Production device and method of a feed additive

Abstract

The application discloses a feed additive production device and method, and relates to the feed processing technical field.The feed additive production device and method can make the feed extrude through multiple conical hoppers in the inside of multiple baffles, and drive the two-side cutting racks to reciprocatingly run through the cooperation of the transmission assembly, so that the cutting racks can slide downward under pressure and extrude the supporting springs during the cutting process, the shape of the feed can be prevented from being affected during the extrusion and cutting of the feed, and the granulation forming effect of the feed is further ensured compared with the traditional production device.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of feed processing, in particular to a production device and method of feed additive. BACKGROUND

[0002] Feed is the general term for the food of all animals raised by humans. In a narrower sense, feed generally refers to the food of animals raised in agriculture or animal husbandry. Feed includes more than ten varieties of feed raw materials such as soybeans, soybean meal, corn, fish meal, amino acids, bran, whey powder, oil, bone meal, grains, feed additives, etc. Referring to the Chinese patent with the application number "202111608544.2", a production device and method of feed and feed additive, the patent solves the problem that the existing feed and feed additive ratio is difficult to control and the mixing is not uniform enough, the mixing effect is not good, which affects the product quality and production and processing efficiency of the new feed and feed additive. However, there is still a defect that the granulation effect of cutting particles by rotating the cutting rod is poor, which easily leads to many edges of the particles during the drying process or after drying, resulting in a large amount of feed debris during the conveying and packaging process, affecting the molding effect and increasing the production cost. To solve the above problems, we propose a production device and method of feed additive. SUMMARY

[0003] In view of the deficiencies of the prior art, the present application provides a production device and method of feed additive, which solves the problems raised in the background art.

[0004] To achieve the above purpose, the present application is implemented by the following technical scheme: a production device of feed additive, comprising a machine body, a feed inlet pipe is installed on the top surface of the machine body, a middle partition plate is fixed inside the machine body, a mixing rod is rotatably connected above the middle partition plate, and is used for stirring and mixing the feed;

[0005] A discharge pipe is fixed inside the middle partition plate, a baffle is fixed inside the discharge pipe, a plurality of conical hoppers are fixed inside the baffle, and are used for extruding the feed into a cylindrical shape;

[0006] Inner sliding rods are slidingly connected to both sides of the end portion of each of the plurality of conical hoppers, and a cutting frame is connected to the end portion of each of the inner sliding rods, the cutting frame is used for reciprocating sliding with the extrusion of the feed to cut off the cylindrical feed;

[0007] A transmission assembly is arranged between the inner sliding rod and the conical hopper, and is used for driving the inner sliding rod and the cutting frame to operate.

[0008] Preferably, a rectangular frame is arranged between the inner slide rod and the corresponding cutting frame, the rectangular frame is fixed at the end of the inner slide rod, the cutting frame is slidingly installed at the inner side of the rectangular frame, and a supporting spring is fixed between the inner side of the rectangular frame and the cutting frame.

[0009] Preferably, a plurality of discharge ports are arranged in the baffle, a plurality of conical hoppers are fixed in the corresponding discharge ports, a plurality of sleeve rods are fixed on the inner wall of the plurality of discharge ports, the inner slide rod is slidingly installed in the corresponding sleeve rod, and a return spring is fixed between the end of the inner slide rod and the corresponding sleeve rod.

[0010] Preferably, the transmission assembly comprises a drive rod, the drive rod is rotatably installed in the corresponding conical hopper, a plurality of arc-shaped blades are sleeved on the outer side of the drive rod, a drive bevel gear is sleeved on the end of the drive rod, a transmission shaft is rotatably connected in the discharge port, a transmission bevel gear that meshes with the drive bevel gear is sleeved on the end of the transmission shaft, a transmission gear plate is fixedly installed on the outer side of the inner slide rod, and a transmission wheel that meshes with each other is rotatably connected on the outer side of the transmission gear plate, a slot is arranged on the outer side of the transmission wheel, and a rotating shaft is rotatably sleeved in the slot, the two ends of the rotating shaft are fixed to the inside of the discharge port, and a transmission belt for transmission is rotatably connected between the end of the rotating shaft and the transmission shaft.

[0011] Preferably, an electromagnetic valve is fixed in the inner side of the blanking pipe, and an air inlet pipe is connected to the outer side of the blanking pipe, and a control valve is installed in the inner side of the air inlet pipe.

