CN114100774A

CN114100774A - Automatic reducing mechanism of fodder preparation cereal raw materials for birds

Info

Publication number: CN114100774A
Application number: CN202210089094.9A
Authority: CN
Inventors: 邱士刚
Original assignee: Xuzhou Kexing Technology Development Co ltd
Current assignee: Xuzhou Kexing Technology Development Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-03-01
Anticipated expiration: 2042-01-26
Also published as: CN114100774B

Abstract

The invention relates to the technical field of feed processing, and particularly provides an automatic crushing device for preparing grain raw materials by poultry feed, which comprises a machine shell, an inner lining plate and a crushing mechanism; the inner lining plate is U-shaped and is fixed in a crushing operation area in the machine shell, and the crushing mechanism is assembled in the machine shell and is positioned above the inner lining plate; the device provided by the invention solves the problems that the existing hammer type crusher has a single hammer sheet beating mode, poor beating initiative, poor material accumulation flowability, sieve pore blockage, influences the timely discharge of crushed materials and the like.

Description

Automatic reducing mechanism of fodder preparation cereal raw materials for birds

Technical Field

The invention relates to the technical field of feed processing, and particularly provides an automatic crushing device for preparing cereal raw materials for poultry feed.

Background

The poultry breeding process needs different feed nutrients in different growth stages, and in order to cooperate with the poultry growth process to scientifically feed, the poultry feed required by different growth periods of the poultry needs to be produced and prepared, so that the prepared poultry feed contains all the nutrients required by the growth of the poultry. The grain raw materials are generally the main raw material sources of the poultry feed, the grain raw materials mainly comprise corn, soybean, bran and the like, and in order to prepare the poultry feed containing required nutritional ingredients, each grain raw material is generally required to be crushed, and then the crushed different grain raw materials are mixed again according to a scientific proportion to be processed into the composite poultry feed.

To the crushing of cereal raw materials mainly adopt hammer leaf formula feed grinder to smash the processing and handle now, drive the quick rotation of hammer leaf part through rotor part to carry out the hammering through the hammer leaf to cereal raw materials and smash, nevertheless current hammer leaf formula rubbing crusher has following problem: (1) the hammer sheet of the existing hammer sheet type pulverizer does not have the effect of reciprocating material impact in the radial direction in the rotary pulverizing process, and the material impact is completely driven by rotation, so that the pulverizing and material impact mode is single and the initiative is poor.

(2) The hammer leaf formula rubbing crusher that has now only installs the hammer leaf basically, thereby need rely on the hammer leaf to hit the material and drive the material passively and flow when cereal raw materials drop into the back, the flow effect of material is poor, and piles up and be in smashing the storehouse and hit the difficult quilt of hammer leaf of material outside the material scope and smash, therefore holistic crushing effect is relatively poor, smashes efficiency lower.

(3) The condition that has the sieve mesh of certain degree to block up, current hammer mill when carrying out comminuted, and when cereal raw materials moisture content was higher, its stifled hole phenomenon will aggravate, influence the timely discharge of smashing the material, influence crushing efficiency then.

(4) The hammer of the existing hammer type crusher is of a thin plate structure, and the contact surface between the hammer and the material is small, so that the crushing efficiency is low.

Disclosure of Invention

In order to solve the problems, the invention provides an automatic crushing device for preparing cereal raw materials for poultry feed, which is used for solving the problems mentioned in the background technology.

In order to achieve the above purpose, the invention is specifically realized by adopting the following technical scheme: an automatic crushing device for preparing grain raw materials by poultry feed comprises a machine shell, an inner lining plate and a crushing mechanism; the inner lining plate is U-shaped and fixed in the crushing operation area in the machine shell, and the crushing mechanism is assembled in the machine shell and positioned above the inner lining plate.

The crushing mechanism comprises a main shaft which is horizontally and rotatably installed in the casing, two disc racks are fixedly installed on the main shaft, four crushing assemblies which are uniformly distributed around the circumference of the main shaft are arranged between the two disc racks, four material turning pieces which are uniformly distributed around the circumference of the main shaft are arranged between the two disc racks, and the four material turning pieces and the four crushing assemblies are uniformly distributed at intervals.

