A granulating device for infant rice powder production

Abstract

The present application relates to the field of granulation, especially to a kind of granulating device for infant rice powder production.The technical problem is that the current granulating device for infant rice powder production is not convenient to screen and then granulate rice powder chippings, and the rice powder granulation may cause the blockage of granulating material holes.A kind of granulating device for infant rice powder production, including frame body, tank body, feed hopper, servo motor and rotating shaft, etc., the frame body is installed with tank body, two feed hoppers are installed on the tank body, the two feed hoppers are symmetrically arranged, a servo motor is installed on one side of the tank body, and a rotating shaft is connected to the output shaft of the servo motor.The rice powder particles scraped off by the scraper are screened with the rice powder chippings by reciprocating the filter disc, the rice powder particles are screened with the rice powder chippings by the filter disc, the production quality of rice powder particles is effectively improved by effectively reducing the chippings generated during granulation, the screened rice powder chippings are conveniently granulated again, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of granulation, in particular to a granulation device for infant rice powder production. BACKGROUND

[0002] The granulation of infant rice powder is to process the rice powder raw materials into small granular or sheet-shaped products suitable for infants to eat. The transition of infant food from delicate to granular is a very important step, which can promote the development of infant chewing ability, tooth growth and development, and the cultivation of good eating habits, etc. When granulating rice powder, it is usually necessary to mix multiple raw materials into rice powder raw materials, so that the rice powder particles are easy to make into shape.

[0003] The existing granulation device for infant rice powder production is prone to produce a lot of rice powder chippings when granulating rice powder, which is not convenient for screening and re-granulating rice powder chippings, affecting the production quality of rice powder particles, and the granulation of rice powder may cause the blockage of the granulation material hole, thereby affecting the production efficiency, and the uneven mixing of multiple raw materials during granulation may affect the granulation effect. SUMMARY

[0004] In order to overcome the shortcomings in the background art, the present application provides a granulation device for infant rice powder production, which effectively reduces the chippings generated during granulation, facilitates the re-granulation of screened rice powder chippings, improves the forming rate of rice powder particles, and effectively prevents the blockage of rice powder raw materials, thereby improving the quality of rice powder granulation and production efficiency.

[0005] A granulation device for infant rice powder production, comprising a frame body, a tank body, a feed hopper, a servo motor, a rotating shaft, a granulation mechanism and a screening mechanism, the tank body is installed on the frame body, two feed hoppers are installed on the tank body, the two feed hoppers are symmetrically arranged, a servo motor is installed on one side of the tank body, a rotating shaft is connected to the output shaft of the servo motor, a granulation mechanism is provided on the frame body, the granulation mechanism is used for extruding and shaping rice powder raw materials into rice powder particles, a screening mechanism is provided on the tank body, the screening mechanism is used for screening rice powder particles and rice powder chippings, and the production quality and production efficiency of rice powder particles are improved.

[0006] Optionally, two feed openings are provided on both sides of the tank body, the two feed openings of the tank body are symmetrically arranged, two feed hoppers are respectively located on the two feed openings of the tank body, and a plurality of discharge holes are provided at the bottom of the tank body, the discharge holes of the tank body are used for extruding and shaping rice powder.

[0007] Optionally, the granulating mechanism comprises a shaft rod, a transmission assembly, a reciprocating screw rod, a nut, movable rods, a pressing plate, a baffle and a scraper, the shaft rod is rotatably connected to the tank body, the transmission assembly is connected between the shaft rod and the rotating shaft, the reciprocating screw rod is fixedly connected to the shaft rod, the nut is threadedly connected to the reciprocating screw rod, two movable rods are fixedly connected to the two sides of the nut, the two movable rods are symmetrically arranged, the pressing plate is fixedly connected to the bottom of the two movable rods, the pressing plate is located above the feeding port of the tank body and is in contact with the tank body, the two baffles are fixedly connected to the top of the pressing plate, the two baffles are located above the two feeding ports of the tank body, the scraper is fixedly connected to the shaft rod and is in contact with the bottom of the tank body, and two grooves are arranged on the scraper.

[0008] Optionally, the transmission assembly comprises a driving wheel, a transmission wheel and a transmission belt, the driving wheel is installed on the rotating shaft, the transmission wheel is installed on the shaft rod, and the driving wheel and the transmission wheel are connected by the transmission belt.

