Mining vibrating screen with broken stone processing mechanism

Abstract

The utility model relates to the technical field of mineral production, and discloses a mining vibrating screen with a broken stone processing mechanism, which comprises a screen box, the upper part of the screen box is provided with screen holes, the lower part of the screen box is a smooth plate block, the left side of the screen box is provided with a working table, and the working table is provided with a driving hammer assembly. The hammering assembly is used for hammering the upper portion of the screen box to prevent screen holes from being blocked by broken stone, the bottom of the screen box is fixedly connected with a plurality of second springs, the bottoms of the second springs are fixedly connected with a bottom plate, the left side of the bottom plate is fixedly connected with a third motor, and the driving end of the third motor is rotationally connected to the middle of the bottom plate. The rear side of the lower portion of the screen box is rotationally connected with one end of a first connecting rod. According to the crushing device, the conical screw is driven by the second motor to rotate, the conical screw can drive the transmission block and the first transmission shaft to rotate, the first transmission shaft can drive the eccentric shaft sleeve to rotate and is matched with the shaft sleeve cushion layer to collide with the inner wall, and crushed stone crushing work is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of mineral production, in particular to a mining vibrating screen with a crushed stone processing mechanism. Background Art

[0002] Mining vibrating screen is an indispensable and important equipment in the mining industry, mainly used for screening and grading ore, coal and other materials. In the early mining and processing, screening work often relied on simple manual screening and inefficient mechanical devices, which was not only inefficient, but also difficult to ensure the screening effect. With the continuous advancement of industrial technology, mining vibrating screen came into being;

[0003] The structure of mining vibrating screen includes screen box, screen, vibration motor, support spring and shock absorbing device. The screen box carries the screen and materials, and the screen material and aperture are selected according to the requirements. The vibration motor provides power to generate exciting force to make the screen box vibrate. The support spring and shock absorbing device reduce the impact of vibration and ensure stability. Its working principle is that the vibration motor starts, the exciting force makes the screen box vibrate, the material enters from the feed port, the small particles fall through the screen holes, and the large particles move along the screen surface and are discharged from different discharge ports to achieve screening and grading;

[0004] The existing mining vibrating screen does not have a stone crushing structure. When encountering larger-sized ores, these ores cannot be processed directly due to the lack of a crushing structure. Additional equipment and processes are required for crushing, which increases the complexity of the production process and increases costs and time consumption. Therefore, a mining vibrating screen with a stone crushing mechanism is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a mining vibrating screen with a stone crushing processing mechanism, aiming to improve the problem that the prior art cannot process larger ores, increases processing costs and time consumption.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A mining vibrating screen with a crushing mechanism comprises a screen box, the upper part of the screen box is provided with screen holes, the lower part of the screen box is a smooth plate, a workbench is arranged on the left side of the screen box, the workbench is provided with a hammer assembly, the hammer assembly is used to hit the upper part of the screen box to prevent the screen holes from being blocked by gravel, a plurality of springs 2 are fixedly connected to the bottom of the screen box, a plurality of springs 2 are fixedly connected to the bottom of a bottom plate, a motor 3 is fixedly connected to the left side of the bottom plate, a driving end of the motor 3 is rotatably connected to the middle of the bottom plate, one end of a connecting rod 1 is rotatably connected to the rear side of the lower part of the screen box, the driving end of the motor 3 is rotatably connected to one end of a connecting rod 2, and the connecting rod 1 The other end is rotatably connected to the other end of the connecting rod 2, a bracket is arranged on the rear side of the sieve box, a crushing bin is fixedly connected to the upper part of the bracket, an inner wall is fixedly connected to the inside of the crushing bin, a transmission shaft 1 is rotatably connected to the inside of the crushing bin, a transmission block is sleeved on the lower part of the transmission shaft, a sleeve cushion layer is sleeved on the middle part of the transmission shaft 1, an eccentric sleeve is sleeved on the upper part of the transmission shaft 1, the eccentric sleeve abuts on the top of the sleeve cushion layer, a motor 2 is fixedly connected to the rear side of the crushing bin, a conical screw is fixedly connected to the driving end of the motor 2, the conical screw is rotatably connected to the inside of the crushing bin, and the lower part of the transmission block is meshed with the front end of the conical screw;

