---
title: "Multi-Axis Positioning Stage"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:MULTI_AXIS_POSITIONING_STAGE"
  data_integrity_hash: "94f2e549b50da271fafed3aff9202f79"
  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:MULTI_AXIS_POSITIONING_STAGE"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/multi-axis-positioning-stage.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/multi-axis-positioning-stage"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-100 μm positioning accuracy, 0.01-5 m/s velocity, 0.1-50 g acceleration"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 10
    unit: "nm"
    consequence: "Thermal expansion of linear guides at 11.7 μm/m·K coefficient, bearing preload loss at 0.1 N·m torque threshold, piezoelectric hysteresis at 15% displacement nonlinearity"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Encoder interpolation error exceeding 0.05 arc-second angular resolution"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Dual-readhead interferometric encoder with 0.001 μm resolution and 10 kHz sampling"
  - node_2:
      trigger: "Linear motor coil temperature rise above 80°C due to 15 A continuous current"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Liquid-cooled copper windings with 0.5°C/W thermal resistance and 20 L/min glycol flow"
bom_nodes:
  linear-guide-rails:
    type: "part"
    urn: "URN:CNFX:ME:LINEAR_GUIDE_RAILS"
    interface_type: "physical-logic-coupled"
  ball-screwslinear-motors:
    type: "part"
    urn: "URN:CNFX:ME:BALL_SCREWSLINEAR_MOTORS"
    interface_type: "physical-logic-coupled"
  servostepper-motors:
    type: "device"
    urn: "URN:CNFX:ME:SERVOSTEPPER_MOTORS"
    interface_type: "physical-logic-coupled"
  position-encoders:
    type: "part"
    urn: "URN:CNFX:ME:POSITION_ENCODERS"
    interface_type: "physical-logic-coupled"
  base-plate:
    type: "component"
    urn: "URN:CNFX:ME:BASE_PLATE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 230-2:2014 (GEOMETRIC ACCURACY OF MACHINES)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI B5.54-2005 (MACHINE TOOL PERFORMANCE EVALUATION)"
    scope: "Verified Engineering Specification"
  - standard: "DIN 876-1:1983 (TESTING OF COORDINATE MEASURING MACHINES)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/multi-axis-positioning-stage.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "ba3484d599c0802b8f9f1e28d2bcf0dd111f37a1d9ee4ed7625c2db95d753e67"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Multi-Axis Positioning Stage

## 1. Technical Definition
A precision mechanical platform that provides controlled multi-directional movement for positioning PCBs during optical inspection.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-100 μm positioning accuracy, 0.01-5 m/s velocity, 0.1-50 g acceleration**. Failure boundary: **Positioning error exceeds 0.5 μm RMS, backlash exceeds 0.2 μm, vibration amplitude exceeds 10 nm RMS at 100 Hz**, Mechanism: **Thermal expansion of linear guides at 11.7 μm/m·K coefficient, bearing preload loss at 0.1 N·m torque threshold, piezoelectric hysteresis at 15% displacement nonlinearity**.

### 2.1 Analytical Physics Model
Governed by the **Rayleigh Resolution Criterion**:

> **Primary Equation**: $d = \frac{0.61 \lambda}{NA}$  
> **Engineering Impact**: Defines the theoretical limit of machine vision systems.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| \lambda | Wavelength | Engineering Constant |
| NA | Numerical Aperture | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Encoder interpolation error exceeding 0.05 arc-second angular resolution | 8 | Positional drift accumulation at 0.3 μm/minute | Dual-readhead interferometric encoder with 0.001 μm resolution and 10 kHz sampling |
| Linear motor coil temperature rise above 80°C due to 15 A continuous current | 8 | Magnetic flux density reduction from 1.2 T to 0.8 T at Curie point | Liquid-cooled copper windings with 0.5°C/W thermal resistance and 20 L/min glycol flow |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Linear Guide Rails](https://cnfx.com/llms/industry/wood-product-manufacturing/product/linear-guide-rails.md) `(Standalone System)`
- [Ball Screws/Linear Motors](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/ball-screwslinear-motors.md) `(Standalone System)`
- [Servo/Stepper Motors](https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/servostepper-motors.md) `(Standalone System)`
- [Position Encoders](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/position-encoders.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **High-Resolution Optical Inspection System**, **Precision Motion Controller**, **Vibration Isolation Table**  
**Downstream Applications**: Smartphone PCBs, Medical Device PCBs, Automotive Sensor PCBs  

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

### Q: What materials are used in this multi-axis positioning stage?
**A**: The stage is constructed from aluminum alloy and stainless steel components, with ceramic bearings for smooth, precise movement and durability in industrial environments.

### Q: How does this positioning stage benefit optical PCB inspection?
**A**: It provides controlled multi-directional movement to precisely position PCBs under optical inspection systems, ensuring accurate alignment and repeatable measurements for quality control.

### Q: What components are included in the BOM for this positioning stage?
**A**: The bill of materials includes ball screws or linear motors, a base plate, linear guide rails, position encoders, and servo or stepper motors for precise motion control.

## 6. Manufacturing Compliance
- ISO 230-2:2014 (GEOMETRIC ACCURACY OF MACHINES)
- ANSI B5.54-2005 (MACHINE TOOL PERFORMANCE EVALUATION)
- DIN 876-1:1983 (TESTING OF COORDINATE MEASURING MACHINES)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Multi-Axis Positioning Stage](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/multi-axis-positioning-stage)**

### 🌐 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**: MULTI_AXIS_POSITIONING_STAGE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 8e7fd6a7
