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Fixture Base Plate Component – Machinery and Equipment Manufacturing

Component Specifications

Definition

A fixture base plate is a fundamental structural component in automated fixture systems, engineered to provide a rigid, flat reference surface for mounting and securing workpieces, tooling elements, and modular fixture components during machining, assembly, or inspection operations. It ensures dimensional stability, repeatable positioning, and vibration damping.

Working Principle

The base plate operates by providing a precisely machined datum surface with standardized mounting patterns (like grid holes or T-slots). Workholding components attach to this surface, transferring clamping forces and maintaining alignment through the plate's rigidity, which minimizes deflection and maintains geometric accuracy under operational loads.

Materials

Typically made from high-strength cast iron (e.g., Grade 300), ductile iron, or stress-relieved steel (e.g., AISI 4140). May feature hardened surfaces or coatings like nickel plating for wear resistance and corrosion protection.

Technical Parameters

Hole Type Threaded (e.g., M12) or T-slots
Thickness 50-150mm
Load Capacity Up to 5000kg distributed
Standard Sizes 400x400mm to 1200x1200mm
Surface Finish Ra ≤ 1.6μm
Flatness Tolerance ≤0.02mm/m
Mounting Hole Pattern Grid spacing: 50mm or 100mm

Standards

ISO 8525, DIN 55027

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Fixture Base Plate.

Parent Products

This component is used in the following industrial products

Automated Fixture System

A precision positioning and securing system within a Quality Testing Station that automatically handles, aligns, and holds test specimens or products during inspection processes.

View Product Details

Test Fixture

A specialized holding device used to secure and position electrical components during testing procedures.

View Product Details

Engineering Analysis

Risks & Mitigation

Dimensional inaccuracy due to wear or thermal expansion
Surface corrosion in humid environments
Fatigue cracking under cyclic loading

FMEA Triads

Trigger: Improper mounting or uneven load distribution
Failure: Plate warping or loss of flatness
Mitigation: Use calibrated torque wrenches, ensure even clamping force distribution, and perform periodic flatness verification.

Trigger: Abrasive particle contamination
Failure: Surface scoring and reduced accuracy
Mitigation: Implement regular cleaning protocols, use protective covers when not in operation, and apply appropriate coatings.

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance

Flatness: ±0.02mm/m per ISO 8512, hole position: ±0.05mm

Test Method

Coordinate measuring machine (CMM) inspection, laser interferometry for flatness, hardness testing per ASTM E18

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 is the primary function of a fixture base plate?

To provide a stable, accurate reference surface for mounting and aligning workpieces and fixture components in automated systems, ensuring repeatability and minimizing positioning errors.

How do you maintain a fixture base plate?

Regularly clean surfaces to prevent debris buildup, check flatness with precision levels, inspect mounting holes for wear or damage, and avoid over-torquing fasteners to prevent distortion.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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.

Fixture Base Plate