Graphite polishing device for graphene preparation

Abstract

The utility model relates to the field of graphite polishing, in particular to a graphite polishing device for graphene preparation. The graphite polishing device for graphene preparation comprises a bottom plate; the fixing mechanism and the polishing mechanism are arranged at the top of the bottom plate; the adjusting mechanism is arranged in the bottom plate; wherein the fixing mechanism is located on the side away from the grinding mechanism, a fixing piece is arranged in the fixing mechanism, and graphite can be fixed through the fixing piece; and an adjusting part is arranged in the adjusting mechanism, and the grinding mechanism can move through the adjusting part. According to the graphite polishing device for graphene preparation, the fixing mechanism is arranged, the guide rod can drive the clamping plate to move along the guide groove under the cooperation of the rack and the gear in the fixing mechanism, and then the clamping plate can clamp graphite so as to ensure that a graphite material is kept at a stable position in the polishing process; and the movement is avoided.

Description

Technical Field

[0001] The utility model relates to the field of graphite grinding, in particular to a graphite grinding device for preparing graphene. Background Art

[0002] At present, one of the commonly used graphene preparation methods is mechanical exfoliation, that is, a single layer of graphene is exfoliated by applying force on the surface of a graphite crystal. This method requires that the surface of the graphite crystal has a highly uniform flatness to ensure that the exfoliated graphene layer has good quality. In order to meet this requirement, a graphite grinding device came into being. It usually consists of a base plate and a grinding disc, and the grinding disc is covered with abrasives. During operation, the graphite crystal contacts the grinding disc, and through rotational motion, the surface of the graphite crystal is gradually polished until the desired graphene layer is exfoliated. Most of the existing graphite grinding devices do not have a fixing mechanism, and it is difficult to keep the graphite stable during the grinding process. It is easy to shake or move, which reduces the grinding efficiency, and most grinding mechanisms are usually not easy to move, and it is difficult to adjust according to the needs of grinding, which reduces the accuracy of grinding.

[0003] Therefore, it is necessary to provide a new graphite polishing device for graphene preparation to solve the above technical problems. Utility Model Content

[0004] In order to overcome the defects of the prior art, a graphite polishing device for preparing graphene is now provided to solve the above-mentioned problems.

[0005] The utility model provides a graphite grinding device for graphene preparation, comprising: a bottom plate; a fixing mechanism and a grinding mechanism arranged on the top of the bottom plate; and an adjusting mechanism arranged inside the bottom plate; wherein the fixing mechanism is located at a side away from the grinding mechanism, and a fixing piece is arranged inside the fixing mechanism, and graphite can be fixed by the fixing piece; and an adjusting piece is arranged inside the adjusting mechanism, and the grinding mechanism can be moved by the adjusting piece.

[0006] Preferably, the fixing mechanism comprises a support plate fixedly connected to the top of the base plate, the top of the support plate is fixedly connected to a support disk, a gear is rotatably connected inside the support disk; a first driving member for driving the gear to rotate is installed on one side of the support disk.

[0007] Preferably, the fixing member includes two groups of traction members that slide in cooperation with the support plate, and the two groups of traction members are vertically cross-distributed, the traction member includes two racks, each of the racks is meshed with a gear, and one end of the rack away from the gear is fixedly connected to a guide rod, and one side of the support plate is provided with a plurality of guide grooves for the guide rods to slide, and one side of each guide rod passes through the guide groove and is connected to a splint.

[0008] Preferably, the grinding mechanism comprises a movable plate slidably matched with the top of the base plate, a grinding disc is arranged on the side of the movable plate close to the supporting disc; and a second driving member for driving the grinding disc to rotate is installed on the side of the movable plate away from the grinding disc.

[0009] Preferably, the adjustment mechanism includes a threaded rod and a sliding rod rotatably connected to the inner wall of the base plate, the outer side of the threaded rod is threadedly connected to a threaded block, the outer side of the sliding rod is slidably connected to a sliding block, and the top of the base plate is located above the threaded rod and the sliding rod and is provided with a sliding groove; a third driving member for driving the threaded rod to rotate is installed on one side of the base plate.

[0010] Preferably, the fixing member comprises a moving block slidably connected to both slide grooves, the tops of the two moving blocks are fixedly connected to the bottom of the moving plate, and the bottoms of the two moving blocks are respectively connected to the threaded block and the sliding block.

[0011] Compared with the related art, the graphite polishing device for graphene preparation provided by the utility model has the following beneficial effects:

[0012] The utility model provides a fixing mechanism, and the cooperation of the rack and the gear in the fixing mechanism enables the guide rod to move along the guide groove with the clamping plate, so that the clamping plate can clamp the graphite, thereby ensuring that the graphite material maintains a stable position and does not move during the grinding process.

