阅读说明：本技术 一种玩具用滑翔动力装置及其驱动方法 (Gliding power device for toy and driving method thereof ) 是由 王芳杰 陈侣硕 李姿 于 2021-07-09 设计创作，主要内容包括：本发明提供一种玩具用滑翔动力装置及其驱动方法,属于玩具技术领域,包括：顶部可拆卸连接有机顶盖的外壳装置,机顶盖的顶部边角处开设有多个第一安装孔；四组旋转机构,每组旋转机构均包括第一转轴和第一螺旋架,第一转轴转动连接于外壳装置的下内壁,第一转轴贯穿机顶盖的顶部并向上延伸,第一螺旋架固定连接于第一转轴的顶部,外壳装置内设置有联动机构；通过第一螺旋架转动达到升降的效果,且利用大齿轮带动小齿轮高速转动,保证升降拥有足够的动力,同时第二螺旋架转动时,可以推动外壳装置横向移动,大幅度加强了外壳装置前进的动力,以实现抵抗气流带来的阻力,保证外壳装置能够稳定的滑翔。(The invention provides a gliding power device for a toy and a driving method thereof, belonging to the technical field of toys, and comprising the following steps: the top of the shell device is detachably connected with a top cover, and a plurality of first mounting holes are formed in the corners of the top cover; each group of rotating mechanisms comprises a first rotating shaft and a first spiral frame, the first rotating shaft is rotatably connected to the lower inner wall of the shell device, the first rotating shaft penetrates through the top of the top cover and extends upwards, the first spiral frame is fixedly connected to the top of the first rotating shaft, and a linkage mechanism is arranged in the shell device; rotate through first spiral shell and reach the effect of going up and down, and utilize the gear wheel to drive the pinion and rotate at a high speed, guarantee to go up and down to possess sufficient power, when the second spiral shell rotates simultaneously, can promote shell device lateral shifting, strengthened the power that shell device gos forward by a wide margin to the resistance that the air current brought is resisted in the realization, the gliding that guarantees shell device can be stable.)

1. A gliding power device for a toy, comprising:

the top of the shell device (1) is detachably connected with a top cover (2), and a plurality of first mounting holes (31) are formed in the corners of the top cover (2);

each group of rotating mechanisms comprises a first rotating shaft (19) and a first spiral frame (21), the first rotating shaft (19) is rotatably connected to the lower inner wall of the shell device (1), the first rotating shaft (19) penetrates through the top of the top cover (2) and extends upwards, the first spiral frame (21) is fixedly connected to the top of the first rotating shaft (19), a linkage mechanism is arranged in the shell device (1), and the four groups of rotating mechanisms are connected with the linkage mechanism to realize linkage;

each group of screw mechanisms comprises a support (23), a second rotating shaft (24) and a second screw rack (25), a screw bin (6) is formed in the side portion of the shell device (1), the support (23) is detachably connected to the lower inner wall of the shell device (1), the second rotating shaft (24) is rotatably connected to the side portion of the support (23), the second screw rack (25) is welded to the surface of the second rotating shaft (24), the second screw rack (25) is located in the screw bin (6), a transmission mechanism is arranged in the shell device (1), and the two groups of screw mechanisms are connected with the transmission mechanism to realize transmission;

the driving mechanism is arranged in the shell device (1), a transfer mechanism is arranged between the linkage mechanism and the transmission mechanism, and the transfer mechanism is connected with the driving mechanism to realize driving.

2. A gliding power unit for a toy according to claim 1, wherein: the linkage mechanism comprises a third transmission shaft (16) and a large gear (18), the third transmission shaft (16) is rotatably connected to the lower inner wall of the shell device (1), the large gear (18) is detachably connected to the circumferential surface of the third transmission shaft (16), and the top of the third transmission shaft (16) is in threaded connection with a second seal head (32).

3. A gliding power unit for a toy according to claim 2, wherein: each group of the rotating mechanisms further comprises a small gear (20), the small gear (20) is fixedly connected to the circumferential surface of the first rotating shaft (19), and the small gear (20) is meshed with the large gear (18).

