Feed preforming device and working method for trace element premix feed

Abstract

A feed preforming device for trace element premix feed includes a feeding device, a double-shaft blade stirring device, a stirring barrel discharging mechanism, a strip forming device and a post-forming feed equalizing device arranged from left to right in sequence, the feeding device includes a pit and a pit cover, a storage component is arranged in the pit, a feeding component is arranged above the storage component, a hoist is arranged on the right side of the storage bin component, and a first exhaust pipe is arranged beside the hoist. The new design of the present invention is reasonable, easy to maintain, reduces the labor intensity of workers, facilitates specialized production, and improves labor production efficiency.

Description

Technical Field

[0001] The invention relates to a feed preforming device applied to trace element premixed feed. Background Art

[0002] Premix feed refers to a mixture of one or more additive raw materials and a carrier or diluent that is evenly stirred. It is also called additive premix or premix. Its purpose is to facilitate the uniform dispersion of trace amounts of raw materials in a large amount of compound feed.

[0003] Since premixed feeds need to be mixed with ordinary feeds in the end, they are often made into granules. However, it is difficult to make granules in one go and there are problems such as uneven particle size. Therefore, the premixed feeds need to be made into strips first and then crushed into granules. Summary of the invention

[0004] The object of the present invention is to provide a feed preforming device applied to trace element premix feed, which can complete the preforming of feed and has a compact structure and is easy to maintain.

[0005] The technical solution of the present invention is: a feed preforming device applied to trace element premix feed, including a feeding device, a double-axis blade stirring device, a stirring barrel discharging mechanism, a strip forming device and a post-forming feed equalization device which are arranged in sequence from left to right, the feeding device includes a pit and a pit cover, a storage assembly is arranged in the pit, a feeding assembly is arranged above the storage assembly, a hoist is arranged on the right side of the storage assembly, and a first air exhaust pipe is arranged on the side of the hoist.

[0006] Furthermore, the material storage assembly includes a material storage bin, a material storage bin feed port is arranged on the top of the material storage bin, a first annular flange is arranged on the upper part of the material storage bin feed port, a sieve plate assembly is arranged inside the first annular flange, and a vibration generator is arranged on the side of the material storage bin; the bottom plate of the material storage bin is inclined downward, and a material storage bin discharge port is arranged at its end, a second annular flange is arranged at the lower part of the material storage bin discharge port, and a first flow guide pipe is arranged on the second annular flange; a plurality of fixing columns are arranged below the material storage bin, and the fixing columns are connected to the material storage bin via springs; the sieve plate assembly includes an upper and lower two layers of sieve plates, the upper sieve plate has a large aperture, and the lower sieve plate has a small aperture, and the two layers A plurality of bouncing balls are arranged between the screen plates; the feeding assembly comprises a dust hood fixedly connected to the pit cover plate, a dust hood feed port is arranged on the top of the dust hood, a feed hopper is arranged below the dust hood feed port, a grid plate is arranged in the feed hopper, and a second guide pipe is arranged at the discharge port of the feed hopper; the discharge port of the feed hopper is located directly above the inlet of the storage bin, and the end of the second guide pipe leads to the first annular flange; the elevator is a bucket elevator, an elevator feed hopper is arranged at the lower part of the elevator, an elevator discharge port is arranged at the upper part of the elevator, an elevator feed port is arranged at the upper part of the elevator feed hopper, and the first guide pipe penetrates into the elevator feed port.

[0007] Furthermore, the double-axis blade stirring device includes a stirring body, a feeding assembly is arranged on the top of the stirring body, a stirring mechanism is arranged in the stirring body, a diverter rib is arranged on the lower part of the stirring body, and a stirring outlet is arranged on both sides of the diverter rib at the bottom of the stirring body; the feeding assembly includes a feeding box arranged on the top of the stirring body, a feeding pipe and a liquid inlet pipe are arranged on the feeding box, the feeding pipe is connected to the lifting machine outlet, a shower is arranged at the end of the liquid inlet pipe, a water injection pipe is arranged on the side wall of the stirring body, and a second air exhaust pipe is arranged on the side of the feeding box.

[0008] Furthermore, a mixer frame is provided below the mixer body, an observation window is provided on one arc side wall of the mixer body, and a sealing door is provided on the other arc wall of the mixer body; the mixing mechanism comprises two rotating shafts penetrating the mixer body, the rotating shafts are mounted in the mixer body via rolling bearings provided at both ends of the rotating shafts, a first motor is provided on one side of the mixer body, and the first motor is connected to the two rotating shafts via a chain drive; a plurality of stirring rods are evenly distributed on the rotating shaft, stirring blades are provided on the stirring rods, and the stirring blades are arc-shaped blades; the diverter prism is a triangular prism, and one side of the triangular prism is tightly fixed to the bottom surface of the mixer body.

[0009] Furthermore, the mixing barrel discharge mechanism includes an arc door arranged at the mixer discharge port, the arc door is arranged on the opening and closing mechanism, and a driving system for driving the opening and closing mechanism is arranged on the outside of the mixer frame; the discharge port is provided with a step protrusion, and a rubber sealing gasket is provided on the step protrusion; a stainless steel plate is attached to the side of the arc door facing the inside of the mixing barrel.

