Woodworking Machine Simulation for Predictable Manual-Style Machining
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Solution Overview
Problem
Existing machines for sanding and gouging wooden pieces lack the ability to simulate the final machining process, leading to unpredictable results, increased operator time, and material waste, as operators cannot preview the final outcome before actual machining.
Innovation Solution
A machining simulation program integrated into the machine allows operators to select predefined machining curves, simulate the final machining process, and display the simulation, enabling them to adjust settings before proceeding with actual machining, thereby optimizing the machining time and minimizing waste.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a simulation program is integrated into the machine, then the manufacturing precision and predictability of the final machining result is improved, but the device complexity increases
Solution Approach 1:
The patent implements a simulation program that creates a virtual copy of the machining process, allowing operators to preview the final result before actual machining. This digital twin approach enables prediction of machining outcomes without physical trial-and-error, resolving the contradiction by using information copying rather than physical replication.
Solution Approach 2:
The simulation program performs preliminary visualization of the machining result before the actual machining operation begins. By showing operators the expected outcome in advance, the system allows for parameter adjustments and profile selections to be optimized beforehand, ensuring manufacturing precision while the added complexity is confined to the software layer.
2Loss of time
If operators can preview the final machining result through simulation, then the loss of time and material waste is reduced, but the use of energy and computational resources increases
Solution Approach 1:
The simulation program implements partial action by providing just enough visual information to guide operator decisions, rather than exhaustive detailed analysis. The system displays key features of the expected machining result sufficient for profile selection and parameter adjustment, reducing computational requirements while still preventing time loss and material waste.
3Ease of operation
If the machine includes a simulation program for visualizing machining results, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The simulation program acts as an intermediary between the operator's selection of machining profiles and the actual machining operation. It provides a visual feedback layer that mediates the decision-making process, making the complex relationship between multiple machining profiles and their combined effects understandable and easy to control through intuitive visualization.
Data Source
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Figure 6(a)~7(c)
AI summary
The present invention relates to a machine (M) for working pieces (P) made of wood, metal, plastic, ceramic, glass, fiberglass, for carrying out a machining on said piece (P) like a manual machining, comprising: a working unit (2) provided with working tools (21); a work bench (1) for supporting and moving said piece (P) to be machined, according to a feed direction (A), during the machining; a logic control unit (U) provided with storage means, in which predefined curves and machining profiles are stored, each one corresponding to an effective final machining to be obtained on said piece (P); interface means (3), operatively connected to said logic control unit (U), capable of allowing an operator to select at least one of said predefined machining curves, for obtaining a defined final machining on said piece (P); said machine being characterized in that said logic control unit (U) is provided with a simulation program capable of receiving said at least one predefined machining curve in input, selected by the operator, carrying out a final machining simulation to carry out on said piece (P), displaying said simulation on said interface means (3), and carrying out the machining of said piece (P) according to said selected predefined machining curve. The present invention also relates to the operating method of said machine (M).