Detachable Stacking Unit for Easier Printer Jam Clearance
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Solution Overview
Problem
Existing printing apparatuses do not provide an efficient mechanism for removing paper jams, requiring users to manually access the conveyance path, which is cumbersome.
Innovation Solution
A printing apparatus with a stacking unit that includes a first stacking part movable in a direction orthogonal to the conveyance direction and a second stacking part movable in the conveyance direction, allowing for easy detachment and retraction, facilitating jam clearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the stacking unit is fixed and integrated into the casing, then the structural stability is improved, but the ease of operation for removing paper jams deteriorates
Solution Approach 1:
The stacking unit is divided into a detachable portion and a fixed portion. The detachable portion can be separated from the casing to provide access to the conveyance path for removing paper jams, while the fixed portion remains integrated to maintain structural stability. This segmentation allows the system to switch between stability and accessibility as needed.
Solution Approach 2:
The stacking unit transitions from a static, fixed structure to a dynamic structure that can change its state between attached and detached. This dynamic capability allows the stacking unit to be firmly integrated during normal operation for stability, and easily detached when paper jam removal is required, adapting to different operational needs.
2Ease of operation
If the stacking unit is made detachable for easy jam clearance, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The stacking unit is segmented into detachable and fixed portions, allowing the detachable portion to be removed for jam clearance while the fixed portion remains. This segmentation enables easy operation without requiring complete disassembly of the entire stacking mechanism, thereby limiting the increase in device complexity to only the necessary detachable components.
3Ease of manufacture
If the stacking unit structure is simplified for easy detachment, then the ease of manufacture is improved, but the reliability of maintaining proper stacking function deteriorates
Solution Approach 1:
The stacking unit is divided into detachable and fixed portions, where the detachable portion can be easily manufactured and replaced. This segmentation allows for simpler manufacturing of individual components while maintaining the overall reliability of the stacking function through the fixed portion that ensures proper alignment and function when assembled.
Data Source
AI summary
The present disclosure aims to provide a technique for making it easy to clear a jam in a printing apparatus having a stacking unit configured to sort a printing medium in a direction orthogonal to a printing medium conveyance direction. One embodiment of the present disclosure is a printing apparatus having a casing, a conveyance unit housed in the casing and configured to convey a printing medium, and a stacking unit which is attached to the casing and on which a printing medium conveyed by the conveyance unit is be stacked. The stacking unit has a first stacking part movable in a second direction intersecting with a first direction in which a printing medium is conveyed and a second stacking part movable in the first direction relative to the first stacking part, and the stacking unit is detachable from the casing by moving in the first direction.