Dual-pressure graphite granulation device

Abstract

The utility model provides a double-pressure graphite granulation device, which relates to the technical field of graphite granulation, and comprises a rack, the rack comprises a box body and a feeding cylinder, the feeding cylinder is fixed on the box body, and the lower end of the feeding cylinder extends into the box body. The T-shaped rod, the connecting plate and the pushing block can be driven to move downwards by starting the hydraulic rod, then graphite powder in the feeding barrel is extruded through the pushing block, certain pressure is provided, and the phenomenon that the density of graphite particles is not uniform due to looseness of the graphite powder is avoided as much as possible by increasing top pressure compensation. The rotating rod and the fan blades can be driven to rotate through starting of the first motor, flying dust can be conveyed into the collecting shell through rotation of the fan blades, dust treatment is achieved, dust diffusion is effectively reduced, the operation environment is improved, the cleaning brush is driven to rotate through rotation of the rotating rod, and residual graphite powder on the granulation roller can be cleaned through the rotating cleaning brush.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of graphite granulator, specifically a kind of double-pressure graphite granulation device, belong to graphite granulation technical field. BACKGROUND

[0002] Graphite granulation is a process that powder graphite is processed into granular form by a specific process, which is widely used in battery materials, lubricants and high-temperature-resistant materials, etc. In recent years, double-pressure technology has gradually attracted attention. It adjusts the forming effect by combining different pressures in the granulation process, which makes the forming effect more precise and meets the different process requirements, thus providing more possibilities for optimizing the performance of graphite particles.

[0003] In the Chinese patent publication CN212758507U, a graphite granulation device is disclosed, which includes a machine frame and a granulation box. Inside the granulation box, there is a pair of granulation rollers. The outer circumference of the granulation roller is provided with a granulation groove. The granulation roller is provided with a cleaning mechanism and a vibrating mechanism. The cleaning and vibrating of the granulation roller during the granulation process can prevent the adhesion of powder materials and granulated particles in the granulation groove, improve the granulation quality and uniformity, and improve the granulation effect.

[0004] In actual application, it is found that the cleaning roller of the cleaning mechanism rubs the surface of the granulation roller with bristles. This mechanical friction easily causes fine graphite dust to suspend in the air, especially at high speed, which easily spreads outside the granulation box, causing pollution of the operating environment.

[0005] In addition, the above-mentioned device only relies on two oppositely arranged granulation rollers to extrude graphite powder for granulation, lacks pressure compensation from the top, which may cause insufficient compaction of graphite powder in the longitudinal direction, resulting in uneven density of the granules, especially the top area of the granules, which is prone to loose phenomenon, affecting the quality of finished products. Therefore, a double-pressure graphite granulation device is proposed. SUMMARY

[0006] The utility model provides a double-pressure graphite granulation device, which can increase the top pressure compensation to avoid the phenomenon of uneven density of graphite particles caused by loose graphite powder as much as possible, effectively reduce the diffusion of dust by the improved cleaning mechanism, improve the operating environment, and clean the residual graphite powder on the granulation roller.

[0007] The utility model is implemented by the following technical solutions: a double-pressure graphite granulation device includes a machine frame, the machine frame includes a box and a feeding cylinder, the feeding cylinder is fixed on the box, and the lower end of the feeding cylinder extends into the interior of the box, the bottom surface of the box is fixed with a supporting leg, and a discharge slot is formed in the bottom surface of the box.

[0008] The box is provided with a granulating mechanism, the granulating mechanism comprises first rotating shafts and second rotating shafts which are rotationally connected with the box, one end of the first rotating shafts and the second rotating shafts extends to the outside of the box, the first rotating shafts and the second rotating shafts are fixedly provided with granulating rollers, one end of the first rotating shafts extending to the outside of the box is fixedly provided with a driving gear, one end of the second rotating shafts extending to the outside of the box is fixedly provided with a driven gear, the driving gear is engaged with the driven gear, the box is fixedly provided with a second motor, and the output end of the second motor is connected with one end of the first rotating shafts extending to the outside of the box.

