Spiral feeding structure for hexagonal boron nitride production

Abstract

The utility model relates to the technical field of feeding devices, in particular to a spiral feeding structure for hexagonal boron nitride production, which comprises a rotating rod, an auger blade and a placing shell, the auger blade is fixed on the outer side of the rotating rod, the lower end of the rotating rod is rotatably sleeved on the inner side of the placing shell, a support ring is arranged on the upper side of the placing shell, and a linkage ring is arranged on the inner side of the support ring. Two connecting rods are fixed to the outer side of the linkage ring, adjusting units are arranged between the supporting ring and the connecting rods, follow-up rotating units are arranged between the connecting rods and the rotating rods, four supporting plates are fixed to the lower side of the supporting ring, and the supporting plates are fixedly connected with the upper side of the containing shell. According to the feeding device, by arranging the containing shell, the supporting ring, the linkage ring, the connecting rod, the adjusting unit, the linkage part, the rotating rod and the auger blade, the angle of the rotating rod can be automatically adjusted, the feeding device can achieve different machining devices, the adjusting time is shortened, the cost is reduced, and meanwhile the applicability of the feeding device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding devices, in particular to a spiral feeding structure for producing hexagonal boron nitride. Background Art

[0002] Hexagonal boron nitride, also known as white graphite. Hexagonal boron nitride is the simplest boron-nitrogen polymer. Similar to the hexagonal carbon network in graphite, nitrogen and boron in hexagonal boron nitride also form hexagonal network layers, overlapping each other to form crystals. The crystals are similar to graphite, with diamagnetic properties and high anisotropy, and the crystal parameters of the two are also quite similar. Boron nitride is mainly used in refractory materials, semiconductor solid phase doping sources, atomic pile structural materials, neutron radiation protection packaging materials, rocket engine components, high-temperature lubricants and release agents.

[0003] Hexagonal boron nitride is usually in powder form. During the production process, a spiral feeding device is used to feed the powdered material into the processing equipment for processing.

[0004] Usually the spiral feeding device is installed according to the size of the processing equipment, etc., and it is not convenient to adjust after installation, so the spiral feeding device needs a long time to adjust or replace for different processing equipment, which wastes time and money. For this reason, we propose a spiral feeding structure for hexagonal boron nitride production to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that the spiral feeding device is usually installed according to the size of the processing equipment, etc., and it is not convenient to adjust after installation, so that the spiral feeding device needs a long time to adjust or replace when targeting different processing equipment, which wastes time and money. A spiral feeding structure for hexagonal boron nitride production is proposed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A spiral feeding structure for hexagonal boron nitride production is designed, including a rotating rod, an auger blade and a placement shell, the auger blade is fixed on the outside of the rotating rod, the lower end of the rotating rod is rotatably sleeved on the inside of the placement shell, a support ring is provided on the upper side of the placement shell, a linkage ring is provided on the inner side of the support ring, two connecting rods are fixed on the outer side of the linkage ring, an adjustment unit is provided between the support ring and the connecting rod, a follow-up rotation unit is provided between the connecting rod and the rotating rod, four support plates are fixed on the lower side of the support ring, and the support plates are fixedly connected to the upper side of the placement shell.

[0008] Preferably, a flexible protective cover is provided on the outer side of the sleeve joint between the rotating rod and the placement shell, and the flexible protective cover is installed on the outer side of the rotating rod and the inner side of the placement shell.

[0009] By adopting the above solution, the flexible protective cover protects the socket joint between the rotating rod and the placement shell, preventing impurities from entering the socket joint without affecting the adjustment of the rotating rod, making the operation of the device more stable.

[0010] Preferably, the adjusting unit comprises two A motors, a sliding ring is provided on the side of the connecting rod away from the linkage ring, the sliding ring can slide on the outside of the supporting ring, a positioning cylinder is fixed on the side of the sliding ring facing the connecting rod, a positioning shaft is rotatably provided on the inner side of the positioning cylinder, the positioning shaft and the connecting rod are fixedly connected, a driven block is fixed on the side of the sliding ring away from the positioning cylinder, a threaded hole is provided on one side of the driven block, a threaded rod is connected to the inner side of the threaded hole through threaded engagement transmission, support blocks are provided on the left and right sides of the driven block, a through hole is provided on one side of the support block, the threaded rod can rotate on the inner side of the through hole, the support plate is fixedly connected to the supporting ring, the shaft end of the A motor is fixedly connected to one end of the threaded rod, a positioning plate is installed on one side of the A motor, the positioning plate and the supporting ring are fixedly connected, and the A motor is connected to a power supply and a controller through a wire.

