CN113424702A

CN113424702A - Agricultural automation is weeding device for machine with retrieve subassembly

Info

Publication number: CN113424702A
Application number: CN202110630022.6A
Authority: CN
Inventors: 时雨欢
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-09-24

Abstract

The invention belongs to the technical field of agricultural instruments, and particularly relates to a weeding device with a recovery assembly for agricultural automation machinery. The grass pole anti-tangling device can prevent weeds from being tangled together through the anti-tangling ribs, the balance guide wheel can be matched with the extrusion plate and the return spring to ensure that the grass pole can be orderly lifted upwards, soil in the grass pole can be discharged through the soil guide groove, and the grass pole can be fully screened and purified.

Description

Agricultural automation is weeding device for machine with retrieve subassembly

Technical Field

The invention relates to the technical field of agricultural instruments, in particular to a weeding device with a recovery assembly for agricultural automatic machinery.

Background

The lawn mower is a mechanical tool used for trimming lawns, vegetation and the like, and is generally divided into a diesel engine and a gasoline engine. Weeding during farming is one of heavy work of workers, and weeds in the field need to be removed in order to ensure that sufficient nutrients can be absorbed during the growth of seedlings.

Weeds in fields need to be treated regularly, the treated weeds are compost materials with excellent quality, however, most of the existing weeders only have a mowing function and do not have a weed recycling function, and the weeds need to be collected manually after weeding, so that the efficiency is low, and the workload is large; and current recovery packing apparatus size is great, can only assemble on great machinery, is not suitable for steep operational environment such as with hillside field, and current recovery packing apparatus does not possess the screening function, can stir into inside stone, metal product etc. the device when retrieving weeds, leads to the jam to block up or the wearing and tearing stir the tooth.

Disclosure of Invention

Based on current recovery packing apparatus does not possess the screening function, can stir stone, metal product etc. into inside the device during retrieve weeds, lead to the jam to block up or the phenomenon that the tooth was stirred in wearing and tearing.

The weeding device with the recovery assembly for the agricultural automation machinery comprises a cabin shell, wherein a screening box is arranged on the inner wall of the cabin shell, a triangular assembly box body is arranged on the inner wall of the screening box, an impurity removing mechanism and a transmission mechanism are arranged on the outer wall of the top of the triangular assembly box body, an access cover is arranged on the outer wall of the top of the cabin shell, the screening assembly is arranged on the outer wall of the bottom of the access cover, the inner wall of the cabin shell is connected with a mowing knife rest through a bearing, and the outer walls of two sides of the cabin shell are connected with rollers through bearings.

Preferably, the inner wall of the cabin shell is provided with a compression box, the inner wall of the compression box is provided with a fixed propelling box and a movable extrusion box, and the outer walls of the fixed propelling box and the movable extrusion box are provided with compression assemblies.

Preferably, the outer wall of cabin shell is provided with a grass rolling box, and the inner wall of grass rolling box is provided with fixed moulding arc board, and the top outer wall of fixed moulding arc board is provided with a grass rolling component.

Preferably, the impurity removing mechanism comprises large stirring teeth and small stirring teeth which are arranged on two sides of the outer wall of the top of the triangular assembly box body in a staggered mode and distributed at equal intervals, assembly grooves are formed in two sides of the outer wall of the top of the triangular assembly box body, large stirring cylinders and small stirring cylinders are arranged on the inner walls of the assembly grooves in a staggered mode, and the outer walls of the large stirring cylinders and the small stirring cylinders are provided with the stirring teeth and the anti-tangling bones which are distributed at equal intervals.

Preferably, the screening subassembly is including an assembly section of thick bamboo, and the one end of an assembly section of thick bamboo is provided with reset spring, and reset spring's one end is provided with the stripper plate, and the bottom outer wall of access cover is provided with the magnet board, and the stripper plate is located the assembly groove directly over, and the magnet board uses with large-scale stirring section of thick bamboo and small-size stirring section of thick bamboo cooperation respectively, and the mounting groove has all been opened on the both sides of triangle assembly box top outer wall, and the inner wall of mounting groove is connected with the balanced guide pulley of equidistance distribution through the bearing, and the top outer wall of triangle assembly box opens there is the earth guiding gutter.

