CN214618738U - Mechanical rotating device based on worm gear transmission - Google Patents

Abstract

The utility model discloses a mechanical rotating device based on worm gear transmission, including the bottom suspension seat, characterized by: the worm gear support device is characterized in that one end of the lower support seat is fixedly connected with a worm bearing, the other end of the lower support seat is fixedly connected with a stepping motor, the inner ring of the worm bearing is fixedly connected with one end of a worm, the other end of the worm is fixedly connected with a coupler, the coupler is fixedly connected with an output shaft of the stepping motor, the lower support seat is in threaded connection with a lower support seat connecting part, the worm is meshed with a worm gear, and the worm gear is fixedly connected with symmetrical support columns. The utility model discloses a based on worm gear driven mechanical rotating device is favorable to realizing replacing loaded down with trivial details space coordinate conversion and servo control through mechanical device's simple motion, realizes the optimization of servo control procedure, improves the real-time and the accuracy of spouting the medicine to the target.

Description

Mechanical rotating device based on worm gear transmission

Technical Field

The utility model relates to a mechanical rotary mechanism field, specifically say, relate to a mechanical rotating device based on worm gear transmission.

Background

The fall webworm is a quarantine pest worldwide, and has great harm to plants since being introduced into China. The net curtain is treated well in the young period because the silking and the net forming are most harmful to plants in the young period.

The current method for controlling the white moth net curtain mainly comprises a manual removal method and a method for controlling chemical agent large-scale spraying. However, the manual picking method needs a large amount of labor force and has poor effect; large area spraying of chemical agents can pollute the environment. To solve these problems, a robot for precisely spraying a target with a chemical agent is used.

However, for the existing spraying robot, a coordinate system is established based on the center of a camera, and servo control is performed based on the contour of a screen shot by the camera. However, the center position of the camera is not coincident with the center position of the nozzle, so that the spraying can not be realized when seeing, the nozzle is moved to the original position of the camera to realize accurate spraying only by space coordinate conversion and servo control, the design process is complex, and the real-time property is influenced, so that the coincidence of the center of the nozzle and the center of the camera is realized by a simple mechanical device, and the robot has very important significance for improving the real-time property and the operation simplicity. This is a disadvantage of the prior art.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a mechanical rotating device based on worm gear transmission is favorable to realizing replacing loaded down with trivial details space coordinate conversion and servo control through mechanical device's simple motion, realizes the optimization of servo control procedure, improves the real-time and the accuracy of spouting the medicine to the target.

The utility model adopts the following technical scheme to realize the purpose of the invention:

the utility model provides a mechanical rotating device based on worm gear transmission, includes the bottom suspension seat, characterized by: the worm gear supporting device is characterized in that one end of the lower supporting seat is fixedly connected with a worm bearing, the other end of the lower supporting seat is fixedly connected with a stepping motor, the inner ring of the worm bearing is fixedly connected with one end of a worm, the other end of the worm is fixedly connected with a coupler, the coupler is fixedly connected with an output shaft of the stepping motor, the lower supporting seat is in threaded connection with the lower supporting seat connecting part, the worm is meshed with a worm gear, the worm gear is fixedly connected with symmetrical supporting columns, the worm gear bearing is connected with the worm gear bearing connecting part, a threaded rod is in threaded connection with the upper supporting seat, and the upper supporting seat is provided with symmetrical positioning grooves.

As a further limitation of this technical solution, the threaded rod includes a positioning element connection portion, an upper support seat connection portion, a worm gear bearing connection portion, a lower support seat connection portion, and a positioning element fixing nut connection portion.

As a further limitation of this embodiment, the lower support seat connecting portion is threadedly coupled to the lower support seat.

As a further limitation of this aspect, the upper support connection part is threadedly connected to the upper support.

As the further limitation of the technical scheme, the positioning part connecting part is provided with a positioning part, the lower end face of the positioning part is provided with symmetrical grooves, the threaded rod is provided with symmetrical bulges, the symmetrical grooves are matched with the symmetrical bulges, the positioning part is fixedly connected with the positioning part connecting part through a fixed positioning part nut, and the fixed positioning part nut is in threaded connection with the positioning part fixed nut connecting part.

