Motion control experiment device

Abstract

The utility model provides a motion control experiment device, which comprises a lower table body, an upper table body and a function module, and is characterized in that the lower table body is provided with a space cabinet; the upper top surface of the lower table body is provided with a table panel and a mounting area; the upper table body is detachably mounted in the mounting area of the lower table body, the upper table body is of a box structure, and a plurality of mounting windows are formed in a main panel, close to one side of the table panel, of the upper table body; the functional module comprises a servo driving module, a variable frequency driving module, a double-shaft control module, an electrical module, a PLC (Programmable Logic Controller) control module and a control system module; the modules are installed at the installation windows in a one-to-one correspondence mode. According to the utility model, the modular design is adopted, the installation is flexible, the relative positions of the modules can be randomly changed as required, and the repair and the maintenance are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental teaching, in particular to a motion control experimental device. Background Art

[0002] The motion control experimental device is a comprehensive experimental platform designed to provide students with a comprehensive practical environment. It is developed in accordance with the requirements of vocational education and training, vocational skills assessment and practical teaching.

[0003] Not only can students learn PLC technology, sensor technology, motor drive technology, and various network and control technologies, but they can also apply the various technologies they have learned. This is particularly suitable for project-based teaching. Students can organically link the knowledge they have learned in the past on this motion control experimental device, raising their hands-on ability and comprehensive analysis ability to a new level.

[0004] However, the main frame of the existing motion control experimental device basically adopts an integral structural design, and its functional modules are directly fixed on the main frame. Once it leaves the factory, its usage mode and the position between the functional modules cannot be adjusted, and the functional modules cannot be added, reduced or replaced. It cannot meet the diversity and flexibility requirements of teaching. Utility Model Content

[0005] In order to solve the technical problems existing in the background technology, the utility model proposes a motion control experimental device.

[0006] The utility model provides a motion control experimental device, comprising: a lower platform, an upper platform, and a functional module, wherein:

[0007] The lower platform has a plurality of space cabinets arranged in parallel, each space cabinet is provided with an independent front upper door panel; the upper top surface of the lower platform is provided with a table panel arranged along the arrangement direction of the space cabinets and an installation area located on one side of the table panel;

[0008] The upper platform can be detachably mounted on the mounting area of ​​the lower platform. The upper platform is a box structure. A plurality of mounting windows are arranged on the main panel close to the platform panel. The periphery of each mounting window is provided with mounting holes. A rear door and a rear upper door panel installed at the rear door are arranged on the back panel opposite to the main panel.

[0009] The functional modules include a servo drive module, a variable frequency drive module, a dual-axis control module, an electrical module, a PLC control module and a control system module, and each module is provided with a mounting hole; each module is arranged at each mounting window one by one and assembled with the main panel through fasteners matching the mounting holes.

[0010] Preferably, the upper door panel on the space cabinet includes a front upper door panel arranged on the front side of the lower platform and a rear upper door panel arranged on the rear side of the lower platform.

[0011] Preferably, the servo drive module, the variable frequency drive module, the dual-axis control module, the electrical module, the PLC control module and the control system module are all provided with text labels for indicating functions.

[0012] Preferably, the exteriors of the variable frequency drive module and the electrical module are respectively covered with transparent protective covers.

[0013] Preferably, the transparent protective cover on the variable frequency drive module is assembled with the variable frequency drive module.

[0014] Preferably, the transparent protective cover on the electrical module is assembled with the electrical module.

[0015] Preferably, the outer surfaces of the lower platform and the upper platform are provided with an electrostatic sprayed plastic layer.

[0016] Preferably, casters are provided at the bottom of the lower platform.

[0017] Preferably, the servo drive module, the variable frequency drive module, the dual-axis control module, the electrical module, and the PLC control module are respectively connected to the control system module to be controlled by the control system module, and the control system module includes a display for displaying the real-time status of each module.

[0018] Preferably, the variable frequency drive module includes a mounting plate, a three-phase asynchronous motor mounted on the mounting plate, a frequency converter mounted on the mounting plate and connected to the three-phase asynchronous motor, a switch button for controlling the start / stop of the three-phase asynchronous motor, an AC contactor and a banana socket.

[0019] Preferably, the electrical module comprises a mounting plate, and an AC contactor, a wiring terminal, a banana socket and a signal interface mounted on the mounting plate.

[0020] Preferably, the servo drive module includes a mounting plate, a servo motor driver fixed on the mounting plate, a servo motor electrically connected to the servo motor driver to be controlled by the servo motor driver, a screw pair connected to the servo motor to be driven by the servo motor, a switch button for controlling the start / stop of the servo motor and a socket for external devices.

