Planetary ball mill for processing silicon carbide powder

Abstract

The utility model relates to the technical field of silicon carbide powder processing, and discloses a planetary ball mill for silicon carbide powder processing, which comprises a rack, a planetary gear driving mechanism, a plurality of bases, a grinding cylinder, a transfer frame, a pressing mechanism and a receiving box, the planetary gear driving mechanism is mounted on the rack, and the bases are mounted on the planetary gear driving mechanism. A positioning ring is mounted on each base, a grinding cylinder is detachably mounted in each positioning ring, compression bolts used for compressing the grinding cylinders are mounted on the bases, a transfer frame is fixed to the left side of the rack, and positioning holes used for reversely placing the grinding cylinders are formed in the transfer frame. And a pressing mechanism for cleaning the grinding cylinder is mounted on the transfer frame. According to the utility model, materials are convenient to grind; and powder attached to the inner wall of the grinding cylinder after grinding is convenient to clean, and discharging is more sufficient.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon carbide powder processing, in particular to a planetary ball mill for silicon carbide powder processing. Background Art

[0002] When processing silicon carbide powder, a planetary ball mill is often used to grind the silicon carbide raw material into powder. However, the existing planetary ball mill has a major defect when in use: after grinding, some powder will adhere to the inner wall of the grinding cylinder, which is difficult to pour out directly, resulting in insufficient material discharge. Therefore, in view of the above situation, it is urgent to develop a planetary ball mill for processing silicon carbide powder that is easy to clean the powder attached to the inner wall of the grinding cylinder after grinding and has more sufficient material discharge, so as to overcome the shortcomings in current practical applications and meet current needs. Utility Model Content

[0003] The utility model aims to provide a planetary ball mill for processing silicon carbide powder, which is convenient for cleaning the powder attached to the inner wall of the grinding cylinder after grinding and makes the feeding more sufficient.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A planetary ball mill for processing silicon carbide powder, comprising a frame, a planetary gear drive mechanism, a base, a grinding cylinder, an adapter frame, a material pressing mechanism and a material receiving box, wherein the frame is equipped with a planetary gear drive mechanism, and the planetary gear drive mechanism is equipped with a plurality of bases, each of which is equipped with a positioning ring, and each of which is detachably equipped with a grinding cylinder, and the base is equipped with a clamping bolt for clamping the grinding cylinder, and the grinding cylinder comprises: an outer cylinder, a plug, a movable scraper, a support platform, a spring and a grinding cylinder. The outer cylinder is provided with a plug which is detachably mounted on the top thereof, two support platforms are fixed inside the outer cylinder, a movable scraper is supported on the upper sides of the two support platforms, the movable scraper is slidably mounted inside the outer cylinder, a plurality of springs connected to the movable scraper are mounted on the inner bottom end of the outer cylinder, a plurality of grinding balls are placed on the upper side of the movable scraper, an adapter frame is fixed on the left side of the frame, a positioning hole for placing the grinding cylinder upside down is provided on the adapter frame, and a pressing mechanism for cleaning the grinding cylinder is mounted on the adapter frame.

[0006] Preferably: the planetary gear drive mechanism includes: a first motor, a large gear, a small gear, a planetary gear carrier, an adapter block and a transmission shaft, the first motor is fixed in a frame, a large gear is installed on the output shaft of the first motor, a plurality of small gears meshing with the large gear are evenly distributed on the outer side of the large gear, each of the small gears is installed on a transmission shaft, the top of each of the transmission shafts is fixed to a base, the outer sides of the plurality of small gears are meshed with the planetary gear carrier, and the planetary gear carrier is fixed to the frame through an adapter block.

[0007] Preferably: the pressing mechanism includes: a second motor, a lead screw, a threaded sleeve, a limit rod and a guide rod, the second motor is fixed on the adapter frame, the lead screw is rotatably connected to the adapter frame, the output shaft of the second motor is connected to the lead screw, a threaded sleeve is installed on the lead screw, a limit rod inserted into the adapter frame is fixed on the left side of the threaded sleeve, a guide rod is fixed on the right side of the threaded sleeve, and the guide rod points to the positioning hole.