[0012] Preferably, a blanking assembly is arranged below the blanking pipe, the blanking assembly comprises a blanking hopper, the top surface of the blanking hopper is provided with an inlet, one end of the bottom of the blanking hopper is fixed with a spring body, the spring body is fixedly connected to the inner side of the machine body, the other end of the blanking hopper penetrates out of the machine body, the penetrated end is sleeved with an elastic pad plate, and a heating plate is arranged in the inner side of the blanking hopper.

[0013] Preferably, an air suction disc is fixed in the middle of the top surface of the blanking hopper, and a fan is fixed on the top surface of the air suction disc, a blowing frame is fixed on the end of the blanking hopper, a ventilation pipe is connected between the blowing frame and the air outlet end of the fan, a partition plate is fixed in the inner side of the blanking hopper, a heating channel is formed between the lower side of the partition plate and the inner side of the blanking hopper, and the blowing frame and the heating channel are in communication.

[0014] Preferably, a vibration motor is fixed on the top surface of the blanking hopper.

[0015] Preferably, the mixing rod is rotatably connected inside the body, a mixing motor is fixed on the top surface of the body, the output end of the mixing motor is connected with the end of the mixing rod through a shaft coupling, a plurality of mixing blades are fixed on the outer side of the mixing rod, a negative pressure device is fixed on the outer side of the body, and the negative pressure device is connected with the body through a communication pipe.

[0016] The application further discloses a production method of the feed additive.

[0017] S1, first, the mixed raw materials are introduced into the body through the feeding pipe, and then the raw materials are stirred by rotating the mixing blades driven by the mixing rod.

[0018] S2, after the raw materials are stirred, the stirred raw materials are extruded into the discharging pipe by opening the control valve and operating the negative pressure device, and then are extruded into a column shape after passing through a plurality of conical hoppers, and the inner slide rod and the cutting frame are driven to operate by the cooperation of the transmission assembly to perform the granulation operation.

[0019] S3, the granulated feed is dried to form the feed.

[0020] The application provides a production device and method of a feed additive.

[0021] (1) The production device and method of the feed additive can make the feed extruded through a plurality of conical hoppers in the baffle inside the discharging pipe and drive the cutting frames on both sides to reciprocate by the cooperation of the transmission assembly to perform the granulation operation on the feed, and the cutting frame can slide downward under pressure to extrude the supporting spring during the granulation, so that the shape of the feed during extrusion and granulation is not affected, and the granulation forming effect of the feed is further ensured compared with the traditional production device.

[0022] (2) The production device and method of the feed additive can make the granulated feed fall into the discharging hopper after being heated once by the heating ring, effectively avoid the adhesion during discharging to affect the forming effect, and heat the discharging hopper and the partition plate by blowing the air containing water vapor extracted through the blowing frame to the heating channel during the discharging process, which can improve the drying effect and recycle the heat to save energy. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a schematic diagram of the whole structure of the application;

[0024] Figure 2 It is a schematic diagram of the whole structure of the applicationFigure 1 Sectional view structure schematic diagram;

[0025] Figure 3 For the mixing rod and the structure of the schematic diagram of the blanking frame of the application;

[0026] Figure 4 For the application Figure 3 A point amplification structure schematic diagram;

[0027] Figure 5 For the application

[0028] Figure 6 For the application Figure 5 B point amplification structure schematic diagram;

[0029] Figure 7 For the application Conical hopper sectional structure schematic diagram;

[0030] Figure 8 For the application

[0031] Figure 9 For the application Figure 8 C point amplification structure schematic diagram;

[0032] Figure 10 For the application

[0033] In the figure: 1, the machine body; 2, the feed pipe; 3, the mixing motor; 4, the negative pressure device; 401, the communication pipe; 5, the mixing rod; 501, the mixing blade; 502, the bearing; 6, the middle sealing plate; 7, the blanking hopper; 701, the elastic pad; 702, the feed port; 703, the partition plate; 704, the heating plate; 705, the vibration motor; 706, the spring body; 8, the exhaust disc; 801, the fan; 802, the ventilation pipe; 803, the blowing frame; 9, the blanking pipe; 901, the air inlet pipe; 902, the electromagnetic valve; 903, the control valve; 10, the baffle; 1001, the discharge port; 11, the conical hopper; 12, the drive rod; 1201, the arc blade; 1202, the drive bevel gear; 13, the transmission shaft; 1301, the transmission bevel gear; 1302, the transmission belt; 14, the rotating shaft; 1401, the transmission wheel; 1402, the notch; 15, the outer sleeve rod; 1501, the inner sliding rod; 1502, the rectangular sliding groove; 1503, the transmission tooth plate; 16, the rectangular frame; 1601, the cutting frame; 1602, the supporting spring; 17, the heating ring. DETAILED DESCRIPTION

