CN113647255B - Smashing processing system and method for preparing livestock feed and feed proportioning - Google Patents

Abstract

The invention discloses a crushing processing system, a processing method and a feed proportioning for preparing livestock feed, which comprise a cutting structure and a crushing structure; a material guide channel is communicated with one side of the cutting structure; the middle part of the material guide channel is provided with a crushing structure, and the crushing structure penetrates up and down and protrudes out of the material guide channel; the cutting structure is polymerized and cut on a plurality of straws, the cutting structure upper pushing structure on one side opposite to the material guide channel pushes the cut straws to a position between the cutting structures, the chopping barrel of the cutting structure is annularly sleeved on the straws, the chopping barrel rotates to chop the straws from outside to inside, and the cutting ends of the chopping barrel are mutually separated from the inside to cut the straws. The invention provides a crushing processing system and a processing method for preparing livestock feed and a feed preparation effect of effectively crushing and thinning straws for multiple times.

Description

Smashing processing system and method for preparing livestock feed and feed proportioning

Technical Field

The invention relates to the field of livestock feed production.

Background

In modern society, people have an ever-increasing need for food from livestock animals, and thus, more livestock is required to be fed; in the feeding process, a large amount of feed needs to be consumed, so that the planting of plants needs to be increased, the utilization rate of the plants needs to be improved, and particularly, the plants in the straws contain more nutrient substances, so that the planting and consumption of the plants can be reduced by utilizing the straws as the livestock feed; in the production process of the pig feed, the straws need to be more comprehensively crushed, so that the palatability is improved.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a crushing processing system and a processing method for preparing livestock feed and the effect of crushing and thinning straws for multiple times effectively compared with feed preparation.

The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:

a pulverizing system for preparing livestock feed comprises a cutting structure and a pulverizing structure; a material guide channel is communicated with one side of the cutting structure; the middle part of the material guide channel is provided with a crushing structure, and the crushing structure penetrates through the material guide channel from top to bottom and protrudes out of the material guide channel; the cutting structure is polymerized and cut on a plurality of straws, the pushing structure on the cutting structure on one side opposite to the material guide channel pushes the cut straws to a position between the smashing structures, the smashing barrels of the smashing structures are sleeved on the straws in a ring mode, the smashing barrels rotate to smash the straws from outside to inside, and the cutting ends of the smashing barrels are separated from the inside cutting straws.

Further, the cutting structure comprises a fixed box body; the middle part of the fixed box body is hollow and is provided with a limited space; a material port is formed in the top of the fixed box body; one side edge of the material port protrudes outwards, and one protruding end of the material port bends outwards, extends and expands; one inward side of the material port is correspondingly communicated with the limiting space; the limiting space communicated with the material guide channel is of a rectangular channel type structure, and one end of the limiting space corresponding to the material port is matched with the material port to form a semicircle; a cutting structure is arranged at the position of the material port, and the cutting end of the cutting structure reciprocates along the orifice of the material port and transversely cuts the straw;

the cutting structure comprises a blade and a limiting block; a guide rail is arranged in the top of the fixed box body; limiting blocks are correspondingly arranged in the guide rails; a moving groove is formed in the position fixing box body at the material inlet and the material outlet; the middle part of the top of the moving groove is communicated with the guide rail through a communicating groove; the blades are correspondingly and transversely arranged in the moving grooves; the bottom of the limiting block is fixedly provided with a connecting block; the limiting block is fixed on the blade through a connecting block; and a driving end of the power device at one end of the guide rail drives the limiting block to drive the blade to reciprocate.

Furthermore, the inner wall of the communication groove is provided with a wave-shaped convex edge, and the wave-shaped convex edge extends in a winding manner towards the length direction of the guide rail; a circular convex block is fixedly arranged on the side wall of the connecting block; the circular convex blocks are arranged corresponding to gaps among the wavy convex edges; undulating ribs are fixedly arranged in gaps among the wavy ribs; when the connecting block drives the blade to move, the blade is in vertical fluctuation and transverse reciprocating shaking motion.

