---
title: "Gearbox / Speed Reducer"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:GEARBOX_SPEED_REDUCER"
  data_integrity_hash: "d6281c0d8b6cd62aab2ebc70f0e49f9e"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:GEARBOX_SPEED_REDUCER"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gearbox-speed-reducer.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/gearbox-speed-reducer"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "Input speed: 500-3000 RPM, Torque capacity: 50-500 N·m, Temperature: -20°C to 120°C"
    unit: "ratio"
engineering_limits:
  max_safe_operating_point:
    value: 1200
    unit: "MPa"
    consequence: "Hertzian contact stress exceeding material yield strength causes pitting fatigue; Boundary lubrication failure at Stribeck number &lt; 0.001 leads to adhesive wear; Thermal expansion mismatch exceeding 0.1 mm radial clearance causes binding"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Misalignment exceeding 0.05 mm/m shaft deflection"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Precision laser-aligned mounting with 0.01 mm tolerance shims and real-time vibration monitoring"
  - node_2:
      trigger: "Lubricant viscosity drop below ISO VG 68 at 40°C"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Synthetic PAO-based lubricant with viscosity index &gt; 180 and temperature-controlled circulation system"
bom_nodes:
  gears:
    type: "component"
    urn: "URN:CNFX:ME:GEARS"
    interface_type: "physical-logic-coupled"
  housing:
    type: "component"
    urn: "URN:CNFX:ME:HOUSING"
    interface_type: "physical-logic-coupled"
  input-shaft:
    type: "component"
    urn: "URN:CNFX:ME:INPUT_SHAFT"
    interface_type: "physical-logic-coupled"
  output-shaft:
    type: "component"
    urn: "URN:CNFX:ME:OUTPUT_SHAFT"
    interface_type: "physical-logic-coupled"
  bearings:
    type: "part"
    urn: "URN:CNFX:ME:BEARINGS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1328-1:2013 (CYLINDRICAL GEARS - SYSTEM OF ACCURACY)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/AGMA 2000-A88 (GEAR CLASSIFICATION AND INSPECTION HANDBOOK)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gearbox-speed-reducer.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "b27cd54c65dbacd957f47ef84b4957ee5c539eb5d8bd787f0c622647bd822462"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Gearbox / Speed Reducer

## 1. Technical Definition
A mechanical component that reduces input speed while increasing torque, used within oscillation drive systems.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **Input speed: 500-3000 RPM, Torque capacity: 50-500 N·m, Temperature: -20°C to 120°C**. Failure boundary: **Gear tooth contact stress exceeds 1200 MPa (AGMA Grade 2 steel yield strength), Bearing L10 life &lt; 1000 hours, Oil temperature &gt; 150°C**, Mechanism: **Hertzian contact stress exceeding material yield strength causes pitting fatigue; Boundary lubrication failure at Stribeck number &lt; 0.001 leads to adhesive wear; Thermal expansion mismatch exceeding 0.1 mm radial clearance causes binding**.

### 2.1 Analytical Physics Model
Governed by the **L10 Bearing Life & Fatigue Model**:

> **Primary Equation**: $L_{10} = (\frac{C}{P})^p$  
> **Engineering Impact**: Predicts mechanical lifecycle before component fatigue.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| C | Dynamic Load Rating | Engineering Constant |
| P | Equivalent Dynamic Load | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Misalignment exceeding 0.05 mm/m shaft deflection | 8 | Uneven gear tooth loading causing localized spalling | Precision laser-aligned mounting with 0.01 mm tolerance shims and real-time vibration monitoring |
| Lubricant viscosity drop below ISO VG 68 at 40°C | 8 | Insufficient oil film thickness (&lt; 1 μm) causing scuffing wear | Synthetic PAO-based lubricant with viscosity index &gt; 180 and temperature-controlled circulation system |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | ratio | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Bearings](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/bearings.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Electric Motor**, **Variable Frequency Drive**, **Lubrication System**  
**Downstream Applications**: Conveyor Systems, Packaging Machinery, Industrial Mixers  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What materials are used in this gearbox construction?
**A**: Our gearboxes feature cast iron housings for durability, steel alloy gears for strength, and bronze bushings/bearings for smooth operation and reduced friction.

### Q: How does this speed reducer benefit oscillation drive systems?
**A**: This gearbox efficiently reduces input speed while increasing torque output, providing precise control and reliable power transmission for oscillation mechanisms in industrial equipment.

### Q: What maintenance is required for these industrial gearboxes?
**A**: Regular lubrication of bearings and bushings, periodic inspection of gear teeth for wear, and monitoring of housing integrity are recommended for optimal performance and longevity.

## 6. Manufacturing Compliance
- ISO 1328-1:2013 (CYLINDRICAL GEARS - SYSTEM OF ACCURACY)
- ANSI/AGMA 2000-A88 (GEAR CLASSIFICATION AND INSPECTION HANDBOOK)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Gearbox / Speed Reducer](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/gearbox-speed-reducer)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **5** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: GEARBOX_SPEED_REDUCER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 853c5432
