Crushing device for anti-caking raw materials of compound fertilizer

Abstract

The utility model discloses a compound fertilizer anti-caking raw material crushing device which comprises a main box body with a box door, a feeding hopper is fixedly inserted into the top of the main box body, a first motor is fixedly connected to the outer wall of one side of the main box body, and the output end of the first motor penetrates through the main box body and is fixedly connected with a first crushing roller. A first crushing roller is arranged on one side of the main box body, a second crushing roller meshed with the first crushing roller is arranged on one side of the first crushing roller, the first crushing roller and the second crushing roller are rotationally connected with the inner wall of the main box body, one end of the first crushing roller is fixedly sleeved with a first gear, and one end of the second crushing roller is fixedly sleeved with a second gear meshed with the first gear; a filter box is arranged in the main box body, an opening is formed in the bottom of the filter box, and a filter screen is hinged to the interior of the opening, raw materials can be sieved after being crushed, so that the incompletely crushed raw materials are removed, and the crushing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of products related to fertilizer production, in particular to a composite fertilizer anti-caking raw material crushing device. Background Art

[0002] Chemical fertilizers, referred to as compound fertilizers. Fertilizers made by chemical and (or) physical methods that contain one or more nutrients required for the growth of crops. Also called inorganic fertilizers, including nitrogen fertilizers, phosphorus fertilizers, potassium fertilizers, micro-fertilizers, compound fertilizers, etc., are not edible. They have the following common characteristics: simple ingredients and high nutrient content. The fertilizers are fast-acting and strong. Compound fertilizer production requires the addition of various raw materials. The raw materials for compound fertilizer production will form lumps after transportation and long-term storage. The lumps of compound fertilizer raw materials need to be crushed before compound fertilizer production;

[0003] However, the existing pulverizing devices are defective in that they cannot remove the incompletely crushed materials in time after crushing, which affects the subsequent preparation process. Utility Model Content

[0004] The utility model aims to provide a composite fertilizer anti-caking raw material crushing device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a compound fertilizer anti-caking raw material crushing device, comprising a main box body with a box door, a feed hopper is fixedly inserted on the top of the main box body, a first motor is fixedly connected to the outer wall of one side of the main box body, the output end of the first motor passes through the main box body and is fixedly connected to a first crushing roller, a second crushing roller is meshed with one side of the first crushing roller, the first crushing roller and the second crushing roller are both rotatably connected to the inner wall of the main box body, one end of the first crushing roller is fixedly sleeved with a first gear, one end of the second crushing roller is fixedly sleeved with a second gear meshing with the first gear, a filter box is arranged in the main box body, and the filter box The bottom of the filter is provided with an opening, and the filter screen is hingedly connected in the opening; a support frame is fixedly connected to an outer wall of one side of the main box body, and a rebound plate is provided in the support frame, and a plurality of springs are fixedly connected between one side of the rebound plate and the inner wall of the support frame; one side of the rebound plate is fixedly connected to a connecting plate, one end of the connecting plate passes through the main box body and is fixedly connected to the filter box, the other side of the main box body is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a cam, one side of the cam is provided with a vertical plate, and one side of the bottom end of the vertical plate is fixedly connected to a traction plate, one end of the traction plate passes through the main box body and is fixedly connected to the filter box, and a discharge pipe is fixedly inserted at the bottom of the main box body.

[0006] Preferably, a positioning block is fixedly connected to the bottom of one end of the filter screen, a supporting block is fixedly connected to the bottom of the filter box, a locking bolt is inserted into the supporting block, and a screw groove corresponding to the locking bolt is provided on one side of the positioning block.

[0007] Preferably, four supporting feet arranged in a rectangular shape are fixedly connected to the bottom of the main box.

[0008] Preferably, two guide plates which are arranged opposite to each other are fixedly connected to the inner bottom of the main box body.