Further, the pushing structure comprises a pushing piece; a sliding groove is formed in the middle of the fixed box body; the transverse direction is parallel to the limited space, and the sliding groove is arranged along the inner wall of the limited space; the pushing sheet is correspondingly arranged in the sliding groove; the driving device in one end of the sliding chute, which is far away from the material guide channel, is in driving connection with the pushing sheet; a semicircular clamping groove is formed in one end, facing the material guide channel, of the pushing sheet, and the diameter of the semicircular clamping groove corresponds to the diameter of the material opening; elastic arc strips are symmetrically and fixedly arranged on one end of the semicircular clamping groove corresponding to the material guide channel; the symmetrical elastic arc strips and the semicircular clamping grooves are encircled to form a circle, and the diameter between the symmetrical elastic arc strips is larger than that of the semicircular clamping grooves; the symmetrical elastic arc strip junction is arranged in a gap mode, and the symmetrical elastic arc strip junction end is of a magnetic structure.

Furthermore, the crushing structure comprises a movable cylinder; the movable barrel comprises an upper barrel and a lower barrel; the upper cylinder body and the lower cylinder body are respectively communicated with the material guide channel; the upper barrel and the lower barrel are oppositely arranged in the same axial direction, and the diameter of the upper barrel is smaller than that of the lower barrel; a shredding barrel is arranged in the upper barrel, a shredding rotary disc is arranged in the lower barrel, and the shredding rotary disc is matched with the bottom of the material guide channel; the shredding barrel is used for shredding straws circularly, and the shredding rotary disc is matched with the shredding barrel to shred the straws in the shredding barrel.

Furthermore, a lifting rod is arranged at the top of the upper cylinder body; the top lifting device of the upper barrel is in driving connection with one end of the lifting rod; one end of the chopping barrel corresponding to the top of the upper barrel body is sealed; the other end of the lifting rod is fixed on the closed end of the chopping barrel; when the pushing pieces push the straws to the chopping turntable, the lifting rod drives the chopping barrel to be sleeved on the straws in a downward ring manner;

the chopping barrel comprises a prismatic splicing strip structure; cutting blades are fixedly arranged on the inner wall of the prismatic splicing strip structure; the cutting blades are arranged at intervals along the length direction of the prismatic splicing strip structure; the cutting blades are arranged in a ring mode, and the cutting blades on the inner wall of the adjacent prismatic splicing strip structure are arranged in a staggered mode; the cutting blade is obliquely arranged towards the rotating direction of the prismatic splicing strip structure; the plurality of prismatic splicing strip structures are annularly arranged and spliced at intervals to form a chopping barrel; embedded grooves are formed in the prismatic splicing strip structures on one side, far away from the pushing piece, of the chopping barrel; the embedded groove is internally and correspondingly provided with a shielding rod; the embedded groove inner telescopic device is in driving connection with one embedded end of the shielding rod, and the other end of the shielding rod correspondingly extends out of or retracts into the embedded groove; when the chopping barrel is positioned in the upper barrel body, the plurality of prismatic splicing strip structures form a limiting arc block structure in the material guide channel; the limiting arc block is structurally matched with the pushing piece in a limiting mode; the ring is sleeved on the straw along with downward movement of the chopping barrel, the shielding rod is retracted, and the pushing piece retracts.

Further, a connecting plate is fixedly arranged at the top of the chopping barrel; the lifting rod is fixed on the connecting plate; the side wall of the top of the prismatic splicing strip structure is fixedly provided with stabilizing blocks, the stabilizing blocks are arranged on the prismatic splicing strip structure at intervals, and the top of each stabilizing block protrudes out of the prismatic splicing strip structure; the plurality of stabilizing blocks are fixed at the edge of the bottom surface of the connecting plate; the top of the prismatic splicing strip structure adjacent to the stabilizing block is arranged at a distance from the bottom surface of the connecting plate; the lifting rod drives the prismatic splicing strip structure to rotate through the connecting plate;

a fixed column is fixedly arranged at the bottom of the middle part of the connecting plate; the fixed column is positioned in the top of the shredding barrel; a plurality of telescopic rods are arranged on the side wall of one end of the fixed column, which is far away from the connecting plate, in a surrounding manner; one end of the telescopic rod, far away from the fixed column, is fixed on the inner wall of the prismatic splicing strip structure of the adjacent stabilizing block; the telescopic rod drives a plurality of corresponding prismatic splicing strip structures to move inwards.

