Multi-stage crusher

Abstract

The utility model discloses a multi-stage crusher which comprises a box body, a first crushing mechanism for crushing articles is arranged in the box body, the bottom end of the box body is fixedly connected with a funnel, the bottom end of the funnel is fixedly connected with a fixed box, two round holes are formed in the top end of the fixed box, and the bottom end of the fixed box is fixedly connected with a second crushing mechanism. Two second crushing mechanisms for secondarily crushing objects are arranged in the fixed box, and a separating mechanism for separating the crushed objects is arranged at the top end of the fixed box. According to the utility model, the materials are crushed for multiple times, the crushed materials do not need to be manually collected for secondary crushing, time and labor are saved, the crushing efficiency is improved, the materials are separated, the crushed materials can be collected without closing the crusher during cleaning, and the collection efficiency of workers is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushers, in particular to a multi-stage crusher. Background Art

[0002] A crusher is a pulverizing machine used in the processing of metal ores and non-metallic ores. It can break the mined raw ore into small particles by extrusion and bending. Crushing equipment is an indispensable part of stone crushing, sand making, and grinding processes. Multi-stage crushers are usually used for coarse and intermediate crushing of brittle block materials in mining, metallurgy, chemical industry, coal mining and other industries. It can achieve coarse and intermediate crushing of materials with better crushing effect.

[0003] Existing crushers can usually only achieve coarse crushing of materials. After coarse crushing, secondary crushing is often required to achieve the desired crushing effect, which is time-consuming and labor-intensive. Existing crushers require manual cleaning of crushed materials after crushing. During cleaning, the crusher needs to be turned off to collect the crushed materials. The collection efficiency of workers is low. Therefore, this patent proposes a heat pipe radiator with air guide function to solve such problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a multi-stage crusher.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A multi-stage crusher comprises a box body, a first crushing mechanism for crushing objects is arranged inside the box body, a funnel is fixedly connected to the bottom end of the box body, a fixed box is fixedly connected to the bottom end of the funnel, two round holes are opened on the top of the fixed box, two second crushing mechanisms for secondary crushing objects are arranged inside the fixed box, and a separation mechanism for separating the crushed objects is arranged on the top of the fixed box.

[0007] Preferably, the first crushing mechanism includes a round roller, and there are two round rollers, one end of the two round rollers are rotatably connected to the inner wall of one side of the box body, the other ends of the two round rollers pass through the inner wall of one side of the box body, and the other ends of the two round rollers are rotatably connected to the outer side of the box body, and multiple first cutting knives are fixedly connected to the two round rollers, and the multiple first cutting knives are distributed in equidistant circumferential staggered manner.

[0008] Preferably, one end of the two round rollers is fixedly connected with gears, the two gears are meshed with each other, a gear box is fixedly connected to one side of the box body, the gear box is open on one side, a first partition is vertically fixedly connected inside the gear box, a first motor is fixedly connected to one side of the first partition, and the output end of the first motor is coaxially fixedly connected to one end of one of the gears.

[0009] Preferably, the second crushing mechanism comprises a rotating shaft, the rotating shaft passes through the bottom end of the fixed box, the rotating shaft is vertically rotatably connected to the inner wall of the bottom end of the fixed box, and a plurality of second cutters are fixedly connected to the rotating shaft, and the plurality of second cutters are equidistantly distributed in a circle.

[0010] Preferably, the bottom ends of the two rotating shafts are fixedly connected to belt pulleys, and the same belt is wound between the two belt pulleys. The bottom end of the fixed box is fixedly connected to a rectangular box, and the rectangular box is open at the top. A second partition is horizontally fixedly connected to the inside of the rectangular box, and a second motor is fixedly connected to the bottom end of the second partition, and the output end of the second motor is coaxially fixedly connected to the bottom end of one of the belt pulleys.

[0011] Preferably, the separation mechanism includes a horizontal plate, which is slidably connected to the inner wall of the top end of the fixed box, an L-shaped plate is fixedly connected to one side of the fixed box, a screw rod is rotatably connected to one side of the L-shaped plate, a threaded groove matching the screw rod is opened inside the horizontal plate, the screw rod is threadedly connected to the horizontal plate, and a third motor is fixedly connected to the other side of the L-shaped plate, the output end of the third motor is coaxially fixedly connected to one end of the screw rod, the screw rod passes through one side of the funnel, a guide rod is horizontally fixedly connected to the inside of the funnel, the horizontal plate slides on the guide rod, and a triangular block is fixedly connected to the top of the horizontal plate.