[0010] Furthermore, the opening and closing mechanism includes at least one opening and closing shaft that passes through the mixer frame, the opening and closing shaft corresponding to the mixer discharge port one by one, the opening and closing shaft being mounted in the mixer frame via rolling bearings arranged at both ends of the opening and closing shaft, at least one connecting arm being arranged on the opening and closing shaft, at least one fixing stud being arranged on the connecting arm, and the top end of the fixing stud being fixedly connected to the arc door; the driving system includes a central rotating shaft arranged on the outside of the mixer frame, a multi-head rocker being arranged on the top end of the central rotating shaft, a rocker being arranged on the top end of the opening and closing shaft, and the multi-head rocker being connected to the rocker by a connecting rod; the driving system also includes a cylinder arranged on the outside of the mixer frame, the rear end of the cylinder body of the cylinder being hinged to the frame, and the top end of the cylinder push rod being hinged to the multi-head rocker; a slide trough and a material storage trough are arranged below the mixer frame.

[0011] Furthermore, the strip forming device includes a feeding funnel, a first auger device is installed at the bottom of the feeding funnel, the discharge port of the feeding funnel is connected to the input port of the first auger device, a grille is screwed on the output port of the first auger device, and a stainless steel perforation is arranged between the grille and the output port of the first auger device; the first auger device includes an auger cylinder sleeve, an auger shaft driven by an external second motor is sleeved in the auger cylinder sleeve, and a rotating extrusion blade that rotates synchronously with the auger shaft is screwed on the end surface of the output end of the auger shaft; a plurality of damping bolts are screwed on the outer periphery of the auger cylinder sleeve, the damping bolts pass through the outer wall of the auger cylinder sleeve and extend into the auger cylinder sleeve, and a yield ring groove is arranged on the auger shaft corresponding to the damping bolts; the rotating extrusion blade includes a blade holder, the blade holder is circular, and two blade fixing plates are symmetrically arranged on the blade holder with the center of the circle as the midpoint, a blade slot parallel to the blade fixing plate is arranged between the blade fixing plate and the blade holder, a blade is welded in the blade slot, and the cutting edge of the blade is inclined to the vertical plane.

[0012] Furthermore, a stirring shaft driven by a second motor is vertically arranged in the middle of the feeding funnel, and a second auger shaft is connected to the lower end of the stirring shaft, and the second auger shaft is sleeved in the discharge port of the feeding funnel; a motor fixing frame is horizontally arranged on the upper part of the feeding funnel, and a third motor is vertically screwed to the motor fixing frame and connected to the upper end of the stirring shaft through a coupling; a first stirring blade and a second stirring blade are screwed on the stirring shaft from bottom to top, and the first stirring blade is a V-shaped rod A, and one rod of the V-shaped rod A is horizontal It is fixedly connected to the stirring shaft, and the other rod is abutted against the side wall of the feeding funnel. The first stirring blade is a V-shaped rod B, one of which is horizontally fixed to the stirring shaft, and the other rod is abutted against the side wall of the feeding funnel, and the side wall position abutted does not intersect with the abutment position of the side wall of the first stirring blade; the first stirring blade and the second stirring blade are at an angle of 180 degrees; the stirring shaft is fixed with an upper and a lower fixed sleeve, and the first stirring blade and the second stirring blade are respectively screwed to the lower and upper fixed sleeves.

[0013] Furthermore, the post-forming feed distribution device includes a round roller with one end driven to rotate by a fourth motor, and the round roller is evenly distributed with a plurality of groups of crushing and distributing devices along its length direction, and the crushing and distributing device includes four stirring plates evenly distributed along the circumference of the round roller surface, and two adjacent stirring plates are staggered, and the relative stirring plates are located on the same vertical plane, and the stirring plates are arc-shaped and the arc openings of the stirring plates of a single crushing and distributing device are in the same direction as the round roller rotates, and the arc openings of the stirring plates in different crushing and distributing devices are facing in different directions; the round roller is located at the lower part of the output port of the first auger device, and a conveying device is arranged below the round roller.

[0014] Furthermore, the arc-shaped opening of the stirring plate in the crushing and equalizing device near the fourth motor end faces the direction of the fourth motor, and the arc-shaped opening of the stirring plate flips at a certain angle as the round roller extends to the left, until the arc-shaped opening direction of the stirring plate in the middle of the round roller is perpendicular to the extension direction of the round roller, and then continues to flip, and the arc-shaped opening direction of the stirring plate gradually turns to the left until the end faces the bearing seat at the left end of the round roller, that is, except for the crushing and equalizing device in the middle, other crushing and equalizing devices are symmetrical along the left and right of the crushing and equalizing device in the middle of the round roller; the bearing seat has a built-in bearing and is horizontally connected by the round roller; the bottom of the stirring plate is fixedly connected to the surface of the round roller; an inclined guide plate is installed below the discharge port at the left and right ends, the upper end of the inclined guide plate is fixedly connected to the front end face of the discharge device, and the lower end extends to the top of the crushing and equalizing device.

