CN220879559U

CN220879559U - Fodder screening plant that livestock feed processing was used

Info

Publication number: CN220879559U
Application number: CN202322779686.6U
Authority: CN
Inventors: 余磊; 周立慧
Original assignee: Zhoushan Agricultural Product Quality And Safety Management Center
Current assignee: Zhoushan Agricultural Product Quality And Safety Management Center
Priority date: 2023-10-17
Filing date: 2023-10-17
Publication date: 2024-05-03
Anticipated expiration: 2033-10-17

Abstract

The utility model relates to the technical field of feed screening, in particular to a feed screening device for livestock feed processing, which comprises an upright post, a rotating assembly, a screen plate, a blanking assembly and a material receiving assembly, wherein the rotating assembly is arranged at the upper end of the upright post, the screen plate is detachably arranged on the rotating assembly, a plurality of screen plates can be simultaneously installed on the rotating assembly, the screen plates are obliquely arranged, the material receiving assembly is arranged below the screen plates, the blanking assembly is arranged above the screen plates, a vibrating assembly is further arranged on the upright post, and the vibrating assembly can vibrate the screen plates. Through setting up rotating assembly, can install a plurality of sieves on the rotating assembly, just so can be at the during operation direct mount new sieve, then remove the working position with new sieve through rotating, and during ordinary use, do not install new sieve, whole device's area is less.

Description

Fodder screening plant that livestock feed processing was used

Technical Field

The utility model relates to the technical field of feed screening, in particular to a feed screening device for livestock feed processing.

Background

Most of the feed screening equipment in the processing plant screens feed through the screen cloth, but generally only one group of screen cloth is arranged, when the collecting box is fully collected and needs to be replaced, or the screen cloth needs to be replaced and maintained, the equipment is stopped, the production speed of the equipment is further reduced, and therefore the influence on the production efficiency is reduced under the condition of replacing the screen cloth.

Chinese patent CN218591086U discloses an alternating animal feed screening equipment, including work box and stop gear, fixedly connected with fixed plate on the inner wall of work box, set up the cavity in the fixed plate, set up flutedly on the inner wall of cavity, fixedly connected with gear motor in the recess, gear motor's output fixedly connected with worm, the meshing is connected with the worm wheel on the worm, the center department level of worm wheel is fixed to alternate has the horizontal pole, the both ends of horizontal pole all run through the cavity and fixedly connected with cam, symmetry fixedly connected with two mounting panels on the lateral wall of fixed plate, every all rotate on the lateral wall of mounting panel and be connected with the sieve, symmetry fixedly connected with two collecting boxes and two bin on the inner wall of work box, the inner wall rotation of work box is connected with the passage, the upper end fixedly connected with funnel of passage.

Above-mentioned patent is through setting up two sets of collecting boxes and bin and two sieve that correspond, just so can pivoted guide pipe carry out the use sieve in turn to reduce the influence to production efficiency under the condition of changing the sieve, but in the in-process of using, because two collecting boxes and two bin all occupy certain area, so the area of occupation of equipment is great, and during operation only uses half collecting box and bin, thereby has wasted a large amount of area.

Disclosure of utility model

Based on this, it is necessary to provide a fodder screening plant that livestock feed processing was used to the prior art problem, through setting up rotating assembly, can install a plurality of screen plates on the rotating assembly, just so can be at the during operation direct mount new screen plate, then remove new screen plate to working position through rotating, and during ordinary use, do not install new screen plate, whole device's area is less.

In order to solve the problems in the prior art, the utility model provides a feed screening device for livestock feed processing, which comprises an upright post, a rotating assembly, a screen plate, a blanking assembly and a receiving assembly, wherein the rotating assembly is arranged at the upper end of the upright post, the screen plate is detachably arranged on the rotating assembly, a plurality of screen plates can be simultaneously installed on the rotating assembly, the screen plates are obliquely arranged, the receiving assembly is arranged below the screen plates, the blanking assembly is arranged above the screen plates, a vibrating assembly is further arranged on the upright post, and the vibrating assembly can vibrate the screen plates.