[0021] Preferably, the dual-axis control module includes a mounting plate, a dual-axis stepper motor mounted on the mounting plate, and a stepper motor driver for controlling the operation of the dual-axis stepper motor.

[0022] Preferably, the PLC control module includes a mounting plate, and a touch screen, a PLC, an IO expansion module, a wiring terminal, a digital tube and a rubber socket mounted on the mounting plate.

[0023] In the utility model, the lower platform is provided with a space cabinet, the top of the lower platform is provided with a table panel, and an installation area is reserved on one side of the table panel, and the upper platform is installed in the installation area of ​​the lower platform. This structural arrangement reasonably utilizes the effective space of the lower platform, so that the computer host, electrical parts and other supporting equipment are placed by the space cabinet in the lower platform, and the table panel on the top is used as a work surface, so that the assembly does not need to be additionally configured with a workbench. The upper platform and the lower platform are detachably assembled in a manner that the upper platform and the lower platform can be freely combined and used. At the same time, a plurality of installation windows are arranged on the main panel of the upper platform, and installation holes are arranged on the periphery of each installation window, and the servo drive module, the variable frequency drive module, the dual-axis control module, the electrical module, and the PLC control module and the control system module in the functional module are installed one by one at each installation window. This design method is flexible to install, and the relative position between each module can be freely exchanged as needed. In addition, a rear door is opened on the back panel of the upper platform to facilitate the arrangement of the line, and each module can be inspected and repaired without disassembling each module. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a front view of a motion control experimental device proposed by the utility model;

[0025] Figure 2 A side view of a motion control experimental device proposed by the utility model;

[0026] Figure 3 This is a back view of a motion control experimental device proposed by the utility model;

[0027] Figure 4 A forward isometric view of a motion control experimental device proposed by the utility model;

[0028] Figure 5 This is a back-facing axonometric diagram of a motion control experimental device proposed by the utility model. DETAILED DESCRIPTION

[0029] Reference Figure 1-3 The utility model proposes a motion control experimental device, comprising: a lower platform 1, an upper platform 2 and a functional module installed on the upper platform 2, wherein:

[0030] The lower platform 1 has a plurality of space cabinets arranged in parallel for placing computer host, electrical parts and other supporting equipment, and each space cabinet is provided with an independent front upper door panel 101 so that each space cabinet can be opened and closed separately.

[0031] The upper top surface of the lower platform 1 is provided with a table panel 102 arranged along the arrangement direction of the space cabinets and an installation area located on one side of the table panel 102, and the upper platform 2 is installed on the installation area of ​​the lower platform 1 by bolts. This design can form a workbench right in front of the upper platform 2, which is convenient for operation and observation, and does not require an additional workbench. The detachable assembly method of the upper platform 2 and the lower platform 1 allows the two to be freely combined as needed to meet more secondary opening requirements, such as: making the upper platform 2 and the lower platform 1 into a split structure, or assembling one of the upper platforms 2 with the lower platform 1 in another device, assembling the upper platform 2 in another device with the lower platform 1 in the device, etc.

[0032] The upper platform 2 is a box structure, and a plurality of installation windows are provided on the main panel near the side of the platform panel 102, and the periphery of each installation window is provided with installation holes, and a rear door and a rear upper door panel 201 installed at the rear door are provided on the back panel opposite to the main panel; the functional modules include a servo drive module 3, a variable frequency drive module 4, a dual-axis control module 5, an electrical module 6, a PLC control module 7 and a control system module 8 as the control center of the entire device, and each module is provided with installation holes respectively; each module (referring to the servo drive module 3, the variable frequency drive module 4, the dual-axis control module 5, the electrical module 6, the PLC control module 7 and the control system module 8) is arranged at each installation window one by one and assembled with the main panel through fasteners matching the installation holes. The modular design is flexible to install, and the relative positions between the modules can be freely exchanged as needed. The rear door set on the back panel is convenient for arranging the lines and can be repaired without disassembling the modules.

[0033] As can be seen from the above, the utility model makes reasonable use of the effective space of the lower platform 1, and can use the space cabinet in the lower platform 1 to place computer host, electrical parts and other supporting equipment, and use the table panel 102 on the top as a work surface, so that the assembly does not require an additional workbench. And the upper platform 2 and the lower platform 1 can be detachably assembled, so that the upper platform 2 and the lower platform 1 can be freely combined and used. In addition, the modular installation is flexible, and the relative positions of the modules can be freely exchanged as needed. In addition, a rear door is opened on the back panel of the upper platform 2 to facilitate the layout of the lines, and each module can be inspected and repaired without disassembling the modules.

