Wheel Clamping System with Force Detection

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Solution Overview

Problem

Existing wheel clamping systems often deform the rim of motor vehicle wheels during clamping operations, which can affect the vehicle's behavior and should be avoided.

Innovation Solution

A wheel clamping system equipped with a force detecting device, such as a force transducer and measuring unit, that monitors and controls the clamping force to ensure it does not exceed a predetermined threshold, allowing for reversible and safe clamping and unclamping operations, with the option of wireless communication to the drive means for automated control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the clamping force is increased to secure the wheel firmly, then the wheel is held more stably, but the rim may deform due to excessive force

Engineering Contradiction:
Improvewheel clamping stabilityVSAvoidrim deformation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The force detecting device continuously monitors the clamping force applied to the wheel rim and provides feedback to the control unit. When the measured force reaches or exceeds the predetermined threshold value, the control unit automatically interrupts or terminates the clamping operation, preventing rim deformation while ensuring adequate wheel security.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically adjusts the clamping force parameter by comparing real-time measurements against a predetermined threshold. The control unit modifies the clamping operation based on the force level, stopping or terminating the operation when the threshold is reached, thus optimizing between stability and rim protection.

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If manual monitoring of clamping force is used, then the system remains simple, but the risk of rim deformation cannot be reliably prevented

Engineering Contradiction:
Improvesystem structureVSAvoidrim deformation prevention
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The force detecting device provides automatic feedback to the control unit, enabling reliable rim deformation prevention through electronic monitoring and automated interruption of the clamping operation when the predetermined threshold is reached, eliminating the need for manual force assessment.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual mechanical force monitoring with an electronic force detecting device that uses a force transducer to automatically measure and report clamping force to the control unit, which then autonomously decides when to interrupt the operation.

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

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 effectively reduces the risk of rim deformation by ensuring the wheel is correctly clamped and released, maintaining the rim's integrity and facilitating safe and efficient servicing.

Implementation Method 1

at least one force detecting device comprising a force transducer and an associated measuring unit

Methodology Applied
Scientific EffectForce transduction: Piezoelectric Effect

Data Source

PatentUS10677677B2Wheel servicing machine with force detecting device
Publication Date: 2020.06.09 SNAP ON EQUIP SRL
  • US10677677B2 patent drawing
  • US10677677B2 patent drawing
  • US10677677B2 patent drawing

AI summary

The present invention relates to a wheel clamping system for reversibly clamping a motor vehicle wheel with a rim onto a wheel servicing machine, wherein the wheel clamping system comprises at least one force measuring device for measuring the value of a clamping force exerted by the wheel clamping system on a rim of a motor vehicle wheel held on the main shaft.