Angled Optical Polishing Fixture With Movable Clamp Pad

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Solution Overview

Problem

Existing optical fiber polisher fixtures require complex clamping assemblies that are time-consuming to load and unload, and often necessitate returning the entire fixture for repairs when a single component needs replacement, disrupting the polishing process.

Innovation Solution

A fixture with a movable clamp pad and angled connector slot design allows for easy insertion and removal of optical connectors at an angle, enabling precise polishing of multiple connectors simultaneously and reducing the need for extensive operator manipulation, with a clamping assembly that includes a clamp pad and screw system allowing for efficient alignment and pressure application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If complex clamping assemblies are used to hold connectors at precise angles and depths, then manufacturing precision is improved, but device complexity increases and ease of operation deteriorates

Engineering Contradiction:
Improveconnector positioning precisionVSAvoidloading and unloading ease
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The connector holder is divided into a base portion and a movable clamp portion that can independently adjust. The clamp portion can be separately positioned and secured, allowing precise control of connector placement without requiring complex manipulation of the entire assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The clamp portion is designed to be movable relative to the base portion, transitioning between a loading position (where connectors can be easily inserted) and a clamping position (where connectors are securely held at precise angles). This dynamic adjustment simplifies operation while maintaining precision.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If complex clamping assemblies are used to secure connectors, then manufacturing precision is improved, but device complexity increases

Engineering Contradiction:
Improveconnector positioning precisionVSAvoidclamping assembly complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The holder is segmented into independent base and clamp portions, each performing specific functions. This modular design reduces overall complexity while maintaining the precision required for connector positioning.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base portion provides multiple functions: supporting the clamp portion, positioning connectors at precise angles, and facilitating easy loading/unloading. This multi-functionality reduces the need for additional complex components.

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

3Reliability

If the entire fixture must be sent for repairs when a single component needs replacement, then reliability is maintained, but productivity deteriorates due to extensive downtime

Engineering Contradiction:
Improvefixture reliabilityVSAvoidpolishing productivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The holder is designed as a modular assembly with replaceable clamp portions. When a clamp portion wears or malfunctions, only that specific component needs replacement, not the entire fixture. This maintains reliability while minimizing downtime and preserving productivity.

Inventive Principle:
Principle #1Segmentation

4Manufacturing precision

If extensive manipulation by operator is required to load and unload connectors, then manufacturing precision is maintained, but loss of time increases

Engineering Contradiction:
Improvepolishing precisionVSAvoidloading and unloading time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The movable clamp portion allows operators to quickly transition between loading and clamping positions, reducing the time required to load and unload connectors while maintaining precise positioning through the secured clamping action.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7738760B2Optical polishing fixture
Publication Date: 2010.06.15 DOMAILLE ENGINEERING LLC
  • US7738760B2 patent drawing
  • US7738760B2 patent drawing
  • US7738760B2 patent drawing

AI summary

An optical polishing fixture for securing one or more optical connectors can include a fixture base having a connector slot for receiving an optical connector and a clamping assembly mounted to the fixture base proximate the connector slot. The connector slot can be defined by at least one side wall defining a side wall plane and the clamping assembly can include a clamp pad moveable relative to the fixture base between a clamping position and a loading position. The clamp pad may move relative to the fixture base at an angle of less than 45 degrees relative to one of (i) a top surface of the fixture base, (ii) a plane perpendicular the side wall plane, or (iii) a plane defined by a portion of the fixture base top surface proximate to the connector slot.