[0034] In addition, in this embodiment, the upper door panel 101 on the space cabinet includes a front upper door panel arranged on the front side of the lower platform 1 and a rear upper door panel arranged on the rear side of the lower platform 1, so that the front and rear sides of the space cabinet can be opened. Since the line connection holes on the computer host, electrical parts and other supporting equipment are distributed in various parts, the front and rear sides of the space cabinet can be opened, which greatly facilitates the line connection of the computer host, electrical parts and other supporting equipment placed inside.

[0035] In this embodiment, the servo drive module 3, the variable frequency drive module 4, the dual-axis control module 5, the electrical module 6, the PLC control module 7 and the control system module 8 are all provided with text labels for indicating functions, so as to facilitate users to recognize the module functions.

[0036] In addition, for the variable frequency drive module 4 and the electrical module 6 which are subject to high-speed rotation and strong electric danger, transparent protective covers (not shown) are respectively provided on the outside of the two modules in this embodiment to provide physical shielding to ensure the personal safety of users.

[0037] Furthermore, the transparent protective cover on the variable frequency drive module 4 is assembled with the variable frequency drive module 4. When the position of the variable frequency drive module 4 is changed, the corresponding transparent protective cover does not need to be disassembled and assembled separately, which saves the replacement time. Similarly, the transparent protective cover on the electrical module 6 is assembled with the electrical module 6.

[0038] In this embodiment, the outer surfaces of the lower platform 1 and the upper platform 2 are provided with an electrostatic sprayed plastic layer, making them safer and more reliable.

[0039] In this embodiment, casters are provided at the bottom of the lower platform 1, and specifically, adjustable casters are used to facilitate the movement of the device.

[0040] Reference Figure 4-5 The servo drive module 3, the variable frequency drive module 4, the dual-axis control module 5, the electrical module 6, and the PLC control module 7 are respectively connected to the control system module 8 to be controlled by the control system module 8. The control system module 8 includes a display 801 for displaying the real-time status of each module, such as: real-time speed, current position, input and output signals, and can control each module individually to complete experiments of different modules.

[0041] In this embodiment, the variable frequency drive module 4 includes a mounting plate, a three-phase asynchronous motor 401 mounted on the mounting plate, a frequency converter 402 mounted on the mounting plate and connected to the three-phase asynchronous motor 401, a switch button for controlling the start / stop of the three-phase asynchronous motor 401, an AC contactor 601 and a banana socket. The frequency converter 402 is used in conjunction with the three-phase asynchronous motor to realize multi-speed variable frequency control and debugging of the three-phase asynchronous motor. When installing, it is placed at the corresponding installation window, and its mounting plate is mounted on the main panel using fasteners.

[0042] Furthermore, the frequency converter 402 adopts Siemens CU240E-2 frequency converter.

[0043] In this embodiment, the electrical module 6 is the output of the 24V power supply of the whole device, which includes a mounting plate, and an AC contactor 601, a wiring terminal, a banana socket and a signal interface mounted on the mounting plate. It can realize weak current control of strong current, making the experiment safer. And equipped with a plurality of different signal interfaces, it is more convenient to connect with external devices. During installation, it is placed at the corresponding installation window, and its mounting plate is mounted on the main panel using fasteners.

[0044] In this embodiment, the servo drive module 3 includes a mounting plate, a servo motor driver 301 fixed on the mounting plate, a servo motor 302 electrically connected to the servo motor driver 301 to be controlled by the servo motor driver 301, a lead screw pair 303 connected to the servo motor 302 to be driven by the servo motor 302, and a switch button for controlling the start / stop of the servo motor 302 and a socket for an external device. The servo drive module 3 can realize the position control and speed control of the shaft. When installing, it is placed at the corresponding installation window, and its mounting plate is mounted on the main panel using fasteners.

[0045] Furthermore, the servo motor driver 301 adopts a Siemens V90 PTI servo driver, and the servo motor 302 adopts a Siemens S-1FL6 servo motor.

[0046] In this embodiment, the dual-axis control module 5 includes a mounting plate, a dual-axis stepper motor 501 mounted on the mounting plate, and a stepper motor driver 502 for controlling the operation of the dual-axis stepper motor 501. The dual-axis control module 5 can simulate the movement of the manipulator in the x-axis and y-axis directions, and use control instructions to achieve speed and position control of the dual-axis stepper motor 501. When installing, place it at the corresponding installation window, and use fasteners to install its mounting plate on the main panel.