Preferably, the rotating assembly comprises a rotating table and a rotating motor, the rotating table is arranged at the upper end of the upright post, a circle of rotating block is annularly arranged at the lower end of the rotating table, a rotating groove matched with the rotating block is formed in the upper end of the upright post, a rotating cavity is formed in the center of the rotating table in a penetrating mode, the rotating motor is arranged in the rotating cavity, one end, close to the upright post, of the rotating motor is arranged on the upright post, a circle of rotating rack is arranged on the inner wall of the rotating cavity, a rotating gear meshed with the rotating rack is sleeved at the output end of the rotating motor, and the sieve plate is arranged on the outer side of the rotating table.

Preferably, the rotating cavity is internally provided with a locking air cylinder, the locking air cylinder is arranged on the upright post, the output end of the locking air cylinder is provided with a locking plate, the locking plate can be abutted with the lower end face of the rotating gear, the upper end of the upright post is further provided with a limiting rod, and the limiting rod penetrates through the locking plate.

Preferably, the outside of rotating the platform is provided with the several mount table, transversely link up on the mount table and be provided with the mounting groove, the one end of mounting groove is provided with the baffle, and the mounting groove can be removed be provided with the connecting block, and the one end that the baffle was kept away from to the mounting groove is provided with the fixed block, the fixed block passes through the bolt mounting on the mounting groove, and the fixed block can with the connecting block butt, the connecting block is kept away from the one end of mount table and is rotated from top to bottom and be provided with the sieve.

Preferably, the connecting block is kept away from the horizontal both sides of one end of mount table and is provided with first installation piece and second installation piece respectively, be provided with the first connecting hole and the second connecting hole of equidimension respectively on first installation piece and the second installation piece, the one end that the second installation piece was kept away from to first connecting hole is provided with the recess, still together is provided with a connecting rod in first connecting hole and the second connecting hole, the one end of connecting rod is provided with the lug with recess matched with, still is provided with locking component on the second installation piece, the one end that the sieve is close to the connecting block is provided with the rotation hole, the rotation hole cover is established on the connecting rod.

Preferably, the locking component includes the vertical lifting support that sets up on the second installation piece, the center department of lifting support upper end link up and is provided with a lifter, the one end that the lifter was towards the second installation piece is provided with the lifter, the lifter link up in the second installation piece stretches into the second connecting hole, the outside of connecting rod is provided with round and lifter matched with spacing groove, still overlaps on the lifter and is equipped with reset spring, reset spring's both ends butt lifter and lifting support respectively.

Preferably, the material collecting assembly comprises a first collecting box and a second collecting box, wherein the first collecting box and the second collecting box are internally provided with blanking inclined planes, the lowest ends of the blanking inclined planes are respectively provided with an opening door, and bolts are respectively arranged outside the opening doors.

Preferably, the unloading subassembly includes unloading funnel and receiving plate, the unloading funnel sets up the top at the sieve, receiving plate sets up between unloading funnel and sieve, and receiving plate slope sets up, and receiving plate's upper end is provided with the several feed divider towards the fan-shaped range of the extreme down, and receiving plate removes all three terminal all to be provided with first fender piece towards the upper end of extreme down, be provided with the second fender piece along the both sides of sieve material direction of movement on the sieve.

Compared with the prior art, the application has the beneficial effects that:

1. According to the application, the rotating assembly is arranged, a plurality of screen plates can be installed on the rotating assembly, so that a new screen plate can be directly installed during working, then the new screen plate is moved to the working position through rotation, the whole process is stopped for a short period of time, the working efficiency is not affected too much, and in addition, the new screen plate is not installed during normal use, and the occupied area of the whole device is small.

Drawings

Fig. 1 is a schematic perspective view of a feed screening apparatus for livestock feed processing.

Fig. 2 is a front view of a dust removing cloth of a feed screening device for livestock feed processing.

Fig. 3 is a partial cross-sectional view of a rotating assembly of a feed screening device for livestock feed processing.

Fig. 4 is an exploded view of a rotating assembly of a feed screening device for livestock feed processing.

Fig. 5 is a partial enlarged view at a in fig. 4.

Fig. 6 is a partial enlarged view at B in fig. 4.

Fig. 7 is a schematic perspective view of a screen panel of a feed screening apparatus for livestock feed processing.

Fig. 8 is a cross-sectional view of a first collection bin of a feed screening device for livestock feed processing.

Fig. 9 is a schematic perspective view of a receiving plate of a feed screening device for livestock feed processing.

