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Fixture stability testing method, system and device and storage medium

A technology of stability testing and fixtures, applied in fluid pressure actuation devices, fluid pressure actuation system testing, geometric CAD, etc., can solve problems such as low work efficiency, low accuracy of stability test results, and a large amount of debugging time. Achieve the effect of improving accuracy and work efficiency, avoiding problems and on-site debugging time

Active Publication Date: 2021-02-12
GUANGZHOU MINO AUTOMOTIVE EQUIP CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The method of testing the stability of the fixture in the existing technical scheme is to drive the fixture cylinder to run continuously for a period of time through the PLC, and then observe the change of the fixture; this method can only judge the change of the fixture with the naked eye, and there is no data recording fixture in the process of fixture stability testing The changes that have occurred, and the troubleshooting is time-consuming. The fixtures tested by this method often need a lot of debugging time after arriving at the site, the overall work efficiency is low, and the accuracy of the stability test results is low.

Method used

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  • Fixture stability testing method, system and device and storage medium
  • Fixture stability testing method, system and device and storage medium
  • Fixture stability testing method, system and device and storage medium

Examples

Experimental program
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specific Embodiment

[0106] like image 3 Shown is a schematic flow chart of a fixture stability testing method, which specifically includes the following steps:

[0107] 1. Start the stability test

[0108] In this specific embodiment, the cylinder with the number MZ14aV is selected to test the fixture. The selected time interval is March 10, 2020, and 0 to twice the standard value is selected, that is, the action data exceeding twice the standard value is not included in the calculation category , the standard value is determined according to the design ideal value of the cylinder MZ14aV.

[0109] 2. Fixture hardware connection

[0110] 3. PLC IO signal configuration

[0111] If there is a signal error, re-configure the PLC IO signal or connect the fixture hardware; if there is no signal error, proceed to the subsequent test steps.

[0112] 4. The number of running times is set to be greater than 1000 times

[0113] If the continuous opening and closing of the fixture is less than 1000 time...

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Abstract

The invention discloses a clamp stability test method, system and device and a storage medium, and the method comprises the steps: collecting the action data of a clamp cylinder, and transmitting theaction data to a server; outputting an action duration standard deviation and an action duration average value of the clamp in combination with the action data, a standard deviation algorithm and an average value algorithm; after a preset multiple value is obtained, respectively adopting a preset positive standard deviation function and a preset negative standard deviation function to process theaction duration mean value and the action duration standard deviation to determine a positive standard deviation and a negative standard deviation; and judging the stability of the clamp in combination with the action data, the preset ratio, the positive standard deviation and the negative standard deviation. The collected clamp action data are analyzed by adopting the standard deviation as the basic feature, the accuracy of the stability test result can be improved, the problem that troubleshooting is time-consuming is avoided, the field debugging time is saved, the change of data records inthe clamp stability test process is realized, and the overall stability test working efficiency is improved.

Description

technical field [0001] The invention relates to the technical field of mechanical manufacturing, in particular to a fixture stability testing method, system, device and storage medium. Background technique [0002] Programmable Logic Controller (Programmable Logic Controller: PLC) is a digital operation operation electronic system specially designed for industrial environments. It usually uses a programmable memory to perform logic operations and sequence control in its internal storage. , Timing, counting and arithmetic operations and other operating procedures, through digital or analog input and output to control various types of mechanical equipment or production processes. [0003] Fixture refers to the device used to fix the processing object in the process of mechanical manufacturing so that it can occupy the correct position to accept construction or inspection. In a broad sense, in any process in the process, the device used to quickly, conveniently and safely inst...

Claims

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Application Information

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IPC IPC(8): G06F30/17F15B19/00
CPCG06F30/17F15B19/00Y02P90/02
Inventor 陈旻琪任孝江贺毅姚维兵左志军
Owner GUANGZHOU MINO AUTOMOTIVE EQUIP CO LTD
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