CN215987820U

CN215987820U - Multistage gear mechanical transmission structure presentation device

Info

Publication number: CN215987820U
Application number: CN202122650286.6U
Authority: CN
Inventors: 邵东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-08
Anticipated expiration: 2031-11-01

Abstract

The utility model belongs to the technical field of teaching aid demonstration, and relates to a multistage gear mechanical transmission structure demonstration device which comprises a bottom plate, wherein a lifting assembly is arranged on the bottom plate, a first supporting plate is arranged on the lifting assembly, a first motor is fixedly connected onto the first supporting plate, a second supporting plate is fixedly connected onto an output shaft of the first motor, an annular groove is formed in the bottom of the second supporting plate, a pulley is arranged on the first supporting plate, the pulley is in sliding connection with the annular groove, and a moving assembly is arranged on the second supporting plate. The demonstration device for the multi-stage gear mechanical transmission structure has the advantages that the height of the first supporting plate and the height of the second supporting plate can be adjusted through the arrangement of the lifting assembly, the orientation of the first supporting block and the orientation of the second supporting block can be changed under the combined action of the first motor, the pulley and the annular groove, and the gear transmission mechanism on the demonstration device can be conveniently demonstrated.

Description

Multistage gear mechanical transmission structure presentation device

Technical Field

The utility model belongs to the technical field of teaching aid demonstration, and particularly relates to a multistage gear mechanical transmission structure demonstration device.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The application of the gear in transmission has appeared very early, at the end of the 19 th century, the principle of generating the cutting method and the successive appearance of the special machine tool and the cutter for cutting the gear by using the principle appear, and along with the development of production, the stability of the gear operation is emphasized.

When the gear transmission is learned, the transmission structure needs to be demonstrated, the existing gear transmission structure mode is single and not diverse enough, and the height and the orientation of the demonstration device cannot be conveniently changed, so that the utility model provides the multistage gear mechanical transmission structure demonstration device which can demonstrate various gear transmission mechanisms and can adjust the height and the orientation.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a multi-stage gear mechanical transmission structure demonstration device, which solves the technical problems that a gear transmission structure mode is single, and the height and the direction are inconvenient to adjust.

In order to achieve the purpose, the utility model provides the following technical scheme: a multi-stage gear mechanical transmission structure demonstration device comprises a bottom plate, wherein a lifting assembly is arranged on the bottom plate, a first supporting plate is arranged on the lifting assembly, a first motor is fixedly connected onto the first supporting plate, a second supporting plate is fixedly connected onto an output shaft of the first motor, a ring groove is formed in the bottom of the second supporting plate, a pulley is arranged on the first supporting plate and is in sliding connection with the ring groove, two moving assemblies are arranged on the second supporting plate, a first supporting block and a second supporting block are respectively arranged on the two moving assemblies, a first supporting frame is arranged on the first supporting block, the first supporting frame is rotatably connected with a first gear and a second gear through rotating shafts, the first gear is in meshing connection with the second gear, and a supporting table is arranged on the first supporting block, the supporting table is provided with a cylinder, the inner wall of the cylinder is provided with teeth, the teeth are meshed with a second gear, the first supporting frame is provided with a second motor, and an output shaft of the second motor is connected with a rotating shaft on the first gear.

The second supporting block is provided with a second supporting frame, a fourth gear and a fifth gear, the second supporting frame is rotatably connected with the third gear through a rotating shaft, the third gear is meshed with the fourth gear, the fourth gear is meshed with the fifth gear, the second supporting frame is provided with a third motor, and an output shaft of the third motor is connected with a rotating shaft on the third gear.

As a further scheme of the utility model: the lifting assembly comprises a moving plate and a supporting rod, the supporting rod is fixedly connected to the bottom plate, the moving plate is fixedly connected to the bottom of the first supporting plate, one side of the moving plate is fixedly connected with a moving tooth, the top end of the supporting rod is fixedly connected with a fourth motor, an output shaft of the fourth motor is fixedly connected with a sixth gear, and the sixth gear is meshed with the moving tooth.