The reference numerals in the figures are: 1-stand columns; 11-a vibration assembly; 12-a rotating groove; 2-a rotating assembly; 21-a rotating table; 211-a rotation chamber; 2111-turning racks; 212-rotating the block; 22-a rotating motor; 221-rotating a gear; 23-locking a cylinder; 231-locking plate; 232-a limit rod; 24-mounting table; 241-mounting groove; 2411 a baffle; 242-fixing blocks; 25-connecting blocks; 251-first mounting block; 2511—first connection holes; 2512-grooves; 252-a second mounting block; 2521-a second connection hole; 253—a connecting rod; 2531-bump; 2532-a limit groove; 26-a locking member; 261-lifting block; 262-lifting support; 263-lifting rod; 264-a return spring; 3-sieve plates; 31-a rotation hole; 32-a second baffle block; 4-a material receiving assembly; 41-a first collection tank; 411-blanking inclined plane; 412-opening the door; 413-a plug; 42-a second collection tank; 5-blanking components; 51-a blanking funnel; 52-a receiving plate; 521-a first baffle block; 522-a material separating plate; 53-blanking support; 54-dust cloth.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

Referring to fig. 1 and 2, a fodder screening plant that livestock feed processing was used, including stand 1, rotating assembly 2, sieve 3, unloading subassembly 5 and receipts material subassembly 4, rotating assembly 2 sets up the upper end at stand 1, the detachable setting of sieve 3 is on rotating assembly 2, can install a plurality of sieves 3 simultaneously on the rotating assembly 2, and the slope of sieve 3 sets up, receive material subassembly 4 setting in the below of sieve 3, unloading subassembly 5 sets up in the top of sieve 3, still is provided with vibration subassembly 11 on the stand 1, vibration subassembly 11 can vibrate sieve 3.

The concrete operating condition, when normally beginning to work, the fodder on the unloading subassembly 5 comes on the sieve 3 this moment, and the sieve 3 begins to sieve the material to under the vibration of vibration subassembly 11, the sieve 3 can not easily block the fodder, and the fodder is classified through the sieve 3, then falls into to material collecting assembly 4 departments, thereby accomplishes fodder screening.

When the screen plate 3 is damaged or blocked seriously, the screen plate 3 needs to be replaced at the moment, the screen plate 3 needing to be replaced is installed on the rotating assembly 2, then the rotating assembly 2 starts to rotate, the screen plate 3 seriously blocked or damaged is moved out of the original position until the newly replaced screen plate 3 returns to the original position where the old screen plate 3 is located, so that the replacement of the new screen plate 3 is completed, the installation of the new screen plate 3 can be completed during screening, the new screen plate 3 can be completed by only rotating, the downtime is short, and the working efficiency is not influenced excessively.

Through setting up rotating assembly 2, can install a plurality of screen plates 3 on the rotating assembly 2, just so can be at the new screen plate 3 of during operation direct mount, then remove the operating position with new screen plate 3 through rotating, whole process only need shut down a short period of time, can not too much influence work efficiency to during ordinary use, not install new screen plate 3, whole device's area is less.

Referring to fig. 2 and 3, the rotating assembly 2 includes a rotating table 21 and a rotating motor 22, the rotating table 21 is disposed at an upper end of the upright 1, a circle of rotating blocks 212 are annularly disposed at a lower end of the rotating table 21, a rotating groove 12 matched with the rotating blocks 212 is disposed at an upper end of the upright 1, a rotating cavity 211 is disposed through a center of the rotating table 21, the rotating motor 22 is disposed in the rotating cavity 211, one end, close to the upright 1, of the rotating motor 22 is disposed on the upright 1, a circle of rotating racks 2111 are disposed on an inner wall of the rotating cavity 211, a rotating gear 221 meshed with the rotating racks 2111 is sleeved at an output end of the rotating motor 22, and the screen plate 3 is disposed outside the rotating table 21.

When the screen plate 3 needs to be rotated, the rotating motor 22 starts to rotate at this time, the rotating gear 221 on the output end of the rotating motor 22 is meshed with the rotating rack 2111, so that the rotating gear 221 rotates to drive the rotating rack 2111 to rotate, the annular rotating block 212 on the rotating table 21 is matched with the rotating groove 12 on the upright post 1, the rotating table 21 rotates along the rotating groove 12, and the screen plate 3 on the outer side of the rotating table 21 is also driven to rotate, and replacement of the screen plate 3 is completed.