[0009] The feeding cylinder is provided with a top pressure mechanism, the top pressure mechanism comprises a hydraulic rod fixedly connected with the feeding cylinder, the output end of the hydraulic rod is fixedly provided with a T-shaped rod, the lower end of the T-shaped rod is fixedly provided with a connecting plate, the connecting plate is in sliding contact with the inner wall of the feeding cylinder, the lower end of the feeding cylinder is funnel-shaped, the bottom surface of the connecting plate is fixedly provided with a push block, and the outer contour of the push block is matched with the inner contour of the funnel-shaped lower end of the feeding cylinder.

[0010] The box is provided with a cleaning mechanism, the cleaning mechanism comprises a first motor fixedly connected with the box, the box is rotationally connected with a rotating rod, the rotating rod is connected with the first motor, the part of the rotating rod located in the box is fixedly provided with a fan blade and a cleaning brush, and the side, away from the first motor, of the box is provided with a ventilation hole.

[0011] The box is provided with a fly ash collecting assembly, the fly ash collecting assembly comprises a collecting shell fixedly connected with the box, the position of the collecting shell corresponds to the ventilation hole, the right end of the collecting shell is fixedly provided with a cover plate, the left end of the collecting shell is fixedly provided with a mounting strip, the mounting strip is fixedly provided with a rubber plate, the arc-shaped edge of the rubber plate is in sliding contact with the inner wall of the collecting shell, the inner wall of the collecting shell is fixedly provided with a dust collecting plate, and the number of the dust collecting plate is two.

[0012] The double-pressure graphite granulating device has the following beneficial effects:

[0013] 1. The double-pressure graphite granulating device can drive the T-shaped rod, the connecting plate and the push block to move downwards by starting the hydraulic rod, thereby extruding the graphite powder in the feeding cylinder by the push block to provide a certain pressure, increasing the top pressure compensation to avoid the phenomenon of uneven graphite particle density caused by loose graphite powder, and starting the first motor to drive the rotating rod and the fan blade to rotate, the rotation of the fan blade can deliver fly ash into the collecting shell to treat the dust, effectively reduce dust diffusion, improve the operation environment, and the rotation of the rotating rod can also drive the cleaning brush to rotate, and the rotating cleaning brush can clean the residual graphite powder on the granulating roller. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1The utility model discloses a three -dimensional structure schematic drawing of the utility model;

[0015] Figure 2 The utility model discloses a feeding cylinder internal structure section view of the utility model;

[0016] Figure 3 The utility model discloses a box internal structure section view of the utility model;

[0017] Figure 4 The utility model discloses a box and collection shell internal structure section view of the utility model.

[0018] Mark explanation

[0019] 1, rack, 101, box, 102, feeding cylinder, 103, support leg, 104, discharge chute,

[0020] 2, top pressure mechanism, 201, hydraulic rod, 202, T-shaped rod, 203, connecting plate, 204, push block,

[0021] 3, cleaning mechanism, 301, first motor, 302, rotating rod, 303, fan blade, 304, air vent, 305, cleaning brush,

[0022] 4, granulating mechanism, 401, first rotating shaft, 402, second rotating shaft, 403, granulating roller, 404, driving gear, 405, driven gear, 406, second motor,

[0023] 5, fly ash collection assembly, 501, collection shell, 502, cover plate, 503, mounting strip, 504, rubber plate, 505, dust absorption plate. Specific implementation

[0024] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0025] Please refer to Figures 1-4 The utility model discloses a double -pressure graphite granulating device, including rack 1, rack 1 includes box 101 and feeding cylinder 102, feeding cylinder 102 is fixed on the box 101, and the lower end of feeding cylinder 102 extends to the inside of box 101, the bottom surface of box 101 is fixed with support leg 103, and support leg 103 can support the device, and the bottom surface of box 101 is also provided with discharge chute 104, and the processed graphite particle will discharge from discharge chute 104.

