Aviation tire multi-station parallel processing machine

Abstract

The utility model relates to the technical field of tire processing machines, in particular to an aircraft tire multi-station parallel processing machine, which is characterized in that aircraft tires are respectively clamped by a clamping mechanism, and a forming mechanism is clamped by starting a rotating mechanism; the aircraft tire is placed on the forming mechanism, the cooling mechanism and the fixing mechanism through cooperation of the clamping mechanism and the rotating mechanism, vulcanization forming is conducted on the aircraft tire by starting the forming mechanism, the uneven position overflowing from the surface of the aircraft tire is ground by starting the grinding mechanism, and the practicability of the equipment is improved; comprising a clamping mechanism; the device further comprises a rotating mechanism, a forming mechanism, a cooling mechanism, a fixing mechanism and a grinding mechanism, the clamping mechanism is installed on the rotating mechanism, the forming mechanism is located in front of the rotating mechanism, the cooling mechanism is located on the left side of the rotating mechanism, the fixing mechanism is located behind the rotating mechanism, and the grinding mechanism is located above the fixing mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of tire processing machine, in particular to a kind of aviation tire multi-station parallel processing machine. BACKGROUND

[0002] Aviation tire, commonly known as aircraft tire, is installed on the pneumatic tire of aviation flying machine, and safety and reliability of aircraft are crucial;Aviation tire is the key component on the aircraft for supporting weight, absorbing jolt in the process of sliding, buffering landing impact and helping to absorb impact energy;It has high impact strength and very low heat generation to ensure the safety of aircraft in the process of take-off, landing, sliding and parking.

[0003] For example, the tire processing machine disclosed in the utility model patent with application number CN202122963489.0 is representative of one type of prior art, which mainly includes a workbench, a chip removal groove, a stand, a turntable, a storage part and a chip removal motor, etc., and realizes the function of the tire processing machine through the cooperation of the workbench, the chip removal groove, the stand, the turntable, the storage part and the chip removal motor, etc.

[0004] But the traditional tire processing machine has single function, and it is difficult to realize multi-station parallel processing of tire, and it is difficult to process the tire according to its specifications. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides a kind of aviation tire multi-station parallel processing machine, which is clamped by clamping mechanism to aviation tire respectively, and is clamped by starting rotating mechanism to forming mechanism, respectively, and aviation tire is placed on forming mechanism, cooling mechanism and fixing mechanism by clamping mechanism and rotating mechanism cooperation respectively, and aviation tire is vulcanized and formed by starting forming mechanism, and uneven position overflowed on the surface of aviation tire is polished by starting polishing mechanism, to improve the practicability of equipment.

[0006] The utility model discloses a multi-station parallel processing machine for aircraft tires, comprising a clamping mechanism, a rotating mechanism, a molding mechanism, a cooling mechanism, a fixing mechanism and a grinding mechanism, wherein the clamping mechanism is installed on the rotating mechanism, the molding mechanism is located in front of the rotating mechanism, the cooling mechanism is located on the left side of the rotating mechanism, the fixing mechanism is located behind the rotating mechanism, and the grinding mechanism is located above the fixing mechanism; the aircraft tires are clamped by the clamping mechanism, the molding mechanism is clamped by starting the rotating mechanism, and the aircraft tires are placed on the molding mechanism, the cooling mechanism and the fixing mechanism respectively through the cooperation of the clamping mechanism and the rotating mechanism; the aircraft tires are vulcanized and molded by starting the molding mechanism, the aircraft tires are spray-cooled by starting the cooling mechanism, the cooled aircraft tires are fixed by the fixing mechanism, and the uneven positions overflowing from the surface of the aircraft tires are ground by starting the grinding mechanism, thereby improving the practicality of the equipment.

