3D Pipe Positioning for Precise Multi-Cut Machining

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Solution Overview

Problem

Existing pipe machining apparatuses lack accuracy and efficiency in environments requiring precise and multiple pipe cuts, often leading to confusion and suboptimal cutting due to manual operation and lack of precise positioning.

Innovation Solution

A pipe machining system that includes a positioning apparatus and a pipe machining apparatus, with a position tracking apparatus, allowing for automated alignment and movement in a three-dimensional coordinate system, using laser-based tracking and actuatable clamps for precise engagement and adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual clamping mechanisms are used to attach pipe machining apparatus to pipe, then ease of operation is improved, but manufacturing precision deteriorates

Engineering Contradiction:
Improveease of attachmentVSAvoidcutting accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent replaces manual mechanical clamping with an automated positioning system that uses a positioning apparatus and position tracking apparatus to automatically align and attach the pipe machining apparatus to the pipe, eliminating manual operation while achieving high precision through automated control and tracking mechanisms

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces a positioning apparatus as an intermediary device between the operator and the pipe machining apparatus. This positioning apparatus includes multiple positioning members that can be independently adjusted to precisely locate the pipe machining apparatus on the pipe, serving as a mediator that translates rough manual positioning into precise automated attachment

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If manual positioning is used in environments with large quantity of pipes, then device complexity is reduced, but loss of information increases

Engineering Contradiction:
Improvesystem simplicityVSAvoidpipe location tracking
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent implements a position tracking apparatus that continuously monitors and provides feedback on the location and orientation of the pipe machining apparatus relative to the pipe. This feedback mechanism allows the system to automatically adjust positioning in real-time, preventing loss of information about pipe location even in complex environments with many pipes

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The positioning apparatus serves as an intermediary that manages the complexity of tracking multiple pipes by providing a standardized interface and coordinate system. The multiple positioning members can be independently adjusted to accommodate different pipe locations, acting as a mediator between the varied pipe positions and the fixed machining apparatus

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If automated positioning system with multiple positioning members is used, then manufacturing precision is improved, but device complexity increases

Engineering Contradiction:
Improvepositioning accuracyVSAvoidpositioning system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent divides the positioning system into multiple independent positioning members (first, second, third positioning members) that can be adjusted separately. Each positioning member handles a specific degree of freedom, breaking down the complex three-dimensional positioning task into manageable segments that can be controlled independently yet work together to achieve high precision

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables accurate and efficient cutting operations by ensuring precise alignment and movement of the pipe machining apparatus, reducing human error and improving cutting precision in complex environments.

Implementation Method 1

A pipe machining system includes a pipe machining apparatus, a positioning apparatus, and a position tracking apparatus. The position tracking apparatus is configured to track a position of the pipe machining apparatus in a three-dimensional coordinate system

Methodology Applied
Scientific EffectLaser-based tracking: Laser

Data Source

PatentUS12496672B2Pipe machining system for positioning pipe machining apparatus in three-dimensional coordinate system
Publication Date: 2025.12.16 ILLINOIS TOOL WORKS INC
  • US12496672B2 patent drawing
  • US12496672B2 patent drawing
  • US12496672B2 patent drawing

AI summary

A method of cutting a pipe includes positioning a positioning apparatus on the pipe, moving the positioning apparatus relative to the pipe to center the positioning apparatus on the pipe, attaching a pipe machining apparatus to the positioning apparatus, and moving the pipe machining apparatus relative to the positioning apparatus and relative to the pipe.