Modular Drawing Frame Support with Locking Unit
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Solution Overview
Problem
Existing textile machine drafting systems are cumbersome to inspect, repair, and adapt to different yarn materials, complicating maintenance and leading to increased downtimes due to their integration with the machine.
Innovation Solution
A modular drafting unit with a support frame featuring a coupling section and locking unit allows for easy positioning, removal, and replacement, enabling convenient maintenance and adjustment of the drafting system, including the ability to exchange components cost-effectively.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the drafting unit is integrated into the textile machine, then the machine structure is compact and stable, but maintenance and repair work becomes difficult and time-consuming
Solution Approach 1:
The drafting unit is divided into a modular design where the support frame with rollers can be detached from the textile machine. This segmentation allows the drafting unit to function as an integrated component during operation while enabling easy removal for maintenance, thus resolving the contradiction between machine stability and maintenance accessibility.
2Stability of the object's composition
If the drafting unit is fixed on the textile machine, then operational stability is ensured, but adaptation to different yarn materials becomes cumbersome
Solution Approach 1:
The support frame is designed with a dynamic connection system that allows it to be securely fixed during operation for stability, but easily detached and reconfigured for different yarn materials. The coupling section and locking unit enable this dynamic transition between fixed and movable states, resolving the contradiction between operational stability and adaptability.
3Strength
If the drafting unit is permanently installed, then machine integrity is maintained, but replacement and upgrading become costly and complex
Solution Approach 1:
By segmenting the drafting unit into a separately replaceable support frame assembly, the design maintains machine integrity through secure coupling during operation while enabling cost-effective replacement of only the drafting components rather than the entire machine, thus resolving the contradiction between machine integrity and replacement ease.
4Measurement precision
If the support frame is rigidly fixed, then positioning precision is achieved, but removal and repositioning become difficult
Solution Approach 1:
The locking unit provides a dynamic fixing mechanism that achieves rigid fixation and precise positioning during operation, but allows easy unlocking and removal when needed. This dynamic capability resolves the contradiction between positioning precision and removal convenience by providing both states as required.
Data Source
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AI summary
The invention relates to a support frame (3) for a drawing unit for drawing a fiber strip at a work station of a textile machine, and to a drawing unit comprising such a drawing unit. To provide a drawing unit and a drawing unit, the support frame (3) is provided to have a coupling section (5) and a locking unit (12) for detachably connecting the support frame (3) to an associated work station.