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A design method for the space movement trajectory of manipulator

A design method and space movement technology, applied in the direction of manipulators, program-controlled manipulators, manufacturing tools, etc., can solve the problems of complex writing, inability to accurately determine the coordinate positions of key points, and inability to realize complex pattern design, etc., to simplify complex trajectories, Control Precise and Convenient Effects

Active Publication Date: 2021-04-20
NANJING NORMAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The movement trajectory of the manipulator is realized by the programming software of the manipulator. The key position of the movement trajectory is determined by the teaching method, and the movement control of the trajectory is realized by moving to each key position. When there are more key points in the trajectory, the programming of the program becomes more complicated. , if complex 3D patterns need to be realized, the teaching method cannot accurately determine the coordinate positions of key points, so that the design of complex patterns cannot be realized

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0019] A method for designing a manipulator's spatial movement trajectory, comprising the steps of:

[0020] Step 1, using computer software to establish a 3D model of the workpiece to be processed according to the actual data of the workpiece, and generating a .stl file of the 3D model; preferably, including using SolidWorks to design a model of the workpiece to be processed, and saving it as a .stl file.

[0021] Step 2, slice the 3D model of the workpiece to be processed, and obtain the data coordinate G code files of all slices; preferably, in order to import the .stl file into the simplify3d software, the simplify3d software opens the .stl file, and after manually checking the graphics, Save it as a G-code file.

[0022] Step 3, adopt the word processing software to open the G code file, extract the X, Y, Z three-dimensional coordinate data wherein and save it as a .CSV file; Preferably, adopt WPS or text document to open the G code file, select X, Y and All data in colu...

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PUM

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Abstract

This application belongs to the field of manipulator control design, and specifically relates to a design method of a manipulator's space movement trajectory, including the following steps: Step 1: Using computer software to establish a 3D model of the workpiece to be processed according to the actual data of the workpiece, and generate the 3D model. stl file; step 2, slice the 3D model of the workpiece to be processed, and obtain the data coordinate G code file of all slices; step 3, use word processing software to open the G code file, and extract the X, Y, Z three-dimensional coordinate data Save it as a .CSV file; step 4, add other data required by the manipulator to realize the movement to the .CSV file, and save the .CSV file again; step 5, import the .CSV file obtained in step 4 into the spline file of the manipulator, And make the spline file meet the requirement that the program in the manipulator can be called. It can effectively simplify the design of manipulator's complex space trajectory.

Description

technical field [0001] The application belongs to the field of manipulator control design, and in particular relates to a design method for a manipulator's spatial movement track. Background technique [0002] The movement trajectory of the manipulator is realized by the programming software of the manipulator. The key position of the movement trajectory is determined by the teaching method, and the movement control of the trajectory is realized by moving to each key position. When there are more key points in the trajectory, the programming of the program becomes more complicated. , if it is necessary to realize complex 3D patterns, the teaching method cannot accurately determine the coordinate positions of key points, so that the design of complex patterns cannot be realized. 3D printing already has a mature software model design, so 3D modeling software is used to complete the complex trajectory position data design, and then through file conversion, import it into the sp...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B25J9/16
CPCB25J9/1605B25J9/1664
Inventor 曹弋朱兴明张华鞠勇
Owner NANJING NORMAL UNIVERSITY
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