Polishing device for graphite paper

Abstract

The utility model provides a graphite paper polishing device which comprises a horizontally-arranged roller conveyor, a supporting frame is fixed to the center of one side of the roller conveyor, two symmetrical protective covers are movably arranged on the supporting frame, and two air cylinders used for driving the corresponding protective covers to be close to or away from the top face of the roller conveyor respectively are arranged on the supporting frame. And a horizontal polishing roller is rotationally connected into each protective cover. The graphite paper polishing device is high in automation degree and practicability, and through the arrangement of the roller conveyor, the supporting frame, the protective cover, the air cylinder, the polishing roller, the first motor and the limiting assembly, the top face and the bottom face of graphite paper can be polished at the same time; and moreover, the situation that fine particles generated in the polishing process splash everywhere to cause risks to the health of workers can be effectively prevented, meanwhile, the slag suction assembly communicating with the two protective covers is further arranged, the fine particles can be adsorbed, and the polishing effect is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to graphite paper processing technical field especially relates to a polishing device for graphite paper. BACKGROUND

[0002] Graphite is a kind of non-metallic material, it has very extensive use in multiple fields, especially its unique characteristics in sealing and heat dissipation field has the irreplaceable effect of other materials.In the strong oxidizing environment, acid radical ion intercalation treatment is carried out between natural graphite interlayer, makes acid radical ion fully inserts between graphite interlayer;After acid radical ion intercalation, natural graphite is often called acidized graphite, that is, expandable graphite;Expandable graphite interlayer acid radical ion will be violently gasified at high temperature (700-1200 DEG C), the expansion force generated can pull apart the interlayer spacing of natural graphite, the volume of expandable graphite is violently expanded, the volume of the whole after expansion can reach 100-350 times of acidized graphite volume before expansion, and some can even reach more than 500 times;The expanded graphite is fluffy, natural graphite is elongated into a strip, and the expanded graphite is often called graphite worm because of its shape;With graphite paper production equipment, through certain process, expandable graphite is rolled into continuous graphite sheet with certain density, certain thickness and certain width, so that graphite paper can be obtained, because it has certain flexibility and elasticity, it is also called flexible graphite paper, its thickness can be 0.2-3mm, and it is widely used in the manufacture of sealing parts;Because the surface of the processed graphite paper is relatively rough, polishing device is often used.

[0003] A polishing device for graphite paper provided in patent authorized announcement No.CN218837085U includes a base, a plurality of groups of equal-height support frames are uniformly fixed on the top of the base, a group of supporting beams are arranged on the top of each group of support frames and are welded and fixed with the support frames, the support frames and the supporting beams are connected to form a "T" shape, a plurality of groups of supporting beams are inserted into the inner lower part of a group of guide seats and are welded and fixed with the inner wall of the guide seat, a group of supporting plates are fixed on the front side of the guide seat and extend to the front of the guide seat. The polishing device for graphite paper, by setting the traveling polishing assembly and the rotating cooperation of the arc-shaped protrusions and the polishing rollers in the traveling polishing assembly, the polishing device for graphite paper can transmit and move the graphite plate and change the polishing position when in use, and the graphite plate can be polished more comprehensively, and the processing speed of the graphite plate polishing process is improved.

[0004] The polishing device for graphite paper can solve the problem that fine sand particles are easily adsorbed on the surface of the polished graphite paper and reduce the polishing effect, and the splashed sand particles pose a risk to the health of the workers. Contents of the utility model

[0005] The polishing device for graphite paper can solve the problem that fine sand particles are easily adsorbed on the surface of the polished graphite paper and reduce the polishing effect, and the splashed sand particles pose a risk to the health of the workers.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] The polishing device for graphite paper comprises a horizontally arranged roller conveyor, a support frame is fixed at the center of one side of the roller conveyor, two symmetrical protective covers are movably arranged on the support frame, the two protective covers are located above and below the roller conveyor respectively, two air cylinders for driving the corresponding protective covers to move close to or away from the top surface of the roller conveyor are arranged on the support frame, and a passage for the movement of the two protective covers is formed in the roller conveyor. The opposite side of each protective cover is open, a horizontal polishing roller is rotationally connected in each protective cover, the opposite side of each polishing roller protrudes from the open end of the corresponding protective cover, a first motor for driving the corresponding polishing roller to rotate around the axis of the polishing roller is arranged on each protective cover, a slag suction assembly is arranged on the roller conveyor and communicates with the two protective covers, and a limiting assembly for limiting the graphite paper to be transmitted on the central axis of the roller conveyor is further arranged on the roller conveyor.

