Four-roller crusher with cleaning mechanism

Abstract

The utility model discloses a four-roller crusher with a cleaning mechanism in the technical field of crushers, which comprises a crushing box, and two groups of first crushing rollers positioned at the upper part and second crushing rollers positioned at two sides of the lower part are respectively mounted in the crushing box; the two ends of the first crushing roller and the two ends of the second crushing roller are fixedly provided with connecting rods extending out of the crushing box. The side face of the crushing box is provided with sliding grooves allowing the connecting rods to slide. According to the four-roller crusher, the problems that an existing four-roller crusher is inconvenient to clean after being used, disintegrating slag generated in the machining process of the four-roller crusher is clamped on crushing rollers and is inconvenient to clean, the crushing efficiency is high, the crushing efficiency is high, and the like are solved. The problems that the follow-up normal use of the device is easily affected, the distance between the crushing rollers cannot be adjusted, the actual crushing degree of materials is inconvenient to control, and the use flexibility of the device is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushers, in particular to a four-roll crusher with a cleaning mechanism. Background Technique

[0002] A crusher is a common metallurgical mine equipment. It is a special equipment for crushing, fine crushing and ultra-fine crushing. When necessary, it can also adjust the gap between the paired crushing rolls to crush the material to the required particle size. A four-roll crusher uses four high-strength wear-resistant alloy grinding rolls, and the high extrusion force and shear force generated by the relative rotation are used to crush the material.

[0003] The existing four-roll crusher is not convenient to clean after use. The slag generated during the processing of the four-roll crusher is stuck on the crushing rolls and is not convenient to clean, which is likely to affect the subsequent normal use of the device. Moreover, the distance between the crushing rolls cannot be adjusted, which is not convenient to control the actual crushing degree of the material and affects the flexibility of the device. Therefore, those skilled in the art provide a four-roll crusher with a cleaning mechanism to solve the problems raised in the above background technique. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a four-roll crusher with a cleaning mechanism to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A four-roll crusher with a cleaning mechanism, including a crushing box. Inside the crushing box, two groups of first crushing rolls are installed at the upper part and two second crushing rolls are installed on both sides at the lower part. Connecting rods extending to the outside of the crushing box are fixedly installed at both ends of the first crushing roll and the second crushing roll, and sliding grooves for the connecting rods to slide are provided on the side surface of the crushing box;

[0006] Two groups of first support frames are symmetrically arranged on one side of the crushing box, and two groups of second support frames are symmetrically arranged on the other side of the crushing box. Each group of the first support frames or the second support frames is rotatably connected to the ends of the upper and lower two connecting rods on the same side, and sliding brackets for supporting the first connecting frame or the second connecting frame are fixedly installed on both sides of the crushing box;

[0007] A driving component for driving the two connecting rods connected to it to rotate is provided on the first support frame, an adjusting component for controlling the relative or reverse movement of the two groups of second support frames is installed on the other side of the crushing box, and multiple groups of cleaning brushes for washing the first crushing roll and the second crushing roll are detachably installed inside the crushing box.

[0008] Preferably: The first support frame includes a first fixing block rotatably connected to the end of the connecting rod, and a frame plate for supporting the driving component is installed between the two upper and lower corresponding first fixing blocks.

[0009] Preferably, the driving assembly includes a first motor fixedly installed on the frame plate. A first gear is connected to the output shaft of the first motor. A second gear meshing with the first gear is fixedly installed on the connecting rod connecting the first fixing block.

[0010] Preferably, the second support frame includes a second fixing block rotatably connected to the end of the connecting rod. The second fixing block is connected to a moving block through a fixing rod, and the moving block is connected to the adjusting assembly.

[0011] Preferably, the sliding support includes two groups of fixing plates fixedly installed on the side of the crushing box. A plurality of sliding round rods penetrating through the first fixing block or the second fixing block are fixedly installed between the two groups of fixing plates.

[0012] Preferably, the adjusting assembly includes a driving screw rod rotatably connected to two groups of fixing plates on the same side as the second support frame. A second motor connected to the end of the driving screw rod is fixedly installed on one side of one of the fixing plates. The driving screw rod is threadedly connected to both moving blocks.

[0013] Preferably, two opposite box doors are provided on the crushing box.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] 1. In the present utility model, by setting the second motor, the driving screw rod can be driven to rotate. The driving screw rod can drive the fixing rod, the second fixing block, the connecting rod, the crushing roller and the first fixing block, etc. to move, which can conveniently adjust the distance between the two groups of first crushing rollers and the two groups of second crushing rollers, and can control the crushing processing degree of the material, thereby improving the flexibility of the four-roller crusher in use. Moreover, the first support frame, the second support frame and the sliding support are provided to support both ends of the crushing roller, which can improve the overall stability of the device.

