CN209560760U - A new extended PLC teaching experiment device - Google Patents

Abstract

The utility model relates to the technical field of PLC teaching, in particular to a new type of stretching PLC teaching experiment device, comprising a workbench, the upper surface of the workbench is fixed with a PLC controller, and the upper surface of the workbench is close to the PLC controller. A cup slot is provided at the front position, and a placement slot is provided at a side position near the PLC controller on the upper surface of the workbench, and two telescopic rods are vertically connected symmetrically inside the placement slot. The structure design of the device is scientific and reasonable, and the operation is simple and convenient. By setting the servo motor and the screw rod, the display screen can be stretched out when the display screen is in use, and can be put away when the display screen is not in use. It occupies a small space, and can also play a dust-proof role for the display screen. By setting up the seat and the adjustment mechanism, the seat can be pulled out when the personnel need to do it, and the seat can be put away when it is not needed. Convenient.

Description

A new extended PLC teaching experiment device

technical field

The utility model relates to the technical field of PLC teaching, in particular to an extended type new PLC teaching experiment device.

Background technique

PLC, referred to as programmable logic controller, is a kind of programmable memory that uses a type of programmable memory for its internal storage program, execution of user-oriented instructions such as logic operations, sequence control, timing, counting and arithmetic operations, and through digital or analog Type input/output controls various types of machinery or production processes, and teachers can teach through PLC.

However, the design of the existing PLC teaching experiment device is unreasonable, and there are still some shortcomings. The display screen of the existing PLC teaching experiment device is directly fixed on the table and cannot be stretched, so that the display screen cannot be stored after the work is completed. Apparently, the seat of the existing PLC teaching experiment device is not integrated with the PLC teaching experiment device, and the existing PLC teaching experiment device is not equipped with a bookshelf function, and the book cannot be clamped. Therefore, those skilled in the art provide a new type of extended PLC teaching experiment device to solve the problems raised in the above-mentioned background technology.

Contents of the invention

The purpose of this utility model is to provide a new type of extended PLC teaching experiment device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a new stretch type PLC teaching experiment device, including a workbench, the upper surface of the workbench is fixedly equipped with a PLC controller, and the upper surface of the workbench is close to the PLC control A cup slot is provided at the front of the device, and a slot is provided at the side of the upper surface of the workbench close to the PLC controller. The inside of the slot is symmetrically connected with two telescopic rods vertically. The upper end of the rod is fixedly connected with a display screen, the upper surface of the workbench is embedded with a fixing seat near the front and rear of the placement groove, the front surface of the fixing seat is provided with a groove, and the front surface of the workbench The surface is fixedly connected with a mounting plate by bolts, the lower surface of the mounting plate is fixedly provided with a bookshelf, one side of the workbench is slidably installed with an adjustment mechanism, and the upper surface of one end of the adjustment mechanism is vertically connected with a seat.

As a further solution of the present invention: the lower end of the fixing base is fixedly connected with a servo motor, the upper end of the servo motor is fixedly connected with a screw, and the upper end of the screw is rotatably connected with the inner upper surface of the groove.

As a further solution of the present invention: sliders are provided on both sides of the upper surface of the display screen, one end of the slider is sleeved on the outer surface of the screw rod, and one end of the slider is provided with a wire rod to match the internal thread.

As a further solution of the utility model: the adjustment mechanism includes a support plate, the four corners of the lower surface of the support plate are fixed with universal wheels, and one end of the support plate is provided with a slide plate, and the workbench There are chute corresponding to the two ends of the slide plate on both sides inside.

As a further solution of the utility model: the front surface and the rear surface of the slide plate are both embedded and rolled with three rollers, and the rollers are in rolling contact with the inner surface of the chute.

As a further solution of the utility model: the bookshelf includes an L-shaped fixed block, the upper end of the L-shaped fixed block is fixedly connected with the lower surface of the mounting plate, and the other end of the L-shaped fixed block is embedded and slidably installed with an L A clamping block, one end of the L-shaped clamping block is horizontally connected with a spring, and one end of the spring is fixedly connected with the inner surface of the L-shaped fixing block.

