CN117464522B - Polishing assembly and cold-resistant polishing system - Google Patents
Polishing assembly and cold-resistant polishing system Download PDFInfo
- Publication number
- CN117464522B CN117464522B CN202311766347.2A CN202311766347A CN117464522B CN 117464522 B CN117464522 B CN 117464522B CN 202311766347 A CN202311766347 A CN 202311766347A CN 117464522 B CN117464522 B CN 117464522B
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- polishing
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- wall
- crucible
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- 238000005498 polishing Methods 0.000 title claims abstract description 158
- 238000001125 extrusion Methods 0.000 claims description 50
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000010453 quartz Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000007517 polishing process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to the technical field of crucible polishing, in particular to a polishing assembly and a cold-resistant polishing system; the crucible polishing device comprises a transfer unit for transferring a crucible and an inner wall polishing unit which is arranged on the transfer unit and used for polishing the inner wall of the crucible, wherein a clamping and supporting unit is arranged at the bottom of the transfer unit and is positioned at the lower side of the inner wall polishing unit, and the crucible is clamped and fixed when polished; the utility model solves the technical problem of how to polish batch crucibles transferred by a production line.
Description
Technical Field
The utility model relates to the technical field of crucible polishing, in particular to a polishing assembly and a cold-resistant polishing system.
Background
The quartz crucible has the advantages of high purity, strong temperature resistance, good heat preservation, energy conservation, stable quality and the like; after the quartz crucible is produced, spraying operation is required to be carried out on the inner wall and the outer wall of the crucible; in the prior art, the inner wall and the outer wall of the quartz crucible are polished and pretreated, and then are subjected to spraying operation.
The utility model patent of publication No. CN208681190U discloses a quartz crucible polishing device; the crucible is clamped by the clamping mechanism, and then polished by the polishing device; meanwhile, the crucible is manually rotated after one side of the crucible is polished, the other side of the crucible is polished, and the crucible is polished in all directions; the equipment only can polish individual crucibles, and cannot polish batch crucibles in a production line.
The problems with the prior art are therefore: how to polish crucibles in a pipeline transfer batch.
Disclosure of Invention
The utility model provides a polishing assembly and a cold-resistant polishing system, which at least solve the technical problem of how to polish batch crucibles transferred by a production line.
The technical scheme adopted by the utility model is as follows: the utility model provides a subassembly of polishing, is including the transfer unit that is used for transferring the crucible, and locate the inner wall unit of polishing that is used for polishing to the crucible inner wall on the transfer unit, transfer unit bottom is equipped with the centre gripping supporting element, and the centre gripping supporting element is located the downside of inner wall unit of polishing for when polishing the crucible, carry out the centre gripping fixedly to the crucible.
Further, the transfer unit comprises supporting legs and a roller way frame arranged on the supporting legs, the roller way is in running fit on the roller way frame, one end of the roller way extends out of the roller way frame to be respectively fixed with the first gear and the second gear, and the first gears and the second gears of two adjacent roller ways are in transmission connection at intervals through chains; a first roller way motor is arranged between the supporting legs through a motor frame, and a driving gear is arranged on a motor shaft of the first roller way motor; the driving gear is meshed with the chain; the roller way frame at the corresponding position of the inner wall polishing unit is in running fit with small roller ways, a channel is formed between the small roller ways at the two sides of the small roller ways, and the distance between the channels is smaller than the diameter of the crucible; the support leg at the lower side of the channel is provided with a fixed transverse plate, and the clamping support unit is fixed on the fixed transverse plate; the end part of the small roller way extends out of the roller way frame and is connected with a third gear and a fourth gear through keys; the third gears and the fourth gears of the adjacent two small roller tables are in transmission connection at intervals through chains; the third gear of the small end roller way is in transmission connection with the first gear at the end of the roller way through a chain; and a second roller way motor drives the small roller way to synchronously rotate on the roller way frame on the non-same side with the first gear.
