Non-Stop Rack Transverse Bar Adjustment Mechanism
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Solution Overview
Problem
Existing non-stop racks in converting machines are difficult to adjust due to manual and individual repositioning of bars, leading to long adjustment times and lack of precision, especially since the bars are hard to access within the machine.
Innovation Solution
Each non-stop bar is made mobile in transverse translation relative to a mobile support, with a blocking arrangement to immobilize it, and guided by parallel rails for precise positioning, allowing for mechanized or automated adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual and individual repositioning of bars is used, then the non-stop rack can be adjusted, but the adjustment time becomes particularly long and precision is compromised
Solution Approach 1:
The patent combines multiple individual bar repositioning operations into a single collective adjustment mechanism. The mobile support structure allows all parallel bars to be repositioned simultaneously as one unit rather than individually, merging the adjustment process to reduce time and operational complexity.
Solution Approach 2:
The patent introduces a mobile support that enables dynamic repositioning of the entire bar assembly. The support can be moved longitudinally along the rails to adjust the position of all bars collectively, transforming the static adjustment process into a dynamic one that is faster and more efficient.
2Reliability
If bars are implanted inside the converting machine, then the non-stop rack functions properly, but the bars become difficult to access for manual intervention
Solution Approach 1:
The patent segments the non-stop rack into two functional parts: the bars remain implanted inside the converting machine for proper functionality, while the mobile support structure provides external accessibility. This segmentation allows operators to access and control the system from outside the machine while the bars perform their separation function internally.
Solution Approach 2:
The mobile support acts as an intermediary between the operator and the bars. Operators interact with the mobile support from outside the converting machine, and this intermediary mechanism transfers the adjustment motion to the bars implanted inside, solving the accessibility problem while maintaining proper bar placement.
3Manufacturing precision
If individual manual repositioning of each bar is required, then precise positioning can be achieved, but the number of operations increases and adjustment complexity rises
Solution Approach 1:
The patent merges the positioning function for all bars into a single mobile support mechanism. By combining the adjustment operations, the system maintains positioning precision through the unified mobile support while dramatically reducing the number of individual operations required, thus lowering adjustment complexity.
Data Source
AI summary
A non-stop rack device for temporary receipt of the flat elements in the form of sheets in a converting machine, the device comprising a plurality of parallel bars which are integral with a mobile support which can be displaced between a receipt position, in which the bars can support temporarily the flat elements which are being stacked, and a released position, in which the said bars are placed spaced from any stack of flat elements. Each non-stop bar is mounted so as to be mobile in transverse displacement relative to the mobile support, and the non-stop rack device also comprises a blocking arrangement, which can block the transverse mobility of each non-stop bar.