Staged impact mill with dust falling function

Abstract

The utility model discloses a staged impact mill with a dust falling function, and relates to the technical field of impact mills, in particular to the staged impact mill with the dust falling function, which comprises a shell, a support frame is arranged in the shell, a protective box is arranged in the middle of the support frame, a first motor is arranged in the protective box, and a second motor is arranged in the protective box. A connecting shaft rod is arranged at one end of an output shaft of the first motor, a first through hole is formed in the protection box, a limiting bearing is arranged in the first through hole, a rotating sleeve is arranged in the limiting bearing, a sealing bearing is arranged in the rotating sleeve, and the connecting shaft rod is arranged in the sealing bearing. According to the grading type impact mill with the dust falling function, through cooperative arrangement of the first motor, the connecting shaft rod, the rotating sleeve, the transmission gear, the first crown gear, the second crown gear, the filtering lining plate, the punching disc and the crushing roller, the grading type impact mill with the dust falling function has the effects of optimizing the grinding structure and improving the grinding speed.

Description

Technical Field

[0001] The utility model relates to the technical field of impact mills, in particular to a grading impact mill with a dust reduction function. Background Art

[0002] Impact mill is a high-efficiency modern fine grinding equipment. It is a key equipment widely used in corn, potato and starch industries. It uses the violent impact of the hammer on the high-speed rotating rotor and the material. At the same time, the gap between the impact hammer and the liner is impacted and sheared to achieve ultra-fine grinding of the material.

[0003] Most of the existing impact mills only perform rotational grinding through the impact grinding head, and the grinding effect is relatively poor. At the same time, the grinding mechanism of the existing impact mill is single, which affects the grinding rate, and a large amount of dust is generated during the grinding process, affecting the grinding environment. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a graded impact mill with a dust reduction function, which solves the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a graded impact mill with dust reduction function, comprising a shell, a support frame is arranged inside the shell, a protective box is arranged in the middle of the support frame, a first motor is arranged inside the protective box, a connecting shaft is arranged at one end of the output shaft of the first motor, a first through hole is opened inside the protective box, a limited bearing is arranged inside the first through hole, a rotating sleeve is arranged inside the limited bearing, a sealed bearing is arranged inside the rotating sleeve, the connecting shaft is arranged inside the sealed bearing, a supporting shaft is arranged on the inner wall of the protective box, a transmission gear is rotatably connected to the outer surface of the supporting shaft, and a first crown gear is arranged on the outer surface of the connecting shaft A second crown gear is provided on the outer surface of the rotating sleeve, the first crown gear and the second crown gear are opposite to each other, and the first crown gear and the second crown gear are meshed with the transmission gear. A filter lining is provided on the outer surface of the rotating sleeve, and a mounting through hole is provided inside the filter lining. A ball is rotatably connected inside the mounting through hole, and the ball abuts against the inner wall of the shell. A stamping disk is provided at the end of the connecting shaft away from the first motor, and a certain gap is provided between the stamping disk and the inner wall of the shell and the filter lining. A processing box is provided on the upper surface of the shell, and a supporting shaft is rotatably connected inside the processing box. A crushing roller is provided on the outer surface of the supporting shaft. There are two crushing rollers and two supporting shafts, which are symmetrical to each other.

[0008] Optionally, a feed hopper is provided on the upper surface of the processing box, a sliding plate is provided at the lower end of the feed hopper, and one side of the sliding plate abuts against the crushing roller.

[0009] Optionally, a protective box is provided on the outer surface of the processing box, a second motor is provided on the inner wall of the protective box, one end of the output shaft of the second motor is provided on the supporting shaft, an output gear is provided on the outer surface of the output shaft of the first motor, a guide gear is meshed on the outer surface of the output gear, a connecting gear is meshed on the outer surface of the guide gear, the connecting gear is provided on the supporting shaft away from the second motor, the internal rotation of the guide gear is connected with a connecting shaft, the connecting shaft is provided on the inner wall of the protective box, and there are two guide gears, which are symmetrical to each other.

[0010] Optionally, a collecting bin is provided inside the shell, a fixing frame is provided inside the collecting bin, a dustproof box is provided inside the fixing frame, a third motor is provided inside the dustproof box, turbine blades are provided at one end of the output shaft of the third motor, and a material guide pipe is provided on one side of the collecting bin.

[0011] Optionally, a discharge pipe is provided at the lower end of the shell, supporting legs are provided on the lower surface of the shell, and a control box is provided on the outer surface of the shell.