Further, the chopping carousel comprises a circular plate; a pushing shaft is arranged in the middle of the bottom of the lower barrel; the power device at the bottom of the lower cylinder body is in driving connection with one end of the ejector shaft; the other end of the ejector shaft is fixed on the circular plate; a baffle ring is fixedly arranged on the inner wall of the top of the lower cylinder body corresponding to the position of the material guide channel; the inner wall of the baffle ring is gradually reduced towards one side of the lower cylinder body; the circular plate is correspondingly and adaptively arranged at the position of the baffle ring; a plurality of material passing grooves are formed in the circular plate in a penetrating manner; a rotary cutter is correspondingly arranged in the material passing groove; when the circular plate is positioned below the baffle ring, the ejector shaft drives the circular plate to rotate, and the rotary cutters crush the straws; and a discharge door is arranged on the side wall of the bottom of the lower cylinder.

Further, the first step: the straw is firstly extruded into the limiting space from the material port, then the cutting structure cuts the straw in sections, and the cut straw is limited between the semicircular clamping grooves and the symmetrical elastic arc strips;

the second step is as follows: the pushing piece pushes the cut straws to a position between the upper barrel and the lower barrel, and the limiting arc block structure blocks the straws; the shredding barrel moves downwards, and when the shredding barrel is sleeved on the top end of the straw in a ring mode, the pushing piece retracts, and the straw is located on the shredding rotary table;

the third step: the prismatic splicing strip structures are cut into the straws layer by layer from outside to inside; and the secondary crushed straw entering the lower cylinder body is respectively sprayed into the lower cylinder body by the crushing and cutting rotary disc.

Has the advantages that: the straw crushing device can crush the straws for multiple times through the crushing structure, so that the crushing degree of the straws can meet the feed production requirement; including but not limited to the following benefits:

1) The straw is sleeved by the circular ring formed by the elastic arc strips and the semicircular clamping grooves, the pushing pieces can prevent the straw from toppling and dispersing in the pushing process, the straw can be bound and held in the material guide channel for pushing, when the straw moves to the position of the chopping barrel, the chopping barrel can surround the straw, the straw is crushed more comprehensively, and the straw is thinned;

2) When garrulous cutting barrel ring entangled the straw, the lifter drove the rotation of arris type concatenation strip structure through the connecting plate, and cutting blade cuts the straw outside and smashes to the telescopic rod drives the arris type concatenation strip structure that corresponds gradually and inwards draws close, and inward arris type concatenation strip structure successive layer cuts the straw and smashes.

Drawings

FIG. 1 is a schematic diagram of a pulverizing system;

FIG. 2 is a sectional view of the crushing structure;

FIG. 3 is a cross-sectional view of a cutting structure;

FIG. 4 is a diagram of a connection block;

FIG. 5 is a push configuration view;

FIG. 6 is a view showing the structure of a shredding barrel;

FIG. 7 is a view showing a structure of a prismatic splicing strip;

FIG. 8 is a view showing the structure of a telescopic rod;

FIG. 9 is a view showing the structure of the shredder disk.

Detailed Description

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

As shown in figures 1-9: a crushing processing system for preparing livestock feed comprises a cutting structure 1 and a crushing structure 2; a material guide channel 3 is communicated with one side of the cutting structure 1; the middle part of the material guide channel 3 is provided with a crushing structure 2, and the crushing structure 2 penetrates up and down and protrudes out of the material guide channel 3; the chopping structure 1 is polymerized and chopped into a plurality of straws, the upper pushing structure 4 of the chopping structure 1 on one side opposite to the material guide channel 3 pushes the chopped straws to the crushing structure 2, the chopping barrel 22 of the crushing structure 2 is sleeved on the straws in a ring mode, the chopping barrel 22 rotates to chop the straws from outside to inside, and the cutting ends of the chopping barrel 22 are separated from the straws to be cut inwards. The straw is through the dissection of cutting the structure earlier, then smashes many times through pushing structure through the propelling movement of guide passageway propelling movement to crushing structure position to the straw after smashing can add production pig feed, improves the utilization of plant itself.

The cutting structure 1 comprises a fixed box body 11; the middle part of the fixed box body 11 is hollow and is provided with a limiting space 111; a material port 112 is formed at the top of the fixed box body 11; the edge of one side of the material port 112 protrudes outwards, and one protruding end of the material port 112 bends outwards, extends and expands; the inward side of the material port 112 is correspondingly communicated with the limiting space 111; the limiting space 111 communicated with the material guide channel 3 is of a rectangular channel type structure, and one end of the limiting space 111 corresponding to the material port 112 is matched with the material port 112 to be semicircular; the cutting structure 12 is arranged at the position of the material port 112, and the cutting end of the cutting structure 12 reciprocates along the hole opening of the material port 112 and transversely cuts the straw; in getting into the restriction space with the straw extrusion through the material mouth, then the cutting structure cuts the segmentation so that the propelling movement of advancing structure to the crushing structure of being convenient for carries out comprehensive smashing to the straw, makes the straw more refine, improves feed production's quality.

