PLC control device

Abstract

The utility model discloses a plc control device which comprises a plc control device body, wiring modules are fixedly installed on the two sides of the top of the plc control device body, a plurality of wiring ports are formed in the side walls of the wiring modules, and fixing screws are arranged on the tops of the wiring ports respectively. The bottom ends of the multiple fixing screws penetrate through the top of the wiring module and are in threaded connection with the wiring module, the bottom of the wiring port is slidably provided with a wiring terminal, the bottom ends of the multiple wiring terminals are each provided with a contraction mechanism, and a supporting mechanism is arranged in the plc control device body. According to the utility model, the wiring terminals are supported and fixed through the supporting mechanism, so that all the wiring terminals and all the fixing screws extrude and lock the ends of the connecting wires at the same time, and the installation efficiency of the plc control device body and the error-tolerant rate in the installation process can be improved through the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to a plc control device technical field especially relates to a kind of plc control device. BACKGROUND

[0002] PLC is a kind of electronic equipment specially designed for industrial automation, can handle input data and make the decision of controlling industrial equipment. It is widely used in the control of pump, motor, assembly line equipment, robot and other machines, with the ability to withstand dust, water spray, extreme temperature and other harsh environments, to provide long-term stable service, the hardware composition of PLC is similar to microcomputer, including central processing unit (CPU), memory, input / output interface, power supply and communication interface etc.

[0003] In assembly line, PLC control device plays a vital role. It can not only control the movement and operation of robot according to pre-set control algorithm, but also realize logic control, digital operation, data processing, equipment control and communication functions, so as to realize the overall control of robot automation production line.

[0004] With the continuous development of industry, automation production line has become the standard configuration of modern factory. And robot automation production line based on PLC control has become the mainstream trend of industrial production.

[0005] The plc control device developed based on PLC and robot assembly line has the technical advantages of high efficiency, flexibility and safety, and its research and development background mainly comes from market demand, technological progress and policy support. With the continuous progress and innovation of technology, it is believed that plc control device will play an increasingly important role in industrial production.

[0006] The existing plc control device is connected with the unit that needs to be controlled or accept signal through input / output module (I / O module), and the plc control device developed based on PLC and robot assembly line has more and more equipment units to be controlled, and the existing input / output module (I / O module) interface is also more and more, while the traditional plc control device still uses screw and contact sheet (terminal) to extrude and fix the end of connecting wire. When multiple end heads are connected to I / O module terminal, after one connecting wire end head is fixed by screw and contact sheet extrusion, the next connecting wire can be connected. In the installation process of continuous multiple connecting wires, multiple screws need to be tightened repeatedly, too many repeated actions seriously affect the installation efficiency of plc control device. UTILITY MODEL CONTENT

[0007] The purpose of the present application is to provide a kind of plc control device to solve the above-mentioned deficiencies in the prior art.

[0008] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of plc control device, including plc control device ontology, the wiring module is fixedly installed on the top of plc control device ontology, a plurality of wiring ports are set on the side wall of wiring module, the top of a plurality of wiring ports is provided with fixed screw respectively, the bottom end of a plurality of fixed screws is penetrated with wiring module top and the threaded connection of wiring module, wiring terminal is slidably arranged at the bottom of wiring port, a plurality of wiring terminal bottom end is provided with shrink mechanism, support mechanism is arranged in the inside of plc control device ontology.

[0009] As further description of the above technical solution: the shrink mechanism includes drive frame, the drive frame is slidably installed in the inside of plc control device ontology, drive slot is formed in the inner wall of drive frame on both sides, the bottom end of wiring terminal is slidably fitted with two drive slots, the one end of drive frame is fixedly connected with button, the button is penetrated with the side wall of plc control device ontology and the sliding fit of plc control device ontology, the one end of drive frame away from button is fixedly connected with spring, the other end of spring is fixedly connected with plc control device ontology.

[0010] As further description of the above technical solution: the bottom end of a plurality of fixed screws is rotatably connected with extrusion sheet, and the extrusion sheet is slidably installed in the inside of wiring port.

