---
title: "Position Locking Mechanism"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:POSITION_LOCKING_MECHANISM"
  data_integrity_hash: "ac7eba5d3420c69025b29f072fd0a84e"
  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:POSITION_LOCKING_MECHANISM"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/position-locking-mechanism.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/position-locking-mechanism"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-15 N·m torque, 0.01-0.1 mm positional tolerance"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 250
    unit: "MPa"
    consequence: "Stress concentration at locking teeth exceeding yield strength of 4140 steel (415 MPa) due to cyclic loading at 10⁶ cycles (fatigue limit)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Corrosion-induced pitting at locking teeth interface (Fe₂O₃ formation rate &gt;0.1 mm/year)"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Electroless nickel plating (0.005 mm thickness) with 500 HV hardness rating"
  - node_2:
      trigger: "Thermal expansion mismatch (Δα=12×10⁻⁶/°C) between aluminum housing and steel locking mechanism"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Thermal barrier coating with 0.8 W/m·K conductivity and CTE gradient design"
bom_nodes:
  locking-cam:
    type: "component"
    urn: "URN:CNFX:ME:LOCKING_CAM"
    interface_type: "physical-logic-coupled"
  spring-mechanism:
    type: "component"
    urn: "URN:CNFX:ME:SPRING_MECHANISM"
    interface_type: "physical-logic-coupled"
  actuation-lever:
    type: "component"
    urn: "URN:CNFX:ME:ACTUATION_LEVER"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 286-2:2010 - LIMITS AND FITS"
    scope: "Verified Engineering Specification"
  - standard: "ANSI B4.2-1978 - PREFERRED METRIC LIMITS AND FITS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/position-locking-mechanism.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "23a94bbf763341561fc1fb51f7a0c2c5c581e3c690dcfe7d9c15fcd437b63d45"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Position Locking Mechanism

## 1. Technical Definition
A mechanical component that securely fixes the antenna in its optimal position within the mounting system.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-15 N·m torque, 0.01-0.1 mm positional tolerance**. Failure boundary: **Shear stress exceeding 250 MPa at locking interface, angular displacement &gt;0.15 mm at 100 mm radius**, Mechanism: **Stress concentration at locking teeth exceeding yield strength of 4140 steel (415 MPa) due to cyclic loading at 10⁶ cycles (fatigue limit)**.

### 2.1 Analytical Physics Model
Governed by the **Frame Structural Deflection Analysis**:

> **Primary Equation**: $\delta = \frac{5 q L^4}{384 E I}$  
> **Engineering Impact**: Ensures structural stability for multi-stage machines.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| q | Uniform Load | Engineering Constant |
| E | Elastic Modulus | Engineering Constant |
| I | Moment of Inertia | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Corrosion-induced pitting at locking teeth interface (Fe₂O₃ formation rate &gt;0.1 mm/year) | 8 | Progressive torque transmission loss below 0.3 N·m threshold | Electroless nickel plating (0.005 mm thickness) with 500 HV hardness rating |
| Thermal expansion mismatch (Δα=12×10⁻⁶/°C) between aluminum housing and steel locking mechanism | 8 | Binding at temperature differentials &gt;40°C, requiring &gt;20 N·m disengagement torque | Thermal barrier coating with 0.8 W/m·K conductivity and CTE gradient design |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **CNC Machining Center**, **Coordinate Measuring Machine**, **Industrial Assembly Fixture**  
**Downstream Applications**: Satellite Communication Antennas, Wireless Network Equipment, Radar Systems  

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

### Q: What materials are used in this position locking mechanism?
**A**: This mechanism is constructed from durable stainless steel and lightweight aluminum alloy components for optimal strength-to-weight ratio in electronic and optical applications.

### Q: How does the locking mechanism maintain antenna position?
**A**: The cam and spring system creates positive mechanical engagement that securely fixes the antenna in place, preventing movement from vibration or environmental factors while allowing easy adjustment when needed.

### Q: Is this mechanism suitable for outdoor electronic installations?
**A**: Yes, the corrosion-resistant stainless steel and aluminum alloy construction makes it ideal for both indoor and outdoor applications in computer, electronic, and optical product manufacturing environments.

## 6. Manufacturing Compliance
- ISO 286-2:2010 - LIMITS AND FITS
- ANSI B4.2-1978 - PREFERRED METRIC LIMITS AND FITS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Position Locking Mechanism](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/position-locking-mechanism)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: POSITION_LOCKING_MECHANISM | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 248005ed
