CN113632650A

CN113632650A - Livestock-raising feed processing equipment

Info

Publication number: CN113632650A
Application number: CN202110954526.3A
Authority: CN
Inventors: 刘海琴; 郭惠敏; 张艳红; 王秀云; 马洪庆; 高学龙; 王清凤; 姚巧珍; 王诵涛; 马双昆; 赵瑜; 段伟; 吴明丽; 李怀昌; 武长水
Original assignee: Hebi Agricultural Products Inspection And Testing Center
Current assignee: Hebi Agricultural Products Inspection And Testing Center
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2021-11-12
Anticipated expiration: 2041-08-19
Also published as: CN113632650B

Abstract

The invention relates to a livestock breeding feed processing device which comprises a crushing bin, a crushing mechanism and a movable sieve mechanism, wherein the crushing mechanism and the movable sieve mechanism are arranged in the crushing bin; the movable screen mechanism comprises a transfer assembly, a material screen, a vertical guide pillar and a vibrating spring; the equipment provided by the invention is optimized and improved in design on the existing equipment, enhances the grinding randomness, improves the whole grinding output efficiency of the equipment, avoids the phenomena of local material blockage and material blockage, and ensures the normalization of the operation of the equipment.

Description

Livestock-raising feed processing equipment

Technical Field

The invention relates to the technical field of feed production and processing, and particularly provides livestock breeding feed processing equipment.

Background

In the livestock-raising field, smash and deep-processing the feed ingredient is indispensable processing link, through smashing and deep-processing, be convenient for carry on the rational ratio of different fodder to and subsequent packing and storage. In the production process of the feed, the forage, the straw and the like can be used as raw materials for producing the livestock breeding feed.

When processing, need carry out shredding to the raw materials through the fodder grinder, current fodder grinder's rubbing crusher constructs for having the structure of hammer leaf basically, and the distribution of hammer leaf is fixed, promptly every hammer leaf can only carry out shredding along specific rotation path, and during actual processing, the raw materials that drop into are random, consequently more or less can have local short card material and the limited problem of hammering shredding range when rotatory hammering, this will all influence final shredding output efficiency, in addition, current fodder grinder's material sieve also is fixed structure basically, although fixed structure is more stable, when actual shredding, easy appearance stifled hole and the accumulational phenomenon of material, especially when the raw materials moisture content is higher, the probability that appears the stifled hole will be higher.

Disclosure of Invention

In order to solve the above problems, the present invention provides a livestock breeding feed processing apparatus for solving the above-mentioned problems in the background art.

In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: the utility model provides a livestock-raising feed processing equipment, is in including smashing the storehouse, setting crushing mechanism and movable sieve mechanism in smashing the storehouse, be provided with a drum end and No. two drum ends on two relative sides in smashing the storehouse respectively, a drum end and No. two drum ends all outwards bulge and coaxial setting.

The crushing mechanism comprises a main shaft, a guide disc, a crushing assembly and a cam ring; the main shaft is horizontally and rotatably arranged between the first cylinder end and the second cylinder end, one end of the main shaft penetrates through the center shaft of the first cylinder end, and the other end of the main shaft penetrates through the center shaft of the second cylinder end; the middle part of the main shaft is provided with a limiting shaft part, the guide discs are coaxially sleeved on two sides of the limiting shaft part on the main shaft, and the guide discs are fixedly mounted by abutting against the end part of the limiting shaft part; four crushing assemblies are arranged between the two guide discs and are uniformly distributed around the circumference of the central shaft of the main shaft; the crushing assembly comprises a sliding key shaft which is horizontally matched with the two guide discs in a sliding manner, a plurality of hammer sheets are uniformly distributed and fixedly arranged on the sliding key shaft along the axial direction between the two guide discs, a return spring is sleeved on the sliding key shaft, and two ends of the return spring are fixedly connected to one of the guide discs and the hammer sheet adjacent to the guide disc; the cam ring is fixedly arranged on the inner end surface of the end head of the first cylinder, and the spindle penetrates through the cam ring and is coaxially arranged with the cam ring; one ends of the four slide key shafts are held in contact with the concave-convex surface of the cam ring.

