Test method for function detection of electric clamping jaw

Abstract

The invention discloses a test method for electric clamping jaw function detection, and the method comprises the following steps: S1, enabling a to-be-tested electric clamping jaw to be connected with a control panel, enabling the control panel to be provided with a plurality of first interfaces, and enabling the plurality of first interfaces to be connected with a plurality of electric clamping jaws, the first interface comprises a first power supply interface, a first signal interface and a second signal interface; s2, the control panel is connected with an upper computer, the control panel is provided with a second interface, the second interface is used for being connected with the upper computer, and the second interface comprises a third signal interface; s3, supplying power to the control panel, setting test parameters in the upper computer software, receiving a test signal of the upper computer software by the control panel, and testing the electric clamping jaw; and S4, the control panel receives the feedback signal of the electric clamping jaw, analyzes the feedback signal and feeds back the feedback signal to the upper computer software, and the upper computer software outputs a test result according to the feedback signal. According to the testing method, batch testing of the electric clamping jaws can be achieved, and manpower and time cost is saved.

Description

Technical Field

[0001] The invention relates to the technical field of mechanical equipment testing, and in particular to a testing method for detecting the function of an electric clamp. Background Art

[0002] The electric gripper is a commonly used actuator in the field of mechanical automation. It is used to clamp, grab and carry various objects. It consists of a motor, a reducer, a transmission system and a gripper. It achieves the action of clamping and releasing objects through electric control. The design of the electric gripper enables it to be operated intelligently according to needs. It has versatility. Compared with traditional manual grippers, electric grippers are more stable and reliable and can clamp objects of different shapes and weights. In addition, the electric gripper can also be connected to a computer system or other equipment to achieve intelligent automatic operation.

[0003] With the mass production of electric grippers, the qualification rate and functional testing of electric grippers will become more stringent. However, the existing electric gripper testing methods mostly use manually operated testing devices to test electric grippers, which results in incomplete functional testing and easy omission of test items. In addition, due to human operation, people have subjective factors, the test is not objective and rigorous enough, and the manpower and time costs are too high.

[0004] Therefore, in order to solve the above problems, a test method for detecting the function of an electric gripper is proposed. Summary of the invention

[0005] The main purpose of the present invention is to provide a test method for functional detection of electric grippers, aiming to solve the problems of incomplete functional testing of electric grippers on the market before leaving the factory due to mass production, easy omission of test items, and excessive testing manpower and cost. The above problems are solved by designing a new test method for functional detection of electric grippers.

[0006] To achieve the above object, the present invention provides a test method for detecting the function of an electric gripper, the test method comprising the following steps:

[0007] S1: Connecting the electric gripper to be tested to a control panel, wherein the control panel is provided with a plurality of first interfaces, which are respectively used to connect to a plurality of electric grippers, and the first interfaces include a first power supply interface, a first signal interface, and a second signal interface;

[0008] S2: Connecting the control board to a host computer, wherein the control board is provided with a second interface, the second interface is used to connect to the host computer, and the second interface includes a third signal interface;

[0009] S3: supplying power to the control board and setting test parameters in the host computer software, wherein the control board receives the test signal of the host computer software and performs a test on the electric gripper;

[0010] S4: The control board receives the feedback signal from the electric gripper, analyzes it, and feeds the feedback signal back to the host computer software. The host computer software outputs the test result based on the feedback signal.

[0011] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: the control board is a control circuit board, the control board communicates with the electric gripper through the first signal interface, the second signal interface, and the control board communicates with the host computer through the third signal interface.

[0012] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: in step S3, the control board receives the test signal of the upper computer software, first judges the test data corresponding to the test signal, and controls the electric gripper to perform the test after parsing the test data.

[0013] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: the control board first sends a test signal A to the electric gripper through the first signal interface. When the first signal interface on the control board does not receive a feedback signal from the electric gripper, the control board will automatically send an error code to the host computer software; when the first signal interface on the control board receives a feedback signal from the electric gripper, the control board will automatically send information to the host computer software that the electric gripper can work normally.

[0014] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: when the first signal interface on the control board does not receive the feedback signal of the electric gripper, the host computer software will automatically pop up a window to prompt that the electric gripper does not meet the factory standard.