[0007] Preferably, the clamping mechanism includes multiple mounting plates, multiple first cylinders, multiple guide rods, multiple second cylinders, multiple third cylinders and multiple support plates, the outer sides of the multiple mounting plates are respectively mounted on the rotating mechanism, the multiple first cylinders are respectively mounted on the inner sides of the multiple mounting plates, one end of the multiple guide rods is fixedly mounted on the inner side of the mounting plate, the other end of the multiple guide rods is slidably mounted on the mounting plate, the fixed ends of the multiple second cylinders are respectively mounted on the outer ends of the multiple mounting plates, the fixed ends of the multiple third cylinders are respectively mounted on the movable ends of the multiple second cylinders, and the multiple support plates are respectively mounted on the movable ends of the multiple third cylinders; the aircraft tires are respectively clamped through the multiple support plates by respectively extending the multiple third cylinders, the aircraft tires are respectively made to reach the molding mechanism, the cooling mechanism and the fixing mechanism by respectively extending and contracting the multiple first cylinders, the aircraft tires are respectively placed at the processing location by respectively extending the multiple third cylinders, and the multiple guide rods respectively guide the multiple first cylinders to improve the practicality of the equipment.

[0008] Preferably, the rotating mechanism includes a first bracket, a bearing, a first motor and a rotating shaft, the outer ring of the bearing is installed on the top of the first bracket, the output end of the first motor is installed on the inner ring of the bearing, and the bottom end of the rotating shaft is installed on the inner ring of the bearing; the first bracket supports the bearing, and the rotating shaft is rotated by starting the first motor through the first bracket to rotate the clamping mechanism, thereby improving the practicality of the equipment.

[0009] Preferably, the molding mechanism includes a second bracket, a fourth cylinder, an upper molding plate and a molding groove, the top end of the fourth cylinder is installed on the second bracket, the top end of the upper molding plate is installed on the bottom end of the fourth cylinder, and the molding groove is located below the upper molding plate; the aircraft tire is placed in the molding groove, the second bracket supports the fourth cylinder, and the upper molding plate is used to mold and vulcanize the aircraft tire by extending the fourth cylinder, thereby improving the practicality of the equipment.

[0010] Preferably, the cooling mechanism comprises a placing groove, a collecting barrel, a spraying pump, a spraying pipe and a third support, the bottom end of the placing groove is provided with a drain hole, the bottom end of the placing groove is installed at the top end of the collecting barrel, the input end of the spraying pump is connected with the outer wall of the collecting barrel, the input end of the spraying pipe is connected with the output end of the spraying pump, the spraying pump is provided with a plurality of spray heads, and the spraying pipe is installed on the third support; the third support supports the spraying pipe, the vulcanized aviation tire is placed on the placing groove, the spraying liquid in the collecting barrel is discharged into the spraying pipe by starting the spraying pump, and the aviation tire is sprayed and cooled through the spraying pipe, thereby improving the practicability of the equipment.

[0011] Preferably, the fixing mechanism comprises a fourth support, a plurality of supporting columns, a plurality of fifth cylinders and a plurality of fixing grooves, the bottom ends of the plurality of supporting columns are respectively installed at the top ends of the plurality of fourth supports and are respectively located at the left and right parts of the top ends of the fourth supports, the fixed ends of the plurality of fifth cylinders are respectively installed on the upper parts of the plurality of supporting columns, and the plurality of fixing grooves are respectively installed on the moving ends of the plurality of fifth cylinders; the fourth support supports the plurality of supporting columns, the plurality of supporting columns respectively support the plurality of fifth cylinders, the aviation tire is fixed through the plurality of fixing grooves by respectively extending the plurality of fifth cylinders, thereby improving the practicability of the equipment.

[0012] Preferably, the grinding mechanism comprises a fifth support, a second motor, a rotating plate, a third motor, a gear, a rack, a mounting groove, a sixth cylinder, a fourth motor and a grinding wheel, the top end of the fifth support is provided with a bearing, the output end of the second motor is connected with the inner ring of the top end of the fifth support, the top end of the rotating plate is installed in the inner ring of the bearing at the top end of the fifth support, the third motor is installed at the bottom end of the rotating plate, the inner ring of the gear is installed on the output end of the third motor, the outer ring of the gear is engaged with the bottom end of the rack, the top end of the rack is installed in the mounting groove, the top end of the mounting groove is installed at the lower end surface of the rotating plate, the top end of the sixth cylinder is installed at the bottom end of the rack, the fourth motor is installed at the bottom end of the sixth cylinder, and the grinding wheel is installed on the output end of the fourth motor; the fifth support supports the second motor and the rotating plate, the rotating plate is rotated by starting the second motor, the gear is rotated by starting the third motor, the rack is moved in the mounting groove through the engagement of the gear and the rack, the grinding wheel is raised and lowered by extending and retracting the sixth cylinder, the overflow position of the aviation tire is ground by the grinding wheel by starting the fourth motor, thereby improving the practicability of the equipment.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the aircraft tire is clamped by the clamping mechanism, the molding mechanism is clamped by starting the rotating mechanism, the aircraft tire is placed on the molding mechanism, the cooling mechanism and the fixing mechanism respectively through the cooperation of the clamping mechanism and the rotating mechanism, the aircraft tire is vulcanized and molded by starting the molding mechanism, the aircraft tire is spray-cooled by starting the cooling mechanism, the cooled aircraft tire is fixed by the fixing mechanism, and the uneven position of the aircraft tire surface is ground by starting the grinding mechanism, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an axonometric diagram of the present utility model;

