss
Mitigation: Implement regular cleaning protocols and use protective covers when not in operation
Trigger: Material fatigue or stress from repeated clamping cycles
Failure: Loss of flatness or dimensional stability, causing inconsistent polish quality
Mitigation: Use fatigue-resistant materials, apply periodic flatness verification, and follow torque specifications during assembly

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Geometric tolerances per ISO 1101, flatness within 5 μm over entire surface
Test Method
Coordinate Measuring Machine (CMM) verification, surface plate inspection with dial indicators, optical interferometry for critical applications

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 Fixture Plate

Manufacturer profiles associated with Fixture Plate.

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Frequently Asked Questions

What is the primary function of a fixture plate in fiber optic polishing?

To securely hold optical fiber connectors in precise alignment during polishing, ensuring consistent end-face geometry and surface quality for minimal signal loss.

How often should a fixture plate be calibrated or maintained?

Calibration checks are recommended every 6-12 months, with routine cleaning after each use to prevent abrasive contamination and wear.

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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