CN209879975U - Workbench reciprocating motion demonstration device convenient for angle adjustment - Google Patents

Abstract

The utility model discloses a make things convenient for angle regulation's workstation back and forth movement presentation device, including workstation, lead screw, limit switch and servo motor, the inside of workstation is provided with the pivot, and is fixed with the worm wheel on the outer wall of pivot to the right side meshing of worm wheel is connected with the worm, the bottom of installation piece is fixed with the limiting plate, and the limiting plate is connected with the bottom plate through the recess to the recess is seted up on the inner wall of bottom plate, servo motor sets up in the right side of bottom plate, and servo motor's output is connected with the lead screw. This make things convenient for angle regulation's workstation back and forth movement presentation device, lead screw and installation piece threaded connection, and the top bolted connection of installation piece has places the board, like this in the lead screw switching-over pivoted, can drive the installation piece and place the board and come and go together to the dolly that the board was placed in the messenger carries out reciprocating motion, at the teaching in-process, lets the more vivid of student watching, better understanding.

Description

Workbench reciprocating motion demonstration device convenient for angle adjustment

Technical Field

The utility model relates to an electrical control teaching correlation technique field specifically is a make things convenient for angle regulation's workstation back and forth movement presentation device.

Background

Electric control is a subject that electric professional student learned, and the teaching personnel explain the knowledge of electric control principle for the student usually in the teaching, but in the electric control course at present, to control round trip action, because the student can not see specific course, lead to the teaching effect not good, can not audio-visually let the student see the course, can not better carry out student's skill training, and influenced the application in the actual work afterwards, so we have proposed a workstation reciprocating motion presentation device who makes things convenient for angle regulation, so that solve the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for angle regulation's workstation reciprocating motion presentation device to in solving the electrical control course on the existing market that above-mentioned background art provided, to control the reciprocating motion, because the student can not see concrete working process, it is not good to lead to the teaching effect, can not audio-visually let the student see the working process, can not be better carry out student's technical skill training, has influenced the problem of the application in the actual work afterwards moreover.

In order to achieve the above object, the utility model provides a following technical scheme: a workbench reciprocating motion demonstration device convenient for angle adjustment comprises a workbench, a screw rod, a limit switch and a servo motor, wherein a rotating shaft is arranged inside the workbench, a worm wheel is fixed on the outer wall of the rotating shaft, a worm is meshed with the right side of the worm wheel, the top of the rotating shaft penetrates through a fixing plate and is connected with a bottom plate, a connecting plate is arranged at the bottom of the bottom plate, the screw rod is arranged inside an installation block, the installation block is arranged inside the bottom plate, a placing plate is connected above the installation block, the bottom of the installation block is fixedly provided with the limit plate, the limit plate is connected with the bottom plate through a groove, the groove is formed in the inner wall of the bottom plate, clamping blocks are fixedly arranged on the left side and the right side of the limit plate, a touch rod is installed on the clamping blocks, the limit switch is installed on the left side and the right side of, and the output end of the servo motor is connected with the screw rod.

Preferably, the connecting plate and the bottom plate are of an integrated structure, the connecting plate and the fixing plate are connected in a rotating mode, and the bottom plate and the rotating shaft are connected in a welding mode.

Preferably, the connection mode of the installation block and the screw rod is threaded connection, the installation block and the placing plate are in bolt connection, and the connection mode of the screw rod and the inner wall of the bottom plate is in bearing connection.

Preferably, the limiting plate and the mounting block are of an integrated structure, and the limiting plate and the bottom plate form a sliding structure through the groove.

Preferably, the touch rod is provided with two, and 2 touch rods are adhesive connection with the fixture block, and the outer surface of the touch rod is made of rubber.

Preferably, the limit switch is connected with the bottom plate through a bolt, and a gap is reserved between the highest end of the limit switch and the lowest end of the mounting block.

Compared with the prior art, the beneficial effects of the utility model are that: the workbench reciprocating motion demonstration device convenient for angle adjustment,

(1) the screw rod is in threaded connection with the mounting block, and the top bolt of the mounting block is connected with the placing plate, so that when the screw rod rotates in a reversing manner, the mounting block and the placing plate can be driven to move back and forth together, and accordingly the trolley on the placing plate can move back and forth, and students can watch the trolley more vividly and understand the trolley better in the teaching process;

(2) the bottom of the bottom plate is welded with the rotating shaft, when the angle of the bottom plate needs to be adjusted, the bottom plate can be driven to rotate together through the rotation of the rotating shaft, and the connecting plate at the bottom of the bottom plate can rotate along the fixed plate, so that the bottom plate can rotate more stably, and the normal use of the demonstration device is ensured;

(3) the bottom of installation piece is provided with the limiting plate, and when the installation piece removed, can make the more steady that the installation piece removed through the removal of limiting plate like this to the overall stability of the device has been guaranteed.

