Soybean grinding equipment for bean flour production

Abstract

The utility model discloses soybean grinding equipment for making soybean flour, which comprises a base, a grinding device and a feeding table are arranged on the base, the grinding device comprises an upper crushing box and a lower discharging bin, the upper crushing box is connected with the lower discharging bin through a grinding part, a feeding hopper is arranged on the upper crushing box, and a discharging hopper is arranged on the lower discharging bin. A discharging opening is formed in the bottom of the side wall of the lower discharging bin, two crushing rollers are rotationally arranged in the upper crushing box, the grinding part comprises an upper conical hopper, a lower conical hopper and a straight pipe, a driving shaft is rotationally arranged in the lower discharging bin, and an upper grinding roller and a lower grinding roller are arranged on the driving shaft. Compared with the prior art, the soybean grinding device has the advantages that when soybeans are preliminarily ground, secondary grinding on ground soybean particles is realized through the elaborately designed upper grinding roller and lower grinding roller under the action of the upper conical hopper and the lower conical hopper, so that ground soybean powder is finer and smoother.

Description

Technical Field

[0001] The utility model relates to the technical field of soybean powder production, in particular to soybean grinding equipment for soybean powder production. Background Art

[0002] There are some technical problems in the process of grinding soybeans in traditional soybean powder production equipment. First, the grinding equipment in the prior art can usually only achieve the initial crushing of soybeans, and it is difficult to ensure that the fineness and taste of the ground soybean powder meet the requirements. Secondly, some equipment has the problem of uneven distribution during the soybean feeding process, which affects the grinding effect. In addition, the prior art is lacking in the secondary grinding of soybean particles, resulting in the inability to achieve a higher level of soybean powder texture. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a soybean grinding device for making soybean powder.

[0004] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a soybean grinding device for making soybean powder, comprising a base, on which a grinding device and a loading platform are arranged, the grinding device comprises an upper crushing box and a lower discharge bin, the upper crushing box and the lower discharge bin are connected through a grinding part, a feed hopper is arranged on the upper crushing box, and a discharge port is arranged at the bottom of the side wall of the lower discharge bin;

[0005] Two crushing rollers are rotatably provided in the upper crushing box, the grinding part includes an upper conical bucket, a lower conical bucket and a straight pipe connected between the upper conical bucket and the lower conical bucket, the upper conical bucket and the lower conical bucket are respectively fixed below the upper crushing box and above the lower discharge bin, a driving shaft extending to the grinding part is rotatably provided in the lower discharge bin, an upper grinding roller located in the upper conical bucket and a lower grinding roller located in the lower conical bucket are respectively provided on the driving shaft, an upper grinding gap is formed between the upper grinding roller and the inner wall of the upper conical bucket, and a lower grinding gap is formed between the lower grinding roller and the inner wall of the lower conical bucket.

[0006] Preferably, a support column is provided on the loading platform, a top plate is provided at the upper end of the support column, a first motor is provided on the top plate, an output shaft of the first motor is provided with a stirring rod extending into the feed hopper, and the stirring rod is provided with a first spiral blade located in the lower port of the feed hopper.

[0007] Preferably, the two crushing rollers are rotatably arranged in the upper crushing box via a rotating shaft, one of the rotating shafts is driven by a second motor arranged outside the upper crushing box, and the ends of the two rotating shafts away from the second motor are provided with mutually meshing transmission gears.

[0008] Preferably, the surface of the upper grinding roller and the inner wall of the upper conical bucket are both provided with upper grinding protrusions, and the surface of the lower grinding roller and the inner wall of the lower conical bucket are both provided with lower grinding protrusions.

[0009] Preferably, the upper ends of the upper grinding roller and the lower grinding roller are both provided with conical material guide seats.

[0010] Preferably, a material guide inclined plate extending to the material discharge port is provided in the lower discharge bin, the drive shaft is rotatably disposed on the material guide inclined plate, and the drive shaft is driven by a third motor disposed below the material guide inclined plate.

[0011] Preferably, the drive shaft is provided with a second spiral blade located in the straight tube.

[0012] The advantage of the utility model compared with the prior art is that the soybean grinding equipment for making soybean powder of the present application has significant advantages over the prior art. Its uniqueness lies in that while the soybeans are initially crushed, the crushed soybean particles are subjected to secondary grinding under the action of the upper conical bucket and the lower conical bucket through the carefully designed upper grinding roller and the lower grinding roller, so that the ground soybean powder is more delicate. This innovative design has unique advantages in improving the texture and taste of the soybean powder. In addition, the equipment also realizes an efficient feeding process of the material basket through the configuration of the support column, the top plate and the first motor of the feeding table, and the synergistic effect of the stirring rod and the spiral blade, ensuring the uniform distribution of soybeans. Overall, the equipment provides a more superior process and user experience for the production of soybean powder through the innovative design of the grinding part and the efficient feeding mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of a soybean grinding device for making soybean powder in the present application.

