CN212284317U

CN212284317U - Fertilizer reducing mechanism

Info

Publication number: CN212284317U
Application number: CN202021100201.6U
Authority: CN
Inventors: 黄顺清
Original assignee: Tonglu Jicheng Agriculture Development Co ltd
Current assignee: Tonglu Jicheng Agriculture Development Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-01-05
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a fertilizer reducing mechanism aims at providing one kind and can fully mill kibbling fertilizer reducing mechanism to the raw materials of pig manure fertilizer. It includes the mount, the up end of mount is fixed with the crushing barrel, the crushing barrel internal rotation is connected with crushing pole, the last surface mounting of crushing barrel one end has broken case, the inside of broken case and the inside intercommunication of crushing barrel, the broken incasement is installed and is had the broken subassembly of a plurality of, the top of broken case is provided with broken case feed inlet, the case that grinds is installed to the other end of crushing barrel, the inside of the case that grinds and the inside intercommunication of crushing barrel, the inside rotation of the case that mills is connected with the grinding wheel subassembly, the incasement bottom of milling is provided with the case discharge gate of milling, sliding connection has the shale shaker dish in the case discharge gate of milling. The utility model has the advantages that: the mushroom residue, the saw dust powder and the straw powder which are crushed by the crushing device have small particles and high fineness, and can quickly play a role in the fermentation process.

Description

Fertilizer reducing mechanism

Technical Field

The utility model belongs to the technical field of the relevant technique of fertilizer and specifically relates to indicate a fertilizer reducing mechanism.

Background

The pig is a treasure, has no waste, and the pig manure is a superexcellent fertilizer for agriculture. The pig raising earns money and the pig manure fattens the field. The ecological agricultural cycle is benign in species, and is characterized by more grain and more pigs, more manure and more grain in pigs. The pig manure is fine in texture, contains more organic matters and nitrogen, phosphorus and potassium nutrients, is slowly decomposed and is suitable for being used as a base fertilizer, and the yield of the pig manure can be increased by 200 jin and 300 jin of grains. However, it is generally considered that pigs are very dirty animals, and the pigs are very clean. In the pigsty, the pigs have fixed positions for eating, drinking, pulling and sleeping. Under the modern pig raising condition, the treatment of pig manure is a key environmental protection technology, otherwise, the environmental pollution can be caused. Through scientific treatment, pig manure can be added into high-quality organic fertilizer, zero pollution, zero emission and no odor are achieved, and the manure soil is changed into gold.

At present, in the preparation process of pig manure organic fertilizer, some raw materials such as sawmilling powder, mushroom residues and straw block heads are large, the raw materials need to be milled and crushed before fermentation to participate in fermentation, and the conventional crushing device cannot fully mill and crush the large block head raw materials, so that the fermentation time of the organic fertilizer is greatly increased, and the fermentation efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome among the prior art raw materials of pig manure fertilizer can not carry out abundant crushing not enough that mills before the fermentation, provide one kind and can fully mill kibbling fertilizer reducing mechanism to the raw materials of pig manure fertilizer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fertilizer reducing mechanism, includes the mount, the up end of mount is fixed with the crushing barrel, the crushing barrel internal rotation is connected with crushing pole, the last surface mounting of crushing barrel one end has broken case, the inside of broken case and the inside intercommunication of crushing barrel, the broken subassembly of a plurality of is installed to broken incasement, the top of broken case is provided with broken case feed inlet, the case of milling is installed to the other end of crushing barrel, the inside of the case of milling and the inside intercommunication of crushing barrel, the inside rotation of the case of milling is connected with the grinding wheel subassembly, the incasement bottom of milling is provided with the case discharge gate of milling, sliding connection has the shale shaker dish in the case discharge gate of milling.