[0008] Compared with the prior art, the polishing device for graphite paper has the following beneficial effects:

[0009] The graphite paper to be polished is placed on the top surface of the roller conveyor, and the conveying direction of the graphite paper is consistent with the conveying direction of the roller conveyor, and the limiting assembly enables the graphite paper to be conveyed on the central axis of the roller conveyor; when the graphite paper is about to be conveyed between the two protective covers, the two cylinders drive the corresponding protective covers to approach the top surface of the roller conveyor until the two protective covers are in contact with the top surface and the bottom surface of the graphite paper respectively, the first motor drives the corresponding polishing roller to rotate around the shaft center of the polishing roller, and the rotating direction of the polishing roller is opposite to the conveying direction of the roller conveyor, so that the top surface and the bottom surface of the graphite paper can be polished at the same time, and due to the arrangement of the protective cover, the fine particles generated during polishing can be effectively prevented from flying everywhere to pose a risk to the health of the workers, and the slag suction assembly can adsorb the fine particles, thereby improving the polishing effect; and the graphite paper after the polishing and adsorption operations is continuously conveyed along the roller conveyor to the next process. The utility model has high automation degree and strong practicability, the roller conveyor, the supporting frame, the protective cover, the cylinder, the polishing roller, the first motor and the limiting assembly are arranged, the top surface and the bottom surface of the graphite paper can be polished at the same time, the fine particles generated during polishing can be effectively prevented from flying everywhere to pose a risk to the health of the workers, the slag suction assembly in communication with the two protective covers is further arranged, the fine particles can be adsorbed, and the polishing effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is a front view schematic diagram of the utility model;

[0011] Figure 2 It is a top view schematic diagram of the utility model;

[0012] Figure 3 It is a top view sectional schematic diagram of the protective cover of the utility model;

[0013] Figure 4 It is a front view sectional schematic diagram of the installation box of the utility model;

[0014] In the drawing: 1, roller conveyor; 11, channel; 2, supporting frame; 21, cylinder; 3, protective cover; 31, polishing roller; 32, first motor; 4, installation box; 41, main pipe; 411, air suction head; 412, hose; 42, second motor; 43, connecting shaft; 44, filter plate; 45, air suction fan; 46, scraper; 47, discharge port; 48, slag collection box; 49, ventilation hole; 5, supporting plate; 51, rotating shaft; 52, guide roller; 521, limiting ring; 53, hole; 54, stud; 6, support. DETAILED DESCRIPTION

[0015] The specific content of the utility model will be described in detail below in combination with the drawings and examples.

[0016] As Figure 1 , Figure 2 and Figure 3 shown, the utility model provides a kind of polishing device for graphite paper, including the drum conveyor 1 of horizontal arrangement, the center of one side of drum conveyor 1 is fixed with support frame 2, support frame 2 is set as C type, two symmetrical protective cover 3 are movably arranged on support frame 2, and two protective cover 3 are located above and below drum conveyor 1 respectively, two air cylinders 21 for driving corresponding protective cover 3 to be close to or away from the top surface of drum conveyor 1 are equipped on support frame 2, channel 11 for the movement of two protective cover 3 is opened on drum conveyor 1;The opposite side of two protective cover 3 is all open, and the horizontal polishing roller 31 is rotatably connected in each protective cover 3, the opposite side of two polishing rollers 31 is all protruded open end of corresponding protective cover 3, and the first motor 32 for driving corresponding polishing roller 31 to rotate around its axis is equipped on each protective cover 3;Drum conveyor 1 is equipped with the slag suction assembly that is communicated with two protective cover 3, and drum conveyor 1 is also equipped with the limiting assembly for limiting graphite paper on the transmission of the central axis of drum conveyor 1.

