Assembly Process Categorization for Machine Component Management

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Solution Overview

Problem

The challenge lies in efficiently reducing the assembly time of complex machines used for earth moving, material handling, and other industrial applications, as existing systems struggle to identify and mitigate bottlenecks in the assembly process, leading to prolonged delivery times.

Innovation Solution

A system and method that categorize machine components as core, structurally significant, or bolt-on, allowing for visualization and adjustment of the assembly process, enabling the modification of categorization and need dates for components, thereby optimizing the assembly plan and reducing the number of process days.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If machines are assembled over a plurality of process days with multiple optional attachments, then customization capability is improved, but assembly time and throughput efficiency deteriorate

Engineering Contradiction:
Improvecustomization capabilityVSAvoidassembly throughput
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent segments attachments into three distinct categories (core, structurally significant, and bolt-on) based on their impact on assembly time and complexity. This segmentation allows the system to differentiate management strategies for different attachment types, enabling parallel processing and optimization of assembly schedules without compromising customization capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary categorization of all attachments before assembly begins, establishing an optimized assembly plan that sequences operations to minimize bottlenecks. By pre-identifying core components that must be assembled first and bolt-on components that can be added later, the system reduces overall assembly time while maintaining full customization options.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If complex machines with multiple attachments are assembled, then product functionality is improved, but identification of throughput bottlenecks becomes more difficult

Engineering Contradiction:
Improveproduct functionalityVSAvoidbottleneck identification difficulty
Core Design Contradiction:
Adaptability or versatilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent implements a feedback mechanism that continuously monitors the assembly process against the optimized schedule, identifying actual bottlenecks and deviations. The system provides real-time feedback on attachment installation status, allowing dynamic adjustment of the assembly plan to address emerging bottlenecks while maintaining product functionality.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system uses visual differentiation (color-coding) to represent different attachment categories and their status in the assembly process. Core components, structurally significant components, and bolt-on components are visually distinguished, making it easier to track progress and identify bottlenecks in complex assemblies with multiple attachments.

Inventive Principle:
Principle #32Color changes

3Loss of time

If attachment categorization is modified to optimize assembly scheduling, then assembly time is reduced, but inventory management complexity increases

Engineering Contradiction:
Improveassembly timeVSAvoidinventory management complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent implements a dynamic attachment categorization system that automatically adjusts the classification of attachments based on real-time inventory availability, assembly progress, and changing customer requirements. This dynamic approach allows the system to optimize assembly schedules by re categorizing attachments as needed, reducing assembly time while the system manages the complexity through automated decision-making algorithms.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9952587B2Method and system for assembly process
Publication Date: 2018.04.24 CATERPILLAR INC
  • US9952587B2 patent drawing
  • US9952587B2 patent drawing
  • US9952587B2 patent drawing

AI summary

A system and method relating to an assembly process of a machine is disclosed. The machine may include a plurality of attachments categorized as core or optional. Each attachment may include a plurality of components each categorized the same as the attachment which the component is a part of. The system may comprise a user interface and a controller configured to display machine information. The machine information may include an image of a portion of the machine. Components categorized as core may be visually differentiated from components categorized as optional. The controller may be configured to modify the categorization of a first attachment, change a first process day on which the first attachment is deducted from inventory to a second process day as a result of modifying the categorization, and adjust a need date for the plurality of components of the first attachment based on the change.