The crushing assembly comprises two guide rails, two sliding blocks, two tension springs, a key shaft and two hammer assemblies; the two guide rails are fixedly mounted on the two disc racks in a one-to-one correspondence manner and are oppositely arranged, the guide direction of the guide rails is arranged along the radial direction of the disc racks, the two sliders are slidably arranged on the two guide rails in a one-to-one correspondence manner, the two tension springs are distributed on the two disc racks in a one-to-one correspondence manner, the stretching direction of the tension springs extends along the guide direction of the guide rails, and two ends of each tension spring are fixedly connected to the disc racks and the sliders respectively; the key shaft is horizontally fixed between the two sliding blocks, the two hammer assemblies are fixedly arranged on the key shaft, and the two hammer assemblies are arranged on two sides of the length equal-dividing surface of the key shaft at equal intervals; four hammer assemblies in two adjacent crushing assemblies are arranged at equal intervals in the axial direction of the main shaft; the hammer block subassembly includes a plurality of hammer leaf and two end cover, and is a plurality of the hammer leaf sets up the cover side by side and establishes on the key shaft, two end cover mirror image sets up and establishes on the key shaft, and is a plurality of the hammer leaf is installed two by clamp between the end cover, the hammer leaf includes the hammer leaf portion of the annular fixed part of circle and fan-shaped, the hammer leaf portion with fixed part integrated into one piece, the fixed part cover is established on the key shaft, the fixed part is relative hammer leaf portion both sides face protrusion.

Preferably, the material turning part comprises a fixed shaft horizontally fixed between the two disc racks and a plurality of material turning plates fixed on the fixed shaft, the material turning plates are axially and uniformly distributed along the fixed shaft, the material turning plates and the fixed shaft are axially arranged at acute included angles, and two rows of the material turning plates in the material turning part which are circumferentially adjacent to each other are arranged in a one-to-one corresponding mirror image manner.

Preferably, the material turning plate is of an arc-shaped plate structure, and a nylon hole dredging brush is arranged at the position of one side plate edge far away from the fixed shaft on the material turning plate.

Preferably, a plurality of crushing teeth are uniformly arranged on the arc edge of the hammer piece part.

Preferably, the shell comprises a crushing bin and a blanking bin fixed at the bottom end of the crushing bin, and a feed hopper is arranged at the top end of the crushing bin; the inner lining plate is fixed in the crushing bin, and two ends of the main shaft are arranged in a penetrating mode and are horizontally and rotatably installed on the crushing bin.

Preferably, a screen mesh area is arranged in the middle of the bottom end of the inner lining plate, and the length of the bristles of the hole dredging brush can extend into screen meshes of the screen mesh area.

Preferably, one end of the main shaft is provided with a belt wheel.

The technical scheme has the following advantages or beneficial effects: 1. the invention provides an automatic crushing device for grain raw materials for poultry feed preparation, which is an improved design of the existing hammer type crusher, wherein in a crushing assembly, when the crushing assembly synchronously rotates along with a main shaft, the hammer assembly regularly reciprocates in the direction of a guide rail, so that the hammer can actively and radially hit materials while circumferentially rotating to hit the materials, the hitting mode is increased, and the initiative of crushing the materials is improved.

2. The invention provides an automatic crushing device for preparing grain raw materials by poultry feed, which is additionally provided with a material turning part on the basis of the existing hammer type crusher, so that the material turning part can actively turn and throw accumulated materials in the process of rotating along with a main shaft, thereby improving the fluidity of the materials, enhancing the effect of actively contacting the materials with a hammer sheet to realize crushing, and in addition, the material turning part actively dredges holes in a screen area while turning the materials, avoiding the blockage of screen holes, guiding and promoting the timely discharge of the crushed materials and ensuring the crushing efficiency.

3. The invention provides an automatic crushing device for preparing grain raw materials by poultry feed, which replaces a traditional hammer sheet with a single-thin-plate structure by a plurality of hammer sheets combined in parallel, increases the crushing contact area of the hammer sheets and materials, and weakens the thermal wear condition caused by heat concentration to the hammer sheets because a heat dissipation gap is reserved between the hammer sheets.

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 an automatic crushing device for preparing grain raw materials for poultry feed provided by the invention.

Fig. 2 is a schematic sectional structure view of an automatic crushing device for preparing grain raw materials by poultry feed provided by the invention.

Fig. 3 is a perspective view of the inner liner plate.

Figure 4 is a top view of the shredder mechanism.

Fig. 5 is a schematic perspective view of the shredder mechanism.

Fig. 6 is a partially enlarged schematic view at a in fig. 5.