[0011] By adopting the above scheme, the adjusting unit allows the rotating rod to automatically adjust its angle with its sleeve joint as a fulcrum, so that the rotating rod and the auger blade can be adjusted according to actual conditions, thereby improving the applicability of the equipment.

[0012] Preferably, two reinforcing plates are fixed to one side of the positioning plate, and the reinforcing plates are fixedly connected to the supporting ring.

[0013] By adopting the above solution, the reinforcing plate improves the connection strength between the positioning plate and the supporting ring, making the positioning plate more stable.

[0014] Preferably, the follow-up rotating unit is provided with a B motor, a reinforcement tube is provided on the lower side of the linkage ring, the reinforcement tube is fixedly connected to the rotating rod, a rotating hole is provided on the upper side of the connecting rod at the front end, a connecting shaft is rotated inside the rotating hole, the connecting shaft and the reinforcement tube are connected by a gear rack meshing transmission, a linkage part is provided between the linkage ring and the rotating rod, the B motor is installed on the upper side of the connecting rod, and the shaft end of the B motor is connected to the upper side of the connecting shaft by a bevel gear meshing transmission.

[0015] By adopting the above scheme, the rotating rod and the auger blades are automatically driven to rotate, thereby realizing the function of automatic spiral feeding, improving the automation level of the equipment and improving the convenience of the device.

[0016] Preferably, the linkage part comprises a guide rod, the guide rod is rotatably connected to the upper end of the rotating rod, four positioning grooves are arranged on the outer side of the guide rod, a positioning block is slidably arranged on the inner side of the positioning groove, and the positioning block is fixedly connected to the inner side of the linkage ring.

[0017] By adopting the above solution, the follow-up rotating unit and the adjusting unit are connected together, so that the structural connection between the devices is closer and the stability of the equipment is improved.

[0018] The utility model proposes a spiral feeding structure for hexagonal boron nitride production, which has the following beneficial effects:

[0019] 1. By setting the placement shell, support ring, linkage ring, connecting rod, adjustment unit, linkage part, rotating rod and auger blade, the angle of the rotating rod can be automatically adjusted, so that the feeding device can realize different processing equipment, reduce the adjustment time, reduce the cost of use, and improve the applicability of the feeding device.

[0020] 2. By setting up a follow-up rotating unit, the ability of automatic loading is realized, and it can also cooperate with the adjustment unit to improve the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of a three-dimensional structure from the left front side of a spiral feeding structure for hexagonal boron nitride production proposed by the utility model;

[0022] Figure 2 The utility model proposed Figure 1 A partial enlarged schematic diagram of the three-dimensional structure of the middle A area;

[0023] Figure 3 The utility model proposed Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle B area;

[0024] Figure 4 The utility model proposed Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle C area;

[0025] Figure 5 The utility model discloses a schematic diagram of a three-dimensional structure of a spiral feeding structure for producing hexagonal boron nitride from the upper side.

[0026] In the figure: 1. placement shell; 2. support ring; 3. linkage ring; 4. connecting rod; 5. adjustment unit; 51. A motor; 52. sliding ring; 53. positioning cylinder; 54. positioning shaft; 55. driven block; 56. threaded rod; 57. support block; 58. positioning plate; 59. reinforcement plate; 6. follow-up rotating unit; 61. B motor; 62. reinforcement cylinder; 63. connecting shaft; 64. linkage part; 641. guide rod; 642. positioning block; 7. support plate; 8. rotating rod; 9. auger blade; 10. flexible protective cover. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the present invention will be clarified and fully described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0028] Reference Figure 1-5 A spiral feeding structure for hexagonal boron nitride production includes a rotating rod 8, an auger blade 9 and a placement shell 1. The auger blade 9 is fixed on the outside of the rotating rod 8. The rotating rod 8 rotates with the auger blade 9, so that the auger blade 9 drives the material from bottom to top to realize the feeding function. The lower end of the rotating rod 8 is rotatably sleeved on the inner side of the placement shell 1. A flexible protective cover 10 is provided on the outside of the sleeve joint between the rotating rod 8 and the placement shell 1. The flexible protective cover 10 is installed on the outside of the rotating rod 8 and the inside of the placement shell 1. The flexible protective cover 10 protects the sleeve joint between the rotating rod 8 and the placement shell 1, and prevents impurities from entering the sleeve joint without affecting the adjustment of the rotating rod 8, so that the operation of the device is more stable.