The movable sieve mechanism comprises a transmission assembly, a material sieve, vertical guide pillars and a vibrating spring, the transmission assembly is arranged in the end head of the second cylinder, two guide baffle plates are horizontally arranged in the crushing bin, the material sieve is positioned below the crushing mechanism and between the two guide baffle plates, the material sieve is positioned between the end head of the first cylinder and the end head of the second cylinder, one row of the vertical guide pillars are vertically and slidably arranged on the two guide baffle plates in a corresponding mode, the vertical guide pillars are axially and uniformly arranged along the main shaft, the material sieve is horizontally and fixedly installed at the top ends of the two rows of the vertical guide pillars, the vibrating spring is sleeved on the vertical guide pillars, and two ends of the vibrating spring are fixedly connected to the guide baffle plates and the material sieve; when the crushing assembly rotates along with the main shaft, the sliding key shaft which horizontally slides drives the material sieve to vertically reciprocate through the transmission assembly.

Preferably, the transmission assembly comprises a driven ring positioned in the second cylinder end, four horizontal guide columns slidably mounted on the second cylinder end, four matching springs and two pull rods; the main shaft penetrates through the driven ring and is coaxially arranged with the driven ring, and one side end face of the driven ring is at least contacted with shaft ends of two sliding key shafts; the four horizontal guide columns are fixedly connected to one side end face of the driven ring and are uniformly distributed around the circumference of the central axis of the driven ring, the four matching springs are sleeved on the four horizontal guide columns in a one-to-one correspondence mode, two ends of each matching spring are fixedly connected to the end face of the driven ring and the inner end face of the end head of the second cylinder, one end of each pull rod is hinged to the driven ring, the other end of each pull rod is hinged to the material sieve, and the two pull rods penetrate through the end head of the second cylinder and the side wall of the crushing bin.

Preferably, the material sieve comprises a sieve frame and a circular arc sieve sheet; the screen frame comprises two frame plates and two fan-ring side plates, the two frame plates are horizontally and fixedly mounted at the top ends of the two columns of vertical guide pillars in a one-to-one correspondence manner, two ends of the vibrating spring are fixedly connected to the guide baffle and the frame plates, the two fan-ring side plates are oppositely arranged and fixedly connected between the two frame plates, and the arc screen sheet is fixedly connected between the two frame plates and the two fan-ring side plates; one end of each of the two pull rods is hinged to the outer side wall of one of the fan ring side plates.

Preferably, the main shaft is of a hollow tubular structure, and a plurality of fins are uniformly distributed on the limiting shaft part around the circumference of the central shaft.

Preferably, a plurality of crushing cones are correspondingly arranged on two side surfaces of the hammer blade, which are perpendicular to the axial direction of the main shaft.

Preferably, a feeding bin opening is obliquely arranged at a position, close to the top end, of the crushing bin, and an open structure is arranged below the circular arc sieve sheet on the crushing bin.

Preferably, a belt wheel is arranged at one end of the main shaft, which is close to the end head of the first cylinder.

Preferably, the two ends of the sliding key shaft are coaxially and rotatably provided with rotating ball heads.

The technical scheme has the following advantages or beneficial effects: 1. the invention provides a livestock breeding feed processing device, which optimizes and improves a crushing mechanism in the traditional device, so that each hammer sheet in the crushing mechanism is not crushed along a fixed rotating path any more, and can also realize reciprocating linear motion along the axial direction of a rotating shaft, thereby enlarging the hammering and crushing range of each hammer sheet, enhancing the randomness of crushing, avoiding the local material blocking phenomenon and improving the crushing output efficiency of the whole device.

2. The invention provides livestock breeding feed processing equipment, which is characterized in that a material sieve in the traditional equipment is optimally and improved, the communication between a movable sieve mechanism and a crushing mechanism is realized through a transmission assembly, the crushing mechanism is crushed, and meanwhile, the material sieve is in a reciprocating vibration screening state through the transmission of the transmission assembly, so that the crushed raw materials can be rapidly screened, the accumulation of the materials and the hole blockage of a circular arc sieve sheet are avoided, and the normalization of the crushing processing of the equipment is ensured.