In the figure: 1. a housing; 11. a crushing bin; 111. a feed hopper; 12. a blanking bin; 2. an inner liner plate; 21. a screen area; 3. a crushing mechanism; 31. a main shaft; 311. a pulley; 32. a disc frame; 33. a size reduction assembly; 331. a guide rail; 332. a slider; 333. a tension spring; 334. a key shaft; 335. a hammer block assembly; 3351. a hammer sheet; 3352. a fixed part; 3353. a hammer part; 3354. crushing teeth; 3355. an end cap; 34. turning over the material; 341. a fixed shaft; 342. a material turning plate; 3421. and (4) a hole dredging brush.

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, 2 and 3, an automatic crushing device for grain raw materials for preparing poultry feed comprises a machine shell 1, an inner lining plate 2 and a crushing mechanism 3; the shell 1 comprises a crushing bin 11 and a blanking bin 12 fixed at the bottom end of the crushing bin 11 through bolts in a locking manner, and a feed hopper 111 is arranged at the top end of the crushing bin 11; interior welt 2 is the U type and passes through the screw fixation in smashing storehouse 11, and the bottom of interior welt 2 is provided with screen cloth district 21 between two parties, and crushing mechanism 3 assembles in smashing storehouse 11 and is located the top of interior welt 2. The whole crushing device can be arranged on the support frame to realize the support and fixation of the crushing device.

As shown in fig. 4 and 5, the crushing mechanism 3 includes a main shaft 31 with two ends penetrating through and horizontally rotatably installed on the crushing bin 11, one end of the main shaft 31 is provided with a belt wheel 311, the belt wheel 311 is connected with an output shaft of a driving motor installed in cooperation with the crushing device through a transmission belt to realize power input, and the driving motor and the transmission belt are not shown in the drawings. Two disc racks 32 are detachably and fixedly mounted on the main shaft 31 through bolts, four crushing assemblies 33 which are uniformly distributed around the circumference of the main shaft 31 are arranged between the two disc racks 32, four material turning pieces 34 which are uniformly distributed around the circumference of the main shaft 31 are arranged between the two disc racks 32, and the four material turning pieces 34 and the four crushing assemblies 33 are uniformly distributed at intervals.

As shown in fig. 4, 5 and 6, the crushing assembly 33 includes two guide rails 331, two slide blocks 332, two tension springs 333, a key shaft 334 and two hammer assemblies 335; the two guide rails 331 are welded on the two disc racks 32 in a one-to-one corresponding manner and are arranged oppositely, the guide direction of the guide rails 331 is arranged along the radial direction of the disc racks 32, the two sliders 332 are arranged on the two guide rails 331 in a one-to-one corresponding manner in a sliding manner, the two tension springs 333 are distributed on the two disc racks 32 in a one-to-one corresponding manner, the stretching direction of the tension springs 333 extends along the guide direction of the guide rails 331, and two ends of the tension springs 333 are respectively welded on the disc racks 32 and the sliders 332; the key shaft 334 is horizontally fixed between the two sliding blocks 332 through bolts, the two hammer assemblies 335 are fixedly arranged on the key shaft 334, the two hammer assemblies 335 are equidistantly arranged on two sides of a length bisection plane of the key shaft 334, and the purpose of symmetrical arrangement is to ensure that the gravity center of the crushing device is positioned at the central position to the maximum extent, so that the vibration generated in the rotating process is effectively reduced; four hammer assemblies 335 in two adjacent crushing assemblies 33 are arranged at equal intervals in the axial direction of the main shaft 31; the hammer component 335 comprises three hammer sheets 3351 and two end caps 3355, the three hammer sheets 3351 are arranged side by side and sleeved on the key shaft 334, the two end caps 3355 are arranged in a mirror image manner and sleeved on the key shaft 334, the three hammer sheets 3351 are clamped and installed between the two end caps 3355, the hammer sheets 3351 comprise a circular fixed part 3352 and a fan-shaped hammer sheet part 3353, the hammer sheet part 3353 and the fixed part 3352 are integrally formed, a plurality of crushing teeth 3354 are uniformly arranged on the circular edge of the hammer sheet part 3353, the crushing teeth 3354 can directly hit and contact cereal raw materials to crush in the crushing process, the fixed part 3352 is sleeved on the key shaft 334, the fixed part 3352 protrudes relative to the two side surfaces of the hammer sheet part 3353, the hammer sheet 3351 is matched with the key shaft 334 through the fixed part 3352 to realize the purpose of circumferential positioning, the end caps 3355 are matched and installed with the key shaft 334 to realize the purpose of circumferential positioning, the three hammer sheets 3351 are clamped between the two end caps 3355, and the two end head sleeves 3355 are fixed on the key shaft 334, so that the whole hammer component 335 can be positioned and installed.

