CN112863288A

CN112863288A - Multifunctional PLC experiment platform

Info

Publication number: CN112863288A
Application number: CN202110224088.5A
Authority: CN
Inventors: 王川; 朱仕文; 陈亮; 孙越; 奚玉文; 徐智
Original assignee: China Tobacco Jiangsu Industrial Co Ltd
Current assignee: China Tobacco Jiangsu Industrial Co Ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-05-28

Abstract

The invention discloses a multifunctional PLC experiment platform, comprising a platform body, an integrated module, a main display board and a change module. The main display board is arranged on the table top of the platform body, and the integrated module is hung on the On the main display board, the integrated module is provided with a training module, the front of the training module is provided with a first suction member and a contact, and the back of the change module corresponds to the first suction member and the contact A second adsorption member and a probe are respectively provided at the points, so that the change module loaded with the PLC module can be adsorbed on the training module and the probe is connected to the contact through plugging. The invention can make up for the defects of small application range and single function of the existing PLC experimental platform.

Description

Multifunctional PLC experiment platform

Technical Field

The invention relates to the technical field of PLC (programmable logic controller) experiment platforms, in particular to a multifunctional PLC experiment platform.

Background

The PLC (programmable logic controller) is the core technology of the modern automatic control system, is the product of the combination of microcomputer technology and traditional relay contact control technology, and is widely applied to the field of modern industrial automatic control because of the characteristics of less investment, high stability, easy control and the like. The PLC experimental device can complete routine experiment projects of PLC such as hardware configuration, network communication, input programming and the like, and can assist in learning and developing the PLC.

However, because there are many manufacturers of PLC and each brand refines different series and model, the PLC experimental device cannot give consideration to its versatility, but only can be a small device with a single brand and a single model, resulting in the defects of small application range and single function of the existing PLC experimental platform.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a multifunctional PLC experimental platform to make up for the defects of small application range and single function of the conventional PLC experimental platform.

The technical scheme for solving the problems is that the multifunctional PLC experimental platform comprises a platform body, an integrated module, a main display board and a change module, wherein the main display board is arranged on a table board of the platform body, the integrated module is hung on the main display board, a practical training module is arranged on the integrated module, a first absorbing part and a contact are arranged on the front side of the practical training module, and a second absorbing part and a probe are respectively arranged on the back side of the change module corresponding to the first absorbing part and the contact, so that the change module loaded with the PLC module can be absorbed on the practical training module and the probe is in inserted connection with the contact.

Further, be equipped with the terminal on the platform body, the terminal includes quick plug terminal, binding post locates both sides about the quick plug terminal.

Further, the mesa level of platform body sets up, the perpendicular rigid coupling of main panel in on the mesa, the both sides of main panel all are provided with the side panel, two the side panel rotate respectively connect in the both sides of main panel.

Further, the main display board and the side display boards are all provided with hanging structures for hanging the integrated modules, and the hanging structures are arranged on the main display board and the side display boards in order.

Furthermore, the hanging structure comprises a bearing plate and a clamping plate, wherein the bearing plate and the clamping plate are vertically and fixedly connected to the display plate, and the bearing plate is positioned below the clamping plate; the joint board is provided with the plug connector perpendicularly downwards, the upper end of integration module corresponds the plug connector is provided with the draw-in groove, the tip of accepting the board sets up the stop part, the length of plug connector is not less than the degree of depth of draw-in groove, the degree of depth of draw-in groove is greater than the height of stop part, makes the lower extreme of integration module with when accepting the board butt the plug connector still is in the draw-in groove with when grafting length increases between the plug connector the lower extreme of integration module can break away from the backstop of stop part.

Furthermore, the connector clip and the clamping groove are correspondingly provided with a plurality of notches, the upper end of the right side wall of the clamping groove is provided with an arc-surface-shaped rotating notch, and the lower end of the connector clip is hemispherical.

Further, the integrated module further comprises an experiment auxiliary, the practical training module further comprises a bottom plate frame, the contact and the first suction accessory are arranged on the bottom plate frame, the experiment auxiliary is located below the bottom plate frame, and the experiment auxiliary comprises a quick wiring socket and a switch button module.

Furthermore, the bottom plate frame is of a square frame structure, four corners of the bottom plate frame are provided with first adsorption parts, the change module and the bottom plate frame are identical in size, the four corners of the change module are provided with second adsorption parts corresponding to the first adsorption parts, and the first adsorption parts and the second adsorption parts can be adsorbed mutually.

Furthermore, a PLC module is arranged in the middle of the changing module, and the probe comprises a plurality of independent probe point positions, so that each pin of the PLC module can be connected with the independent probe point positions.

Further, the probe is a spring probe; the contacts include a plurality of plug sites.

