CN212309513U

CN212309513U - A dosing unit for pig feed production

Info

Publication number: CN212309513U
Application number: CN202021581699.2U
Authority: CN
Inventors: 熊磊; 张杨; 周志兵; 胡守孔
Original assignee: Hongan Zhengbang Aquaculture Co ltd
Current assignee: Hongan Zhengbang Aquaculture Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-01-08
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a dosing unit for pig feed production relates to pig feed production technical field, for solving the current problem that how improves feed quality under the prerequisite of simplifying the batching flow. The utility model discloses a feed proportioning device, including mixing drum, upper cover, feed proportioning mechanism, weighing hopper, mixing drum, spiral puddler, spiral agitator inner wall, the upper cover is installed to the upper end of mixing drum, the top of upper cover is equipped with four former feed drums along circumference evenly distributed, the below of former feed drum all is provided with the feed conveying drum, sealed being fixed with first unloading pipe between feed conveying drum and the former feed drum, one side of feed conveying drum is provided with dosing mechanism, dosing mechanism's internally mounted has the weighing hopper, weighing hopper and feed conveying drum are provided with the second unloading pipe, sealed being fixed with the third unloading pipe between weighing hopper and the mixing drum, spiral puddler is installed to the inside below of mixing drum, the inside of mixing drum inner wall is equipped with.

Description

A dosing unit for pig feed production

Technical Field

The utility model relates to a pig feed production technical field specifically is a dosing unit for pig feed production.

Background

The pig feed is a feed for feeding domestic pigs, which is usually composed of protein feed, energy feed, coarse feed, green feed, silage, mineral feed and feed additive, the most common feed in the market is complete feed composed of four parts of protein feed, energy feed, coarse feed and additive, wherein the protein feed is characterized by high protein content which is 3 to 8 times of that of grain feed, the protein feed is matched with the energy feed in daily ration for feeding pigs, the use of the complete feed can lead the boars to normally breed, promote the growth and the fattening and the weight increment of piglets, the capacity feed is rich in vitamin E, the B vitamins are more than grains, the reasonable use of the complete feed is beneficial to the balance of nutrition, the coarse feed comprises various crops, husks, vines, green hay, tree leaves and the like, the coarse fiber content is high, the digestion rate is low, the intestines and stomach of the pigs can be filled to have full stomach, the digestion function is stimulated, and the feed additive has complete feed nutrition, the feed additive has the effects of improving the utilization rate of the feed, promoting the growth of pigs, preventing diseases, reducing the loss of nutrient substances during the storage period of the feed and the like.

In the production process of the pig feed, four kinds of raw feeds, namely protein feed, energy feed, coarse feed and additive, need to be mixed, and due to the fact that proper proportions exist among the four kinds of feeds, processing personnel need to weigh different raw feeds in advance before mixing and stirring, then place the raw feeds into equipment one by one for ingredient mixing, and finally mix the raw feeds to form complete feed.

However, the former fodder of dosing unit of current pig feed production process of weighing is comparatively complicated, though adopt accurate weighing instrument, but still need the processing personnel to weigh one by one and throw the material, waste time and energy, comparatively influence production efficiency, simultaneously former fodder is though smashing, but still there is the individual that the form is inconsistent, be difficult to fuse with different former fodder when mixing, thereby influence the fodder quality, in addition former fodder is through high temperature virus killing man-hour, nevertheless difficult to avoid adhering to the bacterium once more at the in-process of transportation and placing, nevertheless if disinfect through high temperature inside the mixing drum, the nutrition structure of fodder must be destroyed, bring the influence once more for the fodder quality, consequently unsatisfied current demand, to this we have proposed a dosing unit for pig feed production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dosing unit for pig feed production to how to improve the problem of feed quality under the prerequisite of simplifying the batching flow that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a batching device for pig feed production comprises a mixing drum, wherein an upper cover is installed at the upper end of the mixing drum, the mixing drum is connected with the upper cover in a sealing mode, four raw material drums evenly distributed along the circumference are arranged above the upper cover, material conveying drums are arranged below the raw material drums, a first blanking pipe is fixed between the material conveying drums in a sealing mode, a batching mechanism is arranged on one side of each material conveying drum and fixed with the upper cover through bolts, weighing hoppers are installed inside the batching mechanism, a second blanking pipe is arranged between each weighing hopper and each material conveying drum, a third blanking pipe is fixed between each weighing hopper and the mixing drum in a sealing mode, a spiral stirring rod is installed below the inside of the mixing drum, four heating devices evenly distributed along the circumference are arranged inside the inner wall of the mixing drum, and a discharge port is fixed on one side of the lower end of the mixing drum in a sealing mode, the electromagnetic valves are fixedly mounted outside the first discharging pipe, the second discharging pipe and the third discharging pipe, and accordingly the effect of improving the quality of the feed on the premise of simplifying the batching process is achieved.