Drawings

The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not necessarily drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic perspective view of a livestock breeding feed processing device provided by the invention.

Fig. 2 is a bottom view of a livestock breeding feed processing apparatus provided by the present invention.

Fig. 3 is a cross-sectional view a-a of fig. 2.

Fig. 4 is a schematic perspective view of a partial structure of a livestock breeding feed processing device provided by the invention at a viewing angle.

Fig. 5 is a schematic perspective view of a partial structure of a livestock breeding feed processing device provided by the invention from another view angle.

Fig. 6 is a side view of a partial structure of a livestock breeding feed processing device provided by the invention.

In the figure: 1. a crushing bin; 11. a first cylinder end; 12. a second cylinder end; 13. a guide baffle plate; 14. a feed bin port; 2. a crushing mechanism; 21. a main shaft; 211. a limiting shaft part; 212. a fin; 213. a pulley; 22. a guide disc; 23. a size reduction assembly; 231. a sliding key shaft; 2311. rotating the ball head; 232. a hammer sheet; 2321. a crushing cone; 233. a return spring; 24. a cam ring; 241. a fixing leg; 3. a movable screen mechanism; 31. a transfer assembly; 311. a passive ring; 312. a horizontal guide post; 313. a mating spring; 314. a pull rod; 32. screening materials; 321. a screen frame; 3211. a frame plate; 3212. a fan ring side plate; 3213. a circular arc sieve sheet; 33. a vertical guide post; 331. a vibrating spring.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.

As shown in fig. 1 and 2, a livestock breeding feed processing device comprises a crushing bin 1, a crushing mechanism 2 arranged in the crushing bin 1 and a movable sieve mechanism 3, wherein a first cylinder end 11 and a second cylinder end 12 are respectively arranged on two opposite side surfaces of the crushing bin 1, and the first cylinder end 11 and the second cylinder end 12 are both outwards protruded and coaxially arranged; the position of the crushing bin 1 close to the top end is obliquely provided with a feeding bin opening 14, and the position of the crushing bin 1 below the circular arc sieve piece 3213 is of an open structure.

As shown in fig. 3, 4, 5 and 6, the crushing mechanism 2 includes a main shaft 21, a guide disc 22, a crushing assembly 23 and a cam ring 24; the main shaft 21 is horizontally and rotatably arranged between the first cylinder end 11 and the second cylinder end 12 through a bearing, one end of the main shaft 21 penetrates through the central shaft of the first cylinder end 11, the other end of the main shaft penetrates through the central shaft of the second cylinder end 12, the main shaft 21 is of a hollow tubular structure, a plurality of fins 212 are uniformly distributed on the limiting shaft part 211 around the circumference of the central shaft, a large amount of heat is generated in the crushing bin 1 after the equipment works for a long time, in order to reduce the influence of overheating on the service efficiency and the service life of the equipment, part of the heat can be rapidly transmitted to the main shaft 21 through the fins 212 and is outwards radiated from the cavity of the main shaft 21, and a belt wheel 213 is arranged at one end, close to the first cylinder end 11, of the main shaft 21; a limiting shaft part 211 is arranged in the middle of the main shaft 21, guide discs 22 are coaxially sleeved on the main shaft 21 and positioned on two sides of the limiting shaft part 211, the guide discs 22 are fixedly mounted by being attached to the end part of the limiting shaft part 211, and the limiting shaft part 211 is convenient for mounting the guide discs 22 and realizing axial positioning; four crushing assemblies 23 are arranged between the two guide discs 22, and the four crushing assemblies 23 are uniformly distributed around the circumference of the central shaft of the main shaft 21; the crushing assembly 23 comprises a sliding key shaft 231 in horizontal sliding fit with the two guide discs 22, and two ends of the sliding key shaft 231 are coaxially and rotatably provided with rotating bulbs 2311; three hammer sheets 232 are uniformly distributed and fixedly arranged on the sliding key shaft 231 between the two guide discs 22 along the axial direction, and a plurality of crushing cones 2321 are correspondingly arranged on two side surfaces of the hammer sheets 232, which are perpendicular to the axial direction of the main shaft 21; a return spring 233 is sleeved on the sliding key shaft 231, and two ends of the return spring 233 are welded on one of the guide discs 22 and the hammer sheet 232 adjacent to the guide disc 22; the cam ring 24 is fixedly arranged on the inner end surface of the first cylinder end 11 through four fixing feet 241 uniformly distributed around the circumference of the cam ring, and the spindle 21 penetrates through the cam ring 24 and is arranged coaxially with the cam ring; one ends of the four sliding key shafts 231 are kept in contact with the concave-convex surface of the cam ring 24, and the shaft ends of the sliding key shafts 231 are in rolling contact with the concave-convex surface of the cam ring 24 through the rotating ball head 2311;

