Spherical graphite continuous granulation device

Abstract

The utility model belongs to the technical field of granulation equipment, and particularly relates to a spherical graphite continuous granulation device which comprises a granulation cavity with an opening at the upper end, and a pair of forming rollers with opposite rotating directions are rotationally connected in the granulation cavity; an inclined forming plate is arranged below the forming roller, the forming plate is in sliding connection with the granulation cavity, and U-shaped grooves are uniformly distributed in the forming plate; an inclined plate is obliquely arranged below the forming plate, the inclined plate is fixedly connected with the granulation cavity, and the granulation cavity is provided with a pair of discharge ports corresponding to the inclined plate and the forming plate respectively; the utility model effectively solves the problem that the existing pelletizer consumes time and labor to produce spherical graphite.

Description

Technical Field

[0001] The utility model belongs to the technical field of granulation equipment, and particularly relates to a spherical graphite continuous granulation device. Background Art

[0002] Spherical graphite materials have the characteristics of good electrical conductivity, high crystallinity, low cost, high theoretical lithium intercalation capacity, low and flat charge and discharge potential, etc. They are an important part of the anode materials for lithium-ion batteries and are replacement products for anode materials used in the production of lithium-ion batteries at home and abroad. They have excellent electrical conductivity and chemical stability, high charge and discharge capacity, long cycle life, and are green and environmentally friendly.

[0003] The existing granulators need manual adjustment and secondary processing by workers to produce elliptical spherical or quasi-spherical graphite products from the spherical graphite produced, which makes the production of spherical graphite time-consuming, laborious, inefficient, and costly. Summary of the Utility Model

[0004] In view of the above situation, in order to overcome the defects of the existing technology, the utility model provides a spherical graphite continuous granulation device, which effectively solves the problem of time-consuming and laborious production of spherical graphite by the existing granulators.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions: a spherical graphite continuous granulation device, including a granulation cavity with an open upper end, and a pair of forming rollers with opposite rotation directions are rotatably connected in the granulation cavity; an inclined forming plate is arranged below the forming rollers, the forming plate is slidably connected with the granulation cavity, and U-shaped grooves are evenly distributed on the forming plate; an inclined plate is arranged below the forming plate, the inclined plate is fixedly connected with the granulation cavity, and a pair of discharge ports corresponding to the inclined plate and the forming plate are arranged on the granulation cavity.

[0006] Further, a first motor is fixedly connected to the granulation cavity, and the output end of the first motor is fixedly connected with a driving wheel; a first idler wheel is meshed with the driving wheel, a second idler wheel is meshed with the first idler wheel, a driven wheel is meshed with the second idler wheel, and the driving wheel and the driven wheel are respectively coaxially fixedly connected with a pair of the forming rollers.

[0007] Further, a second motor is fixedly connected to the inclined plate, and the output end of the second motor is fixedly connected with a crank; a connecting rod is rotatably connected to the crank, and the connecting rod is rotatably connected with the forming plate.

[0008] Further, a guide rod is fixedly connected in the granulation cavity, and a guide block slidably connected with the guide rod is fixedly connected to the forming plate.

[0009] Further, a cleaning brush corresponding to the forming roller is slidably connected to the granulation cavity.

[0010] Further, a guide seat is fixedly connected to the granulation cavity, and a sliding rod is slidably connected to the guide seat; a slider is fixedly connected to the sliding rod, and a cleaning brush is fixedly connected to the slider.

[0011] Further, a top spring corresponding to the slider is sleeved on the sliding rod, and the top spring is arranged between the slider and the guide seat.

[0012] Further, a feed hopper corresponding to the upper end opening of the granulation cavity is fixedly connected to the granulation cavity, and a support column is fixedly connected to the inclined plate.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] When the present utility model is in use, graphite raw materials are added into the granulation cavity through the upper end opening of the granulation cavity, and the graphite raw materials are extruded and formed into connected spherical graphites by the forming rollers; the spherical graphites fall on the forming plate under the action of gravity, and the forming plate reciprocates along the granulation cavity, so that the spherical graphites are shaped under the action of the U-shaped grooves, and finally formed, improving the forming effect of the spherical graphites in this application. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the present utility model;

[0016] Figure 2 is a first axonometric view of the internal structure of the present utility model;

[0017] Figure 3 is a second axonometric view of the internal structure of the present utility model;