Further, the inner wall polishing unit comprises lifting assemblies which are oppositely arranged at two sides of the roller frame, and polishing assemblies which are arranged on the lifting assemblies; the polishing assembly comprises a beam plate, and a push head of the jacking cylinder is fixed with the end part of the beam plate; the middle position of the beam plate is provided with a polishing motor, and a motor shaft of the polishing motor downwards penetrates out of the beam plate to be fixed with the inner wall polishing structure.
Further, the inner wall polishing structure comprises an upper rotating plate and a lower rotating plate; the upper rotating plate and the lower rotating plate are fixed through a rotating shaft; the rotating shaft extends upwards to form an upper rotating plate which is fixed with a motor shaft of the polishing motor; a supporting ring is in running fit between the upper rotating plate and the lower rotating plate; the upper side and the lower side of the supporting ring are provided with caulking grooves, the lower side of the upper rotating plate and the upper side of the lower rotating plate are provided with clamping rings, and the clamping rings are in running fit in the caulking grooves; the upper end and the lower end of the support ring are provided with linkage grooves, and the linkage blocks are in sliding fit in the linkage grooves; the inner side of the linkage block is vertically provided with a linkage clamping shaft, the upper rotating plate and the lower rotating plate are respectively provided with an arc-shaped linkage slideway, and the linkage clamping shafts are respectively in sliding fit with the linkage slideway; the outer sides of the upper and lower opposite linkage blocks are fixed with the polishing base plates, wherein the outer sides of the two polishing base plates are provided with coarse polishing layers, and the outer sides of the other two opposite polishing base plates are provided with fine polishing layers.
Further, the inside of polishing base plate is equipped with the extrusion axle, and the throat groove has been seted up to the tip of linkage piece, and extrusion axle sliding fit is in the throat inslot, is equipped with compression spring between extrusion axle and the throat groove.
Further, the clamping and supporting unit comprises a supporting seat and a rotating seat which is in rotating fit with the supporting seat; two upper supporting air cylinders are vertically arranged on the lower side of the fixed transverse plate, and push heads of the two upper supporting air cylinders upwards penetrate out of the fixed transverse plate to be fixed with the lower side of the supporting seat; two square driving grooves are oppositely arranged on the lower side of the supporting seat, and a return sliding shaft is arranged in each driving groove; the support seat is provided with a driven clamping frame in a sliding manner, and the driven clamping frame is arranged between gaps of the small roller tables; the upper side of the driven clamping frame is provided with a clamping arc plate, and the lower end of the driven clamping frame extends into the driving groove and is fixed with the transverse rib plate; the middle of the transverse rib plate is in sliding fit with the return sliding shaft, and the return sliding shaft is penetrated with a return spring; the cylinder plate is fixed with the supporting seat through cylinder frames at two sides, a guide sliding shaft is arranged between the cylinder plate and the supporting seat relatively, the lower side of the active clamping frame is in sliding fit on the guide sliding shaft, and the upper side of the active clamping frame is provided with a clamping arc plate; the upper side of the air cylinder plate is provided with a clamping air cylinder, the lower side of the air cylinder plate is provided with a guide wheel groove, and the guide wheel is in rotary fit with the guide wheel groove; a linkage pulling plate is arranged between the active clamping frames, and a push head of the clamping cylinder penetrates out of the cylinder plate to be connected with the linkage pulling plate; a rope groove is formed in the supporting seat and is communicated with the driving groove and the outer side of the supporting seat; the transverse rib plate is fixed with one end of the rope, and the other end of the rope passes through the rope groove and bypasses the guide wheel to be fixed with the linkage pulling plate.
Further, two linkage pull shafts are oppositely arranged on the linkage pull plate, a rope traction plate is slidably matched on the linkage pull shafts, a buffer spring is penetrated on the linkage pull shafts, and the rope is connected with the linkage pull plate through the rope traction plate.
A second aspect of the present utility model provides a cold-resistant polishing system, including the polishing assembly of the above embodiment, and further including an outer wall polishing unit; the outer wall polishing unit is used for polishing the outer wall of the crucible.
