---
title: "Gantry Frame / Structure"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:GANTRY_FRAME_STRUCTURE"
  data_integrity_hash: "db07eda2dbed146c1477df2eea7172e6"
  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:GANTRY_FRAME_STRUCTURE"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gantry-frame-structure.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/gantry-frame-structure"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-0.5 mm deflection under 5000 N load"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 1.2
    unit: "mm"
    consequence: "Plastic deformation due to exceeding yield strength under combined bending and torsional loads from LINAC rotation"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Resonant vibration at 15-25 Hz matching gantry rotation frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Finite element analysis optimization with 30% safety margin from natural frequency"
  - node_2:
      trigger: "Thermal expansion differential of 0.012 mm/°C between steel frame and concrete foundation"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Thermal expansion joints with 5 mm clearance and Invar alloy inserts"
bom_nodes:
  main-structural-rings:
    type: "component"
    urn: "URN:CNFX:ME:MAIN_STRUCTURAL_RINGS"
    interface_type: "physical-logic-coupled"
  radial-support-beamsspokes:
    type: "component"
    urn: "URN:CNFX:ME:RADIAL_SUPPORT_BEAMSSPOKES"
    interface_type: "physical-logic-coupled"
  mounting-interfacesplates:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_INTERFACESPLATES"
    interface_type: "physical-logic-coupled"
  bearing-race-integration:
    type: "component"
    urn: "URN:CNFX:ME:BEARING_RACE_INTEGRATION"
    interface_type: "physical-logic-coupled"
  main-structural-beams:
    type: "component"
    urn: "URN:CNFX:ME:MAIN_STRUCTURAL_BEAMS"
    interface_type: "physical-logic-coupled"
  mounting-platesinterfaces:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_PLATESINTERFACES"
    interface_type: "physical-logic-coupled"
  reinforcement-ribsgussets:
    type: "component"
    urn: "URN:CNFX:ME:REINFORCEMENT_RIBSGUSSETS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING PER MACHINERY DIRECTIVE 2006/42/EC"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/gantry-frame-structure.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "99897e3e4acfe61f33eb36f919325e12219dc09c807fc3169a0a89fd5b1751d0"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Gantry Frame / Structure

## 1. Technical Definition
The rigid structural framework that forms the rotating support for the Linear Accelerator (LINAC) gantry system.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-0.5 mm deflection under 5000 N load**. Failure boundary: **1.2 mm permanent deformation at yield strength of 355 MPa (S355 structural steel)**, Mechanism: **Plastic deformation due to exceeding yield strength under combined bending and torsional loads from LINAC rotation**.

### 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 |
| :--- | :--- | :--- | :--- |
| Resonant vibration at 15-25 Hz matching gantry rotation frequency | 8 | Fatigue crack propagation at weld joints | Finite element analysis optimization with 30% safety margin from natural frequency |
| Thermal expansion differential of 0.012 mm/°C between steel frame and concrete foundation | 8 | Frame misalignment exceeding 0.3 mm tolerance | Thermal expansion joints with 5 mm clearance and Invar alloy inserts |

## 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**: **Linear Accelerator (LINAC) System**, **Radiation Therapy Control Console**, **Patient Positioning System**  
**Downstream Applications**: Radiation Therapy Treatments, Medical Imaging Procedures, Cancer Treatment Protocols  

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

### Q: What materials are used in the gantry frame construction?
**A**: The gantry frame is constructed from high-strength steel alloy and precision-cast iron components, ensuring maximum rigidity and durability for LINAC system operation.

### Q: How does the bearing race integration work in the gantry structure?
**A**: The bearing race is seamlessly integrated into the main structural rings, providing smooth 360-degree rotation while maintaining precise alignment for radiation therapy applications.

### Q: What are the key structural components in the gantry frame assembly?
**A**: Key components include main structural beams and rings, radial support beams/spokes, reinforcement ribs/gussets, and mounting plates/interfaces that form the complete rotating support system.

## 6. Manufacturing Compliance
- ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS
- CE MARKING PER MACHINERY DIRECTIVE 2006/42/EC

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Gantry Frame / Structure](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/gantry-frame-structure)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **7** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: GANTRY_FRAME_STRUCTURE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 28992083
