---
title: "Precision XY Positioning Stage"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:PRECISION_XY_POSITIONING_STAGE"
  data_integrity_hash: "019d1a4db75efafdbb94dea1284996af"
  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:PRECISION_XY_POSITIONING_STAGE"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/precision-xy-positioning-stage.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/precision-xy-positioning-stage"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-100 μm positioning accuracy, 0.01 μm resolution, 100×100 mm travel range, 0.5 m/s maximum velocity, 10 m/s² acceleration"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 100
    unit: "mm"
    consequence: "Thermal expansion mismatch between aluminum stage (α=23.1×10⁻⁶/K) and steel guideways (α=11.8×10⁻⁶/K) causing differential expansion of 11.3 μm per 100 mm per 10°C temperature change, leading to geometric distortion and positioning drift"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Ball screw preload loss due to thermal cycling between 20-60°C causing 0.02 mm axial play"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Dual preload nut design with Belleville washers maintaining 200 N constant preload, temperature-compensated encoder feedback with 0.001 μm/K correction coefficient"
  - node_2:
      trigger: "Linear guideway lubricant starvation at 0.1 μm film thickness threshold causing boundary lubrication regime"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Forced lubrication system with 0.05 MPa oil pressure, PTFE composite retainer with 0.15 friction coefficient, surface roughness Ra&lt;0.05 μm on guideway raceways"
bom_nodes:
  base-plate:
    type: "component"
    urn: "URN:CNFX:ME:BASE_PLATE"
    interface_type: "physical-logic-coupled"
  linear-guides:
    type: "part"
    urn: "URN:CNFX:ME:LINEAR_GUIDES"
    interface_type: "physical-logic-coupled"
  drive-motors:
    type: "part"
    urn: "URN:CNFX:ME:DRIVE_MOTORS"
    interface_type: "physical-logic-coupled"
  position-encoders:
    type: "part"
    urn: "URN:CNFX:ME:POSITION_ENCODERS"
    interface_type: "physical-logic-coupled"
  moving-platform:
    type: "part"
    urn: "URN:CNFX:ME:MOVING_PLATFORM"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 230-2:2014 (GEOMETRIC ACCURACY OF MACHINE TOOLS)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASME B5.54-2005 (METHODS FOR PERFORMANCE EVALUATION OF COMPUTER NUMERICALLY CONTROLLED MACHINING CENTERS)"
    scope: "Verified Engineering Specification"
  - standard: "DIN 876-1:1999 (STRAIGHTEDGES AND SQUARES; TECHNICAL DELIVERY CONDITIONS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/precision-xy-positioning-stage.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "52ee4533c39cccf1041c1c7f97fc6c6c603afc9d9b8a225c85dd74ad3a47ac95"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Precision XY Positioning Stage

## 1. Technical Definition
A high-precision mechanical platform that provides controlled movement along X and Y axes for positioning optical components during inspection and measurement.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-100 μm positioning accuracy, 0.01 μm resolution, 100×100 mm travel range, 0.5 m/s maximum velocity, 10 m/s² acceleration**. Failure boundary: **Positioning error exceeds 0.5 μm RMS, backlash exceeds 0.2 μm, straightness deviation exceeds 0.3 μm/100 mm, flatness deviation exceeds 1.0 μm**, Mechanism: **Thermal expansion mismatch between aluminum stage (α=23.1×10⁻⁶/K) and steel guideways (α=11.8×10⁻⁶/K) causing differential expansion of 11.3 μm per 100 mm per 10°C temperature change, leading to geometric distortion and positioning drift**.

### 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 |
| :--- | :--- | :--- | :--- |
| Ball screw preload loss due to thermal cycling between 20-60°C causing 0.02 mm axial play | 8 | Positional hysteresis of 1.2 μm during bidirectional motion, repeatability degradation to ±0.8 μm | Dual preload nut design with Belleville washers maintaining 200 N constant preload, temperature-compensated encoder feedback with 0.001 μm/K correction coefficient |
| Linear guideway lubricant starvation at 0.1 μm film thickness threshold causing boundary lubrication regime | 8 | Stick-slip motion with 0.5 N·m torque spikes, velocity ripple of ±5% at 10 mm/s, positioning jitter of 0.3 μm P-P | Forced lubrication system with 0.05 MPa oil pressure, PTFE composite retainer with 0.15 friction coefficient, surface roughness Ra&lt;0.05 μm on guideway raceways |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Linear Guides](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/linear-guides.md) `(Standalone System)`
- [Drive Motors](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/drive-motors.md) `(Standalone System)`
- [Position Encoders](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/position-encoders.md) `(Standalone System)`
- [Moving Platform](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/moving-platform.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Motion Controller**, **Linear Encoder System**, **Vibration Isolation Table**  
**Downstream Applications**: Semiconductor Wafers, Microscope Slides, Optical Lenses  

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

### Q: What applications is this XY positioning stage designed for?
**A**: This precision XY stage is specifically designed for optical component positioning during inspection, measurement, and alignment processes in computer, electronic, and optical product manufacturing.

### Q: What materials ensure the stage's precision and durability?
**A**: The stage uses aluminum alloy for lightweight rigidity, stainless steel for critical components, and ceramic bearings to minimize friction and thermal expansion for consistent precision.

### Q: How does the positioning accuracy compare to standard stages?
**A**: With linear guides, position encoders, and high-quality drive motors, this stage offers micron-level positioning accuracy, significantly exceeding standard mechanical platforms for optical applications.

## 6. Manufacturing Compliance
- ISO 230-2:2014 (GEOMETRIC ACCURACY OF MACHINE TOOLS)
- ANSI/ASME B5.54-2005 (METHODS FOR PERFORMANCE EVALUATION OF COMPUTER NUMERICALLY CONTROLLED MACHINING CENTERS)
- DIN 876-1:1999 (STRAIGHTEDGES AND SQUARES; TECHNICAL DELIVERY CONDITIONS)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Precision XY Positioning Stage](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/precision-xy-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**: PRECISION_XY_POSITIONING_STAGE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 22d7cceb
