---
title: "Linkage/Magnet Assembly"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:LINKAGEMAGNET_ASSEMBLY"
  data_integrity_hash: "96e1eecedd379bd3e8e8a60503dbc5c2"
  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:LINKAGEMAGNET_ASSEMBLY"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/linkagemagnet-assembly.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/linkagemagnet-assembly"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-5.0 N·m torque, 0.05-2.0 mm displacement, -40°C to 120°C"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 0.3
    unit: "T"
    consequence: "Neodymium magnet demagnetization at Curie temperature (310°C for N42 grade), ferromagnetic hysteresis loss exceeding 150 J/m³ per cycle, linkage pin shear stress exceeding 450 MPa yield strength"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Magnetic field interference from adjacent electromagnetic actuators exceeding 50 mT"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Mu-metal shielding with 80 dB attenuation at 100 Hz, magnetic flux gate sensors with 0.1 mT resolution feedback control"
  - node_2:
      trigger: "Lubricant degradation in linkage joints due to ethanol contamination exceeding 5% concentration"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "PTFE-coated bearing surfaces with 0.08 coefficient of friction, hermetic sealing with IP67 rating and ethanol-resistant fluorocarbon grease"
bom_nodes:
  linkage-arm:
    type: "component"
    urn: "URN:CNFX:ME:LINKAGE_ARM"
    interface_type: "physical-logic-coupled"
  magnet-housing:
    type: "component"
    urn: "URN:CNFX:ME:MAGNET_HOUSING"
    interface_type: "physical-logic-coupled"
  pivot-joint:
    type: "part"
    urn: "URN:CNFX:ME:PIVOT_JOINT"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/linkagemagnet-assembly.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "e79b598ba36d1f2ddaa4a533b4df8941ba4e85c751cef52a57a89f105a0c769f"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Linkage/Magnet Assembly

## 1. Technical Definition
A mechanical linkage system integrated with magnetic elements for precise positioning and movement control within a float chamber.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-5.0 N·m torque, 0.05-2.0 mm displacement, -40°C to 120°C**. Failure boundary: **Magnetic flux density drop below 0.3 T at 25°C, linkage joint wear exceeding 0.15 mm clearance, torque transmission loss exceeding 40%**, Mechanism: **Neodymium magnet demagnetization at Curie temperature (310°C for N42 grade), ferromagnetic hysteresis loss exceeding 150 J/m³ per cycle, linkage pin shear stress exceeding 450 MPa yield strength**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Magnetic field interference from adjacent electromagnetic actuators exceeding 50 mT | 8 | Positional drift exceeding ±0.02 mm tolerance due to magnetic coupling disruption | Mu-metal shielding with 80 dB attenuation at 100 Hz, magnetic flux gate sensors with 0.1 mT resolution feedback control |
| Lubricant degradation in linkage joints due to ethanol contamination exceeding 5% concentration | 8 | Stiction-induced positioning error of 0.1-0.3 mm during reversal motions | PTFE-coated bearing surfaces with 0.08 coefficient of friction, hermetic sealing with IP67 rating and ethanol-resistant fluorocarbon grease |

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

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

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Precision Assembly Jig**, **Magnetic Field Calibration System**, **Automated Testing Fixture**  
**Downstream Applications**: Precision Float Valves, Industrial Flow Meters, Laboratory Analytical Instruments  

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

### Q: What are the primary applications of this linkage/magnet assembly?
**A**: This assembly is designed for precise positioning and movement control in float chambers within machinery and equipment manufacturing, commonly used in fluid control systems, measurement devices, and automated industrial equipment.

### Q: How does the integration of magnets enhance the linkage system?
**A**: The neodymium magnets provide consistent magnetic force for stable positioning, reduce mechanical wear through contactless operation, and enable precise movement control within the float chamber environment.

### Q: What maintenance is required for this linkage/magnet assembly?
**A**: Minimal maintenance is needed due to the corrosion-resistant stainless steel and aluminum alloy construction. Periodic inspection for debris in the float chamber and verification of magnetic strength are recommended for optimal performance.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Linkage/Magnet Assembly](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/linkagemagnet-assembly)**

### 🌐 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**: LINKAGEMAGNET_ASSEMBLY | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 9e3ef676