Preferably, one side fixed mounting of conveying cylinder outside has first motor, and the output shaft of first motor passes through the shaft coupling transmission with the auger delivery pole and is connected, the outside of auger delivery pole be provided with the helical blade of auger delivery pole looks adaptation, and the helical blade laminates with the inner wall of conveying cylinder mutually, under the drive of first motor, can make the auger delivery pole promote inside raw materials and carry.

Preferably, the one end that first motor was kept away from to the auger delivery pole is provided with first crocus disc, the fixed connecting block that is provided with in intermediate position department of first crocus disc, and auger delivery pole and first crocus disc pass through connecting block welded fastening, divide four through-holes between the connecting block, the outside of first crocus disc is provided with the housing, and the housing passes through the bolt fastening with defeated feed cylinder, second crocus disc is installed to one side of first crocus disc, and second crocus disc and housing welded fastening, the inboard of first crocus disc and second crocus disc all is provided with the mill grain, and the adaptation of each other between the mill grain, through this kind of design, can realize guaranteeing to carry out the synchronous transport to it under the unified prerequisite of form.

Preferably, the weighing hopper is respectively connected with the second feeding pipe and the third feeding pipe in a sliding mode, the weighing sensors are mounted at the upper ends of two sides of the weighing hopper, one ends of the weighing sensors are fixed with the batching mechanism through screws, the other ends of the weighing sensors are fixedly connected with the weighing hopper through fixing blocks, the batching mechanism is fixedly connected with the feeding cylinder through a supporting plate, and through the design, synchronous proportioning of various raw materials is achieved, on the other hand, the weight precision of batching can be improved, and good guarantee is provided for improving the quality of pig feed.

Preferably, the both sides of the inside lower extreme of batching mechanism all are provided with the spout, the internally mounted of spout has the linking arm, and linking arm and spout sliding connection, linking arm and weighing hopper fixed connection, linking arm have improved the stability between weighing hopper and the batching mechanism.

Preferably, the second motor is installed to the intermediate position department of agitator drum bottom, be connected through reduction gear transmission between the output shaft of second motor and the spiral puddler, the fixed sill bar that is provided with in bottom of spiral puddler, and the lower extreme of sill bar laminates with the agitator mutually, through this kind of design, can improve the mixing efficiency between the raw materials under the prerequisite of guaranteeing mixing quality.

Preferably, one side fixed mounting of churn has the thermometer, temperature sensor is installed to the lower extreme of churn opposite side, and temperature sensor extends to the inside of churn, temperature sensor passes through singlechip electric connection with heating device, through this kind of design, has realized avoiding inside nutrient composition to suffer destruction under the prerequisite that improves mixing efficiency between the raw materials.