[0015] One of the preferred technical solutions of the test method for functional detection of the electric gripper of the present invention is: the control board sends a test signal B to the electric gripper through the second signal interface, the electric gripper executes the test signal B and feeds back a signal to the control board through the second signal interface, the control board can obtain the specific working parameters of the electric gripper through the feedback signal received through the second signal interface, and the control board feeds back the specific working parameters of the electric gripper to the upper computer software through the third signal interface.

[0016] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: before the control board sends the test signal A to the electric gripper through the first signal interface, the corresponding serial port number and baud rate are first selected in the host computer software to test the electric gripper.

[0017] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: a first signal indicator light is provided on the control panel, and when the control panel outputs a signal to the electric gripper, the first signal indicator light is on, and when the control panel does not output a signal to the electric gripper, the first signal indicator light is off.

[0018] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: a second signal indicator light is provided on the control panel, and when the electric gripper inputs a signal to the control panel, the second signal indicator light is on, and when the electric gripper does not input a signal to the control panel, the second signal indicator light is off.

[0019] One of the preferred technical solutions of the test method for detecting the function of the electric gripper of the present invention is: a relay is provided on the control board, and the frequent power on and off tests of the electric gripper can be realized by setting the number of power on and off times of the electric gripper in the upper computer software. The relay ensures that the electric gripper is not damaged due to frequent power on and off.

[0020] The test method for detecting the function of the electric gripper provided by the present invention will have at least the following beneficial effects:

[0021] First, the present invention sets fixed detection processes and steps to test the electric grippers in batches, and during the test, the steps are strictly followed to ensure the integrity of the functional test, prevent the omission of a certain function during the test, and ensure the accuracy of the quality inspection;

[0022] Second, in the present invention, people are not the dominant factor in the detection. It is only necessary to control the host computer to operate the test software to complete the batch automatic detection of the electric gripper. Whether it is qualified or not is not judged by people, but by comparing the test results with the standard parameters, making the test more standardized and stricter.

[0023] Third: The present invention can realize semi-automatic testing through the control board and the host computer. One control board can realize the simultaneous detection of multiple electric grippers, which greatly saves manpower and time costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0025] Figure 1 A schematic diagram of the steps of a test method for detecting the function of an electric gripper of the present invention; DETAILED DESCRIPTION

[0026] The technical scheme in the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

[0027] It should be noted that when an element is referred to as being "disposed on" another element, it may be directly disposed on the other element or there may be an element in the middle. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or there may be an element in the middle. When an element is referred to as being "mounted on" another element, it may be directly mounted on the other element or there may be an element in the middle.

[0028] In addition, it should be understood that all directional indications in the embodiments (such as up, down, left, right, middle, etc.) are only used to explain the relative position relationship, movement, etc. between the components in a certain posture (as shown in the drawings). If the specific posture changes, the directional indication will also change accordingly; the terms "first", "second", etc. are used to distinguish different structural components. These terms are only for the convenience of describing the present invention and simplifying the description, and cannot be understood as limiting the present invention.

[0029] The present embodiment discloses a test method for detecting the function of an electric gripper, wherein the electric gripper is controlled by designing a control board, and the electric gripper is controlled according to a level pulse signal (IO signal) unique to the electric gripper, and the IO signal fed back by the electric gripper is received. The current state of the electric gripper can be detected through the IO signal fed back by the electric gripper; in addition, the control board also communicates with the electric gripper through a Modbus485 signal, and can complete functional tests such as the angle, speed, and current of the electric gripper, and receive specific test signals fed back by the electric gripper. The control board communicates with the host computer through a Modbus485 signal, and feeds back the information fed back by the electric gripper test to the host computer software. By operating the host computer software, the electric gripper can be quickly batch tested and the test results can be obtained.

[0030] refer to Figure 1 The test method described in this embodiment includes the following steps:

[0031] S1: Connect the electric gripper to be tested to the control board, which is provided with multiple first interfaces, which are respectively used to connect to multiple electric grippers, so that multiple electric grippers can be tested simultaneously. In this embodiment, the control board can be connected to at least 5 or more electric grippers for testing at the same time. The first interface includes a first power supply interface, a first signal interface and a second signal interface. The first power supply interface is used to supply power to the electric gripper. One of the preferred technical solutions for the test method of the function detection of the electric gripper in this embodiment is: the control board is a control circuit board, and the control board communicates with the electric gripper through the first signal interface and the second signal interface. In this embodiment, the first signal interface is used to transmit IO signals, and the second signal interface is used to transmit Modbus485 signals.