Drawings

FIG. 1 is a schematic view of the overall main sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connecting plate and the fixing plate of the present invention;

fig. 4 is the utility model discloses installation piece and limiting plate connection right side are looked the structure schematic diagram.

In the figure: 1. a table body; 2. a rotating shaft; 3. a worm gear; 4. a worm; 5. a fixing plate; 6. a connecting plate; 7. a base plate; 8. a screw rod; 9. mounting blocks; 10. placing the plate; 11. a limiting plate; 12. a clamping block; 13. a touch lever; 14. a limit switch; 15. a groove; 16. a servo motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a workbench reciprocating motion demonstration device convenient for angle adjustment comprises a workbench body 1, a rotating shaft 2, a worm wheel 3, a worm 4, a fixing plate 5, a connecting plate 6, a bottom plate 7, a screw rod 8, an installation block 9, a placing plate 10, a limiting plate 11, a clamping block 12, a touch rod 13, a limiting switch 14, a groove 15 and a servo motor 16, wherein the rotating shaft 2 is arranged inside the workbench body 1, the worm wheel 3 is fixed on the outer wall of the rotating shaft 2, the worm 4 is meshed and connected with the right side of the worm wheel 3, the top of the rotating shaft 2 penetrates through the fixing plate 5 to be connected with the bottom plate 7, the connecting plate 6 is arranged at the bottom of the bottom plate 7, the screw rod 8 is arranged inside the installation block 9, the installation block 9 is arranged inside the bottom plate 7, the placing plate 10 is connected above the installation block 9, the limiting plate 11 is fixed at the bottom of the installation block 9, and, the groove 15 is formed in the inner wall of the bottom plate 7, the clamping blocks 12 are fixed to the left side and the right side of the limiting plate 11, the touch rods 13 are mounted on the clamping blocks 12, the limit switches 14 are mounted on the left side and the right side of the touch rods 13, the servo motor 16 is arranged on the right side of the bottom plate 7, and the output end of the servo motor 16 is connected with the screw rod 8;

the connecting plate 6 and the bottom plate 7 are of an integrated structure, the connecting plate 6 is in rotary connection with the fixed plate 5, and the bottom plate 7 is in welding with the rotating shaft 2, so that when the bottom plate 7 rotates, the bottom plate 7 can rotate more stably by the rotation of the connecting plate 6, and the phenomenon that the bottom plate 7 shakes due to the rotation is prevented;

the mounting block 9 is in threaded connection with the screw rod 8, the mounting block 9 is in bolt connection with the placing plate 10, the screw rod 8 is in bearing connection with the inner wall of the bottom plate 7, the mounting block 9 can be driven to move when the screw rod 8 rotates, the placing plate 10 is driven to move through the mounting block 9, and the purpose of moving a trolley on the placing plate 10 is achieved;

the limiting plate 11 and the mounting block 9 are of an integrated structure, and the limiting plate 11 and the bottom plate 7 form a sliding structure through the groove 15, so that the mounting block 9 can move more stably by sliding of the limiting plate 11 in the reciprocating movement process of the mounting block 9, and normal demonstration work of the device is ensured;

two touch rods 13 are arranged, 2 touch rods 13 are connected with the fixture block 12 in an adhering mode, the outer surface of each touch rod 13 is made of rubber, and the servo motor 16 is controlled to rotate in a reversing mode through the contact between the touch rods 13 and the limit switch 14, so that students can better understand the principle of reciprocating motion and can better train skills;

the connection mode of limit switch 14 and bottom plate 7 is bolted connection, and has the interval between limit switch 14's the most advanced and the least advanced of installation piece 9, makes being connected between limit switch 14 and the bottom plate 7 more firm, does not influence the normal removal of installation piece 9 simultaneously.

