CN111229745A

CN111229745A - Industrial pipeline surface rust removal robot

Info

Publication number: CN111229745A
Application number: CN202010202940.4A
Authority: CN
Inventors: 不公告发明人
Original assignee: Sanmen Vestibular Machinery Technology Co ltd
Current assignee: Nanjing Tangyi Technology Innovation Service Co.,Ltd.
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-06-05
Anticipated expiration: 2040-03-20
Also published as: CN111229745B

Abstract

The invention discloses an industrial pipeline surface rust removal robot which comprises a device body, wherein a through cavity which penetrates through the device body up and down is arranged in the end surface of the bottom side of the device body, the through cavity can be wrapped on a pipeline, and adjustable moving wheel devices which can clamp the pipeline and drive the device body to move forwards are symmetrically arranged at the upper and lower positions of the inner wall of the through cavity; the electric wheel capable of being adjusted according to the thickness of the pipeline is arranged, so that the device body can move on the pipeline for rust removal, compared with the process that the pipeline needs to be disassembled for rust removal in the general rust removal equipment, the shutdown and production halt of the equipment in the period of rust removal and maintenance are avoided, and the normal operation of factory equipment is ensured.

Description

Industrial pipeline surface rust removal robot

Technical Field

The invention relates to the technical field of guide pipes, in particular to a robot for removing rust on the surface of an industrial pipeline.

Background

Industrial pipelines are used as important ways for transmitting media such as gas, liquid and the like in industrial production of factories, because the industrial pipelines are exposed outdoors or in a humid environment in some occasions and are easy to rust and corrode, once the pipelines leak due to rust and corrosion, serious economic loss and potential safety hazard can be caused, but common side rust removing equipment cannot be moved in workshops, and the pipelines need to be disassembled for rust removal, so that time and labor are wasted, the production process is influenced, and unnecessary economic loss is caused.

Disclosure of Invention

The invention aims to provide a robot for removing rust on the surface of an industrial pipeline, which is used for overcoming the defects in the prior art.

The industrial pipeline surface rust removing robot comprises a device body, a through cavity is arranged in the bottom side end face of the device body, the through cavity can be wrapped on a pipeline, adjustable moving wheel devices capable of clamping the pipeline and driving the device body to move forwards are symmetrically arranged at the upper and lower positions of the inner wall of the through cavity, each adjustable moving wheel device comprises a moving cavity arranged in the left and right walls and the rear side wall of the through cavity, a first sliding groove is arranged in the front and rear walls of the moving cavity in the left and right walls of the through cavity and in the left and right walls of the moving cavity in the rear side wall of the through cavity, a first sliding plate is arranged in the first sliding groove in a sliding mode, a rotating wheel base is arranged on the end face, close to the pipeline, of the first sliding plate, an electric wheel capable of moving on the end face of the pipeline is rotatably arranged in the rotating wheel base through a rotating pin, and a first driving wheel capable of driving the electric wheel to clamp the pipeline is arranged on one side, far away from the The device, the device organism about the terminal surface with lead to the chamber intercommunication and be equipped with and rotate the chamber, it installs the rotating wheel dish to rotate the intracavity, be equipped with on the rotating wheel dish and carry out the adjustable rust cleaning device that derusts to the pipeline through rotating, be equipped with the ring gear on the rotating wheel dish wheel face, it can pass through to rotate to be equipped with in the chamber antetheca the ring gear drive No. two drive arrangement of rotating wheel dish rotation, device organism left and right sides terminal surface symmetry is equipped with can be through the handle of assisting of walking stable holding device organism.

On the basis of the technical scheme, a drive arrangement is including locating in the device organism with remove the chamber and keep away from lead to the drive chamber of a side end face intercommunication in chamber, in the preceding lateral wall in drive chamber with the preceding terminal surface intercommunication of device organism is equipped with a thread groove, thread groove threaded connection has a threaded rod No. one, the rear end of a threaded rod rotates through a bearing and installs and be located lead to chamber front side position remove the intracavity on the slide, a threaded rod is located one of terminal surface before the device organism serves threaded connection has a rotation lid No. one, a rotation lid rotates and installs the device organism with the cooperation department of a thread groove.