[0015] A working method of a feed preforming device applied to trace element premix feed: solid material is put into the feed hopper of a feeding device, the solid material is screened by a screen plate assembly under the action of its own weight and enters a storage bin, and enters an elevator under the action of the inclined bottom plate of the storage bin, and in this process, the exhaust pipe sucks away and collects all the dust, the solid material is put into a double-axis blade stirring device under the action of the elevator, and at the same time, a proper amount of solvent and water are added to the double-axis blade stirring device, the solid material, the solvent and the water are turned into a mixture under the action of the stirring mechanism, the stirring state is confirmed through an observation window, after the stirring is completed, the cylinder of the stirring barrel discharge mechanism is started, the arc door is opened, the stirred material enters the storage trough, and then enters the feeding funnel from the storage trough, is pushed into the first auger under the action of the second auger, becomes short strips under the action of the first auger and a blade, and falls into the feed equalizing device under the action of its own weight, and is evenly distributed on the conveying mechanism after being broken up by the stirring plate.

[0016] Compared with the prior art, the present invention has the following advantages: the present invention has a compact structure and is easy to maintain. In the feeding device, the dust hood and the feeding hopper are higher than the ground to prevent dust and the like from falling into the storage bin during walking and carrying; two layers of sieve plates and bouncing balls are provided to enhance the feeding capacity and avoid blockage; a first exhaust pipe is provided so that the dust raised after the raw materials are poured in is sucked away through the gap between the dust hood and the feeding hopper. In the stirring device, a diverter ridge is provided to prevent uneven mixing caused by material accumulation; the liquid inlet and the feeding port are separately provided to prevent the pipe from being blocked after the particles are dissolved; a second exhaust pipe is provided so that the dust during feeding and the odor during mixing are quickly discharged, thereby reducing the labor intensity. In the discharging device of the mixing barrel, a cylinder is used as the power source to avoid manual operation and reduce the danger; a stainless steel plate is provided on the arc door to resist corrosion, so that the maintenance cost of the mechanism is greatly reduced; multiple discharge ports can be provided so that the mechanism can be used on a large mixing barrel with high adaptability. In the feed equalization device after forming, stirring plates with left and right offset distribution are arranged, which not only ensures that the gaps of adjacent crushing and equalization devices are filled, but also prevents the problem of incomplete chopping due to gaps when the circular roller drives the crushing and equalization device to rotate and chop the mixed feed; the mixed feed is evenly distributed to the surface of the conveying device through the arc surface of the stirring plate, and finally transported to the next step through the conveying device, which can avoid installing an equalization and paving device on the conveying device, saving costs. The invention has a reasonable design, reduces the labor intensity of workers, facilitates specialized production, and improves labor production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the present invention (omitting the room building for fixing various devices);

[0018] Figure 2 It is a schematic diagram of the structure of the feeding device;

[0019] Figure 3 for Figure 2 Enlarged view of area I;

[0020] Figure 4 for Figure 2 Enlarged view of the middle II area;

[0021] Figure 5 It is a schematic diagram of the structure of a double-shaft blade stirring device;

[0022] Figure 6 It is a top view of a double-shaft blade stirring device;

[0023] Figure 7 This is a schematic diagram of the internal structure of the mixing barrel discharging mechanism;

[0024] Figure 8 This is a schematic diagram of the external structure of the mixing barrel discharging mechanism;

[0025] Fig. 9 for Figure 7 Enlarged view of area V;

[0026] Fig.10 It is a schematic diagram of the structure of the strip forming device;

[0027] Fig.11 It is a side view of the strip forming device;

[0028] Fig.12 for Fig.10 Enlarged view of the middle III area;

[0029] Fig.13 for Fig.11 Enlarged view of middle IV region;

[0030] Fig.14 This is a schematic diagram of the structure of the device for evenly distributing feed after forming;

[0031] In the figure: A-feeding device, B-double-shaft blade stirring device, C-mixing barrel discharging mechanism, D-strip forming device, E-feed equalization device after forming, A1-pit, A2-pit cover, A3-elevator, A4-first air extraction pipe, A5-storage bin, A6-storage bin inlet, A7-first annular flange, A8-vibration generator, A9-storage bin outlet, A10-second annular flange, A11-first guide pipe, A12-fixed column, A13-spring, A 14-upper sieve plate, A15-lower sieve plate, A16-bouncing ball, A17-dust cover, A18-feed hopper, A19-grid plate, A20-second guide pipe, A21-elevator feed hopper, A22-elevator feed port, B1-mixer body, B2-dividing edge, B3-mixer outlet, B4-mixer frame, B5-observation window, B6-sealed door, B7-feed box, B8-feed pipe, B9-liquid inlet pipe, B10-shower, B11-water injection pipe, B12 -Second exhaust pipe, B13-rotating shaft, B14-rolling bearing, B15-first motor, B16-stirring stick, B17-stirring blade, C1-arc door, C2-step protrusion, C3-rubber sealing pad, C4-stainless steel plate, C5-opening and closing shaft, C6-connecting arm, C7-fixing stud, C8-nut, C9-center rotating shaft, C10-multi-head rocker, C11-rocker, C12-connecting rod, C13-cylinder, C14-slide, C15-storage trough, D1-feeding Funnel, D2-first cylinder sleeve, D3-second cylinder sleeve, D4-auger shaft, D5-second motor, D6-stirring shaft, D7-second auger shaft, D8-first stirring blade, D9-second stirring blade, D10-third motor, D11-motor fixing bracket, D12-blade holder, D13-blade, D14-blade fixing plate, D15-grid, E1-round roller, E2-crushing and equalizing device, E3-stirring plate, E4-conveying device, E5-bearing seat, E6-inclined guide plate. DETAILED DESCRIPTION

[0032] In order to make the above features and advantages of the present invention more easily understood, embodiments are given below with reference to the accompanying drawings for detailed description, but the present invention is not limited thereto.

