Numerical control device aging automatic test equipment and system

Abstract

The utility model provides numerical control device aging automatic test equipment and system, relates to the field of numerical control device aging test, and adopts the scheme that the numerical control device aging automatic test equipment comprises a box body and an industrial personal computer, the industrial personal computer can be electrically connected with a control module to be tested, the numerical control device aging automatic test equipment further comprises a moving assembly, the moving assembly drives a test board to move linearly, and the test board is movably arranged on the box body. The test board is provided with an induction support, a limiting switch is arranged at a calibration position on the box body, the induction support can trigger the limiting switch, the box body is further provided with a prompter, the prompter, the driving motor and the limiting switch can be electrically connected with a to-be-tested control module, and the to-be-tested control module can be detachably installed on the box body. The aging test device can replace laser cutting machine equipment to realize aging test, and is high in test efficiency, accurate in judgment and better in universality and practicability.

Description

Technical Field

[0001] The utility model relates to the field of aging test of numerical control devices, in particular to automatic aging test equipment and a system for numerical control devices. Background Art

[0002] CNC technology is widely used in the fields of machinery manufacturing, information industry, medical equipment industry, military equipment, etc., and is related to the national economy and people's quality of life. The core of CNC technology is the CNC device, which is regarded as the brain. The quality performance and stability of the CNC device are crucial to the product. Therefore, aging test of the quality performance and stability of the CNC device is a necessary process. The purpose of aging test is to verify whether the product can work stably and reliably for a long time during use, including whether the electrical, mechanical, chemical and other properties of the product can continue to meet user needs. Aging test usually adopts a long test cycle to more comprehensively evaluate the performance of the product.

[0003] In the prior art, the aging test of the integrated CNC system of the laser cutting machine refers to the process of simulating the various factors involved in the actual use scenario of the product to conduct corresponding conditions to strengthen the experiment and test its stability. The common aging method is mainly the actual test aging, that is, the integrated CNC system is assembled on the laser cutting machine equipment for testing. The laser cutting machine equipment works continuously for a set time under the control of the integrated CNC system, and the product is continuously tested to timely find out whether the integrated CNC system has aged.

[0004] With the above technical solution, since the laser cutting machine equipment does not have a monitoring function, it is unable to detect the fault of the integrated CNC system in time, and it is necessary to indirectly monitor whether a fault occurs through product testing, resulting in low test efficiency and inaccurate judgment. At the same time, it also seriously affects the working efficiency of the laser cutting machine equipment. In addition, the versatility and practicality of the aging test using the laser cutting machine equipment are poor, which cannot meet the current needs of users and brings inconvenience to users. Utility Model Content

[0005] In order to solve the technical problem that the aging test of CNC devices in the above-mentioned prior art cannot meet the requirements of users, the utility model provides an automatic aging test equipment and system for CNC devices, which can replace laser cutting machine equipment to realize aging test, has high test efficiency and accurate judgment, and has good versatility and practicality.

[0006] In the first aspect, the utility model provides an automatic aging test device for numerical control devices to solve the above technical problems, including a box and an industrial computer, the industrial computer can be electrically connected to the control module to be tested, and also includes a moving component, the moving component drives the test board to move linearly, the test board is movably arranged on the box, the test board is provided with an induction bracket, a limit switch is provided at the calibration position on the box, the induction bracket can trigger the limit switch, and a prompter is also provided on the box, the prompter, the drive motor and the limit switch can all be electrically connected to the control module to be tested, and the control module to be tested can be detachably installed on the box. Through the electrical coordination of the industrial computer, the moving component and the control module to be tested, the control module to be tested can be separated from the laser cutting machine equipment for aging test, and the limit switch can timely detect that the displacement of the moving component exceeds the calibration position and issue a prompt through the prompter, the test efficiency is high, the judgment of whether the control module to be tested has a fault aging phenomenon is more accurate, and the versatility and practicality are good.