4. A gliding power unit for a toy according to claim 3, wherein: transfer mechanism includes second mounting bracket (12), second transmission shaft (13), driving bevel gear (15) and driven bevel gear (17), second mounting bracket (12) can be dismantled and connect in the lower inner wall of shell device (1), second mounting hole (33) have been seted up to the bottom of second mounting bracket (12), second transmission shaft (13) are rotated and are connected in the lateral part of second mounting bracket (12), driving bevel gear (15) fixed connection is in one side of second transmission shaft (13), driven bevel gear (17) fixed connection is in the circumferential surface of third transmission shaft (16), driving bevel gear (15) mesh with third transmission shaft (16).

5. A gliding power unit for a toy according to claim 4, wherein: drive mechanism includes big sprocket (22), small-size chain (34) and two little sprockets (26), big sprocket (22) fixed connection is in the opposite side of second transmission shaft (13), two the circumference surface in two second pivots (24) can be dismantled respectively in little sprocket (26), small-size chain (34) transmission is connected between big sprocket (22) and two little sprockets (26), every the equal threaded connection of lateral part of second pivot (24) has first head (27).

6. A gliding power unit for a toy according to claim 5, wherein: actuating mechanism includes servo motor (8), first mounting bracket (9) and crown assembly, connection in the lower inner wall of shell device (1) can be dismantled in first mounting bracket (9), second mounting hole (33) have been seted up to the bottom of first mounting bracket (9), servo motor (8) fixed connection is in the lateral part of first mounting bracket (9).

7. A gliding power unit for a toy according to claim 6, wherein: crown assembly includes first transmission shaft (10), initiative crown gear (11) and driven crown gear (14), first transmission shaft (10) are rotated and are connected in the lateral part of first mounting bracket (9), and the output fixed connection of servo motor (8) is in one side of first transmission shaft (10), initiative crown gear (11) fixed connection is in the opposite side of first transmission shaft (10), driven crown gear (14) fixed connection is in the circumferential surface of second transmission shaft (13), initiative crown gear (11) and driven crown gear (14) mesh mutually.

8. A gliding power unit for a toy according to claim 7, wherein: the lower inner wall welding of shell device (1) has protection base (4), fixedly connected with battery (5) in protection base (4), the lateral part fixedly connected with stereo set player (3) of shell device (1), stereo set player (3) and servo motor (8) all with battery (5) electric connection.

9. A gliding power unit for a toy according to claim 8, wherein: the bottom fixedly connected with pedestal (28) of shell device (1), install roller train (29) on pedestal (28), big gyro wheel (30) are installed to the bottom of shell device (1), two all detachable connection has dust screen (7) in spiral bin (6) exit.

10. A method for driving a toy gliding power unit, wherein a toy gliding power unit according to any one of claims 1 to 9 is used, comprising the steps of:

s1, a first transmission shaft (10) is driven to rotate through an output end of a servo motor (8), and the first transmission shaft (10) drives a driven crown gear (14) to rotate by utilizing a driving crown gear (11), so that a second transmission shaft (13) is driven to rotate;

s2, the second transmission shaft (13) drives a driven bevel gear (17) to rotate through a driving bevel gear (15), the driven bevel gear (17) drives a large gear (18) to rotate through a third transmission shaft (16), and the large gear (18) drives a plurality of small gears (20) to synchronously rotate, so that a plurality of first spiral frames (21) are driven to synchronously rotate;

s3, simultaneously, the second transmission shaft (13) drives the large chain wheel (22) to rotate, the large chain wheel (22) drives the small chain wheel (26) to rotate through the small chain (34), and therefore the two second rotating shafts (24) are driven to rotate, and the two second spiral racks (25) are driven to rotate.

Technical Field

The invention belongs to the technical field of toys, and particularly relates to a gliding power device for a toy and a driving method thereof.

Background

The toy can be a natural object, namely a non-artificial object such as sand, stone, mud, branches and the like, can be widely understood, is not limited to a person on the street for playing, can be called as a toy in all aspects, is suitable for children and is more suitable for young people and middle-aged and elderly people. The intelligent skylight is a tool for opening the intelligent skylight, so that people can be intelligent and smart, with the continuous resurgence of the world economy, the consumption demand of the toy market is gradually recovered, products exceeding 2/3 in the global market come from China, and China is an unbuckled toy manufacturing big country.

