Modular Manufacturing Chain Vertical Lift Device

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Solution Overview

Problem

Conventional manufacturing chains are inflexible, costly to modify, and result in significant downtime due to their permanent nature, limiting efficiency and throughput, especially in processes like paint drying or curing where minor adjustments are impractical.

Innovation Solution

A modular manufacturing chain with vertically adjustable carrier tracks and a control system that allows for independent movement of carriers through vertical discontinuities, enabling flexible station configuration and quick adjustments without halting the entire process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a manufacturing chain is designed to be permanent and fixed, then structural stability and reliability are improved, but flexibility and ease of modification deteriorate

Engineering Contradiction:
Improvestructural stabilityVSAvoidflexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The manufacturing chain is divided into separate modular stations that can be independently positioned and configured. Each station operates as an independent unit on the modular track system, allowing individual stations to be moved, added, or removed without affecting the entire system structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from a static, fixed manufacturing chain to a dynamic, reconfigurable system. The modular track with vertical lift devices enables stations to change their positions and configurations dynamically, allowing the manufacturing chain to adapt to different production requirements while maintaining operational reliability.

Inventive Principle:
Principle #15Dynamics

2Reliability

If a manufacturing chain is permanently affixed, then structural stability is improved, but ease of modification and maintenance deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of modification
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The manufacturing chain is segmented into independent modular stations that can be accessed, removed, or modified individually. This segmentation allows maintenance personnel to work on specific stations without disrupting the entire system, significantly improving ease of repair while maintaining overall structural stability through the modular track infrastructure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Individual manufacturing stations can be extracted from the system for maintenance or replacement. The modular track design allows stations to be taken out and set aside independently, enabling repairs and modifications without requiring system-wide shutdowns or complex disassembly procedures.

Inventive Principle:
Principle #2Taking out (Extraction)

3Device complexity

If a single driving source is used for the entire manufacturing chain, then system simplicity is improved, but productivity and efficiency deteriorate due to complete shutdowns when problems occur

Engineering Contradiction:
Improvesystem simplicityVSAvoidthroughput
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The driving system is segmented into independent drive units for each modular station rather than a single central drive. This allows each station to operate independently, so when one station encounters a problem, others can continue running, maintaining productivity while keeping the overall system conceptually simple through standardized modular components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system ensures continuous operation of unaffected stations when problems occur at one location. Independent driving sources allow the manufacturing chain to maintain throughput by keeping operational stations running at full capacity, eliminating the complete shutdowns that would occur with a single centralized drive system.

Inventive Principle:
Principle #20Continuity of useful action

4Manufacturing precision

If the entire manufacturing chain is stopped for corrections, then manufacturing precision can be maintained, but loss of time and productivity increases

Engineering Contradiction:
Improveprocess accuracyVSAvoiddowntime
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The manufacturing chain is segmented into independent modular stations that can be corrected or maintained individually. This allows precision work on specific stations without halting the entire production line, as other stations continue to operate, thereby reducing time loss while maintaining manufacturing precision through focused, incremental corrections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of stopping the entire manufacturing chain for corrections, only the specific station requiring attention is paused for partial action. This partial shutdown approach maintains overall production continuity while ensuring that precision corrections are made where needed, minimizing time loss without compromising manufacturing accuracy.

Inventive Principle:
Principle #16Partial or excessive action

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

This solution enhances the flexibility and efficiency of manufacturing processes by allowing for easy modification and maintenance of modular stations, reducing downtime and increasing overall throughput by enabling continuous operation even during adjustments.

Implementation Method 1

A first vertical lift device moves a first carrier track, adjacent the vertical discontinuity, in a vertical direction relative to the transportation path

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentUS7900767B2Modular manufacturing chain including a vertical lift device and method of operation thereof
Publication Date: 2011.03.08 CATERPILLAR INC
  • US7900767B2 patent drawing
  • US7900767B2 patent drawing
  • US7900767B2 patent drawing

AI summary

A manufacturing chain includes a building defining a manufacturing area and having a planar floor. A plurality of modular manufacturing stations are positioned in series within the manufacturing area and above the planar floor. An article transportation system includes a plurality of carrier tracks defining a transportation path, having at least one vertical discontinuity, through the plurality of modular manufacturing stations. A first vertical lift device moves a first carrier track, adjacent the vertical discontinuity, in a vertical direction relative to the transportation path.