[0017] As Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, slag suction assembly includes two installation boxes 4 that are symmetrically arranged on the side of drum conveyor 1 away from support frame 2, two hoses 412 are communicated on the two sides of each protective cover 3, and the end not connected of two hoses 412 on the same protective cover 3 is communicated with the opposite side of two installation boxes 4 respectively, vertical suction fan 45 is movably arranged in each installation box 4, second motor 42 for driving corresponding suction fan 45 to rotate around its axis is equipped in each installation box 4, a plurality of ventilation holes 49 are opened on the side of each installation box 4 away from hose 412, and vertical filter plate 44 is also equipped in each installation box 4.Using second motor 42 to drive corresponding suction fan 45 to rotate around its axis, small particles generated by polishing can be sucked into installation box 4 through hose 412, and filter plate 44 can filter and adsorb these small particles to prevent them from being directly discharged into air to threaten the health of workers.

[0018] As Figure 4As shown, each second motor 42 is fixed to one side of the corresponding mounting box 4 provided with a ventilation hole 49, and the output end of each second motor 42 is fixed with a horizontal connecting shaft 43, each connecting shaft 43 is fixedly connected with the axis of the corresponding suction fan 45, and one end of each connecting shaft 43 not connected with the second motor 42 penetrates the center of the corresponding filter plate 44 and extends out of the filter plate 44, and each connecting shaft 43 is fixed with a scraper 46 at the end outside the filter plate 44, each scraper 46 is attached to the side of the corresponding filter plate 44 away from the second motor 42, and each mounting box is communicated with a discharge port 47 located directly below the corresponding scraper 46, and the bottom end of each discharge port 47 is detachably connected with a slag collecting box 48. Start the second motor 42, the output end of the second motor 42 drives the connecting shaft 43 to rotate around its own axis, which can drive the suction fan 45 to rotate, thereby performing adsorption operation on the fine particles generated during polishing, and at the same time, since each connecting shaft 43 is fixed with a horizontal scraper 46, the scraper 46 can scrape the fine particles attached to the filter plate 44 to prevent the filter plate 44 from being blocked and affecting the adsorption performance, and the fine particles scraped off fall into the slag collecting box 48 through the discharge port 47, realizing the centralized treatment of fine particles; further, the discharge port 47 and the slag collecting box 48 are detachably connected by threads to realize quick installation and disassembly of the slag collecting box 48.

[0019] As shown in Figure 3 each protective cover 3 is fixed with a horizontal and L-shaped main pipe 41 on both sides, each main pipe 41 is uniformly communicated with a plurality of air suction heads 411 on the side close to the corresponding polishing roller 31, and the L-shaped ends of the two main pipes 41 located on the same protective cover 3 penetrate the two sides of the protective cover 3 and extend out of the protective cover 3, and each main pipe 41 is in communication with a corresponding hose 412 at the end outside the protective cover 3. When the two polishing rollers 31 polish the top and bottom surfaces of the graphite paper at the same time, due to the arrangement of the protective cover 3, the fine particles generated during polishing are limited in the protective cover 3, and at this time, the corresponding suction fan 45 is driven to rotate by the second motor 42, which can sequentially suck the fine particles into the mounting box 4 through the air suction head 411, the main pipe 41 and the hose 412 for centralized treatment; the arrangement of the air suction head 411 and the main pipe 41 can realize the complete adsorption of the fine particles in the protective cover 3; further, a hose clamp can be arranged at the connection between the main pipe 41 and the hose 412 to fix the main pipe 41 and the hose 412 more firmly.