[0032] S2: Connect the control board and the host computer. The control board is provided with a second interface, the second interface is used to connect to the host computer, the second interface includes a third signal interface, the control board communicates with the host computer through the third signal interface, the third signal interface is used to transmit Modbus485 signals, and the control board and the host computer communicate through Modbus485 signals.

[0033] S3: Power the control board and set test parameters in the host computer software, wherein the test parameters include: setting the number of automatic test clamping times of the electric gripper, the rotation speed of the electric gripper, and the clamping force of the electric gripper in the host computer software. The control board receives the test signal of the host computer software and performs a test on the electric gripper. In this embodiment, the control board is powered by a 24V DC power supply;

[0034] S4: The control board receives the feedback signal of the electric gripper, analyzes it and feeds it back to the host computer software. The host computer software outputs the test result according to the feedback signal. The host computer software can obtain and output the data that the electric gripper of this embodiment needs to test through the signal fed back by the control board. After the output, all the test data can be exported. The host computer software can also remind the tester for qualified and unqualified data.

[0035] The test method for the functional detection of the electric grippers in this embodiment sets up fixed detection processes and steps, and performs batch detection on the electric grippers. During the detection, the steps are strictly followed, so as to ensure the integrity of the functional detection and prevent the omission of a certain function during the detection, so as to ensure the accuracy of the quality inspection. The present embodiment can realize semi-automatic testing through the control board and the host computer. One control board can realize the simultaneous detection of multiple electric grippers. During the detection, people are not the dominant factor. It is only necessary to control the host computer to operate the test software to complete the batch automatic detection of the electric grippers. Whether it is qualified or not is not judged by people, but is compared with the test results and standard parameters, making the test more standardized and strict, while also saving manpower and time costs.

[0036] One of the preferred technical solutions for the test method of the electric gripper function detection in this embodiment is: in step S3, the control board receives the test signal of the host computer software, first judges the test data corresponding to the test signal, and controls the electric gripper to perform the test after parsing the test data.

[0037] The test method for detecting the function of the electric gripper in this embodiment is further as follows: the control board first sends a test signal A to the electric gripper through the first signal interface. When the first signal interface on the control board does not receive a feedback signal from the electric gripper, the control board will automatically send an error code to the upper computer software; when the first signal interface on the control board receives a feedback signal from the electric gripper, the control board will automatically send information to the upper computer software that the electric gripper can work normally.

[0038] One of the preferred technical solutions of the test method for detecting the function of the electric gripper in this embodiment is: when the first signal interface on the control board does not receive the feedback signal of the electric gripper, the host computer software will automatically pop up a window to prompt that the electric gripper does not meet the factory standards.

[0039] That is, in this embodiment, after receiving the data, the control board determines the data content, parses the data and sends or receives IO signals to control the electric gripper or obtain the working information of the electric gripper. When the control board does not detect the IO signal, the control board will automatically alarm and send an error code to the host computer software. The tester can know whether the IO input and output signals of the electric gripper are normal according to the pop-up prompts of the host computer, and judge whether the electric gripper meets the factory standards.

[0040] One of the preferred technical solutions for the test method of the electric gripper function detection in the present embodiment is: the control board sends a test signal B to the electric gripper through the second signal interface, the electric gripper executes the test signal B and feeds back a signal to the control board through the second signal interface, the control board can obtain specific working parameters of the electric gripper through the feedback signal received through the second signal interface, and the control board feeds back the specific working parameters of the electric gripper to the upper computer software through the third signal interface.

[0041] One of the preferred technical solutions for the test method of the electric gripper function detection in this embodiment is: before the control board sends the test signal A to the electric gripper through the first signal interface, the corresponding serial port number and baud rate are first selected in the host computer software to test the electric gripper.

[0042] One of the preferred technical solutions for the test method of the electric gripper function detection in the present embodiment is: a first signal indicator light is provided on the control panel, and when the control panel outputs a signal to the electric gripper, the first signal indicator light is on, and when the control panel does not output a signal to the electric gripper, the first signal indicator light is off. In the present embodiment, through the first signal light, the tester can quickly know whether the control panel outputs a signal to the electric gripper.

