Magnetic Gripper Base for Rapid Claw Flake Attachment

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Solution Overview

Problem

Current gripper systems for manufacturing electronic products are complex and require large spaces for secure affixing, making them difficult to change rapidly and efficiently.

Innovation Solution

A gripper base with a housing, movable member, elastic member, position restricting mechanism, guiding rod, and engaging member, along with a gripper system that includes a claw flake connected via magnetic force, allowing for rapid and efficient attachment and detachment of the claw flake to the gripper device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional gripper systems use mechanical design with replaceable grippers, then the gripper can be securely affixed, but the mechanical design and circuit design become complicated and occupy large space

Engineering Contradiction:
Improvesecure affixingVSAvoidmechanical design and circuit design
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the conventional mechanical gripper system with a magnetic field-based system. The gripper base generates a magnetic field that directly acts on the gripper, eliminating the need for complex mechanical transmission components and circuit designs while maintaining secure affixing capability.

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

Solution Approach 2:

The patent extracts and removes the complex mechanical transmission mechanisms and circuit components from the system, retaining only the essential magnetic field generation and control functions, thereby simplifying the overall design.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If conventional gripper systems use secure affixing mechanisms, then the gripper can be firmly held, but they need to occupy a large space

Engineering Contradiction:
Improvesecure affixingVSAvoidspace occupation
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The magnetic field-based affixing mechanism occupies significantly less space compared to mechanical affixing mechanisms, as it eliminates the need for large mechanical components and transmission structures.

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

Solution Approach 2:

The patent changes the affixing mechanism from mechanical to magnetic field-based, fundamentally altering the physical parameters and spatial requirements of the system.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If conventional gripper systems use complex mechanical design, then the gripper can be securely affixed, but the gripper cannot be changed rapidly and efficiently

Engineering Contradiction:
Improvesecure affixingVSAvoidgripper change speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The magnetic field-based system enables rapid gripper changes by eliminating complex mechanical assembly and disassembly processes, allowing for quick replacement and reconfiguration.

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

Solution Approach 2:

The patent introduces dynamic control through magnetic field adjustment, enabling the gripper to be quickly attached and detached by controlling the magnetic field strength, thereby improving productivity.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If conventional gripper systems use replaceable grippers, then different types can be used for various electronic components, but the mechanical design and circuit design become complicated

Engineering Contradiction:
Improvedifferent gripper typesVSAvoidmechanical design and circuit design
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The magnetic field-based system provides a universal interface for different gripper types, eliminating the need for complex mechanical adaptations and circuit designs for each gripper variant.

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

Solution Approach 2:

The patent creates a universal magnetic field-based control system that can accommodate multiple gripper types without requiring separate mechanical or circuit designs for each, thereby maintaining versatility while reducing complexity.

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

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

Enables rapid and secure attachment and detachment of the claw flake to the gripper device, improving efficiency and reducing the complexity of mechanical design, allowing for quicker changes and reduced space occupation.

Implementation Method 1

an elastic member (530), connected to the housing (510) and the movable member (520)

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The first connecting member (300) and the second connecting member (400) are respectively disposed on the gripper device (100) and the claw flake (200), and the claw flake (200) is detachably connected to the gripper device (100) via a magnetic attracting force between the first connecting member (300) and the second connecting member (400)

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Data Source

PatentUS20230294304A1Gripper base and gripper system
Publication Date: 2023.09.21 DELTA ELECTRONICS INC(CN)
  • US20230294304A1 patent drawing
  • US20230294304A1 patent drawing
  • US20230294304A1 patent drawing

AI summary

A gripper base is provided, including a housing, a movable member, an elastic member, a position restricting mechanism, a guiding rod, and an engaging member. The elastic member is connected to the housing and the movable member. The position restricting mechanism is disposed on the movable member, and includes a groove and a block, wherein the groove surrounds the block. The groove has a top surface, and the block has an upper surface facing the top surface. The top surface has a protrusion protruding toward the block, and the upper surface has a concave structure. One end of the guiding rod is pivotally connected to the housing, and the other end of the guiding rod enters the groove. The engaging member is pivotally connected to the movable member.