[0014] Figure 2 This is a schematic structural diagram of a soybean grinding device for making soybean powder in the present application, with the upper grinding box side plate removed.

[0015] Figure 3 This is a schematic diagram of the main internal structure of a soybean grinding device for making soybean powder in the present application.

[0016] As shown in the figure: 1. base, 2. loading platform, 3. upper crushing box, 4. lower discharge bin, 5. grinding part, 501, upper conical bucket, 502, lower conical bucket, 503, straight pipe, 6. feed hopper, 7. discharge port, 8. crushing roller, 9. upper grinding roller, 10. lower grinding roller, 11. support column, 12. top plate, 13. first motor, 14. stirring rod, 15. first spiral blade, 16. rotating shaft, 17. second motor, 18. transmission gear, 19. upper grinding protrusion, 20. lower grinding protrusion, 21. conical material guide seat, 22. material guide inclined plate, 23. third motor, 24. second spiral blade, 25. drive shaft. DETAILED DESCRIPTION

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0018] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0019] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0020] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0021] Combined with Figure 1 -Attached Figure 3 A soybean grinding device for making soybean powder comprises a base 1, on which a grinding device and a loading platform 2 are arranged, the grinding device comprises an upper crushing box 3 and a lower discharge bin 4, the upper crushing box 3 and the lower discharge bin 4 are connected via a grinding part 5, a feed hopper 6 is arranged on the upper crushing box 3, and a discharge port 7 is arranged at the bottom of the side wall of the lower discharge bin 4;

[0022] Two crushing rollers 8 are rotatably provided in the upper crushing box 3, the grinding part 5 includes an upper conical bucket 501, a lower conical bucket 502 and a straight pipe 503 connected between the upper conical bucket 501 and the lower conical bucket 502, the upper conical bucket 501 and the lower conical bucket 502 are respectively fixed below the upper crushing box 3 and above the lower discharge bin 4, a driving shaft 25 extending into the grinding part is rotatably provided in the lower discharge bin 4, an upper grinding roller 9 located in the upper conical bucket 501 and a lower grinding roller 10 located in the lower conical bucket 502 are respectively provided on the driving shaft 25, an upper grinding gap is formed between the upper grinding roller 9 and the inner wall of the upper conical bucket 501, and a lower grinding gap is formed between the lower grinding roller 10 and the inner wall of the lower conical bucket 502.

[0023] In one embodiment, a support column 11 is provided on the loading platform 2, a top plate 12 is provided at the upper end of the support column 11, a first motor 13 is provided on the top plate 12, an output shaft of the first motor 13 is provided with a stirring rod 14 extending into the feed hopper 6, and a first spiral blade 15 is provided on the stirring rod 14 located in the lower port of the feed hopper 6. This design is used to facilitate the loading process of the material basket. By starting the first motor 13, the rotation of the stirring rod 14 is transmitted to the first spiral blade 15, so that the soybeans can fall quickly and evenly from the feed hopper 6 into the upper crushing box 3, providing uniform material distribution for the subsequent grinding process.

[0024] In one embodiment, the two crushing rollers 8 are both rotatably arranged in the upper crushing box 3 via a rotating shaft 16, one of the rotating shafts 16 is driven by a second motor 17 arranged outside the upper crushing box 3, and the ends of the two rotating shafts 16 away from the second motor 17 are provided with mutually meshing transmission gears 18. Driven by the second motor 17, the two crushing rollers 8 can work together to improve the grinding efficiency. The meshing of the transmission gears 18 ensures their synchronous rotation, thereby coordinating the grinding operation during the production process.

[0025] In one embodiment, the surface of the upper grinding roller 9 and the inner wall of the upper conical bucket 501 are both provided with upper grinding protrusions 19, and the surface of the lower grinding roller 10 and the inner wall of the lower conical bucket 502 are both provided with lower grinding protrusions 20. This design helps to grind soybean particles more effectively by introducing the upper grinding protrusions 19 and the lower grinding protrusions 20. The mutual cooperation of the upper grinding protrusions 19 and the lower grinding protrusions 20 further optimizes the grinding effect.

[0026] In one embodiment, the upper end of the upper grinding roller 9 and the upper end of the lower grinding roller 10 are both provided with a conical material guide seat 21. The shape and position of the conical material guide seat 21 are carefully designed to ensure stable guidance of the material during the grinding process, making the entire grinding process smoother.

[0027] In one embodiment, a guide ramp 22 extending to the discharge port 7 is provided in the lower discharge bin 4, and a drive shaft 25 is rotatably disposed on the guide ramp 22 and driven by a third motor 23 disposed below the guide ramp 22. This design ensures that the ground soybean powder can flow smoothly to the discharge port 7 through the provision of the guide ramp 22.