[0033] refer to Figure 1-Figure 14 .

[0034] In a preferred embodiment of the present invention, a feed preforming device applied to trace element premix feed includes a feeding device A, a double-axis blade stirring device B, a stirring barrel discharging mechanism C, a strip forming device D and a post-forming feed equalization device E, which are arranged in sequence from left to right, and the feeding device includes a pit A1 and a pit cover A2, a storage assembly is arranged in the pit, a feeding assembly is arranged above the storage assembly, a hoist A3 is arranged on the right side of the storage assembly, a first exhaust pipe A4 is arranged on the side of the hoist, the first exhaust pipe passes through the pit cover from top to bottom and is connected to the pit, and a large exhaust fan is arranged at the other end of the first exhaust pipe.

[0035] In this embodiment, the material storage assembly includes a material storage bin A5, a material storage bin feed port A6 is provided on the top of the material storage bin, a first annular flange A7 is provided on the upper part of the material storage bin feed port, a sieve plate assembly is provided inside the first annular flange, and a vibration generator A8 is provided on the side of the material storage bin. When working, the vibration generator makes the material storage bin vibrate, and forms a vibrating screen structure with the sieve plate assembly to accelerate the passage of raw materials.

[0036] In this embodiment, the bottom plate of the storage bin is tilted downward, and a storage bin discharge port A9 is provided at its end. Since the vibrator causes the storage bin to vibrate, the free sliding of the raw materials is accelerated. A second annular flange A10 is provided at the lower part of the storage bin discharge port, and a first guide tube A11 is provided on the second annular flange. The first guide tube is made of pure cotton cloth to prevent the vibration of the storage bin from affecting other equipment.

[0037] In this embodiment, a plurality of fixed columns A12 are arranged under the storage bin, and the fixed columns are connected to the storage bin via springs A13 to increase the amplitude of vibration of the storage bin, so that the raw materials fall faster and reduce the impact on other equipment.

[0038] In this embodiment, the sieve plate assembly includes two layers of sieve plates, the upper sieve plate A14 has a large aperture, the lower sieve plate A15 has a small aperture, and a plurality of bouncing balls A16 are arranged between the two sieve plates. Due to the vibration of the storage bin, the bouncing balls collide back and forth between the two sieve plates to prevent the raw materials from agglomerating and clogging the sieve.

[0039] In this embodiment, the feeding assembly includes a dust hood A17 fixedly connected to the pit cover, a dust hood feed port is arranged on the top of the dust hood, a feed hopper A18 is arranged below the dust hood feed port, and a first exhaust pipe draws air from the gap between the dust hood and the feed hopper so that the raised dust is sucked away to avoid dust pollution. A grid plate A19 is arranged in the feed hopper to prevent foreign matter from being brought into the equipment and causing damage to the equipment. A second guide pipe A20 is arranged at the discharge port of the feed hopper, and the second guide pipe is made of pure cotton cloth to avoid the vibration of the storage bin from affecting other equipment.

[0040] In this embodiment, the discharge port of the feed hopper is located directly above the inlet port of the storage bin, and the end of the second flow guide pipe leads to the first annular flange to prevent material from being spilled.

[0041] In this embodiment, the elevator is a bucket elevator, and an elevator feed hopper A21 is provided at the lower part of the elevator, an elevator discharge port is provided at the upper part of the elevator, and an elevator feed port A22 is provided at the upper part of the elevator feed hopper, and the first guide pipe is inserted into the elevator feed port to prevent material from being spilled.

[0042] The double-shaft blade stirring device comprises a stirring body B1, a feeding assembly is arranged on the top of the stirring body, a stirring mechanism is arranged inside the body, a diverter rib B2 is arranged at the bottom of the body, and a stirring machine discharge port B3 is arranged on both sides of the diverter rib at the bottom of the body.

[0043] In this embodiment, the feeding assembly includes a feeding box B7 arranged on the top of the mixing machine body, and a feeding pipe B8 and a liquid inlet pipe B9 are arranged on the feeding box, and the feeding pipe is connected to the discharge port of the elevator, and the feeding pipe is used to input solid materials, and a shower head B10 is arranged at the end of the liquid inlet pipe, and the liquid inlet pipe is used to input solvents, and a liquid storage tank and a water pump are arranged at the other end of the liquid inlet pipe, and a water injection pipe B11 is arranged on the side wall of the machine body, and the water injection pipe is connected to the tap water pipe, and a filter is arranged at the connection point, and a second exhaust pipe is arranged on the side of the feeding box, and the other end of the second exhaust pipe B12 is connected to a large exhaust fan, and the second exhaust pipe is used to suck a large amount of dust generated when powder materials are input, odor generated during mixing, and hot and humid air generated by the heat of the feed during mixing.