The upper end surface of the fixing frame is fixed with a crushing barrel, a crushing rod is rotationally connected in the crushing barrel, the upper surface of one end of the crushing barrel is provided with a crushing box, the inside of the crushing box is communicated with the inside of the crushing barrel, a plurality of crushing components are arranged in the crushing box, the top of the crushing box is provided with a crushing box feeding port, the other end of the crushing barrel is provided with a grinding box, the inside of the grinding box is communicated with the inside of the crushing barrel, the inside of the grinding box is rotationally connected with a grinding wheel component, the bottom of the grinding box is provided with a grinding box discharging port, a vibrating screen disc is slidably connected in the grinding box discharging port, mushroom sticks, straws and sawdust to be crushed enter a crushing device through the crushing box feeding port in proportion, the mushroom sticks, the straws and the sawdust are preliminarily crushed by the crushing components in the crushing components and then enter the crushing barrel, the crushing rod in the crushing barrel is, grind the incasement by grinding the runner wheel subassembly and grind it, grind it into powdered, carry out screening and scattering that does not stop through the shale shaker dish of grinding the incasement discharge gate at last, reach the kibbling purpose of fully milling for the material granule that processes out is little, the fineness is high, can be quick play a role in fermentation process, the fermentation time that has significantly reduced has improved fermentation efficiency.

Preferably, a plurality of crushing assemblies are arranged from top to bottom, each crushing assembly comprises two crushing box rotating shafts which are symmetrical about a crushing box feeding hole, each crushing box rotating shaft is rotatably connected with each crushing box, a plurality of crushing cutters are uniformly distributed on each crushing box rotating shaft, the crushing cutters on the two crushing box rotating shafts are distributed in a staggered manner, a first motor is mounted on the side surface of each crushing box, each crushing box rotating shaft is connected with a first motor and is rotatably connected with the corresponding crushing box through the first motor, the two sides of each crushing box are respectively and fixedly provided with a crushing box supporting leg, each crushing box is in threaded connection with a fixing frame through the corresponding crushing box supporting leg, a crushing box discharging hole is formed in the bottom of each crushing box, materials are added into the crushing boxes through the crushing box feeding holes, the crushing box rotating shafts on the two sides are driven by the motors to rotate, so that the crushing cutters on the crushing boxes perform primary crushing on the, the crushing efficiency of the materials is greatly improved; the crushing box is connected with the fixing frame through threads, so that the crushing box is not only simple to mount and fix, but also can be conveniently detached and maintained.

As preferred, be provided with on the upper surface of crushing barrel one end with broken case discharge gate assorted crushing barrel feed inlet, broken case passes through the cooperation of broken case discharge gate and crushing barrel feed inlet and installs on the crushing barrel, broken case discharge gate and crushing barrel feed inlet and crushing barrel's inside intercommunication are passed through to the inside of broken case, and the material after the preliminary breakage of broken case carries out the regrinding through broken case discharge gate and crushing barrel feed inlet entering crushing barrel.

Preferably, a second motor is fixed on the upper end face of the fixing frame, the second motor is arranged on the side face of one end of the crushing barrel, a height adjusting base is fixed at the bottom of the second motor, one end of the crushing rod penetrates through the end face of one end of the crushing barrel and is installed on the second motor, the crushing rod is rotatably connected with the crushing barrel through the second motor, a threaded blade is fixed on the side face of the crushing rod, the thread space from one end of the threaded blade to the other end of the threaded blade is gradually reduced, crushing barrel supporting legs are fixed at the bottoms of the two ends of the crushing barrel, the crushing barrel is in threaded connection with the fixing frame through the crushing barrel supporting legs, a crushing barrel discharge port is arranged at the other end of the crushing barrel, the second motor drives the crushing rod to rotate, so that the threaded blade on the second motor performs secondary crushing on the material entering the crushing barrel, and the material enters gaps of the threaded blades on the, the material is extruded into powder, and the thread clearance of the thread blade is smaller and smaller; the crushing barrel is in threaded connection with the fixing frame, so that the crushing barrel is not only simple to install and fix, but also can be conveniently detached and maintained.

Preferably, a grinding box feeding port matched with the crushing barrel discharging port is formed in the side face of the grinding box, the grinding box is installed at the other end of the crushing barrel through the matching of the grinding box feeding port and the crushing barrel discharging port, a mounting hole matched with the grinding box is formed in the fixing frame, the grinding box is installed in the mounting hole of the fixing frame and is in threaded connection with the fixing frame, the interior of the grinding box is communicated with the interior of the crushing barrel through the grinding box feeding port and the crushing barrel discharging port, and materials crushed secondarily by the crushing barrel enter the grinding box through the crushing barrel discharging port and the grinding box feeding port to be ground; the grinding box is in threaded connection with the fixing frame, so that the grinding box is not only simple to mount and fix, but also can be conveniently detached and maintained.