Preferably, drive mechanism includes driving motor, and driving motor's output shaft has driving belt through the coupling joint, and the one end that large-scale section of thick bamboo and small-size stir a section of thick bamboo all is provided with the belt pulley, and the outer wall of belt pulley has cup jointed the belt, and belt and driving belt pass through the belt pulley and form transmission fit.

Preferably, the compression assembly includes the assembly area, and the outer wall of assembly area is provided with first propulsion tooth and second propulsion tooth respectively, and the outer wall of fixed propulsion case is provided with the compression flange, and the outer wall of activity extrusion case is provided with the compression notch, the top outer wall of cabin shell is provided with pushes away the handle, and the inner wall of cabin shell is provided with arc guide rail groove, and the inner wall in arc guide rail groove is provided with extrusion spring, and extrusion spring's one end sets up in the outer wall of loose axle, and the both sides outer wall of activity extrusion case is provided with fixed axle and loose axle respectively, and the activity extrusion case passes through fixed axle and loose axle connection in the inner wall of cabin shell.

Preferably, roll up the grass subassembly including fixing the moulding arc lid of activity at fixed moulding arc board outer wall, one side outer wall of fixed moulding arc board is provided with the second motor, and the output shaft of second motor has the disc through the coupling joint, one side outer wall of disc is provided with rough short stirring rod and smooth long stirring rod respectively, the outer wall sliding connection of the moulding arc lid of activity has the guide rail, the outer wall of guide rail is provided with U type discharge pushing frame, the outer wall that U type discharge pushed frame is provided with the handle.

The beneficial effects of the invention are as follows:

1. by arranging the large stirring teeth, the small stirring teeth, the assembly groove, the large stirring barrel, the small stirring barrel, the balance guide wheel, the soil guide groove, the stirring teeth, the anti-winding bone, the reset spring, the extrusion plate and the magnet plate, when grass enters the triangular assembly box body, as a plurality of impurities such as soil, sand, metal blocks and the like are doped in the grass rod, the transmission mechanism is started to drive the large stirring barrel and the small stirring barrel to rotate, when the large stirring barrel and the small stirring barrel rotate, the stirring teeth can drive the grass rod to slowly rise upwards along the triangular assembly box body, as the grass rod has certain elasticity, when the grass rod can shake forwards and backwards through the large stirring teeth and the small stirring teeth, the impurities in the grass rod can be shaken off, and the metal blocks in the grass rod can be adsorbed on the cover by the plate, thereby facilitating the workers to treat the metal blocks, and the removal of the metal blocks is favorable for the cultivation in the later period of land, prevent that the metal block from reducing the soil property, prevent twining the bone and can prevent that weeds from entangling together, balanced guide pulley cooperation stripper plate and reset spring can guarantee the orderly ascending of grass pole, and earth in the grass pole can discharge through the earth guiding gutter, abundant sieve and the edulcoration to the grass pole, and is rational in infrastructure, and the practicality is stronger.

2. Through being provided with fixed propelling movement case, the activity extrusion case, arc guide rail groove, extrusion spring, first propulsion tooth, the second impels the tooth, the assembly band, compression flange and compression concave plate, enter into during the compression case after grass is carried out abundant screening by the screening case, because driving motor can provide continuous thrust for grass, consequently, grass can enter into automatically among the assembly band, extrusion spring in the arc guide rail groove promotes the activity extrusion case downwards and rotates around the fixed axle this moment, consequently, can let the right side of activity extrusion case paste tight fixed propelling movement case, can carry grass right when the assembly band rotates, first propulsion tooth and second impel the tooth this moment and can increase the frictional force of grass, let the grass compressed smoothly, can let the grass fully compressed into rectangular form through compression flange and compression concave plate.

3. Through setting up fixed moulding arc lid, the moulding arc lid of activity, the guide rail, the disc, the coarse short stirring rod, smooth long stirring rod, U type discharge pushing frame and handle, enter into grass rolling box after grass is compressed into rectangular form by the compression case, it rotates to start the second motor and drive the disc, drive coarse short stirring rod and smooth long stirring rod rotation in the disc pivoted, can coil rectangular form grass when coarse short glue stick and smooth long stirring rod pivoted, and then slowly roll up into the grass book, people can open the moulding arc lid of activity this moment, pull out U type discharge pushing frame through handle and guide rail, the grass book can be released to U type discharge pushing frame, the completion is to the recovery of grass.

