Standard granularity preparation device for electrode paste

Abstract

The utility model relates to the technical field of electrode paste processing, in particular to an electrode paste standard granularity preparation device. Comprising a first box body, the top of the first box body is fixedly communicated with a second box body, the top of the second box body is fixedly communicated with a material receiving hopper, a crushing roller assembly is arranged in the material receiving hopper, a coarse upper mill is fixedly installed in the second box body, and a coarse lower mill matched with the coarse upper mill is arranged at the bottom of the coarse upper mill; a fine upper mill located below the coarse lower mill is fixedly installed in the second box body, a fine lower mill matched with the fine upper mill is arranged at the bottom of the fine upper mill, flow guide grooves are formed in the tops and the bottoms of the coarse upper mill and the fine upper mill, and feeding holes are formed in the coarse upper mill and the fine upper mill. By means of the simple multiple grinding structure, multiple grinding can be conveniently conducted on electrode paste raw materials, the grinding efficiency is effectively improved, the problem that the raw materials are subjected to multiple grinding operation is solved, and the preparation efficiency of the standard particle size of the electrode paste can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrode paste processing, in particular to a device for preparing standard particle size of electrode paste. Background Technique

[0002] Electrode paste is a conductive material used in electric furnace equipment such as ferroalloy furnaces and calcium carbide furnaces. Electrode paste is also called a self-baking electrode, which is baked by the heat in the submerged arc furnace. The key to the use of electrode paste is that the consumption rate of the electrode matches the baking rate. During the processing of electrode paste, the particle size needs to be controlled, so the raw materials need to be ground. In the prior art, a preparation device for processing the standard particle size of electrode paste with the authorized announcement number of CN206382059U is disclosed, including a base. Two first motors are installed on one side of the tank body. A second sieve plate is arranged below the spiral blade. An extrusion device is arranged below the second sieve plate. The extrusion device includes two mounting blocks. The mounting blocks are installed on the inner bottom surface of the tank body. Long strip grooves are formed on the side surfaces of the mounting blocks, and ball grooves corresponding to each other in position are formed on the upper and lower surfaces inside the long strip grooves. A screw rod is arranged inside the long strip groove. One end of the screw rod penetrates through the side wall of the tank body and extends to the outside of the tank body to be connected with the first motor. A threaded pipe is coaxially installed on the screw rod. The utility model has a simple structure and is convenient to use. It can not only facilitate the processing of the raw materials of electrode paste, but also improve the uniformity of rolling the raw materials of electrode paste.

[0003] However, it is found in the use of the existing device for preparing the standard particle size of electrode paste that it is not convenient to perform multiple grinding on the raw materials of electrode paste, the grinding efficiency is low, and multiple grinding operations need to be performed on the raw materials, which is not conducive to improving the preparation efficiency of the standard particle size of electrode paste. Content of the Utility Model

[0004] Aiming at the above problems, the purpose of the present utility model is to provide a device for preparing the standard particle size of electrode paste, which is convenient for performing multiple grinding on the raw materials of electrode paste, effectively improves the grinding efficiency, avoids the problem of performing multiple grinding operations on the raw materials, is conducive to improving the preparation efficiency of the standard particle size of electrode paste, and solves the problems raised in the above background technique.

[0005] To achieve the above object, the technical solution adopted by the utility model is as follows: An electrode paste standard particle size preparation device includes a first box body. The top of the first box body is fixedly connected and communicated with a second box body. The top of the second box body is fixedly connected and communicated with a material receiving hopper. A crushing roller assembly is arranged in the material receiving hopper. A rough upper grinder is fixedly installed in the second box body. A rough lower grinder adapted to the bottom of the rough upper grinder is provided. A fine upper grinder is fixedly installed in the second box body below the rough lower grinder. A fine lower grinder adapted to the bottom of the fine upper grinder is provided. Flow guiding grooves are provided at the top and bottom of the rough upper grinder and the fine upper grinder. The rough upper grinder and the fine upper grinder are both provided with feed holes, and the feed holes are communicated with the corresponding two flow guiding grooves. Two cross bars are fixedly installed in the second box body. The bottoms of the rough lower grinder and the fine lower grinder are both fixedly installed with rotating shafts. The rotating shafts rotate through the corresponding cross bars. A round rod is fixedly installed at the top end of the fine lower grinder. The round rod rotates through the corresponding feed hole and flow guiding groove. The top end of the round rod is fixed on the corresponding rotating shaft. A first bevel gear is provided at the bottom end of the rotating shaft located below. A motor is provided on one side of the second box body. The output shaft of the motor extends into the second box body and is provided with a second bevel gear. The second bevel gear meshes with the first bevel gear.

