Sheet Processing Apparatus Automatic Size Detection
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional image forming apparatuses require users to manually sift through all registered sheet attribute information when the sheet size does not correspond to standard sizes, leading to increased time and effort in selecting the appropriate processing conditions.
Innovation Solution
The apparatus includes a sensing, determination, acquisition, acceptance, and setting processing portion to automatically sense sheet dimensions, determine if they match standard sizes, acquire relevant sheet attribute information, and set processing conditions based on user selection, reducing user effort by displaying only relevant attributes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If all registered sheet attribute information is displayed for user selection, then user can find the correct processing conditions, but user effort and time increase when sheet size does not correspond to standard sizes
Solution Approach 1:
The system performs preliminary sensing of sheet dimensions and automatic determination of sheet type before presenting options to the user. The sensing processing portion measures sheet length in conveying direction and width direction, the determination processing portion identifies whether the sheet corresponds to standard sizes, and the acquisition processing portion pre-filteres and acquires relevant sheet attribute information based on these preliminary analyses, so that only relevant attributes need user review
Solution Approach 2:
The system extracts and separates the sheet attribute information relevant to non-standard sheet sizes from the complete set of registered attributes. When the determination processing portion identifies that a sheet does not correspond to standard sizes, the acquisition processing portion extracts only the sheet attribute information that is relevant to that specific non-standard size, presenting a narrowed-down list to the user instead of all registered attributes
2Ease of operation
If automatic sensing and determination of sheet size is implemented, then user effort is reduced, but device complexity increases
Solution Approach 1:
The control portion is segmented into distinct functional processing portions: sensing processing portion that measures sheet dimensions, determination processing portion that identifies sheet type based on sensed dimensions, acquisition processing portion that retrieves relevant sheet attribute information, and setting processing portion that configures processing conditions. This segmentation allows each component to perform its specific function efficiently while working together to achieve automatic sheet size detection and processing condition setting
Data Source
AI summary
A sheet processing apparatus includes a sensing processing portion, a determination processing portion, an acquisition processing portion, an acceptance processing portion, and a setting processing portion. The sensing processing portion senses a sheet size. The determination processing portion determines whether the sheet size corresponds to any of a plurality of standard sizes based on a result of the sensing by the sensing processing portion. The acquisition processing portion acquires sheet attribute information that is determined for each sheet type based on a result of the determination by the determination processing portion or the result of the sensing by the sensing processing portion. The acceptance processing portion accepts a selection operation of selecting any of the acquired sheet attribute information. The setting processing portion sets a processing condition of a sheet based on the sheet attribute information selected by the selection operation.