[0043] One of the preferred technical solutions for the test method of the electric gripper function detection in the present embodiment is: a second signal indicator light is provided on the control panel, and when the electric gripper inputs a signal to the control panel, the second signal indicator light is on, and when the electric gripper does not input a signal to the control panel, the second signal indicator light is off. In the present embodiment, through the second signal light, the tester can quickly know whether the electric gripper outputs a signal to the control panel.

[0044] One of the preferred technical solutions for the test method of the electric gripper function detection in this embodiment is: a relay is provided on the control board, and the electric gripper can be frequently powered on and off tested by setting the number of times the electric gripper is powered on and off in the upper computer software. The relay ensures that the electric gripper is not damaged due to frequent power on and off.

[0045] The above embodiments only express the implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the present application. It should be pointed out that, for a person of ordinary skill in the art, several modifications and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the attached claims.

[0046] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A test method for detecting the function of an electric gripper, characterized in that: The test method comprises the following steps: S1: Connecting the electric gripper to be tested to a control panel, wherein the control panel is provided with a plurality of first interfaces, which are respectively used to connect to a plurality of electric grippers, and the first interfaces include a first power supply interface, a first signal interface, and a second signal interface; S2: Connecting the control board to a host computer, wherein the control board is provided with a second interface, the second interface is used to connect to the host computer, and the second interface includes a third signal interface; S3: supplying power to the control board and setting test parameters in the host computer software, wherein the control board receives the test signal of the host computer software and performs a test on the electric gripper; S4: The control board receives the feedback signal of the electric gripper, analyzes it and feeds it back to the host computer software, which then outputs the test result based on the feedback signal.

2. A method for testing the function of an electric gripper according to claim 1, characterized in that: The control board is a control circuit board. The control board communicates with the electric gripper through the first signal interface and the second signal interface. The control board communicates with the host computer through the third signal interface.

3. A method for testing the function of an electric gripper according to claim 1, characterized in that: In step S3, the control board receives the test signal from the upper computer software, first determines the test data corresponding to the test signal, and then controls the electric gripper to perform the test after analyzing the test data.

4. A method for testing the function of an electric gripper according to claim 3, characterized in that: The control board first sends a test signal A to the electric gripper through the first signal interface. When the first signal interface on the control board does not receive a feedback signal from the electric gripper, the control board will automatically send an error code to the host computer software. When the first signal interface on the control board receives a feedback signal from the electric gripper, the control board will automatically send information to the host computer software that the electric gripper can work normally.

5. A method for testing the function of an electric gripper according to claim 4, characterized in that: When the first signal interface on the control panel does not receive a feedback signal from the electric gripper, the host computer software will automatically pop up a window to prompt that the electric gripper does not meet the factory standard.

6. A method for testing the function of an electric gripper according to claim 4 or 5, characterized in that: The control board sends a test signal B to the electric gripper through the second signal interface. The electric gripper executes the test signal B and feeds back a signal to the control board through the second signal interface. The control board can obtain specific working parameters of the electric gripper through the feedback signal received through the second signal interface. The control board feeds back the specific working parameters of the electric gripper to the upper computer software through the third signal interface.

7. A method for testing the function of an electric gripper according to claim 5, characterized in that: Before the control board sends the test signal A to the electric gripper through the first signal interface, the corresponding serial port number and baud rate are first selected in the host computer software to test the electric gripper.

8. The method for testing the function of an electric gripper according to claim 1, characterized in that: The control panel is provided with a first signal indicator light. When the control panel outputs a signal to the electric clamp, the first signal indicator light is on. When the control panel does not output a signal to the electric clamp, the first signal indicator light is off.

9. A method for testing the function of an electric gripper according to claim 8, characterized in that: The control panel is provided with a second signal indicator light. When the electric gripper inputs a signal to the control panel, the second signal indicator light is on. When the electric gripper does not input a signal to the control panel, the second signal indicator light is off.

10. The method for testing the function of an electric gripper according to claim 1, characterized in that: The control board is provided with a relay. By setting the number of times the electric gripper is powered on and off in the upper computer software, frequent power-on and power-off tests of the electric gripper can be realized. The relay ensures that the electric gripper is not damaged due to frequent power-on and power-off.

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