Double-Blade Working Centre for Single-Stroke Panel Cutting
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Solution Overview
Problem
Existing cutting machines for panels are limited to cutting processes and require lengthy operations due to the need for separate forward and return movements of a cross member, while also being inflexible for performing other machining tasks.
Innovation Solution
A double-blade working group with blades capable of rotating in opposite directions and moving along a third axis, allowing for incision and pass-through cuts in a single stroke, and adaptable for various machining processes by adjusting the blade positions and rotations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a single blade is used for cutting panels, then the machine can perform cutting operations, but the cutting time is very long due to the need for forward and return movements of the cross member
Solution Approach 1:
The patent combines two blades on a single cross member, allowing the forward stroke to perform both incision and cutting operations simultaneously. This merging of functions eliminates the need for separate forward and return cutting operations, effectively doubling the productivity while reducing cutting time by half compared to single-blade systems.
Solution Approach 2:
The double-blade configuration enables continuous useful action during the entire forward stroke of the cross member. The first blade creates an incision while the second blade simultaneously performs the cutting operation along the same path, ensuring that both strokes (forward and return) contribute to the cutting process without idle time.
2Productivity
If a cutting machine is designed for cutting panels, then it can perform cutting operations, but it cannot be used for other machining processes
Solution Approach 1:
The working group is designed with universal applicability by incorporating two independently controllable blades that can be adjusted in position, height, and rotation direction. This configuration allows the same machine to perform multiple functions including cutting, bevelling, grooving, and other machining operations on various materials such as wood, metal, ceramic, and plastic, eliminating the need for separate specialized machines.
Solution Approach 2:
The patent employs dynamic adjustability where the blades can be independently positioned along the vertical axis, rotated in different directions, and controlled at varying speeds. This dynamic configuration allows the machine to adapt to different machining requirements and material types, providing flexibility comparable to having multiple specialized machines while maintaining a single compact system.
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
Enables quick and versatile cutting of panels and other materials by allowing cuts to be made in a single stroke, while accommodating different machining processes through adjustable blade configurations.
Implementation Method 1
two blades... rotate according to opposite rotation directions... the second blade... rotates according to a rotation direction opposite to the rotation direction of the first blade
Data Source
Figure 1~2
Figure 3~5
AI summary
The present invention relates to Working centre (C) for working workpieces (P) made of wood, ceramic, plastic, metal, glass, fiberglass, comprising a working plane (1), for supporting said workpieces (P) to be worked, that extends along a first axis (X); a movable cross member (2) moving along said working plane (1), according to said first axis (X); a working group (3, 3') coupled to said movable cross member (2) slidably along a second axis (Y), orthogonal to said first axis (X), and movable along a third axis (Z), orthogonal to said first axis (X) and second axis (Y), so as to carry out cuts on said workpieces (P), during cutting strokes according to cutting lines (T), said working centre (C) being characterized in that said working group (3, 3') comprises a first rotary disc blade (331) and a second rotary disc blade (332), substantially arranged coplanar and configured so that, during the same cutting stroke of said working group (3, 3') along a cutting line (T), said first blade (331) is capable of carrying out an incision, partially interfering with said workpiece (P), and said second blade (332) is capable of carrying out a pass-through cut in said workpiece (P), along said incision, or vice versa.