[0034] Clearly, the embodiments described are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0035] Please refer to Figures 1-10 The present application provides two technical solutions, specifically including the following embodiments:

[0036] Embodiment one: refer to Figures 1-4 A feed additive production device, including a body 1, the top surface of the body 1 is provided with a feeding pipe 2, the inside of the body 1 is fixed with a middle sealing plate 6, the middle sealing plate 6 is used for separating the body 1, the upper part of the middle sealing plate 6 is a mixing area, and the lower part of the middle sealing plate 6 is an extrusion and pelletizing area;

[0037] In the embodiment of the present application, the upper part of the middle sealing plate 6 is rotatably connected with a mixing rod 5, which is used for stirring and mixing the feed, the end of the mixing rod 5 is sleeved with a bearing 502, and the bearing 502 is fixed in the inside of the body 1;

[0038] In the embodiment of the present application, specifically, refer to Figure 4 The inside of the middle sealing plate 6 is fixed with a discharging pipe 9, the inside of the discharging pipe 9 is fixed with a baffle 10, the inside of the baffle 10 is fixed with a plurality of conical hoppers 11, which are used for extruding the feed into a column shape, and the mixed feed can be extruded through the plurality of conical hoppers 11 in the inside of the baffle 10 when the mixed feed is extruded through the discharging pipe 9;

[0039] In the embodiment of the present application, further, refer to Figures 7-9 The end of each of the plurality of conical hoppers 11 is slidably connected with an inner sliding rod 1501, and the end of each of the inner sliding rods 1501 is connected with a cutting frame 1601, the cutting frame 1601 can slide with the inner sliding rod 1501, the cutting frame 1601 is used for reciprocating sliding with the extrusion of the feed, cutting the column-shaped feed, the column-shaped feed is cut into pellets by the two cutting frames 1601 combined together, and the inside of the discharging pipe 9 is fixed with a heating ring 17, which is used for heating and drying the cut feed;

[0040] In the embodiment of the present application, specifically, a transmission assembly is arranged between the inside of each of the plurality of conical hoppers 11 and the inner sliding rod 1501, which is used for driving the inner sliding rod 1501 and the cutting frame 1601 to operate;

[0041] Further in the embodiment of the present application, the rectangular frame 16 is arranged between the inner slide rod 1501 and the corresponding cutting frame 1601, the rectangular frame 16 is fixed at the end of the inner slide rod 1501, the cutting frame 1601 is slidingly installed at the inner side of the rectangular frame 16, and the support spring 1602 is fixed between the inner side of the rectangular frame 16 and the cutting frame 1601, when the cutting frame 1601 slides inward to combine and cut the feed, with the continuous extrusion of the feed, the cutting frame 1601 can slide downward along the rectangular frame 16 under pressure to extrude the support spring 1602, which can avoid the shape of the feed being affected when the feed is extruded, and further ensures the extrusion and cutting effect;

[0042] In the embodiment of the present application, specifically, referring to Figure 5 、 Figures 7-9 , the baffle 10 is internally provided with a plurality of discharge ports 1001, a plurality of conical hoppers 11 are respectively fixed in the corresponding discharge ports 1001, the inner walls of the plurality of discharge ports 1001 are both fixed with outer sleeve rods 15, the inner slide rod 1501 is slidingly installed in the corresponding outer sleeve rod 15, and the end of the inner slide rod 1501 and the inner side of the corresponding outer sleeve rod 15 are both fixed with return springs, the inner slide rod 1501 can slide along the outer sleeve rod 15 through the cooperation of the transmission assembly, so as to drive the reciprocation of the cutting frame 1601;