[0008] As a further description of the above technical solution:

[0009] The hammer assembly includes two fixed blocks 1, the two fixed blocks 1 are fixedly connected to the left side of the top of the workbench, the two fixed blocks 1 are rotatably connected to a drop hammer on one side, the top right side of the workbench is fixedly connected to a spring 1, the spring 1 is fixedly connected to the lower middle part of the drop hammer, the right side of the top of the workbench is fixedly connected to two fixed blocks 2, the two fixed blocks 2 are rotatably connected to a transmission shaft 2 inside, the middle part of the transmission shaft 2 is fixedly connected to a lifting block, the top of the lifting block abuts against the bottom of the drop hammer, the front side of the transmission shaft 2 is fixedly connected to a rotating wheel 1, the front side of the top of the workbench is fixedly connected to a motor 1, and the driving end of the motor 1 is fixedly connected to a rotating wheel 2;

[0010] As a further description of the above technical solution:

[0011] The outer circumferences of the first rotating wheel and the second rotating wheel are both covered with belts;

[0012] As a further description of the above technical solution:

[0013] The upper and lower openings of the sieve box do not overlap, and the sieve box is inclined at a certain angle;

[0014] As a further description of the above technical solution:

[0015] The bottom of the shaft sleeve cushion layer is fixedly connected to the machine housing, the lower end of the transmission shaft is rotatably connected to the inside of the machine housing, and the rear side of the machine housing is fixedly connected to the inside of the crushing bin;

[0016] As a further description of the above technical solution:

[0017] The drop hammer falls and abuts against the upper part of the screen box, and a rubber cushion is provided at the lower part of the front end of the drop hammer;

[0018] As a further description of the above technical solution:

[0019] One side of the eccentric sleeve abuts against the inside of the inner wall;

[0020] As a further description of the above technical solution:

[0021] The eccentric shaft sleeve is made of high manganese steel, and the inner wall is made of high chromium cast iron.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, the starting motor 2 can drive the conical screw to rotate, the rotation of the conical screw can drive the transmission block and the transmission shaft 1 to rotate, the transmission shaft 1 can drive the eccentric sleeve to rotate, and the eccentric sleeve and the sleeve cushion layer cooperate to collide with the inner wall to complete the crushing of the gravel.

[0024] 2. In the utility model, activating motor 1 can drive wheel 1 to rotate, and wheel 2 can drive wheel 2 to rotate through a belt, and wheel 2 can drive transmission shaft 2 and a lifting block to rotate, and the lifting block lifts the drop hammer and cooperates with a spring fixed in the middle of the drop hammer to make the drop hammer fall down, thereby completing the work of hammering the screen box. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional schematic diagram of a mining vibrating screen with a stone crushing mechanism proposed by the utility model;

[0026] Figure 2 This is a structural schematic diagram of a working platform of a mining vibrating screen with a stone crushing mechanism proposed by the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of a crushing bin of a mining vibrating screen with a stone crushing mechanism proposed by the utility model;

[0028] Figure 4 The utility model is a schematic diagram of the structure of a drop hammer of a mining vibrating screen with a stone crushing mechanism.

[0029] Legend:

[0030] 1. Screen box; 2. Workbench; 3. Motor 1; 4. Fixed block 1; 5. Rotor 1; 6. Spring 1; 7. Drop hammer; 8. Crushing bin; 9. Motor 2; 10. Bracket; 11. Spring 2; 12. Connecting rod 1; 13. Connecting rod 2; 14. Bottom plate; 15. Rotor 2; 16. Motor 3; 17. Belt; 18. Inner wall; 19. Eccentric bushing; 20. Bushing cushion; 21. Transmission block; 22. Casing; 23. Transmission shaft 1; 24. Conical screw; 25. Lifting block; 26. Fixed block 2; 27. Transmission shaft 2. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1-Figure 3The utility model provides an embodiment: a mining vibrating screen with a crushing mechanism, comprising a screen box 1, the screen box 1 is used to vibrate the screen to drop crushed stones, the screen box 1 is provided with screen holes on the upper part, the screen box 1 is provided with a smooth plate at the lower part, the upper screen holes are used to screen out fine crushed stones to the lower part, and the lower smooth plate can make the fine crushed stones slide into the collection device, a workbench 2 is provided on the left side of the screen box 1, the workbench 2 is provided with a hammer assembly, the hammer assembly is used to hit the upper part of the screen box 1 to prevent the screen holes from being blocked by crushed stones, a plurality of springs 11 are fixedly connected to the bottom of the screen box 1, the springs 11 are used to cooperate with the vibration assembly to enhance the vibration amplitude and vibration frequency, a bottom plate 14 is fixedly connected to the bottom of the plurality of springs 11, the bottom plate 14 is used to fix and support the vibrating screen device, and the left side of the bottom plate 14 is fixed A motor 3 16 is fixedly connected, and the motor 3 16 is used to drive the vibration device to work. The driving end of the motor 3 16 is rotatably connected to the middle of the bottom plate 14, and the rear side of the lower part of the screen box 1 is rotatably connected to one end of the connecting rod 12, and the driving end of the motor 3 16 is rotatably connected to one end of the connecting rod 2 13, and the other end of the connecting rod 12 is rotatably connected to the other end of the connecting rod 2 13. The transmission end of the motor 3 16 can drive one end of the connecting rod 12 to rotate, and the other end of the connecting rod 12 can drive one end of the connecting rod 2 13 to rotate, and the other end of the connecting rod 2 13 is rotatably connected to the rear side of the screen box 1 to drive the screen box 1 to shake and vibrate to remove gravel. A bracket 10 is provided on the rear side of the screen box 1, and the bracket 10 is used to support and place the crushing structure. The upper part of the bracket 10 is fixedly connected to the crushing bin 8. The crushing bin 8 is a container for crushing gravel, and a structure related to crushing gravel is arranged inside the crushing bin 8. An inner wall 18 is fixedly connected inside the crushing bin 8, and the inner wall 18 is used to cooperate with the impact device to squeeze the gravel to complete the crushing work. A transmission shaft 23 is rotatably connected inside the crushing bin 8, and the transmission shaft 23 is used to drive the impact device to operate. A transmission block 21 is sleeved at the lower part of the transmission shaft 23, and the rotation of the transmission block 21 can drive the transmission shaft 23 to rotate. A sleeve cushion layer 20 is sleeved in the middle part of the transmission shaft 23, and an eccentric sleeve 19 is sleeved on the upper part of the transmission shaft 23. The eccentric sleeve 19 abuts against the top of the sleeve cushion layer 20. The eccentric sleeve 19 is used to impact and extrude the gravel, and the sleeve cushion layer 20 is used to support the eccentric sleeve 19 to prevent it from deforming during the extrusion process. The rear side of the crushing bin 8 is fixedly connected to A motor 29 is connected, and the motor 29 is used to drive the stone crushing structure to operate. The driving end of the motor 29 is fixedly connected with a conical screw 24, and the conical screw 24 is rotatably connected to the inside of the crushing bin 8. The lower part of the transmission block 21 is meshed with the front end of the conical screw 24. After the motor 29 is started, the conical screw 24 can be driven to rotate, and the conical screw 24 can drive the transmission block 21 and the transmission shaft 1 23 to rotate. The upper and lower openings of the screen box 1 do not overlap. The upper opening of the screen box 1 is biased to the right for screening larger gravel, and the lower opening of the screen box 1 is biased to the left for screening fine gravel. The screen box 1 is tilted at a certain angle. The tilt of the screen box 1 can make the gravel roll into the collection device during the vibration process. The bottom of the sleeve cushion 20 is fixedly connected to the casing 22, and the casing 22 is used to protect the conical screw 24 and the transmission block 21.To prevent the structure from being damaged by falling gravel, the lower end of the transmission shaft 23 is rotatably connected to the inside of the casing 22, and the rear side of the casing 22 is fixedly connected to the inside of the crushing bin 8. The casing 22 is fixed inside the crushing bin 8 to support and fix the transmission shaft 23 and related structures. One side of the eccentric sleeve 19 abuts against the inside of the inner wall 18. During the rotation of the eccentric sleeve 19, the inner wall 18 squeezes the gravel to complete the crushing work. The eccentric sleeve 19 is made of high manganese steel, which has excellent wear resistance and can maintain good durability during frequent impact and friction of gravel. The inner wall 18 is made of high chromium cast iron, which has good wear resistance and impact resistance.

