Tire Conveying Apparatus Sensor-Based Position Adjustment

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Solution Overview

Problem

Existing tire inspection systems face increased manufacturing costs due to the need for guides and fail to accurately adjust tires to intended positions, leading to positioning issues and inefficiencies.

Innovation Solution

A tire conveying apparatus equipped with a conveyor, position sensors, and a controller that determines and adjusts the tire's position within a predetermined allowable area by driving the conveyor, ensuring accurate positioning without the need for additional guides.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a pair of guides is used to correctly position the tire at the inspection position, then the tire positioning accuracy is improved, but the manufacturing cost of the inspection system is increased

Engineering Contradiction:
Improvetire positioning accuracyVSAvoidapparatus cost
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent extracts the positioning function from the conveyor system by using position sensors to detect tire location and a controller to determine whether the tire is within the allowable area. This separates the positioning detection function from the mechanical guide structure, eliminating the need for costly guide mechanisms while maintaining positioning accuracy through sensor-based detection and control.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements a feedback mechanism where position sensors continuously detect the tire's position on the conveyor, and the controller uses this information to determine whether the tire is within the allowable area. This feedback loop enables automatic positioning adjustment without requiring complex mechanical guides, as the system self-regulates based on sensor input.

Inventive Principle:
Principle #23Feedback

2Productivity

If the tire position is not adjusted, then the apparatus structure is simplified, but the tire cannot be positioned within the allowable area leading to inspection inefficiency

Engineering Contradiction:
Improveinspection efficiencyVSAvoidapparatus structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent makes the conveyor serve multiple functions: it not only transports the tire but also positions it within the allowable area through controlled movement. The position sensors and controller enable the conveyor to perform both transportation and positioning functions, eliminating the need for separate positioning mechanisms while improving inspection efficiency.

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

Solution Approach 2:

The system uses its own conveyor mechanism to perform the positioning function rather than requiring an external positioning device. The conveyor, equipped with position sensors and control logic, automatically adjusts the tire position within the allowable area, making the system self-sufficient and avoiding additional complex apparatus.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11485584B2Tire conveying apparatus, tire inspection system provided with same, and tire conveying method
Publication Date: 2022.11.01 MITSUBISHI HEAVY IND MACHINERY SYST LTD
  • US11485584B2 patent drawing
  • US11485584B2 patent drawing
  • US11485584B2 patent drawing

AI summary

A tire conveying apparatus includes a conveyor for conveying a tire, a position sensor, and a controller for controlling the conveyor. The controller includes a determination unit which determines whether or not the tire is positioned within an allowable area for a reference area set in a conveyance path of the conveyor, based on a detection result of the position sensor, and a center conveyor control unit which drives the conveyor such that the tire is positioned within the allowable area, if a determination that the tire is not positioned within the allowable area is made.