Slicing Machine Service Mode Automation
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Solution Overview
Problem
Slicing machines in the food industry pose safety risks during maintenance and service operations due to the manual movement of sharp blades and other hazardous parts, relying on operator skill and awareness for safe positioning.
Innovation Solution
An operating method and control system that allows switching between slicing and service modes, enabling automated movement of machine parts for safe access and operation, such as positioning blades for cleaning or repair, reducing manual handling of hazardous components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the blade and other working parts are manually moved to safe positions during service operations, then the operator can perform maintenance and cleaning tasks, but the risk of injury from sharp blades and moving parts increases
Solution Approach 1:
The control system automatically moves the blade and other working parts to predetermined safe positions before the operator begins service operations. This preliminary automated action eliminates the need for manual handling of hazardous components, resolving the contradiction by providing safe access while minimizing injury risk.
Solution Approach 2:
The patent replaces manual mechanical movement of the blade with an automated control system that actuates the blade to safe positions. This substitution of manual mechanical operation with automated control resolves the safety contradiction by removing the operator from direct contact with hazardous moving parts.
2Adaptability or versatility
If the slicing machine operates in manual mode requiring operator skill for safe positioning, then flexibility in operation is maintained, but safety and consistency of service operations deteriorate
Solution Approach 1:
The control system provides self-service by automatically positioning the blade and working parts to safe positions without requiring operator intervention for safety-critical movements. This self-positioning capability maintains operational flexibility while ensuring consistent safety outcomes, resolving the contradiction between adaptability and reliability.
Solution Approach 2:
The system incorporates feedback mechanisms that monitor the positions of working parts and automatically adjust them to predetermined safe positions before service operations. This feedback-controlled automation ensures consistent safety while preserving operator flexibility in performing maintenance tasks.
3Productivity
If the blade is kept in a ready-to-cut position for efficiency, then slicing productivity is maximized, but the hazard to operators during service operations increases
Solution Approach 1:
The blade positioning system operates dynamically, automatically transitioning the blade between ready-to-cut positions during slicing operations and predetermined safe positions during service operations. This dynamic adaptability resolves the contradiction by maintaining high productivity during slicing while ensuring safety during maintenance through automated position changes.
Solution Approach 2:
The control system performs preliminary automated movement of the blade to safe positions before service operations begin, allowing the blade to remain in optimized cutting positions during productivity-critical slicing operations. This preliminary safety action resolves the contradiction between maintaining blade readiness for efficiency and protecting operators during maintenance.
Data Source
AI summary
In a slicer, in which a number of service operations, such as cleaning operations, maintenance operations, etc., are to be carried out before and after slicing operation, it is possible according to the invention for the operator to switch from a normal slicing mode to a service mode, within which a control unit automatically and triggered by a specific start event initiates defined actions, for example after opening a specific protective door as a start event, to move moving working parts located behind it, such as a feed conveyor, into a cleaning and changing position.