CN218072548U

CN218072548U - Forage grass pulverizer

Info

Publication number: CN218072548U
Application number: CN202221657220.8U
Authority: CN
Inventors: 李巍; 李树森
Original assignee: Dalai Nur Coal Industry Co Ltd
Current assignee: Dalai Nur Coal Industry Co Ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-12-20
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a forage grass rubbing crusher, forage grass rubbing crusher includes support body, first broken sword, first broken case, the broken sword of second, the broken case of second and driving piece, first broken case is established on the support body, first broken sword is established first broken incasement and rotationally with first broken case links to each other, first broken case has first feed inlet and first discharge gate, the broken case of second is established on the support body, the broken sword of second is established the broken incasement of second and rotationally with the broken case of second links to each other, the broken case of second has second feed inlet and second discharge gate, the second feed inlet with first discharge gate intercommunication, the driving piece respectively with first broken sword with the transmission of the broken sword of second is connected, with the drive first broken sword with the broken sword of second rotates. The utility model discloses forage grass rubbing crusher has advantages such as overall dimension is little and energy saving.

Description

Forage grass pulverizer

Technical Field

The utility model relates to a stockbreeding auxiliary assembly technical field, concretely relates to forage grass rubbing crusher.

Background

The pasture is processed into the granular pasture feed, so that the storage of the feed is convenient, the transportation cost of the pasture can be reduced, and the method is an effective way for efficiently utilizing the pasture feed in the future. During the process of preparing the pasture into the pasture pellet feed, the pasture is preprocessed by arranging the primary crushing mechanism and the secondary crushing mechanism on the pasture crusher so as to meet the condition of granulating. In the related technology, the primary crushing mechanism and the secondary crushing mechanism in the pasture grass crusher are vertically arranged and driven by two motors, so that the overall dimension of the pasture grass crusher is increased, the pasture grass crusher is inconvenient to move, the driving power is increased, and the energy is not saved.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, the embodiment of the utility model provides a small and energy saving forage grass rubbing crusher of overall dimension.

The pasture grass crusher comprises a frame body, a first crushing knife, a first crushing box, a second crushing knife, a second crushing box and a driving piece, wherein the first crushing box is arranged on the frame body, the first crushing knife is arranged in the first crushing box and is rotatably connected with the first crushing box, and the first crushing box is provided with a first feeding hole and a first discharging hole; the second crushing box is arranged on the frame body, the second crushing knife is arranged in the second crushing box and is rotatably connected with the second crushing box, the second crushing box is provided with a second feeding hole and a second discharging hole, and the second feeding hole is communicated with the first discharging hole; the driving piece is arranged on the frame body and is in transmission connection with the first crushing cutter and the second crushing cutter respectively so as to drive the first crushing cutter and the second crushing cutter to rotate.

The utility model discloses forage grass rubbing crusher rotates through setting up two broken swoves of a driving piece control, carries out twice breakage to forage grass, adopts two broken mechanisms of two motor drive to compare with the correlation technique, has not only simplified transmission system, is favorable to dwindling the utility model discloses forage grass rubbing crusher's overall dimension, still greatly reduced the drive power of driving piece, be favorable to the energy saving.

Therefore, the utility model discloses forage grass rubbing crusher has advantages such as overall dimension is little and energy saving.

In some embodiments, still include and dial the feed cylinder, dial the feed cylinder rotatably with the support body links to each other, first broken case and the broken case of second set up along the width direction of support body, dial the feed cylinder and be located first broken case and the broken top of second, dial the feed cylinder and have third feed inlet and third discharge gate, the third discharge gate with first feed inlet intercommunication, driving piece with dial feed cylinder transmission is connected in order to drive dial the feed cylinder and rotate.

In some embodiments, the crushing device further comprises a first rotating shaft, a second rotating shaft and a third rotating shaft, the first rotating shaft penetrates through the first crushing box along the length direction of the frame body and is rotatably connected with the first crushing box, the driving member is in transmission connection with the first rotating shaft, and the first crushing knife is connected with the first rotating shaft; the second rotating shaft penetrates through the second crushing box along the length direction of the frame body and is rotatably connected with the second crushing box, the first rotating shaft is in transmission connection with the second rotating shaft, and the second crushing knife is connected with the second rotating shaft; the third rotating shaft is rotatably connected with the frame body and is respectively in transmission connection with the first rotating shaft and the material shifting barrel.