[0043] In the embodiment of the present application, specifically, referring to Figures 5-9The transmission assembly comprises a driving rod 12, the driving rod 12 is rotatably installed in the corresponding conical hopper 11, a plurality of arc-shaped blades 1201 are fixedly sleeved on the outer side of the driving rod 12, a driving bevel gear 1202 is fixedly sleeved on the end of the driving rod 12, a transmission shaft 13 is rotatably connected in the discharge port 1001, a transmission bevel gear 1301 that is meshed with the driving bevel gear 1202 is fixedly sleeved on the end of the transmission shaft 13, a transmission gear plate 1503 is fixedly installed on the outer side of the inner sliding rod 1501, transmission wheels 1401 that are meshed with each other are rotatably connected on the outer side of the transmission gear plate 1503, a slot 1402 is formed on the outer side of the transmission wheel 1401, and a rotating shaft 14 is rotatably sleeved in the slot 1402, the two ends of the rotating shaft 14 are fixed in the discharge port 1001, and a transmission belt 1302 for transmission is rotatably connected between the end of the rotating shaft 14 and the transmission shaft 13, a rectangular sliding groove 1502 is formed on the outer side of the sleeve rod 15, and the transmission wheel 1401 is rotatably connected in the rectangular sliding groove 1502, when the material is extruded through the conical hopper 11, the arc-shaped blades 1201 can be contacted, on the one hand, the driving rod 12 is driven to rotate, and meanwhile, the material mixing operation can be performed, when the driving rod 12 operates, the driving bevel gear 1202 and the transmission bevel gear 1301 that are meshed are matched, the transmission shaft 13 is driven to rotate, the transmission wheel 1401 is driven to operate through the transmission belt 1302, the inner sliding rod 1501 can slide outward through the cooperation of the transmission gear plate 1503 and the transmission wheel 1401, and the cutting frame 1601 is driven to perform the cutting operation, when the slot 1402 of the transmission wheel 1401 is rotated to the transmission gear plate 1503, the inner sliding rod 1501 can cancel the transmission and reset through the reset spring, and is retracted into the sleeve rod 15, so that the cutting frame 1601 is separated;

[0044] In the embodiment of the present application, specifically, the inside of the discharging pipe 9 is fixedly provided with an electromagnetic valve 902, the electromagnetic valve 902 is a valve body in the prior art, and is used for controlling the discharging operation of the feed; the outside of the discharging pipe 9 is connected with an air inlet pipe 901, and the inside of the air inlet pipe 901 is provided with a control valve 903; the air inlet pipe 901 is used for connecting an external negative pressure device 4; after the basic operation is completed, the electromagnetic valve 902 is closed, and then the inside of the discharging pipe 9 is punched through the air inlet pipe 901, so that the feed stored in the discharging pipe 9 can be continuously extruded through the punching, thereby avoiding the storage of the feed; the negative pressure device 4 is a negative pressure machine in the prior art, and will not be described herein;

[0045] In the embodiment of the present application, further, Figure 3 、 Figure 10, the lower part of the discharging pipe 9 is provided with a discharging assembly, the discharging assembly comprises a discharging hopper 7, the top surface of the discharging hopper 7 is provided with a feeding port 702, one end of the bottom of the discharging hopper 7 is fixedly provided with a spring body 706, and the spring body 706 is fixedly connected to the inside of the machine body 1, the other end of the discharging hopper 7 penetrates out of the machine body 1, and the penetrating end is fixedly sleeved with an elastic pad plate 701, and the inside of the discharging hopper 7 is provided with a heating plate 704; the discharging hopper 7 is obliquely installed, which facilitates discharging; after the feed after being cut by the cutting frame 1601 completes the first heating through the heating ring 17, the feed can fall into the inside of the discharging hopper 7 through the feeding port 702, and then is rolled outward along the discharging hopper 7 and completes the second heating through the internal heating plate 704 during the output process;

[0046] In the embodiment of the present application, reference is made to Figure 10 , the top surface of the discharging hopper 7 is fixedly provided with a vibration motor 705, the vibration motor 705 is a prior device, and in the process of discharging, the vibration motor 705 can drive the discharging hopper 7 to vibrate, thereby further improving the discharging effect;

[0047] In the embodiment of the present application, reference is made to Figure 2 、 Figure 3 , the mixing rod 5 is rotationally connected to the inside of the machine body 1, the top surface of the machine body 1 is fixedly provided with a mixing motor 3, the output end of the mixing motor 3 is connected to the end of the mixing rod 5 through a shaft coupling, the outside of the mixing rod 5 is fixedly provided with a plurality of mixing blades 501, the outside of the machine body 1 is fixedly provided with a negative pressure device 4, and the negative pressure device 4 is connected to the machine body 1 through a communication pipe 401; the operation of the mixing motor 3 can drive the mixing rod 5 to rotate, and the mixing blades 501 can be matched to stir and mix the feed; through the arrangement of the negative pressure device 4, when the feed mixing is completed, the electromagnetic valve 902 is opened, and the operation of the negative pressure device 4 can pressurize into the inside of the machine body 1 through the communication pipe 401, thereby ensuring the extrusion effect of the feed.