Referring to fig. 3, a locking cylinder 23 is further disposed in the rotation cavity 211, the locking cylinder 23 is disposed on the upright 1, a locking plate 231 is disposed at an output end of the locking cylinder 23, the locking plate 231 can be abutted against a lower end face of the rotation gear 221, a limit rod 232 is further disposed at an upper end of the upright 1, and the limit rod 232 penetrates through the locking plate 231.

After the screen plate 3 is moved, the rotating table 21 cannot move any more, so that the rotating table 21 is required to be locked, the locking cylinder 23 is started at this time, the locking plate 231 on the locking cylinder 23 moves towards the rotating gear 221 until the locking plate 231 abuts against the lower end face of the rotating gear 221, a friction pad can be arranged at one end of the locking plate 231 abutting against the rotating gear 221, friction force is improved, the locking plate 231 locks the rotating gear 221, the rotating table 21 cannot move easily, and the setting of the limiting rod 232 ensures that the locking plate 231 can move stably up and down.

Referring to fig. 2 and 4, a plurality of mounting tables 24 are arranged on the outer side of the rotating table 21, mounting grooves 241 are transversely formed in the mounting tables 24 in a penetrating manner, a baffle plate 2411 is arranged at one end of each mounting groove 241, a connecting block 25 is movably arranged in each mounting groove 241, a fixing block 242 is arranged at one end, far away from the baffle plate 2411, of each mounting groove 241, the fixing blocks 242 are mounted on the mounting grooves 241 through bolts, the fixing blocks 242 can be abutted against the connecting blocks 25, and a screen plate 3 is arranged at one end, far away from the mounting tables 24, of each connecting block 25 in a vertical rotating manner.

When needs installation sieve 3, place connecting block 25 in mount table 24 through mounting groove 241 this moment, when connecting block 25 and baffle 2411 butt, representative connecting block 25 has moved to the position that can fix, install fixed block 242 through the bolt this moment, the both ends of connecting block 25 are covered to fixed block 242 and baffle 2411, thereby connecting block 25 is restricted in mounting groove 241, the rotation of sieve 3 sets up on connecting block 25, the vibration subassembly 11 of being convenient for carries out the vibration sieve material, and the rotation of sieve 3 towards ground can reduce the area of sieve 3.

Referring to fig. 4 to 7, the two lateral sides of one end of the connecting block 25 far from the mounting table 24 are respectively provided with a first mounting block 251 and a second mounting block 252, the first mounting block 251 and the second mounting block 252 are respectively provided with a first connecting hole 2511 and a second connecting hole 2521 with the same size, one end of the first connecting hole 2511 far away from the second mounting block 252 is provided with a groove 2512, the first connecting hole 2511 and the second connecting hole 2521 are also provided with a connecting rod 253, one end of the connecting rod 253 is provided with a protruding block 2531 matched with the groove 2512, the second mounting block 252 is also provided with a locking member 26, one end of the screen plate 3 close to the connecting block 25 is provided with a rotating hole 31, and the rotating hole 31 is sleeved on the connecting rod 253.

When the screen plate 3 is required to be installed, the rotating hole 31 on the screen plate 3 is placed between the first mounting block 251 and the second mounting block 252, then the connecting rod 253 sequentially penetrates through the first connecting hole 2511, the rotating hole 31 and the second connecting hole 2521, and the protruding block 2531 on the connecting rod 253 is matched with the groove 2512 on the first connecting hole 2511, so that the connecting rod 253 is clamped at the groove 2512 and cannot move continuously, the locking member 26 on the second mounting block 252 is used, the locking member 26 locks the connecting rod 253, locking of the connecting rod 253 is finally completed, and the screen plate 3 can only rotate up and down due to the fixing of the connecting rod 253.

Referring to fig. 4 and 6, the locking member 26 includes a lifting bracket 262 vertically disposed on the second mounting block 252, a lifting rod 263 is disposed through a center of an upper end of the lifting bracket 262, a lifting block 261 is disposed at one end of the lifting rod 263 facing the second mounting block 252, the lifting block 261 penetrates through the second mounting block 252 and extends into the second connection hole 2521, a circle of limiting groove 2532 matched with the lifting block 261 is disposed on an outer side of the connecting rod 253, a return spring 264 is further sleeved on the lifting rod 263, and two ends of the return spring 264 respectively abut against the lifting block 261 and the lifting bracket 262.