Preferably, all install sterilamp between the heating device, and sterilamp uses the centre of a circle of churn to be the symmetric distribution as the initial point, sterilamp's front end all is provided with toughened glass, and toughened glass and churn are sealed fixed, through this kind of design, can eliminate the bacterium that the raw materials produced in transportation and storage, further avoid simultaneously in mixing process, because the temperature suits the problem that leads to bacterial growing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be equipped with four raw material barrels along circumference evenly distributed above the upper cover, it is equipped with protein feed, energy fodder, roughage and additive respectively in advance, when throwing the material, open the solenoid valve on the first unloading pipe, make the raw materials inside the raw material barrel enter into the feed delivery cylinder of first unloading pipe lower extreme respectively, start first motor, the output shaft of first motor drives the auger delivery pole of feed delivery cylinder inside and rotates, because the gravity of raw materials and the frictional force that produces with the feed delivery cylinder cell wall, make the raw materials can only move forward along the tank bottom of feed delivery cylinder under the propelling movement of auger delivery pole blade, when the raw materials transports to first crocus disc, along with the continuous extrusion of auger delivery pole blade, make it get into between first crocus disc and the second crocus disc, and both insides all are provided with the grain of mutual adaptation, auger delivery pole drives first crocus disc and rotates in step, the second crocus disc keeps static to rub mutually between the mill line, the raw materials is when extrudeing to inside, along with the friction of each other of two discs, further grinds the raw materials into the powder, thereby changes the individuality that a plurality of forms differ into unified powder state, and mixing efficiency when having improved the stirring guarantees feed quality, through this kind of design, can realize carrying out synchronous transport to it under the unified prerequisite of assurance form.

2. The utility model discloses an install the scale hopper at the lower extreme of second unloading pipe, the lower extreme of second unloading pipe extends to the inside of scale hopper, and rather than sliding connection, the raw materials through grinding passes through the second unloading pipe and gets into the scale hopper inside, because the solenoid valve of scale hopper lower extreme is in the closed condition, so the raw materials can be piled up in the inside of scale hopper, through connect and install weighing sensor in the upper end of scale hopper, processing personnel presume weighing sensor in advance according to the weight ratio to different raw materials, along with the raw materials piles up gradually in the scale hopper inside, the inside elastomer of weighing sensor produces elastic deformation under the exogenic action, make the resistance strain gage that pastes on its surface also produce the deformation along with, after the resistance strain gage warp, its resistance will change, convert this resistance change into the signal of telecommunication through corresponding measuring circuit again, thereby accomplished the process of external force transform for the signal of telecommunication, thereby can detect weight, when reaching the numerical value of setting for, weighing sensor is with signal transmission to singlechip, and the solenoid valve on the first unloading pipe is closed to the singlechip, opens the solenoid valve on the second unloading pipe, thereby the raw materials that the order was weighed fall into to the churn inside smoothly, through this kind of design, realize the synchronous ratio of multiple raw materials on the one hand, on the other hand can improve the weight precision of batching, provides good guarantee for improving pig feed quality.

3. The utility model discloses a internally mounted has the spiral puddler at the churn, its outside is provided with the spiral stirring vane, when the raw materials through weighing the ratio completely gets into the churn, start the second motor, under the transmission of reduction gear, the puddler that drives the churn inside rotates, because the spiral vane of spiral puddler upper end is the heliciform design, can fully stir between the raw materials on the one hand in the rotation process, on the other hand can lift the raw materials of bottom, form three-dimensional upper and lower interaction on the space, thereby improve the mixing effect between the raw materials, avoid producing the local poor effect of mixing, and install four sill bars in the bottom of spiral puddler, be the symmetric distribution between the sill bar, and the bottom all laminates with the churn bottom, on the one hand can stir the raw materials of churn bottom, on the other hand can avoid the raw materials to produce the caking in the bottom of churn, the overall cleaning difficulty is reduced, and through the design, the mixing efficiency between the raw materials can be improved on the premise of ensuring the mixing quality.

4. The utility model discloses a be equipped with four heating device along circumference evenly distributed in the inside of churn inner wall, at the in-process of stirring, start heating device, the cooperation purified water that injects into in advance, promote inside temperature to 40-50 ℃, make the raw materials mix at this temperature range within range, the inside mixing temperature is known between the outside thermometer of processing personnel's accessible, install temperature sensor in one side of bottom simultaneously, temperature sensor accessible singlechip is adjusted heating device's temperature, make it keep in appropriate temperature within range, it leads to the mixing efficiency relatively poor to avoid the temperature to hang down, avoid the high nutrient composition that leads to of high temperature to be destroyed simultaneously, through this kind of design, realized avoiding inside nutrient composition to suffer destruction under the prerequisite that improves mixing efficiency between the raw materials.