[0015] Figure 2 This is an axonometric diagram of the clamping mechanism of the present utility model;

[0016] Figure 3 This is an axonometric diagram of the rotary mechanism of the present utility model;

[0017] Figure 4 This is an axonometric diagram of the forming mechanism of the present invention;

[0018] Figure 5 This is an axonometric diagram of the cooling mechanism of the present invention;

[0019] Figure 6 This is an axonometric diagram of the fixing mechanism of the present utility model;

[0020] Figure 7 It is an axonometric schematic diagram of the grinding mechanism of the present utility model.

[0021] Markings in the accompanying drawings: 01, clamping mechanism; 11, mounting plate; 12, first cylinder; 13, guide rod; 14, second cylinder; 15, third cylinder; 16, support plate; 02, rotating mechanism; 21, first bracket; 22, bearing; 23, first motor; 24, rotating shaft; 03, forming mechanism; 31, second bracket; 32, fourth cylinder; 33, upper forming plate; 34, forming groove; 04, cooling mechanism; 41, placement groove ;42. Collection bucket;43. Spray pump;44. Spray pipe;45. Third bracket;05. Fixing mechanism;51. Fourth bracket;52. Support column;53. Fifth cylinder;54. Fixing slot;06. Grinding mechanism;61. Fifth bracket;62. Second motor;63. Rotating plate;64. Third motor;65. Gear;66. Rack;67. Mounting slot;68. Sixth cylinder;69. Fourth motor;70. Grinding wheel. DETAILED DESCRIPTION

[0022] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0023] Embodiment 1

[0024] As Figure 1 shown, a kind of aviation tire multi-station parallel processing machine includes clamping mechanism 01;It further includes rotating mechanism 02, forming mechanism 03, cooling mechanism 04, fixed mechanism 05 and sharpening mechanism 06, clamping mechanism 01 is installed on rotating mechanism 02, forming mechanism 03 is located at the front of rotating mechanism 02, cooling mechanism 04 is located at the left side of rotating mechanism 02, fixed mechanism 05 is located at the rear of rotating mechanism 02, sharpening mechanism 06 is located above fixed mechanism 05;

[0025] through clamping mechanism 01 respectively to aviation tire clamping, by starting rotating mechanism 02 to forming mechanism 03 clamping, respectively through clamping mechanism 01 and rotating mechanism 02 cooperation with aviation tire respectively placed in forming mechanism 03, cooling mechanism 04 and fixed mechanism 05, by starting forming mechanism 03 to aviation tire vulcanization forming, by starting cooling mechanism 04 to aviation tire spray cooling, by fixed mechanism 05 to the aviation tire fixed after cooling, by starting sharpening mechanism 06 to the uneven position overflowed on the surface of aviation tire sharpening, improve the practicability of equipment;

[0026] As Figure 2 shown, clamping mechanism 01 includes a plurality of mounting plates 11, a plurality of first air cylinders 12, a plurality of guide rods 13, a plurality of second air cylinders 14, a plurality of third air cylinders 15 and a plurality of support plates 16, the outer side of a plurality of mounting plates 11 is respectively installed on rotating mechanism 02, a plurality of first air cylinders 12 are respectively installed on the inner side of a plurality of mounting plates 11, one end of a plurality of guide rods 13 is fixedly installed on the inner side of mounting plate 11, the other end of a plurality of guide rods 13 is slidably installed on mounting plate 11, the fixed end of a plurality of second air cylinders 14 is respectively installed on the outer side end of a plurality of mounting plates 11, the fixed end of a plurality of third air cylinders 15 is respectively installed on the moving end of a plurality of second air cylinders 14, a plurality of support plates 16 are respectively installed on the moving end of a plurality of third air cylinders 15;