Preferably, the grinding wheel subassembly includes three grinding box pivot, the box pivot of milling is rotated with the box of milling and is connected, three grinding box pivot are triangular distribution and are equipped with the grinding area on it, one of them grinding box pivot is arranged in the box discharge gate department of milling, the incasement portion both sides of milling all are provided with grinding wheel subassembly assorted inclined plane, be fixed with motor three on the side of grinding box, the box pivot of milling is connected with motor three and is rotated with the box of milling through motor three and be connected, motor three drives the box pivot of milling and rotates and then drive the grinding area work on it, the cooperation of grinding area and inclined plane can carry out fine rolling to the material through grinding the box, grind it into the powder state.

Preferably, the side walls of two sides of the discharge port of the grinding box are respectively provided with a side sliding groove, a baffle is connected in the side sliding grooves in a sliding manner, a spring is arranged between the baffle and the side sliding grooves, one end of the spring is fixed at the upper end part of the side sliding groove, the other end of the spring is fixed on the upper end surface of the baffle, the bottom of the side sliding groove is provided with a cam, the side surface of the grinding box is fixed with a motor IV matched with the cam, the cam is arranged on the motor IV and is rotationally connected with the side sliding grooves through the motor IV, two sides of the vibrating screen disc are respectively fixed with side sliding blocks matched with the side sliding grooves, the two side sliding blocks are respectively arranged in the two side sliding grooves, the side sliding blocks are arranged between the baffle and the cam, the vibrating screen, the vibrating screen disc is used for finally scattering and screening the materials discharged from the grinding box, so that caking is prevented, and the incompletely crushed materials can be screened; the four control cams of the motor push the side sliding blocks on the vibrating screen disc back and forth and the return springs on the baffle plate are matched, so that the effect of repeated vibration of the vibrating screen disc can be well achieved.

The utility model has the advantages that: the mushroom residue, the saw dust powder and the straw powder which are crushed by the crushing device have small particles and high fineness, can quickly play a role in the fermentation process, greatly reduces the fermentation time and improves the fermentation efficiency; the arrangement of the plurality of groups of crushing assemblies and the staggered arrangement of the crushing cutters at two sides greatly improve the crushing efficiency of the material; the added damping chassis can improve the working stability of the motor II and prevent the crushing rod from deviating and shaking during working to cause the damage of the whole device; the vibrating screen disc is used for finally scattering and screening the materials discharged from the grinding box, so that caking is prevented, and the incompletely crushed raw materials can be screened.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a partial cross-sectional view of FIG. 1;

FIG. 4 is a schematic view of the structure of the crushing box of FIG. 3;

FIG. 5 is a schematic view of the construction of the milling drum of FIG. 3;

FIG. 6 is a schematic diagram of the structure of the milling box of FIG. 3;

fig. 7 is an enlarged view at a in fig. 6.

In the figure: 1. the crushing box comprises a crushing box body, 2 parts of a crushing box feeding port, 3 parts of a crushing barrel, 4 parts of a grinding box body, 5 parts of a fixing frame, 6 parts of a grinding box discharging port, 7 parts of a motor III, 8 parts of a crushing barrel supporting foot, 9 parts of a crushing box supporting foot, 10 parts of a damping chassis, 11 parts of a motor II, 12 parts of a crushing assembly, 13 parts of a crushing rod, 14 parts of a grinding wheel assembly, 15 parts of a mounting hole, 16 parts of a vibrating screen disc, 17 parts of a motor I, 18 parts of a crushing cutter, 19 parts of a crushing box rotating shaft, 20 parts of a crushing box discharging port, 21 parts of a crushing barrel feeding port, 22 parts of a thread blade, 23 parts of a crushing barrel discharging port, 24 parts of a grinding box feeding port, 25 parts of a grinding belt, 26 parts of a grinding box rotating shaft, 27 parts of an inclined plane, 28 parts of a spring, 29 parts of a.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 3, an organic fertilizer crushing device comprises a fixing frame 5, a crushing barrel 3 is fixed on the upper end face of the fixing frame 5, a crushing rod 13 is connected in the crushing barrel 3 in a rotating mode, a crushing box 1 is installed on the upper surface of one end of the crushing barrel 3, the inside of the crushing box 1 is communicated with the inside of the crushing barrel 3, a plurality of crushing assemblies 12 are installed in the crushing box 1, a crushing box feeding port 2 is formed in the top of the crushing box 1, a grinding box 4 is installed at the other end of the crushing barrel 3, the inside of the grinding box 4 is communicated with the inside of the crushing barrel 3, a grinding wheel assembly 14 is connected to the inside of the grinding box 4 in a rotating mode, a grinding box discharging port 6 is formed in the bottom of the grinding box 4, and a vibrating screen.