[0033] Reference Figure 1 , Figure 2 and Figure 4 The hammer assembly includes two fixed blocks 4, which are used to support the hammer structure. The two fixed blocks 4 are fixedly connected to the left side of the top of the workbench 2. A drop hammer 7 is rotatably connected to the adjacent side of the two fixed blocks 4. The drop hammer 7 is used to hammer the screen box 1 to complete the cleaning of the screen. A spring 6 is fixedly connected to the right side of the top of the workbench 2. The spring 6 is fixedly connected to the lower middle side of the drop hammer 7. The spring 6 can reset the drop hammer 7 so that it is pulled during the movement to generate a stronger impact force. Two fixed blocks 26 are fixedly connected to the right side of the top of the workbench 2. The two fixed blocks 26 are used to support the lifting assembly of the drop hammer 7. The two fixed blocks 26 are rotatably connected to the inside of the two fixed blocks 26. A lifting block 25 is fixedly connected to the middle of the transmission shaft 27, and the top of the lifting block 25 abuts against the drop hammer. At the bottom of 7, when the transmission shaft 27 rotates, it can drive the lifting block 25 to rotate so that it can lift the drop hammer 7 to complete the hammering work. The front side of the transmission shaft 27 is fixedly connected with a rotating wheel 5, and the front side of the top of the workbench 2 is fixedly connected with a motor 3. The driving end of the motor 3 is fixedly connected with a rotating wheel 2 15. The outer periphery of the rotating wheel 5 and the rotating wheel 2 15 are both sleeved with a belt 17. After the motor 3 is started, the rotating wheel 2 15 can be driven to rotate. The rotating wheel 2 15 can drive the rotating wheel 5 to rotate through the belt 17. The rotation of the rotating wheel 5 can drive the transmission shaft 27 and the components fixed thereon to rotate, and the rotating drop hammer 7 falls and abuts against the upper part of the screen box 1. The drop hammer 7 falls and hits the screen box 1 to complete the cleaning of the screen. A rubber pad is provided at the lower front end of the drop hammer 7, and the rubber pad can prevent the drop hammer 7 from damaging the screen box 1.

