CN212189445U

CN212189445U - Agricultural pulverizer

Info

Publication number: CN212189445U
Application number: CN202020632726.8U
Authority: CN
Inventors: 康瑜; 蒋国平; 刘福会; 刘信兵
Original assignee: Beijing Shiweishizhuang Agricultural Park Co ltd
Current assignee: Beijing Shiweishizhuang Agricultural Park Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-22
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses an agricultural grinder, which relates to the technical field of grinding equipment and comprises a shell, wherein the shell comprises a shell body and a connecting plate detachably connected with the opening side of the shell body, a plurality of rotating shafts are arranged between the connecting plate and a positioning plate at intervals along the vertical direction, and a plurality of blades are fixedly arranged on the outer peripheral surface of the rotating shaft; the two ends of the rotating shaft are respectively detachably connected with a connecting rod and a positioning rod which are coaxially arranged with the rotating shaft, the connecting rod is rotatably connected onto the connecting plate, the positioning rod is rotatably connected onto the positioning plate, the two ends of the rotating shaft are respectively provided with a connecting groove, and the two opposite ends of the connecting rod and the positioning rod are respectively inserted into the two connecting grooves; spacing components are arranged between the connecting rod and the rotating shaft and between the positioning rod and the rotating shaft, and a driving mechanism for rotating the positioning rod is arranged on the shell. The utility model discloses have the axis of rotation that the staff of being convenient for will be located the shell inner chamber and pull down, carry out the effect of maintaining to fixed connection in the epaxial blade of rotation.

Description

Agricultural pulverizer

Technical Field

The utility model belongs to the technical field of crushing apparatus technique and specifically relates to an agricultural rubbing crusher is related to.

Background

With the continuous development of economy, agriculture is always an important part in the development of national economy, generalized agriculture includes traditional agriculture and animal husbandry, a pulverizer is common equipment in agricultural production, and the pulverizer mainly pulverizes large-size materials into small-size materials, for example, straws so as to be beneficial to the treatment of the straws.

Chinese utility model patent that the bulletin number is CN207340581U discloses an agricultural straw rubbing crusher, including the box, the top of box is provided with the dog-house, and one side that the box is relative with the fan is provided with the discharging pipe. A short rod and a long rod are rotatably connected in the inner cavity of the box body, a first blade is fixedly arranged at the bottom of the short rod, a second blade is fixedly arranged at the bottom of the long rod, and a rotating motor for driving the short rod and the long rod to rotate is arranged on the box body; one side of the connecting plate, which is close to the inner wall of the box body, is fixedly connected with the inner wall of the box body, a rotating drum is rotatably connected in the box body, a spiral blade is fixedly arranged on the outer surface of the rotating drum, which is fixedly provided with a transmission gear rotating drum meshed with the driving gear, and a working motor for driving the rotating drum to rotate is connected on the connecting plate.

The prior art scheme has the following defects that after the crusher is used for a period of time, the blades are aged due to abrasion and the like, so that the crushing efficiency of materials is reduced, in general, the blades are fixedly connected to the rotating shaft, so that the rotating shaft fixedly connected with the blades needs to be detached together when the blades are maintained, and the crusher in the technical scheme has the defects that a worker cannot detach the short rod, the long rod, the rotary drum and the like in the shell easily due to the fact that the shell of the crusher is inconvenient to detach, and the blades fixedly connected with the short rod, the long rod, the rotary drum and the like are difficult to detach.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an agricultural rubbing crusher, it has the axis of rotation that the staff of being convenient for will be located the shell inner chamber and pull down, carries out the effect of maintaining to fixed connection in the epaxial blade of rotation.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an agricultural pulverizer comprises a shell, wherein a feed inlet and a discharge outlet are formed in the shell, supporting legs are fixedly arranged at the bottom end of the shell, the shell comprises a shell with an opening on one side and a connecting plate detachably connected to the opening side of the shell, the shell comprises a positioning plate positioned on the opposite side of the connecting plate, a rotating shaft arranged along the distribution direction of the connecting plate and the positioning plate is arranged between the connecting plate and the positioning plate, a plurality of rotating shafts are arranged at intervals along the vertical direction, and a plurality of blades are fixedly arranged on the peripheral surface of the rotating shaft;