Further, the outer wall polishing unit comprises a mechanical arm, an outer wall connecting plate is arranged at the executing end of the mechanical arm, an outer wall polishing motor is arranged at the end part of the outer wall connecting plate, a motor shaft of the outer wall polishing motor downwards penetrates out of the outer wall connecting plate to be fixed with an outer wall polishing plate, and a heat tracing belt is wound on the mechanical arm.
Further, the lower side of the supporting ring is provided with a mounting lug, the extruding ring is in sliding fit on the mounting lug through an extruding sliding shaft, and a first spring penetrates through the extruding sliding shaft between the extruding ring and the mounting lug; an active extrusion block with a trapezoid cross section is arranged on the upper side of the extrusion sliding shaft; the upper side of the mounting lug is provided with an extrusion cavity with a square cavity structure, a first channel which is penetrated up and down is arranged on the extrusion cavity, and the active extrusion block is in sliding fit in the first channel; the side wall of the extrusion cavity is provided with a second channel with a circular section, and the transverse sliding shaft is in sliding fit in the second channel; the inner side of the transverse sliding shaft is provided with a driven extrusion block with a trapezoid cross section for fixing, the inclined surface of the driven extrusion block is contacted with the inclined surface of the driving extrusion block, and the transverse sliding shaft is penetrated with a second spring; the outer side of the driven extrusion block is provided with a fixed head, and the outer side of the fixed head is of an arc-shaped structure and is matched with the inner part of the crucible.
The beneficial effects achieved by the utility model are as follows: a plurality of crucibles are arranged on the roller tables in parallel and opened upwards, and a first roller table motor rotates to drive all the roller tables to synchronously rotate, and simultaneously drives a small roller table on one side to synchronously rotate; the second roller way motor rotates to drive the small roller way on the other side to synchronously rotate; the crucible is transferred to move on the transfer unit, and when the crucible moves to the upper side of the clamping and supporting unit; the clamping and supporting unit clamps and fixes the crucible; the jacking cylinder contracts to drive the inner wall polishing structure to descend and extend to the inner cavity of the crucible; the polishing motor reversely rotates to drive the upper rotating plate and the lower rotating plate to synchronously reversely rotate, and the linkage clamps on the left and right side linkage blocks axially move outwards, so that the left and right side linkage blocks are pushed to move outwards relative to the linkage slide ways, and the rough polishing layer is contacted with the inner wall of the crucible to carry out rough polishing; after rough polishing for a period of time, the polishing motor rotates forward to drive the upper rotating plate and the lower rotating plate to rotate forward synchronously, and the linkage blocks on the other two sides move outwards relative to the linkage slideway, so that the fine grinding polishing layer contacts with the inner wall of the crucible to carry out fine polishing; one side operation can be carried out rough polishing and fine polishing, and polishing arc plates with different roughness do not need to be replaced in the polishing process.
Drawings
Fig. 1 is a schematic view of the construction of a sanding assembly of the present utility model.
Fig. 2 is a schematic diagram of the connection of the first gear and the second gear according to the present utility model.
Figure 3 is a schematic view of the small roller way structure of the utility model.
Fig. 4 is a schematic diagram of the third gear and the fourth gear according to the present utility model.
Fig. 5 is a schematic view of the structure of the inner wall polishing unit of the present utility model.
FIG. 6 is a schematic cross-sectional view of a support ring of the present utility model.
Fig. 7 is a schematic view of an explosive structure of the inner wall grinding structure of the present utility model.
Fig. 8 is a schematic diagram of the motion of the linkage block according to the present utility model.
Fig. 9 is a second schematic diagram of the motion of the linkage block according to the present utility model.
Fig. 10 is a schematic cross-sectional view of a linkage block according to the present utility model.
Fig. 11 is a schematic view of the position of the clamping and supporting unit of the present utility model.
Fig. 12 is a schematic view of the structure of the clamping and supporting unit of the present utility model.