[0011] As further description of the above technical solution: a plurality of identification grooves are formed in the top of plc control device ontology, and the positions of a plurality of locking screws correspond to the plurality of identification grooves respectively.

[0012] As further description of the above technical solution: the support mechanism includes connecting plate, the connecting plate is slidably installed in the inside of plc control device ontology, a plurality of support frames are rotatably installed on the connecting plate, a plurality of top rods are rotatably connected to the one end of a plurality of support frames away from the connecting plate, a plurality of top rods are slidably installed in the inside of plc control device ontology, the one end of a plurality of top rods is in contact with the side wall of drive frame, the one end of connecting plate is rotatably connected with adjusting bolt, and the adjusting bolt is threadedly connected with plc control device ontology.

[0013] As further description of the above technical solution: wiring head is fixedly installed on one end of the top of plc control device ontology, and a plurality of indicator lamps are fixedly installed on the top of plc control device ontology.

[0014] As a further description of the above technical solutions: the top of the plc control device body is provided with a ventilation groove, the top of the ventilation groove is provided with a dust screen, the top of the dust screen is provided with a grating plate, and the grating plate is fixedly connected with the plc control device body.

[0015] As a further description of the above technical solutions: the bottom of the grating plate is fixedly installed with a rubber ring, the size of the rubber ring is slightly smaller than the size of the dust screen, and the rubber ring is in contact with the dust screen.

[0016] The utility model provides a kind of plc control device.It has the following beneficial effects: when carrying out plc control device body installation connection, each wiring port and connecting wire can be preliminarily fixed quickly first, after checking and determining that connecting wire connection is correct, wiring terminal is supported and fixed by support mechanism, so that all wiring terminals and all fixed screws simultaneously extrude and lock the connecting wire end, the installation efficiency of the plc control device body and the fault tolerance rate in installation process can be improved by the device.

[0017] It should be understood that the foregoing general description and the following detailed description are merely exemplary and explanatory, rather than intended to limit the present disclosure.

[0018] The present application provides an overview of various implementations or examples of the technology described in the present disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The utility model provides a kind of overall structure schematic diagram of plc control device;

[0020] Figure 2 It is three-dimensional explosion structure schematic diagram of the utility model;

[0021] Figure 3 It is three-dimensional structure schematic diagram of grating plate of the utility model;

[0022] Figure 4 It is three-dimensional explosion structure schematic diagram of wiring module of the utility model;

[0023] Figure 5 It is three-dimensional structure schematic diagram of wiring terminal of the utility model;

[0024] Figure 6 It is three-dimensional explosion structure schematic diagram of wiring terminal of the utility model.

[0025] LEGEND:

[0026] 1, plc control device body; 2, wiring module; 3, wiring port; 4, fixing screw; 5, wiring terminal; 6, drive frame; 7, drive slot; 8, button; 9, spring; 10, top rod; 11, support frame; 12, connecting plate; 13, adjusting bolt; 14, extrusion piece; 15, air slot; 16, grid plate; 17, rubber ring; 18, dust screen; 19, wiring head; 20, indicator light; 21, identification slot. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] Reference Figures 1-6 A kind of plc control device, including plc control device body 1, wiring module 2 is fixedly installed on the top of the plc control device body 1, multiple wiring ports 3 are set on the side wall of the wiring module 2, multiple fixed screws 4 are respectively arranged on the top of multiple wiring ports 3, the bottom end of multiple fixed screws 4 is connected with wiring module 2 by screwing through the top of wiring module 2, wiring terminal 5 is slidably arranged at the bottom of wiring port 3, multiple wiring terminals 5 are all provided with shrinkage mechanism at the bottom, and support mechanism is arranged in the plc control device body 1;When installing and connecting the plc control device body 1, the fixed screw 4 of the device is completely screwed into the inside of wiring port 3, when the connecting line needs to be connected with wiring terminal 5 in wiring port 3, wiring terminal 5 is driven to move down by the shrinkage mechanism at the bottom of wiring terminal 5, then the connecting line is inserted into wiring port 3, then wiring terminal 5 is reset by shrinkage mechanism, so that the connecting line is preliminarily fixed by being pressed in the middle by wiring terminal 5 and fixed screw 4, in this way, the connecting line end can be quickly fixed in wiring port 3, the rapid installation of the plc control device body 1 is realized, and the device can check the connecting line after the installation of the plc control device body 1 is completed, when the connecting line is connected in the wrong position, wiring terminal 5 can be easily pulled out, which is convenient and fast, after the installation and inspection of the plc control device body 1 are completed, wiring terminal 5 is supported and fixed by support mechanism, so that all wiring terminals 5 and all fixed screws 4 simultaneously press and lock the connecting line end, and the installation efficiency of the plc control device body 1 and the fault tolerance rate in installation process can be improved by the device.