5. The utility model discloses an install sterilamp between heating device, sterilamp installs in the space that forms between churn inner wall and toughened glass, in the mixing process, open sterilamp, utilize the ultraviolet ray of appropriate wavelength to destroy the molecular structure of DNA or RNA in the microorganism organism cell, cause growth cell death and regeneration cell death, thereby reach the effect of disinfection of disinfecting, through this kind of design, can eliminate the bacterium that the raw materials produced in transportation and storage, further avoid simultaneously in mixing process, because the temperature suitably leads to bacterial growing's problem.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an overall plan view of the present invention;

FIG. 3 is a partial enlarged view of area A of the present invention;

FIG. 4 is a schematic view of the first and second grinding disks of the present invention;

fig. 5 is a top view of the internal structure of the mixing drum of the present invention.

In the figure: 1. a mixing drum; 2. an upper cover; 3. a batching mechanism; 4. a raw material barrel; 5. a first blanking pipe; 6. an electromagnetic valve; 7. a first motor; 8. a delivery cylinder; 9. a screw conveying rod; 10. a shield cover; 11. a first milling disc; 12. a second grinding disc; 13. a support plate; 14. a second blanking pipe; 15. a weighing hopper; 16. a weighing sensor; 17. a chute; 18. a connecting arm; 19. a third blanking pipe; 20. tempering the glass; 21. a fixed block; 22. a helical agitator shaft; 23. a bottom bar; 24. a heating device; 25. a temperature sensor; 26. a thermometer; 27. a discharge port; 28. a speed reducer; 29. a second motor; 30. grinding lines; 31. connecting blocks; 32. a through hole; 33. an ultraviolet germicidal lamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the present invention provides an embodiment: a batching device for pig feed production comprises a mixing drum 1, an upper cover 2 is installed at the upper end of the mixing drum 1, the mixing drum 1 is connected with the upper cover 2 in a sealing mode to ensure that raw materials cannot overflow in the mixing process, four raw material drums 4 which are uniformly distributed along the circumference are arranged above the upper cover 2, the raw material drums 4 are used for temporarily placing the raw materials, scales marked outside can enable processing personnel to know the internal capacity, material conveying drums 8 are arranged below the raw material drums 4, first discharging pipes 5 are fixed between the material conveying drums 8 and the raw material drums 4 in a sealing mode, the first discharging pipes 5 are used for conveying the raw materials to the material conveying drums 8, a batching mechanism 3 is arranged on one side of each material conveying drum 8, the batching mechanism 3 and the upper cover 2 are fixed through bolts, the batching mechanism 3 is fixed with the upper cover 2 due to the body and is used for connection, the raw material drums 4 and a first motor 7 are fixed, a weighing hopper 15 is installed inside the batching mechanism 3, the weighing hopper 15 is used for weighing the temporarily stored raw materials in cooperation with the weighing sensor 16, the weighing hopper 15 and the conveying cylinder 8 are provided with a second discharging pipe 14, a third discharging pipe 19 is fixed between the weighing hopper 15 and the mixing cylinder 1 in a sealing mode, the second discharging pipe 14 and the third discharging pipe 19 respectively provide a movable weighing space for the weighing hopper 15 with a sliding connection structure of the weighing hopper 15, a spiral stirring rod 22 is installed below the inside of the mixing cylinder 1, four heating devices 24 uniformly distributed along the circumference are arranged inside the inner wall of the mixing cylinder 1, a discharging port 27 is fixed on one side of the lower end of the mixing cylinder 1 in a sealing mode, electromagnetic valves 6 are fixedly installed on the outside of the first discharging pipe 5, the outside of the second discharging pipe 14 and the outside of the third discharging pipe 19, and a weighing cycle between the raw materials is formed through opening and closing of the electromagnetic valves 6.

