Interfolding Machine Roller Unit Segmentation for Rapid Replacement
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing interfolding machines require complex and time-consuming processes for replacing rollers to accommodate different sheet article lengths, often necessitating external technical intervention.
Innovation Solution
A system and method that allow for rapid and easy replacement of roller units in interfolding machines, enabling operation with different sheet article lengths without the need for rephasing the rollers, utilizing a frame with interchangeable roller units and couplers to simplify the process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If each roller is independent with separate housing, then simple movement and easy single roller changing is enabled, but replacement operation time increases and external technician is required
Solution Approach 1:
The system segments the rollers into modular roller units, each comprising a roller and its housing as an integrated assembly. This segmentation allows each roller unit to be independently removed and replaced without affecting other rollers, enabling easy single roller changing while reducing overall replacement time compared to handling multiple separate components.
Solution Approach 2:
The invention merges the roller with its housing to form an integrated roller unit. This combination eliminates the need to separately handle the roller and housing during replacement operations, simplifying the replacement process and reducing operation time while maintaining the ability to easily replace individual rollers.
2Loss of time
If removable part bears all rollers, then replacement operation time is reduced, but replacement of single rollers becomes complicated and frame configuration is complicated
Solution Approach 1:
The system divides the set of rollers into multiple independent roller units, each capable of being replaced individually. This segmentation allows operators to replace only the specific roller unit that needs changing, rather than removing an entire removable part containing all rollers, thereby simplifying single roller replacement operations.
Solution Approach 2:
The housing of each roller unit is designed to be movable relative to the frame, with the ability to be easily attached and detached. This dynamic design allows for quick replacement of individual roller units by simply moving the housing, reducing replacement operation time while maintaining ease of single roller replacement.
3Ease of operation
If rollers are replaced individually, then single roller changing is easy, but replacement operation time increases and requires external technician
Solution Approach 1:
The roller and housing are merged into an integrated roller unit that can be easily handled as a single component. This merging maintains the ease of single roller changing while improving productivity by reducing the number of separate operations required and eliminating the need for external technical assistance.
Solution Approach 2:
The system is designed to enable operators to replace roller units without requiring external technicians. The simplified housing and roller unit design allows for self-service replacement operations, improving productivity by enabling quick changes during production without停机 for technical assistance.
4Ease of manufacture
If frame configuration is simplified, then manufacturing is easier, but roller replacement becomes more complex
Solution Approach 1:
The system segments the roller support structure into standardized housings that can be independently manufactured and then assembled to the frame. This segmentation simplifies frame manufacturing while maintaining easy roller replacement, as each housing can be produced separately and attached to the frame using standardized mounting mechanisms.
Data Source
AI summary
A system comprising an interfolding machine with a frame and an interfolding unit comprising a set of roller units removably housed and independent of one another in seats of the frame, a second set of roller units, interchangeable with the set and couplers for coupling to one another respectively the roller units of the set and of the second set. Each roller unit comprises a first part and a second part and a rotatable roller. Both the couplers comprise a structure and connecting means for connecting the first part and the second part of each roller unit to the respective structure and are configured to keep the first and second parts in the positions in which they engage the frame. A method for the cut-off change and an interfolding machine.