[0008] Preferably, the limiting rod is slidably connected to the adapter frame, and the adapter frame is provided with a limiting sliding groove for the movement of the limiting rod.

[0009] Preferably: a material receiving box is placed on the ground below the adapter frame, and a control panel is installed on the right side of the frame.

[0010] The beneficial effects of the utility model are as follows: the planetary ball mill for processing silicon carbide powder first places the material into the grinding cylinder, then places the grinding cylinder onto the base, and then presses the grinding cylinder by the clamping bolt, then the large gear is driven to rotate by the first motor, the small gear and the transmission shaft are driven to rotate and revolve by the large gear, the base and the grinding cylinder are driven to rotate and revolve by the transmission shaft, and the grinding balls and the material are driven to rotate when the outer cylinder rotates, and the material is ground and crushed by the grinding balls, after the grinding is completed, the grinding cylinder is removed from the base, and then the plug is removed, the material and the grinding balls in the outer cylinder are poured out, and then the outer cylinder is placed upside down in the positioning hole, and then the lead screw is driven to rotate by the second motor, and the threaded sleeve and the guide rod are driven to move by the rotation of the lead screw, so that the guide rod is slowly inserted into the outer cylinder, and the movable scraper is squeezed by the guide rod, so that the movable scraper moves downward in the outer cylinder, and the material attached to the inner wall of the outer cylinder is scraped off by the movable scraper, so that the material discharge is more sufficient. In summary, the utility model is convenient for grinding materials, convenient for cleaning powder attached to the inner wall of the grinding cylinder after grinding, and more sufficient for material discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0012] Figure 2 It is a partial structure diagram of the utility model Figure 1 .

[0013] Figure 3 It is a partial structure diagram of the utility model Figure 2 .

[0014] Figure 4 For this utility model Figure 3 Schematic diagram of the split state.

[0015] Figure 5 This is an internal view of the grinding cylinder in the present invention.

[0016] Figure 6 It is a schematic diagram of the cleaning and unloading state of the grinding cylinder in the utility model.

[0017] Legend:

[0018] 1. Frame; 2. Planetary gear drive mechanism; 201. First motor; 202. Big gear; 203. Small gear; 204. Planetary gear frame; 205. Adapter block; 206. Transmission shaft; 3. Base; 301. Positioning ring; 302. Clamping bolt; 4. Grinding cylinder; 401. Outer cylinder; 402. Plug; 403. Movable scraper; 404. Support table; 405. Spring; 406. Grinding ball; 5. Adapter frame; 501. Positioning hole; 502. Limiting slide groove; 6. Pressing mechanism; 601. Second motor; 602. Lead screw; 603. Threaded sleeve; 604. Limiting rod; 605. Guide rod; 7. Material collecting box; 8. Control panel. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Specific examples are given below.

[0021] See also Figure 1 to Figure 6In the embodiment of the utility model, a planetary ball mill for processing silicon carbide powder includes a frame 1, a planetary gear driving mechanism 2, a base 3, a grinding cylinder 4, an adapter frame 5, a material pressing mechanism 6 and a material receiving box 7. The frame 1 is placed on the ground, and a planetary gear driving mechanism 2 is installed on the frame 1. A plurality of bases 3 are installed on the planetary gear driving mechanism 2, and a positioning ring 301 is installed on each base 3. A grinding cylinder 4 can be detachably installed in each positioning ring 301, and a clamping bolt 302 for clamping the grinding cylinder 4 is installed on the base 3. An adapter frame 5 is fixed on the left side of the frame 1, and a positioning hole 501 for placing the grinding cylinder 4 upside down is provided on the adapter frame 5. A material pressing mechanism 6 for cleaning the grinding cylinder 4 is installed, a material receiving box 7 is placed on the ground below the adapter frame 5, and a control panel 8 is installed on the right side of the frame 1. When in use, the material is first placed in the grinding cylinder 4, and then the grinding cylinder 4 is placed on the base 3, and then the grinding cylinder 4 is pressed by the clamping bolt 302, and then the base 3 and the grinding cylinder 4 are driven to rotate by the planetary gear drive mechanism 2, so that the material is ground in the grinding cylinder 4. After the grinding is completed, the grinding cylinder 4 is removed, the material in the grinding cylinder 4 is first poured out, and then the grinding cylinder 4 is inverted onto the adapter frame 5, and then the material pressing mechanism 6 is moved down to the grinding cylinder 4 for cleaning, so that the material in the grinding cylinder 4 can be discharged more thoroughly.

