Battery Cell Basket Orientation Stop for Welding Line Transport
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Solution Overview
Problem
The need to validate the operational position of a basket holding battery cells during movement to ensure proper orientation on a transport device and prevent baskets from advancing past a particular position when in an undesired orientation.
Innovation Solution
A battery cell transport system comprising a basket with side walls and an extension member, coupled to a transport device with vertical members, which prevents the basket from moving past the vertical members when in an undesired position, ensuring proper orientation of electrodes relative to the transport device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the basket is allowed to move freely on the transport device, then the productivity of the battery pack manufacturing process is improved, but the reliability of the battery cell orientation is worsened because baskets may advance past the correct position with undesired orientation
Solution Approach 1:
The extension member is positioned on the basket in advance to interact with the vertical member before the basket reaches the welding position. This preliminary geometric validation ensures that only baskets with correct orientation can proceed, preventing misoriented baskets from advancing while maintaining continuous production flow
Solution Approach 2:
The extension member acts as an intermediary element between the basket and the vertical member. This intermediary geometric feature translates the orientation validation requirement into a simple mechanical interaction, where the extension member's ability to clear the vertical member indicates correct basket orientation without requiring complex sensors or controls
2Reliability
If vertical members are added to prevent baskets from advancing past a particular position, then the reliability of battery cell orientation is improved, but the device complexity increases
Solution Approach 1:
The validation function is segmented into simple geometric features: the extension member on the basket and the vertical member on the transport device. This segmentation breaks down the complex validation task into basic mechanical interactions, reducing overall system complexity while maintaining reliability
Solution Approach 2:
The basket's own geometry (through the extension member) provides the validation mechanism. The extension member's design inherently indicates correct orientation by its ability to clear the vertical member, eliminating the need for external sensors, actuators, or control systems
Data Source
AI summary
A battery cell transport system for a battery cell having a first electrode and a second electrode is provided. The system includes a basket having first, second, third, and fourth side walls coupled to a bottom wall, and an extension member. The extension member is coupled to the first side wall. The basket holds the battery cell such that the first and second electrodes point toward the first and second side walls, respectively. The system includes a transport device that holds the basket thereon. The system includes first and second vertical members disposed proximate to first and second sides, respectively, of the transport device. The extension member contacts the second vertical member when the basket is in an undesired position on the transport device such that the basket is prevented from moving past the first and second vertical members.