Fig. 13 is a schematic view of the bottom structure of the support base of the present utility model.
Fig. 14 is a schematic view of the rope groove structure of the present utility model.
Fig. 15 is a schematic view of the rope hitch plate of the present utility model.
Fig. 16 is a schematic diagram of the rope hitch of the present utility model.
Fig. 17 is a schematic structural view of a cold-resistant polishing system according to the present utility model.
Fig. 18 is a schematic view of the structure of the squeeze ring of the present utility model.
Fig. 19 is a schematic cross-sectional view of the extrusion chamber of the present utility model.
In the figure, 1, supporting legs; 2. a roller bed frame; 3. a roller way; 4. a first gear; 5. a second gear; 6. a chain; 7. a first roller motor; 8. a drive gear; 9. a small roller way; 10. fixing the transverse plate; 11. a third gear; 12. a fourth gear; 13. a second roller motor; 14. jacking the air cylinder frame; 15. jacking the air cylinder; 16. a cross beam plate; 17. polishing a motor; 18. an upper rotating plate; 19. a lower rotating plate; 20. a rotating shaft; 21. a support ring; 22. a caulking groove; 23. a clasp; 24. a linkage groove; 25. a linkage block; 26. a linkage clamping shaft; 27. a linkage slideway; 28. polishing the substrate; 29. coarsely grinding the polishing layer; 30. finely grinding the polishing layer; 31. an extrusion shaft; 32. a necking groove; 33. a compression spring; 34. a support base; 35. a rotating seat; 36. a pop-up cylinder; 37. a driving groove; 38. a return sliding shaft; 39. a driven clamping frame; 40. clamping the arc plate; 41. a transverse rib plate; 42. a return spring; 43. a cylinder plate; 44. a cylinder frame; 45. a guide slide shaft; 46. an active clamping frame; 47. a clamping cylinder; 48. a guide wheel groove; 49. a guide wheel; 50. linkage pulling plates; 51. rope grooves; 52. a rope; 53. linkage pull shaft; 54. a rope pulling plate; 55. a buffer spring; 56. a mechanical arm; 57. an outer wall connecting plate; 58. an outer wall polishing motor; 59. polishing the outer wall of the grinding disc; 60. a mounting ear; 61. a pressing ring; 62. extruding a sliding shaft; 63. actively extruding a block; 64. a first spring; 65. an extrusion chamber; 66. a first channel; 67. a second channel; 68. a transverse slide shaft; 69. a driven extrusion block; 70. a fixed head; 71. and a second spring.
Detailed Description
In order to facilitate understanding of the utility model by those skilled in the art, a specific embodiment of the utility model is described below with reference to the accompanying drawings.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements; the specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1, the utility model provides a polishing assembly, which comprises a transfer unit for transferring a crucible and an inner wall polishing unit arranged on the transfer unit and used for polishing the inner wall of the crucible, wherein a clamping and supporting unit is arranged at the bottom of the transfer unit and positioned at the lower side of the inner wall polishing unit, and the crucible is clamped and fixed when being polished; the transmission unit comprises a supporting leg 1 and a roller way frame 2 arranged on the supporting leg 1, wherein the roller way 3 is in running fit on the roller way frame 2, one end of the roller way 3 extends out of the roller way frame 2 to be respectively fixed with a first gear 4 and a second gear 5, and the first gears 4 of two adjacent roller ways 3 are in transmission connection at intervals through a chain 6 (for example, the first roller way 3 and the second roller way 3, and the third roller way 3 and the fourth roller way 3 are respectively in transmission connection through the chain 6); adjacent roller tables 3 which are not connected through a chain 6 are in transmission connection with each other through the chain 6 between the second