Enhanced Safety Mechanism for Table Cutting Machines
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Summary
Problems
Existing table cutting machines lack a reliable mechanism to lock the auxiliary cover in the closed position when the cutting machine body is at an upper waiting position, leading to potential accidental opening and operational challenges such as reduced visibility of the fixing lever and interference with the floor, which affects the cutting depth and safety.
Innovation solutions
A cutting machine design where the auxiliary cover is locked in the closed position using a torsion spring and a restraining mechanism, preventing accidental opening and ensuring the cutting edge is fully covered, with a V-shaped fixing lever for easy operation and visibility.
TRIZ Analysis
Specific contradictions:
General conflict description:
Principle concept:
If the auxiliary cover is made movable to allow opening during cutting operations, then the cutting depth and operational flexibility are improved, but the reliability deteriorates due to potential accidental opening when the cutting machine body is at the upper waiting position
Why choose this principle:
The patent applies preliminary anti-action by providing a locking mechanism that actively prevents the auxiliary cover from opening accidentally when the cutting machine body is at the upper waiting position. The locking mechanism engages automatically to counteract any forces that might cause unintended opening, thereby maintaining reliability while allowing the cover to be movable for cutting operations.
Principle concept:
If the auxiliary cover is made movable to allow opening during cutting operations, then the cutting depth and operational flexibility are improved, but the reliability deteriorates due to potential accidental opening when the cutting machine body is at the upper waiting position
Why choose this principle:
The patent implements dynamics by making the auxiliary cover movable rather than fixed, allowing it to open during cutting operations to provide sufficient cutting depth. The cover can move between closed and open positions as needed, with the locking mechanism ensuring it remains stable when closed during non-cutting phases.
Application Domain
Data Source
AI summary:
A cutting machine design where the auxiliary cover is locked in the closed position using a torsion spring and a restraining mechanism, preventing accidental opening and ensuring the cutting edge is fully covered, with a V-shaped fixing lever for easy operation and visibility.
Abstract
A cutting machine can include a cutting machine body that is movably supported above a table and capable of vertical movement, the cutting machine body can be positioned at an upward waiting position and a lower end position. The cutting machine body can include an auxiliary cover positioned around a portion of a blade and including a projection. When in the upward waiting position the auxiliary cover is not able to move upward because of the position of the projection, and in the lower end position the auxiliary cover is able to move upward.