[0009] Optionally, the screening mechanism comprises a fixed frame, a conical hopper, a return spring, a filter disc, a hose, an air pump, an elongated tube, a protrusion and a jacking rod, two fixed frames are fixedly connected to the tank body and are symmetrically arranged, the conical hopper is slidably connected to the two fixed frames, the conical hopper is located below the tank body, the conical hopper is provided with a discharge port, the return spring is connected between the conical hopper and the two fixed frames, the filter disc is installed on the conical hopper, the hose is connected to the bottom of the conical hopper, the air pump is installed on one of the feeding hoppers, the elongated tube is connected to the air pump, one end of the elongated tube is connected to the hose, the other end of the elongated tube is located in the feeding hopper, the two protrusions are fixedly installed on the conical hopper, the surfaces of the protrusions are smooth arc surfaces with a high middle and low sides, the two protrusions are symmetrically arranged and are located below the two fixed frames, and the jacking rod is fixedly connected to one end of the scraper.

[0010] Optionally, the knocking mechanism is arranged on the frame body, and the knocking mechanism comprises a movable frame, a supporting spring, a mounting frame, an annular groove frame, a sliding frame, an inclined surface block and a swing rod, the two movable frames are slidably connected to the scraper and are located in the two grooves, the two movable frames are in contact with the bottom of the tank body, the two supporting springs are connected between each movable frame and the scraper, the mounting frame is fixedly connected to the bottom of each movable frame, the annular groove frame is slidably connected to the two mounting frames, the two sliding frames are installed on the annular groove frame and are symmetrically arranged, the two sliding frames are slidably connected to the frame body, the inclined surface block is installed on the sliding frame close to the servo motor, the inclined surface block is provided with an inclined surface, and the swing rod is fixedly connected to the rotating shaft.

[0011] Optionally, the stirring mechanism is further included, which is arranged on the tank body and comprises a guide groove frame, a stirring frame and support rods, the guide groove frame is installed in the tank body and has an annular structure with up and down fluctuations in the vertical direction, the guide groove frame is provided with a guide groove, the stirring frame is slidably connected to the shaft rod, and the two support rods are fixedly connected to the stirring frame and symmetrically arranged and in contact with the guide groove of the guide groove frame.

[0012] Beneficial effects are that the reciprocating movement of the filter disc screens the rice powder particles scraped off by the scraper from the rice powder chippings, the screened rice powder chippings fall into the hopper bottom, the air pump pumps the rice powder chippings in the hopper bottom to flow into the feeding hopper again through the long pipe, the rice powder particles are screened from the rice powder chippings by the filter disc, the production quality of the rice powder particles is improved, the screened rice powder chippings can be granulated again, and the production efficiency is improved.

[0013] The impact of the movable frame on the tank body causes the rice raw material in the tank body to vibrate, the rice raw material is more compact when passing through the discharge hole of the tank body, which is beneficial to the molding of the rice powder particles, the rice raw material blocking the discharge hole of the tank body is shaken off, the discharge hole of the tank body can ensure continuous discharge, and the production efficiency of the rice powder granulation is ensured.

[0014] The stirring frame stirs the rice raw material in the tank body, the rice raw material in the tank body can be uniformly granulated, the production quality of the rice powder granulation is improved, and the stirring frame stops rotating driven by the shaft rod. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective structural schematic view of the present application.

[0016] Figure 2 It is a perspective structural schematic view of the present application Figure 1 A.

[0017] Figure 3 It is a perspective structural schematic view of the screening mechanism of the present application.

[0018] Figure 4 It is a partial sectional perspective structural schematic view of the granulating mechanism of the present application.

[0019] Figure 5 It is a perspective structural schematic view of the stirring mechanism of the present application.

[0020] Figure 6 It is a perspective structural schematic view of the present application Figure 5 A.

[0021] Figure 7 It is a partial perspective structural schematic view of the screening mechanism of the present application.

[0022] Figure 8 This is a three-dimensional structural diagram of the cone, filter disc, and protrusion of the present invention.

[0023] Figure 9 This is a partial cross-sectional three-dimensional structural schematic diagram of the striking mechanism of the present invention.

[0024] Figure 10 This is a partial three-dimensional structural diagram of the striking mechanism of the present invention.