[0018] In the figure: 1, feed hopper; 2, granulation cavity; 3, forming plate; 4, support column; 5, inclined plate; 6, first motor; 7, slider; 8, top spring; 9, driving wheel; 10, first idler wheel; 11, second idler wheel; 12, driven wheel; 13, forming roller; 14, cleaning brush; 15, second motor; 16, guide rod; 17, guide block; 18, crank; 19, connecting rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] A spherical graphite continuous granulation device, as Figures 1-3 shown, includes a granulation cavity 2 with an upper end opening, and a pair of forming rollers 13 rotating in opposite directions are rotatably connected in the granulation cavity 2; an inclined forming plate 3 is arranged below the forming rollers 13, the forming plate 3 is slidably connected to the granulation cavity 2, and U-shaped grooves are evenly distributed on the forming plate 3; an inclined plate 5 is arranged below the forming plate 3, the inclined plate 5 is fixedly connected to the granulation cavity 2, and a pair of discharge ports corresponding to the inclined plate 5 and the forming plate 3 are arranged on the granulation cavity 2.

[0020] When the utility model is in use, graphite raw materials are added into the granulation cavity 2 through the upper opening of the granulation cavity 2, and the graphite raw materials are extruded and formed into connected spherical graphites by the forming rollers 13; the spherical graphites fall on the forming plate 3 under the action of gravity, causing the forming plate 3 to reciprocate along the granulation cavity, enabling the spherical graphites to be plastically deformed under the action of the U-shaped grooves, and finally forming. The spherical graphites flow out through the discharge ports corresponding to the forming plate 3 under the action of the forming plate 3; in addition, some graphite debris that falls below the forming plate 3 flows out through the discharge ports corresponding to the inclined plate 5 under the guiding action of the inclined plate 5.

[0021] Further, as Figure 2 shown, a first motor 6 is fixedly connected to the granulation cavity 2, and the output end of the first motor 6 is fixedly connected to a driving wheel 9; a first idler wheel 10 is engaged with the driving wheel 9, a second idler wheel 11 is engaged with the first idler wheel 10, a driven wheel 12 is engaged with the second idler wheel 11, and the driving wheel 9 and the driven wheel 12 are respectively coaxially and fixedly connected to a pair of the forming rollers 13.

[0022] When the forming rollers 13 need to rotate, start the first motor 6, and the first motor 6 drives the driving wheel 9 to rotate; the driving wheel 9 drives the driven wheel 12 to rotate through the first idler wheel 10 and the second idler wheel 11, and the driving wheel 9 and the driven wheel 12 respectively drive the corresponding forming rollers 13 to rotate; through the arrangement of the first idler wheel 10 and the second idler wheel 11, the driving wheel 9 and the driven wheel 12 rotate in opposite directions, and thus a pair of the forming rollers 13 rotate in opposite directions to extrude and form the graphite raw materials.

[0023] Further, as Figure 3 shown, a second motor 15 is fixedly connected to the inclined plate 5, and the output end of the second motor 15 is fixedly connected to a crank 18; a connecting rod 19 is rotatably connected to the crank 18, and the connecting rod 19 is rotatably connected to the forming plate 3; a guiding rod 16 is fixedly connected inside the granulation cavity 2, and a guiding block 17 slidably connected to the guiding rod 16 is fixedly connected to the forming plate 3.

[0024] When the forming plate 3 needs to slide, start the second motor 15, and the second motor 15 drives the crank 18 to rotate. The crank 18 drives the forming plate 3 to move through the connecting rod 19, and the forming plate 3 slides along the guiding rod 16 through the guiding block 17; by forming a crank-slider mechanism with the crank 18, the connecting rod 19, and the forming plate 3, the reciprocating sliding of the forming plate 3 is realized.

[0025] Further, a cleaning brush 14 corresponding to the forming rollers 13 is slidably connected to the granulation cavity 2; the forming rollers 13 are cleaned by the cleaning brush 14 to improve the forming effect of the forming rollers 13.

[0026] Further, a guide seat is fixedly connected to the granulation cavity 2, and a sliding rod is slidably connected to the guide seat; a slider 7 is fixedly connected to the sliding rod, and a cleaning brush 14 is fixedly connected to the slider 7; a top spring 8 corresponding to the slider 7 is sleeved on the sliding rod, and the top spring 8 is arranged between the slider 7 and the guide seat; when the cleaning brush 14 is in use, under the action of the top spring 8, the slider 7 slides along the guide seat through the sliding rod, and the slider 7 drives the cleaning brush 14 to fit more closely with the forming roller 13, improving the cleaning effect of the cleaning brush 14.