[0006] In order to facilitate the screening of the ground raw material powder:

[0007] As a further improvement of the above technical solution: The first box body further includes an inclined rectangular frame plate fixedly installed in the first box body. A sieve plate is slidably installed on the top of the rectangular frame plate. Two rectangular through grooves penetrate through the rectangular frame plate. Slide plates slidably penetrate through the rectangular through grooves. The top ends of the slide plates are fixed to the bottom of the sieve plate. Two electric cylinders are fixedly installed at the bottom of the rectangular frame plate. The output rods of the electric cylinders are fixed to the corresponding slide plates. A discharge hopper is fixedly connected and communicated with one side of the first box body. The discharge hopper is adapted to the sieve plate. A discharge hole penetrates through the inner wall on one side of the first box body.

[0008] The beneficial effect of this improvement is that by setting it like this, it is convenient to screen the ground raw material powder, and further convenient for the subsequent processing operation of the electrode paste.

[0009] In order to facilitate the rapid grinding and refinement of the raw materials:

[0010] As a further improvement of the above technical solution: A plurality of first grinding grooves arranged radially and evenly are provided at the tops of the rough lower grinder and the fine lower grinder. A plurality of second grinding grooves arranged radially and evenly are provided on the inner walls of the bottom flow guiding grooves of the rough upper grinder and the fine upper grinder.

[0011] The beneficial effect of this improvement is that by providing the first grinding grooves and the second grinding grooves, it is convenient to rapidly grind and refine the raw materials.

[0012] To facilitate the support and limit of the rotating shaft:

[0013] As a further improvement of the above technical solution: a first through hole is penetrated through the cross bar, and the rotating shaft rotates through the first through hole.

[0014] The beneficial effect of this improvement is: by providing the first through hole, it is convenient to support and limit the rotating shaft.

[0015] To facilitate the limit of the output shaft of the motor:

[0016] As a further improvement of the above technical solution: a second through hole is penetrated through one inner wall of the second box body, and the output shaft of the motor rotates through the second through hole.

[0017] The beneficial effect of this improvement is: by providing the second through hole, it is convenient to limit the output shaft of the motor.

[0018] To prevent powder from adhering to the first bevel gear and the second bevel gear:

[0019] As a further improvement of the above technical solution: a protective cover and a vertical plate are fixedly installed at the bottom of the cross bar located below, and the output shaft of the motor rotates through the vertical plate and extends into the protective cover.

[0020] The beneficial effect of this improvement is: by providing the protective cover, it is convenient to prevent powder from adhering to the first bevel gear and the second bevel gear.

[0021] To facilitate the limit of the sliding plate:

[0022] As a further improvement of the above technical solution: a limiting rod is fixedly installed in the rectangular through groove, and the limiting rod slides through the corresponding sliding plate.

[0023] The beneficial effect of this improvement is: by providing the limiting rod, it is convenient to limit the sliding plate.

[0024] To facilitate rapid discharging:

[0025] As a further improvement of the above technical solution: a cover plate is slidably installed in the discharge hole, and a diversion inclined plate is fixedly installed on the bottom inner wall of the first box body, and the diversion inclined plate is adapted to the discharge hole.

[0026] The beneficial effect of this improvement is: by providing the diversion inclined plate, it is convenient to rapidly discharge.

[0027] The beneficial effect of the present utility model is: through a simple multi-grinding structure, it is convenient to perform multi-grinding on the electrode paste raw material, effectively improving the grinding efficiency, avoiding the problem of performing multiple grinding operations on the raw material, and being beneficial to improving the preparation efficiency of the standard particle size of the electrode paste. Description of the Drawings

[0028] Figure 1 is the schematic diagram of the front view sectional structure of the present utility model;

[0029] Figure 2 is the present utility model Figure 1 the enlarged schematic diagram of part A in;

[0030] Figure 3 is the schematic diagram of the three-dimensional sectional assembly structure of the rough upper grinder in the present utility model;

[0031] Figure 4 is the top view structure diagram of the rough lower grinder in the present utility model;

[0032] Figure 5 is the top view sectional structure diagram of the rectangular frame plate in the present utility model.

