Automated Tape Cutting Apparatus with Roller Feedback Control
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Solution Overview
Problem
The high cost and inefficiency of using a large variety of adhesive tapes, along with the difficulty in achieving accurate and automated cutting of tapes to specific sizes and shapes for industrial applications, particularly in backlight modules of liquid crystal displays, where manual operations lead to low production efficiency and accuracy.
Innovation Solution
A cutting apparatus comprising a feeding assembly, a roller assembly with a first and second roller to clamp and move the tape, and a cutter assembly, controlled by a control assembly to cut the tape according to the rotation of the rollers, allowing for automated cutting and improved accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If adhesive tapes with larger sizes are cut to obtain adhesive tapes in required specification, then the need for large variety of adhesive tapes is reduced, but the cutting process requires large amount of manual operation and involves low production efficiency
Solution Approach 1:
The patent replaces manual mechanical cutting operations with an automated cutting apparatus that uses a roller assembly to feed the tape and a cutter assembly to perform precise cutting. The control assembly automatically controls the feeding and cutting processes based on preset parameters, eliminating the need for manual operation while maintaining adaptability to different tape sizes through programmable control.
2Adaptability or versatility
If adhesive tapes with larger sizes are cut to obtain adhesive tapes in required specification, then the need for large variety of adhesive tapes is reduced, but excessive manual operation causes low accuracy of sizes of the adhesive tapes after cutting
Solution Approach 1:
The patent replaces manual mechanical cutting operations with an automated cutting apparatus that uses a roller assembly to feed the tape and a cutter assembly to perform precise cutting. The control assembly automatically controls the feeding and cutting processes based on preset parameters, eliminating the need for manual operation while maintaining adaptability to different tape sizes through programmable control.
Solution Approach 2:
The patent incorporates a detection device that detects the actual position of the tape during feeding and provides feedback to the control assembly. The control assembly adjusts the feeding amount based on this feedback information, ensuring accurate cutting dimensions even when there are variations in tape thickness or feeding conditions.
3Productivity
If adhesive tapes meeting requirements are directly used with different shapes and sizes, then no cutting is needed, but a large variety of adhesive tapes need to be purchased which causes relatively high cost
Solution Approach 1:
The patent designs a universal cutting apparatus that can process adhesive tapes of various sizes and specifications using the same equipment. The roller assembly and cutter assembly are configured to accommodate different tape widths and lengths, and the control assembly can be programmed with different cutting parameters. This multi-functionality allows a single apparatus to replace the need for maintaining large inventories of different tape sizes, reducing inventory costs while maintaining production efficiency.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The apparatus enhances cutting efficiency and accuracy by automating the feeding and cutting process, reducing manual errors and the need for multiple tape sizes, thus improving production efficiency and adaptability to various tape shapes and sizes.
Implementation Method 1
an roller assembly, including a first roller and a second roller opposite to each other and configured to clamp at least part of the tape therebetween and drive the tape to move on the tape conveying path by rotation of at least one of the first roller and the second roller
Data Source
AI summary
A cutting apparatus for a tape, on a tape conveying path, sequentially including: a feeding assembly, configured to release the tape at an upstream of the tape conveying path; an roller assembly, including a first roller and a second roller opposite to each other and configured to clamp at least part of the tape therebetween and drive the tape to move on the tape conveying path by rotation of at least one of the first roller and the second roller; and a cutter assembly, configured to cut the tape at a downstream of the tape conveying path, wherein, the cutting apparatus further includes a control assembly, configured to control the cutter assembly to cut the tape according to rotation of at least one of the first roller and the second roller. The cutting apparatus can improve cutting efficiency and accuracy of the tape.