[0016] 2. In the present utility model, a driving assembly for driving the first crushing roller and the second crushing roller on the same side up and down to rotate together is provided on the first support frame, and a plurality of cleaning brushes are provided inside the crushing box. After the adjusting assembly moves the first crushing roller and the second crushing roller into contact with the cleaning brushes, the driving assembly is started to drive the connecting rod, the first crushing roller and the second crushing roller to rotate, and the cleaning brushes are used to conveniently clean the crushing components by self-brushing, so as to ensure the normal use of the device subsequently. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 is a side view of the overall structure of the present utility model;

[0019] Figure 3 is a cross-sectional view of the overall structure of the present utility model;

[0020] Figure 4 is a top view of the overall structure of the present utility model.

[0021] In the figure: 1, crushing box; 2, first crushing roller; 3, second crushing roller; 4, connecting rod; 5, sliding groove; 6, cleaning brush; 7, first fixing block; 8, frame plate; 9, first motor; 10, first gear; 11, second gear; 12, second fixing block; 13, fixing rod; 14, moving block; 15, fixing plate; 16, round rod; 17, driving screw; 18, second motor; 19, box door. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1 to 4 , in the embodiment of the present utility model, a four-roller crusher with a cleaning mechanism includes a crushing box 1. Inside the crushing box 1, two groups of first crushing rollers 2 are installed in the upper part and two second crushing rollers 3 are installed on both sides in the lower part. Connecting rods 4 extending to the outside of the crushing box 1 are fixedly installed at both ends of the first crushing roller 2 and the second crushing roller 3. A sliding groove 5 for the sliding of the connecting rod 4 is formed on the side surface of the crushing box 1.

[0024] On one side of the crushing box 1, two groups of first support frames are symmetrically arranged. On the other side of the crushing box 1, two groups of second support frames are symmetrically arranged. Each group of first support frames or second support frames is rotatably connected to the ends of the upper and lower two connecting rods 4 on the same side. Sliding brackets for supporting the first connecting frame or the second connecting frame are fixedly installed on both sides of the crushing box 1. A driving component for driving the two connecting rods 4 connected thereto to rotate is provided on the first support frame. An adjusting component for controlling the relative or reverse movement of the two second support frames is installed on the other side of the crushing box 1. A plurality of cleaning brushes 6 for washing the first crushing roller 2 and the second crushing roller 3 are detachably installed inside the crushing box 1.

[0025] When using the device, the material to be crushed is put into the inside of the crushing box 1 from the top. Starting the driving component can drive the first crushing roller 2 and the second crushing roller 3 on the same side to rotate through the connecting rod 4. When the two driving components operate simultaneously, the two groups of first crushing rollers 2 and the two groups of second crushing rollers 3 can be used to efficiently crush and process the material. The fine material after processing can be sent out from the bottom of the crushing box 1. There are two opposite box doors 19 on the crushing box 1, which is convenient to open the box doors 19 to wash the inside of the crushing box 1, and is also convenient for overhauling and replacing the equipment inside the crushing box 1, etc.

[0026] After the four-roller crusher is used up, the driving and adjusting component drives the two second support frames to move. The second support frame drives the first crushing roller 2 and the second crushing roller 3 to move through the connecting rod 4. The first crushing roller 2 and the second crushing roller 3 simultaneously drive the first support frame to move on the support sliding frame. After the first crushing roller 2 and the second crushing roller 3 are moved into contact with the cleaning brush 6, start the driving component to rotate the first crushing roller 2 and the second crushing roller 3, which can conveniently realize the efficient automatic washing of the first crushing roller 2 and the second crushing roller 3. And by using the adjusting component to control the distance between the two groups of first crushing rollers 2 and the two groups of second crushing rollers 3, the degree of crushing and processing of the material can be controlled.

[0027] In one embodiment, specifically, the first support frame includes a first fixing block 7 rotatably connected to the end of the connecting rod 4. A frame plate 8 for supporting the driving component is installed between the two upper and lower corresponding first fixing blocks 7. The second support frame includes a second fixing block 12 rotatably connected to the end of the connecting rod 4. The second fixing block 12 is connected with a moving block 14 through a fixing rod 13, and the moving block 14 is connected with the adjusting component.