Unmanned aerial vehicle is a science and technology toy, bring joy for children when giving people and bringing convenience, current unmanned aerial vehicle is mostly through simple screw lift, at unmanned aerial vehicle flight in-process, often current unmanned aerial vehicle buffer stop not have enough horizontal power, because the operator operates carelessly or because of reasons such as topography and air current, cause colliding with and striking phenomenon of unmanned aerial vehicle in the operation easily, cause the damage of certain degree to unmanned aerial vehicle's fuselage.

Disclosure of Invention

The invention aims to provide a gliding power device for a toy and a driving method thereof, and aims to solve the problems that the existing small unmanned aerial vehicle anti-collision device in the prior art does not have enough transverse power, the unmanned aerial vehicle is easy to collide and impact due to careless operation of an operator or due to terrain, airflow and the like, and the body of the unmanned aerial vehicle is damaged to a certain extent.

In order to achieve the purpose, the invention provides the following technical scheme:

a gliding power device for a toy and a driving method thereof comprise:

the top of the shell device is detachably connected with a top cover, and a plurality of first mounting holes are formed in the corners of the top cover;

each group of rotating mechanisms comprises a first rotating shaft and a first spiral frame, the first rotating shaft is rotatably connected to the lower inner wall of the shell device, the first rotating shaft penetrates through the top of the top cover and extends upwards, the first spiral frame is fixedly connected to the top of the first rotating shaft, a linkage mechanism is arranged in the shell device, and the four groups of rotating mechanisms are connected with the linkage mechanism to realize linkage;

each group of screw mechanisms comprises a support, a second rotating shaft and a second screw rack, a screw bin is formed in the side portion of the shell device, the support is detachably connected to the lower inner wall of the shell device, the second rotating shaft is rotatably connected to the side portion of the support, the second screw rack is welded to the surface of the second rotating shaft and is located in the screw bin, a transmission mechanism is arranged in the shell device, and the two groups of screw mechanisms are connected with the transmission mechanism to achieve transmission;

the driving mechanism is arranged in the shell device, a transfer mechanism is arranged between the linkage mechanism and the transmission mechanism, and the transfer mechanism is connected with the driving mechanism to realize driving.

As a preferred scheme of the present invention, the linkage mechanism includes a third transmission shaft and a large gear, the third transmission shaft is rotatably connected to the lower inner wall of the housing device, the large gear is detachably connected to the circumferential surface of the third transmission shaft, and the top of the third transmission shaft is in threaded connection with the second end enclosure.

As a preferable aspect of the present invention, each of the rotating mechanisms further includes a pinion gear fixedly connected to a circumferential surface of the first rotating shaft, and the pinion gear is engaged with the bull gear.

As a preferable scheme of the present invention, the transfer mechanism includes a second mounting bracket, a second transmission shaft, a driving bevel gear, and a driven bevel gear, the second mounting bracket is detachably connected to the lower inner wall of the housing device, a second mounting hole is formed at the bottom of the second mounting bracket, the second transmission shaft is rotatably connected to a side portion of the second mounting bracket, the driving bevel gear is fixedly connected to one side of the second transmission shaft, the driven bevel gear is fixedly connected to a circumferential surface of the third transmission shaft, and the driving bevel gear is engaged with the third transmission shaft.

As a preferable scheme of the present invention, the transmission mechanism includes a large sprocket, a small chain and two small sprockets, the large sprocket is fixedly connected to the other side of the second transmission shaft, the two small sprockets are detachably connected to the circumferential surfaces of the two second rotating shafts respectively, the small chain is connected between the large sprocket and the two small sprockets in a transmission manner, and the side portion of each second rotating shaft is in threaded connection with the first end enclosure.

As a preferable aspect of the present invention, the driving mechanism includes a servo motor, a first mounting bracket and a crown assembly, the first mounting bracket is detachably connected to the lower inner wall of the housing device, a second mounting hole is formed at the bottom of the first mounting bracket, and the servo motor is fixedly connected to a side portion of the first mounting bracket.