In some embodiments, the device further comprises a first belt pulley, a second belt pulley and a first belt, the driving member is a motor, the first belt pulley is sleeved on an output shaft of the driving member, the second belt pulley is sleeved on a first rotating shaft, and the first belt pulley and the second belt pulley are driven by the first belt; and/or a third belt pulley, a fourth belt pulley and a second belt, wherein the third belt pulley is sleeved on the first rotating shaft, the fourth belt pulley is sleeved on the second rotating shaft, and the third belt pulley and the fourth belt pulley are driven by the second belt; and/or, chain and sprocket, the chain with dial the feed cylinder and link to each other, the chain encircles dial the outer peripheral face round setting of feed cylinder, the sprocket suit is in the third pivot, the sprocket with chain drive cooperation is in order to drive dial the feed cylinder and rotate.

In some embodiments, the first and second pulleys are located at one side of the first crushing box in a length direction of the frame body, and the third and fourth pulleys are located at the other side of the first crushing box in the length direction of the frame body.

In some embodiments, the device further comprises a universal shaft and a speed reducer, one end of the universal shaft is connected with the first rotating shaft, the other end of the universal shaft is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with one end of the third rotating shaft.

In some embodiments, the belt conveyor further comprises a tensioning pulley, the tensioning pulley is rotatably connected with the frame body, and the tensioning pulley is used for tensioning the second belt.

In some embodiments, the tension pulley further comprises an adjusting piece which is connected with the frame body in a position-adjustable manner along the height direction of the frame body, and the tension pulley is rotatably connected with the adjusting piece.

In some embodiments, the forage grass processing device further comprises a screen plate, wherein the screen plate is provided with a plurality of screen holes, the screen plate is connected with the first crushing box and is arranged at the first discharge hole, and the crushed forage grass in the first crushing box enters the second feed hole through the screen holes.

In some embodiments, the forage grass crushing device further comprises a stirring plate which is arranged on the inner wall of the stirring barrel so as to allow the forage grass put into the stirring barrel to enter the first crushing box.

Drawings

Fig. 1 is a schematic structural view of the pasture grass grinder of the embodiment of the utility model.

Fig. 2 is a schematic structural view of another view angle of the grass pulverizer of the embodiment of the present invention.

Fig. 3 is a schematic structural view of another view angle of the grass pulverizer of the embodiment of the present invention.

Fig. 4 is a cross-sectional view of the grass pulverizer of the embodiment of the present invention.

Fig. 5 is a cross-sectional view of another perspective of the grass pulverizer of the embodiment of the present invention.

Fig. 6 is a front view of the grass pulverizer of the embodiment of the present invention.

Fig. 7 is a rear view of the grass pulverizer of the embodiment of the present invention.

Fig. 8 is a left side view of the grass pulverizer of the embodiment of the present invention.

Fig. 9 is a right side view of the grass pulverizer of the embodiment of the present invention.

Fig. 10 is a top view of the grass pulverizer of the embodiment of the present invention.

Reference numerals:

a pasture grass grinder 100;

a frame body 1;

a first crushing blade 201; a second crushing blade 202;

a first crushing tank 301; the first feed port 3011; a first discharge port 3012; a second crushing tank 302; a second feed port 3021; a second discharge port 3022;

a driving member 4;

a material stirring barrel 5; a third feed port 501; a third discharge port 502;

a first rotating shaft 601; a second shaft 602; a third rotating shaft 603;

a first pulley 701; a second pulley 702; a third pulley 703; a fourth pulley 704; a tensioner pulley 705;

a first belt 801; a second belt 802;

a chain 901; a sprocket 902;

a cardan shaft 1001; a reducer 1002;

an adjusting member 11;

a screen plate 12; mesh 1201;