[0028] Among them, the driving component includes a first motor 9 fixedly installed on the frame plate 8. The output shaft of the first motor 9 is connected with a first gear 10. A second gear 11 meshing with the first gear 10 is fixedly installed on the connecting rod 4 connecting the first fixing block 7. Start the first motor 9, the first motor 9 can drive the first gear 10 to rotate, the first gear 10 can drive the second gear 11 to rotate, the second gear 11 can drive the connecting rod 4 connected to it to rotate, and the connecting rod 4 can conveniently drive the first crushing roller 2 and the second crushing roller 3 to rotate. The connecting rods 4 connected to the other ends of the first crushing roller 2 and the second crushing roller 3 rotate on the second support frame, which can provide stable support for the first crushing roller 2 and the second crushing roller 3. The end of the connecting rod 4 can be rotatably connected to the components through bearings, etc.

[0029] The sliding support includes two groups of fixed plates 15 fixedly installed on the side of the crushing box 1. A plurality of sliding round rods 16 penetrating through the first fixing block 7 or the second fixing block 12 are fixedly installed between the two groups of fixed plates 15. The round rods 16 and the fixed plates 15 can provide a stable sliding track for the movement of the first support frame and the second support frame.

[0030] Among them, the adjusting component includes a driving screw 17 rotatably connected to both groups of fixed plates 15 on the same side as the second support frame. A second motor 18 connected to the end of the driving screw 17 is fixedly installed on one side of one of the fixed plates 15. The driving screw 17 is threadedly connected to both moving blocks 14. When the second motor 18 is started, the second motor 18 drives the driving screw 17 to rotate, the driving screw 17 drives the moving blocks 14 to move, the moving blocks 14 can drive the second fixing block 12 to slide on the surface of the round rod 16 through the fixing rod 13, and the second fixing block 12 can drive the connecting rod 4, the crushing roller and the first fixing block 7, etc. to move.

[0031] The above is only the preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present invention.

Claims

1. A four-roll crusher with a cleaning mechanism, comprising a crushing box (1), wherein two groups of first crushing rollers (2) located at the upper part and two groups of second crushing rollers (3) located at the lower part are respectively installed inside the crushing box (1), characterized in that: Both ends of the first crushing roller (2) and the second crushing roller (3) are fixedly mounted with connecting rods (4) extending to the outside of the crushing box (1), and the side of the crushing box (1) is provided with a sliding groove (5) for the connecting rod (4) to slide; Two groups of first support frames are symmetrically arranged on one side of the crushing box (1), and two groups of second support frames are symmetrically arranged on the other side of the crushing box (1). Each group of the first support frames or the second support frames is rotatably connected to the ends of the upper and lower groups of connecting rods (4) on the same side. Both sides of the crushing box (1) are fixedly installed with sliding brackets that provide support for the first connecting frames or the second connecting frames. The first support frame is provided with a driving assembly for driving the two groups of connecting rods (4) connected thereto to rotate, and the other side of the crushing box (1) is provided with an adjusting assembly for controlling the relative or reverse movement of the two groups of the second support frames, and the interior of the crushing box (1) is detachably provided with a plurality of cleaning brushes (6) for cleaning the first crushing roller (2) and the second crushing roller (3).

2. A four-roll crusher with a cleaning mechanism according to claim 1, characterized in that: The first support frame comprises a first fixed block (7) rotatably connected to the end of the connecting rod (4), and a frame plate (8) supporting the driving assembly is installed between two upper and lower corresponding groups of the first fixed blocks (7).

3. A four-roll crusher with a cleaning mechanism according to claim 2, characterized in that: The driving assembly comprises a first motor (9) fixedly mounted on a frame plate (8), a first gear (10) being connected to a rotating shaft at an output end of the first motor (9), and a second gear (11) meshing with the first gear (10) being fixedly mounted on a connecting rod (4) connected to a first fixed block (7).

4. A four-roll crusher with a cleaning mechanism according to claim 2, characterized in that: The second support frame comprises a second fixed block (12) rotatably connected to the end of the connecting rod (4); the second fixed block (12) is connected to a moving block (14) via a fixed rod (13); and the moving block (14) is connected to the adjustment assembly.

5. A four-roll crusher with a cleaning mechanism according to claim 4, characterized in that: The sliding bracket comprises two groups of fixed plates (15) fixedly mounted on the side of the crushing box (1), and multiple groups of round rods (16) slidingly penetrating the first fixed block (7) or the second fixed block (12) are fixedly mounted between the two groups of fixed plates (15).

6. A four-roll crusher with a cleaning mechanism according to claim 5, characterized in that: The adjustment assembly comprises two sets of fixed plates (15) on the same side of the second support frame, both of which are rotatably connected to the drive screw (17), one side of one set of the fixed plates (15) being fixedly mounted with a second motor (18) connected to the end of the drive screw (17), and the drive screw (17) is threadedly connected to the two sets of moving blocks (14).

7. A four-roll crusher with a cleaning mechanism according to claim 1, characterized in that: The crushing box (1) is provided with two sets of opposite box doors (19).

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