Reversible Press Brake Cutting Tool With Bidirectional Blade Pivot
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Solution Overview
Problem
Existing cutting tools for press brakes are inefficient as they can only cut in one direction, require frequent placement and retrieval, and are prone to misplacement, leading to wasted time and increased expenses.
Innovation Solution
A reversible cutting tool with a handle portion, sliding components, a blade portion, and an adjustable cutting mechanism that allows the tool to cut in two directions and be easily stored, reducing the need for constant placement and retrieval.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the cutting tool is designed to cut in one direction only, then the structure is simple, but the operational time is excessive due to frequent placement and retrieval
Solution Approach 1:
The cutting tool incorporates a reversible blade mechanism that can dynamically change cutting direction. The blade assembly includes a holder with replaceable blades that can be positioned to cut in either direction along the press brake, transforming a static single-direction tool into a dynamic multi-directional tool, thereby reducing operational time without excessive structural complexity
Solution Approach 2:
The cutting tool is designed with universal functionality to perform cutting operations in both forward and reverse directions. The blade holder and mounting mechanism enable the same tool to cut in either direction along the press brake length, eliminating the need for separate single-direction tools and reducing the frequency of tool placement and retrieval
2Ease of operation
If the cutting tool is placed down and picked up for each cut, then the operator has control over the tool, but the productivity is reduced due to repeated handling
Solution Approach 1:
The reversible cutting tool enables continuous cutting operations by allowing the blade to cut in both directions without requiring removal from the press brake. The operator can perform multiple cuts in sequence by simply reversing the blade direction, maintaining continuous contact with the workpiece and eliminating the interruption caused by placing and picking up the tool, thereby significantly improving productivity while preserving operational control
3Device complexity
If the cutting tool can only cut in one direction, then the mechanism is simple, but the versatility is limited
Solution Approach 1:
The cutting mechanism incorporates a dynamic blade holder assembly that can be repositioned or rotated to enable cutting in opposite directions. This dynamic adjustment capability allows the same mechanical structure to adapt to different cutting directions, providing versatility without requiring completely separate mechanisms for each direction
Solution Approach 2:
The cutting tool is segmented into modular components including the blade, holder, and mounting interface. This segmentation allows the blade assembly to be independently positioned or reoriented within the holder, enabling bidirectional cutting capability while keeping the overall mechanism relatively simple through modular design
Data Source
AI summary
The present disclosure provides a reversible cutting tool to cut a material such as sheet metal on a press brake. The reversible cutting tool is further comprised of a handle portion to grip and move the cutting tool, wheels to allow the cutting tool to slide along the press brake, a blade portion to cut the material, and an adjustable cutting mechanism. The adjustable cutting mechanism allows the reversible cutting tool to pivot and cut the material in two different directions, and also allows the cutting tool to be set in a third storage position. In a preferred embodiment, the adjustable cutting mechanism is comprised of a channel on an underside of the cutting portion, the channel configured to receive a plunger, the plunger to slide between two opposed cutting positions and a storage position.