[0022] The planetary gear drive mechanism 2 includes: a first motor 201, a large gear 202, a small gear 203, a planetary gear carrier 204, an adapter block 205 and a transmission shaft 206. The first motor 201 is fixed in the frame 1. A large gear 202 is installed on the output shaft of the first motor 201. A plurality of small gears 203 meshing with the large gear 202 are evenly distributed on the outside of the large gear 202. Each small gear 203 is installed on a transmission shaft 206. The top of each transmission shaft 206 is fixed to a base 3. The outer sides of the plurality of small gears 203 are meshed with the planetary gear carrier 204. The planetary gear carrier 204 is fixed to the frame 1 through the adapter block 205. When in use, the large gear 202 is driven to rotate by the first motor 201, the small gears 203 and the transmission shaft 206 are driven to rotate and revolve by the large gear 202, and the base 3 and the grinding cylinder 4 are driven to rotate and revolve by the transmission shaft 206.

[0023] The grinding cylinder 4 includes: an outer cylinder 401, a plug 402, a movable scraper 403, a support platform 404, a spring 405 and a grinding ball 406. The plug 402 is detachably installed on the top of the outer cylinder 401. Two support platforms 404 are fixed in the outer cylinder 401. The upper sides of the two support platforms 404 support the movable scraper 403. The movable scraper 403 is slidably installed in the outer cylinder 401. A plurality of springs 405 connected to the movable scraper 403 are installed at the inner bottom end of the outer cylinder 401. A plurality of grinding balls 406 are placed on the upper side of the movable scraper 403. When in use, the material is placed in the outer cylinder 401. When the outer cylinder 401 rotates, the grinding balls 406 and the material are driven to rotate, and the grinding balls 406 grind and crush the material.

[0024] The pressing mechanism 6 includes: a second motor 601, a lead screw 602, a threaded sleeve 603, a limit rod 604 and a guide rod 605. The second motor 601 is fixed on the adapter frame 5, the lead screw 602 is rotatably connected to the adapter frame 5, the output shaft of the second motor 601 is connected to the lead screw 602, the threaded sleeve 603 is installed on the lead screw 602, a limit rod 604 inserted into the adapter frame 5 is fixed on the left side of the threaded sleeve 603, the limit rod 604 is slidably connected to the adapter frame 5, and a limit slide groove 502 for moving the limit rod 604 is provided on the adapter frame 5, and the movement of the threaded sleeve 603 is limited by the limit rod 604 so that it cannot rotate but can only It can move in a straight line. A guide rod 605 is fixed on the right side of the threaded sleeve 603. The guide rod 605 points to the positioning hole 501. When in use, the outer cylinder 401 is placed upside down in the positioning hole 501, and then the lead screw 602 is driven to rotate by the second motor 601. The threaded sleeve 603 and the guide rod 605 are driven to move by the rotation of the lead screw 602, so that the guide rod 605 is slowly inserted into the outer cylinder 401, and the movable scraper 403 is squeezed by the guide rod 605, so that the movable scraper 403 moves downward in the outer cylinder 401, and the material attached to the inner wall of the outer cylinder 401 is scraped off by the movable scraper 403, so that the material discharge is more sufficient.