[0025] Figure 11 This is a three-dimensional structural diagram of the scraper and movable frame of the present invention.

[0026] Figure 12 This is a cross-sectional three-dimensional structural diagram of the scraper of the present invention.

[0027] Figure 13 This is a three-dimensional structural diagram of the guide slot frame of the present invention.

[0028] The markings in the attached diagram are as follows: 1: frame, 2: tank, 3: feed hopper, 4: servo motor, 5: rotating shaft, 61: shaft, 62: transmission assembly, 63: reciprocating screw, 64: nut, 65: movable rod, 66: pressure plate, 67: baffle, 68: scraper, 71: fixed frame, 72: conical hopper, 73: return spring, 74: filter disc, 75: hose, 76: air pump, 77: long pipe, 78: protrusion, 79: top rod, 81: movable frame, 82: support spring, 83: mounting frame, 84: annular groove frame, 85: sliding frame, 86: inclined block, 87: swing rod, 91: guide groove frame, 92: mixing frame, 93: support rod. Detailed Implementation

[0029] The present invention will now be described in detail with reference to the accompanying drawings and specific embodiments.

[0030] Example 1

[0031] A pelleting device for producing infant rice cereal, such as Figures 1-13 As shown, the system includes a frame 1, a tank 2, a feeding hopper 3, a servo motor 4, a rotating shaft 5, a granulation mechanism, and a screening mechanism. The tank 2 is mounted on the frame 1, and two feeding hoppers 3 are mounted on the tank 2. The two feeding hoppers 3 are arranged symmetrically. The servo motor 4 is bolted to one side of the tank 2, and the rotating shaft 5 is connected to the output shaft of the servo motor 4. The granulation mechanism is set on the frame 1 to extrude rice flour raw materials into rice flour granules. The screening mechanism is set on the tank 2 to separate rice flour granules from rice flour scraps, thereby improving the production quality and efficiency of rice flour granules.

[0032] Two feeding ports are arranged on both sides of the tank body 2, the two feeding ports of the tank body 2 are symmetrically arranged, two feeding hoppers 3 are arranged on the two feeding ports of the tank body 2 respectively, and a plurality of discharge holes are arranged at the bottom of the tank body 2, and the discharge holes of the tank body 2 are used for extruding and forming the rice powder.

[0033] The granulating mechanism comprises a shaft rod 61, a transmission assembly 62, a reciprocating screw rod 63, a nut 64, a movable rod 65, a pressing plate 66, a baffle 67 and a scraper 68, the shaft rod 61 is rotatably connected to the tank body 2 through a bearing, the transmission assembly 62 is connected between the shaft rod 61 and the rotating shaft 5, the reciprocating screw rod 63 is fixedly connected to the shaft rod 61, the nut 64 is threadedly connected to the reciprocating screw rod 63, two movable rods 65 are fixedly connected to the two sides of the nut 64 respectively, the two movable rods 65 are symmetrically arranged, the pressing plate 66 is commonly welded at the bottom of the two movable rods 65, the pressing plate 66 is located above the feeding port of the tank body 2, the pressing plate 66 is in contact with the tank body 2, two baffles 67 are welded at the top of the pressing plate 66, the two baffles 67 are located above the two feeding ports of the tank body 2 respectively, the baffle 67 is used for stopping the feeding hopper 2 from discharging, the scraper 68 is connected to the shaft rod 61 through a key, the scraper 68 is in contact with the bottom of the tank body 2, two grooves 69 are arranged on the scraper 68, and the scraper 68 is used for scraping the extruded rice powder particles.

[0034] The transmission assembly 62 comprises a driving wheel, a transmission wheel and a transmission belt, the driving wheel is installed on the rotating shaft 5, the transmission wheel is installed on the shaft rod 61, and the driving wheel and the transmission wheel are connected with the transmission belt.