[0009] Preferably, the first motor and the second motor are both servo motors.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The compound fertilizer anti-caking raw material crushing device starts the first motor to drive the first crushing roller to rotate. At this time, the first gear on the first crushing roller will mesh with the second gear to realize the rotation of the second crushing roller. The raw materials are crushed by the engagement between the first crushing roller and the second crushing roller. The crushed raw materials fall into the filter box, and the second motor is started to drive the cam to rotate. At this time, the cam will press the vertical plate, and the vertical plate uses the traction plate to pull the filter box. At this time, the filter box drives the rebound plate to move through the connecting plate. At this time, the rebound plate will stretch the spring. When the cam is separated from the vertical plate, the rebound force of the spring is used to prompt the filter box to return to the initial position, so as to realize the reciprocating screening of the raw materials. The utility model can screen the raw materials after crushing, so as to remove the incompletely crushed raw materials and increase the crushing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic structural diagram of a composite fertilizer anti-caking raw material crushing device of the utility model;

[0013] Figure 2 It is a schematic diagram of the meshing of the first gear and the second gear of a composite fertilizer anti-caking raw material crushing device of the utility model;

[0014] Figure 3 This is an enlarged view of point A of a composite fertilizer anti-caking raw material crushing device of the utility model.

[0015] In the figure: 1. main box body; 2. feed hopper; 3. first motor; 4. first crushing roller; 5. second crushing roller; 6. first gear; 7. second gear; 8. filter box; 9. filter screen; 10. support frame; 11. rebound plate; 12. spring; 13. connecting plate; 14. second motor; 15. cam; 16. vertical plate; 17. traction plate; 18. discharge pipe; 19. positioning block; 20. support block; 21. locking bolt; 22. support foot; 23. guide plate. DETAILED DESCRIPTION

[0016] 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.

[0017] See also Figure 1-3 The utility model provides an embodiment: a compound fertilizer anti-caking raw material crushing device, comprising a main box body 1 with a box door, a feed hopper 2 is fixedly inserted on the top of the main box body 1, a first motor 3 is fixedly connected to the outer wall of one side of the main box body 1, the output end of the first motor 3 passes through the main box body 1 and is fixedly connected to a first crushing roller 4, a second crushing roller 5 is provided on one side of the first crushing roller 4, the first crushing roller 4 and the second crushing roller 5 are both rotatably connected to the inner wall of the main box body 1, and one end of the first crushing roller 4 is fixedly sleeved with a first gear 6, One end of the second crushing roller 5 is fixedly sleeved with a second gear 7 meshing with the first gear 6, a filter box 8 is arranged in the main box body 1, and an opening is arranged at the bottom of the filter box 8, and a filter screen 9 is hingedly connected in the opening, a support frame 10 is fixedly connected to the outer wall of one side of the main box body 1, and a rebound plate 11 is arranged in the support frame, and a plurality of springs 12 are fixedly connected between one side of the rebound plate 11 and the inner wall of the support frame 10, and a connecting plate 13 is fixedly connected to one side of the rebound plate 11, and one end of the connecting plate 13 passes through the main box body 1 and is fixedly connected to the filter box 8, and the main box body 1 The other side of the main housing 1 is fixedly connected to a second motor 14, an output end of the second motor 14 is fixedly connected to a cam 15, a vertical plate 16 is provided on one side of the cam 15, a traction plate 17 is fixedly connected to one side of the bottom end of the vertical plate 16, one end of the traction plate 17 passes through the main housing 1 and is fixedly connected to the filter box 8, a discharge pipe 18 is fixedly inserted at the bottom of the main housing 1, specifically, the first motor 3 is started to drive the first crushing roller 4 to rotate, at this time, the first gear 6 on the first crushing roller 4 will mesh with the second gear 7 to realize the rotation of the second crushing roller 5, and the first gear 6 on the first crushing roller 4 will mesh with the second gear 7 to realize the rotation of the second crushing roller 5. The engagement between the crushing roller 4 and the second crushing roller 5 realizes the crushing of the raw materials, and the crushed raw materials fall into the filter box 8. The second motor 14 is started to drive the cam 15 to rotate. At this time, the cam 15 will press the vertical plate 16, and the vertical plate 16 uses the traction plate 17 to pull the filter box 8. At this time, the filter box 8 drives the rebound plate 11 to move through the connecting plate 13. At this time, the rebound plate 11 will stretch the spring 12. When the cam 15 is separated from the vertical plate 16, the rebound force of the spring 12 is used to prompt the filter box 8 to return to the initial position, thereby realizing the reciprocating screening of the raw materials.