Compared with the prior art, the beneficial effect of the utility model is: the structure design of the device is scientific and reasonable, and the operation is simple and convenient. By setting the servo motor and the screw rod, when the display screen is used, the display screen can be stretched out. When using the display screen, it can be put away, which not only reduces the occupied space of the display screen, but also plays a role in dustproofing the display screen. By setting the seat and the adjustment mechanism, when the personnel need to do it, the seat can be moved Pull it out, when you don’t need it, you can put the seat away, which is convenient and fast. By setting the bookshelf, you can place some books on the bookshelf, and the books can be clamped by the spring and the clamp block, so that the books can be dumped Phenomenon.

Description of drawings

Fig. 1 is the structural representation of a kind of extension type novel PLC teaching experiment device;

Fig. 2 is a kind of schematic diagram of the installation structure of the display screen of the stretching type new PLC teaching experiment device;

Fig. 3 is a kind of structural schematic diagram of the adjusting mechanism of stretching type novel PLC teaching experiment device;

Figure 4 is a schematic diagram of the bookshelf structure of a new type of extended PLC teaching experiment device.

In the figure: 1. Workbench; 101, chute; 2. PLC controller; 3. Cup holder; 4. Placement groove; 5. Telescopic rod; 6. Display screen; 601. Slider; 701, servo motor; 702, screw mandrel; 8, groove; 9, mounting plate; 10, bookshelf; 1001, L-shaped fixed block; 1002, L-shaped clip block; 1003, spring; 11, adjustment mechanism; 1101, Support plate; 1102, universal wheel; 1103, slide plate; 1104, roller; 12, seat.

Detailed ways

Please refer to Fig. 1～4, in the embodiment of the present utility model, a kind of extended type PLC teaching experimental device, comprises workbench 1, and the upper surface of workbench 1 is fixedly installed with PLC controller 2 (model is KNS035G2A), and work A cup slot 3 is provided on the upper surface of the table 1 close to the front of the PLC controller 2, and a placement slot 4 is opened on the upper surface of the workbench 1 near the side of the PLC controller 2, and the interior of the placement slot 4 is symmetrical and vertical Two telescopic rods 5 are connected, and the upper end of the telescopic rod 5 is fixedly connected with a display screen 6. The upper surface of the workbench 1 is embedded with a fixed seat 7 near the front and rear positions of the placement groove 4. The front surface of the fixed seat 7 A groove 8 is provided, a servo motor 701 (model MHMD082PIU) is fixedly connected to the lower end of the fixing seat 7, and a screw rod 702 is fixedly connected to the upper end of the servo motor 701, and the upper end of the screw rod 702 rotates with the inner upper surface of the groove 8. Connected, both sides of the upper surface of the display screen 6 are provided with sliders 601, one end of the slider 601 is sleeved on the outer surface of the screw rod 702, and one end of the slider 601 is provided with an inner part that matches the screw rod 702. Screw thread, can be stretched out when using display screen 6 for convenience.

The front surface of the workbench 1 is fixedly connected with a mounting plate 9 by bolts, and the lower surface of the mounting plate 9 is fixedly provided with a bookshelf 10, and the bookshelf 10 includes an L-shaped fixed block 1001, and the upper end of the L-shaped fixed block 1001 is connected to the mounting plate 9. The lower surface of the L-shaped fixed block 1001 is fixedly connected, and the other end of the L-shaped fixed block 1001 is embedded and slidably installed with an L-shaped clamped block 1002. One end of the L-shaped clamped block 1002 is horizontally connected to a spring 1003, and one end of the spring 1003 is connected to the inside of the L-shaped fixed block 1001. The surface is fixedly connected in order to be able to place the book and to be able to clamp it.

An adjustment mechanism 11 is slidingly installed inside one side of the workbench 1. The upper surface of one end of the adjustment mechanism 11 is vertically connected with a seat 12. The adjustment mechanism 11 includes a support plate 1101, and the four corners of the lower surface of the support plate 1101 are fixedly installed. There are universal wheels 1102, and one end of the support plate 1101 is provided with a slide plate 1103, and the inner two sides of the workbench 1 are provided with chute 101 corresponding to the two ends of the slide plate 1103, and the front surface and the rear surface of the slide plate 1103 are embedded Three rollers 1104 are installed for rolling, and the rollers 1104 are in rolling contact with the inner surface of the chute 101, and the seat 12 is adjusted for convenience.