[0047] In this embodiment, the PLC control module 7 serves as the logic control center of the entire device, cooperates with different modules, downloads different programs, and completes different experiments. It includes a mounting plate, and a touch screen 701, a PLC 702, an IO expansion module 703, a wiring terminal, a digital tube, and a rubber socket installed on the mounting plate. With the IO expansion module 703, sufficient input and output signals are reserved to make it more convenient to expand the outside. When installing, place it at the corresponding installation window, and use fasteners to install its mounting plate on the main panel.

[0048] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A motion control experimental device, characterized in that: include: A lower platform (1), an upper platform (2), and a functional module, wherein: The lower platform (1) has a plurality of space cabinets arranged in parallel, each space cabinet being provided with an independent upper door panel (101); the upper top surface of the lower platform (1) is provided with a table panel (102) arranged along the arrangement direction of the space cabinets and an installation area located on one side of the table panel (102); The upper platform (2) can be detachably mounted on the mounting area of ​​the lower platform (1); the upper platform (2) is a box structure; a main panel on the side close to the platform panel (102) is provided with a plurality of mounting windows; the periphery of each mounting window is provided with mounting holes; a rear door and a rear upper door panel (201) mounted at the rear door are provided on the back panel opposite to the main panel; The functional modules include a servo drive module (3), a variable frequency drive module (4), a dual-axis control module (5), an electrical module (6), a PLC control module (7) and a control system module (8), each of which is provided with a mounting hole; the modules are arranged in a one-to-one correspondence at each mounting window and are assembled with the main panel through fasteners matching the mounting holes.

2. The motion control experimental device according to claim 1, characterized in that: The upper door panel (101) on the space cabinet comprises a front upper door panel arranged on the front side of the lower platform (1) and a rear upper door panel arranged on the rear side of the lower platform (1).

3. The motion control experimental device according to claim 1, characterized in that: The servo drive module (3), the variable frequency drive module (4), the dual-axis control module (5), the electrical module (6), the PLC control module (7) and the control system module (8) are all provided with text labels for indicating functions.

4. The motion control experimental device according to claim 1, characterized in that: The exteriors of the variable frequency drive module (4) and the electrical module (6) are respectively covered with transparent protective covers.

5. The motion control experimental device according to claim 4, characterized in that: The transparent protective cover on the variable frequency drive module (4) is assembled together with the variable frequency drive module (4).

6. The motion control experimental device according to claim 4, characterized in that: The transparent protective cover on the electrical module (6) is assembled with the electrical module (6).

7. The motion control experimental device according to claim 1, characterized in that: The outer surfaces of the lower platform (1) and the upper platform (2) are provided with an electrostatic sprayed plastic layer.

8. The motion control experimental device according to claim 1, characterized in that: The bottom of the lower platform (1) is provided with casters.

9. The motion control experimental device according to claim 1, characterized in that: The servo drive module (3), the variable frequency drive module (4), the dual-axis control module (5), the electrical module (6), and the PLC control module (7) are respectively connected to the control system module (8) to be controlled by the control system module (8), and the control system module (8) includes a display (801) for displaying the real-time status of each module.

10. The motion control experimental device according to any one of claims 1 to 8, characterized in that: The variable frequency drive module (4) comprises a mounting plate, a three-phase asynchronous motor (401) mounted on the mounting plate, a frequency converter (402) mounted on the mounting plate and connected to the three-phase asynchronous motor (401), a switch button for controlling the start / stop of the three-phase asynchronous motor (401), an AC contactor and a banana socket; Preferably, the electrical module (6) comprises a mounting plate, and an AC contactor (601), a wiring terminal, a banana socket and a signal interface mounted on the mounting plate; Preferably, the servo drive module (3) comprises a mounting plate, and a servo motor driver (301) fixed on the mounting plate, a servo motor (302) electrically connected to the servo motor driver (301) so as to be controlled by the servo motor driver (301), a lead screw pair (303) connected to the servo motor (302) so as to be driven by the servo motor (302), and a switch button for controlling the start / stop of the servo motor (302) and a socket for an external device; Preferably, the dual-axis control module (5) comprises a mounting plate, a dual-axis stepper motor (501) mounted on the mounting plate, and a stepper motor driver (502) for controlling the operation of the dual-axis stepper motor (501); Preferably, the PLC control module (7) comprises a mounting plate, and a touch screen (701), a PLC (702), an IO expansion module (703), a wiring terminal, a digital tube and a rubber socket mounted on the mounting plate.

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