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Drive Gear Component – Machinery and Equipment Manufacturing

Component Specifications

Definition

The Drive Gear is a critical mechanical component within Rotary Table Assemblies, designed to convert input rotational energy into controlled output motion through precise tooth engagement. It serves as the primary power transmission element, ensuring accurate angular positioning and smooth operation in indexing, machining, and assembly applications. This component typically features hardened teeth with specific pressure angles and profiles to minimize backlash and wear while maximizing torque capacity.

Working Principle

Operates on the fundamental principle of gear meshing, where teeth on the drive gear engage with teeth on a driven gear or rack to transfer rotational motion and torque. The gear ratio determines speed reduction/increase and torque multiplication. In rotary table applications, it converts continuous input rotation into precise intermittent or continuous output rotation through controlled tooth engagement, often incorporating anti-backlash mechanisms for positional accuracy.

Materials

Typically manufactured from alloy steels (AISI 4140, 4340) or case-hardened steels (20MnCr5) with surface hardening (carburizing, nitriding) to 58-62 HRC. High-precision applications may use stainless steels (17-4PH) or specialty alloys. Tooth surfaces often receive additional treatments like black oxide coating or phosphate coating for corrosion resistance and wear reduction.

Technical Parameters

Module 1.5-4 mm
Backlash 0.05-0.15 mm
Face Width 20-80 mm
Core Hardness 30-40 HRC
Accuracy Grade ISO 1328 Class 6-8
Pressure Angle 20°
Number of Teeth 24-120
Surface Hardness 58-62 HRC
Maximum Torque Capacity 200-2000 Nm

Standards

ISO 1328, DIN 3962, AGMA 2000, JIS B 1702

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Drive Gear.

Parent Products

This component is used in the following industrial products

Rotary Table Assembly

The core rotating mechanism of a rotary table or top drive system that provides torque and rotational motion for drilling operations.

View Product Details

Heating Drum

A cylindrical component within the RAP Heating System that transfers thermal energy to materials through direct contact and rotation.

View Product Details

Engineering Analysis

Risks & Mitigation

Tooth fatigue failure under cyclic loading
Wear-induced backlash increase affecting precision
Misalignment causing uneven load distribution
Lubrication failure leading to accelerated wear
Contamination causing abrasive damage

FMEA Triads

Trigger: Inadequate lubrication or incorrect lubricant type
Failure: Accelerated wear, scoring, and eventual tooth fracture
Mitigation: Implement scheduled lubrication maintenance, use recommended lubricants, install lubrication monitoring systems

Trigger: Misalignment during installation or operation
Failure: Uneven load distribution, premature wear, noise generation
Mitigation: Use precision alignment tools during installation, implement regular alignment checks, incorporate flexible couplings

Trigger: Overloading beyond design specifications
Failure: Tooth bending fatigue, surface pitting, catastrophic failure
Mitigation: Install torque limiters, implement load monitoring systems, provide operator training on capacity limits

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance

Tooth profile tolerance: ±0.01 mm, Pitch error: ≤0.02 mm, Runout: ≤0.03 mm

Test Method

Coordinate measuring machine (CMM) inspection, gear rolling test, hardness testing (Rockwell C), surface roughness measurement, ultrasonic testing for internal defects

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 typical service life of a drive gear in rotary table applications?

Properly maintained drive gears typically last 10,000-50,000 operating hours depending on load conditions, lubrication quality, and environmental factors. Regular inspection and preventive maintenance can extend service life significantly.

How do I select the right drive gear for my rotary table application?

Selection requires analysis of torque requirements, speed ratios, accuracy needs, environmental conditions, and compatibility with existing components. Key parameters include module size, number of teeth, material grade, hardness specifications, and backlash tolerance matching your application's precision requirements.

What maintenance is required for drive gears?

Regular lubrication with appropriate gear oils (ISO VG 68-220), periodic inspection for wear patterns (pitting, scoring, tooth deformation), backlash measurement, and alignment verification. Contamination prevention and proper load distribution are critical for optimal performance.

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.

Drive Gear