[0013] The utility model provides an adjustment mechanism, and through the cooperation of the threaded rod and the sliding rod in the adjustment mechanism, the distance between the movable plate and the support plate can be adjusted, so that the distance between the grinding mechanism and the graphite can be adjusted, which is convenient for accurate graphite grinding as needed, making the adjustment process more flexible and accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic structural diagram of a preferred embodiment of a graphite grinding device for preparing graphene provided by the utility model;

[0015] Figure 2 for Figure 1 A schematic diagram of the structure of the fixing mechanism shown;

[0016] Figure 3 for Figure 1 The structural schematic diagram of the adjustment mechanism is shown.

[0017] Numbers in the figure: 1, base plate; 2, support plate; 21, support plate; 22, gear; 23, rack; 24, guide rod; 25, clamping plate; 3, moving plate; 31, grinding disc; 4, threaded rod; 41, sliding rod; 42, threaded block; 43, sliding block; 44, moving block. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0020] See also Figures 1 to 3 The utility model provides a graphite polishing device for preparing graphene, and the graphite polishing device for preparing graphene includes: a base plate 1; a fixing mechanism and a polishing mechanism arranged on the top of the base plate 1; an adjusting mechanism arranged inside the base plate 1; wherein the fixing mechanism is located on a side away from the polishing mechanism, and a fixing part is arranged in the fixing mechanism, and the graphite can be fixed by the fixing part; an adjusting part is arranged in the adjusting mechanism, and the polishing mechanism can be moved by the adjusting part.

[0021] It should be noted that the base plate 1 is the foundation of the entire device and is used to support and fix other components. The fixing mechanism is located on the side away from the grinding mechanism, and contains fixing parts inside, which can be used to fix the graphite material to be ground. The fixing parts can ensure that the graphite material maintains a stable position and does not move during the grinding process. The grinding mechanism is located on one side of the fixing mechanism, and it is the part used for graphite grinding. An adjustment mechanism is also provided inside the base plate 1. The adjustment parts provided in the adjustment mechanism can be used to move the grinding mechanism to adjust the position of the graphite grinding. It is convenient to perform precise graphite grinding as needed to prepare high-quality graphene materials to meet the preparation requirements of different graphite materials. The design of the adjustment mechanism makes the adjustment process more flexible and precise.

[0022] In the embodiments of the present invention, please refer to Figure 1 and Figure 2 The fixing mechanism includes a support plate 2 fixedly connected to the top of the base plate 1, a support disk 21 is fixedly connected to the top of the support plate 2, and a gear 22 is rotatably connected in the support disk 21; a first driving member for driving the gear 22 to rotate is installed on one side of the support disk 21, and the fixing member includes two groups of traction members that slide with the support disk 21, and the two groups of traction members are vertically cross-distributed, and the traction member includes two racks 23, each rack 23 is meshed with the gear 22, and the end of the rack 23 away from the gear 22 is fixedly connected to a guide rod 24, and a plurality of guide grooves for the guide rod 24 to slide are opened on one side of the support disk 21, and one side of each guide rod 24 passes through the guide groove and is connected to a clamping plate 25.

[0023] It should be noted that the fixing mechanism includes a support plate 2 fixedly connected to the top of the bottom plate 1, and the top of the support plate 2 is fixedly connected to the support disk 21. The inside of the support disk 21 is rotatably connected to the gear 22, and the drive of the gear 22 is provided by a first driving member on one side of the support disk 21, and the first driving member is a motor. The fixing member in the fixing mechanism includes two groups of traction members, and each group of traction members is slidably matched with the inside of the support disk 21. The two groups of traction members are distributed in a vertically cross manner. Each group of traction members is composed of two racks 23, and each rack 23 is meshed and connected with the gear 22. In this way, when the gear 22 rotates, the rack 23 moves, and the end of the gear 22 is fixedly connected to a guide rod 24, and one side of the support disk 21 is provided with a plurality of guide grooves for the guide rod 24 to slide. One side of the guide rod 24 passes through the guide groove and is connected to a clamping plate 25. Through the fixing mechanism, the graphite material can be fixed at the position to be polished by the linkage of the traction member and the guide rod 24.

[0024] In the embodiments of the present invention, please refer to Figure 1 The grinding mechanism includes a moving plate 3 that slides with the top of the base plate 1, and a grinding disc 31 is provided on the side of the moving plate 3 close to the supporting disc 21; a second driving member for driving the grinding disc 31 to rotate is installed on the side of the moving plate 3 away from the grinding disc 31.

[0025] It should be noted that the movable plate 3 in the grinding mechanism is located on the top of the base plate 1 and is slidably matched with the base plate 1. A grinding disc 31 is provided on the side of the movable plate 3 close to the support disc 21 for grinding the graphite material. A second driving member is installed on the other side of the movable plate 3 away from the grinding disc 31 for driving the rotation of the grinding disc 31. The second driving member is a motor, and by controlling the operation of the driving member, the rotation of the grinding disc 31 can be realized, thereby achieving fine grinding of the graphite material.

