Structured Manufacturing Data (2026)

Translation Actuators

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Translation Actuators used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Translation Actuators is characterized by the integration of Lead Screw and Motor Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Alloy Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Mechanical components that provide controlled linear motion within segment erection systems.

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Product Specifications

Technical details and manufacturing context for Translation Actuators

Definition
Translation actuators are precision mechanical devices integrated into segment erector systems to provide controlled linear displacement for positioning and aligning concrete or steel tunnel segments during construction. They convert rotational input into precise linear output to achieve accurate segment placement.
Working Principle
Typically operate using screw mechanisms (ball screws or lead screws) or hydraulic/pneumatic cylinders that convert rotational motion from motors or hydraulic pressure into controlled linear movement. Position feedback systems ensure precise displacement control.
Common Materials
Alloy Steel, Stainless Steel
Technical Parameters
  • Maximum stroke length (mm) Per Request
Components / BOM
  • Lead Screw
    Converts rotational motion to linear displacement
    Material: Alloy Steel
  • Motor Housing Part
    Protects and contains the drive motor
    Material: Cast Iron
  • Position Sensor
    Provides feedback for precise position control
    Material: Electronic Components

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Translation Actuators.

Linear Actuators Segment Positioning Actuators segment erection system translation actuators alloy steel linear motion actuators stainless steel translation actuators machinery lead screw position sensor actuators controlled linear motion mechanical components

Applied To / Applications

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

Segment Erector
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar
temperature: -20°C to +80°C
load capacity: Up to 50 kN
stroke length: 50-2000 mm
operating speed: 0.01-0.5 m/s
Media Compatibility
✓ Hydraulic oil (ISO VG 32-68) ✓ Water-glycol fluids ✓ Dry inert gases
Unsuitable: Abrasive slurry environments with >5% solids concentration
Sizing Data Required
  • Required force/thrust (kN)
  • Stroke length (mm)
  • Operating cycle frequency (cycles/hour)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Seal degradation and leakage
Cause: Exposure to incompatible fluids, extreme temperatures, or particulate contamination leading to seal hardening, cracking, or extrusion.
Mechanical binding or jamming
Cause: Misalignment during installation, excessive side-loading, internal component wear (e.g., bearings, bushings), or accumulation of debris in the actuator mechanism.
Maintenance Indicators
  • Audible grinding, scraping, or knocking noises during operation indicating internal mechanical interference or wear.
  • Visible fluid leaks (hydraulic oil or pneumatic air) around seals or fittings, or erratic/unstable movement during positioning.
Engineering Tips
  • Implement strict alignment procedures during installation and use alignment verification tools to prevent side-loading and premature wear on internal components.
  • Establish a proactive contamination control program, including regular fluid analysis (for hydraulic types), proper filtration, and seal compatibility checks with operating fluids.

Compliance & Manufacturing Standards

Reference Standards
ISO 15552: Pneumatic linear actuators with detachable mountings ANSI/B93.5: Hydraulic fluid power - Linear actuators DIN EN 1570-1: Safety requirements for lifting tables
Manufacturing Precision
  • Stroke length: +/-0.5mm
  • Parallelism of mounting surfaces: 0.05mm
Quality Inspection
  • Leakage test (pneumatic/hydraulic)
  • Load capacity and endurance cycling test

Factories Producing Translation Actuators

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 are translation actuators used for in segment erection systems?

Translation actuators provide controlled linear motion to precisely position and align segments during erection, ensuring accurate assembly in machinery manufacturing applications.

Why are alloy steel and stainless steel used in these actuators?

Alloy steel offers high strength and durability for load-bearing components, while stainless steel provides corrosion resistance for longevity in industrial environments.

How do the position sensors in translation actuators work?

Position sensors monitor the linear displacement of the actuator, providing real-time feedback to control systems for precise motion control and repeatable positioning.

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 Machinery and Equipment 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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