a switch plate 13.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The technical solution of the present application is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 10, the pasture grass pulverizer 100 of the embodiment of the present invention includes a frame body 1, a first crushing blade 201, a first crushing box 301, a second crushing blade 202, a second crushing box 302 and a driving member 4, the first crushing box 301 is disposed on the frame body 1, the first crushing blade 201 is disposed in the first crushing box 301 and rotatably connected to the first crushing box 301, and the first crushing box 301 has a first feeding hole 3011 and a first discharging hole 3012. The second crushing box 302 is arranged on the frame body 1, the second crushing blade 202 is arranged in the second crushing box 302 and is rotatably connected with the second crushing box 302, the second crushing box 302 is provided with a second feeding hole 3021 and a second discharging hole 3022, and the second feeding hole 3021 is communicated with the first discharging hole 3012. The driving member 4 is arranged on the frame body 1, and the driving member 4 is respectively in transmission connection with the first crushing cutter 201 and the second crushing cutter 202 so as to drive the first crushing cutter 201 and the second crushing cutter 202 to rotate.

The utility model discloses forage grass rubbing crusher 100 is when using, control driving piece 4 drives first broken sword 201 and the rotation of the broken sword 202 of second, forage grass gets into first broken incasement 301 through first feed inlet 3011, the forage grass that gets into in the first broken incasement 301 flows out by first discharge gate 3012 after first broken sword 201 is broken, the forage grass after the first broken of first discharge gate 3012 outflow gets into the broken incasement of second 302 through second feed inlet 3021, the forage grass that gets into in the broken case of second 302 is through the broken sword 202 secondary crushing of second, the forage grass after the secondary crushing flows out through second discharge gate 3022, so that the forage grass after the secondary crushing is processed into the graininess.

Therefore, the utility model discloses forage grass rubbing crusher 100 rotates through setting up two broken swoves of a driving piece 4 control, carries out twice breakage to forage grass, adopts two broken mechanisms of two motor drive to compare with the correlation technique, has not only simplified transmission system, is favorable to dwindling the utility model discloses forage grass rubbing crusher 100's overall dimension, still greatly reduced driving power of driving piece 4, be favorable to the energy saving.

Therefore, the grass pulverizer 100 of the embodiment of the present invention has the advantages of small overall dimension, energy saving, etc.

In some embodiments, the utility model discloses forage grass rubbing crusher 100 still includes stirring barrel 5, stirring barrel 5 rotationally links to each other with support body 1, and first broken case 301 and the broken case 302 of second set up along the width direction of support body 1, and stirring barrel 5 is located the top of first broken case 301 and the broken case 302 of second, and stirring barrel 5 has third feed inlet 501 and third discharge gate 502, and third discharge gate 502 communicates with first feed inlet 3011, and driving piece 4 is connected in order to drive stirring barrel 5 to rotate with stirring barrel 5 transmission.

In order to make the technical solution of the present application more easily understood, the technical solution of the present application is further described below by taking the case that the width direction of the frame body 1 coincides with the left-right direction as shown in fig. 1 to 5.

As shown in fig. 4, the first crushing tank 301 and the second crushing tank 302 are arranged in the left-right direction, the first crushing tank 301 is located on the right side of the second crushing tank 302, and the kick-off drum 5 is located above the first crushing tank 301 and the second crushing tank 302. The third material inlet 501 is arranged with an upward opening, and the third material outlet 502 is arranged with a downward opening.

The utility model discloses forage grass rubbing crusher 100 is when using, at first puts into stirring barrel 5 through third feed inlet 501 with forage grass, and driving piece 4 drives stirring barrel 5 and rotates, and the forage grass that gets into in the stirring barrel 5 flows out and gets into first broken case 301 through first feed inlet 3011 by third discharge gate 502 under stirring barrel 5's rotation.

Therefore, the pasture grass smashing machine 100 provided by the embodiment of the invention is convenient for pasture grass to rapidly enter the first crushing box 301 by arranging the stirring barrel 5, and is beneficial to improving the working efficiency of the pasture grass smashing machine 100 provided by the embodiment of the invention; in addition, the material stirring barrel 5 is driven by the driving part 4, that is, the driving part 4 simultaneously drives the first crushing knife 201, the second crushing knife 202 and the material stirring barrel 5 to rotate simultaneously, which is further beneficial to saving energy.