[0033] In the figure: 1. First box body; 2. Second box body; 3. Material receiving hopper; 4. Crushing roller assembly; 5. Rough upper grinder; 6. Rough lower grinder; 7. Fine upper grinder; 8. Fine lower grinder; 9. Flow guiding groove; 10. Feeding hole; 11. Cross bar; 12. Rotating shaft; 13. Round bar; 14. First bevel gear; 15. Motor; 16. Second bevel gear; 17. Rectangular frame plate; 18. Sieve plate; 19. Rectangular through groove; 20. Slide plate; 21. Electric cylinder; 22. Discharge hopper; 23. Discharge hole. Detailed Embodiment

[0034] In order to enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any restrictive effect on the protection scope of the present utility model.

[0035] Such as Figures 1-5As shown, an electrode paste standard particle size preparation device includes a first box body 1. The top of the first box body 1 is fixedly connected and communicated with a second box body 2. The top of the second box body 2 is fixedly connected and communicated with a feeding hopper 3. A crushing roller assembly 4 is arranged in the feeding hopper 3. A rough upper grinder 5 is fixedly installed in the second box body 2. A rough lower grinder 6 adapted to the rough upper grinder 5 is arranged at the bottom of the rough upper grinder 5. A fine upper grinder 7 is fixedly installed in the second box body 2 below the rough lower grinder 6. A fine lower grinder 8 adapted to the fine upper grinder 7 is arranged at the bottom of the fine upper grinder 7. Flow guide grooves 9 are arranged at the top and bottom of the rough upper grinder 5 and the fine upper grinder 7. The rough upper grinder 5 and the fine upper grinder 7 are both provided with feeding holes 10. The feeding holes 10 are communicated with the corresponding two flow guide grooves 9. Two cross bars 11 are fixedly installed in the second box body 2. Rotating shafts 12 are fixedly installed at the bottoms of the rough lower grinder 6 and the fine lower grinder 8. The rotating shafts 12 rotatably penetrate through the corresponding cross bars 11. A round bar 13 is fixedly installed at the top end of the fine lower grinder 8. The round bar 13 rotatably penetrates through the corresponding feeding hole 10 and the flow guide groove 9. The top end of the round bar 13 is fixed on the corresponding rotating shaft 12. A first bevel gear 14 is arranged at the bottom end of the rotating shaft 12 located below. A motor 15 is arranged on one side of the second box body 2. The output shaft of the motor 15 extends into the second box body 2 and is provided with a second bevel gear 16. The second bevel gear 16 meshes with the first bevel gear 14. Through a simple multiple grinding structure, it is convenient to perform multiple grinding on the electrode paste raw materials, effectively improving the grinding efficiency, avoiding the problem of performing multiple grinding operations on the raw materials, and being beneficial to improving the preparation efficiency of the electrode paste standard particle size. The first box body 1 further includes an inclined rectangular frame plate 17. The rectangular frame plate 17 is fixedly installed in the first box body 1. A sieve plate 18 is slidably installed on the top of the rectangular frame plate 17. Two rectangular through grooves 19 penetrate through the rectangular frame plate 17. Slide plates 20 slidably penetrate through the rectangular through grooves 19. The top ends of the slide plates 20 are fixed to the bottom of the sieve plate 18. Two electric cylinders 21 are fixedly installed at the bottom of the rectangular frame plate 17. The output rods of the electric cylinders 21 are fixed to the corresponding slide plates 20. One side of the first box body 1 is fixedly connected and communicated with a discharge hopper 22. The discharge hopper 22 is adapted to the sieve plate 18. A discharge hole 23 penetrates through one side inner wall of the first box body 1. By setting like this, it is convenient to screen the ground raw material powder, and thus convenient for the subsequent processing operation of the electrode paste. A plurality of first grinding grooves arranged in a radially uniform distribution are formed at the tops of the rough lower grinder 6 and the fine lower grinder 8. A plurality of second grinding grooves arranged in a radially uniform distribution are formed on the inner walls of the bottom flow guide grooves 9 of the rough upper grinder 5 and the fine upper grinder 7. By arranging the first grinding grooves and the second grinding grooves, it is convenient to quickly grind and refine the raw materials. A first through hole penetrates through the cross bar 11. The rotating shaft 12 rotatably penetrates through the first through hole. By arranging the first through hole, it is convenient to support and limit the rotating shaft 12. A second through hole penetrates through one side inner wall of the second box body 2.The output shaft of the motor 15 rotates through the second through-hole. By providing the second through-hole, it is convenient to limit the output shaft of the motor 15. A protective cover and a vertical plate are fixedly installed at the bottom of the lower cross bar 11. The output shaft of the motor 15 rotates through the vertical plate and extends into the protective cover. By providing the protective cover, it is convenient to prevent powder from adhering to the first bevel gear 14 and the second bevel gear 16. A limiting rod is fixedly installed in the rectangular through-slot 19. The limiting rod slidably penetrates through the corresponding slide plate 20. By providing the limiting rod, it is convenient to limit the slide plate 20. A cover plate is slidably installed in the discharge hole 23. A guiding inclined plate is fixedly installed on the bottom inner wall of the first box body 1. The guiding inclined plate is adapted to the discharge hole 23. By providing the guiding inclined plate, it is convenient to discharge materials quickly.