[0012] (III) Beneficial effects

[0013] The utility model provides a graded impact mill with dust reduction function, which has the following beneficial effects:

[0014] 1. The graded impact mill with dust reduction function has the effect of optimizing the grinding structure and improving the grinding rate through the coordinated arrangement of the first motor, the connecting shaft, the rotating sleeve, the transmission gear, the first crown gear, the second crown gear, the filter lining, the stamping disc and the crushing roller.

[0015] 2. The grading impact mill with dust reduction function has the effect of conveniently and quickly reducing dust on the impact mill through the coordinated arrangement of the collecting bin, the third motor, the turbine blades and the material guide pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the protective box of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the utility model from the side;

[0020] Figure 5 This is a schematic diagram of the internal structure of the protection box of the utility model;

[0021] Figure 6 It is a schematic structural diagram of the front view of the utility model.

[0022] In the figure: 1. Shell; 2. Protection box; 3. First motor; 4. Connecting shaft; 5. Rotating sleeve; 6. Transmission gear; 7. First crown gear; 8. Second crown gear; 9. Filter lining; 10. Rolling ball; 11. Punching disc; 12. Processing box; 13. Crushing roller; 14. Feed hopper; 15. Sliding plate; 16. Protection box; 17. Second motor; 18. Guide gear; 19. Connecting gear; 20. Collecting bin; 21. Dustproof box; 22. Turbine blades; 23. Guide pipe; 24. Support legs; 25. Control box. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Example

[0025] A graded impact mill with dust reduction function comprises a shell 1, a support frame is arranged inside the shell 1, a protection box 2 is arranged in the middle of the support frame, a first motor 3 is arranged inside the protection box 2, a connecting shaft 4 is arranged at one end of the output shaft of the first motor 3, a first through hole is opened inside the protection box 2, a limited bearing is arranged inside the first through hole, a rotating sleeve 5 is arranged inside the limited bearing, a sealed bearing is arranged inside the rotating sleeve 5, the connecting shaft 4 is arranged inside the sealed bearing, a supporting shaft is arranged on the inner wall of the protection box 2, a transmission gear 6 is rotatably connected to the outer surface of the supporting shaft, and a first crown gear 7 is arranged on the outer surface of the connecting shaft 4. The outer surface of the rotating sleeve 5 is provided with a second crown gear 8, the first crown gear 7 and the second crown gear 8 are opposite to each other, and the first crown gear 7 and the second crown gear 8 are meshed with the transmission gear 6. The outer surface of the rotating sleeve 5 is provided with a filter lining 9, and a mounting through hole is opened inside the filter lining 9. A ball 10 is rotatably connected inside the mounting through hole, and the ball 10 abuts against the inner wall of the shell 1. A stamping disk 11 is provided at the end of the connecting shaft 4 away from the first motor 3, and there is a certain gap between the stamping disk 11 and the inner wall of the shell 1 and the filter lining 9. A processing box 12 is provided on the upper surface of the shell 1, and a support shaft is rotatably connected inside the processing box 12. The support shaft The outer surface of the rod is provided with a crushing roller 13, and the number of the crushing rollers 13 and the supporting shaft rod is two, which are symmetrical to each other. The upper surface of the processing box 12 is provided with a feed hopper 14, and the lower end of the feed hopper 14 is provided with a sliding plate 15, and one side of the sliding plate 15 abuts against the crushing roller 13. The outer surface of the processing box 12 is provided with a protection box 16, and the inner wall of the protection box 16 is provided with a second motor 17, and one end of the output shaft of the second motor 17 is provided on the supporting shaft rod. The outer surface of the output shaft of the first motor 3 is provided with an output gear, and the outer surface of the output gear is meshed with a guide gear 18, and the outer surface of the guide gear 18 is meshed with a connecting gear 19, and the connecting gear 19 is provided On the supporting shaft away from the second motor 17, the guide gear 18 is internally rotatably connected with a connecting shaft, and the connecting shaft is arranged on the inner wall of the protective box 16. There are two guide gears 18, which are symmetrical to each other. A collecting bin 20 is arranged inside the shell 1, and a fixing frame is arranged inside the collecting bin 20, and a dustproof box 21 is arranged inside the fixing frame. A third motor is arranged inside the dustproof box 21, and a turbine blade 22 is arranged at one end of the output shaft of the third motor. A material guide pipe 23 is arranged on one side of the collecting bin 20, a discharge pipe is arranged at the lower end of the shell 1, a support leg 24 is arranged on the lower surface of the shell 1, and a control box 25 is arranged on the outer surface of the shell 1.

