Wheel Hub Carrying Manipulator Simplified Structure

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Solution Overview

Problem

Current wheel hub carrying manipulators have complex structures and high maintenance costs, hindering efficient assembly line operations and production efficiency in the automobile industry.

Innovation Solution

A wheel hub carrying manipulator with a simplified structure featuring a stand column, forearm driving device, cantilever driving device, and a claw hand mechanism using hydraulic cylinders for clamping and rotating, allowing for easy maintenance and efficient wheel hub handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a traditional carrying manipulator is used to realize automatic carrying, then assembly line operation can be achieved, but the structure and control system become complex and maintenance cost increases

Engineering Contradiction:
Improveproduction efficiencyVSAvoidstructure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The manipulator is divided into distinct functional modules: a support column module, a clamping module with multiple connecting rods, and a driving module with hydraulic cylinders. This segmentation allows each module to be independently designed, maintained, and replaced, reducing overall system complexity while maintaining automation capabilities for assembly line operation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs hydraulic cylinders as the primary driving mechanism for the manipulator's movement and clamping operations. This hydraulic drive system replaces complex electrical control systems and mechanical transmissions, simplifying the control system while providing reliable automated operation suitable for assembly lines, thereby improving productivity without proportionally increasing device complexity

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Productivity

If a traditional carrying manipulator is used to realize automatic carrying, then assembly line operation can be achieved, but maintenance cost increases

Engineering Contradiction:
Improveproduction efficiencyVSAvoidmaintenance cost
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

By segmenting the manipulator into modular components (support column, clamping mechanism with connecting rods, hydraulic driving units), the patent enables targeted maintenance and repair of specific modules without requiring complete system shutdown or complex disassembly. This modular architecture directly reduces maintenance costs while preserving automated assembly line functionality

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hydraulic system is designed with accessible cylinders and connecting rods that can be easily inspected, adjusted, and maintained by operators. The straightforward mechanical-hydraulic design eliminates the need for specialized control system expertise, allowing for cost-effective routine maintenance and repairs while maintaining continuous production efficiency

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11376748B2Wheel hub carrying manipulator
Publication Date: 2022.07.05 CITIC DICASTAL CO LTD
  • US11376748B2 patent drawing
  • US11376748B2 patent drawing

AI summary

The present disclosure provides a wheel hub carrying manipulator which comprises a stand column, a forearm driving device and a claw hand device, wherein the stand column is fixed in the vertical direction, the claw hand device can drive a claw hand assembly to clamp and release a wheel hub through a connecting rod, by the manipulator, assembly line operation can be realized, the production efficiency can be greatly improved, the structure is simple, and the maintenance cost is low.