As a preferable aspect of the present invention, the crown assembly includes a first transmission shaft, a driving crown gear and a driven crown gear, the first transmission shaft is rotatably connected to a side portion of the first mounting bracket, an output end of the servo motor is fixedly connected to one side of the first transmission shaft, the driving crown gear is fixedly connected to the other side of the first transmission shaft, the driven crown gear is fixedly connected to a circumferential surface of the second transmission shaft, and the driving crown gear is engaged with the driven crown gear.

As a preferable scheme of the present invention, a protection base is welded to a lower inner wall of the housing device, a storage battery is fixedly connected to the inside of the protection base, a sound player is fixedly connected to a side portion of the housing device, and both the sound player and the servo motor are electrically connected to the storage battery.

As a preferred scheme of the invention, the bottom of the shell device is fixedly connected with a shaft bracket, the shaft bracket is provided with a roller group, the bottom of the shell device is provided with a large roller, and the outlets of the two spiral bins can be detachably connected with a dust screen.

A driving method of a gliding power device for a toy comprises the following steps:

s1, a first transmission shaft is driven to rotate through an output end of a servo motor, and the first transmission shaft drives a driven crown gear to rotate by utilizing a driving crown gear so as to drive a second transmission shaft to rotate;

s2, the second transmission shaft drives a driven bevel gear to rotate through a driving bevel gear, the driven bevel gear drives a large gear to rotate through a third transmission shaft, and the large gear drives a plurality of small gears to synchronously rotate so as to drive a plurality of first spiral frames to synchronously rotate;

and S3, simultaneously, the second transmission shaft drives the large chain wheel to rotate, the large chain wheel drives the small chain wheel to rotate through the small chain, so that the two second rotating shafts are driven to rotate, and the two second spiral racks are driven to rotate.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the shell device is integrally formed and is streamline as a whole, so that the resistance in gliding or flying can be reduced, the firmness is enhanced, and the possibility of falling is reduced.

2. According to the invention, the output end of the servo motor drives the first transmission shaft to rotate, the first transmission shaft drives the driving crown gear to rotate, the driving crown gear drives the driven crown gear to rotate, so that the second transmission shaft is driven to rotate, the second transmission shaft is arranged between the third transmission shaft and the small chain wheel, and the second transmission shaft drives the driving bevel gear and the large chain wheel to synchronously rotate, so that the first spiral frame and the second spiral frame synchronously rotate and share one driving device, the energy consumption can be reduced, and the energy-saving effect is achieved.

3. According to the invention, the sound player can be controlled by an external remote controller, the playability and the interestingness are increased, and the large idler wheels and the roller groups are made of elastic rubber materials, so that the vibration of the shell device when falling to the ground is reduced, the damping effect is achieved, the mechanical structure in the shell device is protected from being influenced by the vibration, and the service life is prolonged.

Drawings

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

In the drawings:

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

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

fig. 3 is an opening view of the lid of the present invention;

FIG. 4 is a schematic view of the drive mechanism of the present invention;

FIG. 5 is an exploded view of the housing of the present invention;

FIG. 6 is a schematic view of a linkage mechanism of the present invention;

fig. 7 is an exploded view of the screw mechanism of the present invention.

The reference numbers in the figures illustrate: 1. a housing; 2. a machine top cover; 3. a sound player; 4. a protective base; 5. a storage battery; 6. a spiral bin; 7. a dust screen; 8. a servo motor; 9. a first mounting bracket; 10. a first drive shaft; 11. an active crown gear; 12. a second mounting bracket; 13. a second drive shaft; 14. a driven crown gear; 15. a driving bevel gear; 16. a third drive shaft; 17. a driven bevel gear; 18. a bull gear; 19. a first rotating shaft; 20. a pinion gear; 21. a first helical frame; 22. a large sprocket; 23. a support; 24. a second rotating shaft; 25. a second screw frame; 26. a small sprocket; 27. a first end enclosure; 28. a pedestal; 29. a roller set; 30. a large roller; 31. a first mounting hole; 32. a second end enclosure; 33. a second mounting hole; 34. a small chain.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-7, the technical solution provided in this embodiment is as follows:

a gliding power device for a toy and a driving method thereof comprise:

the top of the shell device 1 is detachably connected with a top cover 2, and a plurality of first mounting holes 31 are formed in the corners of the top cover 2;

each group of rotating mechanisms comprises a first rotating shaft 19 and a first spiral rack 21, the first rotating shaft 19 is rotatably connected to the lower inner wall of the shell device 1, the first rotating shaft 19 penetrates through the top of the top cover 2 and extends upwards, the first spiral rack 21 is fixedly connected to the top of the first rotating shaft 19, a linkage mechanism is arranged in the shell device 1, the four groups of rotating mechanisms are all connected with the linkage mechanism to achieve linkage, the linkage mechanism comprises a third transmission shaft 16 and a large gear 18, the third transmission shaft 16 is rotatably connected to the lower inner wall of the shell device 1, the large gear 18 is detachably connected to the circumferential surface of the third transmission shaft 16, the top of the third transmission shaft 16 is in threaded connection with a second seal head 32, each group of rotating mechanisms further comprises a small gear 20, the small gear 20 is fixedly connected to the circumferential surface of the first rotating shaft 19, and the small gear 20 is meshed with the large gear 18.

In the embodiment of the invention, the top edge of the top cover 2 is provided with a plurality of first mounting holes 31, the top cover 2 is fixedly mounted on the top of the shell device 1 by mounting bolts in the first mounting holes 31, the shell device 1 is integrally formed and streamline, so that the resistance during gliding or flying can be reduced, meanwhile, the firmness is enhanced, and the possibility of breaking is reduced, when the shell device 1 glides, the first transmission shaft 10 is driven to rotate by the output end of the servo motor 8, so that the second transmission shaft 13 is driven to rotate, finally, the first spiral rack 21 and the second spiral rack 25 are driven to simultaneously rotate, the lifting effect is achieved by the rotation of the first spiral rack 21, the pinion 20 is driven to rotate at high speed by the bull gear 18, the sufficient power for lifting is ensured, and the shell device 1 can be pushed to transversely move when the second spiral rack 25 rotates, the advancing power of the shell device 1 is greatly enhanced to realize resistance to airflow and ensure stable gliding of the shell device 1.

Two groups of screw mechanisms, each group of screw mechanisms comprises a support 23, a second rotating shaft 24 and a second screw rack 25, the side part of the shell device 1 is provided with a screw bin 6, the support 23 is detachably connected with the lower inner wall of the shell device 1, the second rotating shaft 24 is rotatably connected with the side part of the support 23, the second screw rack 25 is welded on the surface of the second rotating shaft 24, the second screw rack 25 is positioned in the screw bin 6, a transmission mechanism is arranged in the shell device 1, the two groups of screw mechanisms are both connected with the transmission mechanism to realize transmission, the transmission mechanism comprises a large chain wheel 22, the small chain 34 and two small chain wheels 26, the large chain wheel 22 is fixedly connected to the other side of the second transmission shaft 13, the two small chain wheels 26 are detachably connected to the circumferential surfaces of the two second rotating shafts 24 respectively, the small chain 34 is in transmission connection between the large chain wheel 22 and the two small chain wheels 26, and the side part of each second rotating shaft 24 is in threaded connection with the first seal head 27.

In the specific embodiment of the present invention, a plurality of second mounting holes 33 are formed at the bottoms of the second mounting frame 12 and the second mounting holes 33, and the second mounting frame 12 and the first mounting frame 9 are fixedly mounted by mounting bolts in the second mounting holes 33, the second transmission shaft 13 drives the large sprocket 22 to rotate, the large sprocket 22 drives the two small sprockets 26 to synchronously rotate by driving the small chain 34, the small sprocket 26 drives the second rotating shaft 24 to rotate, the second rotating shaft 24 drives the second spiral frame 25 to rotate, and the second spiral frame 25 can push the housing device 1 to transversely move when rotating, so as to provide power for transversely moving the housing device 1, the dust-proof net 7 is connected to the opening of the spiral bin 6 by bolts, so as to protect the spiral bin 6, and reduce dust from entering the spiral bin 6.