Drawings

FIG. 1 is a schematic view of the overall structure of a weeding device with a recovery assembly for agricultural automated machinery according to the present invention;

FIG. 2 is a perspective view of the inside of a weeding apparatus for agricultural automatic machine with a recycling assembly according to the present invention;

FIG. 3 is a three-dimensional structure diagram of a triangular assembly box body of the weeding device for the agricultural automation machinery with the recovery component, which is provided by the invention;

FIG. 4 is a three-dimensional structure diagram of a small-sized stirring cylinder of the weeding device for the agricultural automatic machine with the recovery assembly, which is provided by the invention;

FIG. 5 is a perspective view of an access cover of a weeding apparatus for agricultural automation machinery with a recycling assembly according to the present invention;

fig. 6 is a perspective view of a compression box of the weeding device for the agricultural automatic machine with the recycling assembly according to the present invention.

Fig. 7 is a three-dimensional structure diagram of a grass rolling box of the weeding device for the agricultural automatic machine with the recovery assembly.

Fig. 8 is a three-dimensional structure view of a U-shaped unloading pushing frame of the weeding device for the agricultural automatic machine with the recovery assembly.

In the figure: 1 cabin shell, 2 access covers, 3 push handles, 4 mowing knife rests, 5 screening boxes, 6 compression boxes, 7 grass rolling boxes, 8 triangular assembly boxes, 9 small-sized stirring teeth, 10 large-sized stirring teeth, 11 balance guide wheels, 12 soil guide grooves, 13 assembly grooves, 14 large-sized stirring cylinders, 15 small-sized stirring cylinders, 16 driving motors, 17 belt pulleys, 18 belts, 19 stirring teeth, 20 anti-tangling bones, 21 assembly cylinders, 22 reset springs, 23 extrusion plates, 24 magnet plates, 25 fixed pushing boxes, 26 assembly belts, 27 first pushing teeth, 28 compression concave plates, 29 compression convex plates, 30 fixed shafts, 31 second pushing teeth, 32 extrusion springs, 33 arc guide rail grooves, 34 movable shafts, 35 movable extrusion boxes, 36 fixed shaping arc plates, 37 shaping movable arc covers, 38 guide rails, 39 disks, 40 rough short stirring rods, 41 smooth long stirring rods, 42U-shaped pushing frames and 43 handles.

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.

Referring to fig. 1-8, an agricultural automation machinery weeding device with a recycling assembly comprises a cabin shell 1, wherein a screening box 5 is arranged on the inner wall of the cabin shell 1, a triangular assembly box body 8 is arranged on the inner wall of the screening box 5, an impurity removing mechanism and a transmission mechanism are arranged on the outer wall of the top of the triangular assembly box body 8, an access cover 2 is arranged on the outer wall of the top of the cabin shell 1, the screening assembly is arranged on the outer wall of the bottom of the access cover 2, a mowing knife rest 4 is connected to the inner wall of the cabin shell 1 through a bearing, and idler wheels are connected to the outer walls of two sides of the cabin shell 1 through bearings.

In the invention, the inner wall of the cabin shell 1 is provided with the compression box 6, the inner wall of the compression box 6 is provided with the fixed propelling box 25 and the movable extrusion box 35, and the outer walls of the fixed propelling box 25 and the movable extrusion box 35 are provided with the compression components.

In the invention, the outer wall of the cabin shell 1 is provided with the grass rolling box 7, the inner wall of the grass rolling box 7 is provided with the fixed shaping arc plate 36, and the outer wall of the top of the fixed shaping arc plate 36 is provided with the grass rolling component.

According to the invention, the impurity removing mechanism comprises large stirring teeth 10 and small stirring teeth 9 which are arranged on two sides of the outer wall of the top of the triangular assembly box body 8 in a staggered mode and distributed at equal intervals, assembly grooves 13 are formed in two sides of the outer wall of the top of the triangular assembly box body 8, large stirring cylinders 14 and small stirring cylinders 15 are arranged on the inner wall of each assembly groove 13 in a staggered mode, and stirring teeth 19 and anti-tangling bones 20 which are distributed at equal intervals are arranged on the outer walls of the large stirring cylinders 14 and the small stirring cylinders 15.