the two ends of the rotating shaft are respectively detachably connected with a connecting rod and a positioning rod which are coaxially arranged with the rotating shaft, the connecting rod is rotatably connected onto the connecting plate, the positioning rod is rotatably connected onto the positioning plate, the two ends of the rotating shaft are respectively provided with a connecting groove, and the two opposite ends of the connecting rod and the positioning rod are respectively inserted into the two connecting grooves and tightly press the rotating shaft between the two connecting grooves;

and limiting assemblies are arranged between the connecting rod and the rotating shaft and between the positioning rod and the rotating shaft, the limiting assemblies can enable the rotating shaft, the connecting rod and the positioning rod to keep a circumferential relatively static state, and a driving mechanism for rotating the positioning rod is arranged on the shell.

By adopting the technical scheme, when the crushing device is used, the driving motor is started, the positioning rod is driven by the driving mechanism to rotate, the rotating shaft and the connecting rod rotate along with the positioning rod under the action of the positioning rod corresponding to the rotating shaft, so that the blades fixedly arranged on the rotating shaft crush materials in the inner cavity of the shell, the crushing efficiency of crushing the materials is improved by arranging the plurality of rotating shafts, and the crushing time is shortened; when the pulverizer needs to maintain the blades in the pulverizer after using for a period of time, the connecting plate is detached from the shell, the connecting rod moves to the connecting rod along with the connecting plate to be separated from the connecting groove in the rotating shaft, and the rotating shaft is taken out of the inner cavity of the shell through tools by workers.

The utility model discloses further set up to: a plurality of connecting bolts penetrate through the connecting plate, and the connecting plate is detachably connected to the shell through the connecting bolts.

Through adopting above-mentioned technical scheme, when dismantling the connecting plate, the staff only need with connecting bolt take off can, simple structure, the operation of being convenient for.

The utility model discloses further set up to: the supporting plates for supporting the rotating shaft are fixedly arranged in the shell at intervals, and a plurality of supporting plates are arranged at intervals along the axis direction of the rotating shaft.

By adopting the technical scheme, the support plate is arranged to support the rotating shaft, so that the stability of the rotating shaft is improved; meanwhile, after the connecting rod is separated from the connecting groove, the supporting plate is arranged to prevent the accident that one end of the rotating shaft, which faces away from the positioning rod, falls due to no support.

The utility model discloses further set up to: the locating rod is rotatably connected to the locating plate through a bearing, and the connecting rod is rotatably connected to the connecting plate through a bearing.

Through adopting above-mentioned technical scheme, the setting up of bearing has reduced the frictional force between locating lever and connecting rod and the shell, the rotation of the locating lever of being convenient for and connecting rod.

The utility model discloses further set up to: the driving mechanism comprises a driving motor fixedly arranged on the shell, an output shaft of the driving motor is fixedly connected to one of the positioning rods, a gear transmission assembly is arranged between every two adjacent positioning rods, and the two adjacent positioning rods can rotate back to back under the action of the driving motor and the gear transmission assembly.

Through adopting above-mentioned technical scheme, the locating lever rotates under driving motor and gear drive assembly's effect, and the rotation direction of two adjacent locating levers is opposite, makes fixed connection in the epaxial blade of rotation more thorough cutting smashing the material.

The utility model discloses further set up to: and the positioning plate is fixedly provided with a protective shell, and the gear transmission assemblies are all arranged in the inner cavity of the protective shell.

Through adopting above-mentioned technical scheme, protective housing's setting has played the guard action to gear drive assembly, has reduced the gear drive assembly because of the emergence of the condition of long-time other dusts such as dust pile up its normal use of influence.

The utility model discloses further set up to: the casing is including the bottom plate that is located the casing bottom, the bottom plate slope sets up, the discharge gate is located the lower extreme of bottom plate.

Through adopting above-mentioned technical scheme, the bottom plate that the slope set up is convenient for the material after smashing to fall out from the discharge gate.

The utility model discloses further set up to: the bottom plate slides along the vertical direction and is connected on the casing, the vibrating motor has set firmly on the bottom plate.

Through adopting above-mentioned technical scheme, the bottom plate is along vertical direction reciprocating motion under vibrating motor's effect, shakes the material on the bottom plate and falls, reduces the emergence of some material because of frictional force too big or self gravity undersize and pile up the condition on the bottom plate.