The cutting structure 12 comprises a blade 121 and a limiting block 123; a guide rail 122 is arranged in the top of the fixed box body 11; the guide rail 122 is internally and correspondingly provided with a limiting block 123; a moving groove 124 is formed in the fixed box body 11 at the position of the material outlet of the material port 112; the middle part of the top of the moving groove 124 is communicated with the guide rail 122 through a communicating groove 125; the blade 121 is correspondingly and transversely arranged in the moving groove 124; the bottom of the limiting block 123 is fixedly provided with a connecting block 126; the limiting block 123 is fixed on the blade 121 through a connecting block 126; the driving end of the power device at one end of the guide rail 122 drives the limiting block 123 to drive the blade 121 to reciprocate. The power device drives the limiting block to drive the blade to transversely cut the straw, so that the part of the straw in the limiting space can be cut, the pushing structure is convenient to push, and meanwhile, the straw can be comprehensively crushed by the crushing barrel.

The inner wall of the communicating groove 125 is provided with a wave-shaped convex rib 127, and the wave-shaped convex rib 127 extends in a winding way along the length direction of the guide rail 122; a circular bump 128 is fixedly arranged on the side wall of the connecting block 126; the round convex blocks 128 are arranged corresponding to the gaps among the wavy convex ribs 127; the clearance between the wave-shaped convex ridges 127 is fixedly provided with an undulating edge 129; when the connecting block 126 drives the blade 121 to move, the blade 121 vertically undulates and transversely reciprocates in a shaking manner. The blade is at the cutting in-process, and the blade is undulant from top to bottom and is rocked about to cut the straw, can avoid the blade to block, can be better carry out the dissection to the straw.

The pushing structure 4 comprises a pushing piece 41; a sliding groove 113 is formed in the middle of the fixed box body 11; the transverse direction is parallel to the limited space 111, and the sliding groove 113 is arranged along the inner wall of the limited space 111; the pushing sheet 41 is correspondingly arranged in the sliding slot 113; the driving device in one end of the sliding chute 113 far away from the material guide channel 3 is in driving connection with the pushing sheet 41; a semicircular clamping groove 411 is formed in one end, facing the material guide channel 3, of the pushing sheet 41, and the diameter of the semicircular clamping groove 411 corresponds to that of the material opening 112; elastic arc strips 412 are symmetrically and fixedly arranged at one end of the semicircular clamping groove 411 corresponding to the material guide channel 3; the symmetrical elastic arc strips 412 and the semicircular clamping grooves 411 are encircled to form a circle, and the diameters of the symmetrical elastic arc strips 412 are larger than that of the semicircular clamping grooves 411; the symmetrical elastic arc strips 412 are arranged at the junction with gaps, and one ends of the symmetrical elastic arc strips 412 at the junction are of magnetic structures. The straw is entangled to the annuliform that elasticity arc strip and semicircle draw-in groove formed, and the propelling movement piece can avoid the straw to empty at the propelling movement in-process and scatter, can entangle the straw and carry out the propelling movement in the guide passageway with the straw, ensures that the straw moves when garrulous cutting barrel position, and garrulous cutting barrel can encircle the straw, and more comprehensive smashes the straw, makes the straw more refine.

The crushing structure 2 comprises a movable cylinder 21; the movable cylinder 21 comprises an upper cylinder 211 and a lower cylinder 212; the upper cylinder 211 and the lower cylinder 212 are respectively communicated with the material guide channel 3; the upper cylinder 211 and the lower cylinder 212 are arranged in the same axial direction, and the diameter of the upper cylinder 211 is smaller than that of the lower cylinder 212; a chopping barrel 22 is arranged in the upper barrel body 211, a chopping turntable 23 is arranged in the lower barrel body 212, and the chopping turntable 23 is matched with the bottom of the material guide channel 3; the shredding barrel 22 is used for shredding straws circumferentially, and the shredding rotary disc 23 is matched with the shredding barrel 22 to shred the straws. When the pushing piece pushes the straws between the upper barrel and the lower barrel, the straw is sleeved by the movement sleeve of the chopping barrel, and the pushing piece correspondingly retracts to separate the elastic arc strips.

