Clipping Device Monitoring for Adhesion Prevention
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Solution Overview
Problem
In packaging machines, closure clips often adhere to the closing tools, causing damage to packaging casings or breaking off, leading to increased waste and maintenance costs, especially when handling high-pressure materials like explosives, and existing systems lack effective monitoring to prevent starting a new clipping cycle with debris present.
Innovation Solution
A clipping device with a monitoring system using sensors, such as laser or photo-sensors, to detect any remaining closure clips or debris in the closing tools before starting a new cycle, ensuring the tools are clear before proceeding, thereby preventing damage and ensuring safe operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If high pressure is applied to close the closure clip securely, then the closing force is improved, but the closure clip material adheres to the closing tools causing damage and breakage
Solution Approach 1:
The patent applies preliminary action by introducing a monitoring device that checks whether the closing tool is free from adhered closure clip material before the closing operation begins. The control unit receives signals from the monitoring device and prevents the closing cycle from starting if debris is detected, thereby avoiding the harmful adhesion effect before it can occur during high-pressure closing
Solution Approach 2:
The patent implements feedback by using a monitoring device (such as a sensor) that continuously monitors the closing tool for the presence of closure clip material or debris. The control unit receives feedback signals from this monitoring device and automatically controls the drive means to prevent operation when debris is detected, creating a closed-loop control system that prevents adhesion-related damage
2Productivity
If the clipping machine operates continuously without monitoring, then productivity is improved, but closure clips or debris remain in the closing tool causing damage and requiring maintenance stops
Solution Approach 1:
The monitoring device performs preliminary checking of the closing tool before each closing cycle begins. By detecting the presence of closure clips or debris in advance, the system can prevent inappropriate operation before damage occurs, enabling continuous reliable operation without unplanned maintenance stops
Solution Approach 2:
The control unit receives continuous feedback from the monitoring device about the state of the closing tool. This feedback mechanism allows the system to automatically detect and respond to debris presence, maintaining both high productivity through continuous operation and high reliability by preventing damage from undetected debris
3Device complexity
If no monitoring system is installed, then device complexity is reduced, but the clipping device cannot detect debris leading to packaging casing damage and increased waste
Solution Approach 1:
The monitoring device performs preliminary detection of debris in the closing tool before the closing operation begins. This early detection prevents damage to packaging casings by stopping the operation before the harmful effect can occur, with the control unit receiving advance warning signals and preventing the closing cycle from starting
Solution Approach 2:
The monitoring device provides continuous feedback to the control unit about the presence of debris in the closing tool. This feedback system enables automatic prevention of damage by stopping operation when debris is detected, protecting packaging casings from damage while maintaining relatively simple device architecture
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 monitoring system effectively prevents the clipping cycle from starting if debris is detected, reducing waste and maintenance costs, ensuring secure operation and maintaining product quality by ensuring tools are clear before each cycle, thus enhancing the closing process of sausage- or bag-shaped products.
Implementation Method 1
A sensor is provided which detects the presence or absence of a closure means in the second closing tool
Data Source
AI summary
A clipping device is provided for closing at least one closure, like a closure clip, in a packaging machine, for closing tubular or bag-shaped packaging casings as well as a method for controlling a clipping device. The clipping device includes a first closing tool and a second closing tool, wherein at least the first closing tool is reversibly movable towards the second closing tool, between an opened position and a closed position, for closing the at least one closure means and a drive for reversibly moving at least the first closing tool towards the second closing tool in a closing direction. In the clipping device, a monitoring device is provided in the region of the second closing tool for monitoring the second closing tool being prepared for the next clipping cycle.