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Control method, device and system for flatbed truck

A control method and a technology of a control system, which are applied in the field of flatbed truck control systems, can solve problems such as low control precision of flatbed trucks, and achieve the effect of improving control accuracy

Inactive Publication Date: 2019-06-14
QINHUANGDAO TIANYE TOLIAN HEAVY INDUSTRY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In view of this, the embodiment of the present invention provides a control method, device and system of a flatbed truck to solve the problem of low control accuracy of the existing flatbed truck

Method used

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  • Control method, device and system for flatbed truck
  • Control method, device and system for flatbed truck
  • Control method, device and system for flatbed truck

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0041] figure 1 A flow chart of a control method for a flatbed truck according to an embodiment of the present invention is shown. The method comprises the steps of:

[0042] S101: Obtain motion data representing the motion of the flatbed car.

[0043] Step S101 includes acquiring walking data representing the walking of the flatbed truck and steering data representing the turning of the flatbed truck.

[0044] The walking data of the flatbed car can be determined by using the relationship between the absolute encoder in the walking motor and the transmission ratio of the reducer. Taking the transmission ratio 1:7 as an example, the encoder rotates 7 times and the wheel set rotates 1 time when walking, so the distance traveled by the encoder rotating 7 times is the circumference of the tire, that is, the circumference of the tire is 7*4096=28672 Scale (the encoder has 4096 scales per revolution), so the walking data can be calculated according to the scale of the encoder. ...

Embodiment 2

[0055] figure 2 A flow chart of another control method of a flatbed truck according to an embodiment of the present invention is shown. The method comprises the steps of:

[0056] S201: Obtain walking data representing the walking of the flatbed vehicle and steering data representing the steering of the flatbed vehicle.

[0057] S202: Determine whether the value of the walking data is equal to a preset walking threshold and whether the value of the turning data is equal to a preset turning threshold.

[0058] The walking threshold can be determined by using the relationship between the absolute encoder in the walking motor and the transmission ratio of the reducer. Taking the transmission ratio 1:7 as an example, the encoder rotates 7 times and the wheel set rotates 1 time when walking, so the distance traveled by the encoder rotating 7 times is the circumference of the tire, that is, the circumference of the tire is 7*4096=28672 Scale (the encoder has 4096 scales in 1 cir...

Embodiment 3

[0067] image 3 Shown is a control device 200 of a flatbed truck according to an embodiment of the present invention, the control device is used to execute the steps S101-step S104 actually executed in the above-mentioned embodiment 1 or the steps S201-step S204 in the above-mentioned embodiment 2, the Devices include:

[0068] The data acquisition module 201 is used to acquire the action data representing the action of the flatbed truck. For details, please refer to the relevant description of step S101 in the above method embodiment;

[0069] A judging module 202, configured to judge whether the value of the action data acquired by the data acquiring module 201 is equal to a preset threshold, for details, please refer to the relevant description of step S102 in the above method embodiment;

[0070] The difference data generation module 203 is used to generate the difference data between the value of the action data and the preset threshold when the value of the action data ...

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Abstract

The embodiment of the application provides a control method, device and system for a flatbed truck. The method includes the following steps of: obtaining action data that characterizes the action of the flatbed truck; determining whether the value of the action data is equal to a preset threshold; when the value of the action data is not equal to the preset threshold, generating difference data ofthe value of the action data and the preset threshold; and generating a control signal of the flatbed truck based on the difference data. The scheme of the invention adopts closed-loop control and real-time feedback adjustment, and thus the control accuracy of the flatbed truck can be greatly improved.

Description

technical field [0001] The invention relates to the field of flatbed truck control systems, in particular to a flatbed truck control method, device and system. Background technique [0002] Flatbed truck is a kind of transportation vehicle with simple structure, easy to use, and large carrying capacity. It is widely used in machinery manufacturing, metallurgical factories, large warehouses, etc., for ground transportation or indoor transportation with cranes to transport heavy objects across places. [0003] The existing flatbed truck adopts an open-loop control method, and only sends instructions to the execution system through the control system, so as to realize the control of the flatbed truck, and the precision is not high. Contents of the invention [0004] In view of this, the embodiments of the present invention provide a control method, device and system for a flatbed truck, so as to solve the problem of low control precision of the existing flatbed truck. [000...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05D1/02
Inventor 王金祥王大江张宇闫凯冯扶民李建辉
Owner QINHUANGDAO TIANYE TOLIAN HEAVY INDUSTRY CO LTD