[0044] In this embodiment, a mixer frame B4 is provided under the machine body, and an observation window B5 is provided on one arc side wall of the mixer body to observe the stirring situation and intervene in time. A sealing door B6 is provided on the other arc wall of the mixer body to facilitate intervention in the stirring situation in the stirring device to prevent the generation of waste.

[0045] In this embodiment, the stirring mechanism includes two rotating shafts B13 that penetrate the stirring body. The rotating shafts are mounted in the stirring body via rolling bearings B14 arranged at both ends of the rotating shafts. The rolling bearings are arranged on the outside of the stirring body to prevent feed from contaminating the ball rolling path. A first motor B15 is arranged on one side of the stirring body. The first motor is connected to the two rotating shafts via a chain drive. The motor frequency is adjustable to meet different mixing requirements.

[0046] In this embodiment, a plurality of stirring rods B16 are evenly distributed on the rotating shaft, and stirring blades are provided on the stirring rods, and the blades are arc-shaped blades B17.

[0047] In this embodiment, the diverter prism is a triangular prism, and one side surface of the triangular prism is tightly fixed to the bottom surface of the mixer body.

[0048] In this embodiment, the mixing barrel discharge mechanism includes an arc door C1 arranged at the mixer discharge port. After opening, the arc door can also guide the material discharged from the discharge port to control the landing point of the material. The arc door is arranged on the opening and closing mechanism, and a driving system for driving the opening and closing mechanism is arranged on the outside of the mixer frame.

[0049] In this embodiment, the discharge port is provided with a stepped protrusion C2, and a rubber sealing pad C3 is provided on the stepped protrusion to prevent leakage.

[0050] In this embodiment, a stainless steel plate C4 is attached to the side of the arc door facing the mixing barrel to prevent the arc door from being corroded and damaged, while reducing the requirements on the material of the arc door and reducing the cost.

[0051] In this embodiment, the opening and closing mechanism includes at least one opening and closing shaft C5 that passes through the mixer frame, and the opening and closing shaft corresponds to the discharge port one by one. The opening and closing shaft is mounted in the mixer frame via rolling bearings arranged at both ends of the opening and closing shaft. The rolling bearings are arranged on the outside of the mixer frame to prevent feed from contaminating the ball raceway. At least one connecting arm C6 is arranged on the opening and closing shaft, and one end of the connecting arm connected to the opening and closing shaft is a circular ring. The circular ring is sleeved on the opening and closing shaft and fixed by bolts. At least one fixing stud C7 is arranged on the connecting arm, and the fixing stud is fixedly connected to the connecting arm by nuts C8 arranged on both sides of the connecting arm, and the top of the fixing stud is fixedly connected to the arc door.

[0052] In this embodiment, the driving system includes a central rotating shaft C9 arranged on the outside of the mixer frame, a multi-head rocker C10 is arranged at the top of the central rotating shaft, a rocker C11 is arranged at the top of the opening and closing axis, the multi-head rocker is connected to the rocker by a connecting rod C12, the connection method of the connecting rod to the multi-head rocker and the rocker is hinged, and the multi-head rocker, rocker, connecting rod and mixer frame form a planar four-bar mechanism.

[0053] In this embodiment, the driving system also includes a cylinder C13 arranged on the outside of the mixer frame, the rear end of the cylinder body of the cylinder is hinged to the mixer frame, and the top end of the cylinder push rod is hinged to the multi-head rocker. When the cylinder push rod is pushed out or retracted, the multi-head rocker is driven to rotate, so that each rocker drives each opening and closing shaft to rotate.

[0054] In this embodiment, a slide trough C14 and a storage trough C15 are provided below the mixer frame to facilitate the storage of the mixed feed.

[0055] In this embodiment, the strip forming device includes a feeding funnel D1, a connecting pipe connected to the storage tank is arranged on the upper side of the feeding funnel, a first auger device is installed at the bottom of the feeding funnel, the discharge port of the feeding funnel is connected to the input port of the first auger device, a grille D15 is screwed on the output port of the first auger device, and a stainless steel perforation is arranged between the grille and the output port of the first auger device.

[0056] In this embodiment, the first auger device includes an auger cylinder sleeve, in which an auger shaft D4 driven by an external second motor D5 is installed, and a rotating extrusion blade that rotates synchronously with the auger shaft is screwed on the end face of the output end of the auger shaft; the auger cylinder sleeve includes a first cylinder sleeve D2 and a second cylinder sleeve D3, the first cylinder sleeve and the second cylinder sleeve are screwed together by a flange, and the discharge port of the feed funnel is connected to the outer periphery of the first cylinder sleeve and connected to the interior of the first cylinder sleeve.

[0057] In this embodiment, a plurality of damping bolts are threaded on the outer periphery of the auger cylinder sleeve. The damping bolts penetrate the outer wall of the auger cylinder sleeve and extend into the auger cylinder sleeve. A clearance ring groove is provided on the auger shaft corresponding to the damping bolts. The screw-in amount of the damping bolts is adjusted according to different materials, thereby controlling the flow rate of the material.