[0026] In order to achieve the effect of optimizing the grinding structure and improving the grinding rate of the graded impact mill with dust reduction function and to facilitate the rapid dust reduction of the impact mill, as shown in the attached Figure 1-6As shown, the present application adopts the following structure, through the first motor 3, the connecting shaft 4, the rotating sleeve 5, the transmission gear 6, the first crown gear 7, the second crown gear 8, the filter lining 9, the stamping plate 11 and the crushing roller 13, the collecting bin 20, the third motor, the turbine blades 22 and the guide pipe 23, during use, the raw materials to be processed are added to the processing box 12 through the feed hopper 14, and at the same time, the operation of the first motor 3, the second motor 17 and the third motor is controlled, and the rotation of the second motor 17 drives the output gear to rotate, and under the action of the guide gear 18, the connecting gear 19 is driven to rotate, and then the two crushing rollers 13 are driven to rotate relative to each other, and the raw materials are initially crushed. The crushed raw materials fall between the stamping plate 11 and the filter lining 9, and the stamping is driven by the rotation of the first motor 3. The disk 11 rotates, and at the same time, under the action of the transmission gear 6, the first crown gear 7 and the second crown gear 8 are cooperated to make the rotating sleeve 5 rotate in the opposite direction of the connecting shaft 4, so that the filter lining 9 and the stamping disk 11 are relatively rotated, and the raw materials falling between the stamping disk 11 and the filter lining 9 are quickly ground, thereby realizing that the graded impact mill with dust reduction function has the effect of optimizing the grinding structure and improving the grinding rate. In the process of grinding, the dust generated is driven by the rotation of the third motor to rotate the turbine blades 22, so that negative pressure is generated in the collection bin 20, and the dust generated in the shell 1 is collected in the collection bin 20, and finally discharged from the guide pipe 23 to the corresponding position for collection, thereby realizing that the graded impact mill with dust reduction function has the effect of facilitating the rapid dust reduction of the impact mill.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A graded impact mill with dust reduction function, comprising a housing, characterized in that: A support frame is arranged inside the shell, a protection box is arranged in the middle of the support frame, a first motor is arranged inside the protection box, a connecting shaft is arranged at one end of the output shaft of the first motor, a first through hole is opened inside the protection box, a limited bearing is arranged inside the first through hole, a rotating sleeve is arranged inside the limited bearing, a sealed bearing is arranged inside the rotating sleeve, the connecting shaft is arranged inside the sealed bearing, a support shaft is arranged on the inner wall of the protection box, a transmission gear is rotatably connected to the outer surface of the support shaft, a first crown gear is arranged on the outer surface of the connecting shaft, a second crown gear is arranged on the outer surface of the rotating sleeve, the first crown gear and The second crown gears are opposite to each other, and the first crown gear and the second crown gear are both meshed with the transmission gear. A filter lining is provided on the outer surface of the rotating sleeve, and a mounting through hole is provided inside the filter lining. A ball is rotatably connected inside the mounting through hole, and the ball abuts against the inner wall of the shell. A stamping disk is provided at the end of the connecting shaft away from the first motor, and a certain gap is provided between the stamping disk and the inner wall of the shell and the filter lining. A processing box is provided on the upper surface of the shell, and a supporting shaft is rotatably connected inside the processing box. A crushing roller is provided on the outer surface of the supporting shaft. There are two crushing rollers and two supporting shafts, which are symmetrical to each other.

2. The graded impact mill with dust reduction function according to claim 1, characterized in that: A feed hopper is arranged on the upper surface of the processing box, a sliding plate is arranged at the lower end of the feed hopper, and one side of the sliding plate abuts against the crushing roller.

3. The graded impact mill with dust reduction function according to claim 2, characterized in that: A protective box is provided on the outer surface of the processing box, and a second motor is provided on the inner wall of the protective box. One end of the output shaft of the second motor is provided on the supporting shaft. An output gear is provided on the outer surface of the output shaft of the first motor. A guide gear is meshed on the outer surface of the output gear. A connecting gear is meshed on the outer surface of the guide gear. The connecting gear is provided on the supporting shaft away from the second motor. A connecting shaft is connected to the inner rotation of the guide gear. The connecting shaft is provided on the inner wall of the protective box. There are two guide gears, which are symmetrical to each other.

4. The graded impact mill with dust reduction function according to claim 1, characterized in that: A collecting bin is arranged inside the shell, a fixing frame is arranged inside the collecting bin, a dustproof box is arranged inside the fixing frame, a third motor is arranged inside the dustproof box, a turbine blade is arranged at one end of the output shaft of the third motor, and a material guide pipe is arranged on one side of the collecting bin.

5. The graded impact mill with dust reduction function according to claim 1, characterized in that: A discharge pipe is arranged at the lower end of the shell, supporting legs are arranged on the lower surface of the shell, and a control box is arranged on the outer surface of the shell.

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