Structured Manufacturing Data (2026)

Drive System (Servo Motor & Gearbox)

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Drive System (Servo Motor & Gearbox) 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 Drive System (Servo Motor & Gearbox) is characterized by the integration of Servo Motor and Gearbox Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Electrical steel laminations construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A precision electromechanical system that provides controlled rotational motion and torque to position the LINAC gantry accurately during radiation therapy.

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Product Specifications

Technical details and manufacturing context for Drive System (Servo Motor & Gearbox)

Definition
The drive system, comprising a servo motor and gearbox, is a critical component of the Linear Accelerator (LINAC) Gantry. It enables precise rotational positioning of the gantry around the patient, ensuring accurate beam delivery in radiation therapy. The servo motor provides controlled motion, while the gearbox reduces speed and increases torque for smooth, stable operation under varying loads.
Working Principle
The servo motor receives position commands from the control system and adjusts its rotation accordingly. The gearbox mechanically reduces the motor's high-speed, low-torque output to a lower-speed, high-torque output suitable for moving the massive gantry structure. Feedback sensors monitor position and velocity, creating a closed-loop control system for high precision.
Common Materials
Electrical steel laminations, Copper windings, High-strength alloy steel gears, Aluminum housing, High-performance bearings
Technical Parameters
  • Output torque at the gearbox shaft, critical for overcoming gantry inertia and friction (Nm) Customizable
Components / BOM
  • Servo Motor
    Converts electrical signals into precise rotational motion with closed-loop feedback control
    Material: Electrical steel, copper, permanent magnets
  • Gearbox Housing Part
    Encloses and supports gear train components while providing lubrication and heat dissipation
    Material: Aluminum alloy or cast iron
  • Planetary Gear Set
    Provides high torque density and compact speed reduction through multiple planetary stages
    Material: Case-hardened alloy steel
  • Output Shaft Part
    Transmits torque from gearbox to gantry drive mechanism with minimal deflection
    Material: High-strength alloy steel
  • Encoder/Resolver
    Provides precise position and velocity feedback to the servo controller
    Material: Optical glass, electronics, magnetic materials

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Drive System (Servo Motor & Gearbox).

radiation therapy LINAC gantry drive system servo motor gearbox for medical machinery precision electromechanical drive system components high-strength alloy steel planetary gear set encoder resolver for medical equipment positioning

Applied To / Applications

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

Linear Accelerator (LINAC) Gantry
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric (sealed system, not pressure-rated)
other spec: Humidity: 20-80% non-condensing, Vibration: <0.5G at 10-200Hz, IP Rating: IP54 or higher for medical environments
temperature: 0°C to 40°C (operating), -20°C to 70°C (storage)
Media Compatibility
✓ Clean room air environments ✓ Medical-grade lubricants (e.g., synthetic oils) ✓ Non-corrosive cooling fluids (if liquid-cooled)
Unsuitable: High particulate environments (e.g., machining shops with metal dust)
Sizing Data Required
  • Required torque at gantry (Nm)
  • Maximum rotational speed (RPM)
  • Positioning accuracy requirement (arc-seconds or mm at radius)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Bearing fatigue and overheating
Cause: Inadequate lubrication, misalignment, or excessive axial/radial loads leading to premature bearing wear and thermal degradation.
Gear tooth pitting and scoring
Cause: Contaminated lubricant, improper gear meshing, or overload conditions causing surface fatigue and adhesive wear.
Maintenance Indicators
  • Unusual high-pitched whining or grinding noises from the gearbox during operation
  • Visible oil leaks around seals or excessive vibration felt at mounting points
Engineering Tips
  • Implement condition-based lubrication using oil analysis to monitor contamination and viscosity, and ensure proper alignment with laser tools during installation.
  • Install vibration monitoring sensors and thermal imaging to detect early-stage bearing and gear degradation before catastrophic failure.

Compliance & Manufacturing Standards

Reference Standards
ISO 1940-1:2003 (Balance quality requirements for rigid rotors) ANSI/AGMA 2009-B01 (Gear classification and inspection handbook) DIN 5480-1:2006 (Involute splines based on reference diameters)
Manufacturing Precision
  • Bore tolerance: H7 (e.g., +0.021mm / 0mm for 25mm bore)
  • Gear tooth profile tolerance: AGMA Class 9 (e.g., tooth-to-tooth composite error ≤ 0.025mm)
Quality Inspection
  • Vibration analysis per ISO 10816 (to detect bearing defects and imbalance)
  • Backlash measurement with dial indicator (gear mesh clearance verification)

Factories Producing Drive System (Servo Motor & Gearbox)

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 makes this drive system suitable for radiation therapy equipment?

This drive system provides precise rotational motion and torque control essential for accurate LINAC gantry positioning during radiation therapy, with components like high-performance bearings and planetary gear sets ensuring reliability in medical applications.

What materials are used in the construction of this servo motor and gearbox?

The system uses electrical steel laminations for efficient magnetic performance, copper windings for optimal conductivity, high-strength alloy steel gears for durability, aluminum housing for lightweight strength, and high-performance bearings for smooth operation.

What are the key components in the BOM for this drive system?

The bill of materials includes an encoder/resolver for position feedback, gearbox housing for structural integrity, output shaft for torque transmission, planetary gear set for speed reduction and torque multiplication, and the servo motor for controlled motion.

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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