[0058] In this embodiment, the rotary extrusion blade includes a blade holder D12, which is circular in shape. Two blade fixing plates D14 are integrally formed on the blade holder symmetrically with the center of the circle as the midpoint. There is only a blade slot parallel to the blade fixing plate between the blade fixing plate and the blade holder. A blade D13 is welded in the blade slot. The blade edge is inclined to the vertical plane, and the blade can propel, divert, and cut off materials.

[0059] In this embodiment, a stirring shaft D6 driven by a third motor D10 is vertically arranged in the middle of the feeding funnel, and a second auger shaft D7 is welded to the lower end of the stirring shaft. The second auger shaft is mounted in the discharge port of the feeding funnel.

[0060] In this embodiment, a motor fixing bracket D11 is horizontally placed on the upper part of the feeding funnel, and the third motor is vertically screwed to the motor fixing bracket and connected to the upper end of the stirring shaft through a coupling.

[0061] In this embodiment, the stirring shaft is screwed with a first stirring blade D8 and a second stirring blade D9 from bottom to top, the first stirring blade is a V-shaped rod A, one rod of the V-shaped rod A is horizontally fixed to the stirring shaft, and the other rod is abutted against the side wall of the feeding funnel, and the first stirring blade is a V-shaped rod B, one rod of the V-shaped rod B is horizontally fixed to the stirring shaft, and the other rod is abutted against the side wall of the feeding funnel and the side wall position abutted does not intersect with the side wall abutment position of the first stirring blade.

[0062] In this embodiment, the first stirring blade and the second stirring blade form an angle of 180 degrees.

[0063] In this embodiment, the stirring shaft is fitted with upper and lower fixing sleeves, and a horizontal rod is integrally formed on the outer periphery of the fixing sleeve. The first stirring blade and the second stirring blade are screwed to the horizontal rods of the lower and upper fixing sleeves respectively.

[0064] In this embodiment, the post-forming feed distribution device includes a round roller E1, one end of which is driven to rotate by a fourth motor, and the round roller is evenly distributed with a plurality of groups of crushing and distributing devices E2 along its length direction. The crushing and distributing device includes four stirring plates E3 evenly distributed along the circumference of the round roller surface, and two adjacent stirring plates are staggered, and the relative stirring plates are located on the same vertical plane. The stirring plates are all arc-shaped, and the arc openings of the stirring plates of a single crushing and distributing device are in the same direction as the round roller rotates, and the arc openings of the stirring plates in different crushing and distributing devices are facing in different directions; the stirring plates are all screwed and fastened to the round roller by bolts, and the angle of the stirring plates can be adjusted by adding or removing gaskets to achieve the best crushing and distributing effect.

[0065] In this embodiment, the round roller is located at the lower part of the output port of the first auger device, and a conveying device E4 is provided below the round roller.

[0066] In this embodiment, the arc-shaped opening of the stirring plate in the crushing and equalizing device near the fourth motor end faces the direction of the fourth motor. As the round roller extends to the left, the arc-shaped opening of the stirring plate flips at a certain angle until the arc-shaped opening direction of the stirring plate in the middle of the round roller is perpendicular to the extension direction of the round roller. Then it continues to flip, and the arc-shaped opening direction of the rear stirring plate gradually turns to the left until the end faces the bearing seat E5 at the left end of the round roller. That is, except for the crushing and equalizing device in the middle, the other crushing and equalizing devices are symmetrical along the left and right of the crushing and equalizing device in the middle of the round roller. This design can ensure that the crushed feed can be fully crushed while the feed falling from different feeding ports is spread and evenly distributed on the surface of the conveying device to better carry out the next step.

[0067] In this embodiment, each crushing and dividing device is fan-shaped, but because the adjacent stirring plates are staggered left and right, the gaps between adjacent crushing and dividing devices are filled, and when the circular roller drives the crushing and dividing device to rotate and chop the mixed feed, there will be no problem of incomplete chopping due to gaps.

[0068] In this embodiment, the bearing seat has a built-in bearing and is horizontally penetrated by a round roller.

[0069] In this embodiment, the bottom of the stirring plate is fixedly connected to the surface of the round roller.

[0070] In this embodiment, inclined guide plates E6 are installed below the left and right discharge ports, the upper ends of which are fixedly connected to the lower part of the discharge port of the first auger device, and the lower ends thereof extend above the crushing and equalizing device.

[0071] A working method of a feed preforming device applied to trace element premix feed: solid material is put into the feed hopper of a feeding device, the solid material is screened by a screen plate assembly under the action of its own weight and enters a storage bin, and enters an elevator under the action of the inclined bottom plate of the storage bin, and in this process, the exhaust pipe sucks away and collects all the dust, the solid material is put into a double-axis blade stirring device under the action of the elevator, and at the same time, a proper amount of solvent and water are added to the double-axis blade stirring device, the solid material, the solvent and the water are turned into a mixture under the action of the stirring mechanism, the stirring state is confirmed through an observation window, after the stirring is completed, the cylinder of the stirring barrel discharge mechanism is started, the arc door is opened, the stirred material enters the storage trough, and then enters the feeding funnel from the storage trough, is pushed into the first auger under the action of the second auger, becomes short strips under the action of the first auger and a blade, and falls into the feed equalizing device under the action of its own weight, and is evenly distributed on the conveying mechanism after being broken up by the stirring plate.