The top of the upper cylinder 211 is provided with a lifting rod 213; the lifting device at the top of the upper cylinder body 211 is in driving connection with one end of a lifting rod 213; one end of the chopping barrel 22 corresponding to the top of the upper barrel body 211 is sealed; the other end of the lifting rod 213 is fixed on the closed end of the chopping barrel 22; when the pushing piece 41 pushes the straw to the position of the chopping turntable 23, the lifting rod 213 drives the chopping barrel 22 to be sleeved on the straw downwards; the cutting knife on the inner wall of the cutting barrel can cut and crush the straws.

The shredding barrel 22 comprises a ribbed splice bar structure 221; a cutting blade 229 is fixedly arranged on the inner wall of the prismatic splicing strip structure 221; the cutting blades 229 are arranged at intervals along the length direction of the prismatic splicing strip structure; a plurality of the cutting blades 229 are arranged in a ring shape, and the cutting blades 229 on the inner wall of the adjacent prismatic splicing strip structure 221 are arranged in a staggered mode; the cutting blades 229 are arranged obliquely to the rotation direction of the prismatic splicing strip structure 221; a plurality of the prismatic splicing strip structures 221 are arranged and spliced at intervals in the circumferential direction to form the chopping barrel 22; the embedded grooves 222 are formed in the edge-shaped splicing strip structures 221 on the side, far away from the pushing piece 41, of the chopping barrel 22; a shielding rod 223 is correspondingly arranged in the embedded groove 222; the telescopic device in the embedded groove 222 is in driving connection with one embedded end of the shielding rod 223, and the other end of the shielding rod 223 correspondingly extends out of or retracts into the embedded groove 222; when the chopping barrel 22 is positioned in the upper barrel body 211, the plurality of prismatic splicing strip structures 221 form limiting arc block structures 224 in the material guide channel 3; the limiting arc block structure 224 is matched with and limited on the pushing piece 41; as the chopper barrel 22 moves down to surround the straw, the shutter lever 223 retracts, and the pusher piece 41 retracts. The pushing piece pushes the straws to move to abut against the limiting arc block structure, then the chopping barrel moves downwards to encircle the straws, when the chopping barrel encircles the upper half part of the straws, the pushing piece returns, the elastic arc strips are pulled to separate from each other, so that the pushing piece can normally return, and the elastic arc strips attract each other to encircle the straws of the next procedure.

The top of the chopping barrel 22 is fixedly provided with a connecting plate 225; the lifting rod 213 is fixed on the connecting plate 225; the side wall of the top of the prismatic splicing strip structure 221 is fixedly provided with stabilizing blocks 226, the stabilizing blocks 226 are arranged on the prismatic splicing strip structure 221 at intervals, and the top of each stabilizing block 226 protrudes out of the prismatic splicing strip structure 221; a plurality of the stabilizing blocks 226 are fixed on the edge of the bottom surface of the connecting plate 225; the top of the prismatic splicing strip structure 221 adjacent to the stabilizing block 226 is arranged at a distance from the bottom surface of the connecting plate 225; the lifting rod 213 drives the prismatic splicing strip structure 221 to rotate through the connecting plate 225; a fixing column 227 is fixedly arranged at the bottom of the middle part of the connecting plate 225; the fixed post 227 is in the top of the chopper drum 22; a plurality of telescopic rods 228 are arranged on the side wall of one end of the fixing column 227 far away from the connecting plate 225 in a surrounding manner; one end of the telescopic rod 228, far away from the fixed column 227, is fixed on the inner wall of the prismatic splicing strip structure 221 of the adjacent stabilizing block 226; the telescopic rod 228 drives the corresponding prismatic splicing strip structures 221 to move inward. The connecting plate drives the corresponding prismatic splicing strip structure to move through the stable blocks at the edges, and drives the corresponding prismatic splicing strip structure to move through the fixed column arranged in the middle of the connecting plate; when garrulous cutting barrel ring entangled the straw, the lifter drove the rotation of arris type concatenation strip structure through the connecting plate, and cutting blade cuts the straw outside and smashes to the telescopic rod drives the arris type concatenation strip structure that corresponds gradually and inwards draws close, and inward arris type concatenation strip structure successive layer cuts the straw and smashes.

