Mobile Assembly Units for Mixed-Product Plant Assembly

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Solution Overview

Problem

Current assembly processes in plants are limited to assembling a single type of product or customized products, as they do not allow for the efficient assembly of different products or products with various specifications on the same assembly line.

Innovation Solution

The implementation of mobile assembling units that are programmed to move over an array of part chambers in a specific path to selectively pick designated parts based on an assembling sequence, allowing for the assembly of different products or products with different specifications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a traditional assembly line is used to assemble a single type of product, then assembly efficiency is improved, but adaptability to different products or specifications deteriorates

Engineering Contradiction:
Improveassembly efficiencyVSAvoidproduct variety
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The assembly line is transformed from a static configuration to a dynamic one by introducing mobile assembling units that can move along the assembly floor. These units are programmed to follow specific paths and can be reconfigured through software to assemble different products, enabling both high efficiency and adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mobile assembling units are designed with universal functionality to handle multiple product types and specifications. Through programmable control and selective part pickup from different part chambers, a single unit can perform various assembling tasks, replacing the need for dedicated assembly lines for each product type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If the assembly line is reconfigured to assemble different products, then adaptability is improved, but assembly efficiency and productivity deteriorate

Engineering Contradiction:
Improveproduct varietyVSAvoidassembly efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

Parts are pre-positioned in designated part chambers before the assembling units arrive. The system generates assembling sequences in advance that determine the path and timing for each mobile unit, allowing units to efficiently pick parts and assemble products without downtime for reconfiguration.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces the mechanical reconfiguration of traditional assembly lines with a software-based control system. Mobile assembling units are programmed through computer instructions to change their assembly sequences and paths, eliminating the need for physical reconfiguration and maintaining continuous high-speed operation.

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

3Adaptability or versatility

If mobile assembling units are introduced to assemble different products, then adaptability is improved, but system complexity deteriorates

Engineering Contradiction:
Improveproduct varietyVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a central control system that acts as an intermediary between the mobile assembling units and the part chambers. This control system generates assembling sequences, manages unit paths, and coordinates part delivery, simplifying the overall system architecture by centralizing intelligence rather than distributing it across multiple independent units.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250050500A1Assembling products in an assembly plant using mobile assembling units
Publication Date: 2025.02.13 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US20250050500A1 patent drawing
  • US20250050500A1 patent drawing
  • US20250050500A1 patent drawing

AI summary

Described are techniques for assembling products using mobile assembling units. An assembling sequence to assemble products using the mobile assembling units is generated, where an assembling sequence refers to the order of operations performed by the mobile assembling units, including the paths traveled in the assembly plant to selectively pick designated parts from designated part chambers of an array of part chambers, which forms the assembling floor of the assembly plant. Furthermore, such an assembling sequence specifies not only the path to obtain such parts, but also specifies the specific parts to be picked from the specified part chamber, the assembling of such parts, including which mobile assembling units are to perform such assembling, etc. Additionally, the mobile assembling units are programmed to move over the array of part chambers in a particular path to selectively pick designated parts from designated part chambers based on the assembling sequence.