Optionally, the utility model discloses forage grass rubbing crusher 100 still includes switch board 13, and switch board 13 is established on the inner wall of dial material section of thick bamboo 5 to the forage grass that will put into dial material section of thick bamboo 5 gets into in the first broken case 301.

As shown in fig. 4, the utility model discloses forage grass rubbing crusher 100 is favorable to dialling in the feed cylinder 5 forage grass gets into first broken case 301 fast through setting up switch plate 13 on the inner wall of dialling feed cylinder 5, is favorable to improving the utility model discloses forage grass rubbing crusher 100's of embodiment work efficiency.

In some embodiments, the grass pulverizer 100 of the present invention further includes a first rotating shaft 601, a second rotating shaft 602, and a third rotating shaft 603. First pivot 601 runs through first broken case 301 and rotationally links to each other with first broken case 301 along the length direction of support body 1, and driving piece 4 is connected with first pivot 601 transmission, and first broken sword 201 links to each other with first pivot 601. The second rotating shaft 602 penetrates through the second crushing box 302 along the length direction of the frame body 1 and is rotatably connected with the second crushing box 302, the first rotating shaft 601 is in transmission connection with the second rotating shaft 602, and the second crushing knife 202 is connected with the second rotating shaft 602. The third rotating shaft 603 is rotatably connected with the frame body 1, and the third rotating shaft 603 is respectively connected with the first rotating shaft 601 and the material shifting barrel 5 in a transmission manner.

In order to make the technical solution of the present application more easily understood, the technical solution of the present application will be further described below by taking the case that the length direction of the frame body 1 coincides with the front-back direction, wherein the left-right direction is as shown in fig. 1 to 5.

As shown in fig. 5, the first rotating shaft 601 is disposed in a front-rear direction, the second rotating shaft 602 is disposed in a front-rear direction, the first rotating shaft 601 and the second rotating shaft 602 are spaced apart in a left-right direction, and the third rotating shaft 603 is disposed in an up-down direction. The utility model discloses forage grass rubbing crusher 100 drives first broken sword 201 through setting up first pivot 601 and rotates, drives second broken sword 202 through setting up second pivot 602 and rotates, drives stirring barrel 5 through setting up third pivot 603 and rotates, thereby makes the utility model discloses forage grass rubbing crusher 100 simple structure.

In some embodiments, the utility model discloses forage grass rubbing crusher 100 still includes first belt pulley 701, second belt pulley 702 and first belt 801, and driving piece 4 is the motor, and first belt pulley 701 suit is on the output shaft of motor, and second belt pulley 702 suit is on first pivot 601, through first belt 801 transmission between first belt pulley 701 and the second belt pulley 702.

As shown in fig. 4, the transmission between the driving member 4 and the first rotating shaft 601 is simple by using a pulley transmission between the motor and the first rotating shaft 601.

In some embodiments, the grass pulverizer 100 of the present invention further includes a third belt pulley 703, a fourth belt pulley 704, and a second belt 802, wherein the third belt pulley 703 is sleeved on the first rotating shaft 601, the fourth belt pulley 704 is sleeved on the second rotating shaft 602, and the third belt pulley 703 and the fourth belt pulley 704 are driven by the second belt 802.

As shown in fig. 4, the first rotating shaft 601 and the second rotating shaft 602 are driven by using a pulley, so that the transmission between the first rotating shaft 601 and the second rotating shaft 602 is simple.

In some embodiments, the utility model discloses forage grass rubbing crusher 100 still includes chain 901 and sprocket 902, and chain 901 links to each other with dialling feed cylinder 5, and chain 901 encircles the setting of dialling feed cylinder 5 outer peripheral face round, and sprocket 902 suit is on third pivot 603, and sprocket 902 and chain 901 drive fit rotate with the drive dialling feed cylinder 5.

As shown in fig. 4, the third rotating shaft 603 and the material pulling barrel 5 are driven by a chain 901 through a chain wheel 902, so that the transmission between the third rotating shaft 603 and the material pulling barrel 5 is simple.