On the basis of the technical scheme, the first driving device further comprises a first step bevel gear which is rotatably installed on the front side wall of the driving cavity and is in threaded connection with the first threaded rod, the left side and the right side of the first step bevel gear are respectively meshed with a first bevel gear, the first bevel gear is fixedly installed at one end, close to the first step bevel gear, of a first rotating shaft, the first rotating shaft is rotatably installed between the front wall and the rear wall of the driving cavity through a second bearing, a second bevel gear is fixedly installed at one end, far away from the first step bevel gear, of the first rotating shaft, the lower side of the second bevel gear is meshed with a third bevel gear, the third bevel gear is fixedly installed at the front end of the second rotating shaft, the second rotating shaft is rotatably installed between the left wall and the right wall of the driving cavity through a third bearing, and a fourth bevel gear is fixedly installed at the rear end of the second rotating shaft, no. four bevel gears are kept away from No. two step bevel gears of one side meshing of a step bevel gear, No. two step bevel gear threaded connection just rotates on No. two threaded rods and installs keep away from in the drive intracavity on a step bevel gear's the lateral wall, No. two threaded rods are close to the one end of pipeline is rotated through No. four bearings and is installed lead to the chamber and control the position on No. one slide in the removal intracavity, No. two threaded rods are kept away from the one end threaded connection of pipeline about the device organism terminal surface with No. two thread grooves that the intercommunication was equipped with between the wall about the drive chamber.

On the basis of the technical scheme, the adjustable rust removal device comprises a rust removal cavity which is arranged in the bottom side end face of the rotary wheel disc and is communicated with the upper end face and the lower end face, two sliding grooves are symmetrically arranged in the upper wall and the lower wall of the rust removal cavity in a left-right mode, two sliding plates capable of sliding left and right are arranged in the two sliding grooves in a sliding mode, a rust removal friction wheel capable of removing rust on the surface of a pipeline is arranged on one side end face, close to the through cavity, of each sliding plate, a spring is arranged between each rust removal friction wheel and the corresponding sliding plate, the corresponding sliding plate is located below the corresponding rust removal friction wheel, a cleaning ball base is arranged below the corresponding sliding plate, a cleaning ball capable of cleaning rust ash and stains on the pipeline is arranged on the cleaning ball base, three thread grooves are formed in the left end face and the right end face of the rotary wheel disc and communicated with the rust removal cavity, and a, the one end that No. three threaded rod is close to the pipeline is rotated through No. five bearings and is installed on No. two slides, No. three threaded rod is located the one end threaded connection of terminal surface has No. two screw caps about the rotating wheel dish, No. two screw caps rotate and install on the terminal surface about the rotating wheel dish.

On the basis of the technical scheme, the second driving device comprises a ball groove which is arranged between the rotary wheel disc and the device body in a matched manner, the ball groove is internally provided with a motor in a rolling manner, the rotary wheel disc can rotate in the rotary cavity, the front wall of the rotary cavity is fixedly provided with a motor, the rear side of the motor is provided with a fifth bevel gear, the left side and the right side of the fifth bevel gear are respectively meshed with a sixth bevel gear which is bilaterally symmetrical, the sixth bevel gear is fixedly arranged at one end of a third rotary shaft close to the motor, the third rotary shaft is rotatably arranged at the front wall of the rotary cavity through a sixth bearing, one end of the third rotary shaft far away from the motor is fixedly provided with a seventh bevel gear, the lower part of the seventh bevel gear is meshed with an eighth bevel gear, the eighth bevel gear is fixedly arranged at the front end of a fourth rotary shaft, and the fourth rotary shaft is rotatably arranged at the left wall and the right, no. four axis of rotation rear ends pass through fixed mounting has No. eight bevel gears, No. eight bevel gear top meshing No. nine bevel gears, No. nine bevel gears pass through the rotating pin and rotate the installation between the upper and lower wall in rotation chamber, No. nine bevel gears with the ring gear meshing.