As a further scheme of the utility model: one side fixedly connected with sliding sleeve of movable plate, sliding sleeve and bracing piece sliding connection.

As a further scheme of the utility model: the movable assembly comprises a first sliding groove and a second sliding groove, the first sliding groove and the second sliding groove are communicated with each other, a fifth motor is fixedly connected to one end of the first sliding groove, a threaded rod is fixedly connected to an output shaft of the fifth motor, and a threaded cylinder is connected to the outer surface of the threaded rod in a threaded mode.

As a further scheme of the utility model: and a sliding block is connected in the second sliding groove in a sliding manner, and the top of the sliding block is fixedly connected with the outer surface of the threaded cylinder.

As a further scheme of the utility model: the controller is fixedly connected to the bottom plate and is electrically connected with the first motor, the second motor, the third motor, the fourth motor and the fifth motor through wires.

Compared with the prior art, the utility model has the beneficial effects that:

1. this multistage gear mechanical transmission structure presentation device through lifting unit's setting, can adjust the height of first backup pad and second backup pad, under the combined action of first motor, pulley and ring channel, can change the orientation of first supporting shoe and second supporting shoe, conveniently demonstrates gear drive mechanism above that.

2. The demonstration device for the multi-stage gear mechanical transmission structure comprises a sixth gear, a fourth motor, a moving tooth, a supporting rod, a sliding sleeve and the like, wherein the fourth motor drives the sixth gear to rotate, the sixth gear is meshed with the moving tooth and can drive a moving plate to ascend or descend, the fifth motor, a threaded rod, a threaded barrel, a sliding block and the like can drive the threaded barrel to move on the threaded rod, so that a first supporting block or a second supporting block can be driven to move leftwards or rightwards, and the position of the first supporting block or the second supporting block can be changed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of a front view cross section of the present invention;

FIG. 2 is a rear view of the present invention;

in the figure: 1. a second support plate; 2. a first support plate; 3. a lifting assembly; 30l, moving a plate; 302. A sixth gear; 303. a support bar; 304. moving the teeth; 305. a sliding sleeve; 306. a fourth motor; 4. A base plate; 5. a first motor; 6. a pulley; 7. an annular groove; 8. a moving assembly; 80l of first chute; 802. a threaded rod; 803. a second chute; 804. a threaded barrel; 805. a slider; 806. a fifth motor; 9. a first support block; 10. a support table; 11. a cylinder; 12. a second gear; 13. a first gear; 14. A first support frame; 15. teeth; 16. a controller; 17. a second support block; 18. a second support frame; 19. a third motor; 20. a third gear; 21. a fourth gear; 22. a fifth gear; 23. a second motor.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides the following technical solutions: a multi-stage gear mechanical transmission structure demonstration device comprises a bottom plate 4, a controller 16 is fixedly connected to the bottom plate 4, the controller 16 can be a conventional known device for a computer and the like to control, the controller 16 is respectively electrically connected with a first motor 5, a second motor 23, a third motor 19, a fourth motor 306 and a fifth motor 806 through leads, a lifting component 3 is arranged on the bottom plate 4, a first supporting plate 2 is arranged on the lifting component 3, the first motor 5 is fixedly connected to the first supporting plate 2, a second supporting plate l is fixedly connected to an output shaft of the first motor 5, an annular groove 7 is formed in the bottom of the second supporting plate l, a pulley 6 is arranged on the first supporting plate 2, the pulley 6 is in sliding connection with the annular groove 7, a moving component 8 is arranged on the second supporting plate 1, the number of the moving components 8 is two, a first supporting block 9 and a second supporting block 17 are respectively arranged on the two moving components 8, the first supporting block 9 is provided with a first supporting frame 14, the first supporting frame 14 is rotatably connected with a first gear 13 and a second gear 12 through a rotating shaft, the first gear 13 is meshed with the second gear 12, the first supporting block 9 is provided with a supporting table 10, the supporting table 10 is provided with a cylinder 11, the inner wall of the cylinder 11 is provided with teeth 15, the teeth 15 are meshed with the second gear 12, the first supporting block 14 is provided with a second motor 23, and an output shaft of the second motor 23 is connected with the rotating shaft on the first gear 13.

