Wheel Set Press-Mounting with Real-Time Runout Detection
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Solution Overview
Problem
Existing press-mounting and dismounting equipment for rail vehicle wheel sets easily strains the axle and fails to provide real-time accuracy in assembly, which is inadequate for the evolving demands of high-speed railway technology.
Innovation Solution
A press-mounting and dismounting machine with a frame, wheel set mounting and dismounting mechanism, and detection mechanism, featuring synchronized belt transmission and a driving rotating device, allowing for precise control and real-time accuracy in press-mounting and dismounting multi-gauge and multi-type wheel sets without axles turning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional press-mounting equipment is used, then the structure is simple, but the axle is easily strained and accuracy cannot be monitored in real time
Solution Approach 1:
The press-mounting equipment is designed with multi-functional capabilities including press-mounting, dismounting, and real-time accuracy detection integrated into a single system. The detection mechanism can monitor axial displacement, radial runout, and end runout simultaneously during press-mounting operations, eliminating the need for separate detection equipment while comprehensive monitoring accuracy.
Solution Approach 2:
The system incorporates real-time feedback through the detection mechanism that continuously monitors press-mounting accuracy parameters (axial displacement, radial runout, end runout) and provides data to the control system. This feedback loop enables dynamic adjustment of press-mounting parameters to maintain high accuracy while preventing axle strain through controlled force application.
2Adaptability or versatility
If traditional press-mounting equipment is used, then the equipment is simple to operate, but it cannot meet the evolving demands of high-speed railway technology
Solution Approach 1:
The press-mounting equipment features dynamic adaptability through adjustable press-mounting parameters and a movable baffle device that can accommodate different wheel set gauges and types. The system can dynamically adjust the press-mounting force, speed, and positioning based on the specific wheel set being processed, enabling versatility across multiple specifications while maintaining user-friendly operation through automated parameter selection.
Solution Approach 2:
The system enables parameter changes to adapt to different wheel set requirements by modifying press-mounting force, speed, and positioning parameters. The detection mechanism provides real-time data that allows dynamic parameter adjustment during operations, and the control system can store and recall parameter sets for different wheel set types, making the equipment versatile without complicating the operational interface.
3Measurement precision
If real-time accuracy detection is implemented, then press-mounting accuracy is improved, but the device complexity increases
Solution Approach 1:
The detection mechanism is merged with the press-mounting system, with detection sensors integrated into the press-mounting apparatus structure. The detection components (for axial displacement, radial runout, and end runout measurement) are combined with the press-mounting actuators and control system, eliminating the need for separate standalone detection equipment while achieving comprehensive real-time monitoring.
4Device complexity
If the axle moves during press-mounting instead of rotating, then the structure is simplified and costs are reduced, but traditional equipment cannot achieve this
Solution Approach 1:
The system inverts the traditional press-mounting approach by moving the axle linearly instead of rotating it during the press-mounting process. This inversion simplifies the mechanical structure by eliminating the need for rotation mechanisms while maintaining high precision through the detection mechanism that monitors axial displacement, radial runout, and end runout in real-time, ensuring accuracy is achieved through controlled linear motion and real-time feedback.
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 solution ensures high accuracy and efficiency in press-mounting and dismounting, reducing costs and enabling the machine to handle multiple types of wheel axles, improving work efficiency and meeting current technical requirements.
Implementation Method 1
The synchronous belt transmission device is in transmission connection with the movable baffle device to drive the movable baffle device to move left and right in a horizontal direction of the base
Implementation Method 2
The press-mounting cylinder is configured to exert a forward pressure so as to drive the moving center device
Implementation Method 3
The oil cylinder drives the reducer. The reducer drives the driving wheel to rotate. The guide rail guides the driving wheel. The driving wheel is in contact with the wheel disc of the wheel set and drives the wheel set to rotate
Data Source
AI summary
A press-mounting and dismounting machine for multi-gauge and multi-type wheel sets, includes: a frame, a wheel set mounting and dismounting mechanism, and a detection mechanism. The frame includes a base, a first column, a second column and a beam. The wheel set mounting and dismounting mechanism includes a first press-mounting device, a second press-mounting device, a movable baffle device, and a synchronous belt transmission device. The first press-mounting device is arranged on the first column, and the second press-mounting device is arranged on the second column. The synchronous belt transmission device is connected with the movable baffle device to drive the movable baffle device to move in a horizontal direction of the base. The detection mechanism includes a driving rotating device and a data detection device, so as to realize accuracy test of wheel set press-mounting.