In the invention, the screening component comprises an assembly cylinder 21, one end of the assembly cylinder 21 is provided with a return spring 22, one end of the return spring 22 is provided with a squeezing plate 23, the outer wall of the bottom of the access cover 2 is provided with a magnet plate 24, the squeezing plate 23 is positioned right above an assembly groove 13, the magnet plate 24 is respectively matched with a large-scale stirring cylinder 14 and a small-scale stirring cylinder 15 for use, two sides of the outer wall of the top of the triangular assembly box body 8 are respectively provided with an installation groove, the inner wall of the installation groove is connected with balancing guide wheels 11 which are distributed equidistantly through a bearing, the outer wall of the top of the triangular assembly box body 8 is provided with an earth guide groove 12, when grass enters the triangular assembly box body 8, as a plurality of impurities such as earth, sand and stone and metal blocks are doped in the grass rod, a transmission mechanism is started to drive the large-scale stirring cylinder 14 and the small-scale stirring cylinder 15 to rotate, and simultaneously, the stirring teeth 19 can drive the grass rod to slowly rise upwards along the triangular assembly box body 8, because the straw pole has certain elasticity, can let the straw pole rock around through large-scale stirring tooth 10 and small-size stirring tooth 9 when the straw pole, consequently impurity among the straw pole can be shaken off, and the metal block among the straw pole can be adsorbed on access cover 2 by magnet plate 24, make things convenient for the workman to handle the metal block, the rejection to the metal block is favorable to the farming in soil later stage, prevent that the metal block from reducing soil property, it can prevent that weeds from entangling together to prevent to twine bone 20, balanced guide pulley 11 cooperation stripper plate 23 and reset spring 22 can guarantee the orderly upwards rise of straw pole, earth in the straw pole can be discharged through earth guiding gutter 12, abundant sieve and the edulcoration to the straw pole.

In the invention, the transmission mechanism comprises a driving motor 16, an output shaft of the driving motor 16 is connected with a transmission belt through a coupling, belt pulleys 17 are arranged at one ends of the large stirring cylinder 14 and the small stirring cylinder 15, a belt 18 is sleeved on the outer wall of each belt pulley 17, and the belt 18 and the transmission belt form transmission fit through the belt pulleys 17.

In the invention, the compression assembly comprises an assembly belt 26, the outer wall of the assembly belt 26 is respectively provided with a first propelling tooth 27 and a second propelling tooth 31, the outer wall of a fixed propelling box 25 is provided with a compression convex plate 29, the outer wall of a movable extrusion box 35 is provided with a compression concave plate 28, the outer wall of the top of a cabin shell 1 is provided with a pushing handle 3, the inner wall of the cabin shell 1 is provided with an arc-shaped guide rail groove 33, the inner wall of the arc-shaped guide rail groove 33 is provided with an extrusion spring 32, one end of the extrusion spring 32 is arranged on the outer wall of a movable shaft 34, the outer walls of two sides of the movable extrusion box 35 are respectively provided with a fixed shaft 30 and a movable shaft 34, the movable extrusion box 35 is connected to the inner wall of the cabin shell 1 through the fixed shaft 30 and the movable shaft 34, when grass is fully screened by a screening box 5 and enters a compression box 6, as a driving motor 16 can provide continuous propelling force for the grass, therefore, grass can automatically enter the assembly belt 26, the extrusion spring 32 in the arc-shaped guide rail groove 33 pushes the movable extrusion box 35 downwards to rotate around the fixing shaft 30, the right side of the movable extrusion box 35 can be attached to the fixed propelling box 25, the grass can be conveyed rightwards when the assembly belt 26 rotates, the friction force of the grass can be increased by the first propelling tooth 27 and the second propelling tooth 31 at the moment, the grass can be smoothly compressed, and the grass can be sufficiently compressed into a long strip shape by the compression convex plate 29 and the compression concave plate 28.