To sum up, the beneficial effects of the utility model are that:

1. the driving motor is started, the positioning rods are driven by the driving mechanism to rotate, the rotating shafts and the connecting rods rotate together with the positioning rods under the action of the corresponding positioning rods, so that the blades fixedly arranged on the rotating shafts crush materials in the inner cavity of the shell, and the arrangement of the plurality of rotating shafts improves the crushing efficiency of crushing the materials and shortens the crushing time; when the crusher needs to maintain the blades in the crusher after being used for a period of time, the connecting plate is detached from the shell, the connecting rod moves to the connecting rod along with the connecting plate to be separated from the connecting groove on the rotating shaft, and a worker takes the rotating shaft out of the inner cavity of the shell through a tool, so that the structure is simple, the operation steps are simple and convenient, the worker can take the rotating shaft out conveniently, and the blades fixedly connected to the rotating shaft are maintained;

2. the positioning rods rotate under the action of the driving motor and the gear transmission assembly, and the rotating directions of two adjacent positioning rods are opposite, so that the blades fixedly connected to the rotating shaft can cut and crush materials more thoroughly;

3. the bottom plate reciprocates along the vertical direction under the effect of vibrating motor, shakes the material on the bottom plate and falls, reduces the emergence of some material because of frictional force too big or self gravity undersize and pile up the condition on the bottom plate.

Drawings

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

FIG. 2 is a partial cross-sectional view of the inner structure of the outer shell and the protective housing in the embodiment;

fig. 3 is a partially exploded schematic view showing a connection structure between a connecting rod and a rotating shaft and a connection structure between a positioning rod and the rotating shaft in the embodiment;

FIG. 4 is a partial structural view showing a connecting structure between the base plate and the fixing case and a supporting plate structure in the embodiment;

fig. 5 is an enlarged view at a in fig. 4.

In the figure, 1, a support leg; 2. a housing; 21. a stationary case; 211. a feed hopper; 212. a discharge pipe; 213. a support housing; 214. a yielding groove; 22. positioning a plate; 221. positioning a rod; 222. a protective housing; 23. a base plate; 231. a slide bar; 232. a limiting ring; 233. a spring; 234. a rubber pad; 24. a drive motor; 3. a connecting plate; 31. a connecting bolt; 32. a connecting rod; 4. a rotating shaft; 41. a blade; 42. connecting grooves; 5. a limiting component; 51. a limiting strip; 52. a limiting groove; 6. a support plate; 61. a support half ring; 62. an extension plate; 63. a reinforcing rib plate; 7. a gear drive assembly; 71. a first gear; 72. a second gear; 721. a connecting shaft; 8. a vibration motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

Referring to fig. 1 and 2, for the utility model discloses an agricultural pulverizer, including the shell, shell bottom end fixedly connected with is used for its stabilizer blade 1 that plays the supporting role. The housing includes a case 2 opened at one side and a connection plate 3 detachably connected to the opened side of the case 2. The housing 2 includes a fixed shell 21, a positioning plate 22 integrally formed on the fixed shell 21 and located at the opposite side of the connecting plate 3, and a bottom plate 23 slidably connected to the bottom end of the fixed shell 21.

The top end of the fixed shell 21 is provided with a feeding hole, and the feeding hole of the fixed shell 21 is fixedly connected with a feeding hopper 211. The lateral wall of the bottom end of the fixed shell 21 is provided with a discharge hole, and the discharge hole of the fixed shell 21 is fixedly connected with a discharge pipe 212 which is obliquely and downwards arranged along the horizontal direction.

Connecting plate 3 is the U-shaped board of opening towards casing 2, and a plurality of connecting bolt 31 are worn to be equipped with respectively by two free ends of connecting plate 3, and connecting bolt 31 passes connecting plate 3 and threaded connection on set casing 21 along vertical direction, realizes dismantling between connecting plate 3 and the set casing 21 and is connected.