Actuating mechanism, actuating mechanism sets up in shell device 1, be provided with transfer mechanism between link gear and the drive mechanism, transfer mechanism is connected in order to realize the drive with actuating mechanism, transfer mechanism includes second mounting bracket 12, second transmission shaft 13, initiative bevel gear 15 and driven bevel gear 17, second mounting bracket 12 can dismantle the lower inner wall of connecting in shell device 1, second mounting hole 33 has been seted up to the bottom of second mounting bracket 12, second transmission shaft 13 rotates the lateral part of connecting in second mounting bracket 12, initiative bevel gear 15 is fixed connection in one side of second transmission shaft 13, driven bevel gear 17 is fixed connection in the circumferential surface of third transmission shaft 16, initiative bevel gear 15 meshes with third transmission shaft 16 mutually, actuating mechanism includes servo motor 8, first mounting bracket 9 and crown subassembly, first mounting bracket 9 can dismantle the lower inner wall of connecting in shell device 1, second mounting hole 33 has been seted up to the bottom of first mounting bracket 9, servo motor 8 fixed connection is in the lateral part of first mounting bracket 9, the crown subassembly includes first transmission shaft 10, initiative crown gear 11 and driven crown gear 14, first transmission shaft 10 rotates the lateral part of connecting in first mounting bracket 9, and servo motor 8's output fixed connection is in one side of first transmission shaft 10, initiative crown gear 11 fixed connection is in the opposite side of first transmission shaft 10, driven crown gear 14 fixed connection is in the circumferential surface of second transmission shaft 13, initiative crown gear 11 meshes with driven crown gear 14 mutually.

In the embodiment of the present invention, the output end of the servo motor 8 drives the first transmission shaft 10 to rotate, the first transmission shaft 10 drives the driving crown gear 11 to rotate, the driving crown gear 11 drives the driven crown gear 14 to rotate, so as to drive the second transmission shaft 13 to rotate, the second transmission shaft 13 is disposed between the third transmission shaft 16 and the small sprocket 26, and the second transmission shaft 13 drives the driving bevel gear 15 and the large sprocket 22 to rotate synchronously, so as to realize synchronous rotation of the first spiral frame 21 and the second spiral frame 25, and share one driving device, so as to reduce energy consumption and achieve the effect of saving energy.

Specifically, the welding of the lower inner wall of shell device 1 has protection base 4, fixedly connected with battery 5 in the protection base 4, shell device 1's lateral part fixedly connected with stereo player 3, stereo player 3 and servo motor 8 all with battery 5 electric connection, shell device 1's bottom fixedly connected with pedestal 28 installs roller train 29 on the pedestal 28, big gyro wheel 30 is installed to shell device 1's bottom, the equal detachable connection in 6 exits in two spiral cabins has dust screen 7.

In the embodiment of the invention, the protective base 4 is used for fixedly mounting the storage battery 5, the audio player 3 and the servo motor 8 are electrically connected with the storage battery 5 to provide electric energy, the audio player 3 can be controlled by an external remote controller to increase playability and interestingness, the large roller 30 and the roller set 29 are made of elastic rubber materials, so that vibration of the shell device 1 when falling to the ground is reduced, a damping effect is achieved, a mechanical structure in the shell device 1 is protected from being influenced by vibration, and the service life is prolonged.

A driving method of a gliding power device for a toy comprises the following steps:

s1, a first transmission shaft 10 is driven to rotate through an output end of a servo motor 8, and the first transmission shaft 10 drives a driven crown gear 14 to rotate through a driving crown gear 11 so as to drive a second transmission shaft 13 to rotate;

s2, the second transmission shaft 13 drives a driven bevel gear 17 to rotate through a driving bevel gear 15, the driven bevel gear 17 drives a large gear 18 to rotate through a third transmission shaft 16, and the large gear 18 drives a plurality of small gears 20 to synchronously rotate, so that a plurality of first spiral frames 21 are driven to synchronously rotate;

s3, simultaneously, the second transmission shaft 13 drives the large chain wheel 22 to rotate, the large chain wheel 22 drives the small chain wheel 26 to rotate through the small chain 34, and therefore the two second rotating shafts 24 are driven to rotate, and the two second spiral racks 25 are driven to rotate.

Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.