[0072] The above description is only a preferred embodiment of the present invention. For ordinary technicians in this field, according to the teachings of the present invention, it does not require creative labor to design different forms of feed preforming devices and methods of use for trace element premix feed. Without departing from the principles and spirit of the present invention, all equal changes, modifications, substitutions and variations made within the scope of the patent application of the present invention should fall within the scope of the present invention.

Claims

1. A feed preforming device for trace element premix feed, characterized in that: It includes a feeding device, a double-shaft blade stirring device, a stirring barrel discharging mechanism, a strip forming device and a feed evenly dividing device after forming, which are arranged in sequence from left to right. The feeding device includes a pit and a pit cover. A storage component is arranged in the pit. A feeding component is arranged above the storage component. A hoist is arranged on the right side of the storage component. A first exhaust pipe is arranged beside the hoist. The first exhaust pipe passes through the pit cover from top to bottom and is connected to the pit. A large exhaust fan is arranged at the other end of the first exhaust pipe. The material storage assembly includes a material storage bin, a material storage bin feed port is arranged on the top of the material storage bin, a first annular flange is arranged on the upper part of the material storage bin feed port, a sieve plate assembly is arranged inside the first annular flange, and a vibration generator is arranged on the side of the material storage bin; the bottom plate of the material storage bin is inclined downward, and a material storage bin discharge port is arranged at its end, a second annular flange is arranged at the lower part of the material storage bin discharge port, and a first flow guide pipe is arranged on the second annular flange; a plurality of fixed columns are arranged below the material storage bin, and the fixed columns are connected to the material storage bin via springs; the sieve plate assembly includes an upper and lower two layers of sieve plates, the upper sieve plate has a large aperture, the lower sieve plate has a small aperture, and the two layers of sieve plates are connected to each other. A plurality of bouncing balls are arranged between the two sides; the feeding assembly comprises a dust hood fixedly connected to the pit cover plate, a dust hood feeding port is arranged on the top of the dust hood, a feeding hopper is arranged below the dust hood feeding port, a grid plate is arranged in the feeding hopper, and a second guide pipe is arranged at the discharge port of the feeding hopper; the discharge port of the feeding hopper is located directly above the feeding port of the storage bin, and the end of the second guide pipe leads to the first annular flange; the elevator is a bucket elevator, an elevator feeding hopper is arranged at the lower part of the elevator, an elevator discharge port is arranged at the upper part of the elevator, an elevator feeding port is arranged at the upper part of the elevator feeding hopper, and the first guide pipe penetrates into the elevator feeding port; The double-shaft blade stirring device comprises a stirring body, a feeding assembly is arranged on the top of the stirring body, a stirring mechanism is arranged inside the stirring body, a flow dividing ridge is arranged on the lower part of the stirring body, and a stirring machine discharge port is arranged on both sides of the flow dividing ridge at the bottom of the stirring body; the feeding assembly comprises a feeding box arranged on the top of the stirring body, a feeding pipe and a liquid inlet pipe are arranged on the feeding box, the feeding pipe is connected to the lifting machine discharge port, a shower is arranged at the end of the liquid inlet pipe, a water injection pipe is arranged on the side wall of the stirring body, and a second air extraction pipe is arranged on the side of the feeding box; A mixer frame is arranged below the mixer body, an observation window is arranged on one arc side wall of the mixer body, and a sealing door is arranged on the other arc wall of the mixer body; the stirring mechanism comprises two rotating shafts penetrating the mixer body, the rotating shafts are mounted in the mixer body via rolling bearings arranged at both ends of the rotating shafts, a first motor is arranged on one side of the mixer body, and the first motor is connected to the two rotating shafts via a chain transmission; a plurality of stirring rods are evenly distributed on the rotating shaft, and stirring blades are arranged on the stirring rods, and the stirring blades are arc-shaped blades; the diverter prism is a triangular prism, and one side of the triangular prism is tightly fixed to the bottom surface of the mixer body; the mixing barrel discharging mechanism comprises an arc door arranged at the mixer discharging port, the arc door is arranged on the opening and closing mechanism, and a driving system for driving the opening and closing mechanism is arranged on the outer side of the mixing frame; the discharging port is provided with a step protrusion, and a rubber sealing pad is arranged on the step protrusion; a stainless steel plate is attached to the side of the arc door facing the mixing barrel; The opening and closing mechanism includes at least one opening and closing shaft that passes through the mixer frame, the opening and closing shaft corresponding to the mixer discharge port one by one, the opening and closing shaft being mounted in the mixer frame via rolling bearings arranged at both ends of the opening and closing shaft, at least one connecting arm being arranged on the opening and closing shaft, at least one fixing stud being arranged on the connecting arm, and the top end of the fixing stud being fixedly connected to the arc door; the driving system includes a central rotating shaft arranged on the outside of the mixer frame, a multi-head rocker being arranged on the top end of the central rotating shaft, a rocker being arranged on the top end of the opening and closing shaft, and the multi-head rockers are connected to each other through connecting rods; the driving system also includes a cylinder arranged on the outside of the mixer frame, the cylinder body tail end of the cylinder is hinged to the frame, and the top end of the cylinder push rod is hinged to the multi-head rocker; a slide trough and a material storage trough are arranged below the mixer frame; The strip forming device comprises a feeding funnel, a first auger device is installed at the bottom of the feeding funnel, the discharge port of the feeding funnel is connected with the input port of the first auger device, a grille is screwed on the output port of the first auger device, and a stainless steel perforation is arranged between the grille and the output port of the first auger device; the first auger device comprises an auger cylinder sleeve, an auger shaft driven by an external second motor is sleeved in the auger cylinder sleeve, and a rotating extrusion blade which rotates synchronously with the auger shaft is screwed on the end surface of the output end of the auger shaft; a plurality of damping bolts are screwed on the outer periphery of the auger cylinder sleeve, the damping bolts pass through the outer wall of the auger cylinder sleeve and extend into the auger cylinder sleeve, and a yield ring groove is arranged on the auger shaft corresponding to the damping bolts; the rotating extrusion blade comprises a blade holder, the blade holder is circular, and two blade fixing plates are symmetrically arranged on the blade holder with the center of the circle as the midpoint, a blade slot parallel to the blade fixing plate is arranged between the blade fixing plate and the blade holder, a blade is welded in the blade slot, and the cutting edge of the blade is inclined to the vertical plane.