gears 5 (for example, the second roller tables 3 are in transmission connection with the third roller table 3, the fourth roller table 3 is in transmission connection with the fifth roller table 3 through the chain 6 respectively); as shown in fig. 2, a first roller way motor 7 is arranged between the supporting legs 1 through a motor frame, and a driving gear 8 is arranged on a motor shaft of the first roller way motor 7; the driving gear 8 is meshed with one chain 6 positioned at the middle position; as shown in fig. 3-4, small roller ways 9 are rotatably matched on the roller way frame 2 at the corresponding position of the inner wall polishing unit, a channel is formed between the small roller ways 9 of the small roller ways 9 at the two sides, and the space between the channels is smaller than the diameter of the crucible; the support leg 1 at the lower side of the channel is provided with a fixed transverse plate 10, and the clamping and supporting unit is fixed on the fixed transverse plate 10; the end part of the small roller way 9 extends out of the roller way frame 2 and is connected with a third gear 11 and a fourth gear 12 in a key way; the third gears 11 of two adjacent small roller ways 9 are in transmission connection at intervals through a chain 6; adjacent small roller ways 9 which are not connected through the chain 6 are in transmission connection through the chain 6 between the fourth gears 12; the third gear 11 of the small end roller way 9 is in transmission connection with the first gear 4 at the end of the roller way 3 through a chain 6; a second roller way motor 13 is arranged on the roller way frame 2 which is not on the same side as the first gear 4 through a motor bracket; a motor shaft of the second roller way motor 13 is connected with the small roller way 9 at the end part, and the second roller way motor 13 rotates to drive the small roller way 9 to synchronously rotate; the rotation speeds of the first roller way motor 7 and the second roller way motor 13 are the same.
When the crucible is used, a plurality of crucibles are arranged on the roller tables 3 in parallel and opened upwards, the first roller table motor 7 rotates to drive all the roller tables 3 to synchronously rotate, and simultaneously, the small roller tables 9 on one side are driven to synchronously rotate; the second roller way motor 13 rotates to drive the small roller way 9 on the other side to synchronously rotate; the crucible is transferred to move on the transfer unit, and when the crucible moves to the upper side of the clamping and supporting unit; the clamping and supporting unit clamps and fixes the crucible; the inner wall polishing unit polishes the inner wall of the crucible.
As shown in fig. 3 and 5, the inner wall polishing unit comprises lifting components oppositely arranged at two sides of the roller frame 2 and polishing components arranged on the lifting components; the lifting assembly comprises an L-shaped lifting cylinder frame 14, the lifting cylinder frames 14 are oppositely arranged on two sides of the roller way frame 2, and the lifting cylinder 15 is vertically arranged on the lifting cylinder frames 14; the polishing assembly comprises a beam plate 16, and a push head of the jacking cylinder 15 is fixed with the end part of the beam plate 16; a polishing motor 17 is arranged in the middle of the beam plate 16, and a motor shaft of the polishing motor 17 penetrates out of the beam plate 16 downwards to be fixed with the inner wall polishing structure; the crucible is moved to the upper side of the clamping and supporting unit by the transfer unit; the clamping and supporting unit clamps and fixes the crucible; the jacking cylinder 15 contracts to drive the inner wall polishing structure to descend and extend to the inner cavity of the crucible, and the polishing motor 17 rotates to drive the inner wall polishing structure to rotate to polish the inner wall of the crucible.