In some embodiments, the first and

second pulleys

701 and 702 are located at one side of the first crushing tank 301 in the length direction of the frame body 1, and the third and

fourth pulleys

703 and 704 are located at the other side of the first crushing tank 301 in the length direction of the frame body 1.

For example, as shown in fig. 1 to 4, the first pulley 701 and the second pulley 702 are both located on the front side of the first crushing box 301, and the third pulley 703 and the fourth pulley 704 are both located on the rear side of the second crushing box 302. Through setting up first belt pulley 701 and second belt pulley 702 in one side of first broken case 301, set up third belt pulley 703 and fourth belt pulley 704 at the opposite side of first broken case 301 for forage grass rubbing crusher 100 structural arrangement is reasonable, makes the utility model discloses forage grass rubbing crusher 100 assembles conveniently.

Optionally, the utility model discloses forage grass rubbing crusher 100 still includes cardan shaft 1001 and reduction gear 1002, and the one end of cardan shaft 1001 links to each other with first pivot 601, and the other end of cardan shaft 1001 links to each other with the input shaft of reduction gear 1002, and the output shaft of reduction gear 1002 links to each other with the one end of third pivot 603.

As shown in fig. 4, a front end of a universal shaft 1001 is connected to a rear end of the first rotating shaft 601, a rear end of the universal shaft 1001 is connected to an input shaft of a speed reducer 1002, and an output shaft of the speed reducer 1002 is connected to a lower end of the third rotating shaft 603. From this, make things convenient for first pivot 601 and third pivot 603 transmission through setting up cardan shaft 1001, be favorable to controlling the speed of dialling feed cylinder 5 through setting up reduction gear 1002, avoid dialling feed cylinder 5 and carry out because of high-speed rotatory produce great mechanical wear to dialling feed cylinder 5, be favorable to improving the utility model discloses the operational reliability of forage grass rubbing crusher 100.

In some embodiments, the pasture grass chopper 100 further comprises a tensioning pulley 705, wherein the tensioning pulley 705 is rotatably connected to the frame body 1, and the tensioning pulley 705 is used for tensioning the second belt 802.

As shown in fig. 3, the tensioning pulley 705 is rotatably connected to the frame body 1 along the front-back direction, and the tensioning pulley 705 is provided to facilitate adjustment of the tensioning degree of the second belt 802, thereby facilitating improvement of the operational reliability of the second belt 802.

In some embodiments, the grass crusher 100 of the present invention further includes an adjusting member 11, the adjusting member 11 is adjustably connected to the frame body 1 along the height direction of the frame body 1, and the tension pulley 705 is rotatably connected to the adjusting member 11.

As shown in fig. 2 and 3, the adjusting member 11 is located below the tensioner pulley 705, and the position of the adjusting member 11 is adjustable in the up-down direction. Specifically, the position of the adjusting part 11 is adjusted downward, the adjusting part 11 drives the tensioning belt pulley 705 to move downward, so that the tensioning degree of the second belt 802 is increased, and the position of the adjusting part 11 is adjusted upward, and the adjusting part 11 drives the tensioning belt pulley 705 to move upward, so that the tensioning degree of the second belt 802 is reduced. Therefore, the adjusting piece 11 is arranged, and the position of the adjusting piece 11 in the downward direction is adjustable, so that the tension degree of the second belt 802 is convenient to adjust.

In some embodiments, the grass pulverizer 100 of the present invention further includes a sieve plate 12, the sieve plate 12 has a plurality of sieve holes 1201 thereon, the sieve plate 12 is connected to the first crushing box 301 and is disposed at the first discharging port 3012, and the crushed grass in the first crushing box 301 enters the second feeding port 3021 through the sieve holes 1201.

As shown in fig. 4, the sieve plate 12 is arranged at the first discharging port 3012, a plurality of sieve holes 1201 are arranged on the sieve plate 12 at regular intervals, and the grass after the primary crushing in the first crushing box 301 enters the second crushing box 302 through the sieve holes 1201. Grass after 12 filters a breakage through setting up the sieve to block the grass that is not conform to a broken dimensional requirement, make it continue to carry out the breakage, be favorable to improving the utility model discloses the operational reliability of grass rubbing crusher 100 of embodiment.

