Editorial Technical Reference

Drive Motor & Gearbox

This page explains how Drive Motor & Gearbox is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A combined electromechanical assembly that provides controlled rotational power and torque transmission for material handling operations.

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Drive Motor & Gearbox in a manufacturing environment
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Product Specifications

Technical details and manufacturing context for Drive Motor & Gearbox

Definition
The Drive Motor & Gearbox is a critical component of the Withdrawal and Straightening Unit, responsible for converting electrical energy into precise mechanical motion. It powers the rollers or mechanisms that pull and straighten materials (such as metal sheets, wires, or profiles) through the unit, ensuring consistent speed, tension, and alignment during processing. The assembly integrates an electric motor and a gearbox into a single unit, reducing installation space and simplifying maintenance. The motor, typically an AC induction or servo type, generates rotational force. This rotation is transmitted to the gearbox, which modifies the speed and increases the output torque through a system of gears. The gearbox output shaft then drives the withdrawal rollers or straightening mechanism. Control systems, such as variable frequency drives, regulate the motor's speed and torque to match process requirements. The unit is available in a range of configurations to suit different load and speed demands. Key parameters include rated power from 0.75 to 7.5 kW, rated torque from 5 to 500 N·m, output speed range from 0.5 to 300 r/min, and gear ratio from 5 to 100. Efficiency ranges from 85% to 95%, and supply voltage is 380 V AC ±10% at 50/60 Hz. Insulation class is F (Class H available for high-temperature environments), and protection rating is IP54 to IP65. Ambient temperature range is -20 to +40°C, with derating above 40°C. Noise level is ≤75 dB(A) measured at 1 m distance, and weight ranges from 20 to 200 kg. Materials include electrical steel for motor laminations, copper windings, alloy steel for gears and shafts, aluminum or cast iron for housing, and synthetic lubricant. These specifications are reference ranges; verify model-specific values and standards with the legal manufacturer or supplier.
Working Principle
An electric motor (typically AC induction or servo) generates rotational force. This rotation is transmitted to a gearbox, which modifies the speed and increases the output torque through a system of gears. The gearbox output shaft then drives the withdrawal rollers or straightening mechanism. Control systems (e.g., variable frequency drives) regulate the motor's speed and torque to match process requirements.
Common Materials
Electrical steel (motor laminations), Copper windings, Alloy steel (gears and shafts), Aluminum or cast iron (housing), Synthetic lubricant
Technical Parameters
ParameterTypical rangeNotes & selection driver
Rated Power0.75–7.5 kWSelect based on load torque and duty cycle.IEC 60034-1
Rated Torque5–500 N·mEnsure sufficient margin for starting and peak loads.ISO 6336
Output Speed Range0.5–300 r/minMatch to conveyor or hoist speed requirements.
Gear Ratio5–100Determines output torque and speed.
Efficiency85–95 %Higher efficiency reduces energy cost.IEC 60034-2-1
Supply Voltage380 V AC ±10% VOther voltages available on request.IEC 60038
Frequency50/60 HzEnsure compatibility with local grid.IEC 60038
Insulation ClassFClass H available for high-temperature environments.IEC 60085
Protection RatingIP54–IP65IP65 for dusty or washdown environments.IEC 60529
Ambient Temperature Range-20–+40 °CDerate above 40°C.IEC 60034-1
Noise Level≤75 dB(A)Measured at 1 m distance.ISO 1680
Weight20–200 kgAffects mounting structure design.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Electric Motor
    Converts electrical energy into rotational mechanical energy.
    Material: Electrical steel, copper, aluminum
  • Gear Set
    Reduces motor speed and increases output torque through meshing gears.
    Material: Case-hardened alloy steel
  • Output Shaft Part
    Transmits the modified torque and rotation to the driven mechanism.
    Material: Hardened steel
  • Housing Part
    Encloses and supports internal components, provides mounting points, and contains lubricant.
    Material: Cast iron or aluminum alloy

Applied To / Applications

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

Withdrawal and Straightening Unit
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Run-Out Table
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Infeed/Outfeed Conveyor Section
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Waste Removal System
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Infeed/Outfeed Conveyor
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Loading System
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Skimmer Assembly
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Ambient atmospheric pressure only (sealed housing)
other spec: Max continuous torque: 500 Nm, Max speed: 1800 RPM, IP65 ingress protection
temperature: -20°C to +80°C (operating), -40°C to +100°C (storage)
Media Compatibility
✓ Conveyor belt systems ✓ Pallet handling equipment ✓ Automated storage/retrieval systems
Unsuitable: Submerged or high-pressure washdown environments (despite IP65 rating)
Sizing Data Required
  • Required output torque (Nm)
  • Operating speed range (RPM)
  • Duty cycle (continuous/intermittent with % runtime)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Bearing fatigue failure
Cause: Excessive loading, improper lubrication, misalignment, or contamination leading to spalling, brinelling, or overheating in motor or gearbox bearings.
Gear tooth wear or pitting
Cause: Inadequate lubrication, overloading, misalignment, or foreign particle ingress causing surface degradation, scoring, or fatigue cracks on gear teeth.
Maintenance Indicators
  • Unusual grinding, whining, or knocking noises from the gearbox or motor housing
  • Excessive vibration or overheating detected by thermal imaging or vibration analysis tools
Engineering Tips
  • Implement a precision alignment program during installation and after maintenance to minimize radial and axial loads on bearings and gears
  • Establish a condition-based lubrication regimen using oil analysis to monitor contamination, viscosity, and additive levels instead of fixed time intervals

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 1940-1:2003 (Balance quality requirements for rigid rotors) ANSI/AGMA 2001-D04 (Fundamental rating factors and calculation methods for involute spur and helical gear teeth) DIN 3962-1 (Tolerances for cylindrical gear teeth; principles)

Quoted from the published standard.

Manufacturing Precision
  • Bore diameter: +/-0.015mm
  • Gear tooth profile: +/-0.02mm
Quality Inspection
  • Vibration analysis (to ISO 10816-3)
  • Hardness testing (Rockwell C scale)

Manufacturers of Drive Motor & Gearbox

Manufacturer profiles associated with Drive Motor & Gearbox.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review · Page last updated 16 September 2026

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Frequently Asked Questions

What is the typical application of this Drive Motor & Gearbox?

It is used in the Withdrawal and Straightening Unit to power rollers or mechanisms that pull and straighten materials like metal sheets, wires, or profiles, ensuring consistent speed, tension, and alignment.

What are the key selection parameters?

Select based on required rated power (0.75–7.5 kW), rated torque (5–500 N·m), output speed range (0.5–300 r/min), and gear ratio (5–100). Ensure sufficient margin for starting and peak loads.

What standards are referenced for this component?

Standards include IEC 60034-1 for power and ambient temperature, ISO 6336 for torque and gear ratio, IEC 60034-2-1 for efficiency, IEC 60038 for voltage and frequency, IEC 60085 for insulation class, IEC 60529 for protection rating, and ISO 1680 for noise level.

How should maintenance be planned?

Monitor for unusual noise (≤75 dB(A) at 1 m), check lubricant levels and quality, inspect for wear on gears and bearings, and verify electrical connections. Derate above 40°C ambient temperature.

Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

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