[0048] The embodiment of the present application further discloses a production method of the feed additive, and is based on the production device of the feed additive.

[0049] S1, first, the proportioned raw materials are introduced into the inside of the machine body 1 through the feeding pipe 2, and then the raw materials are stirred by the operation of the mixing rod 5 to drive the mixing blades 501 to rotate.

[0050] S2, after the raw materials are stirred, the control valve 903 is opened and the negative pressure device 4 is operated to extrude the stirred raw materials into the discharging pipe 9, and then the raw materials are extruded into a column shape after passing through a plurality of conical hoppers 11, and the operation of the internal sliding rod 1501 and the cutting frame 1601 is driven by the cooperation of the transmission assembly to perform the cutting operation;

[0051] S3, the cut feed is dried to form the feed.

[0052] Embodiment two: based on embodiment one, on the basis of embodiment one, reference Figure 3 、 Figure 10 The top surface of the lower hopper 7 is fixed with an air extraction disc 8, and the top surface of the air extraction disc 8 is fixed with a fan 801. The end of the lower hopper 7 is fixed with a blowing frame 803, and the blowing frame 803 is connected with the air outlet end of the fan 801 through a ventilation pipe 802. The inside of the lower hopper 7 is fixed with a partition plate 703, and a heating channel is formed between the lower part of the partition plate 703 and the inside of the lower hopper 7. The blowing frame 803 and the heating channel are in communication with each other. Through the setting of the air extraction disc 8, when the fan 801 is running, the water vapor generated in the inside of the lower hopper 7 due to heating can be extracted with the air through the setting of the air extraction disc 8, so as to avoid the influence of the residual water vapor on the drying effect of the feed after cutting. At this time, the air containing water vapor contains a lot of heat inside, which can be introduced into the inside of the blowing frame 803 through the ventilation pipe 802, and then blown to the heating channel by the blowing frame 803, so as to heat the lower hopper 7 and the partition plate 703. On the one hand, the drying effect is improved, and on the other hand, the heat can be recycled and utilized, thereby saving energy.

[0053] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0054] The above has carried on the detailed description to one embodiment of the application, but the content described is only the preferred embodiment of the application, and cannot be considered as being used to limit the implementation scope of the application. Any equivalent change and improvement made according to the application scope should still belong to the patent coverage scope of the application.

Claims

1. A device for producing a feed additive, comprising a body (1), a top surface of the body (1) being provided with a feeding pipe (2), characterized in that: The inside of the machine body (1) is fixed with a middle sealing plate (6), the upper side of the middle sealing plate (6) is rotationally connected with a mixing rod (5) for mixing the feed; The inside of the middle sealing plate (6) is fixed with a discharging pipe (9), the inside of the discharging pipe (9) is fixed with a baffle (10), the inside of the baffle (10) is fixed with a plurality of conical hoppers (11) for extruding the feed into a column shape; The end sides of the plurality of conical hoppers (11) are slidably connected with inner slide rods (1501), the ends of the inner slide rods (1501) are connected with cutting racks (1601), the cutting racks (1601) are used for reciprocating sliding with the extrusion of the feed to cut the column-shaped feed, a rectangular frame (16) is arranged between the inner slide rod (1501) and the corresponding cutting rack (1601), the rectangular frame (16) is fixed at the end of the inner slide rod (1501), the cutting rack (1601) is slidably installed at the inside of the rectangular frame (16), and a supporting spring (1602) is fixed between the inside of the rectangular frame (16) and the cutting rack (1601); A transmission assembly is arranged between the plurality of conical hoppers (11) and the inner slide rods (1501) for driving the inner slide rods (1501) and the cutting racks (1601) to operate, the transmission assembly comprises a driving rod (12), the driving rod (12) is rotationally installed in the corresponding conical hopper (11), a plurality of arc-shaped blades (1201) are fixedly sleeved on the outer side of the driving rod (12), a driving bevel gear (1202) is fixedly sleeved on the end of the driving rod (12), a transmission shaft (13) is rotationally connected in the discharge port (1001), a transmission bevel gear (1301) meshing with the driving bevel gear (1202) is fixedly sleeved on the end of the transmission shaft (13), a transmission gear plate (1503) is fixedly installed on the outer side of the inner slide rod (1501), a pair of transmission wheels (1401) meshing with each other are rotationally connected on the outer side of the transmission gear plate (1503), a notch (1402) is formed in the outer side of the transmission wheel (1401) and a rotating shaft (14) is rotationally sleeved in the inside of the transmission wheel (1401), the two ends of the rotating shaft (14) are fixed in the inside of the discharge port (1001), and a transmission belt (1302) for transmission is rotationally connected between the end of the rotating shaft (14) and the transmission shaft (13); The outer side of the machine body (1) is fixed with a negative pressure device (4), a communication pipe (401) is connected between the negative pressure device (4) and the machine body (1), the inside of the machine body (1) can be punched by the communication pipe (401) with the operation of the negative pressure device (4), and the extrusion effect of the feed is ensured.