The chopping carousel 23 comprises a circular plate 233; the middle part of the bottom of the lower cylinder 212 is provided with a pushing shaft 231; the power device at the bottom of the lower cylinder 212 is in driving connection with one end of the ejection shaft 231; the other end of the ejector shaft 231 is fixed on the circular plate 233; a retaining ring 232 is fixedly arranged on the inner wall of the top of the lower cylinder body 212 corresponding to the position 3 of the material guide channel; the inner wall of the baffle ring 232 gradually decreases towards one side of the lower cylinder body 212; the circular plate 233 is correspondingly and adaptively arranged at the position of the baffle ring 232; a plurality of material passing grooves 234 are formed in the circular plate 233 in a penetrating manner; a rotary cutter 235 is correspondingly arranged in the material passing groove 234; when the circular plate 233 is positioned below the baffle ring 232, the pushing shaft 231 drives the circular plate 233 to rotate, and the plurality of rotary cutters 235 crush the straws; a discharge door is arranged on the side wall of the bottom of the lower cylinder 212. When the chopping in the chopping barrel is finished, the circular plate moves downwards to be slightly lower than the baffle ring, the ejector shaft drives the circular plate to rotate, the rotary cutter on the circular plate continuously cuts and crushes the straws, and the cut straws fall into the lower cylinder of the stirring barrel from the periphery of the circular plate and are then discharged.

The first step is as follows: the straws are firstly extruded into the limiting space 111 from the material inlet 112, then the cutting structure 12 cuts the straws in sections, and the cut straws are limited between the semicircular clamping grooves 411 and the symmetrical elastic arc strips 412; the push piece binds the straw and is convenient to push the straw to the crushing structure for crushing.

The second step: the pushing piece 41 pushes the cut straws to a position between the upper barrel 211 and the lower barrel 212, and the limiting arc block structure 224 blocks the straws; the chopping barrel 22 moves downwards, and when the chopping barrel 22 is sleeved on the top end of the straw, the pushing piece 41 retracts, and the straw is positioned on the chopping turntable 23; the shredding barrel gradually cuts and shreds the straws from outside to inside, so that the straws can be comprehensively shredded.

The third step: the prismatic splicing strip structures 221 are cut into the straws layer by layer from outside to inside; the chopping rotary disc 23 enters the lower cylinder 212 to secondarily chop and scatter the straws in the lower cylinder 212; the crushing degree of the straws can be improved through the secondary crushing of the crushing and cutting rotary disc. The crushed straws are fermented and then added into a mixer to be stirred and mixed with other feed ingredients, and finally the feed which meets the requirements of livestock is produced, so that the utilization of plants is improved, and the requirements of livestock nutrition are met.

Proportioning of the livestock feed: corn flour, bean cake, wheat bran, bone meal, straw (no more than 20%), growth liquid and water.

In view of the foregoing disclosure of the preferred embodiments of the present invention, it will be apparent to those skilled in the art from this disclosure that various modifications and adaptations to the embodiments described herein may be made without departing from the principles of the invention and are intended to be within the scope of the invention.

Claims (7)

1. A crushing system of processing of domestic animal feed preparation which characterized in that: comprises a cutting structure (1) and a crushing structure (2); one side of the cutting structure (1) is communicated with a material guide channel (3); the middle part of the material guide channel (3) is provided with a crushing structure (2), and the crushing structure (2) penetrates up and down and protrudes out of the material guide channel (3); the cutting structure (1) is polymerized and cut on a plurality of straws, the pushing structure (4) on the cutting structure (1) on the side opposite to the material guide channel (3) pushes the cut straws to the position between the crushing structures (2), the chopping barrel (22) of the crushing structures (2) is sleeved on the straws in a loop, the chopping barrel (22) rotates to chop the straws from outside to inside, and the cutting ends of the chopping barrel (22) are separated from each other and cut the straws inwards;

the cutting structure (1) comprises a fixed box body (11); the middle part of the fixed box body (11) is hollow and is provided with a limiting space (111); a material port (112) is formed in the top of the fixed box body (11); the edge of one side of the material port (112) protrudes outwards, and one protruding end of the material port (112) bends outwards, extends and expands; the inward side of the material port (112) is correspondingly communicated with the limiting space (111); the limiting space (111) communicated with the material guide channel (3) is of a rectangular channel type structure, and one end of the limiting space (111) corresponding to the material port (112) is matched with the material port (112) to be semicircular; a cutting structure (12) is arranged at the position of the material port (112), and the cutting end of the cutting structure (12) reciprocates along the hole opening of the material port (112) and transversely cuts the straw;