[0029] As the preferred technical scheme of the embodiment, the retracting mechanism comprises a driving frame 6 which is slidingly installed inside the PLC control device body 1, driving grooves 7 are formed on both sides of the inner wall of the driving frame 6, the bottom ends of the terminal 5 are slidingly fitted with the two driving grooves 7, one end of the driving frame 6 is fixedly connected with a button 8, the button 8 penetrates through the side wall of the PLC control device body 1 and is slidingly fitted with the PLC control device body 1, the end of the driving frame 6 away from the button 8 is fixedly connected with a spring 9, and the other end of the spring 9 is fixedly connected with the PLC control device body 1; when the connection line is initially installed, the button 8 is pressed to drive the driving grooves 7 to move towards the inside of the PLC control device body 1, the terminal 5 is driven to move up and down by the driving grooves 7 on the driving frame 6, after the terminal 5 is lowered, the end of the connection line is inserted into the terminal port 3, then the button 8 is released, the spring 9 supports the driving frame 6, the driving frame 6 is reset to lift the terminal 5, and the end of the connection line is initially fixed, the initial fixation is realized only by the elastic force of the spring 9, the end of the connection line is stably fixed, and the end of the connection line can be easily pulled out.

[0030] As the preferred technical scheme of the embodiment, the bottom end of the plurality of fixing screws 4 is rotatably connected with an extrusion piece 14 which is slidingly installed inside the terminal port 3; the connection line end is fixed by extrusion of the extrusion piece 14 and the terminal 5, and the extrusion piece 14 can increase the contact area with the connection line end, so that the connection line end is more easily fixed.

[0031] As the preferred technical scheme of the embodiment, the top of the PLC control device body 1 is provided with a plurality of identification grooves 21 which correspond to the positions of the plurality of locking screws; the plurality of terminal ports 3 on the terminal module 2 are labeled by the identification grooves 21, so that the staff can more quickly distinguish the functions of the terminal ports 3 when installing the PLC control device.

[0032] As a preferred technical scheme of the embodiment, the supporting mechanism comprises a connecting plate 12 slidingly installed inside the PLC control device body 1, a plurality of supporting frames 11 rotatably installed on the connecting plate 12, a plurality of top rods 10 rotatably connected to one ends of the plurality of supporting frames 11 away from the connecting plate 12, the plurality of top rods 10 slidingly installed inside the PLC control device body 1, one ends of the plurality of top rods 10 in contact with the side wall of the driving frame 6, one end of the connecting plate 12 rotatably connected to an adjusting bolt 13, and the adjusting bolt 13 threadedly connected to the PLC control device body 1.

[0033] As a preferred technical scheme of the embodiment, one end of the top of the PLC control device body 1 is fixedly installed with a wire head 19, and a plurality of indicator lights 20 are fixedly installed on the top of the PLC control device body 1; the PLC control device body 1 is connected to external equipment through the wire head 19, and the working state of the PLC control device body 1 is displayed through the indicator lights 20.