it should be noted that the concave-convex surface of the cam ring 24 is composed of two concave surfaces and two convex surfaces, the two concave surfaces and the two convex surfaces are distributed at intervals and smoothly transited, when in operation, under the guidance of the cam ring 24, the four crushing assemblies 23 are always balanced in the axial direction, i.e. no obvious vibration is generated, because the four return springs 233 are all located on the same side in the drawing, the influence of the return springs 233 on the balance is ignored here, in order to improve the balancing effect, the return springs 233 in the two crushing assemblies 23 at opposite positions can be installed on the same side, and the return springs 233 in the other two crushing assemblies 23 at opposite positions can be installed on the other side; in addition, the crushing mechanism 2 in the present apparatus can be driven by an external driving motor, and the belt is sleeved on the belt wheel 213 to realize power transmission.

When the feed is crushed, the crushing mechanism 2 is started, the main shaft 21 is driven to rotate rapidly by an external driving motor, so that the crushing mechanism 2 is in a working state, then, raw materials such as straws and the like for processing the feed are fed from the feed bin port 14, the main shaft 21 drives the four crushing assemblies 23 to rotate synchronously with the main shaft, on one hand, the hammer sheets 232 rotate in the circumferential direction to hammer and crush the raw materials, on the other hand, under the guide of the cam ring 24 and the cooperation of the return spring 233, the four sliding key shafts 231 slide between the two guide discs 22 in a left-right reciprocating manner along the circumferential direction of the main shaft 21, so that the hammer sheets 232 are driven to move linearly in the axial direction, and the crushing cone 2321 also generates a crushing effect on the raw materials; the hammer 232 performs linear motion while rotating in the circumferential direction, so that the randomness of crushing of the raw materials in the crushing bin 1 by the hammer 232 is increased, the crushing efficiency of the equipment is improved, the raw materials can be turned by reciprocating motion in the axial direction, and the local material blocking of the raw materials is avoided.

As shown in fig. 2, 3, 4, 5 and 6, the moving sieve mechanism 3 includes a transfer component 31, a material sieve 32, a vertical guide post 33 and a vibrating spring 331, the transfer component 31 is disposed in the second cylinder end 12, two guide baffles 13 are horizontally disposed in the crushing bin 1, the material sieve 32 is located below the crushing mechanism 2 and between the two guide baffles 13, the material sieve 32 is located between the first cylinder end 11 and the second cylinder end 12, a row of vertical guide posts 33 are vertically and slidably disposed on the two guide baffles 13, the vertical guide posts 33 are axially and uniformly arranged along the main shaft 21, and the vibrating spring 331 is sleeved on the vertical guide posts 33; when the crushing assembly 23 rotates along with the main shaft 21, the sliding key shaft 231 which slides horizontally transfers the animal material sieve 32 to reciprocate vertically through the transfer assembly 31; the transmission assembly 31 comprises a passive ring 311 positioned in the second cylinder end 12, four horizontal guide posts 312 slidably mounted on the second cylinder end 12, four engaging springs 313 and two pull rods 314; the main shaft 21 penetrates through the passive ring 311 and is coaxially arranged with the passive ring, and one side end face of the passive ring 311 is at least contacted with shaft ends of two sliding key shafts 231, specifically, rolling contact is formed between the rotating ball head 2311 and the end face of the passive ring 311; the four horizontal guide posts 312 are welded on the end face of one side of the driven ring 311 and are uniformly distributed around the circumference of the central axis of the driven ring, the four matching springs 313 are sleeved on the four horizontal guide posts 312 in a one-to-one correspondence manner, the two ends of the matching springs 313 are welded on the end face of the driven ring 311 and the inner end face of the second cylinder end 12, and the material sieve 32 comprises a sieve frame 321 and an arc sieve piece 3213; the screen frame 321 includes two frame plates 3211 and two fan-ring side plates 3212, the two frame plates 3211 are horizontally and fixedly mounted on the top ends of the two columns of vertical guide pillars 33 through bolts one to one, two ends of the vibration spring 331 are welded on the guide baffle 13 and the frame plates 3211, the two fan-ring side plates 3212 are oppositely disposed and welded between the two frame plates 3211, and the arc screen pieces 3213 are welded between the two frame plates 3211 and the two fan-ring side plates 3212; one end of each of the two pull rods 314 is hinged on the driven ring 311, the other end is hinged on the outer side wall of one of the sector ring side plates 3212, and the two pull rods 314 penetrate through the second cylinder end 12 and the side wall of the crushing bin 1.