The working principle is as follows: when the workbench reciprocating motion demonstration device convenient for angle adjustment is used, according to the graph shown in fig. 1-4, firstly, a worker places a workbench body 1 at a corresponding position, then places a trolley prepared in advance on a placing plate 10, then the worker starts a servo motor 16 through an external power supply, the servo motor 16 drives a screw rod 8 to rotate, and the screw rod 8 is in threaded connection with an installation block 9, so that the installation block 9 can be driven to move when the screw rod 8 rotates, and then the placing plate 10 and the trolley are driven to move together through the installation block 9;

in the moving process of the mounting block 9, the limiting plate 11 is arranged at the bottom of the mounting block 9, and the limiting plate 11 and the bottom plate 7 form a sliding structure through the groove 15, so that the limiting plate 11 can slide along the groove 15, the clamping blocks 12 are arranged on the left side and the right side of the limiting plate 11, and the touch rod 13 is bonded on the clamping block 12, so that when the limiting plate 11 moves to the position of the limit switch 14, the touch rod 13 can be in contact with the limit switch 14, the servo motor 16 is enabled to rotate in a reversing manner, the lead screw 8 is enabled to rotate in a reversing manner, the mounting block 9 is driven to move back, the trolley on the placing plate 10 can move back and forth according to the principle, and students can watch more intuitively;

if the angle of dolly needs to be rotated, at this moment, the teaching personnel can rotate worm 4, make worm 4 drive worm wheel 3 and pivot 2 rotatory together, because of pivot 2 and bottom plate 7 are welded connection, consequently can drive bottom plate 7 through pivot 2 and rotate together, realize the regulation of bottom plate 7 angle, make things convenient for student's viewing more, in the time of bottom plate 7 is rotatory, connecting plate 6 of bottom plate 7 bottom can rotate along fixed plate 5, in order to ensure that bottom plate 7 pivoted is more steady, the normal use of this presentation device has further been guaranteed, above that is the course of work of whole device, and the content of not making detailed description in this specification all belongs to the known prior art of the professional in this field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a make things convenient for angle regulation's workstation back and forth movement presentation device, includes workstation body (1), lead screw (8), limit switch (14) and servo motor (16), its characterized in that: the workbench comprises a workbench body (1), a rotating shaft (2) is arranged in the workbench body (1), a worm wheel (3) is fixed on the outer wall of the rotating shaft (2), a worm (4) is meshed and connected to the right side of the worm wheel (3), the top of the rotating shaft (2) penetrates through a fixing plate (5) to be connected with a bottom plate (7), a connecting plate (6) is arranged at the bottom of the bottom plate (7), a screw rod (8) is arranged in an installation block (9), the installation block (9) is arranged in the bottom plate (7), a placing plate (10) is connected above the installation block (9), a limiting plate (11) is fixed at the bottom of the installation block (9), the limiting plate (11) is connected with the bottom plate (7) through a groove (15), the groove (15) is formed in the inner wall of the bottom plate (7), clamping blocks (12) are fixed on the left side and the right side of the, and a touch rod (13) is arranged on the clamping block (12), limit switches (14) are arranged on the left side and the right side of the touch rod (13), the servo motor (16) is arranged on the right side of the bottom plate (7), and the output end of the servo motor (16) is connected with the screw rod (8).

2. The demonstration device for the reciprocating motion of the workbench with the convenient angle adjustment function as claimed in claim 1, wherein: the connecting plate (6) and the bottom plate (7) are of an integrated structure, the connecting plate (6) is rotatably connected with the fixing plate (5), and the bottom plate (7) is welded with the rotating shaft (2).

3. The demonstration device for the reciprocating motion of the workbench with the convenient angle adjustment function as claimed in claim 1, wherein: the mounting block (9) is in threaded connection with the screw rod (8), the mounting block (9) is in bolt connection with the placing plate (10), and the screw rod (8) is in bearing connection with the inner wall of the bottom plate (7).

4. The demonstration device for the reciprocating motion of the workbench with the convenient angle adjustment function as claimed in claim 1, wherein: the limiting plate (11) and the mounting block (9) are of an integral structure, and the limiting plate (11) and the bottom plate (7) form a sliding structure through the groove (15).

5. The demonstration device for the reciprocating motion of the workbench with the convenient angle adjustment function as claimed in claim 1, wherein: the touch rod (13) is provided with two, 2 touch rods (13) are in adhesive connection with the fixture block (12), and the outer surface of each touch rod (13) is made of rubber.

6. The demonstration device for the reciprocating motion of the workbench with the convenient angle adjustment function as claimed in claim 1, wherein: the limit switch (14) is connected with the bottom plate (7) through bolts, and a gap exists between the highest end of the limit switch (14) and the lowest end of the mounting block (9).