Sheet Inspection Device for Offcut Removal Verification
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Solution Overview
Problem
Existing sheet processing machines face challenges in efficiently inspecting and removing offcut pieces from sheets after shaping, which can cause issues during further processing and transport, leading to reduced process reliability and potential defects in the final product.
Innovation Solution
Incorporating an inspection device downstream from the separation device to ascertain the actual state of the sheets and compare it to a desired state, allowing for the identification and diversion of sheets with remaining offcut pieces, and utilizing a separation device and transport means to remove these pieces, ensuring accurate and reliable processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of time
If inspection device is placed upstream from separation device, then offcut pieces can be detected earlier, but sheets cannot be inspected after offcut removal to verify complete separation
Solution Approach 1:
The first inspection device performs preliminary inspection upstream from the separation device to detect sheets with offcut pieces before they are processed. This allows early identification of defective sheets so they can be diverted before the separation process, preventing wasted processing time and ensuring only合格的 sheets proceed through the system.
Solution Approach 2:
The second inspection device positioned downstream from the separation device provides feedback verification by inspecting sheets after offcut removal. This closed-loop feedback system confirms whether the separation process successfully removed all offcut pieces, allowing the system to verify complete separation and maintain high reliability in the final output.
2Measurement precision
If multiple inspection devices are used, then inspection accuracy improves, but device complexity increases
Solution Approach 1:
The inspection function is segmented into two distinct inspection devices positioned at different locations in the process flow. The first inspection device focuses on detecting offcut pieces before separation, while the second inspection device verifies complete removal after separation. This segmentation allows each device to be optimized for its specific inspection task, improving overall measurement precision while maintaining manageable complexity through functional specialization.
Data Source
AI summary
A sheet-processing machine has a shaping device for processing sheets. The shaping device has at least one shaping point. The sheet-processing machine comprises at least one separating device. The at least one separating device is designed to remove at least one remaining piece from at least one sheet of the sheets. The at least one separating device is arranged downstream of the at least one shaping point along a transport path provided for transporting the sheets. At least one inspection device is arranged, downstream of the separating device in the transport direction of the sheets, to determine an actual state of the at least one sheet of the sheets. The invention additionally relates to a method for inspecting at least one remaining part of at least one sheet of sheets, which part has been processed by a shaping device, and to a method for inspecting at least one sheet of sheets.