[0007] Furthermore, the moving assembly includes a driving motor, a mounting plate, a slide rail assembly and a ball screw, the driving motor is arranged on the mounting plate, the mounting plate is arranged on the box body and is provided with the limit switch, the slide rail is installed on the mounting plate, the slide rail assembly includes two parallel slide rails, the slide rails are provided with sliders, the ball screw is located between the two slide rails, the ball screw is connected to the driving motor, the ball screw is provided with a slide seat, the slide seat is provided with the test plate, and the two sides of the test plate are respectively connected to the corresponding sliders.

[0008] Furthermore, it also includes a test motor, which is detachably arranged on the box body and can be electrically connected to the control module to be tested. By arranging the test motor, the working condition simulation of the multi-motor control of the control module to be tested can be satisfied, thereby improving the application scope of the test equipment.

[0009] Furthermore, the driving motor drives the test plate to move in the vertical direction, the mounting plate is arranged vertically, and the mounting plate is arranged on the box body through the horizontal plate. By arranging the moving component to move in the vertical direction, the volume of the box body can be reduced, the space occupied can be reduced, and the displacement of the driving motor can be observed more easily.

[0010] Furthermore, two sealing plates are arranged on the mounting plate, and the sealing plates are arranged opposite to the corresponding slide rails. The sealing plates are provided to prevent dust and prevent the slide block from moving.

[0011] Furthermore, a protective cover is also included, the protective cover is hinged to the box body, the protective cover can cover the outside of the moving component, and the protective cover is made of transparent material. The protective cover plays a protective role to avoid bumps and does not affect the user's observation of the working condition of the drive motor.

[0012] Furthermore, an emergency stop switch and a conversion switch are also provided on the box body, and the emergency stop switch and the conversion switch are both electrically connected to the industrial control machine.

[0013] Furthermore, casters are provided at the bottom of the box body, so that the device can be easily moved.

[0014] Furthermore, a display is included, which can be electrically connected to the control module to be tested, and is used to display whether the test motor and the drive motor are rotating and the displacement of the drive motor. Through the display, it can be more intuitive to find out whether the drive motor and the test motor are working normally.

[0015] In the second aspect, the utility model also provides a numerical control device aging automatic test system, including at least two of the above-mentioned numerical control device aging automatic test devices, and also including a master industrial control computer, which is electrically connected to the industrial control computers on different numerical control device aging automatic test devices. By setting up a master industrial control computer and multiple numerical control device aging automatic test devices, it is possible to achieve a master industrial control computer controlling multiple control modules to be tested to perform aging tests, thereby improving the efficiency of batch aging tests.

[0016] It can be seen from the above technical solutions that the utility model has the following advantages:

[0017] The utility model provides an automatic aging test device and system for numerical control devices. Through the electrical coordination of an industrial computer, a mobile component and a control module to be tested, the control module to be tested can be separated from the laser cutting machine device for aging test, and the limit switch can be used to timely find that the displacement of the mobile component exceeds the calibration position and a prompt is issued through a prompter. The test efficiency is high, and the judgment of whether the control module to be tested has a fault aging phenomenon is more accurate, and the versatility and practicality are good. By setting a test motor, the working condition simulation of the multi-motor control of the control module to be tested can be satisfied, and the application scope of the test device is improved. By setting the mobile component to move in the vertical direction, the box volume can be reduced, the space occupation can be reduced, and the displacement of the drive motor can be observed conveniently. The sealing plate is provided to play a dust-proof role to avoid the slider from moving stuck. The protective cover plays a protective role to avoid collision and does not affect the user's observation of the working condition of the drive motor. The casters are provided to facilitate the movement of the device. Through the display, it can be more intuitive to find out whether the drive motor and the test motor are working normally. By setting a total industrial computer and multiple automatic aging test devices for numerical control devices, one total industrial computer can control multiple control modules to be tested for aging test, and the efficiency of batch aging test is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the utility model, the drawings required for use in the description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is a schematic diagram of the structure of the first specific implementation mode of the utility model. Figure 1 .

[0020] Figure 2 This is a schematic diagram of the structure of the first specific implementation mode of the utility model. Figure 2 .