The inner wall polishing structure can be a polishing arc plate with a U-shaped structure, the polishing arc plate is clamped in the inner cavity of the crucible, and the inner cavity wall of the crucible is polished; in the actual production process, rough grinding is needed to be performed first and then fine grinding is needed to be performed; therefore, after the machine is stopped in the polishing process, polishing arc plates with different roughness are replaced; to solve this problem; as shown in fig. 6 to 7, the inner wall grinding structure includes an upper rotating plate 18 and a lower rotating plate 19; the upper rotating plate 18 and the lower rotating plate 19 are fixed through a rotating shaft 20, and the upper rotating plate 18, the lower rotating plate 19 and the rotating shaft 20 can not rotate relatively; the rotating shaft 20 extends upwards to form an upper rotating plate 18 which is fixed with a motor shaft of the polishing motor 17 through a coupler; a supporting ring 21 is in running fit between the upper rotating plate 18 and the lower rotating plate 19; the upper side and the lower side of the support ring 21 are provided with caulking grooves 22, the lower side of the upper rotating plate 18 and the upper side of the lower rotating plate 19 are provided with clamping rings 23, and the clamping rings 23 are in running fit in the caulking grooves 22 to axially limit the support ring 21; eight linkage grooves 24 (four on the upper and lower sides) are formed in the upper and lower ends of the support ring 21, and the linkage blocks 25 are in sliding fit in the linkage grooves 24; the inner side of the linkage block 25 is vertically provided with a linkage clamping shaft 26, four arc-shaped linkage slide ways 27 are respectively arranged on the upper rotating plate 18 and the lower rotating plate 19, wherein two opposite linkage slide ways 27 extend outwards from the axis, the other two opposite linkage slide ways 27 extend inwards from the axis, and the linkage clamping shafts 26 are respectively in sliding fit in the linkage slide ways 27; the outer sides of the upper and lower opposite linkage blocks 25 are fixed with polishing base plates 28, the outer sides of the left and right polishing base plates 28 are provided with coarse polishing layers 29, and the outer sides of the other two opposite polishing base plates 28 are provided with fine polishing layers 30.
The use principle of the inner wall polishing structure is as follows: the clamping and supporting unit clamps and fixes the crucible; the jacking cylinder 15 contracts to drive the inner wall polishing structure to descend and extend to the inner cavity of the crucible; as shown in fig. 8-9, the polishing motor 17 rotates reversely to drive the upper rotating plate 18 and the lower rotating plate 19 to rotate reversely synchronously, and the linkage clamping shafts 26 on the left and right linkage blocks 25 move outwards, so that the left and right linkage blocks 25 are pushed to move outwards relative to the linkage slide ways 27, and the rough polishing layer 29 is contacted with the inner wall of the crucible to perform rough polishing; after rough polishing for a period of time, the polishing motor 17 rotates forward to drive the upper rotating plate 18 and the lower rotating plate 19 to rotate forward synchronously, and the linkage blocks 25 on the other two sides move outwards relative to the linkage slide way 27, so that the fine grinding polishing layer 30 contacts with the inner wall of the crucible to carry out fine polishing.
The inner wall polishing structure is contacted with the inner wall of the crucible for polishing, the requirement on system assembly is higher, the condition that the crucible is damaged due to the fact that the inner wall polishing structure is not contacted with the inner wall of the crucible or is in rigid contact is easy to occur, and the problem is solved; as shown in fig. 10, an extrusion shaft 31 is arranged on the inner side of the polishing substrate 28, a necking groove 32 is formed at the end part of the linkage block 25, the extrusion shaft 31 is in sliding fit in the necking groove 32 (the extrusion shaft 31 is provided with an anti-drop structure), and a compression spring 33 is arranged between the extrusion shaft 31 and the necking groove 32; compression springs 33 are used to bring either the rough grinding stones 29 or the fine grinding stones 30 into flexible contact with the crucible.
