Circular Knitting Machine Partition Wall for Drive Unit Protection
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Solution Overview
Problem
Circular knitting machines using stretched fibre materials generate significant fluff and flying fibres, leading to frequent fouling of drive units and increased maintenance complexity.
Innovation Solution
A partition wall is introduced to separate drafting rollers from drive units, providing a fibre-tight separation and serving as a mounting plane for drafting devices and their drive units, while being positioned above the usual work area to minimize operational hindrance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If drafting devices are used to process fibre materials, then knitted fabrics can be produced by at least partially using fibre materials, but significant fluff and flying fibres are generated causing drive units to become quickly fouled
Solution Approach 1:
The machine is divided into separate zones by a partition wall: a drafting device zone where fibre processing occurs and a drive unit zone where drive units are protected. This segmentation isolates the harmful fibre fluff generation to one area while protecting the sensitive drive units in another area, resolving the contradiction between fibre processing capability and drive unit contamination.
Solution Approach 2:
A partition wall acts as an intermediary barrier between the drafting devices and drive units. This physical separator prevents flying fibres and fluff from reaching the drive units while still allowing the system to function as an integrated whole, enabling fibre material processing without contaminating the drive units.
2Device complexity
If drive units are exposed to fibre processing area, then drafting devices can be simply arranged, but frequent cleaning operations must be conducted disturbing the knitting process
Solution Approach 1:
By segmenting the machine into separate drafting and drive zones with a partition wall, the system maintains simple individual component arrangements while preventing contamination that would require frequent cleaning. The partition wall creates distinct functional areas without adding significant overall complexity.
Solution Approach 2:
The partition wall serves as an intermediary barrier that protects drive units from fibre contamination, eliminating the need for frequent cleaning operations. This allows the knitting process to continue without interruption while maintaining simple device arrangement.
3Ease of repair
If drive units are protected from fibres, then maintenance work is reduced, but the machine structure becomes more complex
Solution Approach 1:
The partition wall creates a simple yet effective segmentation that protects drive units from fibre contamination, significantly reducing maintenance frequency. The segmented design isolates the drafting zone where fibres are processed from the drive unit zone, preventing contamination without requiring complex protective systems.
Solution Approach 2:
The partition wall acts as a straightforward intermediary barrier that reduces maintenance work on drive units by preventing fibre exposure. This simple structural addition provides effective protection without introducing complex maintenance or operational procedures.
Data Source
AI summary
A circular knitting machine for the production of knitted goods by at least partially using fiber materials is described. The circular knitting machine includes drafting devices (8b) associated with the individual knitting systems (6) to feed and attenuate slivers (10), flyer frame slivers or the like, and also drive units (28) operatively connected to the drafting devices (8). According to the invention, the drafting devices (8) are arranged below and the drive units (28) are arranged above a partition and mounting wall (26) separating them in a fiber-tight arrangement, wherein the drive units (28) are coupled to drafting rollers (35, 36) of the drafting devices (8b) through the partition and mounting wall (26) (FIG. 3).