Further, one side fixed mounting outside the feed delivery cylinder 8 has first motor 7, and the output shaft of first motor 7 passes through the shaft coupling transmission with auger delivery pole 9 and is connected, auger delivery pole 9's outside is provided with the helical blade with auger delivery pole 9 looks adaptation, and helical blade laminates with the inner wall of feed delivery cylinder 8 mutually, the output shaft of first motor 7 drives auger delivery pole 9 inside the feed delivery cylinder 8 and rotates, because the gravity of raw materials and the produced frictional force of 8 cell walls of feed delivery cylinder, make the raw materials can only move forward along the tank bottom of feed delivery cylinder 8 under the propelling movement of auger delivery pole 9 blade, when the raw materials transports to first crocus disc 11, along with the continuous extrusion of auger delivery pole 9 blade, make it get into between first crocus disc 11 and the second crocus disc 12.

Further, one end of the screw conveying rod 9, which is far away from the first motor 7, is provided with a first milling disc 11, a connecting block 31 is fixedly arranged at the middle position of the first milling disc 11, the screw conveying rod 9 and the first milling disc 11 are fixedly welded through the connecting block 31, four through holes 32 are divided between the connecting blocks 31, a shielding cover 10 is arranged outside the first milling disc 11, the shielding cover 10 and the material conveying cylinder 8 are fixed through bolts, a second milling disc 12 is arranged on one side of the first milling disc 11, the second milling disc 12 and the shielding cover 10 are fixedly welded, milling grains 30 are arranged on the inner sides of the first milling disc 11 and the second milling disc 12, the milling grains 30 are mutually matched, the screw conveying rod 9 drives the first milling disc 11 to synchronously rotate, the second milling disc 12 is kept static, so that the milling grains are mutually rubbed, when the raw materials are extruded to the inside, along with the friction of two discs each other, further grind into powder with the raw materials to individual that a plurality of forms are different changes unified powder state into, has improved the mixing efficiency when stirring, guarantees feed quality.

Further, the weighing hopper 15 is respectively connected with the second discharging pipe 14 and the third discharging pipe 19 in a sliding mode, the weighing sensors 16 are mounted at the upper ends of two sides of the weighing hopper 15, one end of each weighing sensor 16 is fixed with the batching mechanism 3 through screws, the other end of each weighing sensor 16 is fixedly connected with the weighing hopper 15 through a fixing block 21, the batching mechanism 3 is fixedly connected with the conveying cylinder 8 through a supporting plate 13, along with the gradual accumulation of raw materials in the weighing hopper 15, an elastic body in the weighing sensor 16 generates elastic deformation under the action of external force, so that the resistance strain gauge adhered to the surface of the resistance strain gauge deforms along with the deformation of the resistance strain gauge, the resistance value of the resistance strain gauge changes after the deformation of the resistance strain gauge, and the resistance change is converted into an electric signal through a corresponding measuring circuit, so that the process of converting the external force into the electric signal is completed, and the weight can.

Further, the both sides of the inside lower extreme of batching mechanism 3 all are provided with spout 17, and the internally mounted of spout 17 has linking arm 18, and linking arm 18 and spout 17 sliding connection, linking

arm

18 and 15 fixed connection of weighing hopper, along with the continuous improvement of 15 inside weights of weighing hopper, whereabouts gradually under the action of gravity, and linking arm 18 can assist it, improves the stability of weighing process.

Further, a second motor 29 is installed at the middle position of the bottom of the mixing drum 1, an output shaft of the second motor 29 is in transmission connection with the spiral mixing rod 22 through a speed reducer 28, a bottom rod 23 is fixedly arranged at the bottom of the spiral mixing rod 22, and the lower end of the bottom rod 23 is attached to the mixing drum 1, because the spiral blade at the upper end of the spiral mixing rod 22 is in a spiral design, on one hand, the raw materials can be fully mixed in the rotating process, on the other hand, the raw materials at the bottom can be lifted, and three-dimensional up-and-down interaction is formed in space, so that the mixing effect between the raw materials is improved, the local poor mixing effect is avoided, four bottom rods 23 are installed at the bottom of the spiral mixing rod 22, the bottom rods 23 are symmetrically distributed, and the bottoms are all attached to the bottom of the mixing drum 1, on the one hand, the raw materials at the bottom, on the other hand, the raw materials can be prevented from caking at the bottom of the mixing drum 1, and the overall cleaning difficulty is reduced.