the cutting structure (12) comprises a blade (121) and a limiting block (123); a guide rail (122) is arranged in the top of the fixed box body (11); a limiting block (123) is correspondingly arranged in the guide rail (122); a moving groove (124) is formed in the fixed box body (11) at the position of the material outlet of the material inlet (112); the middle part of the top of the moving groove (124) is communicated with the guide rail (122) through a communicating groove (125); the blade (121) is correspondingly and transversely arranged in the moving groove (124); the bottom of the limiting block (123) is fixedly provided with a connecting block (126); the limiting block (123) is fixed on the blade (121) through a connecting block (126); a driving end of a power device at one end of the guide rail (122) drives a limiting block (123) to drive the blade (121) to move in a reciprocating manner;

the inner wall of the communication groove (125) is provided with a wavy convex rib (127), and the wavy convex rib (127) extends in a winding way along the length direction of the guide rail (122); a circular bump (128) is fixedly arranged on the side wall of the connecting block (126); the round convex blocks (128) are arranged corresponding to the gaps among the wavy convex ribs (127); an undulating edge (129) is fixedly arranged in a gap between the wave-shaped convex edges (127); when the connecting block (126) drives the blade (121) to move, the blade (121) vertically fluctuates and transversely reciprocates to shake.

2. A crushing processing system for livestock feed preparation according to claim 1, characterized in that: the pushing structure (4) comprises a pushing piece (41); a sliding groove (113) is formed in the middle of the fixed box body (11); the transverse direction is parallel to the limited space (111), and the sliding groove (113) is arranged along the inner wall of the limited space (111); the pushing piece (41) is correspondingly arranged in the sliding groove (113); an inner driving device at one end of the sliding chute (113) far away from the material guide channel (3) is in driving connection with the pushing sheet (41); a semicircular clamping groove (411) is formed in one end, facing the material guide channel (3), of the pushing sheet (41), and the diameter of the semicircular clamping groove (411) corresponds to that of the material opening (112); elastic arc strips (412) are symmetrically and fixedly arranged at one end of the semicircular clamping groove (411) corresponding to the material guide channel (3); the symmetrical elastic arc strips (412) and the semicircular clamping grooves (411) are encircled to form a circle, and the diameter between the symmetrical elastic arc strips (412) is larger than that of the semicircular clamping grooves (411); the symmetrical elastic arc strips (412) are arranged at the junction in a clearance mode, and one ends of the symmetrical elastic arc strips (412) at the junction are of magnetic structures.

3. A crushing processing system for livestock feed preparation according to claim 2, characterized in that: the crushing structure (2) comprises a movable cylinder body (21); the movable cylinder (21) comprises an upper cylinder (211) and a lower cylinder (212); the upper cylinder body (211) and the lower cylinder body (212) are respectively communicated with the material guide channel (3); the upper cylinder body (211) and the lower cylinder body (212) are arranged in the same axial direction in a right-to-right mode, and the diameter of the upper cylinder body (211) is smaller than that of the lower cylinder body (212); a chopping barrel (22) is arranged in the upper barrel body (211), a chopping turntable (23) is arranged in the lower barrel body (212), and the chopping turntable (23) is matched with the bottom of the material guide channel (3); the chopping barrel (22) is used for chopping straws in the circumferential direction, and the chopping turntable (23) is used for chopping the straws in the chopping barrel (22) in a matching manner.

4. A pulverization processing system for livestock feed preparation according to claim 3, characterized in that: the top of the upper cylinder body (211) is provided with a lifting rod (213); the top lifting device of the upper cylinder (211) is in driving connection with one end of a lifting rod (213); one end of the chopping barrel (22) corresponding to the top of the upper barrel body (211) is sealed; the other end of the lifting rod (213) is fixed on the closed end of the chopping barrel (22); when the pushing piece (41) pushes the straws to the position of the chopping turntable (23), the lifting rod (213) drives the chopping barrel (22) to be sleeved on the straws in a downward ring;