The second support block 17 is provided with a second support frame 18, a fourth gear 2l and a fifth gear 22, the second support frame 18 is rotatably connected with a third gear 20 through a rotating shaft, the third gear 20 is meshed with the fourth gear 2l, a fourth gear 21 is meshed with the fifth gear 22, the second support frame 18 is provided with a third motor 19, an output shaft of the third motor 19 is connected with the rotating shaft on the third gear 20, the heights of the first support plate 2 and the second support plate 1 can be adjusted through the arrangement of the lifting component 3, the orientations of the first support block 9 and the second support block 17 can be changed under the combined action of the first motor 5, the pulley 6 and the annular groove 7, and a gear transmission mechanism on the first support block 9 and the second support block 17 can be conveniently displayed.

Specifically, the lifting assembly 3 includes a moving plate 30l and a supporting rod 303, the supporting rod 303 is fixedly connected to the bottom plate 4, the moving plate 301 is fixedly connected to the bottom of the first supporting plate 2, one side of the moving plate 301 is fixedly connected with a moving tooth 304, the top end of the supporting rod 303 is fixedly connected with a fourth motor 306, an output shaft of the fourth motor 306 is fixedly connected with a sixth gear 302, the sixth gear 302 is meshed with the moving tooth 304, one side of the moving plate 30l is fixedly connected with a sliding sleeve 305, the sliding sleeve 305 is slidably connected with the supporting rod 303, through the arrangement of the sixth gear 302, the fourth motor 306, the moving tooth 304, the supporting rod 303, the sliding sleeve 305 and the like, the fourth motor 306 drives the sixth gear 302 to rotate, the sixth gear 302 is meshed with the moving tooth 304, and accordingly the moving plate 30l can be driven to ascend or descend.

Specifically, the moving assembly 8 includes a first sliding groove 801 and a second sliding groove 803, the first sliding groove 801 and the second sliding groove 803 are communicated with each other, one end of the first sliding groove 801 is fixedly connected with a fifth motor 806, an output shaft of the fifth motor 806 is fixedly connected with a threaded rod 802, an outer surface of the threaded rod 802 is in threaded connection with a threaded cylinder 804, a sliding block 805 is slidably connected in the second sliding groove 803, a top of the sliding block 805 is fixedly connected with an outer surface of the threaded cylinder 804, an outer surface of the threaded cylinder 804 is connected with the first supporting block 9 or the second supporting block 17, and the threaded cylinder 804 and the sliding block 805 are arranged in the fifth motor 806, the threaded rod 802, the threaded cylinder 804 and the sliding block 805, so that the threaded cylinder 804 can move on the threaded rod 802, and the first supporting block 9 or the second supporting block 17 can be driven to move leftwards or rightwards, and the position of the first supporting block 9 or the second supporting block 17 can be changed.

The working principle of the utility model is as follows:

s1, connecting a power supply, when needing to lift, the controller 16 controls the fourth motor 306 to drive the sixth gear 302 to rotate, the sixth gear 302 is meshed with the moving teeth 304, meanwhile, the sliding sleeve 305 slides on the supporting rod 303, so that the moving plate 301 can be lifted or lowered with the moving plate, when the second supporting plate 1 reaches a proper position and stops, and the direction needs to be changed, the controller 16 controls the first motor 5 to rotate with the second supporting plate l, and the pulley 6 slides in the annular groove 7, and when the pulley stops after reaching a proper position and the position of the first supporting block 9 or the second supporting block 17 needs to be changed, controller 16 controls fifth motor 806 to rotate threaded rod 802, causing threaded barrel 804 to move on threaded rod 802, so that the first support block 9 or the second support block 17 can be carried to move leftwards or rightwards, and the position of the first support block 9 or the second support block 17 can be changed;