Hammer block assembly 335 adopts a plurality of hammer leaf 3351 to set up in parallel, the broken area of contact of beating with the material has been increased, be favorable to the quick crushing of cereal raw materials, and a plurality of hammer leaf 3351 is pressed from both sides tightly the back by two end cover 3355, because be fixed part 3352 direct mutual contact between the adjacent hammer leaf 3351, consequently adjacent hammer leaf 3353 of hammer leaf 3351 keeps gapped, the heat that produces in the crushing process can follow the heat dissipation that flows through in the clearance, the concentration of heat on hammer leaf 3351 has been avoided to a certain extent, weaken the heat and concentrate the thermal wear that causes the hammer leaf 3351 structure, thereby improve hammer leaf 3351's life. In addition, when the weight 3351 is replaced, only the weight 3351, which is worn seriously in the weight blade assembly 335, needs to be removed and replaced, and thus, the entire weight 3351 does not need to be replaced.

When the cereal raw material is crushed, the main shaft 31 is driven to rotate by the driving motor which is externally matched and assembled, so that the whole crushing mechanism 3 synchronously rotates along with the main shaft 31, the cereal raw material is fed from the feed hopper 111, in the rotating process, the crushing assembly 33 is under the action of centrifugal force, gravity and the elastic force of the tension spring 333, the two sliding blocks 332 regularly make small-amplitude reciprocating linear motion along the guide rail 331 in the rotating process, so that the key shaft 334 and the two hammer assemblies 335 which are assembled between the two sliding blocks 332 are driven to make synchronous reciprocating linear motion along the direction of the guide rail 331, the reciprocating linear motion is converted into the reciprocating hammering action of the hammer 3351, and in the actual crushing process, the hammering crushing effect of the hammer 3351 on the cereal raw material can be greatly enhanced, and the crushing efficiency is improved.

As shown in fig. 4 and 5, the material turning member 34 includes a fixed shaft 341 horizontally fixed between the two disk holders 32 by bolts and a plurality of material turning plates 342 fixed on the fixed shaft 341 by bolts, the plurality of material turning plates 342 are uniformly distributed along the axial direction of the fixed shaft 341, the material turning plates 342 are arranged at acute included angles with the axial direction of the fixed shaft 341, and two rows of material turning plates 342 in the material turning members 34 adjacent to each other in the circumferential direction are arranged in a one-to-one correspondence mirror image manner, and in the crushing process, if all the material turning plates 342 in one material turning member 34 are turned over forward in a concentrated manner, all the material turning plates 342 in the material turning member 34 adjacent thereto are turned over reversely in a concentrated manner, and the turning effect is ensured by alternately turning over the material in forward and reverse directions. Material turnover plate 342 is arc platelike structure, material turnover plate 342 of arc platelike structure can be better plays the cereal raw materials pocket at the material turnover in-process and shed, be convenient for hammer leaf 3351 smashes the cereal raw materials after shedding, and material turnover plate 342 is gone up and is kept away from a curb plate limit position of fixed axle 341 and be provided with the hole brush 3421 of dredging of nylon material, and the brush hair length of dredging hole brush 3421 can stretch to the sieve mesh in sieve mesh district 21, it is required to explain that, the length of brush hair only can make the brush hair stretch slightly to the sieve mesh in, and the whole brush hair of dredging hole brush 3421 arranges the matter closely, it can be to the end of copying to the material of piling up on the sieve mesh district 21 to dredge hole brush 3421.

Compared with a hammer 3351 type grinder with a traditional structure, the grinder provided by the invention is additionally provided with the material turning piece 34 for turning materials, in the grinding process, the material turning piece 34 rotates along with the main shaft 31, in the rotating process, the material turning plate 342 turns the fed grain raw materials and throws up the materials, the mobility of the grain raw materials in the grinding bin 11 is actively enhanced, the probability that the grain raw materials are contacted with the hammer 3351 to realize hammering is increased, and the grinding efficiency and the grinding effect are accelerated; in addition, when the stirring is carried out, the hole dredging brush 3421 cleans the screen area 21, so that in the whole rotary crushing process, the screen area 21 is always dredged by the hole dredging brush 3421, the material blocking is avoided, the grain raw materials are timely blanked after being crushed, and the crushing processing efficiency is ensured.