The invention has the beneficial effects that: the electric wheel capable of being adjusted according to the thickness of the pipeline is arranged, so that the device body can move on the pipeline for rust removal, compared with the process that the pipeline needs to be disassembled for rust removal in the general rust removal equipment, the shutdown and production halt of the equipment in the period of rust removal and maintenance are avoided, and the normal operation of factory equipment is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an industrial pipeline surface rust removing robot of the invention;

FIG. 2 is a schematic view of the structure in the direction of 'A-A' in FIG. 1;

FIG. 3 is a schematic view of the structure in the direction of 'B-B' in FIG. 1;

fig. 4 is an enlarged structural schematic view of the rust removing apparatus of fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1-4, according to an embodiment of the present invention, the device includes a device body 3 having a through cavity 2 penetrating up and down in a bottom end surface, the through cavity 2 can be wrapped on a pipeline 1, adjustable moving wheel devices 001 capable of clamping the pipeline and driving the device body 3 to move forward are symmetrically disposed on upper and lower positions of an inner wall of the through cavity 2, the adjustable moving wheel devices 001 include moving cavities 38 disposed in left and right walls and a rear wall of the through cavity 2, a first sliding slot 59 is disposed in front and rear walls of the moving cavity 38 in the left and right walls of the through cavity 2 and in left and right walls of the moving cavity 38 in the rear wall of the through cavity 2, a first sliding plate 40 is slidably mounted in the first sliding slot 59, a rotating wheel base 41 is disposed on an end surface of the first sliding plate 40 close to the pipeline 1, an electric wheel 43 capable of moving on an end surface of the pipeline 1 is rotatably mounted in the rotating wheel base 43 through a rotating pin 42, remove chamber 38 and keep away from one side of leading to chamber 2 is equipped with can drive electronic wheel 43 presss from both sides tightly drive arrangement 002 of pipeline 1, about the device organism 3 the terminal surface with lead to chamber 2 intercommunication and be equipped with and rotate chamber 4, it installs rotation rim plate 13 to rotate 4 internal rotations in chamber, be equipped with on the rotation rim plate 13 and carry out the adjustable rust cleaning device 003 of rust cleaning through rotating pipeline 1, be equipped with ring gear 27 on the rotation rim plate 13 wheel face, it can pass through to be equipped with in the 4 antetheca in rotation chamber 27 drive rotate the rotatory No. two drive arrangement 004 of rim plate 13, the terminal surface symmetry is equipped with the handle 28 of assisting of can holding device organism 3 stability through hand about device organism 3.

In addition, in one embodiment, the first driving device 002 includes a driving cavity 58 disposed in the device body 3 and communicated with a side end surface of the moving cavity 38 away from the through cavity 2, a first threaded groove 56 is disposed in a front side wall of the driving cavity 58 and communicated with a front end surface of the device body 3, the first threaded groove 56 is in threaded connection with a first threaded rod 54, a rear end of the first threaded rod 54 is rotatably mounted on the first sliding plate 40 in the moving cavity 28 at a front side position of the through cavity 2 through a first bearing 57, a first rotating cover 55 is in threaded connection with one end of the first threaded rod 54 at the front end surface of the device body 3, and the first rotating cover 55 is rotatably mounted at a matching position of the device body 3 and the first threaded groove 56; therefore, the first threaded rod 54 can be driven to move forwards in the first threaded groove 56 by manually rotating the first threaded cover 55, and the first sliding plate 57 in the first front side moving cavity 38, which is rotatably installed on the first threaded rod through the first bearing 47, slides forwards and backwards in the first sliding groove 59, so that the electric wheel 43 in the first front side moving cavity 38 is driven to be clamped on the pipeline 1.