[0035] The screening mechanism comprises a fixed frame 71, a conical hopper 72, a reset spring 73, a filter disc 74, a hose 75, an air pump 76, an elongated pipe 77, a protruding block 78 and a jacking rod 79, two fixed frames 71 are connected to the tank body 2 through bolts, the two fixed frames 71 are symmetrically arranged, the conical hopper 72 is commonly slidably connected to the two fixed frames 71, the conical hopper 72 is located below the tank body 2, a discharge port is arranged on the conical hopper 72, the reset spring 73 is connected between the conical hopper 72 and the two fixed frames 71, the filter disc 74 is installed on the conical hopper 72 through a bolt, the hose 75 is connected to the bottom of the conical hopper 72, the air pump 76 is installed on one of the feeding hoppers 3, the elongated pipe 77 is connected to the air pump 76, one end of the elongated pipe 77 is connected to the hose 75, the other end of the elongated pipe 77 is located in the feeding hopper 3, the protruding block 78 is fixedly installed on the conical hopper 72, the surface of the protruding block 78 is a smooth arc surface structure with a high middle and low sides, the two protruding blocks 78 are symmetrically arranged, the two protruding blocks 78 are located below the two fixed frames 71 respectively, the jacking rod 79 is connected to one end of the scraper 68 through a bolt, and the jacking rod 79 is used for pushing the protruding block 78 and the conical hopper 72 to move.

[0036] Firstly, the staff pours the prepared rice flour into the two feeding hoppers 3, and the rice flour falls into the tank 2 through the feeding port of the tank 2. Then, the staff starts the servo motor 4, and the output shaft of the servo motor 4 drives the shaft rod 61 and the reciprocating screw rod 63 to rotate through the transmission assembly 62, and the reciprocating screw rod 63 drives the nut 64 to move downward, and the movable rod 65, the pressing plate 66 and the baffle 67 move downward at the same time, and the pressing plate 66 extrudes the rice flour in the tank 2, and the two baffles 67 block the feeding port of the tank 2, and the pressing plate 66 extrudes the rice flour from the discharge hole of the tank 2, and the shaft rod 61 drives the scraper 68 to rotate, and the rotating scraper 68 scrapes off the rice flour extruded from the discharge hole of the tank 2, and the scraped rice flour forms rice flour particles, and the output shaft of the servo motor 4 drives the shaft rod 61 and the reciprocating screw rod 63 to continue rotating through the transmission assembly 62, and the nut 64, the movable rod 65, the pressing plate 66 and the baffle 67 move reversely to reset, and the rice flour is granulated by reciprocating in this way, and finally, the staff stops the servo motor 4.

[0037] The staff starts the air pump 76, and the rice flour particles scraped off by the scraper 68 fall onto the filter disc 74 on the cone hopper 72, and the scraper 68 drives the ejector rod 79 to rotate, and the ejector rod 79 rotates to contact the protrusion 78, and the ejector rod 79 pushes the protrusion 78, the cone hopper 72 and the filter disc 74 to move, and the reset spring 73 close to the ejector rod 79 is extruded, and the other reset spring 73 is stretched, and the scraper 68 drives the ejector rod 79 to continue rotating, and the ejector rod 79 is out of contact with the protrusion 78, and the two reset springs 73 drive the cone hopper 72, the protrusion 78 and the filter disc 74 to move reversely to reset, and the scraper 68 drives the ejector rod 79 to continue rotating to contact the other protrusion 78, and the cone hopper 72 and the filter disc 74 repeat the above operation, and the filter disc 74 moves reciprocatingly to screen the rice flour particles and the rice flour scraps scraped off by the scraper 68, and the screened rice flour scraps fall into the bottom of the cone hopper 72, and the air pump 76 sucks the rice flour scraps at the bottom of the cone hopper 72 to flow into the feeding hopper 3 again through the long pipe 77, and the rice flour particles and the rice flour scraps are screened by the filter disc 74, which effectively reduces the scraps generated during granulation, improves the production quality of the rice flour particles, facilitates the reuse of the screened rice flour scraps for granulation, improves the production efficiency, and finally, the scraper 68 drives the ejector rod 79 to stop rotating, and the staff stops the air pump 76.

