Disc Cutting Machine Speed Control for Spaced Deposition
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Solution Overview
Problem
Existing slicing machines face challenges in depositing slices of material at a defined spacing, often resulting in unsatisfactory results due to complex and space-consuming spacer devices, limited adjustment range, and synchronization of carriage and transport speeds.
Innovation Solution
The method involves controlling the carriage and chain frame speeds as predeterminable functions of time, decelerating or accelerating them after each slice is cut to achieve the desired spacing between slices, eliminating the need for separate spacer devices and allowing for adjustable spacing without complex setups.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If spacer devices are used to space slices, then disc spacing can be adjusted, but device complexity and space consumption increase significantly
Solution Approach 1:
The invention extracts the spacing function from separate mechanical spacer devices and integrates it into the control system. By removing the physical spacer devices and implementing spacing through coordinated control of carriage and chain frame speeds, the solution eliminates complex mechanical structures while maintaining precise disc spacing capability
Solution Approach 2:
The invention replaces mechanical spacer devices with a control-based system that uses predefinable speed functions. The spacing is achieved through electronic control of motor speeds rather than mechanical positioning, substituting a complex mechanical system with a simpler control-based approach
2Manufacturing precision
If spacer devices are used to space slices, then disc spacing can be achieved, but the adjustment range is limited
Solution Approach 1:
The invention implements dynamic speed control where the instantaneous speeds of the carriage and chain frame can be continuously adjusted through predefinable functions. This dynamic approach allows the system to adapt to different spacing requirements by modifying speed parameters rather than being constrained by fixed mechanical spacer configurations
Solution Approach 2:
The invention changes the operational parameters (speeds of carriage and chain frame) to achieve different disc spacing values. By varying the speed ratio and timing between the two components, the system can accommodate a wide range of spacing requirements without physical reconfiguration
3Ease of operation
If carriage and chain frame speeds are synchronized, then cutting operation is simple, but slice spacing control is difficult
Solution Approach 1:
The invention segments the speed control of the carriage and chain frame into independent controllable functions. Rather than using a single synchronized speed, the system independently controls each component's speed through separate predefinable functions, allowing precise spacing control while maintaining operational simplicity through automated control
4Productivity
If multiple strands are cut simultaneously, then productivity increases, but space for spacer devices is reduced
Solution Approach 1:
The invention removes the physical spacer devices from the support plate area, freeing up space that can then be used to accommodate multiple material strands. By extracting the spacing function to the control system, the physical workspace is maximized for simultaneous cutting of multiple strands
Data Source
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AI summary
A method for operating a disc cutting machine (1) for cutting discs (14', 14", 14'') from strand-like material is characterized by the fact that an instantaneous carriage speed vS(t) of a carriage (5) of the disc cutting machine (1) and/or an instantaneous transport speed vT(t) of a chain frame (6) for transporting the discs (14', 14", 14'') are briefly and precisely varied. According to the invention, the cut discs (14', 14", 14'') can be placed on a delivery table (7") or a conveyor belt (7") at a desired distance (eps) from one another. No accessories such as spreading or spacer devices are required.