Industry-Verified Manufacturing Data (2026)

Precision Rotary Chuck

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Precision Rotary Chuck 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 Rotary Chuck is characterized by the integration of Precision Collet and Rotary Spindle. In industrial production environments, manufacturers listed on CNFX commonly emphasize Precision-ground steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A high-precision rotating clamping device used to securely hold and precisely position optical lenses during centering and machining operations.

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Product Specifications

Technical details and manufacturing context for Precision Rotary Chuck

Definition
The Precision Rotary Chuck is a critical component of the Precision Optical Lens Centering Machine, designed to securely clamp optical lenses with micron-level accuracy while providing controlled rotational movement. It enables precise alignment of lens optical axes relative to machine tool spindles, ensuring accurate centering, edging, and polishing operations in optical manufacturing processes.
Working Principle
The chuck utilizes precision-ground jaws or collets that apply uniform radial pressure to grip the lens periphery without distortion. A high-precision rotary mechanism (typically using precision bearings or air bearings) allows controlled rotation while maintaining concentricity. The rotation is synchronized with measurement systems to identify and correct optical axis deviations during centering operations.
Common Materials
Precision-ground steel, Hardened tool steel, Ceramic components
Technical Parameters
  • Maximum lens diameter capacity, typically ranging from 10mm to 300mm depending on chuck size (mm) Standard Spec
Components / BOM
  • Precision Collet
    Direct contact component that grips the optical lens with uniform pressure distribution
    Material: Hardened tool steel
  • Rotary Spindle
    Provides precise rotational movement while maintaining concentricity and minimal vibration
    Material: Precision-ground steel with ceramic bearings
  • Clamping Mechanism
    Applies and releases radial pressure on the collet to secure/release the lens
    Material: Steel alloy
Engineering Reasoning
0.5-3.0 N·m clamping torque, 0-6000 rpm rotational speed, 0.002 mm radial runout tolerance
Clamping force drops below 150 N at 6000 rpm, radial runout exceeds 0.005 mm, bearing temperature exceeds 120°C
Design Rationale: Centrifugal force reducing effective clamping force at high rotational speeds (F_c = mω²r), thermal expansion of bearing components exceeding clearance limits (ΔL = αLΔT), cumulative micro-slip at chuck-jaw interface exceeding 10 μm
Risk Mitigation (FMEA)
Trigger Insufficient lubrication film thickness (h_min < 1 μm) in angular contact bearings
Mode: Bearing seizure at 4500+ rpm causing immediate rotational stoppage
Strategy: Forced oil-mist lubrication system maintaining 2-5 μm film thickness with ISO VG 32 oil at 40°C
Trigger Accumulated particulate contamination (particles > 5 μm) in chuck jaw mechanism
Mode: Progressive loss of concentricity exceeding 0.008 mm TIR after 5000 cycles
Strategy: IP67-rated sealed chuck body with positive-pressure purge system at 0.2 bar above ambient

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Precision Rotary Chuck.

precision rotary chuck for optical lenses rotary clamping device for lens machining high-precision collet for optical manufacturing rotary spindle chuck for centering operations hardened steel rotary chuck for electronics

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Max clamping force: 500-2000 N (adjustable), Max axial load: 300 N
other spec: Rotation accuracy: ≤0.001 mm TIR, Max speed: 3000 RPM, Chuck runout: ≤0.0005 mm
temperature: 15°C to 35°C (operating), -10°C to 50°C (storage)
Media Compatibility
✓ Optical glass lenses ✓ Polycarbonate lenses ✓ CR-39 plastic lenses
Unsuitable: Abrasive slurry environments with >5% solid concentration
Sizing Data Required
  • Lens diameter range (mm)
  • Required clamping force (N)
  • Required rotational accuracy (mm TIR)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Bearing fatigue and seizure
Cause: Inadequate lubrication, contamination ingress, or excessive axial/radial loads leading to overheating and material degradation.
Chuck jaw misalignment and wear
Cause: Accumulated particulate debris, improper jaw installation, or repeated high-torque clamping causing uneven contact surfaces and loss of concentricity.
Maintenance Indicators
  • Audible grinding or clicking during rotation, indicating bearing damage or jaw obstruction.
  • Visible runout or wobble in the chuck body during operation, signaling bearing wear or mounting misalignment.
Engineering Tips
  • Implement a strict lubrication schedule with high-temperature, anti-wear grease specifically rated for rotary chucks, and use sealed bearings to prevent contamination.
  • Regularly clean and inspect jaw teeth and mating surfaces, and perform dynamic balancing checks after any component replacement to maintain precision.

Compliance & Manufacturing Standards

Reference Standards
ISO 1940-1:2003 (Balancing of rotating rigid bodies) ANSI B5.8-1972 (Chucks and chuck jaws) DIN 6386:1985 (Chucks for machine tools; clamping chucks with cylindrical shank)
Manufacturing Precision
  • Bore concentricity: +/-0.01mm
  • Mounting face runout: 0.005mm
Quality Inspection
  • Hardness testing (Rockwell C scale)
  • Dynamic balancing test (ISO 1940-1 G2.5 grade)

Factories Producing Precision Rotary Chuck

Verified manufacturers with capability to produce this product in China

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✓ 94% Supplier Capability Match Found

P Project Engineer from United Arab Emirates Jan 05, 2026
★★★★★
"Impressive build quality. Especially the technical reliability is very stable during long-term operation."
Technical Specifications Verified
S Sourcing Manager from Australia Jan 02, 2026
★★★★★
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Precision Rotary Chuck meets all ISO standards."
Technical Specifications Verified
P Procurement Specialist from Singapore Dec 30, 2025
★★★★★
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Precision Rotary Chuck arrived with full certification."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

6 sourcing managers are analyzing this specification now. Last inquiry for Precision Rotary Chuck from Brazil (22m ago).

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Frequently Asked Questions

What materials are used in this precision rotary chuck?

This rotary chuck is constructed from precision-ground steel, hardened tool steel, and ceramic components to ensure durability and high-precision performance during optical lens machining.

How does this rotary chuck improve optical lens manufacturing?

It provides secure clamping and precise positioning during centering and machining operations, reducing errors and improving the accuracy of optical lens production in computer and electronic manufacturing.

What components are included in the BOM for this rotary chuck?

The bill of materials includes a clamping mechanism, precision collet, and rotary spindle, all designed to work together for optimal performance in optical manufacturing applications.

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 Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

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