2. A feed preforming device for trace element premix feed according to claim 1, characterized in that: A stirring shaft driven by a third motor is vertically arranged in the middle of the feeding funnel, and a second auger shaft is connected to the lower end of the stirring shaft, and the second auger shaft is sleeved in the discharge port of the feeding funnel; a motor fixing frame is horizontally arranged on the upper part of the feeding funnel, and the third motor is vertically screwed to the motor fixing frame and connected to the upper end of the stirring shaft through a coupling; a first stirring blade and a second stirring blade are screwed on the stirring shaft from bottom to top, and the first stirring blade is a V-shaped rod A, one of which is horizontally fixed to the stirring shaft, and the other is abutted against the side wall of the feeding funnel; the first stirring blade is a V-shaped rod B, one of which is horizontally fixed to the stirring shaft, and one of which is abutted against the side wall of the feeding funnel, and the abutted side wall position does not intersect with the abutted side wall position of the first stirring blade; The first stirring blade and the second stirring blade form an angle of 180 degrees; the stirring shaft is provided with an upper and a lower fixing sleeve, and the first stirring blade and the second stirring blade are respectively screwed to the lower and the upper fixing sleeve.

3. A feed preforming device for trace element premix feed according to claim 2, characterized in that: The post-forming feed distribution device includes a round roller with one end driven to rotate by a fourth motor, and the round roller is evenly distributed with a plurality of groups of crushing and distributing devices along its length direction, and the crushing and distributing device includes four stirring plates evenly distributed along the circumference of the round roller surface, and two adjacent stirring plates are staggered, and the opposite stirring plates are located on the same vertical plane, and the stirring plates are arc-shaped, and the arc openings of the stirring plates of a single crushing and distributing device are in the same direction as the round roller rotates, and the arc openings of the stirring plates in different crushing and distributing devices are facing in different directions; the round roller is located at the lower part of the output port of the first auger device, and a conveying device is arranged below the round roller.

4. A feed preforming device for trace element premix feed according to claim 3, characterized in that: The arc-shaped opening of the stirring plate in the crushing and equalizing device near the fourth motor end faces the direction of the fourth motor. As the round roller extends to the left, the arc-shaped opening of the stirring plate flips at a certain angle until the arc-shaped opening of the stirring plate in the middle of the round roller is perpendicular to the extension direction of the round roller. Then it continues to flip, and the arc-shaped opening of the stirring plate gradually faces leftward until the end faces the bearing seat at the left end of the round roller, that is, except for the crushing and equalizing device in the middle, other crushing and equalizing devices are symmetrical along the left and right of the crushing and equalizing device in the middle of the round roller; the bearing seat has a built-in bearing and is horizontally connected by the round roller; the bottom of the stirring plate is fixedly connected to the surface of the round roller; an inclined guide plate is installed below the discharge port at the left and right ends, the upper end of the inclined guide plate is fixedly connected to the front end face of the discharge device, and the lower end extends to the top of the crushing and equalizing device.

5. A working method of a feed preforming device for trace element premix feed according to claim 4, characterized in that: Solid materials are put into the feed hopper of the feeding device. Under the action of their own weight, the solid materials are screened through the screen plate assembly and enter the storage bin, and enter the elevator under the action of the inclined bottom plate of the storage bin. In this process, the exhaust pipe sucks away and collects all the dust. The solid materials are put into the double-axis blade stirring device under the action of the elevator. At the same time, an appropriate amount of solvent and water are added to the double-axis blade stirring device. The solid materials, solvent and water become a mixture under the action of the stirring mechanism. The stirring state is confirmed through the observation window. After the stirring is completed, the cylinder of the discharging mechanism of the mixing barrel is started, and the arc door is opened. The stirred materials enter the storage trough and then enter the feeding funnel from the storage trough. They are pushed into the first auger under the action of the second auger, and become short strips under the action of the first auger and the blade, and fall into the feed equalization device under the action of their own weight. After being broken up by the stirring plate, they are evenly distributed on the conveying mechanism.

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