s2, when the display cylinder 11 rotates, the controller 16 controls the second motor 23 to rotate, the second motor 23 drives the first gear 13 to rotate, the first gear 13 drives the second gear 12 to rotate, and the second gear 12 is meshed with the teeth 15 to rotate, so that the cylinder 11 can be driven to rotate, and the display is performed;

s3, when the third gear 20, the fourth gear 21 and the fifth gear 22 are shown to rotate, the controller 16 controls the third motor 19 to rotate with the third gear 20, the third gear 20 rotates with the fourth gear 21, and the fourth gear 2l rotates with the fifth gear 22, so as to perform the display.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a multistage gear mechanical transmission structure presentation device, includes bottom plate (4), its characterized in that: be provided with lifting unit (3) on bottom plate (4), be provided with first backup pad (2) on lifting unit (3), first motor (5) of fixedly connected with are gone up to first backup pad (2), fixedly connected with second backup pad (1) on the output shaft of first motor (5), ring channel (7) have been seted up to the bottom of second backup pad (1), be provided with pulley (6) on first backup pad (2), pulley (6) and ring channel (7) sliding connection, be provided with removal subassembly (8) on second backup pad (1), just the quantity that removes subassembly (8) has two, two be provided with respectively first supporting shoe (9) and second supporting shoe (17) on removal subassembly (8), be provided with first support frame (14) on first supporting shoe (9), first support frame (14) are connected with first gear (13) and second gear (12) through the axis of rotation ) The first gear (13) is meshed with the second gear (12), a support table (10) is arranged on the first support block (9), a cylinder (11) is arranged on the support table (10), teeth (15) are arranged on the inner wall of the cylinder (11), the teeth (15) are meshed with the second gear (12), a second motor (23) is arranged on the first support frame (14), and an output shaft of the second motor (23) is connected with a rotating shaft on the first gear (13);

the supporting device is characterized in that a second supporting frame (18), a fourth gear (21) and a fifth gear (22) are arranged on the second supporting block (17), the second supporting frame (18) is rotatably connected with the third gear (20) through a rotating shaft, the third gear (20) is meshed with the fourth gear (21), the fourth gear (21) is meshed with the fifth gear (22), a third motor (19) is arranged on the second supporting frame (18), and an output shaft of the third motor (19) is connected with the rotating shaft on the third gear (20).

2. The demonstration device for a multistage gear mechanical transmission structure according to claim 1, wherein: lifting unit (3) are including movable plate (301) and bracing piece (303), bracing piece (303) fixed connection is on bottom plate (4), movable plate (301) fixed connection is in the bottom of first backup pad (2), one side fixedly connected with of movable plate (301) removes tooth (304), the top fixedly connected with fourth motor (306) of bracing piece (303), output shaft fixedly connected with sixth gear (302) of fourth motor (306), sixth gear (302) and removal tooth (304) meshing are connected.

3. The demonstration device for a multistage gear mechanical transmission structure according to claim 2, wherein: one side of the moving plate (301) is fixedly connected with a sliding sleeve (305), and the sliding sleeve (305) is connected with the supporting rod (303) in a sliding mode.

4. The demonstration device for a multistage gear mechanical transmission structure according to claim 1, wherein: the moving assembly (8) comprises a first sliding groove (801) and a second sliding groove (803), the first sliding groove (801) and the second sliding groove (803) are communicated with each other, a fifth motor (806) is fixedly connected to one end of the first sliding groove (801), a threaded rod (802) is fixedly connected to an output shaft of the fifth motor (806), and a threaded cylinder (804) is connected to the outer surface of the threaded rod (802) in a threaded mode.

5. The demonstration device of a multistage gear mechanical transmission structure according to claim 4, wherein: a sliding block (805) is connected in the second sliding groove (803) in a sliding mode, and the top of the sliding block (805) is fixedly connected with the outer surface of the threaded cylinder (804).

6. The demonstration device for a multistage gear mechanical transmission structure according to claim 5, wherein: the motor is characterized in that a controller (16) is fixedly connected to the bottom plate (4), and the controller (16) is electrically connected with the first motor (5), the second motor (23), the third motor (19), the fourth motor (306) and the fifth motor (806) through conducting wires.