[0027] As Figure 3 shown, rotating mechanism 02 includes first support 21, bearing 22, first motor 23 and rotating shaft 24, the outer ring of bearing 22 is installed on the top end of first support 21, the output end of first motor 23 is installed on the inner ring of bearing 22, the bottom end of rotating shaft 24 is installed on the inner ring of bearing 22;

[0028] AsFigure 4 As shown, the forming mechanism 03 includes a second bracket 31, a fourth cylinder 32, an upper forming plate 33 and a forming groove 34. The top end of the fourth cylinder 32 is mounted on the second bracket 31, the top end of the upper forming plate 33 is mounted on the bottom end of the fourth cylinder 32, and the forming groove 34 is located below the upper forming plate 33.

[0029] The aircraft tire is clamped respectively through the multiple support plates 16 by extending the multiple third cylinders 15 respectively, and the aircraft tire is made to reach the molding mechanism 03, the cooling mechanism 04 and the fixing mechanism 05 respectively by extending and contracting the multiple first cylinders 12 respectively. The aircraft tire is placed at the processing position by extending the multiple third cylinders 15 respectively, and the multiple guide rods 13 guide the multiple first cylinders 12 respectively. The first bracket 21 supports the bearing 22. By starting the first motor 23, the rotating shaft 24 is rotated through the first bracket 21, and the clamping mechanism 01 is rotated to place the aircraft tire in the molding groove 34. The second bracket 31 supports the fourth cylinder 32. By extending the fourth cylinder 32, the upper molding plate 33 is used to mold and vulcanize the aircraft tire, thereby improving the practicality of the equipment.

[0030] Example 2

[0031] like Figure 5 As shown, based on Example 1, a cooling mechanism 04 is further included. The cooling mechanism 04 includes a placement tank 41, a collection bucket 42, a spray pump 43, a spray pipe 44 and a third bracket 45. The bottom end of the placement tank 41 is provided with a drainage hole, and the bottom end of the placement tank 41 is mounted on the top of the collection bucket 42. The input end of the spray pump 43 is connected to the outer wall of the collection bucket 42, and the input end of the spray pipe 44 is connected to the output end of the spray pump 43. The spray pump 43 is provided with multiple nozzles, and the spray pipe 44 is mounted on the third bracket 45.

[0032] The third bracket 45 supports the spray pipe 44, and the vulcanized aircraft tire is placed on the placement tank 41. By starting the spray pump 43, the spray liquid in the collection barrel 42 is discharged into the spray pipe 44, and the aircraft tire is sprayed and cooled through the spray pipe 44, thereby improving the practicality of the equipment.

[0033] Example 3

[0034] like Figure 6 and Figure 7As shown, the embodiment 1 further includes a fixing mechanism 05 and a grinding mechanism 06. The fixing mechanism 05 includes fourth supports 51, support columns 52, fifth cylinders 53, and fixing grooves 54. The bottom ends of the support columns 52 are respectively installed at the top ends of the fourth supports 51 and are respectively located at the left and right parts of the top ends of the fourth supports 51. The fixed ends of the fifth cylinders 53 are respectively installed at the upper parts of the support columns 52. The fixing grooves 54 are respectively installed on the moving ends of the fifth cylinders 53. The grinding mechanism 06 includes a fifth support 61, a second motor 62, a rotating plate 63, a third motor 64, a gear 65, a rack 66, an installation groove 67, a sixth cylinder 68, a fourth motor 69, and a grinding wheel 70. The top end of the fifth support 61 is provided with a bearing. The output end of the second motor 62 is connected with the inner ring of the top end of the fifth support 61. The top end of the rotating plate 63 is installed on the inner ring of the bearing at the top end of the fifth support 61. The third motor 64 is installed at the bottom end of the rotating plate 63. The inner ring of the gear 65 is installed on the output end of the third motor 64. The outer ring of the gear 65 is engaged with the bottom end of the rack 66. The top end of the rack 66 is installed in the installation groove 67. The top end of the installation groove 67 is installed at the lower end face of the rotating plate 63. The top end of the sixth cylinder 68 is installed at the bottom end of the rack 66. The fourth motor 69 is installed at the bottom end of the sixth cylinder 68. The grinding wheel 70 is installed on the output end of the fourth motor 69.

