Visual-Guided Battery Pack Fastening for Multi-Model Assembly

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Solution Overview

Problem

Existing battery pack fastening systems are not flexible enough and have many usage restrictions, limiting their effectiveness in automatically fastening components in battery packs of different models and specifications.

Innovation Solution

A battery pack fastening system that includes an operating platform, a fastening assembly, a driving assembly, and a control module. The system uses an image capture component to determine the position of fasteners and form a visual guide for the movement of the fastening assembly, allowing for precise fastening and marking of fasteners across various battery pack models and specifications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional automatic fastening devices are used, then fastening automation is achieved, but flexibility and adaptability to different battery pack models are insufficient

Engineering Contradiction:
Improveadaptability to different battery pack modelsVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal fastening device that can handle multiple battery pack models through standardized interfaces and adjustable positioning mechanisms. The device incorporates image capture components and visual guidance systems that can adapt to different fastener positions and configurations across various battery pack designs, eliminating the need for multiple dedicated fastening devices for different models.

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

Solution Approach 2:

The patent employs dynamic positioning and adjustment mechanisms that allow the fastening device to adapt its configuration based on the specific battery pack model being assembled. The visual guidance system dynamically adjusts the fastening head positions and movements based on real-time image processing, enabling the same device to accommodate varying fastener locations and patterns across different battery pack specifications.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If fixed-position fastening devices are used, then device structure is simplified, but positioning precision for fasteners varies

Engineering Contradiction:
Improvefastener positioning precisionVSAvoiddevice structure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent incorporates image capture components that continuously monitor fastener positions and provide real-time feedback to the control system. This feedback mechanism enables dynamic adjustment of the fastening head positions to achieve precise alignment with fasteners, ensuring high positioning accuracy while maintaining a relatively simple device structure through software-based correction rather than complex mechanical positioning systems.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces complex mechanical positioning systems with a visual guidance and image processing system. Instead of using multiple fixed-position mechanical guides and adjustment mechanisms, the system uses image capture to detect fastener locations and guides the fastening head through visual feedback, substituting mechanical complexity with optical and computational systems to achieve superior positioning precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If manual fastening operations are used, then device complexity is reduced, but productivity and efficiency decrease

Engineering Contradiction:
Improvefastening operation efficiencyVSAvoidautomation level
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The patent implements a self-guiding fastening system where the image capture component automatically detects fastener positions and the visual guidance system autonomously directs the fastening head to the correct locations. The system performs self-adjustment and self-positioning without requiring manual intervention for each fastening operation, thereby achieving high productivity through automation while keeping the control system relatively simple through intuitive visual feedback mechanisms.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250125397A1Battery pack fastening system and method for using same, and battery pack production method
Publication Date: 2025.04.17 CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
  • US20250125397A1 patent drawing
  • US20250125397A1 patent drawing
  • US20250125397A1 patent drawing

AI summary

A battery pack fastening system and a method for using same, and a battery pack production method are disclosed. The battery pack fastening system includes an operating platform, a fastening assembly, a driving assembly and a control module. The operating platform includes a lifting mechanism and a tray. The fastening assembly includes a fastening component, a marking component and an image capture component. The fastening assembly is mounted to a free end of the driving assembly, and the driving assembly is configured to drive the fastening assembly to move. The driving assembly and the image capture component are both electrically coupled to the control module, and the control module can form a visual guide for the movement of the driving assembly based on the image, so as to move the fastening assembly to a position corresponding to the fastener to complete fastening and marking of the fastener.