Robot path searching method, system and device and storage medium

A path search and robot technology, applied in manipulators, program-controlled manipulators, manufacturing tools, etc., can solve the problems of cumbersome teaching steps, reduce the applicability of search methods, etc., to simplify the steps of teaching and searching, improve flexibility and Practicality, the effect of providing work efficiency

Active Publication Date: 2020-05-05
GUANGZHOU MECHANICAL ENG RES INST +1
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In the technology of searching the working path, the offset search is mainly used now. Although the offset search has a careful offset calculation method and a point superposition method, there are also great disadvantages.
That is, the touch point needs to be taught in strict accordance with a specific direction, and the teaching steps are cumbersome
In addition, for the L-shaped work object, it is required to be vertical on both sides in the offset search method, which reduces the applicability of the search method

Method used

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  • Robot path searching method, system and device and storage medium
  • Robot path searching method, system and device and storage medium
  • Robot path searching method, system and device and storage medium

Examples

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specific Embodiment

[0188] The following uses a welding robot as an example to explain the above-mentioned plane search method in detail:

[0189] This plane search method includes a teaching step, a search step and a calculation step; refer to Figure 5 , where the teaching part is operated by workers before the robot performs batch operations. The process of the teaching part is as follows:

[0190] Step 1: Control the teaching robot to move to the starting point where it can move in a straight line without being hindered and touch the two surfaces. Record this point as point 1 (x1, y1, z1);

[0191] Step 2: Move the teaching robot to the first plane and touch it, and record this touch point as point 2 (x2, y2, z2);

[0192] Step 3: Set the radius r of the circle centered at point 2 1 , the circle is perpendicular to the straight line connecting point 1 and point 2, so that moving from point 1 to any point on the circle can touch the first plane;

[0193] Step 4: Move the teaching robot to ...

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Abstract

The invention discloses a robot path searching method, system and device and a storage medium. The method comprises the steps that a robot is controlled to obtain n coordinate points on a first planeof a workpiece by combining an initial coordinate point and a first preset coordinate point, and a first plane equation of the first plane is obtained according to the obtained coordinate points; therobot is controlled to obtain n coordinate points on a second plane of the workpiece by combining the initial coordinate point and a second preset coordinate point, and a second plane equation of thesecond plane is obtained according to the obtained coordinate points; and a machining path of the robot is obtained by combining the first plane equation and the second plane equation. According to the robot path searching method, system and device and the storage medium, the machining path of the robot is directly obtained by adopting the two plane equations, the situation that the offset of theworkpiece is obtained in an offset searching method, then the machining path is calculated based on the offset is avoided, the steps of robot teaching and searching are greatly simplified, the workingefficiency of the robot is improved, and the robot path searching method, system and device and the storage medium can be widely applied to the field of robot path planning.

Description

technical field [0001] The invention relates to the field of robot path planning, in particular to a robot path search method, system, device and storage medium. Background technique [0002] In the production and processing application of industrial robots, before batch processing of workpieces, the robot will teach the workpiece; when batch processing of workpieces, there are position offsets and errors between the processed workpiece and the position of the workpiece during teaching. In order to solve the above problems, the existing technical method is to confirm the actual working path by comparing the initial teaching point, searching and calculating the parallel and rotational offset of the working object. [0003] In the technology of searching the working path, the offset search is mainly used now. Although the offset search has a careful offset calculation method and a point-position superposition method, it also has great disadvantages. That is, the touch point n...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B25J9/16
CPCB25J9/16B25J9/1664
Inventor 祝润泽许博超黄昕
Owner GUANGZHOU MECHANICAL ENG RES INST
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