Optionally, the utility model discloses the forage grass rubbing crusher still includes a plurality of wheels, and a plurality of wheels rotationally link to each other with the support body, are favorable to the utility model discloses the removal of forage grass rubbing crusher 100.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the above embodiments have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be within the scope of the present invention.

Claims

1. A pasture grass rubbing crusher which characterized in that includes:

a frame body;

the first crushing knife is arranged in the first crushing box and is rotatably connected with the first crushing box, and the first crushing box is provided with a first feeding hole and a first discharging hole;

the second crushing knife is arranged in the second crushing box and is rotatably connected with the second crushing box, the second crushing box is provided with a second feeding hole and a second discharging hole, and the second feeding hole is communicated with the first discharging hole; and

the driving piece is arranged on the frame body and is in transmission connection with the first crushing cutter and the second crushing cutter respectively so as to drive the first crushing cutter and the second crushing cutter to rotate.

2. The pasture grass pulverizer as claimed in claim 1, further comprising a stirring barrel rotatably connected to the frame body, the first crushing box and the second crushing box being disposed along the width direction of the frame body, the stirring barrel being located above the first crushing box and the second crushing box, the stirring barrel having a third feed opening and a third discharge opening, the third discharge opening being in communication with the first feed opening, the driving member being drivingly connected to the stirring barrel to drive the stirring barrel to rotate.

3. A pasture grass pulverizer as defined in claim 2 further comprising:

the first rotating shaft penetrates through the first crushing box along the length direction of the frame body and is rotatably connected with the first crushing box, the driving piece is in transmission connection with the first rotating shaft, and the first crushing cutter is connected with the first rotating shaft;

the second rotating shaft penetrates through the second crushing box along the length direction of the frame body and is rotatably connected with the second crushing box, the first rotating shaft is in transmission connection with the second rotating shaft, and the second crushing knife is connected with the second rotating shaft; and

the third rotating shaft is rotatably connected with the frame body and is respectively in transmission connection with the first rotating shaft and the material shifting barrel.

4. A pasture grass pulverizer as defined in claim 3 further comprising:

the driving part is a motor, the first belt pulley is sleeved on an output shaft of the driving part, the second belt pulley is sleeved on a first rotating shaft, and the first belt pulley and the second belt pulley are in transmission through the first belt; and/or the presence of a gas in the gas,

the third belt pulley is sleeved on the first rotating shaft, the fourth belt pulley is sleeved on the second rotating shaft, and the third belt pulley and the fourth belt pulley are driven by the second belt; and/or the presence of a gas in the gas,

the chain is connected with the material shifting barrel, the chain is arranged around the outer circumferential surface of the material shifting barrel in a circle, the chain wheel is sleeved on the third rotating shaft, and the chain wheel is in transmission fit with the chain to drive the material shifting barrel to rotate.

5. The grass pulverizer of claim 4, wherein the first and second pulleys are located on one side of the first crushing box in the length direction of the frame body, and the third and fourth pulleys are located on the other side of the first crushing box in the length direction of the frame body.

6. A pasture grass pulverizer as claimed in claim 3, further comprising a cardan shaft and a speed reducer, one end of the cardan shaft being connected to the first shaft, the other end of the cardan shaft being connected to an input shaft of the speed reducer, an output shaft of the speed reducer being connected to one end of the third shaft.

7. The pasture grass pulverizer of claim 4, further comprising a tensioner pulley rotatably coupled to the frame body, the tensioner pulley for tensioning the second belt.

8. A grass pulverizer as claimed in claim 7, further comprising an adjustment member connected to the frame body in a position adjustable along the height of the frame body, the tensioning pulley being rotatably connected to the adjustment member.

9. A pasture grass pulverizer as claimed in any one of claims 1-8, further comprising a screen deck having a plurality of screen openings therein, the screen deck being connected to the first crushing box and disposed at the first discharge opening, the crushed pasture grass in the first crushing box passing through the screen openings into the second feed opening.

10. A grass pulverizer as claimed in any one of claims 2-8, further comprising a kicker plate provided on the inner wall of the kicker barrel for feeding grass placed in the kicker barrel into the first crushing box.