In addition, in one embodiment, the first driving device 002 further includes a first step bevel gear 53 rotatably installed on the front side wall of the driving chamber 58 and threadedly coupled to the first threaded rod 54, the left and right sides of the first step bevel gear 53 are respectively engaged with a first bevel gear 52, the first bevel gear 52 is fixedly installed on one end of a first rotating shaft 51 close to the first step bevel gear 53, the first rotating shaft 51 is rotatably installed between the front and rear walls of the driving chamber 58 through a second bearing 61, one end of the first rotating shaft 51 far from the first step bevel gear 53 is fixedly installed with a second bevel gear 50, the lower side of the second bevel gear 50 is engaged with a third bevel gear 49, the third bevel gear 49 is fixedly installed on the front end of a second rotating shaft 48, the second rotating shaft 48 is rotatably installed between the left and right walls of the driving chamber 58 through a third bearing 60, a fourth bevel gear 47 is fixedly mounted at the rear end of the second rotating shaft 48, one side, far away from the first step bevel gear 53, of the fourth bevel gear 47 is meshed with a second step bevel gear 46, the second step bevel gear 46 is in threaded connection with a second threaded rod 44 and is rotatably mounted on the side wall, far away from the first step bevel gear 53, in the driving cavity 58, one end, close to the pipeline 1, of the second threaded rod 44 is rotatably mounted on a first sliding plate 40 in the moving cavity 38 at the left and right positions of the through cavity 2 through a fourth bearing 39, and one end, far away from the pipeline 1, of the second threaded rod 44 is in threaded connection with a second threaded groove 45 which is formed between the left and right end faces of the device body 3 and the left and right walls of the driving cavity 48 in a communicating manner; therefore, the first step bevel gear 53 can be driven to rotate through the rotation of the first threaded rod 54, the first bevel gear 52 meshed with the first step bevel gear 53 in bilateral symmetry drives the second bevel gear 50 to rotate through the first rotating shaft 51, the third bevel gear 49 meshed with the second piebald horse gear 50 drives the fourth bevel gear 47 to rotate through the second rotating shaft 48, the second step bevel gear 46 meshed with the fourth bevel gear 47 drives the second threaded rod 44 to move left and right in the second threaded groove 45, and the first sliding plate 40 rotatably mounted with the second threaded rod 44 pushes the electric wheel 43 to clamp on the pipeline 1.

In addition, in one embodiment, the adjustable rust removing device 003 comprises a rust removing cavity 26 which is arranged in the bottom side end face of the rotary wheel disc 13 and is communicated with the upper end face and the lower end face, a second sliding chute 11 is symmetrically arranged in the upper wall and the lower wall of the rust removing cavity 26 from left to right, a second sliding plate 10 which can slide from left to right is slidably arranged in the second sliding chute 11, a rust removing friction wheel 6 which can remove rust on the surface of the pipeline 1 is arranged on the end face of one side of the second sliding plate 10 close to the through cavity 2, a spring 5 is arranged between the rust removing friction wheel 6 and the second sliding plate 10, a cleaning ball base 9 is arranged below the second sliding plate 10, a cleaning ball 8 which can clean rust ash and dirt on the pipeline 1 is arranged on the cleaning ball base 9, and a third thread groove 16 is arranged in the left end face and the right end face of the rotary wheel disc 13 and communicated, a third threaded rod 14 capable of pushing the second sliding plate 10 to move left and right is connected to the inner thread of the third threaded groove 16, one end, close to the pipeline 1, of the third threaded rod 14 is rotatably mounted on the second sliding plate 10 through a fifth bearing 7, a second threaded cover 15 is connected to one end, located on the left end face and the right end face of the rotary wheel disc 13, of the third threaded rod 14 in a threaded manner, and the second threaded cover 15 is rotatably mounted on the left end face and the right end face of the rotary wheel disc 13; therefore, the third threaded rod 14 can be driven to move left and right in the third threaded groove 16 by manually rotating the second threaded cover 15, and the third threaded rod 14 pushes the derusting friction wheel 6 and the cleaning ball 8 through the second sliding plate 10 which is rotatably connected with the third threaded rod to adjust the distance between the third threaded rod and the pipeline 1.

