Power Supply Member Assembly With Jig-Guided Plate Positioning

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Solution Overview

Problem

Existing methods for manufacturing electrical products with multiple plate members face challenges in achieving highly accurate positioning, leading to potential misalignment and positional deviations between conductive components.

Innovation Solution

A manufacturing method involving the use of a rigid jig with recessed holes and protrusions to align and fix power supply members and an insulating plate, ensuring precise positioning through a series of steps that include aligning fixing holes and recessed holes, and using positioning pins to stabilize the components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional manufacturing methods are used for electrical products with multiple plate members, then the manufacturing process is simple, but the positioning precision between plate members deteriorates

Engineering Contradiction:
Improvepositioning precision between plate membersVSAvoidcomplexity of manufacturing process
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

A positioning pin is introduced as an intermediary component to achieve precise positioning between plate members. The positioning pin fits into positioning holes formed in the plate members, providing accurate relative positioning without requiring complex manufacturing processes. This mediator component resolves the contradiction by enabling high positioning precision while maintaining manufacturing simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The positioning holes are formed directly in the plate members during the manufacturing process, allowing the plate members to self-position relative to each other through the positioning pins. This self-service mechanism eliminates the need for external positioning fixtures or complex alignment procedures, achieving high positioning precision with simple manufacturing.

Inventive Principle:
Principle #25Self-service

2Manufacturing precision

If highly accurate positioning control is implemented for conductive members, then the assembly precision is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improveassembly precision of conductive membersVSAvoidcomplexity of positioning control system
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

Positioning pins serve as intermediary elements that simplify the positioning control of conductive members. Instead of implementing complex positioning control systems, the positioning pins provide straightforward mechanical guidance and alignment, achieving high assembly precision with minimal complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The positioning function is segmented into discrete positioning holes formed in each plate member and corresponding positioning pins. This segmentation allows each component to contribute to the overall positioning accuracy independently, simplifying the manufacturing process while maintaining high assembly precision for conductive members.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12505957B2Method for manufacturing electrical product, and electrical product
Publication Date: 2025.12.23 DENSO CORP
  • US12505957B2 patent drawing
  • US12505957B2 patent drawing
  • US12505957B2 patent drawing

AI summary

An electrical product including: an electrical component; a first power supply member and a second power supply member; and an insulating plate provided between the first power supply member and the second power supply member. The first power supply member is formed with a fixing hole which penetrates the first power supply member. The insulating plate is formed with a protrusion inserted into the fixing hole. The product is manufactured by preparing a jig with a recessed hole; placing the first power supply member on the jig; placing the insulating plate on the first power supply member so that the protrusion penetrates the fixing hole and the recessed hole.