[0028] In one embodiment, the driving shaft 25 is provided with a second spiral blade 24 located in the straight tube 503. The second spiral blade 24 is provided to facilitate the ground soybean particles to pass through the straight tube 503 more smoothly, thereby improving the grinding efficiency.

[0029] Working principle: a basket containing soybeans can be placed on the loading platform 2 in advance to facilitate loading, and soybeans are put into the feed hopper 6, and the first motor 13 is started. The first motor 13 drives the stirring rod 14 to rotate, and the stirring rod 14 drives the first spiral blade 15 to facilitate the soybeans to quickly fall from the feed hopper 6 to the upper crushing box 3, and the second motor 17 is started. The second motor 17 drives the rotating shaft 16 to rotate, and the two rotating shafts 16 drive the two crushing rollers 8 to rotate in opposite directions through the cooperation of two transmission gears 18. The two crushing rollers 8 can perform preliminary crushing on the falling soybeans, and the crushed soybean particles continue to fall and are placed on the conical guide seat. 21 enters the upper grinding gap, the third motor 23 is started to drive the driving shaft 25 to rotate, the driving shaft 25 simultaneously drives the lower grinding roller 10 and the upper grinding roller 9 to rotate, the upper grinding roller 9 surface and the inner wall of the upper conical bucket 501 are provided with upper grinding protrusions 19 which cooperate with each other to grind the soybean particles once, the ground particles enter the lower grinding gap through the straight tube 503, the lower grinding roller 10 surface and the inner wall of the lower conical bucket 502 are provided with lower grinding protrusions 20 which cooperate with each other to grind the soybean particles for the second time, the soybeans after the second grinding form soybean powder which is discharged from the discharge port 7 under the action of the material guide inclined plate 22.

[0030] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A soybean grinding device for making soybean powder, comprising a base (1), characterized in that: The base (1) is provided with a grinding device and a loading platform (2), the grinding device comprising an upper crushing box (3) and a lower discharge bin (4), the upper crushing box (3) and the lower discharge bin (4) are connected via a grinding portion (5), the upper crushing box (3) is provided with a feed hopper (6), and the bottom of the side wall of the lower discharge bin (4) is provided with a discharge port (7); Two crushing rollers (8) are rotatably arranged in the upper crushing box (3); the grinding section (5) comprises an upper conical bucket (501), a lower conical bucket (502) and a straight pipe (503) connected between the upper conical bucket (501) and the lower conical bucket (502); the upper conical bucket (501) and the lower conical bucket (502) are respectively fixed below the upper crushing box (3) and above the lower discharge bin (4); a driving shaft (25) extending into the grinding section is rotatably arranged in the lower discharge bin (4); an upper grinding roller (9) located in the upper conical bucket (501) and a lower grinding roller (10) located in the lower conical bucket (502) are respectively arranged on the driving shaft (25); an upper grinding gap is formed between the upper grinding roller (9) and the inner wall of the upper conical bucket (501); and a lower grinding gap is formed between the lower grinding roller (10) and the inner wall of the lower conical bucket (502).

2. The soybean grinding equipment for making soybean powder according to claim 1, characterized in that: The loading platform (2) is provided with a support column (11), the upper end of the support column (11) is provided with a top plate (12), the top plate (12) is provided with a first motor (13), the output shaft of the first motor (13) is provided with a stirring rod (14) extending into the feed hopper (6), and the stirring rod (14) is provided with a first spiral blade (15) located in the lower port of the feed hopper (6).

3. The soybean grinding equipment for making soybean powder according to claim 1, characterized in that: The two crushing rollers (8) are both rotatably arranged in the upper crushing box (3) via a rotating shaft (16), one of the rotating shafts (16) is driven by a second motor (17) arranged outside the upper crushing box (3), and the ends of the two rotating shafts (16) away from the second motor (17) are both provided with mutually meshing transmission gears (18).

4. The soybean grinding equipment for making soybean powder according to claim 1, characterized in that: The surface of the upper grinding roller (9) and the inner wall of the upper conical bucket (501) are both provided with upper grinding protrusions (19), and the surface of the lower grinding roller (10) and the inner wall of the lower conical bucket (502) are both provided with lower grinding protrusions (20).

5. The soybean grinding equipment for making soybean powder according to claim 4, characterized in that: The upper ends of the upper grinding roller (9) and the lower grinding roller (10) are both provided with a conical material guide seat (21).

6. The soybean grinding equipment for making soybean powder according to claim 1, characterized in that: The lower discharge bin (4) is provided with a material guide inclined plate (22) extending to the discharge port (7), the drive shaft (25) is rotatably arranged on the material guide inclined plate (22), and the drive shaft (25) is driven by a third motor (23) arranged below the material guide inclined plate (22).

7. The soybean grinding equipment for making soybean powder according to claim 1, characterized in that: The drive shaft (25) is provided with a second spiral blade (24) located inside the straight tube (503).

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