Embroidery Data Processor Temporary Stitching for Fabric Gathering

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Solution Overview

Problem

In embroidery sewing, the gathering of workpiece cloth due to tension from embroidery patterns leads to poor quality embroidery, particularly with fill stitches and run stitches, and existing solutions like thermal adhesion increase complexity and time, affecting overall work efficiency.

Innovation Solution

An embroidery data processor generates temporary stitch data to sew an interlining on the underside of the workpiece cloth before embroidery sewing, eliminating the need for thermal adhesion and allowing easy integration and removal of the interlining, thereby preventing gathering and providing reinforcing support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If thermal adhesion is used to integrate interlining with workpiece cloth, then gathering prevention is improved, but process complexity and time consumption increase

Engineering Contradiction:
Improvegathering preventionVSAvoidprocess complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the adhesive layer from the interlining and replaces it with temporary stitching. The interlining is sewn to the workpiece cloth using temporary stitches that can be easily removed after embroidery, eliminating the need for thermal adhesion equipment and adhesive materials while achieving the same gathering prevention effect.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the thermal-mechanical adhesion system (heating elements, adhesive application) with a purely mechanical stitching system. The temporary stitches mechanically bind the interlining to the workpiece cloth during embroidery, providing simplicity and ease of removal after the process.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If thermal adhesion is used to integrate interlining with workpiece cloth, then gathering prevention is improved, but time consumption increases

Engineering Contradiction:
Improvegathering preventionVSAvoidtime consumption
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent removes the time-consuming thermal adhesion process entirely and replaces it with temporary stitching that can be executed quickly by the embroidery machine itself, significantly reducing preparation time while maintaining gathering prevention.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The embroidery machine performs the temporary stitching itself as part of the embroidery process, eliminating the need for separate adhesion equipment and operations. The machine uses its existing needle and thread system to create temporary stitches that secure the interlining during the embroidery process.

Inventive Principle:
Principle #25Self-service

3Strength

If thermal adhesion is used to integrate interlining with workpiece cloth, then reinforcement is improved, but ease of operation deteriorates

Engineering Contradiction:
ImprovereinforcementVSAvoidease of integration
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The patent extracts the complex adhesive application process and replaces it with simple temporary stitching. The interlining is secured using straightforward stitch patterns that are easy to implement and remove, greatly improving ease of operation while maintaining the reinforcement effect during embroidery.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS8176861B2Embroidery data processor, sewing machine, and computer readable medium for embroidery data processing
Publication Date: 2012.05.15 BROTHER KOGYO KK
  • US8176861B2 patent drawing
  • US8176861B2 patent drawing
  • US8176861B2 patent drawing

AI summary

An embroidery data processor includes an embroidery data storage that stores embroidery data for sewing embroidery patterns by an embroiderable sewing machine; an embroidery data preparator that prepares the embroidery data of the embroidery patterns to be sewn by reading the embroidery data from the embroidery data storage or by receiving the embroidery data from external source; and a data generator that generates temporary stitch data for temporarily sewing an interlining on an underside of a workpiece cloth prior to embroidery sewing based on the embroidery data prepared by the embroidery data preparator.