The rotating shaft 4 is arranged in the inner cavity of the fixed shell 21, the axis direction of the rotating shaft 4 is arranged along the arrangement direction of the positioning plate 22 and the connecting plate 3, and the rotating shaft 4 is arranged in a plurality at intervals along the vertical direction. The outer peripheral surface of the rotating shaft 4 is fixedly connected with a plurality of blades 41, and the blades 41 on two adjacent rotating shafts 4 are arranged in a staggered manner. Connecting rod 32 and locating lever 221 rather than coaxial setting can be dismantled respectively at the both ends of axis of rotation 4 and be connected with, connecting rod 32 passes through the bearing and rotates to be connected on connecting plate 3, and locating lever 221 passes through the bearing and rotates to be connected on locating plate 22, and the big or small shape looks adaptation of locating lever 221 and connecting rod 32, locating plate 22 and connecting plate 3 stretch out in the shell inner chamber are passed respectively at the both ends that locating lever 221 and connecting rod 32 carried on the back mutually.

Referring to fig. 2 and 3, two end faces of the rotating shaft 4 along the axis direction thereof are respectively provided with a connecting groove 42 for connecting with the connecting rod 32 and the positioning rod 221, and two opposite ends of the connecting rod 32 and the positioning rod 221 are respectively inserted into the two connecting grooves 42 to press the rotating shaft 4 therebetween. Limiting assemblies 5 are arranged between the connecting rod 32 and the rotating shaft 4 and between the positioning rod 221 and the rotating shaft 4, and the limiting assemblies 5 can limit relative rotation among the connecting rod 32, the positioning rod 221 and the rotating shaft 4, so that the rotating shaft 4, the connecting rod 32 and the positioning rod 221 are kept in a relatively static state in the circumferential direction. To facilitate insertion of the connecting rod 32 and the positioning rod 221, the slot of the connecting groove 42 is flared. Fixedly connected with driving motor 24 on casing 2, driving motor 24's output shaft passes through the shaft coupling and is located the locating lever 221 fixed connection of the top, all is provided with gear drive assembly 7 between two arbitrary adjacent locating levers 221, and two adjacent locating levers 221 can carry on the back mutually under driving motor 24 and gear drive assembly 7's effect and rotate.

The driving motor 24 is started, the positioning rods 221 are driven by the driving motor 24 and the gear transmission assembly 7 to rotate, the rotating directions of the two adjacent positioning rods 221 are opposite, the rotating shaft 4 and the connecting rod 32 rotate together with the positioning rods 221 under the action of the corresponding positioning rods 221, and the blades 41 fixedly connected to the outer peripheral surface of the rotating shaft 4 crush the materials in the inner cavity of the housing.

When the rotating shaft 4 needs to be detached to maintain the blade 41, the connecting bolt 31 on the connecting plate 3 is unscrewed, the connecting plate 3 is detached from the shell 2, the connecting rod 32 moves along with the connecting plate 3 until the connecting rod 32 is separated from the connecting groove 42 on the rotating shaft 4, and then the worker takes out the rotating shaft 4 from the inner cavity of the shell through a tool.

Spacing subassembly 5 includes spacing 51 of fixed connection on connecting rod 32, and spacing 51 sets up along the axis direction of connecting rod 32, and spacing 51 has two along the circumference interval evenly distributed of connecting rod 32. The end surface of the rotating shaft 4 facing the connecting rod 32 is provided with a limiting groove 52 which is matched with the limiting strips 51 one by one, and the limiting strips 51 are inserted into the limiting groove 52 to limit the relative rotation between the connecting rod 32 and the rotating shaft 4. The spacing mode between the rotating shaft 4 and the positioning rod 221 is the same as the spacing mode between the rotating shaft 4 and the connecting rod 32, and the details are not repeated here.

Referring to fig. 2 and 4, two support plates 6 are fixedly arranged in the inner cavity of the housing 2 at intervals, and the two support plates 6 are respectively positioned at two ends of the rotating shaft 4 to support the rotating shaft 4. The support plate 6 includes a support half 61 opened toward the rotation shaft 4, and the support half 61 is fitted to the rotation shaft 4. An extension plate 62 extends outwardly from one end of the support half ring 61, and one end of the extension plate 62 opposite to the support half ring 61 is welded to the inner cavity side wall of the housing 2. In order to increase the stability of the connection between the extension plate 62 and the support half ring 61, a reinforcing rib 63 is integrally formed between the extension plate 62 and the support half ring 61. The two ends of the rotating shaft 4 are respectively placed in the two support half rings 61, and the outer peripheral surface of the rotating shaft 4 is in contact with the arc-shaped concave surfaces of the support half rings 61.