As shown in fig. 3 and 4, a plurality of crushing assemblies 12 are arranged from top to bottom, each crushing assembly 12 comprises two crushing box rotating shafts 19 which are symmetrical about a crushing box feeding port 2, each crushing box rotating shaft 19 is rotatably connected with a crushing box 1, a plurality of crushing cutters 18 are uniformly distributed on each crushing box rotating shaft 19, the crushing cutters 18 on the two crushing box rotating shafts 19 are distributed in a staggered manner, a first motor 17 is installed on the side surface of each crushing box 1, and each crushing box rotating shaft 19 is connected with the first motor 17 and is rotatably connected with the corresponding crushing box 1 through the first motor 17.

As shown in fig. 2, crushing box supporting legs 9 are fixed on both sides of the crushing box 1, the crushing box 1 is in threaded connection with the fixing frame 5 through the crushing box supporting legs 9, and as shown in fig. 4, a crushing box discharging port 20 is arranged at the bottom of the crushing box 1.

As shown in fig. 4 and 5, a crushing cylinder feed opening 21 matched with the crushing box discharge opening 20 is arranged on the upper surface of one end of the crushing cylinder 3, the crushing box 1 is installed on the crushing cylinder 3 through the matching of the crushing box discharge opening 20 and the crushing cylinder feed opening 21, and the inside of the crushing box 1 is communicated with the inside of the crushing cylinder 3 through the crushing box discharge opening 20 and the crushing cylinder feed opening 21.

As shown in fig. 3, a second motor 11 is fixed on the upper end face of the fixing frame 5, the second motor 11 is arranged on the side face of one end of the crushing cylinder 3, a damping chassis 10 is fixed at the bottom of the second motor 11, as shown in fig. 5, the end face of one end of the crushing rod 13, which penetrates through one end of the crushing cylinder 3, is installed on the second motor 11, the crushing rod 13 is rotatably connected with the crushing cylinder 3 through the second motor 11, a thread blade 22 is fixed on the side face of the crushing rod 13, the thread space from one end of the thread blade 22 to the other end of the thread blade 22 is gradually reduced, crushing cylinder supporting feet 8 are fixed at the bottoms of the two ends of the crushing cylinder 3, the crushing cylinder 3 is in threaded connection with the fixing frame 5 through the crushing cylinder supporting feet 8, and.

As shown in fig. 5 and 6, a milling box inlet 24 matched with the crushing cylinder outlet 23 is arranged on the side surface of the milling box 4, the milling box 4 is arranged at the other end of the crushing cylinder 3 through the matching of the milling box inlet 24 and the crushing cylinder outlet 23, as shown in fig. 2, a mounting hole 15 matched with the milling box 4 is arranged on the fixing frame 5, the milling box 4 is arranged in the mounting hole 15 of the fixing frame 5 and is in threaded connection with the fixing frame 5, as shown in fig. 5 and 6, the interior of the milling box 4 is communicated with the interior of the crushing cylinder 3 through the milling box inlet 24 and the crushing cylinder outlet 23.

As shown in fig. 6, the grinding wheel assembly 14 includes three grinding box rotating shafts 26, the grinding box rotating shafts 26 are rotatably connected to the grinding box 4, the three grinding box rotating shafts 26 are distributed in a triangular shape and are sleeved with grinding belts 25, one of the grinding box rotating shafts 26 is disposed at the discharge port 6 of the grinding box, inclined planes 27 matched with the grinding wheel assembly 14 are disposed on two sides of the inside of the grinding box 4, as shown in fig. 2 and 6, a motor three 7 is fixed on the side surface of the grinding box 4, and the grinding box rotating shaft 26 is connected to the motor three 7 and is rotatably connected to the grinding box 4 through the motor three 7.