2. The device for producing a feed additive according to claim 1, characterized in that: A plurality of discharge ports (1001) are formed in the inside of the baffle (10), the plurality of conical hoppers (11) are fixed in the corresponding discharge ports (1001), respectively, outer sleeve rods (15) are fixed on the inner walls of the plurality of discharge ports (1001), the inner slide rods (1501) are slidably installed in the corresponding outer sleeve rods (15), and reset springs are fixed between the ends of the inner slide rods (1501) and the insides of the corresponding outer sleeve rods (15).

3. The device for producing a feed additive according to claim 1, characterized in that: The inside of the blanking pipe (9) is fixed with a solenoid valve (902), the outside of the blanking pipe (9) is connected with an air inlet pipe (901), and the inside of the air inlet pipe (901) is provided with a control valve (903).

4. The device for producing a feed additive according to claim 1, characterized in that: A blanking assembly is arranged below the blanking pipe (9), and the blanking assembly comprises a blanking hopper (7), the top surface of the blanking hopper (7) is provided with an inlet (702), one end of the bottom of the blanking hopper (7) is fixed with a spring body (706), and the spring body (706) is fixedly connected to the inside of the machine body (1), the other end of the blanking hopper (7) penetrates through the machine body (1), and the penetrating end is fixedly sleeved with an elastic pad plate (701), and the inside of the blanking hopper (7) is provided with a heating plate (704).

5. A device for producing a feed additive according to claim 4, characterized in that: The top surface of the blanking hopper (7) is fixedly connected with an air suction disc (8), the top surface of the air suction disc (8) is fixedly connected with a fan (801), the end of the blanking hopper (7) is fixedly connected with a blowing frame (803), the blowing frame (803) is connected with a ventilation pipe (802) at the air outlet end of the fan (801), the inside of the blanking hopper (7) is fixedly connected with a partition plate (703), a heating channel is formed between the lower portion of the partition plate (703) and the inside of the blanking hopper (7), and the blowing frame (803) and the heating channel are in communication with each other.

6. The apparatus for producing a feed additive according to claim 4, wherein: The top surface of the blanking hopper (7) is fixedly connected with a vibrating motor (705).

7. The device for producing a feed additive according to claim 1, characterized in that: The mixing rod (5) is rotatably connected to the inside of the machine body (1), the top surface of the machine body (1) is fixedly connected with a mixing motor (3), the output end of the mixing motor (3) is connected with the end of the mixing rod (5) through a shaft coupling, and the outside of the mixing rod (5) is fixedly connected with a plurality of mixing blades (501).

8. A method for producing a feed additive, based on the apparatus for producing a feed additive according to any one of claims 1 to 7, characterized in that, Specifically comprising the following steps: S1, first, the mixed raw materials are introduced into the inside of the machine body (1) through the inlet pipe (2), and then the mixing blades (501) are driven to rotate by the operation of the mixing rod (5), so that the raw materials are stirred; S2, after the raw materials are stirred, the control valve (903) is opened and the negative pressure device (4) is operated, so that the stirred raw materials are extruded into the blanking pipe (9), then pass through a plurality of conical hoppers (11) and are extruded into a column shape, and through the cooperation of the transmission assembly, the inner slide rod (1501) and the cutting frame (1601) are driven to operate, and the pelletizing operation is performed; S3, the pelletized feed is dried to form a feed.

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