[0026] Please refer to Figure 1And Figure 3 The granulating mechanism 4 is arranged on the box body 101, the granulating mechanism 4 comprises a first rotating shaft 401 and a second rotating shaft 402 which are rotationally connected with the box body 101, and one end of each of the first rotating shaft 401 and the second rotating shaft 402 extends to the outside of the box body 101, a granulating roller 403 is fixed on each of the two first rotating shaft 401 and the second rotating shaft 402, the one end of the first rotating shaft 401 extending to the outside of the box body 101 is fixed with a driving gear 404, the one end of the second rotating shaft 402 extending to the outside of the box body 101 is fixed with a driven gear 405, and the driving gear 404 is engaged with the driven gear 405, and a second motor 406 is fixed on the box body 101, and the output end of the second motor 406 is connected with the one end of the first rotating shaft 401 extending to the outside of the box body 101.

[0027] Specifically, the start of the second motor 406 will drive the first rotating shaft 401 to rotate, the rotation of the first rotating shaft 401 will drive the driving gear 404 to rotate, since the driving gear 404 is engaged with the driven gear 405, the driving gear 404 will drive the driven gear 405 to rotate, the rotation of the driven gear 405 will drive the second rotating shaft 402 to rotate, and the rotating second rotating shaft 402 and the first rotating shaft 401 will drive the granulating roller 403 to rotate, and the graphite powder can be extruded by the two rotating granulating rollers 403, thereby forming graphite particles.

[0028] Please refer to Figure 1 and Figure 2 The top pressure mechanism 2 is arranged on the feeding cylinder 102, the top pressure mechanism 2 comprises a hydraulic rod 201 fixed with the feeding cylinder 102, a T-shaped rod 202 is fixed on the output end of the hydraulic rod 201, a connecting plate 203 is fixed on the lower end of the T-shaped rod 202, and the connecting plate 203 is in sliding contact with the inner wall of the feeding cylinder 102, the lower end of the feeding cylinder 102 is funnel-shaped, a push block 204 is fixed on the bottom surface of the connecting plate 203, and the outer contour of the push block 204 is matched with the inner contour of the funnel-shaped lower end of the feeding cylinder 102.

[0029] Please refer to Figure 1 、 Figure 3 and Figure 4 The cleaning mechanism 3 is arranged on the box body 101, the cleaning mechanism 3 comprises a first motor 301 fixed with the box body 101, a rotating rod 302 is rotationally connected with the box body 101, and the rotating rod 302 is connected with the first motor 301, the part of the rotating rod 302 located inside the box body 101 is fixed with a fan blade 303 and a cleaning brush 305, and a ventilation hole 304 is formed on the side of the box body 101 away from the first motor 301.

[0030] Please refer to Figure 1 and Figure 4The fly ash collecting assembly 5 is arranged on the box body 101, and the fly ash collecting assembly 5 comprises a collecting shell 501 fixed on the box body 101, the collecting shell 501 is in a position corresponding to the air vent 304, a cover plate 502 is fixed at the right end of the collecting shell 501, and a mounting strip 503 is fixed at the left end of the collecting shell 501, a rubber plate 504 is fixed on the mounting strip 503, and the arc-shaped edge of the rubber plate 504 is in sliding contact with the inner wall of the collecting shell 501.

[0031] Specifically, the material of the rubber plate 504 is soft, the wind pressure generated by the rotation of the fan blade 303 will cause the rubber plate 504 to deform at the connection with the mounting strip 503, the rubber plate 504 will rotate around the mounting strip 503, and then the left end of the collecting shell 501 is communicated with the box body 101 through the air vent 304, at this time, the fly ash can enter the inside of the collecting shell 501, the inner wall of the collecting shell 501 is fixed with a dust absorbing plate 505, the number of the dust absorbing plate 505 is two, the dust absorbing plate 505 can adsorb the graphite powder, and the dust absorbing plate 505 can be cleaned by disassembling the cover plate 502.

[0032] Working principle: when in use, first, the graphite powder is added into the feeding cylinder 102, then the second motor 406 is started, the starting of the second motor 406 will drive the first rotating shaft 401 to rotate, the rotating first rotating shaft 401 will drive the driven gear 405, the second rotating shaft 402 to rotate through the driving gear 404, and then the two granulating rollers 403 are rotated, the graphite powder is extruded to form graphite particles through the two rotating granulating rollers 403, and at the same time, the hydraulic rod 201 is started, the starting of the hydraulic rod 201 can drive the T-shaped rod 202, the connecting plate 203 and the push block 204 to move downward, and then the push block 204 is used to extrude the graphite powder in the feeding cylinder 102, so as to provide a certain pressure, and by increasing the top pressure compensation, the phenomenon of uneven density of graphite particles caused by loose graphite powder is avoided as much as possible.