In addition, in one embodiment, the second driving device 004 includes a ball groove 18 disposed between the rotary wheel disc 13 and the device body 3, the ball groove 18 is mounted in a rolling manner to enable the rotary wheel disc 13 to rotate in the rotary cavity 4, a motor 19 is fixedly disposed in the front wall of the rotary cavity 4, a fifth bevel gear 20 is mounted at the rear side of the motor 19, a left side and a right side of the fifth bevel gear 20 are respectively engaged with a bilaterally symmetrical sixth bevel gear 21, the sixth bevel gear 21 is fixedly mounted on one end of a third rotating shaft 22 close to the motor 19, the third rotating shaft 22 is rotatably mounted at the front wall of the rotary cavity 4 through a sixth bearing 36, a seventh bevel gear 35 is fixedly mounted at one end of the third rotating shaft 22 far from the motor 19, an eighth bevel gear 34 is engaged below the seventh bevel gear 35, and the eighth bevel gear is fixedly mounted at the front end of a fourth rotating shaft 30, the fourth rotating shaft 30 is rotatably installed on the left wall and the right wall of the rotating cavity 4 through a fifth bearing 25, an eighth bevel gear 33 is fixedly installed at the rear end of the fourth rotating shaft 30, a ninth bevel gear 31 is engaged above the eighth bevel gear 33, the ninth bevel gear 31 is rotatably installed between the upper wall and the lower wall of the rotating cavity 4 through a rotating pin 32, and the ninth bevel gear 31 is engaged with the toothed ring 27; therefore, the starting motor 19 can drive the fifth bevel gear 20 to rotate, the six bevel gears 21 which are bilaterally symmetrical and meshed with the fifth bevel gear drive the seventh bevel gear 35 to rotate through the third rotating shaft 22, the eighth bevel gear 34 meshed with the seventh bevel gear 35 drive the ninth bevel gear 31 to rotate through the fourth rotating shaft 30, the toothed ring 27 meshed with the ninth bevel gear 31 drives the rotating wheel disc 13 to rotate, and the rotating wheel disc 13 drives the rust removing friction wheel 6 and the cleaning ball 8 to remove rust on the pipeline 1 through rotation.

When the pipeline 1 needs to be derusted, the first threaded cover 55 is manually rotated to adjust the distance between the electric wheel 43 and the pipeline 1 until the wheel surface of the electric wheel 43 is close to the surface of the pipeline 1;

meanwhile, the distance between the derusting friction wheel 6 and the cleaning ball 8 in the pipeline 1 is adjusted by manually rotating the second threaded cover 15 until the derusting friction wheel 6 and the cleaning ball 8 are close to the surface of the pipeline 1;

then, the starting motor 19 drives the rotary wheel disc 13 to rotate, and the rust removing friction wheel 6 and the cleaning ball 8 in the rotary wheel disc 13 perform rust removing treatment on the surface of the pipeline 1 through rotation;

meanwhile, the electric wheel 43 is started, so that the electric wheel 43 can drive the device body 3 to move forwards along the track of the pipeline 1, and an operator holds the device body 3 to stably move forwards on the surface of the pipeline 1 by holding the supporting handle 28, so that the integral rust removal is carried out on the surface of the pipeline 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an industrial pipeline surface rust cleaning robot, includes that the device organism that leads to the chamber that is equipped with upper and lower run through in the bottom side terminal surface, its characterized in that: the pipeline is characterized in that the inside of the through cavity can be wrapped on a pipeline, the upper and lower positions of the inner wall of the through cavity are symmetrically provided with adjustable moving wheel devices which can clamp the pipeline and drive the device body to move forward, each adjustable moving wheel device comprises a moving cavity arranged in the left and right walls of the through cavity and in the rear side wall, a first sliding groove is arranged in the front and rear walls of the moving cavity and in the rear side wall of the through cavity, a first sliding plate is arranged in the first sliding groove in a sliding manner, a rotating wheel base is arranged on one side end face of the first sliding plate close to the pipeline, an electric wheel which can move on the end face of the pipeline is rotatably arranged in the rotating wheel base through a rotating pin, one side of the moving cavity far away from the through cavity is provided with a driving device which can drive the electric wheel to clamp the pipeline, the left and right end faces of the device body are communicated with the through cavity to form a rotating cavity, the device is characterized in that a rotating wheel disc is rotatably installed in the rotating cavity, an adjustable rust removal device capable of removing rust on a pipeline through rotation is arranged on the rotating wheel disc, a gear ring is arranged on the wheel face of the rotating wheel disc, a second driving device capable of driving the rotating wheel disc to rotate through the gear ring is arranged in the front wall of the rotating cavity, and supporting handles capable of maintaining the stability of the device body through hands are symmetrically arranged on the left end face and the right end face of the device body.

2. The industrial pipeline surface rust removing robot as claimed in claim 1, wherein: a drive arrangement is including locating in the device organism with remove the chamber and keep away from lead to the drive chamber of a side end face intercommunication in chamber, in the preceding lateral wall in drive chamber with the preceding terminal surface intercommunication of device organism is equipped with a thread groove, thread groove threaded connection has a threaded rod No. one, the rear end of a threaded rod rotates through a bearing and installs and be located lead to chamber front side position remove the intracavity on the slide, a threaded rod is located one of the preceding terminal surface of device organism serves threaded connection has a rotation lid No. one, a rotation lid rotates and installs the device organism with the cooperation department of a thread groove.