The spacing groove 2532 is set up in the one end distance department from the terminal end of connecting rod 253, when installing connecting rod 253, with lifter 263 drive lifter 261 to move towards the one side that keeps away from second installation piece 252, just so connecting rod 253 can be placed in first connecting hole 2511 and second connecting hole 2521, when lug 2531 and recess 2512 on the connecting rod 253 cooperate, put down lifter 263 this moment, under reset spring 264's effect, lifter 261 moves towards one side of second installation piece 252, until in moving second connecting hole 2521, until lifter 261 joint is in spacing groove 2532, at this moment connecting rod 253 installs completely, and lifter 261 does not link up second installation piece 252 completely, so do not worry that it breaks away from lifting bracket 262 department, the installation of connecting rod 253 is simple and firm, improve the installation effectiveness of screen plate 3.

When the screen plate 3 needs to be replaced, the connecting rod 253 is used for replacing, and the connecting part is easy to break, so that when the connecting block 25 is damaged, the connecting block 25 can be replaced independently, and the connecting rod 253 and the screen plate 3 can be replaced independently, so that when the different positions are damaged, the loss of resources is reduced.

Referring to fig. 2 and 8, the collecting assembly 4 includes a first collecting box 41 and a second collecting box 42, a discharging inclined plane 411 is disposed in each of the first collecting box 41 and the second collecting box 42, an opening door 412 is disposed at the lowest end of the discharging inclined plane 411, and a latch 413 is disposed outside the opening door 412.

The first collecting box 41 and the second collecting box 42 collect the feeds with different sizes of particles respectively, when the feeds in the first collecting box 41 and the second collecting box 42 are collected enough, the feeds need to be taken out, the bolt 413 is opened and the door 412 is opened, so that the feeds can directly leak from the door 412 without stopping sieving, after the feeds are taken out enough, the door 412 and the bolt 413 are closed, a conveyor belt can be arranged outside the door 412, the collected feeds directly enter the conveyor belt along the discharging inclined plane 411, and then the feeds respectively move to the collecting positions.

Referring to fig. 1, 2 and 9, the blanking assembly 5 includes a blanking funnel 51 and a receiving plate 52, the blanking funnel 51 is disposed above the screen plate 3, the receiving plate 52 is disposed between the blanking funnel 51 and the screen plate 3, the receiving plate 52 is obliquely disposed, a plurality of separating plates 522 are disposed toward a fan-shaped arrangement of a lowest end at an upper end of the receiving plate 52, first blocking blocks 512 are disposed toward an upper end at all three ends except the lowest end of the receiving plate 52, and second blocking blocks 32 are disposed on two sides of the screen plate 3 along a moving direction of the screen material.

When the feed starts to be discharged, the feed leaks from the feed hopper 51, the feed leaked from the feed hopper 51 moves to the higher end of the receiving plate 52, at this time, the feed starts to move towards the lowest end of the receiving plate 52 along the angle of the receiving plate 52, when the feed moves to the lowest end of the receiving plate 52, the feed is dispersed by the separating plate 522, so that when the feed falls from the separating plate 522, a larger dispersing area is displayed on the screen plate 3, the screen plate 3 can be more uniform when the screen plate 3 is screened, the feed leakage is prevented by the first blocking block 521 and the second blocking block 32, the feed hopper 51 is installed by the feed bracket 53, and dust blocking cloths 54 for shielding the screen plate 3 are arranged on two sides of the feed bracket 53, so that the dust for screening the feed is prevented from dispersing.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.

Claims

1. The utility model provides a fodder screening plant that livestock feed processing was used, its characterized in that includes stand (1), rotating assembly (2), sieve (3), unloading subassembly (5) and receipts material subassembly (4), rotating assembly (2) set up the upper end at stand (1), sieve (3) detachable sets up on rotating assembly (2), can install a plurality of sieves (3) on rotating assembly (2) simultaneously, and sieve (3) slope sets up, receive material subassembly (4) setting in the below of sieve (3), unloading subassembly (5) set up the top at sieve (3), still be provided with vibration subassembly (11) on stand (1), vibration subassembly (11) can vibrate sieve (3).