In the invention, the grass rolling component comprises a movable shaping arc cover 37 fixed on the outer wall of a fixed shaping arc plate 36, a second motor is arranged on the outer wall of one side of the fixed shaping arc plate 36, the output shaft of the second motor is connected with a disc 39 through a coupler, a rough short stirring rod 40 and a smooth long stirring rod 41 are respectively arranged on the outer wall of one side of the disc 39, a guide rail 38 is slidably connected with the outer wall of the movable shaping arc cover 37, a U-shaped unloading pushing frame 42 is arranged on the outer wall of the guide rail 38, a handle 43 is arranged on the outer wall of the U-shaped unloading pushing frame 42, when grass is compressed into a long strip shape by a compression box 6 and enters a grass rolling box 7, the second motor is started to drive the disc 39 to rotate, the disc 39 rotates to drive the rough short stirring rod 40 and the smooth long stirring rod 41 to rotate, when the rough short stirring rod 40 and the smooth long stirring rod 41 rotate, the long strip-shaped grass can be rolled, and then the grass is slowly rolled into a grass roll, at this time, people can open the movable shaping arc cover 37, pull out the U-shaped unloading pushing frame 42 through the handle 43 and the guide rail 38, and the U-shaped unloading pushing frame 42 can push out the straw roll to finish the recovery of the straw.

When the straw-stirring mechanism is used, after grass enters the triangular assembly box body 8, because the straw rod is doped with a lot of impurities such as soil, gravels and metal blocks, the transmission mechanism is started to drive the large-scale stirring cylinder 14 and the small-scale stirring cylinder 15 to rotate, when the large-scale stirring cylinder 14 and the small-scale stirring cylinder 15 rotate, the stirring teeth 19 can drive the straw rod to slowly rise upwards along the triangular assembly box body 8, because the straw rod has certain elasticity, when the straw rod can shake forwards and backwards through the large-scale stirring teeth 10 and the small-scale stirring teeth 9, the impurities in the straw rod can be fallen down, the metal blocks in the straw rod can be adsorbed on the access cover 2 by the magnet plate 24, the metal blocks can be conveniently treated by workers, the removal of the metal blocks is beneficial to the later cultivation of the soil, the metal blocks are prevented from reducing the soil quality, the anti-tangling bones 20 can be prevented from being entangled together, the balance guide wheel 11 can be matched with the extrusion plate 23 and the reset spring 22 to ensure that the straw rod orderly rise upwards, soil in the straw can be discharged through the soil diversion trench 12, the straw can be fully screened and decontaminated, when the straw is fully screened by the screening box 5, the straw enters the compression box 6, because the driving motor 16 can provide continuous thrust for the straw, the straw can automatically enter the assembly belt 26, at the moment, the extrusion spring 32 in the arc-shaped guide rail groove 33 pushes the movable extrusion box 35 downwards to rotate around the fixed shaft 30, the right side of the movable extrusion box 35 can be tightly attached and fixed with the propelling box 25, when the assembly belt 26 rotates, the straw can be conveyed rightwards, at the moment, the first propelling tooth 27 and the second propelling tooth 31 can increase the friction force of the straw, the straw can be smoothly compressed, the straw can be fully compressed into a long strip shape through the compression convex plate 29 and the compression concave plate 28, when the straw is compressed into the long strip shape by the compression box 6, the straw enters the straw rolling box 7, the second motor is started to drive the disc 39 to rotate, the disc 39 rotates and simultaneously drives the rough short stirring rod 40 and the smooth long stirring rod 41 to rotate, when the rough short glue rod 40 and the smooth long stirring rod 41 rotate, long-strip grass can be wound, and then the grass roll is slowly wound, at the moment, people can open the movable shaping arc cover 37, the U-shaped discharging pushing frame 42 is pulled out through the handle 43 and the guide rail 38, the U-shaped discharging pushing frame 42 can push out the grass roll, and grass recovery is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an agricultural automation machinery is with weeding device with retrieve subassembly, includes cabin shell (1), its characterized in that, the inner wall of cabin shell (1) sets up screening case (5), the inner wall of screening case (5) is provided with triangle assembly box (8), the top outer wall of triangle assembly box (8) is provided with edulcoration mechanism and drive mechanism, the top outer wall of cabin shell (1) is provided with access cover (2), the bottom outer wall of access cover (2) is provided with the screening subassembly, the inner wall of cabin shell (1) is connected with mowing knife rest (4) through the bearing, the both sides outer wall of cabin shell (1) all is connected with the gyro wheel through the bearing.