[0027] Further, a feed hopper 1 corresponding to the upper opening of the granulation cavity 2 is fixedly connected to the granulation cavity 2, and the granulation cavity 2 is fed through the feed hopper 1; a support column 4 is fixedly connected to the inclined plate 5, and the application is supported by the support column 4.

[0028] The working process of the present utility model is as follows:

[0029] When the present utility model is in use, graphite raw materials are added into the granulation cavity 2 through the feed port at the upper opening of the granulation cavity 2; the first motor 6 is started, and the first motor 6 drives the driving wheel 9 to rotate; the driving wheel 9 drives the driven wheel 12 to rotate through the first idler wheel 10 and the second idler wheel 11, and the driving wheel 9 and the driven wheel 12 respectively drive the corresponding forming rollers 13 to rotate; the forming rollers 13 extrude and form the graphite raw materials into spherical graphites connected to each other, and the formed spherical graphites fall on the forming plate 3 under the action of gravity.

[0030] The second motor 15 is started, the second motor 15 drives the crank 18 to rotate, the crank 18 drives the forming plate 3 to move through the connecting rod 19, and the forming plate 3 reciprocally slides along the guide rod 16 through the guide block 17; the spherical graphites are shaped under the action of the U-shaped groove and are finally formed, and the spherical graphites flow out through the discharge port corresponding to the forming plate 3 under the action of the forming plate 3.

Claims

1. A spherical graphite continuous granulation device, characterized in that: The invention comprises a granulation cavity (2) with an upper end opening, wherein a pair of molding rollers (13) with opposite directions are rotatably connected in the granulation cavity (2); an inclined molding plate (3) is provided below the molding rollers (13), the molding plate (3) is slidably connected to the granulation cavity (2), and U-shaped grooves are evenly distributed on the molding plate (3); an inclined plate (5) is provided below the molding plate (3), the inclined plate (5) is fixedly connected to the granulation cavity (2), and a pair of discharge ports corresponding to the inclined plate (5) and the molding plate (3), respectively, are provided on the granulation cavity (2).

2. The spherical graphite continuous granulation device according to claim 1, characterized in that: The granulation chamber (2) is fixedly connected to a first motor (6), and an output end of the first motor (6) is fixedly connected to a driving wheel (9); a first idler wheel (10) is meshed with the driving wheel (9), a second idler wheel (11) is meshed with the first idler wheel (10), and a driven wheel (12) is meshed with the second idler wheel (11); the driving wheel (9) and the driven wheel (12) are respectively coaxially fixedly connected to a pair of forming rollers (13).

3. The spherical graphite continuous granulation device according to claim 1, characterized in that: A second motor (15) is fixedly connected to the tilting plate (5), and a crank (18) is fixedly connected to the output end of the second motor (15); a connecting rod (19) is rotatably connected to the crank (18), and the connecting rod (19) is rotatably connected to the forming plate (3).

4. The spherical graphite continuous granulation device according to claim 3, characterized in that: A guide rod (16) is fixedly connected in the granulation cavity (2), and a guide block (17) slidably connected to the guide rod (16) is fixedly connected on the forming plate (3).

5. The spherical graphite continuous granulation device according to claim 1, characterized in that: A cleaning brush (14) corresponding to the forming roller (13) is slidably connected to the granulation cavity (2).

6. The spherical graphite continuous granulation device according to claim 5, characterized in that: A guide seat is fixedly connected to the granulation cavity (2), and a slide rod is slidably connected to the guide seat; a slider (7) is fixedly connected to the slide rod, and a cleaning brush (14) is fixedly connected to the slider (7).

7. The spherical graphite continuous granulation device according to claim 6, characterized in that: A top spring (8) corresponding to the slider (7) is sleeved on the slide rod, and the top spring (8) is arranged between the slider (7) and the guide seat.

8. The spherical graphite continuous granulation device according to claim 1, characterized in that: A feed hopper (1) corresponding to the upper opening of the granulation cavity (2) is fixedly connected to the granulation cavity (2), and a support column (4) is fixedly connected to the inclined plate (5).

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