Dual-Side Battery Cell Stacking With Adjustable Limiting Plates

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Solution Overview

Problem

Existing stacking apparatuses have limited compatibility and scope of application, making them unsuitable for large-scale battery module stacking, which is necessary for achieving longer battery life.

Innovation Solution

A stacking apparatus with a base, first drive element, limiting mechanism, and positioning mechanism, where the base has a feeding side and blanking side, and the limiting mechanism includes adjustable limiting plates to accommodate cells of different dimensions, allowing for simultaneous feeding, stacking, and blanking, with a positioning mechanism for compressing modules.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single-sided stacking operation is used, then the device structure is simple, but the production efficiency is low

Engineering Contradiction:
Improvestacking efficiencyVSAvoidapparatus structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The base is divided into two independent working sides: a feeding side for stacking operations and a blanking side for discharge operations. This segmentation allows simultaneous independent operations on both sides, effectively doubling the productivity while maintaining manageable structural complexity through modular design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The apparatus transitions from a single-sided planar operation to a dual-sided three-dimensional configuration. By utilizing the vertical stacking of bases and the dual-sided design, the system adds a spatial dimension to the operation, enabling parallel feeding and blanking processes to occur simultaneously

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If fixed-length placement regions are used, then the device structure is simple, but the compatibility with different cell dimensions is poor

Engineering Contradiction:
Improvecompatibility with different cell dimensionsVSAvoidlimiting mechanism structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The limiting plates are designed with adjustable positions along the base, allowing the placement region length to be dynamically changed according to different cell dimensions. This dynamic adjustability enables the same apparatus to handle various cell sizes without requiring multiple fixed configurations

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The limiting mechanism is designed to serve multiple functions: it defines the placement region boundaries, accommodates different cell lengths through adjustment, and maintains structural support. This universal design allows a single mechanism to adapt to various stacking requirements rather than requiring separate mechanisms for each cell type

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20240213512A1Stacking apparatus
Publication Date: 2024.06.27 GUANGDONG LYRIC ROBOT INTELLIGENT AUTOMATION CO LTD
  • US20240213512A1 patent drawing
  • US20240213512A1 patent drawing
  • US20240213512A1 patent drawing

AI summary

Stacking apparatus includes: a base, a first drive element, and a limiting mechanism, the base is provided with a feeding side and a blanking side; an output end of the first drive element is in connection with the base, and the first drive element is configured for driving the rotation of the base so as to switch between the feeding side and the blanking side; the limiting mechanism is provided on the base, both the feeding side and the blanking side are provided with at least one limiting mechanism, a placement region is formed in the limiting mechanism, the limiting mechanism includes limiting plates arranged to be opposite to each other, the limiting plates are arranged to extend along a vertical direction perpendicular to the base, and at least one of the limiting plates moves relatively or oppositely, so as to adjust the length of the placement region.