[0012] Preferably, cabinet doors are hinged on both sides of the fixed box, and handles are fixedly connected to one side of the exterior of the two cabinet doors.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the setting of the first cutter and the second cutter, multiple crushing of the material is achieved, and there is no need to manually collect the crushed materials for secondary crushing, which saves time and labor and improves the crushing efficiency.

[0015] 2. The horizontal plate and screw rod are set to separate the materials. The crushed materials can be collected without shutting down the crusher during cleaning, which improves the collection efficiency of the workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a multi-stage crusher proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of a multi-stage crusher proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of a rectangular box of a multi-stage crusher proposed by the utility model;

[0019] Figure 4The utility model is a schematic diagram of the screw rod structure of a multi-stage crusher.

[0020] In the figure: 1. box body; 2. round roller; 3. first cutter; 4. gear box; 5. fixed box; 6. rectangular box; 7. cabinet door; 8. handle; 9. gear; 10. first partition; 11. first motor; 12. rotating shaft; 13. second cutter; 14. belt pulley; 15. belt; 16. second partition; 17. second motor; 18. funnel; 19. L-shaped plate; 20. third motor; 21. screw rod; 22. horizontal plate; 23. triangular block; 24. guide rod; 25. round hole. DETAILED DESCRIPTION

[0021] 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.

[0022] Reference Figure 1-4 A multi-stage crusher includes a box body 1, a first crushing mechanism for crushing objects is arranged inside the box body 1, a funnel 18 is fixedly connected to the bottom end of the box body 1, a fixed box 5 is fixedly connected to the bottom end of the funnel 18, two round holes 25 are opened on the top of the fixed box 5, two second crushing mechanisms for secondary crushing objects are arranged inside the fixed box 5, and a separation mechanism for separating crushed objects is arranged on the top of the fixed box 5.

[0023] Among them, a multi-stage crusher, the first crushing mechanism includes a round roller 2, there are two round rollers 2, one end of the two round rollers 2 is rotatably connected to the inner wall of one side of the box body 1, the other ends of the two round rollers 2 pass through the inner wall of one side of the box body 1, and the other ends of the two round rollers 2 are rotatably connected to the outer side of the box body 1, and multiple first cutters 3 are fixedly connected to the two round rollers 2, and the multiple first cutters 3 are distributed in equidistant circumferential staggered manner.

[0024] Among them, a multi-stage crusher is provided, in which one end of two round rollers 2 is fixedly connected with a gear 9, the two gears 9 are meshed with each other, one side of the box body 1 is fixedly connected with a gear box 4, the gear box 4 is open on one side, a first partition plate 10 is vertically fixedly connected inside the gear box 4, one side of the first partition plate 10 is fixedly connected with a first motor 11, and the output end of the first motor 11 is coaxially fixedly connected to one end of one of the gears 9.

[0025] Among them, a multi-stage crusher, the second crushing mechanism includes a rotating shaft 12, the rotating shaft 12 passes through the bottom end of the fixed box 5, the rotating shaft 12 is vertically rotatably connected to the inner wall of the bottom end of the fixed box 5, and a plurality of second cutters 13 are fixedly connected to the rotating shaft 12, and the plurality of second cutters 13 are equidistantly distributed in circles.

[0026] Among them, a multi-stage crusher is provided, in which the bottom ends of the two rotating shafts 12 are fixedly connected with belt pulleys 14, a same belt 15 is wound between the two belt pulleys 14, the bottom end of the fixed box 5 is fixedly connected with a rectangular box 6, the rectangular box 6 is an open-top type, a second partition plate 16 is horizontally fixedly connected inside the rectangular box 6, the bottom end of the second partition plate 16 is fixedly connected with a second motor 17, and the output end of the second motor 17 is coaxially fixedly connected to the bottom end of one of the belt pulleys 14.

[0027] Among them, a multi-stage crusher, the separation mechanism includes a transverse plate 22, the transverse plate 22 is slidably connected to the inner wall of the top of the fixed box 5, an L-shaped plate 19 is fixedly connected to one side of the fixed box 5, a screw rod 21 is rotatably connected to one side of the L-shaped plate 19, a threaded groove matched with the screw rod 21 is opened inside the transverse plate 22, the screw rod 21 is threadedly connected to the transverse plate 22, and a third motor 20 is fixedly connected to the other side of the L-shaped plate 19, the output end of the third motor 20 is coaxially fixedly connected to one end of the screw rod 21, the screw rod 21 passes through one side of the funnel 18, and a guide rod 24 is horizontally fixedly connected inside the funnel 18, the transverse plate 22 slides on the guide rod 24, and a triangular block 23 is fixedly connected to the top of the transverse plate 22.

[0028] In a multi-stage crusher, cabinet doors 7 are hinged on both sides of a fixed box 5, and handles 8 are fixedly connected to one side of the outer sides of the two cabinet doors 7.