Further, one side fixed mounting of churn 1 has thermometer 26, temperature sensor 25 is installed to the lower extreme of churn 1 opposite side, and temperature sensor 25 extends to the inside of churn 1, temperature sensor 25 passes through singlechip electric connection with heating device 24, temperature sensor 25 accessible singlechip is adjusted heating device 24's temperature, make it keep in suitable temperature interval, it is relatively poor to avoid the temperature to hang down to lead to mixing efficiency, avoid the high nutrient composition quilt of leading to of high temperature to destroy simultaneously.

Further, all install sterilamp 33 between heating device 24, and sterilamp 33 uses the centre of a circle of churn 1 as the origin and be the symmetric distribution, and the front end of sterilamp 33 all is provided with toughened glass 20, and toughened glass 20 and churn 1 are sealed fixed, and sterilamp 33 utilizes the ultraviolet ray of appropriate wavelength to destroy the molecular structure of DNA or RNA in the microorganism organism cell, causes the death of growth cell and the death of regeneration cell to reach the effect of disinfecting.

The working principle is as follows: firstly, protein feed, energy feed, coarse feed and additives are respectively poured into four raw material barrels 4, then the materials are fed, an electromagnetic valve 6 on a first discharging pipe 5 is opened, raw materials in the raw material barrels 4 respectively enter a material conveying barrel 8 at the end of the first discharging pipe 5, a first motor 7 is started, an output shaft of the first motor 7 drives a spiral conveying rod 9 in the material conveying barrel 8 to rotate, the raw materials can only move forwards along the bottom of the material conveying barrel 8 under the pushing of blades of the spiral conveying rod 9, the raw materials enter a space between a first milling disc 11 and a second milling disc 12 along with the continuous extrusion of the blades of the spiral conveying rod 9, the two discs rub with each other to further mill the raw materials into powder, so that a plurality of individuals with different shapes are converted into a uniform powder state, the milled raw materials enter a weighing hopper 15 through a second discharging pipe 14, because the electromagnetic valve 6 at the lower end of the weighing hopper 15 is in a closed state, raw materials can be accumulated inside the weighing hopper 15, a processing person sets the weighing sensor 16 in advance according to the weight ratio of different raw materials, the raw materials are gradually accumulated inside the weighing hopper 15, when the set value is reached, the weighing sensor 16 transmits a signal to the single chip microcomputer, the single chip microcomputer closes the electromagnetic valve 6 on the first discharging pipe 5 and opens the electromagnetic valve 6 on the second discharging pipe 14, so that the weighed raw materials smoothly fall into the stirring cylinder 1, when the raw materials subjected to weighing ratio completely enter the stirring cylinder 1, the second motor 29 is started, the spiral stirring rod 22 inside the stirring cylinder 1 is driven to rotate under the transmission of the reducer 28, the heating device 24 is started in the stirring process, the internal temperature is raised to 40-50 ℃ in cooperation with purified water injected in advance, make the raw materials mix in this temperature range interval, the inside mixing temperature is known between the outside thermometer 26 of processing personnel accessible, while temperature sensor 25 accessible singlechip is adjusted heating device 24's temperature, make it keep in suitable temperature interval, it is relatively poor to avoid the low mixing efficiency that leads to of temperature, avoid the high nutrient composition that leads to of high temperature to be destroyed simultaneously, in the mixing process, open sterilamp 33, utilize the ultraviolet ray of appropriate wavelength to destroy the molecular structure of DNA or RNA in the microorganism organism cell, cause the death of growth cell and the death of regeneration cell, thereby reach the sterile effect of disinfecting, after the mixture is accomplished, collect the processing through discharge gate 27 to pig feed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dosing unit for pig feed production, includes churn (1), its characterized in that: an upper cover (2) is installed at the upper end of the stirring cylinder (1), the stirring cylinder (1) is in sealing connection with the upper cover (2), four raw material cylinders (4) are uniformly distributed along the circumference and are arranged above the upper cover (2), a material conveying cylinder (8) is arranged below each raw material cylinder (4), a first blanking pipe (5) is hermetically fixed between each material conveying cylinder (8) and each raw material cylinder (4), a batching mechanism (3) is arranged on one side of each material conveying cylinder (8), the batching mechanism (3) and the upper cover (2) are fixed through bolts, a weighing hopper (15) is installed inside the batching mechanism (3), a second blanking pipe (14) is arranged between each weighing hopper (15) and the stirring cylinder (1), a third blanking pipe (19) is hermetically fixed between each weighing hopper (15) and the stirring cylinder (1), and a spiral stirring rod (22) is installed below the inside the stirring cylinder (1), the inner wall of the mixing drum (1) is internally provided with four heating devices (24) which are uniformly distributed along the circumference, one side of the lower end of the mixing drum (1) is hermetically fixed with a discharge hole (27), and the outer parts of the first discharging pipe (5), the second discharging pipe (14) and the third discharging pipe (19) are fixedly provided with electromagnetic valves (6).