Referring to fig. 2, the gear assembly 7 includes first gears 71 fixedly connected to two adjacent positioning rods 221, respectively, the first gears 71 are located outside the inner cavity of the housing 2, and the first gears 71 and the positioning rods 221 fixedly connected thereto are coaxially disposed. Two second gears 72 which are meshed with each other are arranged between the two first gears 71, and two opposite sides of the two second gears 72 are meshed with the two first gears 71 respectively. The positioning plate 22 is fixedly connected with a connecting shaft 721 corresponding to the second gear 72 one by one, the second gear 72 is rotatably connected to the connecting shaft 721, and the transmission between two adjacent positioning rods 221 is realized through the matching of the first gear 71 and the second gear 72.

In order to avoid the influence of the long-time accumulation of dust and other dusts on the normal use of the gear transmission assembly 7, the outer side wall of the positioning plate 22 is welded with a protective shell 222, and the gear transmission assembly 7 is arranged in the inner cavity of the protective shell 222. The driving motor 24 is fixedly connected to the protective casing 222 by bolts, and an output shaft of the driving motor 24 passes through the protective casing 2 and is fixedly connected to the uppermost positioning rod 221.

Referring to fig. 2, 4 and 5, the bottom plate 23 is obliquely disposed at the bottom end of the fixed casing 21, the outer circumferential wall of the bottom plate 23 contacts with the inner circumferential wall of the fixed casing 21, and the discharge hole is located at the lower end of the bottom plate 23. A plurality of supporting shells 213 disposed at intervals are fixedly connected to the inner sidewall of the fixed shell 21, and the supporting shells 213 are located above the bottom plate 23. The welding has the pole 231 that slides with supporting shell 213 one-to-one on the upper surface of bottom plate 23, and the pole 231 that slides sets up along vertical direction, and the pole 231 top that slides passes supporting shell 213 and stretches into in the inner chamber of supporting shell 213, realizes the sliding connection between bottom plate 23 and the fixed shell 21. The outer peripheral surface of the sliding rod 231 is welded with a limiting ring 232, the lower surface of the limiting ring 232 can be in contact with the bottom wall of the inner cavity of the supporting shell 213, the moving range of the sliding rod 231 and the bottom plate 23 is limited, and the sliding rod 231 is prevented from being completely separated from the inner cavity of the supporting shell 213. Fixedly connected with vibrating motor 8 on the bottom end face of bottom plate 23, set up the groove of stepping down 214 that is convenient for the staff to install vibrating motor 8 on the diapire of set casing 21. The bottom plate 23 reciprocates along the vertical direction under the action of the vibration motor 8, so that the materials on the bottom plate 23 are vibrated down, and the condition that part of the materials are accumulated on the bottom plate 23 due to overlarge friction force or too small self gravity is reduced.

In order to reduce the shaking and even damage of the fixed shell 21 caused by the overlarge impact of the bottom plate 23 on the fixed shell 21 in the vibration process, the outer circumferential surface of the sliding rod 231 is sleeved with the spring 233, the bottom end of the spring 233 is fixedly connected to the upper surface of the limiting ring 232, and the top end of the spring 233 abuts against the top wall of the inner cavity of the supporting shell 213 body 2. The lower surface of the limiting ring 232 is glued with a rubber pad 234, and the lower surface of the rubber pad 234 facing away from the limiting plate can be abutted against the bottom wall of the inner cavity of the supporting shell 213. During the vibration of the bottom plate 23, the springs 233 and the rubber pads 234 provide a certain cushioning effect to the supporting housing 213 and the fixed housing 21.