[0026] In the embodiments of the present invention, please refer to Figure 1 and Figure 3 The adjusting mechanism includes a threaded rod 4 and a sliding rod 41 rotatably connected to the inner wall of the base plate 1, the outer side of the threaded rod 4 is threadedly connected to a threaded block 42, the outer side of the sliding rod 41 is slidably connected to a sliding block 43, and the top of the base plate 1 is located above the threaded rod 4 and the sliding rod 41 and is provided with a sliding groove; a third driving member for driving the threaded rod 4 to rotate is installed on one side of the base plate 1, and the fixed member includes a moving block 44 slidably connected to the two sliding grooves, the tops of the two moving blocks 44 are fixedly connected to the bottom of the moving plate 3, and the bottoms of the two moving blocks 44 are respectively connected to the threaded block 42 and the sliding block 43.

[0027] It should be noted that the adjustment mechanism includes a threaded rod 4 and a slide bar 41, which are connected to the inner wall of the base plate 1 in rotation and sliding. The outer side of the threaded rod 4 is threadedly connected with a threaded block 42, and the outer side of the slide bar 41 is slidably connected with a slider 43. A slide groove is provided on the top of the base plate 1. On one side of the base plate 1, a third driving member is installed, and the third driving member is a motor for driving the rotation of the threaded rod 4. The fixed member includes two moving blocks 44, which are slidably connected with the two slide grooves. The top of the moving block 44 is fixedly connected to the bottom of the moving plate 3, and the bottom is connected to the threaded block 42 and the slider 43 respectively. By controlling the rotation of the third driving member, the threaded rod 4 can be rotated, thereby pushing the sliding of the moving block 44. The sliding of the moving block 44 allows the position of the moving plate 3 to be moved relative to the base plate 1. By adjusting the position of the threaded rod 4 and the slide bar 41, the spacing between the grinding disc 31 and the graphite material can be controlled to achieve precise grinding adjustment.

[0028] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0029] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A graphite polishing device for preparing graphene, characterized in that: include: Bottom plate (1); A fixing mechanism and a grinding mechanism arranged on the top of the base plate (1); An adjustment mechanism arranged inside the base plate (1); Wherein, the fixing mechanism is located at a side away from the grinding mechanism, and a fixing piece is arranged in the fixing mechanism, and the graphite can be fixed by the fixing piece; An adjusting member is arranged in the adjusting mechanism, and the grinding mechanism can be moved by the adjusting member.

2. The graphite polishing device for preparing graphene according to claim 1, characterized in that: The fixing mechanism comprises a support plate (2) fixedly connected to the top of the base plate (1), a support disc (21) fixedly connected to the top of the support plate (2), and a gear (22) rotatably connected inside the support disc (21); A first driving member for driving the gear (22) to rotate is installed on one side of the support plate (21).

3. The graphite polishing device for preparing graphene according to claim 2, characterized in that: The fixing member comprises two groups of traction members which are slidably matched with the support plate (21), and the two groups of traction members are vertically cross-distributed. The traction member comprises two racks (23), each of which is meshed and connected with the gear (22), and one end of the rack (23) away from the gear (22) is fixedly connected with a guide rod (24). One side of the support plate (21) is provided with a plurality of guide grooves for the guide rods (24) to slide, and one side of each guide rod (24) passes through the guide groove and is connected with a clamping plate (25).

4. The graphite polishing device for preparing graphene according to claim 3, characterized in that: The grinding mechanism comprises a movable plate (3) slidably matched with the top of the bottom plate (1), and a grinding disc (31) is arranged on a side of the movable plate (3) close to the supporting disc (21); A second driving member for driving the grinding disc (31) to rotate is installed on the side of the movable plate (3) away from the grinding disc (31).

5. The graphite polishing device for preparing graphene according to claim 4, characterized in that: The adjustment mechanism comprises a threaded rod (4) and a slide rod (41) rotatably connected to the inner wall of the base plate (1); the outer side of the threaded rod (4) is threadedly connected to a threaded block (42); the outer side of the slide rod (41) is slidably connected to a slider (43); and a top of the base plate (1) is provided with a slide groove above the threaded rod (4) and the slide rod (41); A third driving member for driving the threaded rod (4) to rotate is installed on one side of the base plate (1).

6. The graphite polishing device for preparing graphene according to claim 5, characterized in that: The fixing member comprises a moving block (44) slidably connected to the two sliding grooves, the tops of the two moving blocks (44) are fixedly connected to the bottom of the moving plate (3), and the bottoms of the two moving blocks (44) are respectively connected to the threaded block (42) and the sliding block (43).

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