Automated Wheel Burr Removal with Multi-Station Manipulators

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Solution Overview

Problem

Manual removal of burrs from the front rim and cap section of wheels is inefficient, leading to difficulties in maintaining the roundness and concentricity of these components during machining processes.

Innovation Solution

An automatic wheel front burr removing device with four stations: a positioning and clamping station, a rim burr removing station, a cap section burr removing station, and a loosening and transferring station, utilizing a combination of mechanical components like slide plates, gear racks, servo motors, and manipulators to automate the burr removal process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual removal of burrs is used, then labor flexibility is maintained, but production efficiency is low and labor intensity is high

Engineering Contradiction:
Improveproduction efficiencyVSAvoidautomation level
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The device divides the burr removal process into four distinct stations: positioning and clamping, rim burr removing, cap section burr removing, and loosening and transferring. Each station performs a specific function, allowing simultaneous processing of different wheel components and enabling continuous production without manual intervention between steps.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces manual mechanical operations with automated manipulators equipped with cutting tools. The manipulators are controlled by servo motors and guided by vision sensors, substituting human labor with an automated mechanical system that can precisely remove burrs from both the rim and cap section.

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

2Manufacturing precision

If manual burr removal is performed, then equipment complexity is low, but manufacturing precision (roundness and concentricity) is difficult to guarantee

Engineering Contradiction:
Improveroundness and concentricityVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The device incorporates vision sensors at each station that detect the position and shape of the wheel and burrs before and during removal. This feedback information is used by the control system to adjust the manipulator positions and cutting tool paths in real-time, ensuring precise burr removal while maintaining roundness and concentricity.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manipulators are designed with multiple degrees of freedom and are dynamically controlled to adapt to the exact position and orientation of each wheel. The system can dynamically adjust the cutting tool approach angles and removal forces to maintain manufacturing precision throughout the automated process.

Inventive Principle:
Principle #15Dynamics

3Productivity

If automated multi-station processing is implemented, then production efficiency improves, but device complexity increases

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

Solution Approach 1:

The manipulators are designed as universal robotic arms that can perform multiple functions: positioning, clamping, burr removal from different locations, and transferring between stations. This multi-functionality reduces the need for specialized equipment at each station, managing device complexity while maintaining high productivity.

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

Solution Approach 2:

The patent combines several functions into integrated components: the manipulator simultaneously handles positioning and cutting operations, the vision sensor integrates detection and measurement functions, and the control system coordinates all stations through a centralized platform. This merging of functions improves efficiency while controlling overall system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10569378B2Automatic wheel front burr removing device
Publication Date: 2020.02.25 CITIC DICASTAL CO LTD
  • US10569378B2 patent drawing
  • US10569378B2 patent drawing
  • US10569378B2 patent drawing

AI summary

Disclosed is an automatic wheel front burr removing device, including a station rotating motor, a station I manipulator, a station II manipulator, a station III manipulator, a station IV manipulator, a rim burr cutter head, a feeding slide plate I, guide posts I, cylinders I, a servo motor I, a feeding slide plate II, guide posts II, cylinders II, a servo motor II and a vision sensor. The station I is a wheel positioning and clamping station; the station II is a wheel rim burr removing station; the station III is a wheel cap section burr removing station; and the station IV is a wheel loosening and transferring station.