[0034] Working principle: Starting motor 29 drives cone screw 24 to rotate, cone screw 24 rotates to drive transmission block 21, transmission block 21 drives transmission shaft 1 23 to rotate, transmission shaft 1 23 drives eccentric sleeve 19 and sleeve cushion 20 to rotate, and the crushed stone is put into crushing bin 8, and the crushed stone is crushed by the rotation of eccentric sleeve 19 and the inner wall 18, and slides to the upper part of screen box 1, and starting motor 3 16 can drive one end of connecting rod 2 13 to rotate, and the other end of connecting rod 2 13 drives one end of connecting rod 1 12 to rotate, and the other end of connecting rod 12 drives the screen The rear side of the box 1 shakes, and the shaking amplitude and shaking frequency are enhanced by cooperating with multiple springs 2 11 fixed at the bottom of the screen box 1, so as to complete the action of vibrating to screen out the gravel. Starting the motor 3 can drive the wheel 2 15 at the driving end of the motor 3 to rotate, and the wheel 2 15 drives the wheel 15 to rotate through the belt 17, and the wheel 15 drives the transmission shaft 27 to rotate, and the transmission shaft 27 drives the lifting block 25 to rotate and lift the drop hammer 7. The spring 16 pulls the drop hammer 7 to fall and increase its impact force, and the screen box 1 is hit to hammer the gravel off the screen, thereby completing the hammer cleaning work of the screen.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mining vibrating screen with a rock crushing mechanism, comprising a screen box (1), characterized in that: The sieve box (1) has sieve holes on its upper part, and the sieve box (1) has a smooth plate on its lower part. A workbench (2) is provided on the left side of the sieve box (1), and a hammer assembly is provided on the workbench (2). The hammer assembly is used to strike the upper part of the sieve box (1) to prevent the sieve holes from being blocked by gravel. The sieve box (1) has a plurality of springs (11) fixedly connected to its lower part, and a bottom plate (14) is fixedly connected to the bottom of the plurality of springs (11). A motor (16) is fixedly connected to the left side of the bottom plate (14), and a driving end of the motor (16) is rotatably connected to the middle part of the bottom plate (14). The rear side of the lower part of the sieve box (1) is rotatably connected to one end of a connecting rod (12), and the driving end of the motor (16) is rotatably connected to one end of a connecting rod (13). The other end of the connecting rod (12) is rotatably connected to the other end of the connecting rod (13). A bracket (10) is arranged at the rear side of the sieve box (1), the upper part of the bracket (10) is fixedly connected to a crushing bin (8), the interior of the crushing bin (8) is fixedly connected to an inner wall (18), the interior of the crushing bin (8) is rotatably connected to a transmission shaft (23), the lower part of the transmission shaft (23) is sleeved with a transmission block (21), the middle part of the transmission shaft (23) is sleeved with a shaft sleeve cushion layer (20), the upper part of the transmission shaft (23) is sleeved with an eccentric shaft sleeve (19), the eccentric shaft sleeve (19) abuts against the top of the shaft sleeve cushion layer (20), the rear side of the crushing bin (8) is fixedly connected to a motor (9), the driving end of the motor (9) is fixedly connected to a conical screw (24), the conical screw (24) is rotatably connected to the interior of the crushing bin (8), and the lower part of the transmission block (21) is meshed with the front end of the conical screw (24).

2. A mining vibrating screen with a stone crushing mechanism according to claim 1, characterized in that: The hammer assembly comprises two fixed blocks (4), the two fixed blocks (4) are fixedly connected to the left side of the top of the workbench (2), the two fixed blocks (4) are rotatably connected to a drop hammer (7) on the adjacent side, the top right side of the workbench (2) is fixedly connected to a spring (6), the spring (6) is fixedly connected to the lower middle side of the drop hammer (7), the top right side of the workbench (2) is fixedly connected to two fixed blocks (26), the two fixed blocks (26) are rotatably connected to a transmission shaft (27) inside, the middle of the transmission shaft (27) is fixedly connected to a lifting block (25), the top of the lifting block (25) abuts against the bottom of the drop hammer (7), the front side of the transmission shaft (27) is fixedly connected to a rotating wheel (5), the front side of the top of the workbench (2) is fixedly connected to a motor (3), and the driving end of the motor (3) is fixedly connected to a rotating wheel (15).

3. A mining vibrating screen with a stone crushing mechanism according to claim 2, characterized in that: The outer circumferences of the first rotating wheel (5) and the second rotating wheel (15) are both sleeved with belts (17).

4. A mining vibrating screen with a stone crushing mechanism according to claim 1, characterized in that: The upper and lower openings of the sieve box (1) do not overlap, and the sieve box (1) is inclined at a certain angle.

5. A mining vibrating screen with a stone crushing mechanism according to claim 1, characterized in that: The bottom of the shaft sleeve cushion layer (20) is fixedly connected to a housing (22), the lower end of the transmission shaft (23) is rotatably connected to the inside of the housing (22), and the rear side of the housing (22) is fixedly connected to the inside of the crushing bin (8).

6. A mining vibrating screen with a stone crushing mechanism according to claim 2, characterized in that: The drop hammer (7) falls and abuts against the upper part of the screen box (1), and a rubber cushion is provided at the lower part of the front end of the drop hammer (7).

7. A mining vibrating screen with a rock crushing mechanism according to claim 1, characterized in that: One side of the eccentric sleeve (19) abuts against the inside of the inner wall (18).

8. The mining vibrating screen with a stone crushing mechanism according to claim 1, characterized in that: The eccentric shaft sleeve (19) is made of high manganese steel, and the inner wall (18) is made of high chromium cast iron.

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