Monocell Stacking Mechanism for Precise High-Speed Battery Assembly
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Solution Overview
Problem
The existing methods for stacking conductive monocells in the production of electrical energy storage devices face challenges in achieving precise and rapid stacking, leading to operational issues and reduced productivity due to the need for precise alignment and potential slowing down of production speeds.
Innovation Solution
An apparatus and method utilizing a transport member, support member, movement member, and compacting member to facilitate continuous and precise stacking of monocells, allowing for simultaneous collection and stacking operations without significant speed reduction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If monocells are stacked in static condition with high precision, then manufacturing precision is improved, but productivity deteriorates due to slower stacking speed
Solution Approach 1:
The patent applies dynamics by enabling the stacking apparatus to operate in motion rather than requiring static positioning. The transfer conveyor moves continuously, and monocells are stacked dynamically during transport, eliminating the need for stopping the production line to achieve precise stacking.
Solution Approach 2:
The patent implements preliminary action by pre-positioning and pre-aligning monocells on the transfer conveyor before they reach the stacking position. This preliminary preparation ensures that when stacking occurs, precision is maintained without requiring slow, careful manual placement during the actual stacking operation.
2Productivity
If monocells are released quickly in forced or on-the-fly manner, then productivity is improved, but manufacturing precision deteriorates due to arrangement precision issues
Solution Approach 1:
The patent uses an intermediary mechanism in the form of a guide structure and positioning fixtures that mediate between the fast-moving monocells and the stacking position. This intermediary system ensures proper alignment and precise placement even during high-speed forced release operations.
Solution Approach 2:
The patent replaces manual or slow mechanical positioning with an automated mechanical system that uses conveyors, guides, and positioning mechanisms to achieve precise stacking at high speeds, substituting human-operated slow systems with automated fast systems.
3Productivity
If production speed is maintained without slowing down monocells, then productivity is improved, but manufacturing precision may deteriorate due to difficulty in achieving correct stacking
Solution Approach 1:
The patent implements continuity of useful action by maintaining continuous motion of the transfer conveyor throughout the stacking process. The stacking operation occurs continuously without interruption or speed reduction, ensuring both high productivity and consistent precision through uninterrupted automated operation.
Data Source
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AI summary
An apparatus (10) for stacking monocells (100) for producing electrical energy storage devices, each consisting of electrode films (101, 102), and at least one separator (103) interposed between them (101, 102), The apparatus (10) comprises a transport member (13) which receives a stack (12) of monocells (100) and a collection device (14) provided with a support member (15) movable along a functional axis (F) between a collection position, in which it is within the overall dimensions of one of the monocells (100), and a rest position, in which it is outside the overall dimensions of that monocell (100), and a movement member (16) selectively movable, independently of the support member (15), along a stacking axis (S) between a support position, in which it cooperates with the support member (15), and at least one release position, in which it positions the monocells (100), in cooperation with the transport member (13).