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 an automatic reducing mechanism of fodder preparation cereal raw materials for birds, its characterized in that: comprises a machine shell (1), an inner lining plate (2) and a crushing mechanism (3); the inner lining plate (2) is U-shaped and is fixed in a crushing operation area in the machine shell (1), and the crushing mechanism (3) is assembled in the machine shell (1) and is positioned above the inner lining plate (2); wherein:

the crushing mechanism (3) comprises a main shaft (31) horizontally and rotatably mounted in the machine shell (1), two disc racks (32) are fixedly mounted on the main shaft (31), four crushing assemblies (33) uniformly distributed around the circumference of the main shaft (31) are arranged between the two disc racks (32), four material turning pieces (34) uniformly distributed around the circumference of the main shaft (31) are arranged between the two disc racks (32), and the four material turning pieces (34) and the four crushing assemblies (33) are uniformly distributed at intervals;

the crushing assembly (33) comprises two guide rails (331), two sliding blocks (332), two tension springs (333), a key shaft (334) and two hammer assemblies (335); the two guide rails (331) are fixedly mounted on the two disc racks (32) in a one-to-one correspondence manner and are arranged oppositely, the guide direction of the guide rails (331) is arranged along the radial direction of the disc racks (32), the two sliding blocks (332) are arranged on the two guide rails (331) in a one-to-one correspondence manner, the two tension springs (333) are distributed on the two disc racks (32) in a one-to-one correspondence manner, the stretching direction of the tension springs (333) extends along the guide direction of the guide rails (331), and two ends of each tension spring (333) are fixedly connected to the disc racks (32) and the sliding blocks (332) respectively; the key shaft (334) is horizontally fixed between the two sliding blocks (332), the two hammer assemblies (335) are fixedly arranged on the key shaft (334), and the two hammer assemblies (335) are equidistantly arranged on two sides of a length bisection plane of the key shaft (334); four hammer assemblies (335) in two adjacent crushing assemblies (33) are arranged at equal intervals in the axial direction of the main shaft (31); hammer block subassembly (335) includes a plurality of hammer leaf (3351) and two end cover (3355), and is a plurality of hammer leaf (3351) sets up side by side and establishes on key axle (334), two end cover (3355) mirror image setting and cover are established on key axle (334), and is a plurality of hammer leaf (3351) is installed two tightly between end cover (3355), hammer leaf (3351) is including annular fixed part (3352) and sectorial hammer leaf portion (3353), hammer leaf portion (3353) with fixed part (3352) integrated into one piece, fixed part (3352) cover is established on key axle (334), fixed part (3352) are relative hammer leaf portion (3353) both sides face protrusion.

2. The automatic crushing device for the cereal raw materials for poultry feed preparation according to claim 1, characterized in that: the material turning part (34) comprises a fixed shaft (341) horizontally fixed between the two disc racks (32) and a plurality of material turning plates (342) fixed on the fixed shaft (341), the material turning plates (342) are axially and uniformly distributed along the fixed shaft (341), the material turning plates (342) and the fixed shaft (341) are axially arranged at an acute included angle, and two rows of material turning plates (342) in the material turning part (34) which are circumferentially adjacent to each other are arranged in a one-to-one corresponding mirror image manner.

3. The automatic crushing device for the cereal raw materials for poultry feed preparation according to claim 2, characterized in that: the material turning plate (342) is of an arc-shaped plate structure, and a nylon hole dredging brush (3421) is arranged on the material turning plate (342) at a position of one side plate edge far away from the fixed shaft (341).

4. The automatic crushing device for the cereal raw materials for poultry feed preparation according to claim 1, characterized in that: the arc edge of the hammer piece part (3353) is uniformly provided with a plurality of crushing teeth (3354).

5. The automatic crushing device for the cereal raw materials for poultry feed preparation according to claim 3, characterized in that: the shell (1) comprises a crushing bin (11) and a blanking bin (12) fixed at the bottom end of the crushing bin (11), and a feed hopper (111) is arranged at the top end of the crushing bin (11); the inner lining plate (2) is fixed in the crushing bin (11), and two ends of the main shaft (31) are arranged in a penetrating mode and are horizontally and rotatably installed on the crushing bin (11).

6. The automatic crushing device for the cereal raw materials for poultry feed preparation according to claim 5, characterized in that: a screen mesh area (21) is arranged in the middle of the bottom end of the inner lining plate (2), and the length of bristles of the hole dredging brush (3421) can extend into screen holes of the screen mesh area (21).

7. The automatic crushing device for the cereal raw materials for poultry feed preparation according to claim 1, characterized in that: one end of the main shaft (31) is provided with a belt wheel (311).