As shown in fig. 11-12, the clamping support unit includes a support seat 34 and a rotating seat 35 rotatably fitted on the support seat 34; the support leg 1 is provided with a fixed transverse plate 10, the lower side of the fixed transverse plate 10 is vertically provided with two jacking air cylinders 36, and push heads of the two jacking air cylinders 36 penetrate upwards out of the fixed transverse plate 10 to be fixed with the lower side of the supporting seat 34; the upper supporting cylinder 36 is used for driving the supporting seat 34 to lift and separate the crucible from the roller way 3; as shown in fig. 12-13, two square driving grooves 37 are oppositely arranged on the lower side of the supporting seat 34, and a return sliding shaft 38 is arranged in the driving groove 37; the support seat 34 is provided with a driven clamping frame 39 in a sliding manner in a direction parallel to the roller way 3, and the driven clamping frame 39 is of an L-shaped structure and is arranged between gaps of the small roller way 9; a clamping arc plate 40 (the inner side of the clamping arc plate 40 is provided with anti-skid rubber) is arranged on the upper side of the driven clamping frame 39, and the lower end of the driven clamping frame 39 extends into the driving groove 37 to be fixed with the transverse rib plate 41; the middle of the transverse rib plate 41 is in sliding fit with the return sliding shaft 38, and the return sliding shaft 38 is penetrated with a return spring 42; as shown in fig. 12, the cylinder plate 43 is fixed with the supporting seat 34 through cylinder frames 44 on both sides, a guiding sliding shaft 45 is arranged between the cylinder plate 43 and the supporting seat 34 relatively, the lower side of the driving clamping frame 46 is in sliding fit with the guiding sliding shaft 45, and the upper side of the driving clamping frame 46 is provided with a clamping arc plate 40; the direction of the active clamping frame 46 is the same as the rolling direction of the roller way 3; the upper side of the air cylinder plate 43 is provided with a clamping air cylinder 47, the lower side of the air cylinder plate 43 is provided with a guide wheel groove 48, and the guide wheel 49 is in rotary fit with the guide wheel groove 48; a linkage pulling plate 50 is arranged between the active clamping frames 46, and a push head of the clamping air cylinder 47 penetrates out of the air cylinder plate 43 to be connected with the linkage pulling plate 50; as shown in fig. 14, the supporting seat 34 is provided with a rope groove 51, and the rope groove 51 is communicated with the driving groove 37 and the outer side of the supporting seat 34; the transverse rib plate 41 is fixed with one end of a rope 52, the other end of the rope 52 passes through a rope groove 51, and bypasses the guide wheel 49 to be fixed with the linkage pulling plate 50, and the rope 52 adopts a steel wire rope.
When the crucible is used, the crucible is moved to the upper side of the clamping and supporting unit by the transfer unit, the upper supporting cylinder 36 stretches, the rotating seat 35 contacts with the bottom of the crucible, and the crucible is supported and separated from the roller way 3; the clamping cylinder 47 is extended, the driving clamping frame 46 moves to one side of the crucible, the linkage pulling plate 50 pulls the rope 52, the rope 52 pulls the driven clamping frame 39 to move to one side of the crucible, and after the crucible is clamped by the four clamping arc plates 40, the inner wall polishing unit polishes the inner wall of the crucible; through setting up special structure centre gripping supporting element, realized that roll table 3 carries out the transmission in-process, to the upper bracket of crucible and centre gripping fixed.
When the active clamping frame 46 and the driven clamping frame 39 clamp the crucible, the four clamping arc plates 40 are required to be ensured to clamp the crucible synchronously, the rope 52 is loosened after long-time use, and the rope groove 51 is worn, so that the four clamping arc plates 40 cannot clamp the crucible synchronously; in order to solve this problem, as shown in fig. 15-16, two linkage pull shafts 53 are relatively arranged on the linkage pull plate 50 (the end parts of the linkage pull shafts 53 are provided with anti-falling structures), a rope traction plate 54 is slidably matched on the upper part of the linkage pull shafts 53, a buffer spring 55 is penetrated on the linkage pull shafts 53, and the rope 52 is connected with the linkage pull plate 50 through the rope traction plate 54; when the crucible clamping device is used, the clamping cylinder 47 stretches, the driving clamping frame 46 moves to one side of the crucible, and meanwhile, the linkage pulling plate 50 pulls the rope 52, and the rope 52 pulls the driven clamping frame 39 to move to one side of the crucible; the clamping arc plates 40 on the two driven clamping frames 39 are firstly contacted with the crucible, the lateral position of the crucible is finely adjusted and then clamped, the clamping cylinder 47 continues to stretch, the linkage pulling plate 50 pushes the driving clamping frame 46 to clamp the other two sides of the crucible, the linkage pulling shaft 53 slides relative to the rope pulling plate 54, and the buffer spring 55 is compressed and extruded; the device solves the problem of internal errors of the system after long-term use and increases the reliability of the system by the sectional clamping mode of the driven clamping frame 39 and the driving clamping frame 46.