2. The feed screening device for livestock feed processing according to claim 1, wherein the rotating assembly (2) comprises a rotating table (21) and a rotating motor (22), the rotating table (21) is arranged at the upper end of the upright post (1), a circle of rotating block (212) is annularly arranged at the lower end of the rotating table (21), a rotating groove (12) matched with the rotating block (212) is formed in the upper end of the upright post (1), a rotating cavity (211) is formed in the center of the rotating table (21) in a penetrating mode, the rotating motor (22) is arranged in the rotating cavity (211), one end, close to the upright post (1), of the rotating motor (22) is arranged on the upright post (1), a circle of rotating rack (2111) is arranged on the inner wall of the rotating cavity (211), a rotating gear (221) meshed with the rotating rack (2111) is sleeved at the output end of the rotating motor (22), and the screen plate (3) is arranged on the outer side of the rotating table (21).

3. The feed screening device for livestock feed processing according to claim 2, wherein a locking cylinder (23) is further arranged in the rotating cavity (211), the locking cylinder (23) is arranged on the upright post (1), a locking plate (231) is arranged at the output end of the locking cylinder (23), the locking plate (231) can be abutted to the lower end face of the rotating gear (221), a limiting rod (232) is further arranged at the upper end of the upright post (1), and the limiting rod (232) penetrates through the locking plate (231).

4. The feed screening device for livestock feed processing according to claim 2, wherein a plurality of mounting tables (24) are arranged on the outer side of the rotating table (21), mounting grooves (241) are transversely formed in the mounting tables (24) in a penetrating mode, one ends of the mounting grooves (241) are provided with baffle plates (2411), connecting blocks (25) are movably arranged in the mounting grooves (241), one ends, far away from the baffle plates (2411), of the mounting grooves (241) are provided with fixing blocks (242), the fixing blocks (242) are mounted on the mounting grooves (241) through bolts, the fixing blocks (242) can be abutted to the connecting blocks (25), and one ends, far away from the mounting tables (24), of the connecting blocks (25) are provided with screen plates (3) in a vertical rotating mode.

5. The feed screening device for livestock feed processing according to claim 4, wherein the connecting block (25) is provided with a first mounting block (251) and a second mounting block (252) respectively on two lateral sides of one end far away from the mounting table (24), the first mounting block (251) and the second mounting block (252) are provided with a first connecting hole (2511) and a second connecting hole (2521) with the same size respectively, one end of the first connecting hole (2511) far away from the second mounting block (252) is provided with a groove (2512), one end of the first connecting hole (2511) and one end of the second connecting hole (2521) are also provided with a connecting rod (253), one end of the connecting rod (253) is provided with a bump (2531) matched with the groove (2512), the second mounting block (252) is also provided with a locking member (26), one end of the screen plate (3) close to the connecting block (25) is provided with a rotating hole (31), and the rotating hole (31) is sleeved on the connecting rod (253).

6. The feed screening device for livestock feed processing according to claim 5, wherein the locking member (26) comprises a lifting support (262) vertically arranged on the second mounting block (252), a lifting rod (263) is arranged in a penetrating manner at the center of the upper end of the lifting support (262), a lifting block (261) is arranged at one end, facing the second mounting block (252), of the lifting rod (263), the lifting block (261) penetrates through the second mounting block (252) and stretches into the second connecting hole (2521), a circle of limiting groove (2532) matched with the lifting block (261) is arranged on the outer side of the connecting rod (253), a reset spring (264) is further sleeved on the lifting rod (263), and two ends of the reset spring (264) are respectively abutted to the lifting block (261) and the lifting support (262).

7. The feed screening device for livestock feed processing according to claim 1, wherein the material collecting assembly (4) comprises a first collecting box (41) and a second collecting box (42), blanking inclined planes (411) are arranged in the first collecting box (41) and the second collecting box (42), opening doors (412) are arranged at the lowest ends of the blanking inclined planes (411), and bolts (413) are arranged outside the opening doors (412).

8. The feed screening device for livestock feed processing according to claim 1, wherein the blanking assembly (5) comprises a blanking funnel (51) and a receiving plate (52), the blanking funnel (51) is arranged above the screen plate (3), the receiving plate (52) is arranged between the blanking funnel (51) and the screen plate (3), the receiving plate (52) is obliquely arranged, a plurality of distributing plates (522) are arranged towards the lowest end sector of the upper end of the receiving plate (52), first blocking blocks (512) are arranged towards the upper end of the remaining three ends of the receiving plate (52) except the lowest end, and second blocking blocks (32) are arranged on two sides of the screen plate (3) along the moving direction of the screen material.