When the feed raw material is crushed by the crushing mechanism 2, the material sieve 32 in the moving sieve mechanism 3 is in a vertical vibration state, specifically, when the four crushing assemblies 23 rotate along with the main shaft 21, the four sliding key shafts 231 are in a reciprocating sliding state, under the action of the elastic force of the matching spring 313, the driven ring 311 makes reciprocating linear motion along the axial direction of the main shaft 21 under the guidance of the four horizontal guide posts 312, when the driven ring 311 is closest to the inner end surface of the second cylinder end 12, the driven ring 311 pulls the whole material sieve 32 to the highest position through the two pull rods 314, when the driven ring 311 is farthest from the inner end surface of the second cylinder end 12, the driven ring 311 pushes the material sieve 32 to the lowest position through the two pull rods 314, so that under the auxiliary support of the two rows of vibrating springs 331, the whole material sieve 32 makes reciprocating vibration in the vertical direction, through the vibration, can realize the screening to the raw materials after smashing fast, avoid piling up of material and to circular arc sieve piece 3213's stifled hole, guaranteed the normalization of equipment shredding.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention and are not described herein.

The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.

Claims

1. The utility model provides a livestock-raising feed processing equipment which characterized in that: the crushing device comprises a crushing bin (1), a crushing mechanism (2) and a movable sieve mechanism (3), wherein the crushing mechanism (2) and the movable sieve mechanism (3) are arranged in the crushing bin (1), a first cylinder end (11) and a second cylinder end (12) are respectively arranged on two opposite side surfaces of the crushing bin (1), and the first cylinder end (11) and the second cylinder end (12) are both outwards protruded and coaxially arranged;

the crushing mechanism (2) comprises a main shaft (21), a guide disc (22), a crushing assembly (23) and a cam ring (24); the main shaft (21) is horizontally and rotatably arranged between the first cylinder end (11) and the second cylinder end (12), one end of the main shaft (21) penetrates through the center shaft of the first cylinder end (11), and the other end of the main shaft penetrates through the center shaft of the second cylinder end (12); a limiting shaft part (211) is arranged in the middle of the main shaft (21), the guide discs (22) are coaxially sleeved on two sides of the limiting shaft part (211) on the main shaft (21), and the guide discs (22) are fixedly mounted by being attached to the end part of the limiting shaft part (211); four crushing assemblies (23) are arranged between the two guide discs (22), and the four crushing assemblies (23) are uniformly distributed around the circumference of the central shaft of the main shaft (21); the smashing assembly (23) comprises a sliding key shaft (231) which is in horizontal sliding fit with the two guide discs (22), a plurality of hammer sheets (232) are uniformly distributed and fixedly arranged on the sliding key shaft (231) along the axial direction between the two guide discs (22), a return spring (233) is sleeved on the sliding key shaft (231), and two ends of the return spring (233) are fixedly connected to one of the guide discs (22) and the hammer sheets (232) adjacent to the guide disc (22); the cam ring (24) is fixedly arranged on the inner end surface of the first cylinder end (11), and the spindle (21) penetrates through the cam ring (24) and is arranged coaxially with the cam ring; one ends of the four sliding key shafts (231) are kept in contact with the concave-convex surface of the cam ring (24);