[0021] Figure 3 It is a structural schematic diagram of the mobile component in the first specific implementation mode of the utility model.

[0022] In the figure, 1. prompter; 2. moving component; 3. box; 4. protective cover; 5. emergency stop switch; 6. test motor one; 7. test motor two; 8. test motor three; 9. test motor four; 10. control module to be tested; 11. conversion switch; 12. caster; 201. drive motor; 202. ball screw; 203. mounting plate; 204. cross plate; 205. slide rail assembly; 206. sealing plate; 207. limit switch; 208. test board; 209. induction bracket. DETAILED DESCRIPTION

[0023] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme of the utility model will be clearly and completely described below in combination with the drawings in the specific embodiment. Obviously, the embodiments described below are only part of the embodiments of the utility model, not all of them. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this patent. Specific implementation method 1

[0025] like Figure 1 and Figure 3 As shown, this specific embodiment provides an automatic aging test equipment for numerical control devices, including a box body 3 and an industrial computer, the industrial computer can be electrically connected to the control module 10 to be tested, a mounting slot is provided on the box body 3, the control module 10 to be tested is detachably installed in the mounting slot by bolts, and also includes a moving component 2, the moving component 2 drives the test board 208 to move linearly, the test board 208 is movably arranged on the box body 3, an induction bracket 209 is arranged on the test board 208, a limit switch 207 is arranged at the calibrated position of the mounting plate 203, the induction bracket 209 can trigger the limit switch 207, and a prompter 1 is also arranged on the box body 3, the prompter 1, the drive motor 201 and the limit switch 207 can all be electrically connected to the control module 10 to be tested, the limit switch 207 is arranged on the mounting plate 203 outside the stroke controlled by the control module 10 to be tested, within the set time range, if the induction bracket 209 can trigger the limit switch 207, it proves that the control module 10 to be tested loses precise control of the drive motor 201 and aging occurs. Through the electrical coordination of the industrial computer, the mobile component 2 and the control module 10 to be tested, the control module 10 to be tested can be separated from the laser cutting machine equipment for aging test, and the limit switch 207 can be used to promptly detect that the displacement of the mobile component 2 exceeds the calibrated position and issue a prompt through the prompter 1. The test efficiency is high, and the judgment of whether the control module 10 to be tested has fault aging phenomenon is more accurate, and the versatility and practicality are good.

[0026] like Figure 3As shown, in order to ensure the stable movement of the test board 208, in this specific embodiment, the moving component 2 can adopt the following specific structure: the moving component 2 includes a driving motor 201, a mounting plate 203, a slide rail assembly 205 and a ball screw 202, the driving motor 201 is arranged on the mounting plate 203, the driving motor 201 drives the test board 208 to move linearly, the mounting plate 203 is arranged on the box body 3, the slide rail assembly 205 includes two parallel slide rails, the slide rails are installed on the mounting plate 203, a slider is arranged on the slide rail, and a ball screw 202 is provided. The ball screw 202 is located between the two slide rails, the ball screw 202 is connected to the drive motor 201, a slide seat is provided on the ball screw 202, a test plate 208 is provided on the slide seat, and both sides of the test plate 208 are respectively connected to the corresponding slide blocks; at the same time, two sealing plates 206 are provided on the mounting plate 203, and the sealing plates 206 are arranged opposite to the corresponding slide rails. The sealing plates 206 are provided to prevent dust and avoid jamming of the slide block; the mounting plate 203 is an inverted L-shaped structure, and the drive motor 201 is installed on the upper part of the mounting plate 203.

[0027] like Figure 1 and Figure 2 As shown, due to the development of automation level, the control module can often control multiple motors to work at the same time. In order to enable the present device to simulate the operation of multiple motors, a test motor is also included. The number of the test motors is determined by the number of motors actually controlled by the control module. Multiple test motors and the drive motor 201 respectively control the movements in different degrees of freedom. The test motor and the drive motor 201 together constitute the motor control object of the module to be tested. In the present specific embodiment, four test motors are provided, namely, test motor 1 6, test motor 2 7, test motor 3 8 and test motor 4 9. The test motors are detachably arranged in the hole grooves on the box body 3 by bolts, and the test motors can be electrically connected to the control module to be tested 10 through signal lines.