[0035] The fourth supports 51 support the support columns 52. The support columns 52 respectively support the fifth cylinders 53. The fifth cylinders 53 are respectively extended to fix the aviation tire through the fixing grooves 54. The fifth support 61 supports the second motor 62 and the rotating plate 63. The rotating plate 63 is rotated by starting the second motor 62. The gear 65 is rotated by starting the third motor 64. The rack 66 is moved in the installation groove 67 through the engagement of the gear 65 and the rack 66. The grinding wheel 70 is raised and lowered by extending and retracting the sixth cylinder 68. The overflow position of the aviation tire is ground by the grinding wheel 70 by starting the fourth motor 69, thereby improving the practicability of the equipment.

[0036] As Figures 1 to 7As shown, the utility model discloses a kind of aviation tire multi-station parallel processing machine, when working, first by respectively extending multiple third air cylinder 15 respectively through multiple support plate 16 respectively to aviation tire is clamped, by respectively extending and contracting multiple first air cylinder 12 respectively make aviation tire reach forming mechanism 03, cooling mechanism 04 and fixed mechanism 05, by respectively extending multiple third air cylinder 15 respectively with aviation tire is placed in processing, multiple guide rods 13 respectively to multiple first air cylinder 12 are guided, then first support 21 supports bearing 22, by starting first motor 23 through first support 21 makes rotating shaft 24 rotate, to clamping mechanism 01 is rotated, after aviation tire is placed in forming groove 34, second support 31 supports fourth air cylinder 32, by extending fourth air cylinder 32 to make upper forming plate 33 to aviation tire is formed vulcanization, then third support 45 supports spray pipe 44, vulcanization is completed with aviation tire is placed on placing groove 41, by starting spray pump 43 with the spray liquid in collection barrel 42 is discharged to spray pipe 44, through spray pipe 44 to aviation tire is sprayed cooling, after fourth support 51 supports multiple support columns 52, multiple support columns 52 respectively to multiple fifth air cylinder 53 are supported, by respectively extending multiple fifth air cylinder 53 respectively through multiple fixed groove 54 to aviation tire is fixed, finally fifth support 61 supports second motor 62 and rotating plate 63, by starting second motor 62 makes rotating plate 63 rotate, by starting third motor 64 makes gear 65 rotate, through gear 65 and rack 66 meshing makes rack 66 move in mounting groove 67, by extending and contracting sixth air cylinder 68 makes grinding wheel 70 rise and drop, by starting fourth motor 69 through grinding wheel 70 to the overflow position of aviation tire is ground, improve the practicability of equipment.

[0037] The first motor 23, the upper forming plate 33, the forming groove 34, the spray pump 43, the second motor 62, the third motor 64 and the fourth motor 69 are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the need for the technical personnel in the field to pay creative labor.

[0038] The utility model realizes the main function as follows: the clamping mechanism 01 is clamped to the aviation tire, the rotating mechanism 02 is started to clamp the forming mechanism 03, the aviation tire is placed on the forming mechanism 03, the cooling mechanism 04 and the fixed mechanism 05 through the cooperation of the clamping mechanism 01 and the rotating mechanism 02, the forming mechanism 03 is started to vulcanize and form the aviation tire, the uneven position on the surface of the aviation tire is ground through the grinding mechanism 06, and the practicability of the equipment is improved.

[0039] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present application.

Claims

1. A multi-station parallel processing machine for aircraft tires, comprising a clamping mechanism (01); characterized in that: The invention also includes a rotating mechanism (02), a forming mechanism (03), a cooling mechanism (04), a fixing mechanism (05) and a grinding mechanism (06); the clamping mechanism (01) is installed on the rotating mechanism (02); the forming mechanism (03) is located in front of the rotating mechanism (02); the cooling mechanism (04) is located on the left side of the rotating mechanism (02); the fixing mechanism (05) is located behind the rotating mechanism (02); and the grinding mechanism (06) is located above the fixing mechanism (05).