2. The weeding device for agricultural automated machinery with a recycling component according to claim 1, wherein the inner wall of the nacelle housing (1) is provided with a compression box (6), and the inner wall of the compression box (6) is provided with a fixed propulsion box (25) and a movable extrusion box (35), and the outer walls of the fixed propulsion box (25) and the movable extrusion box (35) are provided with compression components.

3. The weeding device with the recycling component for the agricultural automatic machine according to claim 1, wherein the outer wall of the cabin shell (1) is provided with the grass rolling box (7), the inner wall of the grass rolling box (7) is provided with the fixed shaping arc plate (36), and the outer wall of the top of the fixed shaping arc plate (36) is provided with the grass rolling component.

4. The weeding device with the recycling component for the agricultural automatic machine according to claim 1, wherein the impurity removing mechanism comprises large stirring teeth (10) and small stirring teeth (9) which are arranged on two sides of the outer wall of the top of the triangular assembly box body (8) in a staggered manner and distributed at equal intervals, assembly grooves (13) are formed on two sides of the outer wall of the top of the triangular assembly box body (8), large stirring cylinders (14) and small stirring cylinders (15) are arranged on the inner wall of each assembly groove (13) in a staggered manner, and stirring teeth (19) and anti-tangling ribs (20) are arranged on the outer walls of the large stirring cylinders (14) and the small stirring cylinders (15) in a staggered manner.

5. The weeding device with the recycling component for the agricultural automatic machine according to claim 1, wherein the screening component comprises an assembly cylinder (21), a return spring (22) is arranged at one end of the assembly cylinder (21), an extrusion plate (23) is arranged at one end of the return spring (22), a magnet plate (24) is arranged on the outer wall of the bottom of the access cover (2), the extrusion plate (23) is located right above the assembly groove (13), the magnet plate (24) is respectively matched with a large stirring cylinder (14) and a small stirring cylinder (15) for use, mounting grooves are formed in two sides of the outer wall of the top of the triangular assembly box body (8), balancing guide wheels (11) which are distributed equidistantly are connected to the inner wall of the mounting grooves through bearings, and soil guide grooves (12) are formed in the outer wall of the top of the triangular assembly box body (8).

6. The weeding device with the recycling assembly for the agricultural automatic machine according to claim 1, wherein the transmission mechanism comprises a driving motor (16), an output shaft of the driving motor (16) is connected with a transmission belt through a coupler, belt pulleys (17) are arranged at one ends of the large stirring cylinder (14) and the small stirring cylinder (15), a belt (18) is sleeved on the outer wall of each belt pulley (17), and the belt (18) and the transmission belt form transmission fit through the belt pulleys (17).

7. The weeding device with the recycling assembly for the agricultural automatic machine according to claim 2, wherein the compressing assembly comprises an assembly belt (26), the outer wall of the assembly belt (26) is provided with a first pushing tooth (27) and a second pushing tooth (31) respectively, the outer wall of the fixed pushing box (25) is provided with a compression convex plate (29), the outer wall of the movable extrusion box (35) is provided with a compression concave plate (28), the outer wall of the top of the cabin shell (1) is provided with a pushing handle (3), the inner wall of the cabin shell (1) is provided with an arc-shaped guide rail groove (33), the inner wall of the arc-shaped guide rail groove (33) is provided with an extrusion spring (32), one end of the extrusion spring (32) is arranged on the outer wall of the movable shaft (34), the outer walls of two sides of the movable extrusion box (35) are provided with a fixed shaft (30) and a movable shaft (34) respectively, and the movable extrusion box (35) is connected to the inner wall of the cabin shell (1) through a fixed shaft (30) and a movable shaft (34).

8. The weeding device with the recycling component for the agricultural automatic machine according to claim 3, wherein the grass rolling component comprises a movable shaping arc cover (37) fixed on the outer wall of a fixed shaping arc plate (36), a second motor is arranged on the outer wall of one side of the fixed shaping arc plate (36), the output shaft of the second motor is connected with a disc (39) through a coupler, a rough short stirring rod (40) and a smooth long stirring rod (41) are respectively arranged on the outer wall of one side of the disc (39), a guide rail (38) is slidably connected with the outer wall of the movable shaping arc cover (37), a U-shaped unloading pushing frame (42) is arranged on the outer wall of the guide rail (38), and a handle (43) is arranged on the outer wall of the U-shaped unloading pushing frame (42).