The invention has the beneficial effects that:

1. the invention relates to a multifunctional PLC experimental platform, which integrates PLC modules of different models to change modules of the same size and specification, leaves a universal probe on the change module, and designs a contact matched with the change module on an integrated module, so that the PLC modules of different models can carry out experimental operation through the same change module and the integrated module; through detachable structural connection between change module and the integration module, when the PLC module needs to be changed, directly take required change module can. Can change the PLC module of multiple model, like Siemens PLC, doubly good PLC, mitsubishi PLC etc. when experimenting the PILC module of different models, only need on same experiment platform switch change module can, saved the space and the wiring of laboratory bench greatly.

2. A magnetic adsorption piece can be arranged between the integrated module and the change module for adsorption positioning and connection, so that the integrated module is convenient to disassemble and replace; the adsorption points can be arranged at a plurality of positions, and after the probe is inserted into the contact, the change module can be positioned and is not easy to fall off.

3. The probe of the change module can comprise a plurality of probe point positions, the same contact point positions are correspondingly arranged, and the probe can be a spring probe.

4. Two side display plates are arranged on two sides of the main display plate in an extending mode, and the side display plates are rotatably connected with the main display plate, so that the side display plates can be opened and closed relative to the main display plate and can be opened when in use; when not in use, the rotary switch can rotate backwards to close the rotary switch, thereby saving space; furthermore, redundant integrated modules can be hung on the side display plate.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 is a structural diagram of a multifunctional PLC experimental platform according to an embodiment of the present invention;

fig. 2 is a front view structural diagram of a multifunctional PLC experimental platform according to an embodiment of the present invention;

fig. 3 is a rear view structural diagram of a change module of the multifunctional PLC experimental platform according to the embodiment of the present invention;

fig. 4 is a hanging structure for use between an integrated module and a display board according to an embodiment of the present invention.

In the figure:

1. a platform body; 2. an integration module; 3. a main display board; 4. a side display plate; 5. a training module; 6. experimental accessories; 7. a bottom plate frame; 8. a contact; 9. a first suction attachment; 10. a change module; 11. a PLC module; 12. a probe; 13. a second adsorption member; 21. a card slot; 31. a bearing plate; 32. the joint board.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In order to solve the above problems, the present invention provides a multifunctional PLC experimental platform, please refer to fig. 1, fig. 2, fig. 3, and fig. 4, which mainly includes: platform body 1, integration module 2, main panel 3, change module 10, be provided with on the mesa of platform body 1 main panel 3, integration module 2 hang adorn in on the main panel 3, be provided with on the integration module 2 and instruct module 5 in fact, instruct the front of module 5 in fact to be provided with first absorption 9, contact 8, change module 10's the back corresponds first absorption 9 contact 8 is provided with second absorption 13, probe 12 respectively for load PLC module 11 change module 10 can adsorb in instruct on the module 5 in fact just probe 12 with contact 8 is pegged graft and is switched on.

In an embodiment of the invention, the platform body 1 comprises an upper table top and a lower supporting foot, as shown in fig. 1. The mesa can the level set up, and main panel 3 then perpendicular rigid coupling is on the mesa, and the rigid coupling position can be in the rear position of mesa for can leave great space on the mesa for put relevant equipment etc.. Further, can set up the terminal on the platform body 1, the terminal includes quick plug terminal, binding post at least, binding post can locate quick plug terminal's upper and lower both sides. It is understood that the position of the terminal may be disposed at the rear or below the platform body 1, and may be disposed at a position close to the display board.

In the practical application process, the number of the integrated modules 2 arranged on the main display board 3 is limited, so that the side display boards 4 can be arranged on both sides of the main display board 3 to expand the capacity. The side display boards 4 and the main display board 3 can be rotatably connected, specifically, the two side display boards 4 can be respectively rotatably connected to two side edges of the main display board 3, and the side display boards 4 can be rotated around the side edges of the main display board 3 and can be opened and closed. When the side display plate 4 is needed to carry out an experiment, the side display plate 4 is opened; when not needed, the side display boards 4 are rotated to the rear part of the main display board 3, and the two side display boards 4 are overlapped with the main display board 3, so that the space is saved.

It can be understood that the area of the two side display boards 4 may be the same as the area of the main display board 3, and when the two side display boards 4 are overlapped, there is no overlap between the two side display boards 4; when the area of two side panels 4 is greater than the area of main panel 3, then when overlapping, there is partial overlap between two side panels 4, can adjust the size of side panel 4 according to actual conditions.