[0020] As shown in Figure 1 and Figure 2As shown, the limiting assembly includes two sets of support plates 5 symmetrically fixed at both ends of the roller conveyor 1. Each set of support plates 5 consists of two symmetrical plates, with the two support plates 5 in the same set spaced apart on both sides of the roller conveyor 1. A horizontal rotating shaft 51 is rotatably connected between the two support plates 5 in the same set. A horizontal guide roller 52 is fixed to the surface of each rotating shaft 51, and two symmetrical limiting rings 521 are fixed to the surface of each guide roller 52. The bottom of each guide roller 52 is higher than the top surface of the roller conveyor 1. By passing the graphite paper around the bottom of one of the guide rollers 52 and then placing it on the top surface of the roller conveyor 1, the graphite paper can be kept horizontal during transport. At the same time, the graphite paper is kept between the two limiting rings 521 during transport, thus limiting its transmission along the central axis of the roller conveyor 1 and preventing it from deviating during transport, thereby achieving perfect operation of the polishing and grinding process.

[0021] like Figure 1 and Figure 2 As shown, each support plate 5 has several holes 53 evenly distributed on it, and each rotating shaft 51 has internal threads at both ends. A stud 54, threaded to one end of the corresponding rotating shaft 51, is inserted into a corresponding hole 53 on each support plate 5. Each stud 54 is rotatably connected to the corresponding support plate 5 through the hole 53. By setting the holes 53 and studs 54, the installation and removal of the rotating shaft 51 and guide roller 52 can be quickly achieved, and the guide roller 52 can also perform limiting and guiding operations on graphite paper of different thicknesses.

[0022] like Figure 1 As shown, several supports 6 are fixed to the bottom of the roller conveyor 1. The supports 6 not only fix and support the entire device, but also raise the bottom of the roller conveyor 1 to meet the needs of the cylinder 21, protective cover 3, grinding roller 31 and first motor 32 located below the roller conveyor 1.

[0023] In use, the graphite paper to be polished is placed on the top surface of the roller conveyor 1 after winding around the bottom end of one of the guide rollers 52, so that the graphite paper is always transported horizontally and is always located between the two limiting rings 521 during transportation, so as to be transported on the central axis of the roller conveyor 1, to prevent deviation during transportation, so that the transportation direction of the graphite paper is consistent with the conveying direction of the roller conveyor 1, to realize the conveying operation of the graphite paper; when the graphite paper is about to be conveyed between the two protective covers 3, the corresponding protective cover 3 is driven by the two cylinders 21 to approach the top surface of the roller conveyor 1 until the two protective covers 3 are in contact with the top surface and the bottom surface of the graphite paper, respectively, the corresponding polishing roller 31 is driven by the first motor 32 to rotate around the axis thereof, and the rotation direction of the polishing roller 31 is opposite to the conveying direction of the roller conveyor 1, so that the top surface and the bottom surface of the graphite paper can be polished at the same time, and due to the arrangement of the protective cover 3, the fine particles generated during polishing are limited in the protective cover 3, which can effectively prevent the fine particles generated during polishing from flying around and posing a risk to the health of the workers; the second motor 42 is started before polishing, and the output end of the second motor 42 drives the connecting shaft 43 to rotate around the axis thereof, so as to drive the suction fan 45 to rotate, so that the fine particles in the protective cover 3 are sucked into the mounting box 4 through the suction head 411, the main pipe 41 and the hose 412 in turn, and the filter plate 44 can filter and adsorb the fine particles, and since each connecting shaft 43 is fixed with a horizontal scraper 46, the scraper 46 can scrape off the fine particles attached to the filter plate 44, to prevent the filter plate 44 from being blocked and affecting the adsorption performance, and the scraped fine particles fall into the slag collecting box 48 through the discharge port 47, to realize the centralized treatment of the fine particles, so that the adsorption operation of the fine particles on the surface of the graphite paper can be realized; and the graphite paper after polishing and adsorption is continuously conveyed along the roller conveyor 1 to the next process.