[0028] like Figure 3 As shown, in order to reduce the volume of the box 3 and thus reduce the space occupied by the box 3, in this specific embodiment, the ball screw 202 is vertically arranged, the drive motor 201 drives the test plate 208 to move in the vertical direction, the mounting plate 203 is vertically arranged, and the mounting plate 203 is arranged on the box 3 through the cross plate 204.

[0029] like Figure 2 As shown, in order to protect the moving component 2, this specific embodiment also includes a protective cover 4, which is hinged to the box body 3 through a hinge seat. The protective cover 4 can cover the outside of the moving component 2. The protective cover 4 is made of transparent material, specifically acrylic material.

[0030] In order to intuitively monitor the working conditions of the drive motor 201 and the test motor, in this specific embodiment, a display is also included. The display can be electrically connected to the control module 10 to be tested. The display is used to display whether the test motor and the drive motor 201 are rotating and the displacement of the drive motor 201. Through the display, it can be more intuitive to find out whether the drive motor 201 and the corresponding test motor are working normally; an emergency stop switch 5 and a conversion switch 11 are also provided on the box 3. The emergency stop switch 5 and the conversion switch 11 are both electrically connected to the industrial control machine. In order to facilitate movement, casters 12 are provided at the bottom of the box 3.

[0031] In this specific embodiment, the industrial computer is arranged inside the box 3, and the indicator 1 adopts an indicator light. When the control module 10 to be tested fails, the indicator light displays yellow, and when it passes, the indicator light displays green.

[0032] The working process of this CNC device aging automatic test equipment is:

[0033] First, the control module 10 to be tested is installed in the installation slot, and the required test motor is installed according to the control module 10 to be tested, and the signal lines of the test motor, the drive motor 201, the limit switch 207, the display and the prompter 1 are respectively plugged into the corresponding sockets of the control module 10 to be tested, and the control module 10 to be tested is electrically connected to the industrial computer through the signal line; the protective cover 4 is turned to cover the moving component 2; the machine is turned on, and the control module 10 to be tested is controlled to work for a set time; within the set time, if the induction bracket 209 triggers the limit switch 207, the prompter 1 issues a prompt, indicating that the control module 10 to be tested has aged within the set time, lost the precise control of the motor, and its performance is unreliable and the quality is unqualified; within the set time, if the display prompts that a certain test motor does not rotate, it means that the control module 10 to be tested has aged within the set time, lost the precise control of the motor, and its performance is unreliable and the quality is unqualified; within the set time, if the limit switch 207 is not triggered and the display does not show that a certain test motor does not rotate, it means that the performance of the control module 10 to be tested is stable and reliable, and the quality is qualified. Specific implementation method 2

[0035] The present specific implementation provides an automatic aging test system for numerical control devices, comprising at least two automatic aging test devices for numerical control devices of the first specific implementation mode, and also comprising a main industrial control computer, which is provided with a plurality of signal interfaces, and the main industrial control computer is electrically connected to the industrial control computers on different automatic aging test devices for numerical control devices through signal lines; in the present specific implementation mode, three automatic aging test devices for numerical control devices are provided.

[0036] From the above specific implementations, it can be seen that the utility model has the following beneficial effects:

[0037] 1. Through the electrical coordination of the industrial computer, the mobile component 2 and the control module 10 to be tested, the control module 10 to be tested can be separated from the laser cutting machine equipment for aging test, and the limit switch 207 can timely detect that the displacement of the mobile component 2 exceeds the calibration position and issue a prompt through the prompter 1. The test efficiency is high, and the judgment of whether the control module 10 to be tested has a fault aging phenomenon is more accurate, and the versatility and practicality are good;

[0038] 2. By setting the test motor to simulate the working conditions of more than 10 motors of the control module to be tested, the application scope of this test equipment is improved;