In the embodiment of the invention, the main display board 3 and the side display boards 4 are respectively provided with a hanging structure for hanging the integrated modules 2, and the hanging structures can be arranged on the display boards in order, so that the hanging integrated modules 2 are in order. It can be understood that there are various embodiments of the hanging structure, which can satisfy the requirement of portable detachment and installation of the integrated module 2

As an embodiment, the hanging structure can comprise a bearing plate 31 and a clamping plate 32. The bearing plate 31 and the clamping plate 32 are both vertically and fixedly connected to the display board (the display board comprises a main display board 3 and a side display board 4), and in a hanging structure, the bearing plate 31 is located below the clamping plate 32. The clamping plate 32 is vertically provided with a plug connector downwards, the upper end of the corresponding integrated module 2 is provided with a clamping groove 21, and the width of the clamping groove 21 is slightly larger than that of the plug connector. The end of the receiving plate 31 is provided with a stopper, which is disposed vertically upward. The length of plug connector can be not less than the degree of depth of draw-in groove 21, and the degree of depth of draw-in groove 21 can be greater than the height of stop part for integration module 2 can freely be dismantled, install by the experimenter.

Specifically, the slot 21 at the upper end of the integrated module 2 and the plug connector form a plug-in connection relationship, and the plug-in connection length is limited by the depth of the slot 21 and the length of the plug connector. The adjustment is accepted the interval between board 31 and the joint board 32, and when the length of plug connector is not less than the degree of depth of draw-in groove 21, integration module 2 can reciprocate in hanging the dress structure, and when integration module 2's lower extreme and when accepting board 31 butt, the plug connector still is in draw-in groove 21 for integration module 2's upper end, lower extreme are all by the backstop, can stabilize integration module 2's the dress stability of hanging.

When the integrated module is installed, the clamping groove 21 at the upper end of the integrated module 2 is aligned with and inserted into the connector, and the insertion length of the clamping groove 21 and the connector is maximized; the lower end of the integrated module 2 is clamped on the inner side of the stop piece, the lower end of the integrated module 2 is abutted against the bearing plate 31, and at the moment, part of the structure of the plug connector is still in the clamping groove 21 and can be matched with the stop piece to stop the integrated module 2 from sliding off the bearing plate 31; and finishing the installation.

When the integrated module 2 is disassembled, the integrated module 2 is lifted upwards by a certain height, so that the inserting length of the clamping groove 21 and the inserting connector is maximized; the lower end of the integrated module 2 is moved out to the outer side of the stop piece, and the integrated module 2 is pulled out downwards, so that the disassembly can be completed.

It can be understood that the clamping groove 21 and the plug connector can be correspondingly provided with a plurality of clamping pieces, the upper end of the right side wall of the clamping groove 21 can be provided with an arc-surface-shaped rotating notch, and the lower end of the plug connector can be correspondingly arranged to be hemispherical, so that the clamping groove 21 and the plug connector are convenient to detach and install. The distance between the bearing plate 31 and the clamping plate 32 can be set according to the installation length of the integrated module 2, and the functions of installation and disassembly can be realized.

As another mode, can set up the hole of hanging at the back of integration module 2, set up on the panel and hang the union piece, it can to correspond to articulate. It can be understood that a plurality of hanging holes and hanging pieces can be correspondingly arranged

In the embodiment of the invention, the integrated module 2 further comprises an experiment auxiliary part 6, wherein the experiment auxiliary part 6 at least comprises a quick connection socket and a switch button module and is used for the experiment of the PLC module 11; the practical training module 5 further comprises a bottom plate frame 7, and the contact 8 and the first suction accessory 9 are arranged on the bottom plate frame 7. The experiment accessories 6 can be arranged below the bottom plate frame 7 and arranged in order.

It can be understood that the bottom plate frame 7 can be of a square frame structure, the four corners of the bottom plate frame 7 are provided with the first suction fittings 9, one side edge is selected to be provided with the contact 8, and the contact 8 can comprise a plurality of plug point positions. Change module 10 can be unanimous with the size of bottom plate frame 7, and the relative position that corresponds four first absorption parts 9 at the four corners at the change module 10 back sets up four second and adsorbs 13, and first absorption part 9 and second adsorb 13 and can adsorb each other, can adopt magnetism to inhale the structure, and specific can adsorb 9 and second with first absorption part 13 and all set up to strong magnet to adsorb each other. It will be appreciated that the position of the probe 12 may correspond to the position of the contact 8, and that the probe 12 may comprise a plurality of probe sites.

A plurality of plug-in points of the contact 8 are respectively and independently electrically connected with the quick connection socket and the switch button module; a plurality of probe point positions of the probe 12 are respectively and independently electrically connected with each pin of the PLC module 11; so that the PLC module can communicate with the experiment auxiliary 6, thereby performing an experiment operation.