[0034] As a preferred technical scheme of the embodiment, the top of the PLC control device body 1 is provided with a ventilation groove 15, the top of the ventilation groove 15 is provided with a dust screen 18, the top of the dust screen 18 is provided with a grating plate 16, and the grating plate 16 is fixedly connected to the PLC control device body 1; the heat generated during the operation of the PLC control device can be dissipated through the ventilation groove 15 and the grating plate 16, and the dust screen 18 is used to prevent dust in the air from entering the inside of the device.

[0035] As a preferred technical scheme of the embodiment, the bottom of the grid plate 16 is fixedly provided with a rubber ring 17, the size of the rubber ring 17 is slightly smaller than the size of the dust screen 18, and the rubber ring 17 is in contact with the dust screen 18; after the grid plate 16 is fixedly installed on the body 1 of the plc control device, the dust screen 18 is fixedly pressed by the rubber ring 17.

[0036] In the description of the present specification, the description referring to the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The above merely describes a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, which should be included in the protection scope of the present application.

Claims

1. A PLC control device, comprising a PLC control device body (1), characterized in that: Wiring modules (2) are fixedly installed on both sides of the top of the PLC control device body (1), a plurality of wiring ports (3) are provided on the side walls of the wiring module (2), the tops of the plurality of wiring ports (3) are respectively provided with fixing screws (4), the bottom ends of the plurality of fixing screws (4) pass through the top of the wiring module (2) and are threadedly connected to the wiring module (2), a wiring terminal (5) is slidably provided at the bottom of the wiring port (3), the bottom ends of the plurality of wiring terminals (5) are all provided with a retraction mechanism, and a support mechanism is provided inside the PLC control device body (1).

2. A PLC control device according to claim 1, characterized in that: The retracting mechanism comprises a driving frame (6), the driving frame (6) being slidably mounted inside the PLC control device body (1), driving grooves (7) being provided on both sides of the inner wall of the driving frame (6), the bottom ends of the wiring terminals (5) being slidably fitted with the two driving grooves (7), one end of the driving frame (6) being fixedly connected with a button (8), the button (8) passing through the side wall of the PLC control device body (1) and being slidably fitted with the PLC control device body (1), the end of the driving frame (6) away from the button (8) being fixedly connected with a spring (9), the other end of the spring (9) being fixedly connected with the PLC control device body (1).

3. A PLC control device according to claim 2, characterized in that: The bottom ends of the plurality of fixing screws (4) are rotatably connected to an extrusion sheet (14), and the extrusion sheet (14) is slidably installed inside the wiring port (3).

4. A PLC control device according to claim 2, characterized in that: A plurality of identification grooves (21) are provided on the top of the PLC control device body (1), and the plurality of identification grooves (21) respectively correspond to the positions of a plurality of locking screws.

5. A PLC control device according to claim 4, characterized in that: The support mechanism includes a connecting plate (12), the connecting plate (12) is slidably mounted inside the PLC control device body (1), a plurality of support frames (11) are rotatably mounted on the connecting plate (12), a plurality of support frames (11) are rotatably connected to a plurality of push rods (10) at one end away from the connecting plate (12), the plurality of push rods (10) are slidably mounted inside the PLC control device body (1), one end of the plurality of push rods (10) contacts the side wall of the drive frame (6), one end of the connecting plate (12) is rotatably connected to an adjusting bolt (13), and the adjusting bolt (13) is threadedly connected to the PLC control device body (1).

6. A PLC control device according to claim 4, characterized in that: A wiring head (19) is fixedly mounted on one end of the top of the PLC control device body (1), and a plurality of indicator lights (20) are fixedly mounted on the top of the PLC control device body (1).

7. A PLC control device according to claim 4, characterized in that: A ventilation groove (15) is provided on the top of the PLC control device body (1), a dustproof net (18) is provided on the top of the ventilation groove (15), a grille plate (16) is provided on the top of the dustproof net (18), and the grille plate (16) is fixedly connected to the PLC control device body (1).

8. A PLC control device according to claim 7, characterized in that: A rubber ring (17) is fixedly mounted on the bottom of the grid plate (16). The size of the rubber ring (17) is slightly smaller than the size of the dustproof net (18), and the rubber ring (17) is in contact with the dustproof net (18).

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