Vehicle gearbox shifting robot control system

A control system and gearbox technology, applied in the field of vehicle testing, can solve problems such as the inability to apply automatic gearboxes, and achieve the effects of credible experimental data, shortened development time, and accurate experimental data

Active Publication Date: 2019-08-30
海卓(武汉)自动化科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the process of automobile production, it is necessary to test the gear shifting of the automobile gearbox. At present, in the shift test of the automobile gearbox, the shift robot control system is specially developed according to the tested gearbox, and it is impossible to test different gearboxes including different structures. Gearbox and automatic transmission suitable

Method used

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  • Vehicle gearbox shifting robot control system
  • Vehicle gearbox shifting robot control system
  • Vehicle gearbox shifting robot control system

Examples

Experimental program
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specific Embodiment

[0092] This embodiment takes a five-speed manual gearbox as an example to illustrate the implementation steps of the entire control method:

[0093] 1. The user enters the gear relationship according to the actual gear position of the tested gearbox, and the upper computer automatically generates the corresponding gear connection diagram according to the pre-stored gear point matrix diagram, such as Figure 4 Shown is the structure diagram of the shifter of the five-speed gearbox. Figure 5a with Figure 5b It is a schematic diagram of the shifting process, where 1 represents the shifting process, 2 represents the gear selection process, 3a represents the front area of ​​the synchronization area, 3b represents the synchronization area, 3c represents the synchronization area, Sy represents the stroke in the y direction, and Fy represents the shift force in the y direction , Fmax represents the maximum shift force in the synchronization zone, Fmin represents the minimum shift force i...

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Abstract

The invention provides a vehicle gearbox shifting robot control system, comprising an upper computer, a lower computer, a driving unit, an actuator, a displacement sensor and a force sensor. An outputend of the upper computer, the output end of the upper computer and the output end of the force sensor are in communication connection with an input end of the lower computer, the output end of the lower computer is in communication connection with the input end of the driving unit, and the output end of the driving unit is in communication connection with the input end of the actuator. The uppercomputer is used for performing user interaction and inputting a gear connection diagram and other control information to the lower computer. The lower computer receives feedback signals from the upper computer, the upper computer and the actuator, performs logical operation, selects different shifting process strategies to control the driving unit, the driving unit drives the actuator to performan action, and the sensor on the actuator feeds back a real-time signal. The vehicle gearbox shifting robot control system can reduce the development cost. A synchronization zone torque control modeis added to make the shifting process be more realistic, and the experimental data are more accurate and reliable.

Description

Technical field [0001] The invention belongs to the field of vehicle testing, and specifically relates to a vehicle gearbox shifting robot control system. Background technique [0002] Automobile gearboxes are often called "gearboxes" in automobiles; they are often called "transmissions" in industrial machinery. They are mechanical or hydraulic equipment that converts mechanical power. [0003] Starting, idling and stopping, driving at low or high speeds, accelerating, decelerating, climbing and reversing, etc., this requires that the driving force and speed of the car can be varied within a considerable range, and the output torque of the widely used piston engine And the speed change range is small. In order to adapt to frequently changing driving conditions and to make the engine work under favorable conditions, a transmission is provided in the transmission system. [0004] In the automobile production process, it is necessary to test the shifting of the automobile gearbox. In ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01M13/025G01M17/007
CPCG01M13/025G01M17/007
Inventor 徐佳曙汪新国
Owner 海卓(武汉)自动化科技有限公司
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