Bead Exerciser Force Feedback for Tire Damage Prevention

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Solution Overview

Problem

Existing wheel/tire assembly processes lack efficient automated systems for validating the force applied during the bead exercise, which can lead to potential damage or quality issues if forces fall outside predefined thresholds.

Innovation Solution

A robotic bead exerciser system with a center lift, drum roller, pinch rollers driven by an actuator, and a controller that detects force thresholds, alerts operators, and adjusts the process to prevent damage by applying or ceasing the force within defined limits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated bead exerciser system is implemented, then productivity and efficiency are improved, but device complexity increases

Engineering Contradiction:
Improvewheel/tire assembly efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The bead exerciser system is divided into distinct functional modules: a frame structure, pinch rollers for applying force, a feedback component for detection, and a controller for processing. This segmentation allows each component to perform its specific function independently, simplifying the overall system design and maintenance while maintaining high automation capability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The feedback component automatically detects the force applied by the pinch rollers and provides real-time data to the controller. The system self-regulates by comparing detected force against predefined thresholds and automatically generating alerts or adjusting operation, eliminating the need for manual monitoring and reducing operational complexity

Inventive Principle:
Principle #25Self-service

2Reliability

If force detection and control is added, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improveforce validation accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A feedback component is integrated into the system to detect the force applied by the pinch rollers during bead exercise. This feedback mechanism provides real-time data to the controller, which compares the detected force against predefined threshold ranges. The system automatically generates alerts or adjusts operation based on the comparison, ensuring reliable force validation while maintaining a relatively simple system architecture

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manual force measurement and monitoring process is replaced with an automated feedback component and controller system. Instead of mechanical gauges or manual inspection, the system uses electronic sensors and digital processing to detect and evaluate force, improving reliability while reducing the complexity of mechanical components

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

3Manufacturing precision

If real-time force monitoring is implemented, then quality control is improved, but loss of time in processing increases

Engineering Contradiction:
Improveforce threshold validationVSAvoidprocessing time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The feedback component continuously monitors the force applied by the pinch rollers throughout the bead exercise process without interrupting the operation. The controller processes the force data in real-time and generates alerts or adjustments instantaneously, ensuring continuous quality control without adding significant processing time to the manufacturing cycle

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS20250010670A1Force feedback system for bead exerciser
Publication Date: 2025.01.09 INTERNATIONAL WHEEL & TIRE INC
  • US20250010670A1 patent drawing
  • US20250010670A1 patent drawing
  • US20250010670A1 patent drawing

AI summary

A bead exerciser system for an automated wheel assembly may include a center lift configured to lift a wheel assembly off of a conveyor belt, a drum roller configured to rotate the wheel assembly, a pair of pinch rollers driven by a driver and configured to apply force to a tire of the wheel assembly, a force sensor configured to detect a force of the tire against the pinch rollers, and a controller configured to receive the force from the force sensor and generate a command for an alert in response to the force falling outside of a predefined threshold range.