Continuous Metallic Belt Shearing for Electric Accumulator Electrodes
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Solution Overview
Problem
Existing apparatuses for shearing metallic belts in electric accumulator production face inefficiencies due to intermittent motion, complexity, high production costs, and inflexibility in changing contoured profiles, leading to suboptimal production rates and precision issues.
Innovation Solution
A continuous motion shearing apparatus with a support structure, driving system, and cutting device that utilizes sliding paths and movable rollers to maintain constant belt velocity, combined with a control unit to synchronize slider movements, allowing for precise and flexible cutting of metallic belts with variable contoured profiles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If intermittent motion is used to feed the metallic belt through the cutting device, then the cutting operation can be completed, but the production rate cannot be optimized due to necessary rest intervals at each work cycle
Solution Approach 1:
The patent implements continuous motion of the metallic belt through the cutting device, eliminating the intermittent stop-start operation. The driving means continuously feeds the belt while the cutting device operates, removing the necessary rest intervals that previously halted production at each work cycle. This continuous action principle directly resolves the contradiction by maintaining productive motion without interruption.
2Productivity
If complex driving means with multiple carriages and reciprocating motion are used to achieve continuous belt advance, then the production rate improves, but the device complexity increases significantly
Solution Approach 1:
The patent extracts and removes the complex transport carriage mechanism with reciprocating motion from the cutting device. Instead, a simplified driving means directly feeds the metallic belt through the cutting device in continuous motion. This extraction of unnecessary complexity resolves the contradiction by maintaining high productivity through direct, simple driving action without the burden of multiple carriages and reciprocating mechanisms.
3Productivity
If the cutting device is mounted on a movable transport carriage with reciprocating motion, then continuous belt advance is achieved, but the apparatus becomes particularly complex and costly to build
Solution Approach 1:
Instead of mounting the cutting device on a movable transport carriage that reciprocates, the patent inverts the approach by making the driving means stationary and having it continuously feed the belt through the cutting device. This inversion eliminates the need for complex movable carriage mechanisms, significantly reducing manufacturing cost and complexity while maintaining continuous motion capability.
4Reliability
If known apparatuses with intermittent motion are used, then the cutting operation can be performed, but the production rate is suboptimal due to necessary rest intervals
Solution Approach 1:
The patent implements continuous motion of the metallic belt through the cutting device, eliminating the intermittent stop-start operation. The driving means continuously feeds the belt while the cutting device operates, removing the necessary rest intervals that previously halted production at each work cycle. This continuous action principle directly resolves the contradiction by maintaining productive motion without interruption.
Data Source
AI summary
An apparatus is provided for shearing a metallic belt from which electrodes of electric accumulators are formed. The apparatus includes a cutting device able to shear a metallic belt advancing along a sliding path, a first slider positioned upstream of the cutting device and a second slider positioned downstream of the cutting device. A handling system drives the first slider and the second slider cyclically with corresponding outward and return strokes, in order to change the length of the sliding path in such a way as to stop cyclically successive portions of the metallic belt at the cutting device, maintaining constant the advancement velocity of the metallic belt upstream and downstream of the cutting device.