3. The industrial pipeline surface rust removing robot as claimed in claim 1, wherein: the first driving device further comprises a first step bevel gear which is rotatably installed on the front side wall of the driving cavity and is in threaded connection with the first threaded rod, the left side and the right side of the first step bevel gear are respectively meshed with a first bevel gear, the first bevel gear is fixedly installed at one end, close to the first step bevel gear, of a first rotating shaft, the first rotating shaft is rotatably installed between the front wall and the rear wall of the driving cavity through a second bearing, a second bevel gear is fixedly installed at one end, far away from the first step bevel gear, of the first rotating shaft, the lower side of the second bevel gear is meshed with a third bevel gear, the third bevel gear is fixedly installed at the front end of the second rotating shaft, the second rotating shaft is rotatably installed between the left wall and the right wall of the driving cavity through a third bearing, and a fourth bevel gear is fixedly installed at the rear end of the second rotating shaft, no. four bevel gears are kept away from No. two step bevel gears of one side meshing of a step bevel gear, No. two step bevel gear threaded connection just rotates on No. two threaded rods and installs keep away from in the drive intracavity on a step bevel gear's the lateral wall, No. two threaded rods are close to the one end of pipeline is rotated through No. four bearings and is installed lead to the chamber and control the position on No. one slide in the removal intracavity, No. two threaded rods are kept away from the one end threaded connection of pipeline about the device organism terminal surface with No. two thread grooves that the intercommunication was equipped with between the wall about the drive chamber.

4. The industrial pipeline surface rust removing robot as claimed in claim 1, wherein: the adjustable rust removing device comprises a rust removing cavity which is arranged in the bottom side end face of the rotating wheel disc and is communicated with the upper end face and the lower end face, two sliding grooves are symmetrically arranged in the upper wall and the lower wall of the rust removing cavity in a left-right mode, two sliding plates capable of sliding left and right are arranged in the two sliding grooves in a sliding mode, a rust removing friction wheel capable of removing rust on the surface of a pipeline is arranged on one side end face, close to the through cavity, of each sliding plate, a spring is arranged between each rust removing friction wheel and the corresponding sliding plate, the corresponding sliding plate is located below the corresponding rust removing friction wheel, a cleaning ball base is arranged on the corresponding cleaning ball base and is provided with a cleaning ball capable of cleaning rust ash and stains on the pipeline, three thread grooves are arranged in the left end face and the right end face of the rotating wheel disc and communicated with the rust removing cavity, and a third threaded rod capable, the one end that No. three threaded rod is close to the pipeline is rotated through No. five bearings and is installed on No. two slides, No. three threaded rod is located the one end threaded connection of terminal surface has No. two screw caps about the rotating wheel dish, No. two screw caps rotate and install on the terminal surface about the rotating wheel dish.

5. The industrial pipeline surface rust removing robot as claimed in claim 1, wherein: the second driving device comprises a ball groove which is arranged between the rotary wheel disc and the device body in a matched manner, the ball groove is internally provided with a ball groove which can enable the rotary wheel disc to rotate in the rotary cavity in a rolling manner, a motor is fixedly arranged in the front wall of the rotary cavity, a fifth bevel gear is arranged on the rear side of the motor, the left side and the right side of the fifth bevel gear are respectively meshed with a sixth bevel gear which is symmetrical left and right, the sixth bevel gear is fixedly arranged on one end, close to the motor, of a third rotary shaft, the third rotary shaft is rotatably arranged on the front wall of the rotary cavity through a sixth bearing, one end, far away from the motor, of the third rotary shaft is fixedly provided with a seventh bevel gear, an eighth bevel gear is meshed below the seventh bevel gear, the eighth bevel gear is fixedly arranged at the front end of a fourth rotary shaft, and the fourth rotary shaft is rotatably arranged on the left wall and, no. four axis of rotation rear ends pass through fixed mounting has No. eight bevel gears, No. eight bevel gear top meshing No. nine bevel gears, No. nine bevel gears pass through the rotating pin and rotate the installation between the upper and lower wall in rotation chamber, No. nine bevel gears with the ring gear meshing.