Sheet Bundle Thickness Sensing for Consistent Offline Binding
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Solution Overview
Problem
Existing sheet processing apparatuses lack an efficient and user-friendly mechanism for detecting the thickness of sheet bundles during offline binding, leading to inconsistent and potentially suboptimal binding processes.
Innovation Solution
A thickness detection device with a thickness-direction moving member and detector is integrated into the sheet processing apparatus, allowing for precise detection of the thickness of sheet bundles, which then controls a binding processing device to select the appropriate binding method based on the detected thickness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a thickness detection device is integrated into the sheet processing apparatus, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The thickness detection device is integrated into the sheet processing apparatus by combining the thickness-direction moving member with the existing cavity structure. The moving member is disposed within the cavity and utilizes the same space, merging two functions (thickness detection and sheet processing) into a unified structure, thereby improving measurement precision without proportionally increasing device complexity.
Solution Approach 2:
The cavity structure serves multiple functions: it receives the sheet bundle for processing and simultaneously houses the thickness-direction moving member for thickness detection. This multi-functionality allows the apparatus to perform both sheet processing and thickness measurement using a shared structural framework, resolving the contradiction between enhanced measurement capability and device complexity.
2Ease of operation
If the thickness-direction moving member has an inclined portion, then ease of operation is improved, but manufacturing precision requirements increase
Solution Approach 1:
The inclined portion of the thickness-direction moving member features a curved or rounded surface rather than a sharp angle. This curvature allows the sheet bundle to smoothly engage and push the moving member during insertion, improving ease of operation. The rounded geometry is more tolerant of manufacturing variations compared to precise angular surfaces, thereby reducing the stringency of manufacturing precision requirements while maintaining operational ease.
Data Source
AI summary
A thickness detection device for detecting a thickness of an object includes a thickness-direction moving member and a thickness detector. The thickness-direction moving member is held to be movable in a direction of the thickness by the object inserted into a cavity having an opening that opens in a plurality of directions. The thickness detector detects the thickness-direction moving member moved by the object inserted into the cavity to detect the thickness of the object. The thickness-direction moving member has a portion to face the object inserted into the cavity. The portion has a shape inclined relative to an insertion direction of the object.