The working principle of the utility model is: when using the device, connect the power supply of the servo motor 701 to make the servo motor 701 rotate clockwise, and the servo motor 701 drives the screw mandrel 702 to rotate clockwise. 702 matches the internal thread, so the screw rod 702 will drive the display screen 6 to move upwards, so that the display screen 6 is stretched out from the placement slot 4, and when it stops working, the servo motor 701 is rotated counterclockwise, thereby driving the screw rod 702 Rotating counterclockwise, the screw rod 702 will drive the display screen 6 to move downward, so that the display screen 6 enters the placement groove 4, and the telescopic rod 5 can play a supporting role for the display screen 6. slide in the chute 101 of the chute, so when the teacher is ready to work, the skateboard 1103 can be slid out, and then the brake on the universal wheel 1102 is stopped, and then the teacher can sit on the seat 12 to explain, and when the work is completed, The seat 12 can be retracted to its original position. When the teacher needs to place some books, the books can be put between the mounting plate 9 and the L-shaped clamping block 1002. Under the elasticity of the spring 1003, the spring 1003 will make the L-shaped clamping block 1002 clamps the book.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the technical solution of the utility model and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of novel PLC experiment device for teaching of extended position, including workbench (1), which is characterized in that the workbench (1) Upper surface is fixedly installed with PLC controller (2), and the upper surface of workbench (1) is at the front position of PLC controller (2) It offers and sets a glass slot (3), the upper surface of the workbench (1) offers placing groove at a side position of PLC controller (2) (4), the internal symmetry of the placing groove (4) is vertically connected with two telescopic rods (5), and the upper end of the telescopic rod (5) is fixed to be connected It is connected to display screen (6), the upper surface of the workbench (1) is embedded in installation at the front and back position of placing groove (4) Have fixing seat (7), the front surface of the fixing seat (7) opens up fluted (8), and the front surface of the workbench (1) passes through bolt It is fixedly connected with mounting plate (9), the lower surface of the mounting plate (9) is fixedly installed Book rest (10), the workbench (1) Side internal slide is equipped with regulating mechanism (11), and one end upper surface of the regulating mechanism (11) is vertically connected with seat (12)。

2. the novel PLC experiment device for teaching of a kind of extended position according to claim 1, which is characterized in that the fixing seat (7) it is fixedly connected with inside lower end servo motor (701), the upper end of the servo motor (701) is fixedly connected with screw rod (702), the inside upper surface rotation connection of the upper end Yu groove (8) of the screw rod (702).

3. the novel PLC experiment device for teaching of a kind of extended position according to claim 2, which is characterized in that the display screen (6) upper surface two sides are provided with sliding block (601), and one end socket of the sliding block (601) is installed on the appearance of screw rod (702) Face, and one end of sliding block (601) is internally provided with the internal screw thread to match with screw rod (702).

4. the novel PLC experiment device for teaching of a kind of extended position according to claim 1, which is characterized in that the adjusting machine Structure (11) includes support plate (1101), and the corner of lower surface four of the support plate (1101) is fixedly installed with universal wheel (1102), and one end of support plate (1101) is provided with slide plate (1103), and the inside two sides of the workbench (1) offer Sliding slot (101) corresponding with the both ends of slide plate (1103).

5. the novel PLC experiment device for teaching of a kind of extended position according to claim 4, which is characterized in that the slide plate (1103) a front surface and a rear surface is embedded in rolling installation, and there are three idler wheel (1104), the idler wheel (1104) and sliding slots (101) interior surface is in rolling contact.

6. the novel PLC experiment device for teaching of a kind of extended position according to claim 1, which is characterized in that the Book rest It (10) include L shape fixed block (1001), the fixed company in the upper end of the L shape fixed block (1001) and the lower surface of mounting plate (9) It connects, and the other end of L shape fixed block (1001) is embedded in and is slidably fitted with L clevis block (1002), the one of the L clevis block (1002) End horizontal connection has spring (1003), one end of the spring (1003) and the fixed company of the interior surface of L shape fixed block (1001) It connects.