[0018] In this embodiment, a positioning block 19 is fixedly connected to the bottom of one end of the filter screen 9, and a supporting block 20 is fixedly connected to the bottom of the filter box 8. A locking bolt 21 is inserted on the supporting block 20, and a screw groove corresponding to the locking bolt 21 is provided on one side of the positioning block 19, so as to facilitate the separation of the filter screen 9 to discharge the filtered agglomerated materials; four supporting feet 22 arranged in a rectangular shape are fixedly connected to the bottom of the main box body 1 to support the main box body 1; two guide plates 23 arranged opposite to each other are fixedly connected to the inner bottom of the main box body 1 to guide the materials; the first motor 3 and the second motor 14 are both servo motors.

[0019] Working principle: First, start the first motor 3 to drive the first crushing roller 4 to rotate. At this time, the first gear 6 on the first crushing roller 4 will mesh with the second gear 7 to realize the rotation of the second crushing roller 5. The raw materials are crushed by the engagement between the first crushing roller 4 and the second crushing roller 5. The crushed raw materials fall into the filter box 8. Start the second motor 14 to drive the cam 15 to rotate. At this time, the cam 15 will press the vertical plate 16. The vertical plate 16 uses the traction plate 17 to pull the filter box 8. At this time, the filter box 8 drives the rebound plate 11 to move through the connecting plate 13. At this time, the rebound plate 11 will stretch the spring 12. When the cam 15 is separated from the vertical plate 16, the rebound force of the spring 12 is used to prompt the filter box 8 to return to its initial position, thereby reciprocating the screening of the raw materials.

[0020] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A compound fertilizer anti-caking raw material pulverizing device, comprising a main box body (1) having a box door, characterized in that: A feed hopper (2) is fixedly inserted on the top of the main housing (1); a first motor (3) is fixedly connected to an outer wall of one side of the main housing (1); an output end of the first motor (3) passes through the main housing (1) and is fixedly connected to a first crushing roller (4); a second crushing roller (5) meshing with the first crushing roller (4) is provided on one side of the first crushing roller (4); the first crushing roller (4) and the second crushing roller (5) are both rotatably connected to the inner wall of the main housing (1); a first gear (6) is fixedly sleeved on one end of the first crushing roller (4); a second gear (7) meshing with the first gear (6) is fixedly sleeved on one end of the second crushing roller (5); a filter box (8) is provided in the main housing (1); an opening is provided at the bottom of the filter box (8); a filter screen (9) is hingedly connected in the opening; a filter box (8) is fixedly mounted on an outer wall of one side of the main housing (1); A support frame (10) is connected, a rebound plate (11) is provided in the support frame, a plurality of springs (12) are fixedly connected between one side of the rebound plate (11) and the inner wall of the support frame (10), a connecting plate (13) is fixedly connected to one side of the rebound plate (11), one end of the connecting plate (13) passes through the main box (1) and is fixedly connected to the filter box (8), a second motor (14) is fixedly connected to the other side of the main box (1), a cam (15) is fixedly connected to the output end of the second motor (14), a vertical plate (16) is provided on one side of the cam (15), a traction plate (17) is fixedly connected to one side of the bottom end of the vertical plate (16), one end of the traction plate (17) passes through the main box (1) and is fixedly connected to the filter box (8), and a discharge pipe (18) is fixedly inserted at the bottom of the main box (1).

2. The device for crushing composite fertilizer anti-caking raw materials according to claim 1, characterized in that: A positioning block (19) is fixedly connected to the bottom of one end of the filter screen (9), a supporting block (20) is fixedly connected to the bottom of the filter box (8), a locking bolt (21) is inserted into the supporting block (20), and a screw groove corresponding to the locking bolt (21) is provided on one side of the positioning block (19).

3. The compound fertilizer anti-caking raw material crushing device according to claim 1 is characterized in that: Four supporting legs (22) arranged in a rectangular shape are fixedly connected to the bottom of the main box body (1).

4. The compound fertilizer anti-caking raw material crushing device according to claim 1 is characterized in that: Two guide plates (23) arranged opposite to each other are fixedly connected to the inner bottom of the main box body (1).

5. The device for crushing composite fertilizer anti-caking raw materials according to claim 1, characterized in that: The first motor (3) and the second motor (14) are both servo motors.

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