As shown in fig. 6 and 7, side chutes 32 are respectively arranged on the side walls of both sides of the discharge port 6 of the grinding box, a baffle 29 is slidably connected in the side chutes 32, a spring 28 is arranged between the baffle 29 and the side chute 32, one end of the spring 28 is fixed at the upper end of the side chute 32, the other end of the spring 28 is fixed on the upper end surface of the baffle 29, a cam 31 is installed at the bottom of the side chute 32, a motor four 33 matched with the cam 31 is fixed on the side surface of the grinding box 4, the cam 31 is installed on the motor four 33 and is rotatably connected with the side chute 32 through the motor four 33, side sliders 30 matched with the side chute 32 are respectively fixed on both sides of the vibrating screen disc 16, the two side sliders 30 are respectively installed in the two side chutes 32, the side sliders 30 are placed between the baffle 29 and the cam 31, and the vibrating screen disc 16 is slidably connected with the discharge port 6 of the grinding.

The operation process of the crushing device comprises the following steps:

firstly, mushroom sticks, straws and sawdust to be crushed enter a crushing device through a crushing box feeding hole 2 in proportion, at the moment, a motor I17 works to drive crushing box rotating shafts 19 on two sides to rotate, so that crushing cutters 18 on the crushing box rotating shafts can preliminarily crush the materials, and the materials after preliminary crushing of a crushing box 1 enter a crushing barrel 3 through a crushing box discharging hole 20 and a crushing barrel feeding hole 21;

secondly, the second motor 11 works to drive the crushing rod 13 to rotate, so that the thread blade 22 on the crushing rod secondarily crushes the materials entering the crushing barrel 3, the materials firstly enter the gap of the thread blade 22 on the side surface of the crushing rod 13 when entering the crushing barrel 3, the thread gap of the thread blade 22 for obtaining the materials is smaller and smaller along with the rotation of the crushing rod 13, the materials are extruded into powder, and the materials secondarily crushed by the crushing barrel 3 enter the grinding box 4 through the discharge hole 23 of the crushing barrel and the feed hole 24 of the grinding box for grinding;

thirdly, the motor III 7 works to drive the rotating shaft 26 of the grinding box to rotate so as to drive the grinding belt 25 on the rotating shaft to work, the grinding belt 25 and the inclined plane 27 are matched to grind the materials passing through the grinding box 4 into powder, and then the materials are discharged through the discharge port 6 of the grinding box;

fourthly, the motor four 33 works at this moment, drive cam 31 and rotate, can compress spring 28 when the process of cam 31's bulge promotion side slider 30, produce a restoring force, when the bulge of cam 31 rotated side slider 30, this restoring force can make baffle 29 promote side slider 30 and move back, cooperation repeatedly through spring 28 and cam 31 can make side slider 30 round trip movement in sideslip groove 32, and then make shale shaker dish 16 vibrate repeatedly, break up and screen the material through grinding case discharge gate 6.

Claims

1. The utility model provides a fertilizer reducing mechanism, characterized by includes mount (5), the up end of mount (5) is fixed with crushing barrel (3), crushing barrel (3) internal rotation is connected with crushing pole (13), the last surface mounting of crushing barrel (3) one end has broken case (1), the inside of broken case (1) and the inside intercommunication of crushing barrel (3), install a plurality of crushing unit (12) in broken case (1), the top of broken case (1) is provided with broken case feed inlet (2), the other end of crushing barrel (3) is installed and is ground case (4), the inside of grinding case (4) and the inside intercommunication of crushing barrel (3), the inside rotation of grinding case (4) is connected with runner assembly (14), the bottom is provided with grinding case discharge gate (6) in grinding case (4), and a vibrating screen disc (16) is connected in the discharge hole (6) of the milling box in a sliding way.

2. The organic fertilizer crushing device according to claim 1, wherein a plurality of crushing assemblies (12) are arranged from top to bottom, the crushing assemblies (12) comprise two crushing box rotating shafts (19) which are symmetrical about a crushing box feeding hole (2), the crushing box rotating shafts (19) are rotatably connected with the crushing box (1), a plurality of crushing cutters (18) are uniformly distributed on the crushing box rotating shafts (19), the crushing cutters (18) on the two crushing box rotating shafts (19) are distributed in a staggered manner, a motor I (17) is installed on the side surface of the crushing box (1), the crushing box rotating shafts (19) are connected with the motor I (17) and are rotatably connected with the crushing box (1) through the motor I (17), crushing box supporting feet (9) are fixed on two sides of the crushing box (1), and the crushing box (1) is in threaded connection with a fixing frame (5) through the crushing box supporting feet (9), the bottom of the crushing box (1) is provided with a crushing box discharge hole (20).