[0038] Example 2

[0039] On the basis of example 1, as Figures 2-12As shown, the knocking mechanism is arranged on the frame body 1, and the knocking mechanism comprises movable frames 81, supporting springs 82, mounting frames 83, annular groove frames 84, sliding frames 85, inclined blocks 86 and swing rods 87. The scraping plate 68 is slidably connected with two movable frames 81, and the two movable frames 81 are located in the two grooves 69 respectively. The two movable frames 81 are in contact with the bottom of the tank body 2. The two supporting springs 82 are connected between each movable frame 81 and the scraping plate 68. The mounting frame 83 is connected to the bottom of each movable frame 81 by bolts. The annular groove frame 84 is slidably connected on the two mounting frames 83. The two sliding frames 85 are installed on the annular groove frame 84 by bolts. The two sliding frames 85 are symmetrically arranged and slidably connected with the frame body 1. The inclined block 86 is installed on the sliding frame 85 close to the servo motor 4 by bolts. The inclined block 86 is provided with an inclined surface. The swing rod 87 is fixedly connected to the rotating shaft 5. The swing rod 87 is used to push the inclined block 86.

[0040] The scraping plate 68 drives the movable frame 81, the supporting spring 82 and the mounting frame 83 to rotate. The rotating shaft 5 drives the swing rod 87 to rotate. The swing rod 87 is in contact with the inclined surface of the inclined block 86. The swing rod 87 pushes the inclined block 86 and the sliding frame 85 to move downward. The annular groove frame 84, the mounting frame 83 and the movable frame 81 move downward. The movable frame 81 is out of contact with the tank body 2. The supporting spring 82 is stretched. Then the swing rod 87 is out of contact with the inclined block 86. The supporting spring 82 drives the movable frame 81 to reset quickly. The mounting frame 83, the annular groove frame 84, the sliding frame 85 and the inclined block 86 reset together. The movable frame 81 collides with the bottom of the tank body 2. The tank body 2 vibrates. The rice flour raw materials in the tank body 2 vibrate. The rice flour raw materials are more compact when passing through the discharge hole of the tank body 2. It is beneficial to the formation of rice powder particles. It is convenient to shake off the rice flour raw materials that block the discharge hole at the bottom of the tank body 2. It effectively prevents the rice flour raw materials from blocking the tank body 2. The discharge hole of the tank body 2 can ensure continuous discharge, thereby ensuring the production efficiency of the rice powder granulation. The swing rod 87 stops rotating. The movable frame 81, the supporting spring 82 and the mounting frame 83 stop rotating.

[0041] Example 3

[0042] Based on example 2, as shown, Figure 5 The stirring mechanism is arranged on the tank body 2. The stirring mechanism comprises a guide groove frame 91, a stirring frame 92 and a supporting rod 93. The guide groove frame 91 is installed in the tank body 2 by bolts. The guide groove frame 91 is an annular structure with up and down fluctuations in the vertical direction. The guide groove frame 91 is provided with a guide groove. The stirring frame 92 is slidably connected to the shaft rod 61. Two supporting rods 93 are welded on the stirring frame 92. The two supporting rods 93 are symmetrically arranged and in contact with the guide groove of the guide groove frame 91.

[0043] The shaft 61 drives the stirring frame 92 to rotate, and the support rod 93 rotates together. The support rod 93 moves along the guide groove of the guide groove frame 91, and the guide groove of the guide groove frame 91 pushes the support rod 93 to move up and down with the stirring. The stirring frame 92 stirs the rice flour raw materials in the tank 2, so that the rice flour raw materials in the tank 2 can be uniformly granulated, the production quality of the rice flour granulation is improved, and the stirring frame 92 is driven by the shaft 61 to stop rotating.

