Wheel Hub Feeding Rack and Robot Clamping for Damage-Free Handling

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Solution Overview

Problem

Current wheel hub processing systems lack efficient and automated feeding and blanking capabilities, leading to reduced productivity, surface damage, and inefficiencies due to manual handling and inadequate clamping mechanisms.

Innovation Solution

A full-automatic wheel hub feeding-blanking system integrating an intelligent material rack and a robot with a robotic arm and manipulator, utilizing V-shaped blocks and suction cups for precise positioning and clamping, and a sprocket chain lifting mechanism for handling different sizes, enabling self-positioning and clamping without manual assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual handling is used for feeding and blanking, then operational flexibility is maintained, but labor intensity increases and processing efficiency decreases

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidmanual operation
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The material rack is designed with self-positioning V-shaped blocks that automatically locate wheel hubs without manual intervention. The lifting device automatically raises and lowers the rack, and the manipulator automatically clamps and transports wheel hubs, enabling the system to serve itself without continuous human operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual mechanical handling is replaced with an automated system comprising a manipulator with suction cups for clamping, a robotic arm for transport, and a programmable control system. This substitution eliminates manual labor while maintaining precise control over feeding and blanking operations.

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

2Ease of operation

If V-shaped wheels are used for clamping, then grasping capability is achieved, but surface damage occurs and additional overturning devices are needed

Engineering Contradiction:
Improvegrasping capabilityVSAvoidsurface damage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The manipulator uses suction cups powered by pneumatic systems to clamp wheel hubs. The suction cups create vacuum pressure that securely holds the wheel hub surface without mechanical contact that could cause scratches or damage, replacing the harmful V-shaped wheel clamping method.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The suction cups act as an intermediary between the manipulator and the wheel hub surface. Instead of direct mechanical contact with V-shaped wheels, the pneumatic suction cups mediate the clamping force, distributing it evenly without concentrating stress at specific points that could cause surface damage.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If material rack only provides storage function, then structure is simple, but positioning capability is lacking and picking accuracy decreases

Engineering Contradiction:
Improvepicking accuracyVSAvoidrack structure
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The V-shaped blocks on the material rack are pre-positioned to automatically locate and position wheel hubs before they are picked up. This preliminary positioning action ensures that each wheel hub is correctly oriented and located, enabling the manipulator to pick them up with high accuracy without requiring complex active positioning mechanisms.

Inventive Principle:
Principle #10Preliminary action

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 system significantly automates wheel hub handling, reduces labor intensity, improves processing efficiency, prevents surface damage, and maintains high accuracy in picking and placing, while ensuring flexible adaptation to various wheel hub sizes.

Implementation Method 1

the manipulator is used for clamping the automotive wheel hub... uses suction cups for precise positioning and clamping

Methodology Applied
Scientific EffectVacuum suction: Suction

Data Source

PatentUS11752584B2Full-automatic wheel hub feeding-blanking system for intelligent production line of automotive wheel hubs
Publication Date: 2023.09.12 QINGDAO UNIV OF TECH
  • US11752584B2 patent drawing
  • US11752584B2 patent drawing
  • US11752584B2 patent drawing

AI summary

Provided a full-automatic wheel hub feeding-blanking system for intelligent production line of automotive wheel hubs, comprising: an intelligent material rack and a robot; the intelligent material rack comprises a bracket assembly, a turntable assembly and a bearing seat assembly; the turntable assembly being rotatable is mounted on the bearing seat assembly; the bracket assembly mounted on the turntable assembly comprises a base provided with at least one group of lifting devices, and each the group comprises three the lifting devices, and each of which an automotive wheel hub supporting plate assembly is provided on, central axis of the three automotive wheel hub supporting plate assemblies forming the angle of 120 degrees; the robot being mounted on one side of the intelligent material rack and comprises a robotic arm, and a manipulator is mounted on the robotic arm, and the manipulator is used for clamping the automotive wheel hub.