[0029] A support ring 2 is provided on the upper side of the placement shell 1, a linkage ring 3 is provided inside the support ring 2, two connecting rods 4 are fixed on the outer side of the linkage ring 3, four support plates 7 are fixed on the lower side of the support ring 2, and the support plates 7 are fixedly connected to the upper side of the placement shell 1.

[0030] An adjustment unit 5 is provided between the support ring 2 and the connecting rod 4. The adjustment unit 5 includes two A motors 51. A sliding ring 52 is provided on the side of the connecting rod 4 away from the linkage ring 3. The sliding ring 52 can slide on the outside of the support ring 2. A positioning cylinder 53 is fixed on the side of the sliding ring 52 facing the connecting rod 4. A positioning shaft 54 ​​is rotatably provided on the inner side of the positioning cylinder 53. The positioning shaft 54 ​​is fixedly connected to the connecting rod 4. A driven block 55 is fixed on the side of the sliding ring 52 away from the positioning cylinder 53. A threaded hole is provided on one side of the driven block 55. A threaded rod 56 is connected to the inner side of the threaded hole through threaded engagement transmission. Support blocks 57 are provided on the left and right sides of the driven block 55. A through hole is provided on one side of the support block 57. The threaded rod 56 can rotate on the inner side of the through hole. The support plate 7 is fixedly connected to the support ring 2. The shaft end of the A motor 51 is fixedly connected to one end of the threaded rod 56. A positioning plate 58 is installed on one side of the A motor 51. The positioning plate 58 is connected to the support ring 2 The two guide wheels 54 are fixedly connected to each other, and two reinforcing plates 59 are fixedly connected to each other on one side of the positioning plate 58. The reinforcing plate 59 is fixedly connected to the support ring 2. The A motor 51 is connected to the power supply and the controller through a wire. The A motor 51 rotates on the support block 57 with the threaded rod 56. As the threaded rod 56 rotates, the driven block 55 moves left and right on the threaded rod 56. The driven block 55 moves with the connecting rod 4 through the sliding ring 52, the positioning cylinder 53 and the positioning shaft 54, so that the linkage ring 3 moves with the connecting rod 4. In conjunction with the follow-up rotating unit 6 described below, the rotating rod 8 can use its sleeve as a fulcrum to automatically adjust the angle of the rotating rod 8 from time to time, and under the action of the positioning cylinder 53 and the positioning shaft 54, the connecting rod 4 rotates itself as the angle is adjusted to avoid interference, so that the rotating rod 8 and the auger blade 9 can adjust the angle according to actual conditions, thereby improving the applicability of the equipment.

[0031] A follow-up rotating unit 6 is provided between the connecting rod 4 and the rotating rod 8, and the follow-up rotating unit 6 is provided with a B motor 61. A reinforcing cylinder 62 is provided on the lower side of the linkage ring 3, and the reinforcing cylinder 62 is fixedly connected to the rotating rod 8. A rotating hole is provided on the upper side of the front connecting rod 4, and a connecting shaft 63 is rotated inside the rotating hole. The connecting shaft 63 and the reinforcing cylinder 62 are connected by a gear rack meshing transmission. The B motor 61 is installed on the upper side of the connecting rod 4, and the shaft end of the B motor 61 is connected to the upper side of the connecting shaft 63 by a bevel gear meshing transmission. The B motor 61 drives the connecting shaft 63 to rotate in the rotating hole through the meshing gear, and the connecting shaft 63 will rotate with the reinforcing cylinder 62 through the gear rack, and the reinforcing cylinder 62 drives the rotating rod 8 to rotate. The rotating rod 8 rotates with the following linkage part 64 and the linkage ring 3, the connecting rod 4 and the rotating rod 8 sleeve as the fulcrums at both ends, and the rotating rod 8 can rotate automatically, so that the equipment can automatically load materials, which improves the automation level of the equipment and the convenience of the device.

[0032] A linkage part 64 is provided between the linkage ring 3 and the rotating rod 8. The linkage part 64 includes a guide rod 641. The guide rod 641 is rotatably connected to the upper end of the rotating rod 8. Four positioning grooves are provided on the outer side of the guide rod 641. A positioning block 642 is slidably provided on the inner side of the positioning groove. The positioning block 642 is fixedly connected to the inner side of the linkage ring 3. The positioning block 642 guides and limits the movement of the linkage ring 3, making the movement of the linkage ring 3 more stable. When the adjusting unit 5 is adjusted, the rotating rod 8 will tilt, and the linkage ring 3 will move on the guide rod 641. At the same time, the guide rod 641 cooperates with the linkage ring 3, the adjusting unit 5, and the connecting rod 4 to support one end of the rotating rod 8, making the rotation of the rotating rod 8 more stable, so that the follow-up rotating unit 6 and the adjusting unit 5 are connected together, so that the structural connection between the devices is closer, and the stability of the equipment is improved.