[0025] Working principle: The planetary ball mill for processing silicon carbide powder first places the material into the grinding cylinder 4, then places the grinding cylinder 4 on the base 3, and then presses the grinding cylinder 4 with the clamping bolt 302. Then, the first motor 201 drives the large gear 202 to rotate, and the large gear 202 drives the small gear 203 and the transmission shaft 206 to rotate and revolve, and the transmission shaft 206 drives the base 3 and the grinding cylinder 4 to rotate and revolve. When the outer cylinder 401 rotates, it drives the grinding balls 406 and the material to rotate, and the grinding balls 406 grind and crush the material. After grinding, the grinding cylinder 4 is removed from the base 3. Next, remove the plug 402, pour out the material and grinding balls 406 in the outer cylinder 401, and then turn the outer cylinder 401 upside down into the positioning hole 501. Then, drive the lead screw 602 to rotate through the second motor 601, and drive the threaded sleeve 603 and the guide rod 605 to move through the rotation of the lead screw 602, so that the guide rod 605 is slowly inserted into the outer cylinder 401, and the movable scraper 403 is squeezed by the guide rod 605, so that the movable scraper 403 moves downward in the outer cylinder 401, and the material attached to the inner wall of the outer cylinder 401 is scraped off by the movable scraper 403, so that the material discharge is more sufficient.

[0026] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A planetary ball mill for processing silicon carbide powder, characterized in that: The invention comprises a frame (1), a planetary gear driving mechanism (2), a base (3), a grinding cylinder (4), an adapter frame (5), a material pressing mechanism (6) and a material receiving box (7); the frame (1) is provided with a planetary gear driving mechanism (2); a plurality of bases (3) are provided on the planetary gear driving mechanism (2); each of the bases (3) is provided with a positioning ring (301); a grinding cylinder (4) is detachably mounted in each of the positioning rings (301); a clamping bolt (302) for clamping the grinding cylinder (4) is provided on the base (3); the grinding cylinder (4) comprises: an outer cylinder (401), a plug (402), a movable scraper (403), a support platform (404), a spring (405) and a grinding ball (406); the outer cylinder A plug (402) is detachably mounted on the top of the outer cylinder (401); two support platforms (404) are fixed inside the outer cylinder (401); the upper sides of the two support platforms (404) support a movable scraper (403); the movable scraper (403) is slidably mounted inside the outer cylinder (401); a plurality of springs (405) connected to the movable scraper (403) are mounted on the inner bottom end of the outer cylinder (401); a plurality of grinding balls (406) are placed on the upper side of the movable scraper (403); an adapter frame (5) is fixed on the left side of the frame (1); a positioning hole (501) is provided on the adapter frame (5) for placing the grinding cylinder (4) upside down; and a pressing mechanism (6) for cleaning the grinding cylinder (4) is installed on the adapter frame (5).

2. The planetary ball mill for processing silicon carbide powder according to claim 1, characterized in that: The planetary gear drive mechanism (2) comprises: a first motor (201), a large gear (202), a small gear (203), a planetary gear carrier (204), an adapter block (205) and a transmission shaft (206); the first motor (201) is fixed in a frame (1); a large gear (202) is mounted on the output shaft of the first motor (201); a plurality of small gears (203) meshing with the large gear (202) are evenly distributed on the outer side of the large gear (202); each of the small gears (203) is mounted on a transmission shaft (206); the top of each of the transmission shafts (206) is fixed to a base (3); the outer sides of the plurality of small gears (203) are meshed with the planetary gear carrier (204); and the planetary gear carrier (204) is fixed to the frame (1) via the adapter block (205).

3. The planetary ball mill for processing silicon carbide powder according to claim 1, characterized in that: The pressing mechanism (6) comprises: a second motor (601), a lead screw (602), a threaded sleeve (603), a limit rod (604) and a guide rod (605), wherein the second motor (601) is fixed on the adapter frame (5), the lead screw (602) is rotatably connected to the adapter frame (5), the output shaft of the second motor (601) is connected to the lead screw (602), the threaded sleeve (603) is installed on the lead screw (602), the limit rod (604) inserted into the adapter frame (5) is fixed on the left side of the threaded sleeve (603), and the guide rod (605) is fixed on the right side of the threaded sleeve (603), and the guide rod (605) points to the positioning hole (501).

4. The planetary ball mill for processing silicon carbide powder according to claim 3, characterized in that: The limiting rod (604) is slidably connected to the adapter frame (5), and the adapter frame (5) is provided with a limiting sliding groove (502) for moving the limiting rod (604).

5. The planetary ball mill for processing silicon carbide powder according to claim 1, characterized in that: A material receiving box (7) is placed on the ground below the transfer frame (5), and a control panel (8) is installed on the right side of the frame (1).

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