[0033] At the same time of producing the graphite particles, the first motor 301 is started, the working first motor 301 will drive the rotating rod 302 and the fan blade 303 to rotate, the wind pressure generated by the rotation of the fan blade 303 will cause the rubber plate 504 to deform, and then the fly ash is transported to the inside of the collecting shell 501 through the air vent 304, so as to realize the treatment of the dust, the dust absorbing plate 505 can adsorb the dust, effectively reducing the diffusion of the dust, improving the operation environment, and the rotation of the rotating rod 302 will also drive the cleaning brush 305 to rotate, the graphite powder remaining on the granulating roller 403 can be cleaned through the rotating cleaning brush 305.

[0034] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A dual-pressure graphite granulation device, comprising a frame (1), the frame (1) comprising a housing (101) and a feed cylinder (102), wherein a granulation mechanism (4) is provided on the housing (101), characterized in that: The feed cylinder (102) is provided with a top pressure mechanism (2), the box (101) is provided with a cleaning mechanism (3), and the box (101) is provided with a dust collection assembly (5); The top pressure mechanism (2) includes a hydraulic rod (201) fixed to the feed cylinder (102), a T-shaped rod (202) fixed to the output end of the hydraulic rod (201), a connecting plate (203) fixed to the lower end of the T-shaped rod (202), and the connecting plate (203) slides in contact with the inner wall of the feed cylinder (102). The cleaning mechanism (3) includes a first motor (301) fixed to the housing (101), a rotating rod (302) rotatably connected to the housing (101), and the rotating rod (302) connected to the first motor (301). The part of the rotating rod (302) located inside the housing (101) is fixed with a fan blade (303) and a cleaning brush (305). A ventilation hole (304) is provided on the side of the housing (101) away from the first motor (301).

2. The dual-pressure graphite granulation device according to claim 1, characterized in that: The granulation mechanism (4) includes a first rotating shaft (401) and a second rotating shaft (402) rotatably connected to the housing (101), and one end of the first rotating shaft (401) and the second rotating shaft (402) extends to the outside of the housing (101). Granulation rollers (403) are fixed on both the first rotating shaft (401) and the second rotating shaft (402). A drive gear (404) is fixed on the end of the first rotating shaft (401) extending to the outside of the housing (101), and a driven gear (405) is fixed on the end of the second rotating shaft (402) extending to the outside of the housing (101). The drive gear (404) meshes with the driven gear (405). A second motor (406) is fixed on the housing (101), and the output end of the second motor (406) is connected to the end of the first rotating shaft (401) extending to the outside of the housing (101).

3. The dual-pressure graphite granulation device according to claim 1, characterized in that: The feed cylinder (102) is fixed on the box body (101), and the lower end of the feed cylinder (102) extends into the interior of the box body (101). The bottom surface of the box body (101) is fixed with a support leg (103), and the bottom surface of the box body (101) is also provided with a discharge groove (104).

4. The dual-pressure graphite granulation device according to claim 1, characterized in that: The lower end of the feed cylinder (102) is funnel-shaped, and a push block (204) is fixed on the bottom surface of the connecting plate (203), and the outer contour of the push block (204) is adapted to the inner contour of the funnel at the lower end of the feed cylinder (102).

5. The dual-pressure graphite granulation device according to claim 1, characterized in that: The dust collection assembly (5) includes a collection shell (501) fixed on the housing (101), and the position of the collection shell (501) corresponds to the ventilation hole (304). A cover plate (502) is fixed to the right end of the collection shell (501), and an installation strip (503) is fixed to the left end of the collection shell (501). A rubber plate (504) is fixed on the installation strip (503), and the arc-shaped edge of the rubber plate (504) slides in contact with the inner wall of the collection shell (501).

6. The dual-pressure graphite granulation device according to claim 5, characterized in that: The inner wall of the collection shell (501) is fixed with a dust-collecting plate (505), and there are two dust-collecting plates (505).

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