the movable sieve mechanism (3) comprises a transmission component (31), a material sieve (32), vertical guide pillars (33) and a vibration spring (331), the transmission component (31) is arranged in the second cylinder end (12), two guide baffle plates (13) are horizontally arranged in the crushing bin (1), the material sieve (32) is positioned below the crushing mechanism (2) and between the two guide baffle plates (13), the material sieve (32) is positioned between the first cylinder end (11) and the second cylinder end (12), one row of the vertical guide pillars (33) is vertically arranged on the two guide baffle plates (13) in a sliding manner correspondingly, the vertical guide pillars (33) are axially and uniformly arranged along the main shaft (21), and the material sieve (32) is horizontally and fixedly installed at the top ends of the two rows of the vertical guide pillars (33), the vibration spring (331) is sleeved on the vertical guide post (33), and two ends of the vibration spring (331) are fixedly connected to the guide baffle plate (13) and the material sieve (32); when the crushing assembly (23) rotates along with the main shaft (21), the sliding key shaft (231) which slides horizontally drives the material sieve (32) to reciprocate vertically through the transmission of the transmission assembly (31).

2. The livestock breeding feed processing equipment of claim 1, characterized in that: the transmission assembly (31) comprises a driven ring (311) positioned in the second cylinder end (12), four horizontal guide columns (312) slidably mounted on the second cylinder end (12), four matching springs (313) and two pull rods (314); the main shaft (21) penetrates through the driven ring (311) and is arranged coaxially with the driven ring, and one side end face of the driven ring (311) is in contact with at least shaft ends of two sliding key shafts (231); the four horizontal guide posts (312) are fixedly connected to one side end face of the driven ring (311) and are uniformly distributed around the circumference of the central axis of the driven ring (311), the four matching springs (313) are sleeved on the four horizontal guide posts (312) in a one-to-one correspondence mode, two ends of each matching spring (313) are fixedly connected to the end face of the driven ring (311) and the inner end face of the second cylinder end (12), one end of each pull rod (314) is hinged to the driven ring (311), the other end of each pull rod (314) is hinged to the material sieve (32), and the two pull rods (314) penetrate through the second cylinder end (12) and the side wall of the crushing bin (1).

3. The livestock breeding feed processing equipment of claim 2, characterized in that: the material sieve (32) comprises a sieve frame (321) and an arc sieve sheet (3213); the screen frame (321) comprises two frame plates (3211) and two fan-ring side plates (3212), the two frame plates (3211) are horizontally and fixedly mounted at the top ends of two columns of vertical guide pillars (33) in a one-to-one correspondence manner, two ends of the vibration spring (331) are fixedly connected to the guide baffle (13) and the frame plates (3211), the two fan-ring side plates (3212) are oppositely arranged and fixedly connected between the two frame plates (3211), and the arc screen piece (3213) is fixedly connected between the two frame plates (3211) and the two fan-ring side plates (3212); one end of each of the two pull rods (314) is hinged on the outer side wall of one of the fan ring side plates (3212).

4. The livestock breeding feed processing equipment of claim 1, characterized in that: the main shaft (21) is of a hollow tubular structure, and a plurality of fins (212) are uniformly distributed on the limiting shaft part (211) around the circumference of the central shaft.

5. The livestock breeding feed processing equipment of claim 1, characterized in that: a plurality of crushing cones (2321) are correspondingly arranged on two side surfaces of the hammer sheet (232) which are vertical to the axial direction of the main shaft (21).

6. A livestock breeding feed processing apparatus according to claim 3, characterized in that: the crushing bin (1) is obliquely provided with a feeding bin opening (14) close to the top end, and the crushing bin (1) is arranged below the circular arc sieve sheet (3213) and is of an open structure.

7. The livestock breeding feed processing equipment of claim 1, characterized in that: and a belt wheel (213) is arranged at one end of the main shaft (21) close to the first cylinder end (11).

8. The livestock breeding feed processing equipment of claim 1, characterized in that: and the two ends of the sliding key shaft (231) are coaxially and rotatably provided with rotating ball heads (2311).