Optical Connector Assembly Holding Cap Alignment

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Solution Overview

Problem

Existing optical connectors are cumbersome and time-consuming to assemble at work sites due to difficulties in attaching the frame member, which affects workability.

Innovation Solution

A method for assembling an optical connector that involves holding the frame member and first housing with a holding member to maintain their relative positional relationship, then inserting the ferrule into the frame member and connecting the housings while the holding member is in place, allowing for easier assembly by ensuring the central axes align and the frame member is fixed to the rear housing through the plug housing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the frame member is inserted into and fixed to the rear housing while allowing the ferrule to be inserted into the frame member and positioning the frame member, then the optical connector can be assembled at a work site, but the frame member cannot be easily attached and it is cumbersome and takes a long time to assemble

Engineering Contradiction:
Improvework site assembly capabilityVSAvoidassembly speed
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The frame member is preliminarily positioned and fixed to the rear housing before the ferrule is inserted. This preliminary action eliminates the need to simultaneously perform ferrule insertion and frame member positioning, thereby simplifying the subsequent assembly steps and reducing overall assembly time at the work site.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the plug housing and the frame member are attached to the rear housing in that order, then the plug housing can be easily connected to the rear housing, but the frame member must be inserted into and fixed to the rear housing while allowing the ferrule to be inserted into the frame member and positioning the frame member

Engineering Contradiction:
Improveplug housing connection easeVSAvoidframe member attachment complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The assembly process is segmented into distinct sequential steps: first attaching the plug housing to the rear housing, then separately inserting and fixing the frame member to the rear housing. This segmentation eliminates the complexity of simultaneous multi-component assembly, making each step simpler and more manageable while maintaining ease of plug housing connection.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9360633B2Method for assembling optical connector
Publication Date: 2016.06.07 SUMITOMO ELECTRIC OPTIFRONTIER INC
  • US9360633B2 patent drawing
  • US9360633B2 patent drawing
  • US9360633B2 patent drawing

AI summary

To provide a method for assembling an optical connector with which the optical connector can be easily assembled. An optical connector is assembled by preparing a holding cap that holds a frame member and a plug housing while maintaining a relative positional relationship between the frame member and the plug housing, inserting a ferrule into the frame member, and connecting the plug housing and the rear housing to each other.