2. The aircraft tire multi-station parallel processing machine according to claim 1, characterized in that: The clamping mechanism (01) comprises a plurality of mounting plates (11), a plurality of first cylinders (12), a plurality of guide rods (13), a plurality of second cylinders (14), a plurality of third cylinders (15) and a plurality of support plates (16). The outer sides of the plurality of mounting plates (11) are respectively mounted on the rotating mechanism (02), the plurality of first cylinders (12) are respectively mounted on the inner sides of the plurality of mounting plates (11), one end of the plurality of guide rods (13) is fixedly mounted on the inner side of the mounting plate (11), the other end of the plurality of guide rods (13) is slidably mounted on the mounting plate (11), the fixed ends of the plurality of second cylinders (14) are respectively mounted on the outer ends of the plurality of mounting plates (11), the fixed ends of the plurality of third cylinders (15) are respectively mounted on the movable ends of the plurality of second cylinders (14), and the plurality of support plates (16) are respectively mounted on the movable ends of the plurality of third cylinders (15).

3. The aircraft tire multi-station parallel processing machine according to claim 1, characterized in that: The rotating mechanism (02) comprises a first bracket (21), a bearing (22), a first motor (23) and a rotating shaft (24), wherein the outer ring of the bearing (22) is mounted on the top of the first bracket (21), the output end of the first motor (23) is mounted on the inner ring of the bearing (22), and the bottom end of the rotating shaft (24) is mounted on the inner ring of the bearing (22).

4. The aircraft tire multi-station parallel processing machine according to claim 1, characterized in that: The forming mechanism (03) comprises a second bracket (31), a fourth cylinder (32), an upper forming plate (33) and a forming groove (34). The top end of the fourth cylinder (32) is mounted on the second bracket (31), the top end of the upper forming plate (33) is mounted on the bottom end of the fourth cylinder (32), and the forming groove (34) is located below the upper forming plate (33).

5. The aircraft tire multi-station parallel processing machine according to claim 1, characterized in that: The cooling mechanism (04) comprises a placement trough (41), a collection barrel (42), a spray pump (43), a spray pipe (44) and a third bracket (45). The bottom end of the placement trough (41) is provided with a drainage hole. The bottom end of the placement trough (41) is mounted on the top end of the collection barrel (42). The input end of the spray pump (43) is connected to the outer wall of the collection barrel (42). The input end of the spray pipe (44) is connected to the output end of the spray pump (43). The spray pump (43) is provided with a plurality of spray heads. The spray pipe (44) is mounted on the third bracket (45).

6. The aircraft tire multi-station parallel processing machine according to claim 1, characterized in that: The fixing mechanism (05) comprises a fourth bracket (51), a plurality of supporting columns (52), a plurality of fifth cylinders (53) and a plurality of fixing slots (54), wherein the bottom ends of the plurality of supporting columns (52) are respectively mounted on the top ends of the plurality of fourth brackets (51) and are respectively located on the left and right parts of the top ends of the fourth brackets (51), the fixed ends of the plurality of fifth cylinders (53) are respectively mounted on the upper parts of the plurality of supporting columns (52), and the plurality of fixing slots (54) are respectively mounted on the movable ends of the plurality of fifth cylinders (53).

7. The aircraft tire multi-station parallel processing machine according to claim 1, characterized in that: The grinding mechanism (06) includes a fifth bracket (61), a second motor (62), a rotating plate (63), a third motor (64), a gear (65), a rack (66), a mounting groove (67), a sixth cylinder (68), a fourth motor (69) and a grinding wheel (70). A bearing is provided at the top of the fifth bracket (61). The output end of the second motor (62) is connected to the inner ring of the top of the fifth bracket (61). The top of the rotating plate (63) is installed on the inner ring of the bearing at the top of the fifth bracket (61). The third motor (64) The gear (65) is mounted on the bottom end of the rotating plate (63), the inner ring of the gear (65) is mounted on the output end of the third motor (64), the outer ring of the gear (65) is meshed with the bottom end of the rack (66), the top end of the rack (66) is mounted in the mounting groove (67), the top end of the mounting groove (67) is mounted on the lower end surface of the rotating plate (63), the top end of the sixth cylinder (68) is mounted on the bottom end of the rack (66), the fourth motor (69) is mounted on the bottom end of the sixth cylinder (68), and the grinding wheel (70) is mounted on the output end of the fourth motor (69).

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