3. The organic fertilizer crushing device as claimed in claim 2, wherein the upper surface of one end of the crushing barrel (3) is provided with a crushing barrel feeding hole (21) matched with the crushing box discharging hole (20), the crushing box (1) is arranged on the crushing barrel (3) through the matching of the crushing box discharging hole (20) and the crushing barrel feeding hole (21), and the inside of the crushing box (1) is communicated with the inside of the crushing barrel (3) through the crushing box discharging hole (20) and the crushing barrel feeding hole (21).

4. The organic fertilizer crushing device according to claim 1, wherein a second motor (11) is fixed on the upper end surface of the fixing frame (5), the second motor (11) is arranged on the side surface of one end of the crushing barrel (3), a height adjusting base (10) is fixed at the bottom of the second motor (11), one end of the crushing rod (13) penetrates through the end surface of one end of the crushing barrel (3) and is installed on the second motor (11), the crushing rod (13) is rotatably connected with the crushing barrel (3) through the second motor (11), a threaded blade (22) is fixed on the side surface of the crushing rod (13), the thread space between one end of the threaded blade (22) and the other end of the threaded blade (22) is gradually reduced, crushing barrel supporting feet (8) are fixed at the bottoms of the two ends of the crushing barrel (3), and the crushing barrel (3) is in threaded connection with the fixing frame (5) through the crushing barrel supporting feet (8), the other end of the crushing barrel (3) is provided with a crushing barrel discharge port (23).

5. The organic fertilizer crushing device as claimed in claim 4, wherein a grinding box feed inlet (24) matched with the crushing barrel discharge outlet (23) is arranged on the side surface of the grinding box (4), the grinding box (4) is installed at the other end of the crushing barrel (3) through the matching of the grinding box feed inlet (24) and the crushing barrel discharge outlet (23), a mounting hole (15) matched with the grinding box (4) is formed in the fixing frame (5), the grinding box (4) is installed in the mounting hole (15) of the fixing frame (5) and is in threaded connection with the fixing frame (5), and the inside of the grinding box (4) is communicated with the inside of the crushing barrel (3) through the grinding box feed inlet (24) and the crushing barrel discharge outlet (23).

6. The organic fertilizer crushing device as claimed in claim 1, wherein the grinding wheel assembly (14) comprises three grinding box rotating shafts (26), the grinding box rotating shafts (26) are rotatably connected with the grinding box (4), the three grinding box rotating shafts (26) are distributed in a triangular mode and are sleeved with grinding belts (25), one of the grinding box rotating shafts (26) is arranged at a grinding box discharging port (6), inclined planes (27) matched with the grinding wheel assembly (14) are arranged on two inner sides of the grinding box (4), three motors (7) are fixed on the side faces of the grinding box (4), the grinding box rotating shafts (26) are connected with the three motors (7) and are rotatably connected with the grinding box (4) through the three motors (7).

7. The organic fertilizer crushing device as claimed in claim 1, wherein side chutes (32) are formed in the side walls of the two sides of the discharge port (6) of the grinding box, baffle plates (29) are slidably connected in the side chutes (32), springs (28) are arranged between the baffle plates (29) and the side chutes (32), one ends of the springs (28) are fixed at the upper end parts of the side chutes (32), the other ends of the springs (28) are fixed on the upper end surfaces of the baffle plates (29), cams (31) are installed at the bottoms of the side chutes (32), motor four (33) matched with the cams (31) are fixed on the side surfaces of the grinding box (4), the cams (31) are installed on the motor four (33) and are rotationally connected with the side chutes (32) through the motor four (33), side sliding blocks (30) matched with the side chutes (32) are fixed on the two sides of the vibrating screen plate (16), two side sliding blocks (30) are respectively installed in two side sliding grooves (32), the side sliding blocks (30) are arranged between the baffle (29) and the cam (31), and the vibrating screen disc (16) is in sliding connection with the discharge port (6) of the grinding box through the matching of the side sliding blocks (30) and the side sliding grooves (32).