[0044] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A granulating device for producing infant rice flour, characterized by: The utility model relates to a kind of rice powder production line, including frame (1), tank body (2), feed hopper (3), servo motor (4), rotating shaft (5), granulating mechanism and screening mechanism, frame (1) is installed with tank body (2), two feed hoppers (3) are symmetrically set on tank body (2), servo motor (4) is installed on the side of tank body (2), rotating shaft (5) is connected on the output shaft of servo motor (4), granulating mechanism is set on frame (1), and granulating mechanism is used to extrude and form rice powder raw material and make rice powder particle, screening mechanism is set on tank body (2), and screening mechanism is used to screen rice powder particle and rice powder chaff, improve the production quality and production efficiency of rice powder particle; Tank body (2) is provided with two feed ports on both sides, and the two feed ports of the tank body (2) are symmetrically arranged. The two feed hoppers (3) are respectively located on the two feed ports of the tank body (2). The tank body (2) is provided with a plurality of discharge holes at the bottom. The discharge holes of the tank body (2) are used to extrude and form rice powder. The granulating mechanism comprises a shaft rod (61), a transmission assembly (62), a reciprocating screw rod (63), a nut (64), a movable rod (65), a pressing plate (66), a baffle (67), and a scraper (68). The shaft rod (61) is rotatably connected to the tank body (2). The transmission assembly (62) is connected between the shaft rod (61) and the rotating shaft (5). The reciprocating screw rod (63) is fixedly connected to the shaft rod (61). The nut (64) is threadedly connected to the reciprocating screw rod (63). The two movable rods (65) are fixedly connected to the two sides of the nut (64), respectively. The two movable rods (65) are symmetrically arranged. The pressing plate (66) is fixedly connected to the bottom of the two movable rods (65). The pressing plate (66) is located above the feed port of the tank body (2). The pressing plate (66) is in contact with the tank body (2). The two baffles (67) are fixedly connected to the top of the pressing plate (66). The two baffles (67) are located above the two feed ports of the tank body (2), respectively. The scraper (68) is fixedly connected to the shaft rod (61). The scraper (68) is in contact with the bottom of the tank body (2). The scraper (68) is provided with two grooves (69). The transmission assembly (62) comprises a driving wheel, a transmission wheel, and a transmission belt. The driving wheel is installed on the rotating shaft (5). The transmission wheel is installed on the shaft rod (61). The driving wheel and the transmission wheel are connected by the transmission belt. The screening mechanism comprises a fixed frame (71), a cone hopper (72), a return spring (73), a filter disc (74), a hose (75), an air pump (76), an elongated tube (77), a protrusion (78) and a top rod (79), two fixed frames (71) are fixedly connected to the tank body (2), the two fixed frames (71) are symmetrically arranged, the cone hopper (72) is slidably connected to the two fixed frames (71), the cone hopper (72) is located below the tank body (2), the cone hopper (72) is provided with a discharge port, the return spring (73) is connected between the cone hopper (72) and the two fixed frames (71), the filter disc (74) is installed on the cone hopper (72), the hose (75) is connected to the bottom of the cone hopper (72), the air pump (76) is installed on one of the feed hoppers (3), the elongated tube (77) is connected to the air pump (76), one end of the elongated tube (77) is connected to the hose (75), the other end of the elongated tube (77) is located in the feed hopper (3), the two protrusions (78) are fixedly installed on the cone hopper (72), the surface of the protrusion (78) is a smooth arc surface structure with a high middle and low sides, the two protrusions (78) are symmetrically arranged, the two protrusions (78) are located below the two fixed frames (71), and one end of the scraper (68) is fixedly connected to the top rod (79).

2. The granulating device for producing infant rice flour according to claim 1, characterized in that: The knocking mechanism is arranged on the frame body (1), and the knocking mechanism comprises a movable frame (81), a supporting spring (82), a mounting frame (83), an annular groove frame (84), a sliding frame (85), an inclined block (86) and a swing rod (87), two movable frames (81) are slidably connected to the scraper (68), the two movable frames (81) are located in the two grooves (69) respectively, and the two movable frames (81) are in contact with the bottom of the tank body (2). The two supporting springs (82) are connected between each movable frame (81) and the scraper (68), the mounting frame (83) is fixedly connected to the bottom of each movable frame (81), the annular groove frame (84) is slidably connected to the two mounting frames (83) in common, the two sliding frames (85) are installed on the annular groove frame (84), the two sliding frames (85) are symmetrically arranged, the two sliding frames (85) are slidably connected to the frame body (1), the inclined block (86) is installed on the sliding frame (85) close to the servo motor (4), the inclined block (86) is provided with an inclined surface, and the swing rod (87) is fixedly connected to the rotating shaft (5).

3. The granulating device for producing infant rice flour according to claim 2, characterized in that: The stirring mechanism is arranged on the tank body (2), and the stirring mechanism comprises a guide groove frame (91), a stirring frame (92) and a supporting rod (93), the guide groove frame (91) is installed in the tank body (2), the guide groove frame (91) is an annular structure with up and down fluctuations in the vertical direction, the guide groove frame (91) is provided with a guide groove, the stirring frame (92) is slidably connected to the shaft rod (61), the two supporting rods (93) are fixedly connected to the stirring frame (92), the two supporting rods (93) are symmetrically arranged, and the two supporting rods (93) are in contact with the guide groove of the guide groove frame (91).

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