As a further limitation of the technical scheme, the support columns are respectively provided with threaded holes at the central positions, the support columns are connected with the worm gears through bolts, and the support columns are respectively matched with the corresponding positioning grooves.

As a further limitation of the technical scheme, the upper supporting seat is connected with the symmetrical supporting frames through bolts, one supporting frame is fixedly connected with the camera, the other supporting frame is fixedly connected with the sprayer, and the upper supporting seat is fixedly connected with the sensor.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

(1) the advantages of simple structure, high control precision, low cost and light weight are realized;

(2) the structure is simple, the manufacture is convenient, the complex space coordinate conversion and servo control are replaced by simple movement of a mechanical device, the optimization of a servo control program is realized, and the real-time performance and the accuracy of the target spraying are improved;

(3) the rotary exchange positions of the camera and the spray head can reduce the pollution damage of the liquid medicine to electronic components such as the camera.

The utility model discloses a based on worm gear driven mechanical rotating device is favorable to realizing replacing loaded down with trivial details space coordinate conversion and servo control through mechanical device's simple motion, realizes the optimization of servo control procedure, improves the real-time and the accuracy of spouting the medicine to the target.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural view of the threaded rod member of the present invention.

Fig. 3 is a schematic structural diagram of the positioning device for forward rotation and reverse rotation of the upper supporting seat of the present invention.

Fig. 4 is a schematic view of the lower end surface of the upper supporting seat of the present invention.

Fig. 5 is a schematic view of the lower end surface of the positioning member of the present invention.

Fig. 6 is a front view of the present invention.

In the figure: 1. lower carriage, 2, the worm, 3, the worm bearing, 4, the sensor, 5, the support frame, 6, the camera, 7, go up the support seat, 8, the setting element, 9, the threaded rod, 10, fixed setting element nut, 11, the shower nozzle, 12, the worm wheel, 13, step motor, 14, the shaft coupling, 15, setting element coupling part, 16, go up support seat coupling part, 17, worm wheel bearing coupling part, 18, lower carriage coupling part, 19, setting element fixation nut coupling part, 20, the arch, 21, the support column, 22, the constant head tank, 23, the recess.

Detailed Description

In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.

As shown in fig. 1-6, the utility model discloses a lower carriage 1, 1 one end fixed connection worm bearing 3 of lower carriage, 1 other end fixed connection step motor 13 of lower carriage, the one end of the inner circle fixed connection worm 2 of worm bearing 3, the other end fixed connection shaft coupling 14 of worm 2, shaft coupling 14 fixed connection step motor 13's output shaft, 1 threaded connection lower carriage coupling part 18 of lower carriage, worm 2 meshing worm wheel 12, the support column 21 of 12 fixed connection symmetries of worm wheel, 12 bearing connection worm wheel bearing coupling part 17 of worm wheel, threaded rod 9 threaded connection upper support seat 7, upper support seat 7 is provided with the constant head tank 22 of symmetry.

The threaded rod 9 includes a positioning member attachment portion 15, an upper support bracket attachment portion 16, a worm gear bearing attachment portion 17, a lower support bracket attachment portion 18, and a positioning member fixing nut attachment portion 19.

The lower support seat connecting portion 18 is screwed to the lower support seat 1.

The upper support seat connection portion 16 is screwed to the upper support seat 7.

The locating piece 8 is installed to locating piece connecting portion 15, be provided with the recess 23 of symmetry on the terminal surface under the locating piece 8, threaded rod 9 is provided with the arch 20 of symmetry, the symmetry the recess 23 matches the symmetry protruding 20, locating piece 8 by fixed set spare nut 10 fixed connection be in locating piece connecting portion 15, fixed set spare nut 10 threaded connection locating piece fixed nut connecting portion 19.

The support columns 21 are respectively provided with threaded holes at central positions, are connected with the worm wheel 12 through bolts, and the support columns 21 are respectively matched with the corresponding positioning grooves 22.

Go up support 7 bolted connection symmetrical support frame 5, one 5 fixed connection cameras 6 of support frame, another 5 fixed connection shower nozzles 11 of support frame, go up support 7 fixed connection sensor 4.

