Latch Unit Preventing Assembly Errors in Multi-Component Structures

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Solution Overview

Problem

During the assembly of multi-component structures, unpredictable damage can occur due to incorrect installation order or misalignment of components, necessitating a solution to prevent errors in the installation sequence.

Innovation Solution

An assembling apparatus featuring a latch unit that switches between locking and unlocking positions based on the correct installation of components, utilizing a pushing member and a pin mechanism with a protrusion and linkage to prevent incorrect assembly by interfering with adjacent components when the first component is not in its predetermined position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple installation steps are involved in assembly, then the assembly can accommodate complex multi-component structures, but unpredictable damage occurs due to incorrect installation order or misalignment

Engineering Contradiction:
Improveassembly capability for multi-component structuresVSAvoidassembly error prevention
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The latch unit is configured to perform preliminary verification of component installation status before allowing subsequent assembly steps. The protrusion and groove mechanism预先 (in advance) checks whether the first component is correctly installed on the second component, and only when this condition is met does the latch unit transition to allow installation of the third component. This preliminary action prevents incorrect installation sequences.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The latch unit acts as an intermediary mechanism between the first component and the third component. It mediates the assembly process by physically blocking the installation path of the third component when the first component is not properly installed, and only removes this blockage when the correct installation state is achieved. This intermediary control ensures proper installation order.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a latch unit with protrusion and groove mechanism is used to prevent incorrect assembly, then assembly error prevention is improved, but device complexity increases

Engineering Contradiction:
Improveinstallation order controlVSAvoidlatch unit structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The latch unit is segmented into distinct functional elements: the protrusion that extends to block the installation path, the groove that receives the pushing member, and the linkage that connects these elements. This segmentation allows each element to perform its specific function independently while contributing to the overall error prevention mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The latch unit is designed to automatically transition between locked and unlocked states based on the installation status of components, without requiring external control systems. The pushing member directly actuates the linkage, which automatically moves the protrusion to block or allow installation paths. This self-service mechanism reduces the need for complex control systems while maintaining reliable error prevention.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10444692B2Assembling apparatus and multicomponent structure using the same
Publication Date: 2019.10.15 CLOUD NETWORK TECH SINGAPORE PTE LTD
  • US10444692B2 patent drawing
  • US10444692B2 patent drawing
  • US10444692B2 patent drawing

AI summary

The disclosure discloses an apparatus for assembling a multi-component structure. The apparatus for assembling includes a pushing member fixed to a first component, a latch unit corresponding to the pushing member, the latch unit fixed to a second component. when the first component is not installed to a predetermined position of the second component, the latch unit stays in a locking position to prevent the second component from being installed to a third component; when the first component is installed to the predetermined position of the second component, the latch unit stays in an unlocking position and the second component is released to be installed to the third component. A multi-component structure is further disclosed.