2. A dosing device for pig feed production according to claim 1, characterized in that: one side fixed mounting of conveying cylinder (8) outside has first motor (7), and the output shaft of first motor (7) passes through the shaft coupling transmission with auger delivery pole (9) and is connected, the outside of auger delivery pole (9) be provided with the helical blade of auger delivery pole (9) looks adaptation, and the helical blade laminates with the inner wall of conveying cylinder (8) mutually.

3. A dosing device for pig feed production according to claim 2, characterized in that: a first milling disc (11) is arranged at one end of the spiral conveying rod (9) far away from the first motor (7), a connecting block (31) is fixedly arranged at the middle position of the first milling disc (11), and the spiral conveying rod (9) and the first milling disc (11) are welded and fixed through a connecting block (31), four through holes (32) are divided among the connecting blocks (31), a shielding cover (10) is arranged outside the first milling disc (11), and the shielding cover (10) is fixed with the material conveying cylinder (8) through bolts, one side of the first milling disc (11) is provided with a second milling disc (12), and second crocus disc (12) and housing (10) welded fastening, the inboard of first crocus disc (11) and second crocus disc (12) all is provided with grinds line (30), and the adaptation of each other between the line of grinding (30).

4. A dosing device for pig feed production according to claim 1, characterized in that: the automatic material distribution device is characterized in that the weighing hopper (15) is respectively in sliding connection with the second discharging pipe (14) and the third discharging pipe (19), weighing sensors (16) are mounted at the upper ends of two sides of the weighing hopper (15), one ends of the weighing sensors (16) are fixed with the material distribution mechanism (3) through screws, the other ends of the weighing sensors (16) are fixedly connected with the weighing hopper (15) through fixing blocks (21), and the material distribution mechanism (3) is fixedly connected with the material conveying cylinder (8) through a supporting plate (13).

5. A dosing device for pig feed production according to claim 4, characterized in that: both sides of the inner lower end of the batching mechanism (3) are provided with sliding chutes (17), connecting arms (18) are arranged inside the sliding chutes (17), the connecting arms (18) are connected with the sliding chutes (17) in a sliding mode, and the connecting arms (18) are fixedly connected with weighing hoppers (15).

6. A dosing device for pig feed production according to claim 1, characterized in that: the utility model discloses a mixing drum, including churn (1), the intermediate position department of churn (1) bottom installs second motor (29), be connected through reduction gear (28) transmission between the output shaft of second motor (29) and spiral puddler (22), the fixed sill bar (23) that is provided with in bottom of spiral puddler (22), and the lower extreme and the churn (1) of sill bar (23) laminate mutually.

7. A dosing device for pig feed production according to claim 1, characterized in that: one side fixed mounting of churn (1) has thermometer (26), temperature sensor (25) are installed to the lower extreme of churn (1) opposite side, and temperature sensor (25) extend to the inside of churn (1), temperature sensor (25) pass through singlechip electric connection with heating device (24).

8. A dosing device for pig feed production according to claim 1, characterized in that: all install sterilamp (33) between heating device (24), and sterilamp (33) use the centre of a circle of churn (1) to be the original point and be the symmetric distribution, the front end of sterilamp (33) all is provided with toughened glass (20), and toughened glass (20) and churn (1) are sealed fixed.