The implementation principle of the above embodiment is as follows:

when the material crusher is used, the driving motor 24 is started, the positioning rods 221 are driven by the driving motor 24 and the gear transmission assembly 7 to rotate, the rotating directions of the two adjacent positioning rods 221 are opposite, the rotating shaft 4 and the connecting rod 32 rotate together with the positioning rods 221 under the action of the corresponding positioning rods 221, so that the blades 41 fixedly connected to the rotating shaft 4 crush materials in the inner cavity of the shell, the crushed materials fall to a designated position through the discharge pipe 212, and the bottom plate 23 reciprocates in the vertical direction under the action of the vibration motor 8 to shake down the residual materials on the bottom plate 23;

when the crusher needs to maintain the blades 41 in the crusher after being used for a period of time, the connecting bolt 31 is screwed off, the connecting plate 3 is moved to one side back to the positioning plate 22, the connecting plate 3 is detached from the shell 2, the connecting rod 32 is moved to the connecting rod 32 along with the connecting plate 3 to be separated from the connecting groove 42 in the rotating shaft 4, a worker moves the rotating shaft 4 to one side back to the positioning rod 221 through a tool, the connecting groove 42 in the rotating shaft 4 is separated from the positioning rod 221, and the rotating shaft 4 is taken out from the inner cavity of the shell.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. An agricultural rubbing crusher which characterized in that: the cutting tool comprises a shell, wherein a feeding hole and a discharging hole are formed in the shell, supporting legs (1) are fixedly arranged at the bottom end of the shell, the shell comprises a shell (2) with an opening on one side and a connecting plate (3) detachably connected to the opening side of the shell (2), the shell (2) comprises a positioning plate (22) positioned on the opposite side of the connecting plate (3), a rotating shaft (4) arranged along the distribution direction of the connecting plate (3) and the positioning plate (22) is arranged between the connecting plate (3) and the positioning plate (22), a plurality of rotating shafts (4) are arranged at intervals along the vertical direction, and a plurality of blades (41) are fixedly arranged on;

the two ends of the rotating shaft (4) are respectively detachably connected with a connecting rod (32) and a positioning rod (221) which are coaxially arranged with the rotating shaft, the connecting rod (32) is rotatably connected onto the connecting plate (3), the positioning rod (221) is rotatably connected onto the positioning plate (22), the two ends of the rotating shaft (4) are respectively provided with a connecting groove (42), and the two opposite ends of the connecting rod (32) and the positioning rod (221) are respectively inserted into the two connecting grooves (42) and tightly press the rotating shaft (4) between the two connecting grooves;

limiting assemblies (5) are arranged between the connecting rod (32) and the rotating shaft (4) and between the positioning rod (221) and the rotating shaft (4), the limiting assemblies (5) can enable the rotating shaft (4), the connecting rod (32) and the positioning rod (221) to keep a circumferential relatively static state, and a driving mechanism for rotating the positioning rod (221) is arranged on the shell (2).

2. An agricultural pulverizer as defined by claim 1, wherein: a plurality of connecting bolts (31) penetrate through the connecting plate (3), and the connecting plate (3) is detachably connected to the shell (2) through the connecting bolts (31).

3. An agricultural pulverizer as defined by claim 1, wherein: the supporting plates (6) used for supporting the rotating shaft (4) are fixedly arranged in the shell (2) at intervals, and the supporting plates (6) are arranged in a plurality at intervals along the axis direction of the rotating shaft (4).

4. An agricultural pulverizer as defined by claim 1, wherein: the positioning rod (221) is rotatably connected to the positioning plate (22) through a bearing, and the connecting rod (32) is rotatably connected to the connecting plate (3) through a bearing.

5. An agricultural pulverizer as defined by claim 1, wherein: the driving mechanism comprises a driving motor (24) fixedly arranged on the shell, an output shaft of the driving motor (24) is fixedly connected to one of the positioning rods (221), a gear transmission assembly (7) is arranged between every two adjacent positioning rods (221), and the adjacent two positioning rods (221) can rotate back to back under the action of the driving motor (24) and the gear transmission assembly (7).

6. An agricultural pulverizer as defined by claim 5, wherein: a protective shell (222) is fixedly arranged on the positioning plate (22), and the gear transmission assemblies (7) are arranged in an inner cavity of the protective shell (222).

7. An agricultural pulverizer as defined by claim 1, wherein: the shell (2) comprises a bottom plate (23) located at the bottom end of the shell (2), the bottom plate (23) is obliquely arranged, and the discharge hole is located at the lower end of the bottom plate (23).

8. An agricultural shredder according to claim 7, wherein: bottom plate (23) slide along vertical direction and connect on casing (2), vibrating motor (8) have set firmly on bottom plate (23).