the shredding barrel (22) comprises a prismatic spliced strip structure (221); a cutting blade (229) is fixedly arranged on the inner wall of the prismatic splicing strip structure (221); the cutting blades (229) are arranged at intervals along the length direction of the prismatic splicing strip structure (221); a plurality of cutting blades (229) are arranged in a ring shape, and the cutting blades (229) on the inner wall of the adjacent prismatic splicing strip structure (221) are arranged in a staggered mode; the cutting blade (229) is obliquely arranged towards the rotating direction of the prismatic splicing strip structure (221); the plurality of prismatic splicing strip structures (221) are arranged and spliced at intervals in the circumferential direction to form a chopping barrel (22); embedded grooves (222) are formed in the prismatic splicing strip structures (221) on one side, far away from the pushing piece (41), of the chopping barrel (22); a shielding rod (223) is correspondingly arranged in the embedded groove (222); the telescopic device in the embedded groove (222) is in drive connection with one embedded end of the shielding rod (223), and the other end of the shielding rod (223) correspondingly extends out of or retracts into the embedded groove (222); when the chopping barrel (22) is positioned in the upper barrel body (211), the plurality of prismatic splicing strip structures (221) form a limiting arc block structure (224) in the material guide channel (3); the limiting arc block structure (224) is matched with and limited on the pushing piece (41); when the chopping barrel (22) moves downwards to surround the straw, the shielding rod (223) is retracted, and the pushing piece (41) retracts.

5. A crushing processing system for livestock feed preparation according to claim 4, characterized in that: the top of the chopping barrel (22) is fixedly provided with a connecting plate (225); the lifting rod (213) is fixed on the connecting plate (225); the side wall of the top of the prismatic splicing strip structure (221) is fixedly provided with stabilizing blocks (226), the stabilizing blocks (226) are arranged on the prismatic splicing strip structure (221) at intervals, and the top of each stabilizing block (226) protrudes out of the prismatic splicing strip structure (221); a plurality of the stabilizing blocks (226) are fixed on the edge of the bottom surface of the connecting plate (225); the top of the prismatic splicing strip structure (221) adjacent to the stabilizing block (226) is arranged at a distance from the bottom surface of the connecting plate (225); the lifting rod (213) drives the prismatic splicing strip structure (221) to rotate through the connecting plate (225);

a fixing column (227) is fixedly arranged at the bottom of the middle part of the connecting plate (225); the fixed column (227) is in the top of the shredding barrel (22); a plurality of telescopic rods (228) are arranged on the side wall of one end, far away from the connecting plate (225), of the fixing column (227) in a surrounding manner; one end of the telescopic rod (228) far away from the fixed column (227) is fixed on the inner wall of the prismatic splicing strip structure (221) of the adjacent stabilizing block (226); the telescopic rod (228) drives a plurality of corresponding prismatic splicing strip structures (221) to move inwards.

6. A crushing processing system for livestock feed preparation according to claim 5, characterized in that: the chopping carousel (23) comprises a circular plate (233); the middle part of the bottom of the lower cylinder (212) is provided with a pushing shaft (231); the power device at the bottom of the lower barrel (212) is in driving connection with one end of the ejector shaft (231); the other end of the top pushing shaft (231) is fixed on the circular plate (233); a baffle ring (232) is fixedly arranged on the inner wall of the top of the lower cylinder (212) corresponding to the position of the material guide channel (3); the inner wall of the baffle ring (232) gradually decreases towards one side of the lower cylinder body (212); the circular plate (233) is correspondingly and adaptively arranged at the position of the baffle ring (232); a plurality of material passing grooves (234) are formed in the circular plate (233) in a penetrating manner; a rotary cutter (235) is correspondingly arranged in the material passing groove (234); when the circular plate (233) is positioned below the baffle ring (232), the ejector shaft (231) drives the circular plate (233) to rotate, and the rotary cutters (235) shred the straws; and a discharge door is arranged on the side wall of the bottom of the lower cylinder (212).

7. The processing method of the pulverizing processing system for livestock feed preparation according to claim 6, characterized in that the first step: the straws are firstly squeezed into the limiting space (111) from the material port (112), then the cutting structure (12) cuts the straws in sections, and the cut straws are limited between the semicircular clamping grooves (411) and the symmetrical elastic arc strips (412);

the second step is as follows: the pushing piece (41) pushes the cut straws to a position between the upper barrel body (211) and the lower barrel body (212), and the limiting arc block structure (224) blocks the straws; the chopping barrel (22) moves downwards, and when the chopping barrel (22) is sleeved on the top end of the straw, the pushing piece (41) retracts, and the straw is positioned on the chopping turntable (23);

the third step: the prismatic splicing strip structures (221) are cut into the straws layer by layer from outside to inside; and the chopping turntable (23) enters the lower barrel body (212) to secondarily chop and scatter the straws in the lower barrel body (212).

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