[0033] How it works:

[0034] The position of the linkage ring 3 is adjusted by the adjustment unit 5. At this time, the linkage ring 3 is adjusted in angle with the rotating rod 8 through the follow-up rotating unit 6, and then rotated with the rotating rod 8 through the follow-up rotating unit 6, and the automatic feeding function is realized in cooperation with the auger blade 9.

Claims

1. A spiral feeding structure for hexagonal boron nitride production, comprising a rotating rod (8), an auger blade (9) and a placement shell (1), wherein the auger blade (9) is fixed to the outside of the rotating rod (8), and the lower end of the rotating rod (8) is rotatably sleeved on the inside of the placement shell (1), characterized in that: A support ring (2) is provided on the upper side of the placement shell (1), a linkage ring (3) is provided on the inner side of the support ring (2), two connecting rods (4) are fixed on the outer side of the linkage ring (3), an adjustment unit (5) is provided between the support ring (2) and the connecting rod (4), a follow-up rotation unit (6) is provided between the connecting rod (4) and the rotating rod (8), and four support plates (7) are fixed on the lower side of the support ring (2), and the support plates (7) are fixedly connected to the upper side of the placement shell (1).

2. The spiral feeding structure for hexagonal boron nitride production according to claim 1, characterized in that: A flexible protective cover (10) is provided on the outside of the sleeve joint between the rotating rod (8) and the placement shell (1), and the flexible protective cover (10) is installed on the outside of the rotating rod (8) and the inside of the placement shell (1).

3. The spiral feeding structure for hexagonal boron nitride production according to claim 1, characterized in that: The adjustment unit (5) comprises two A motors (51); a sliding ring (52) is provided on the side of the connecting rod (4) away from the linkage ring (3); the sliding ring (52) can slide on the outside of the support ring (2); a positioning cylinder (53) is fixed on the side of the sliding ring (52) facing the connecting rod (4); a positioning shaft (54) is rotatably provided inside the positioning cylinder (53); the positioning shaft (54) is fixedly connected to the connecting rod (4); a driven block (55) is fixed on the side of the sliding ring (52) away from the positioning cylinder (53); a threaded hole is provided on one side of the driven block (55); A threaded rod (56) is connected to the inner side of the threaded hole through threaded engagement transmission. Support blocks (57) are provided on both sides of the driven block (55). A through hole is provided on one side of the support block (57). The threaded rod (56) can rotate inside the through hole. The support plate (7) is fixedly connected to the support ring (2). The shaft end of the A motor (51) is fixedly connected to one end of the threaded rod (56). A positioning plate (58) is installed on one side of the A motor (51). The positioning plate (58) is fixedly connected to the support ring (2). The A motor (51) is connected to a power supply and a controller through a wire.

4. The spiral feeding structure for hexagonal boron nitride production according to claim 3, characterized in that: Two reinforcing plates (59) are fixed to one side of the positioning plate (58), and the reinforcing plates (59) are fixedly connected to the supporting ring (2).

5. The spiral feeding structure for hexagonal boron nitride production according to claim 1, characterized in that: The follow-up rotating unit (6) is provided with a B motor (61), a reinforcing tube (62) is provided at the lower side of the linkage ring (3), the reinforcing tube (62) is fixedly connected to the rotating rod (8), a rotating hole is provided at the upper side of the front end connecting rod (4), a connecting shaft (63) is rotatably arranged inside the rotating hole, the connecting shaft (63) and the reinforcing tube (62) are connected via a gear rack meshing transmission, a linkage part (64) is provided between the linkage ring (3) and the rotating rod (8), the B motor (61) is mounted on the upper side of the connecting rod (4), and the shaft end of the B motor (61) is connected to the upper side of the connecting shaft (63) via a bevel gear meshing transmission.

6. The spiral feeding structure for hexagonal boron nitride production according to claim 5, characterized in that: The linkage part (64) comprises a guide rod (641) which is rotatably connected to the upper end of the rotating rod (8). Four positioning grooves are arranged on the outer side of the guide rod (641). A positioning block (642) is slidably arranged on the inner side of the positioning groove. The positioning block (642) is fixedly connected to the inner side of the linkage ring (3).

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