[0039] 3. By setting the moving assembly 2 to move in the vertical direction, the volume of the box 3 can be reduced, the space occupied can be reduced, and the displacement of the driving motor 201 can be observed more easily;

[0040] 4. The sealing plate 206 is provided to prevent dust and prevent the slider from jamming; the protective cover 4 is provided to protect the slider from bumping and not to affect the user's observation of the working condition of the driving motor 201;

[0041] 5. The equipment can be easily moved by providing casters 12;

[0042] 6. Whether the drive motor 201 and the test motor are working normally can be found intuitively through the display;

[0043] 7. By setting up a master industrial control computer and multiple CNC device aging automatic test equipment, it is possible to achieve a master industrial control computer controlling multiple control modules 10 to be tested to perform aging tests, thereby improving the efficiency of batch aging tests.

[0044] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An automatic aging test device for a numerical control device, comprising a box (3) and an industrial computer, the industrial computer being electrically connected to a control module to be tested, characterized in that: The invention also comprises a moving component (2), wherein the moving component (2) drives a test board (208) to move linearly, the test board (208) is movably arranged on a box (3), an induction bracket (209) is arranged on the test board (208), a limit switch (207) is arranged at a calibrated position on the box (3), the induction bracket (209) can trigger the limit switch (207), and a prompter (1) is also arranged on the box (3), the prompter (1), the drive motor (201) and the limit switch (207) can all be electrically connected to a control module to be tested, and the control module to be tested can be detachably mounted on the box (3).

2. The automatic aging test equipment for numerical control devices according to claim 1, characterized in that: The moving assembly (2) comprises a driving motor (201), a mounting plate (203), a slide rail assembly (205) and a ball screw (202); the driving motor (201) is arranged on the mounting plate (203); the mounting plate (203) is arranged on the box body (3) and is provided with a limit switch (207); the slide rail assembly (205) comprises two slide rails arranged in parallel; the slide rails are arranged on the mounting plate (203); a slider is arranged on the slide rail; the ball screw (202) is located between the two slide rails; the ball screw (202) is connected to the driving motor (201); a slide seat is arranged on the ball screw (202); a test plate (208) is arranged on the slide seat; and two sides of the test plate (208) are respectively connected to corresponding sliders.

3. The automatic aging test equipment for numerical control devices according to claim 2, characterized in that: It also includes a test motor, which is detachably arranged on the box body (3) and can be electrically connected to the control module to be tested.

4. The automatic aging test equipment for numerical control devices according to claim 3, characterized in that: The driving motor (201) drives the test plate (208) to move in a vertical direction. The mounting plate (203) is arranged vertically. The mounting plate (203) is arranged on the box body (3) through a horizontal plate (204).

5. The automatic aging test equipment for numerical control devices according to claim 2, characterized in that: Two sealing plates (206) are arranged on the mounting plate (203), and the sealing plates (206) are arranged opposite to the corresponding slide rails.

6. The automatic aging test equipment for numerical control devices according to any one of claims 1 to 5, characterized in that: The invention also comprises a protective cover (4), which is hinged to the box body (3), and the protective cover (4) can cover the outside of the moving component (2), and the protective cover (4) is made of a transparent material.

7. The automatic aging test equipment for numerical control devices according to claim 6, characterized in that: The box body (3) is also provided with an emergency stop switch (5) and a change-over switch (11), and both the emergency stop switch (5) and the change-over switch (11) are electrically connected to the industrial control machine.

8. The automatic aging test equipment for numerical control devices according to claim 7, characterized in that: Casters (12) are arranged at the bottom of the box body (3).

9. The automatic aging test equipment for numerical control devices according to claim 3, characterized in that: It also includes a display, which can be electrically connected to the control module to be tested, and is used to display whether the test motor and the drive motor (201) are rotating and the displacement of the drive motor (201).

10. An automatic aging test system for numerical control devices, characterized in that: It comprises at least two automatic aging test devices for numerical control devices as claimed in claim 9, and also comprises a master industrial control computer, which is electrically connected to the industrial control computers on different automatic aging test devices for numerical control devices.

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