The probe 12 in the embodiment of the invention can be a spring probe, and the contact 8 is arranged as required, so that the conduction effect in the plugging process can be ensured. The PLC module 11 can be integrated in the middle of the change module 10, and all pins can be electrically connected with the probe point positions, so that the PLC and the change module 10 can be bound together, the pin quantity and the plugging requirement of PLCs of different models can be unified through the probe 12 and the contact 8, when the PLCs of different models need to be tested, only the probe 12 on the back of the change module 10 needs to be plugged into the contact 8 on the front of the practical training module 5, and meanwhile, the adsorption structure positions and fixes the change module 10, so that the connection stability is ensured.

Furthermore, compared with a naked PLC, the change module 10 loaded with the PLC module 11 is easier to store, so that the internal PLC is protected from being damaged, and the loss in the daily use process is reduced.

The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the specific embodiments of the invention be limited to these descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims

1. A multifunctional PLC experimental platform, characterized in that it comprises a platform body (1), an integrated module (2), a main display board (3), and a change module (10), and a table top of the platform body (1) The main display board (3) is provided, the integrated module (2) is hung on the main display board (3), the integrated module (2) is provided with a training module (5), and the integrated module (2) is provided with a training module (5). The front of the training module (5) is provided with a first suction member (9) and a contact (8), and the back of the changing module (10) corresponds to the first suction member (9) and the contact (8). ) are respectively provided with a second adsorption member (13) and a probe (12), so that the change module (10) loaded with the PLC module (11) can be adsorbed on the training module (5) and the probe The needle (12) is plugged into the contact (8) and conducted.

2 . The multifunctional PLC experimental platform according to claim 1 , wherein the platform body ( 1 ) is provided with terminals, the terminals include quick plug terminals and wiring terminals, and the wiring terminals are provided in 2 . The quick plug terminals are on the upper and lower sides.

3. A multifunctional PLC experimental platform according to claim 1, characterized in that the table top of the platform body (1) is arranged horizontally, and the main display board (3) is vertically fixed on the table top, so that the Both sides of the main display board (3) are provided with side display boards (4), and the two side display boards (4) are respectively rotatably connected to both sides of the main display board (3).

4. A multifunctional PLC experimental platform according to claim 3, characterized in that, a hanging structure is provided on the main display board (3) and the side display board (4) for hanging the The integrated module (2), the hanging structure is neatly arranged on the main display board (3) and the side display board (4).

5 . The multifunctional PLC experimental platform according to claim 4 , wherein the hanging structure comprises a receiving plate ( 31 ) and a clamping plate ( 32 ), the receiving plate ( 31 ), the The clamping plates (32) are vertically fixed on the display board, and the receiving plate (31) is located below the clamping plate (32); The upper end of the integrated module (2) is provided with a card slot (21) corresponding to the plug, the end of the receiving plate (31) is provided with a stopper, and the length of the plug is not less than the length of the plug The depth of the card slot (21), the depth of the card slot (21) is greater than the height of the stopper, so that when the lower end of the integrated module (2) is in contact with the receiving plate (31), the The plug connector is still in the card slot (21), and the lower end of the integrated module (2) can disengage from the stop when the plugging length between the card groove (21) and the plug connector increases. stop of the piece.

6 . The multifunctional PLC experimental platform according to claim 5 , characterized in that a plurality of said plugs and said card slots ( 21 ) are correspondingly provided, and a right side wall of said card slot ( 21 ) is provided. 7 . The upper end of the plug is provided with a cambered turning notch, and the lower end of the plug is set in a hemispherical shape.

7 . The multifunctional PLC experimental platform according to claim 1 , wherein the integrated module ( 2 ) further comprises experimental accessories ( 6 ), and the training module ( 5 ) further comprises a bottom plate frame. 8 . (7), the contact point (8) and the first suction member (9) are all arranged on the bottom plate frame (7), and the experimental auxiliary part (6) is located at the bottom of the bottom plate frame (7). Below, the experimental accessory (6) includes a quick connection socket and a switch button module.

8 . The multifunctional PLC experimental platform according to claim 7 , wherein the bottom plate frame ( 7 ) is a box-shaped structure, and the four corners of the bottom plate frame ( 7 ) are provided with first adsorption parts. 9 . (9), the changing module (10) is the same size as the bottom plate frame (7), and the four corners of the changing module (10) are provided with second suction members ( 13), the first adsorption member (9) and the second adsorption member (13) can be mutually adsorbed.

9 . The multifunctional PLC experimental platform according to claim 1 , wherein a PLC module ( 11 ) is arranged in the middle part of the changing module ( 10 ), and the probe ( 12 ) comprises a plurality of independent The probe points are provided, so that each pin of the PLC module (11) can be connected with an independent probe point.

10 . The multifunctional PLC experimental platform according to claim 9 , wherein the probe ( 12 ) is a spring probe; and the contact ( 8 ) includes a plurality of insertion points. 11 .