[0036] The working principle of the present utility model is as follows: When in use, first turn on the crushing roller assembly 4 and the motor 15. The output shaft of the motor 15 drives the second bevel gear 16 to rotate. The second bevel gear 16 drives the first bevel gear 14 to rotate. The first bevel gear 14 drives the rotating shaft 12 to rotate. The rotating shaft 12 drives the fine lower grinding wheel 8 to rotate in the corresponding guiding groove 9. The fine lower grinding wheel 8 drives the round rod 13 to rotate. The round rod 13 drives the upper rotating shaft 12 to rotate. The rotating shaft 12 drives the coarse lower grinding wheel 6 to rotate in the corresponding guiding groove 9. Then, put the raw materials into the material receiving hopper 3. The raw material blocks are crushed by the crushing roller assembly 4 and fall into the uppermost guiding groove 9. The crushed raw materials enter between the coarse upper grinding wheel 5 and the coarse lower grinding wheel 6 through the upper feed hole 10 and are ground and crushed. The ground raw material powder falls into the guiding groove 9 at the top of the fine upper grinding wheel 7. Then, the raw material powder enters between the fine upper grinding wheel 7 and the fine lower grinding wheel 8 through the lower feed hole 10 and is finely ground again. By setting like this, it is convenient to perform multiple grindings on the electrode paste raw materials, effectively improving the grinding efficiency, avoiding the problem of performing multiple grinding operations on the raw materials, and being beneficial to improving the preparation efficiency of the standard particle size of the electrode paste. The raw material powder after being ground again falls onto the sieve plate 18. Then, turn on the two electric cylinders 21. The output rods of the electric cylinders 21 drive the slide plates 20 to reciprocate. At the same time, the two slide plates 20 drive the sieve plate 18 to reciprocate on the top of the rectangular frame plate 17, so that the raw material powder on the sieve plate 18 is sieved. The coarse materials are discharged out of the first box body 1 through the discharge hopper 22. At the same time, the fine materials fall onto the guiding inclined plate through the sieve plate 18 and slide out through the discharge hole 23. By setting like this, it is convenient to screen the ground raw material powder, and thus convenient for the subsequent processing operation of the electrode paste.

[0037] It should be noted that in this article, the term "including", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0038] In this article, specific examples are used to illustrate the principle and implementation of the present utility model. The description of the above examples is only for helping to understand the method and its core idea of the present utility model. The above is only the preferred implementation mode of the present utility model. It should be noted that due to the limitation of literal expression, objectively there are infinite specific structures. For those of ordinary skill in the art in this technical field, without departing from the principle of the present utility model, several improvements, retouches or changes can also be made, or the above technical features can be combined in an appropriate way; these improvements, retouches, changes or combinations, or directly applying the concept and technical solution of the utility model to other occasions without improvement, shall all be regarded as the protection scope of the present utility model.

