Balanced Gripping Assembly for Battery Cell Collision Avoidance

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Solution Overview

Problem

Battery cells are prone to structural disruption and damage during transportation due to collisions with external forces, which impairs production efficiency.

Innovation Solution

A gripping apparatus with a balancing assembly that balances the gravity of the gripping assembly and the target piece, allowing it to move under a very small external force to avoid external structures, and a sensing assembly to trigger a quick response to adjust the position of the target piece.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the battery cell is firmly gripped to ensure stability during transportation, then the stability of the battery cell is improved, but the battery cell becomes more vulnerable to structural disruption when hit by external force

Engineering Contradiction:
Improvestability of battery cellVSAvoidstructural integrity of battery cell
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The gripping assembly is designed to be movable along the preset direction rather than fixed, allowing it to dynamically adjust its position in response to external forces. The sensing assembly detects displacement and triggers the balancing assembly to move the gripping assembly, transforming a static gripping system into a dynamic one that can adapt to changing conditions and avoid collisions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The sensing assembly continuously monitors the position of the gripping assembly and detects any displacement caused by external forces. This feedback mechanism triggers the control system to activate the balancing assembly, which moves the gripping assembly to avoid the external structure, thereby preventing structural disruption while maintaining stability during normal transportation.

Inventive Principle:
Principle #23Feedback

2Force

If the gripping assembly is made heavy to provide sufficient gripping force, then the gripping force is improved, but the response speed to external force decreases

Engineering Contradiction:
Improvegripping forceVSAvoidresponse speed to external force
Core Design Contradiction:
ForceVSSpeed

Solution Approach 1:

The balancing assembly provides a balancing force along the preset direction to counteract the gravity of the gripping assembly and the target piece. This allows the gripping assembly to be sufficiently heavy for strong gripping while the balancing force compensates for the weight, enabling quick response to external forces without sacrificing gripping capability.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

Solution Approach 2:

The balancing assembly uses a cylinder (pneumatic or hydraulic actuator) to provide the balancing force and enable rapid movement. This allows the heavy gripping assembly to respond quickly to external forces by utilizing the fast response characteristics of pneumatic/hydraulic systems, overcoming the inertia that would otherwise slow down the response.

Inventive Principle:
Principle #29Pneumatics and hydraulics

3Device complexity

If the gripping assembly is fixed to the base, then the structural simplicity is improved, but the ability to avoid collisions is lost

Engineering Contradiction:
Improvestructural simplicityVSAvoidcollision damage
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The gripping assembly is designed to be movable along the preset direction rather than fixed to the base. This dynamic configuration allows the gripping assembly to avoid collisions by moving in response to external forces detected by the sensing assembly, while maintaining relatively simple structural implementation through guided linear motion.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The apparatus effectively protects battery cells from structural disruption by enabling them to avoid collisions with external structures, maintaining stability and reducing damage.

Implementation Method 1

a balancing assembly, connected between the base and the gripping assembly and configured to provide a balancing force along the preset direction to balance a gravity of the gripping assembly and a target piece gripped by the gripping assembly

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS12374713B2Gripping apparatus and processing equipment
Publication Date: 2025.07.29 CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
  • US12374713B2 patent drawing
  • US12374713B2 patent drawing

AI summary

This application relates to a gripping apparatus and processing equipment. The gripping apparatus includes: a base; a gripping assembly, spaced apart from the base along a preset direction; a balancing assembly, connected between the base and the gripping assembly and configured to provide a balancing force along the preset direction to balance a gravity of the gripping assembly and a target piece gripped by the gripping assembly; and a sensing assembly, mounted between the base and the gripping assembly and configured to sense a first displacement of the gripping assembly in the preset direction. The balancing assembly is able to drive the gripping assembly to move by a second displacement. The second displacement is greater than or equal to the first displacement. Both displacements occur the same direction.