[0029] Working principle: first turn on the first motor 11 and the second motor 17. As the first motor 11 is turned on, the two gears 9 are driven to rotate, and then the two round rollers 2 are driven to rotate in the opposite direction, thereby driving the multiple first cutters 3 on the two round rollers 2 to crush the materials. As the second motor 17 is turned on, under the action of the belt 15, the two belt pulleys 14 are driven to rotate, and then the two rotating shafts 12 are driven to rotate, thereby driving the multiple second cutters 13 on the two rotating shafts 12 to crush the materials. When one of the circular holes 25 inside the fixed box 5 is almost full, turn on the third motor 20. As the third motor 20 is turned on, the screw rod 21 is driven to rotate, and then the cross plate 22 is driven to move until it covers the circular hole 25. After that, the third motor 20 and the second motor 17 are turned off, the cabinet door 7 can be opened to remove the crushed objects in one of the circular holes 25.

[0030] 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 multi-stage crusher, comprising a housing (1), characterized in that: A first crushing mechanism for crushing objects is arranged inside the box body (1), a funnel (18) is fixedly connected to the bottom end of the box body (1), a fixed box (5) is fixedly connected to the bottom end of the funnel (18), two round holes (25) are provided at the top end of the fixed box (5), two second crushing mechanisms for secondary crushing objects are arranged inside the fixed box (5), and a separation mechanism for separating crushed objects is arranged at the top end of the fixed box (5).

2. A multi-stage crusher according to claim 1, characterized in that: The first crushing mechanism comprises a round roller (2), wherein there are two round rollers (2), one end of each of the two round rollers (2) is rotatably connected to an inner wall of one side of the box body (1), the other end of each of the two round rollers (2) passes through an inner wall of one side of the box body (1), and the other end of each of the two round rollers (2) is rotatably connected to an outer side of the box body (1), and a plurality of first cutting knives (3) are fixedly connected to each of the two round rollers (2), and the plurality of first cutting knives (3) are distributed in an equidistant and circumferentially staggered manner.

3. A multi-stage crusher according to claim 2, characterized in that: One end of the two round rollers (2) is fixedly connected to a gear (9), the two gears (9) are meshed with each other, one side of the housing (1) is fixedly connected to a gear box (4), the gear box (4) is open on one side, a first partition (10) is vertically fixedly connected inside the gear box (4), one side of the first partition (10) is fixedly connected to a first motor (11), and the output end of the first motor (11) is coaxially fixedly connected to one end of one of the gears (9).

4. A multi-stage crusher according to claim 1, characterized in that: The second crushing mechanism comprises a rotating shaft (12), the rotating shaft (12) passes through the bottom end of the fixed box (5), the rotating shaft (12) is vertically rotatably connected to the inner wall of the bottom end of the fixed box (5), and a plurality of second cutters (13) are fixedly connected to the rotating shaft (12), and the plurality of second cutters (13) are equidistantly distributed on a circumference.

5. A multi-stage crusher according to claim 4, characterized in that: The bottom ends of the two rotating shafts (12) are fixedly connected to belt pulleys (14), a common belt (15) is wound between the two belt pulleys (14), the bottom end of the fixed box (5) is fixedly connected to a rectangular box (6), the rectangular box (6) is open at the top, a second partition (16) is horizontally fixedly connected inside the rectangular box (6), the bottom end of the second partition (16) is fixedly connected to a second motor (17), and the output end of the second motor (17) is coaxially fixedly connected to the bottom end of one of the belt pulleys (14).

6. A multi-stage crusher according to claim 1, characterized in that: The separation mechanism comprises a transverse plate (22), wherein the transverse plate (22) is slidably connected to the inner wall of the top end of the fixed box (5), an L-shaped plate (19) is fixedly connected to one side of the fixed box (5), a screw rod (21) is rotatably connected to one side of the L-shaped plate (19), a thread groove matching the screw rod (21) is provided inside the transverse plate (22), the screw rod (21) is threadedly connected to the transverse plate (22), a third motor (20) is fixedly connected to the other side of the L-shaped plate (19), an output end of the third motor (20) is coaxially fixedly connected to one end of the screw rod (21), the screw rod (21) passes through one side of the funnel (18), a guide rod (24) is horizontally fixedly connected inside the funnel (18), the transverse plate (22) slides on the guide rod (24), and a triangular block (23) is fixedly connected to the top of the transverse plate (22).

7. A multi-stage crusher according to claim 1, characterized in that: Cabinet doors (7) are hingedly connected to both sides of the fixed box (5), and handles (8) are fixedly connected to one side of the exterior of the two cabinet doors (7).

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