Claims

1. Electrode paste standard particle size preparation device, including a first box body (1), the top of the first box body (1) is fixedly connected and communicated with a second box body (2), characterized in that: A receiving hopper (3) is fixedly connected to the top of the second box body (2). A crushing roller assembly (4) is arranged in the receiving hopper (3). A rough upper grinder (5) is fixedly installed in the second box body (2). A rough lower grinder (6) adapted to the rough upper grinder (5) is arranged at the bottom of the rough upper grinder (5). A fine upper grinder (7) located below the rough lower grinder (6) is fixedly installed in the second box body (2). A fine lower grinder (8) adapted to the fine upper grinder (7) is arranged at the bottom of the fine upper grinder (7). Flow guide grooves (9) are arranged at the top and bottom of the rough upper grinder (5) and the fine upper grinder (7). The rough upper grinder (5) and the fine upper grinder (7) are both provided with feeding holes (10). The feeding holes (10) are communicated with the corresponding two flow guide grooves (9). Two cross bars (11) are fixedly installed in the second box body (2). Shafts (12) are fixedly installed at the bottoms of the rough lower grinder (6) and the fine lower grinder (8). The shafts (12) rotatably penetrate through the corresponding cross bars (11). A round rod (13) is fixedly installed at the top end of the fine lower grinder (8). The round rod (13) rotatably penetrates through the corresponding feeding hole (10) and flow guide groove (9). The top end of the round rod (13) is fixed on the corresponding shaft (12). A first bevel gear (14) is arranged at the bottom end of the shaft (12) located below. A motor (15) is arranged on one side of the second box body (2). The output shaft of the motor (15) extends into the second box body (2) and is provided with a second bevel gear (16). The second bevel gear (16) meshes with the first bevel gear (14).

2. The electrode paste standard particle size preparation device according to claim 1, characterized in that: The first box body (1) further includes an inclined rectangular frame plate (17). The rectangular frame plate (17) is fixedly installed in the first box body (1). A sieve plate (18) is slidably installed at the top of the rectangular frame plate (17). Two rectangular through grooves (19) penetrate through the rectangular frame plate (17). Slide plates (20) slidably penetrate through the rectangular through grooves (19). The top ends of the slide plates (20) are fixed to the bottom of the sieve plate (18). Two electric cylinders (21) are fixedly installed at the bottom of the rectangular frame plate (17). The output rods of the electric cylinders (21) are fixed to the corresponding slide plates (20). A discharge hopper (22) is fixedly connected to one side of the first box body (1). The discharge hopper (22) is adapted to the sieve plate (18). A discharge hole (23) penetrates through one side inner wall of the first box body (1).

3. The electrode paste standard particle size preparation device according to claim 1, characterized in that: A plurality of first grinding grooves arranged in a radially uniform distribution are formed at the tops of the rough lower grinder (6) and the fine lower grinder (8). A plurality of second grinding grooves arranged in a radially uniform distribution are formed on the inner walls of the bottom flow guide grooves (9) of the rough upper grinder (5) and the fine upper grinder (7).

4. The electrode paste standard particle size preparation device according to claim 1, characterized in that: A first through hole penetrates through the cross bar (11). The shaft (12) rotatably penetrates through the first through hole.

5. The electrode paste standard particle size preparation device according to claim 1, characterized in that: A second through hole penetrates through one side inner wall of the second box body (2). The output shaft of the motor (15) rotatably penetrates through the second through hole.

6. The electrode paste standard particle size preparation device according to claim 1, characterized in that: A protective cover and a vertical plate are fixedly installed at the bottom of the cross bar (11) located below. The output shaft of the motor (15) rotatably penetrates through the vertical plate and extends into the protective cover.

7. The electrode paste standard particle size preparation device according to claim 2, wherein: A limiting rod is fixedly installed in the rectangular through groove (19), and the limiting rod slidably penetrates through the corresponding sliding plate (20).

8. The electrode paste standard particle size preparation device according to claim 2, characterized in that: A cover plate is slidably installed in the discharge hole (23), and a diversion inclined plate is fixedly installed on the bottom inner wall of the first box body (1), and the diversion inclined plate is adapted to the discharge hole (23).

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