Mount Board Attachment Member for Position Deviation Compensation

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Solution Overview

Problem

Components mounted on mount boards often deviate from their designed locations, leading to decreased performance, especially for components requiring high accuracy, as the mount boards themselves may be misaligned with the housing they are attached to.

Innovation Solution

A mount board system with attachment members that are cuttable to match the deviation of components from their designed locations, allowing for precise alignment with the housing, and a method involving assembly boards with joints that can be cut to form these attachment members based on detected deviations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If components are mounted on the mount board at designed locations, then the mount board structure is simple and manufacturing is easy, but the actual mount location accuracy with reference to the housing deteriorates due to deviations

Engineering Contradiction:
Improvemount location accuracyVSAvoidmount board structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The mount board is divided into a component mounting area and a separate attachment member area. The attachment member is configured as a distinct element that can be independently adjusted relative to the component positions, allowing the component layout to remain simple while the attachment interface provides the necessary correction capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The attachment member is designed with adjustable configuration that can be modified after component mounting. This dynamic adjustment capability allows the attachment member to compensate for position deviations, enabling high mount location accuracy without requiring precise initial positioning of all elements.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If the mount board is manufactured with standard attachment members, then manufacturing is easier and faster, but the ability to correct component position deviations is lost

Engineering Contradiction:
Improvemount location accuracyVSAvoidattachment member configuration
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

Components are mounted on the mount board at their designed locations using standard manufacturing processes. The attachment member is then configured based on the actual positions of the already-mounted components, allowing standard manufacturing to be used for the main assembly while customization is applied only to the attachment interface.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The attachment member's configuration parameters (such as position, orientation, or geometry) are adjusted based on measured deviations of mounted components from their designed locations. This parameter adjustment enables the attachment member to compensate for manufacturing variations without requiring complete redesign of the attachment interface.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If components requiring high accuracy are mounted on the mount board, then the product performance is improved, but any deviation from designed location causes performance degradation

Engineering Contradiction:
Improvecomponent performanceVSAvoidmount location accuracy
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The attachment member serves as an intermediary element between the mount board and the housing. It absorbs and compensates for position deviations, allowing high-accuracy components to be mounted on a standard mount board while still achieving the required accuracy relative to the housing through the attachment member's corrected configuration.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20240414847A1Mount board and method of manufacturing the same
Publication Date: 2024.12.12 DENSO CORP
  • US20240414847A1 patent drawing
  • US20240414847A1 patent drawing
  • US20240414847A1 patent drawing

AI summary

A mount board to be attached to a housing as an attachment target includes a component and a mount portion on which the component is mounted while deviating from a designed mount location of the mount portion. The mount board includes at least one attachment member joined to the mount portion. The at least one attachment member is configured to be attached to the housing. The at least one attachment member includes a configuration defined to be in conformity with information about the deviation of the component from the designed mount location of the mount portion.