[0024] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting, and although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A polishing apparatus for graphite paper comprising a horizontally arranged drum conveyor (1), characterized in that: The supporting frame (2) is fixed at the center of one side of the roller conveyor (1), two symmetrical protective covers (3) are movably arranged on the supporting frame (2), and the two protective covers (3) are located above and below the roller conveyor (1) respectively, two air cylinders (21) for driving the corresponding protective cover (3) to move close to or away from the top surface of the roller conveyor (1) are arranged on the supporting frame (2), and a channel (11) for the movement of the two protective covers (3) is formed in the roller conveyor (1); the opposite side of each protective cover (3) is open, a horizontal polishing roller (31) is rotatably connected in each protective cover (3), the opposite side of each polishing roller (31) protrudes from the open end of the corresponding protective cover (3), and a first motor (32) for driving the corresponding polishing roller (31) to rotate around the axis thereof is arranged on each protective cover (3); a slag suction assembly is arranged on the roller conveyor (1) and communicates with the two protective covers (3), and a limiting assembly for limiting the graphite paper to be transmitted on the central axis of the roller conveyor (1) is further arranged on the roller conveyor (1).

2. The polishing apparatus for graphite paper according to claim 1, characterized by: The slag suction assembly comprises two mounting boxes (4) symmetrically arranged on the side of the roller conveyor (1) away from the supporting frame (2), a soft tube (412) is arranged on each side of each protective cover (3), and the ends of the two soft tubes (412) not connected to each other are connected to the opposite sides of the two mounting boxes (4) respectively, a vertical air suction fan (45) is movably arranged in each mounting box (4), a second motor (42) for driving the corresponding air suction fan (45) to rotate around the axis thereof is arranged in each mounting box (4), a plurality of ventilation holes (49) are formed in the side of each mounting box (4) away from the soft tube (412), and a vertical filter plate (44) is further arranged in each mounting box (4).

3. The polishing apparatus for graphite paper according to claim 2, characterized by: Each second motor (42) is fixed to the side of the corresponding mounting box (4) provided with the ventilation hole (49), a horizontal connecting shaft (43) is fixed to the output end of each second motor (42), each connecting shaft (43) is fixedly connected to the axis of the corresponding air suction fan (45), one end of each connecting shaft (43) not connected to the second motor (42) penetrates the center of the corresponding filter plate (44) and extends out of the filter plate (44), a scraper (46) is fixed to the end of each connecting shaft (43) located outside the filter plate (44), each scraper (46) is attached to the side of the corresponding filter plate (44) away from the second motor (42), a discharge port (47) located directly below the corresponding scraper (46) is arranged in each mounting box, and a slag collecting box (48) is detachably connected to the bottom end of each discharge port (47).

4. The polishing apparatus for graphite paper according to claim 2, characterized by: Two sides of each protective cover (3) are fixed with horizontal L-shaped main pipes (41), each main pipe (41) is uniformly communicated with a plurality of air suction heads (411) near one side of the corresponding polishing roller (31), the L-shaped ends of the two main pipes (41) on the same protective cover (3) respectively penetrate through the two sides of the protective cover (3) and extend to the outside of the protective cover (3), and one end of each main pipe (41) located outside the protective cover (3) is communicated with the corresponding hose (412).

5. The polishing apparatus for graphite paper according to claim 1, characterized by: The limiting assembly comprises two groups of support plates (5) symmetrically fixed at two ends of the roller conveyor (1), each group of support plates (5) is provided as two symmetrical support plates (5), and the two support plates (5) in the same group are arranged on the two sides of the roller conveyor (1) respectively, a horizontal rotating shaft (51) is rotatably connected between the two support plates (5) in the same group, a horizontal guide roller (52) is fixed on the surface of each rotating shaft (51), two symmetrical limiting rings (521) are fixed on the surface of each guide roller (52), and the bottom end of each guide roller (52) is higher than the top surface of the roller conveyor (1).

6. The polishing apparatus for graphite paper according to claim 5, characterized by: A plurality of holes (53) are uniformly arranged on each support plate (5), both ends of each rotating shaft (51) are provided with internal threads, a threaded hole (53) corresponding to each support plate (5) is provided with a threaded hole (53), and a threaded hole (53) corresponding to each support plate (5) is provided with a threaded hole (53).

7. The polishing apparatus for graphite paper according to claim 1, characterized by: The bottom of the roller conveyor (1) is fixed with a plurality of supports (6).

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