---
title: "Hoist Winch"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:HOIST_WINCH"
  data_integrity_hash: "b19f928ce91ac3f78954dddbcc52b6c8"
  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:HOIST_WINCH"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/hoist-winch.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/hoist-winch"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-800 kN cable tension, 0-120 m/min line speed, -40°C to +60°C ambient temperature"
    unit: "ton"
engineering_limits:
  max_safe_operating_point:
    value: 960
    unit: "kN"
    consequence: "Plastic deformation of drum shaft due to combined torsional and bending stresses exceeding yield strength of 42CrMo4 steel (620 MPa), accelerated by stress concentration at keyway corners (Kt=2.8)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Misalignment of drum shaft bearings exceeding 0.15 mm/m"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Laser alignment during installation with 0.05 mm/m tolerance, continuous vibration monitoring with ISO 10816-3 limits"
  - node_2:
      trigger: "Insufficient brake cooling airflow below 2.5 m³/min"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Forced-air cooling system with 5 m³/min capacity, thermal sensors triggering automatic load hold at 280°C"
bom_nodes:
  winch-drum:
    type: "part"
    urn: "URN:CNFX:ME:WINCH_DRUM"
    interface_type: "physical-logic-coupled"
  gear-reduction-system:
    type: "part"
    urn: "URN:CNFX:ME:GEAR_REDUCTION_SYSTEM"
    interface_type: "physical-logic-coupled"
  braking-system:
    type: "part"
    urn: "URN:CNFX:ME:BRAKING_SYSTEM"
    interface_type: "physical-logic-coupled"
  cable-guide:
    type: "component"
    urn: "URN:CNFX:ME:CABLE_GUIDE"
    interface_type: "physical-logic-coupled"
  mounting-frame:
    type: "part"
    urn: "URN:CNFX:ME:MOUNTING_FRAME"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 4309:2017 - CRANES AND LIFTING APPLIANCES - WIRE ROPES - CARE, MAINTENANCE, INSTALLATION, EXAMINATION AND DISCARD"
    scope: "Verified Engineering Specification"
  - standard: "DIN 15020-1:1974 - CRANES; PRINCIPLES RELATING TO ROPE DRIVES; CALCULATION AND CONSTRUCTION"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/hoist-winch.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "e93a1621c572053d58a10f99fbee16100056f1a7f9d587464c41dea525ea6d71"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Hoist Winch

## 1. Technical Definition
A mechanical device on a crawler crane that provides the lifting and lowering function by winding and unwinding cable or rope.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-800 kN cable tension, 0-120 m/min line speed, -40°C to +60°C ambient temperature**. Failure boundary: **Cable tension exceeding 960 kN (120% of rated capacity), gear tooth bending stress exceeding 450 MPa, brake lining temperature exceeding 320°C**, Mechanism: **Plastic deformation of drum shaft due to combined torsional and bending stresses exceeding yield strength of 42CrMo4 steel (620 MPa), accelerated by stress concentration at keyway corners (Kt=2.8)**.

### 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 of drum shaft bearings exceeding 0.15 mm/m | 8 | Premature bearing fatigue failure within 500 operating hours | Laser alignment during installation with 0.05 mm/m tolerance, continuous vibration monitoring with ISO 10816-3 limits |
| Insufficient brake cooling airflow below 2.5 m³/min | 8 | Brake fade during sustained lowering operations exceeding 3 minutes | Forced-air cooling system with 5 m³/min capacity, thermal sensors triggering automatic load hold at 280°C |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Winch Drum](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/winch-drum.md) `(Standalone System)`
- [Gear Reduction System](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gear-reduction-system.md) `(Standalone System)`
- [Braking System](https://cnfx.com/llms/industry/motor-vehicle-manufacturing/product/braking-system.md) `(Standalone System)`
- [Mounting Frame](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/mounting-frame.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Crawler Crane**, **Wire Rope Spooler**, **Load Monitoring System**  
**Downstream Applications**: Heavy Structural Steel Assemblies, Wind Turbine Components, Bridge Sections  

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

### Q: What materials are used in the construction of this hoist winch for durability?
**A**: Our hoist winch is constructed with high-strength alloy steel for the main components, hardened steel gears for the reduction system, and bronze bushings/bearings for smooth operation and longevity in demanding industrial environments.

### Q: How does the braking system ensure safety during lifting operations?
**A**: The winch features a robust braking system designed to securely hold loads at any position, with fail-safe mechanisms that automatically engage to prevent accidental lowering, ensuring operator safety and load protection.

### Q: What maintenance is required for the gear reduction system?
**A**: The hardened steel gear reduction system requires regular lubrication and inspection for wear. We recommend checking gear alignment and tooth condition every 500 operating hours, with full maintenance every 2,000 hours or as specified in the operational manual.

## 6. Manufacturing Compliance
- ISO 4309:2017 - CRANES AND LIFTING APPLIANCES - WIRE ROPES - CARE, MAINTENANCE, INSTALLATION, EXAMINATION AND DISCARD
- DIN 15020-1:1974 - CRANES; PRINCIPLES RELATING TO ROPE DRIVES; CALCULATION AND CONSTRUCTION

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Hoist Winch](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/hoist-winch)**

### 🌐 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**: HOIST_WINCH | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 1be54afa