The utility model discloses the work flow does: the end surface of the lower supporting seat 1 is provided with a device connected with the guide rail. The position conversion process of the camera 6 and the spray head 11 in the circulating reciprocating way is realized by utilizing the rotation of the worm 2 and the worm wheel 12 driven by the stepping motor 13 to drive the upper supporting seat 7 to rotate. In the process that the stepping motor 13 lets in the positive pulse, the stepping motor 13 drives the worm 2 to rotate, thereby driving the worm wheel 12 to rotate, in the process that the worm wheel 12 rotates, the supporting column 21 on the end surface is meshed with the groove 23 of the upper supporting seat 7, the upper supporting seat 7 is driven to rotate along with the worm wheel 12, the upper supporting seat 7 can also rise by half pitch in the rotating process, so when the camera 6 and the spray head 11 are installed, the center of the camera 6 is higher than the height of the center of the spray head 11 by half pitch. When a certain amount of pulse current is supplied to rotate the upper supporting seat 7 by 180 degrees, the pulse supply is stopped by a program. Because the distance between the lower end surface of the positioning piece 8 and the upper end surface of the middle part of the upper supporting seat 7 is half a screw pitch, after the upper supporting seat rotates 180 degrees, the two end surfaces can be fully contacted, so that the upper supporting seat 7 stops rotating, the positioning precision is kept, and the coincidence of the center of the spray head 11 and the center of the camera 6 is realized; in the process that the stepping motor 13 is supplied with negative pulses, the support column 21 on the worm wheel 12 drives the upper support seat 7 to reversely descend, so that the upper support seat 7 returns to the original position.

The above disclosure is only one specific embodiment of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art should fall within the protection scope of the present invention.

Claims (7)

1. The utility model provides a mechanical rotating device based on worm gear transmission, includes undersetting seat (1), characterized by:

one end of the lower supporting seat (1) is fixedly connected with a worm bearing (3), the other end of the lower supporting seat (1) is fixedly connected with a stepping motor (13), the inner ring of the worm bearing (3) is fixedly connected with one end of a worm (2), the other end of the worm (2) is fixedly connected with a coupler (14), and the coupler (14) is fixedly connected with an output shaft of the stepping motor (13);

the lower support seat (1) is in threaded connection with a lower support seat connecting part (18);

the worm (2) is meshed with a worm wheel (12), the worm wheel (12) is fixedly connected with symmetrical supporting columns (21), and the worm wheel (12) is in bearing connection with a worm wheel bearing connection part (17);

threaded rod (9) threaded connection goes up supporting seat (7), go up supporting seat (7) and be provided with symmetrical constant head tank (22).

2. The mechanical rotation device based on the worm gear and worm transmission of claim 1, wherein: the threaded rod (9) comprises a positioning piece connecting part (15), an upper supporting seat connecting part (16), a worm wheel bearing connecting part (17), a lower supporting seat connecting part (18) and a positioning piece fixing nut connecting part (19).

3. The mechanical rotation device based on the worm gear and worm transmission of claim 2, wherein: the lower support seat connecting part (18) is in threaded connection with the lower support seat (1).

4. The mechanical rotation device based on the worm gear and worm transmission of claim 2, wherein: the upper supporting seat connecting part (16) is in threaded connection with the upper supporting seat (7).

5. The mechanical rotation device based on the worm gear and worm transmission of claim 2, wherein: setting element (8) are installed to setting element connecting portion (15), be provided with recess (23) of symmetry under setting element (8) on the terminal surface, threaded rod (9) are provided with protruding (20) of symmetry, and the symmetry recess (23) match the symmetry protruding (20), setting element (8) by fixed set element nut (10) fixed connection be in setting element connecting portion (15), fixed set element nut (10) threaded connection setting element fixed nut connecting portion (19).

6. The mechanical rotation device based on the worm gear and worm transmission of claim 1, wherein: support column (21) are provided with the screw hole respectively in central point puts, through the bolt with worm wheel (12) realize connecting, support column (21) match respectively the correspondence constant head tank (22).

7. The mechanical rotation device based on the worm gear and worm transmission of claim 1, wherein: go up support seat (7) bolted connection symmetrical support frame (5), one support frame (5) fixed connection camera (6), another support frame (5) fixed connection shower nozzle (11), go up support seat (7) fixed connection sensor (4).

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