Axle Spindle Alignment Clamps for On-Vehicle Repair

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Solution Overview

Problem

Existing methods for repairing truck and trailer axle assemblies require removing the axle assembly from the vehicle to replace damaged spindles, which is time-consuming and labor-intensive, especially for a single person, and lacks efficient alignment capabilities.

Innovation Solution

A vehicular axle alignment apparatus comprising an axle clamp assembly and a spindle clamp assembly with moveable jaws and spiral clamping rings, allowing for self-centering and self-aligning of the axle and spindle components, facilitated by alignment rods that maintain coaxial alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the axle assembly is removed from the vehicle to replace damaged spindles, then the replacement can be performed with proper alignment, but the repair time and labor intensity increase significantly

Engineering Contradiction:
Improvespindle alignment precisionVSAvoidrepair time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The alignment apparatus enables the axle assembly to self-align the replacement spindle with the original axle through the self-centering clamp assemblies and alignment rods, eliminating the need for external removal and complex alignment procedures performed by multiple technicians

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Alignment rods serve as intermediary elements that transfer and maintain the coaxial alignment relationship between the clamp assemblies, ensuring precise spindle replacement alignment while the assembly remains installed on the vehicle

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of time

If the axle assembly remains installed on the vehicle during spindle replacement, then repair time is reduced, but alignment accuracy becomes difficult to achieve

Engineering Contradiction:
Improverepair timeVSAvoidspindle alignment precision
Core Design Contradiction:
Loss of timeVSManufacturing precision

Solution Approach 1:

The self-centering clamp assemblies automatically center themselves on the axle and replacement spindle, and the alignment rods maintain coaxial alignment, allowing the system to self-align without requiring removal from the vehicle or complex external alignment procedures

Inventive Principle:
Principle #25Self-service

3Ease of operation

If multiple people are required for spindle replacement, then alignment and handling are easier, but labor costs and coordination complexity increase

Engineering Contradiction:
Improvealignment easeVSAvoidlabor coordination complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The alignment apparatus performs the alignment function automatically through its self-centering clamp assemblies and alignment rod mechanism, enabling a single operator to replace spindles without requiring multiple people for positioning and alignment coordination

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11879726B2Method and apparatus for repairing truck and trailer axles
Publication Date: 2024.01.23 MOBALIGN FRANCHISING INC
  • US11879726B2 patent drawing
  • US11879726B2 patent drawing
  • US11879726B2 patent drawing

AI summary

An alignment apparatus for accurately aligning a replacement spindle with a pre-existing axle shaft to facilitate repairing a damaged axle assembly. The alignment apparatus may comprise an axle clamp assembly and a spindle clamp assembly. The axle clamp assembly may be mountable to an axle shaft. The axle clamp assembly may be self-centering and self-aligning. Similarly, the spindle clamp assembly may be mountable to a spindle. The spindle clamp assembly may be self-centering and self-aligning. The axle clamp assembly may be fixable to the spindle clamp assembly. By fixing the axle clamp assembly to the spindle clamp assembly, a desired alignment between the axle shaft and the spindle may be achieved.