As shown in fig. 17, a second aspect of the present utility model provides a cold-resistant polishing system, which comprises the polishing assembly of the above embodiment, and further comprises an outer wall polishing unit, wherein the outer wall polishing unit is used for polishing an outer wall of a crucible, the outer wall polishing unit comprises a mechanical arm 56, an execution end of the mechanical arm 56 is provided with an outer wall connecting plate 57, an end part of the outer wall connecting plate 57 is provided with an outer wall polishing motor 58, and a motor shaft of the outer wall polishing motor 58 penetrates out of the outer wall connecting plate 57 downwards to be fixed with an outer wall polishing disc 59; the arm 56 is wrapped with a heat tracing band for freezing prevention.
The crucible is of a cylindrical structure, and when the outer wall of the crucible is polished, the outer wall polishing disc 59 is required to be kept tangential to the outer wall of the crucible, and the outer wall polishing disc 59 is fed to the axis direction of the crucible; in order to ensure uniform polishing, the crucible is generally required to rotate; polishing the outer wall of the crucible in a circle; therefore, the crucible needs to be driven to rotate when the outer wall is polished, as shown in fig. 18-19, a mounting lug 60 is arranged on the lower side of the supporting ring 21, a squeezing ring 61 is in sliding fit on the mounting lug 60 through a squeezing sliding shaft 62, and a first spring 64 penetrates through the squeezing sliding shaft 62 between the squeezing ring 61 and the mounting lug 60; an active extrusion block 63 with a trapezoid cross section is arranged on the upper side of the extrusion sliding shaft 62; the upper side of the mounting lug 60 is provided with an extrusion cavity 65 with a square cavity structure, the extrusion cavity 65 is provided with a first channel 66 which is penetrated up and down, and the active extrusion block 63 is in sliding fit in the first channel 66; the side wall of the extrusion cavity 65 is provided with a second channel 67 with a circular section, and a transverse sliding shaft 68 is in sliding fit in the second channel 67; the inner side of the transverse sliding shaft 68 is provided with a driven extrusion block 69 with a trapezoid cross section, the inclined surface of the driven extrusion block 69 is contacted with the inclined surface of the driving extrusion block 63, and the transverse sliding shaft 68 is penetrated with a second spring 71; the outer side of the driven extrusion block 69 is provided with a fixed head 70, and the outer side of the fixed head 70 is of an arc-shaped structure and is matched with the interior of the crucible; the outer edge of the fixing head 70 is provided with a rubber layer; the jacking cylinder 15 contracts to drive the inner wall polishing structure to descend and extend to the inner cavity of the crucible, the extrusion ring 61 is in contact with the bottom of the crucible, the extrusion ring 61 extrudes the driving extrusion block 63 upwards, the driving extrusion block 63 transversely pushes the driven extrusion block 69, the transverse sliding shaft 68 transversely slides along the second channel 67, the fixing head 70 is in contact and fixed with the inside of the crucible, and at the moment, the supporting ring 21 and the crucible form a whole; i.e. the support ring 21 does not rotate relative to the crucible; the polishing motor 17 rotates to drive the crucible to integrally rotate; the fixing head 70 can also be extruded and fixed with the inside of the crucible to assist in reversing when the rough grinding and polishing layer 29 and the fine grinding and polishing layer 30 are switched.
When the crucible is used, the crucible is transferred and moved on the transfer unit, and when the crucible is moved to the upper side of the clamping and supporting unit; the upper supporting cylinder 36 stretches, the rotating seat 35 contacts with the bottom of the crucible, and the crucible is supported and separated from the roller way 3; the clamping cylinder 47 is extended, and after the crucible is clamped by the four clamping arc plates 40, the inner wall polishing unit polishes the inner wall of the crucible; polishing the outer wall of the crucible after polishing the inner wall of the crucible is completed; the clamping cylinder 47 is retracted, the rotating seat 35 gives an upward supporting force to the crucible, the jacking cylinder 15 is contracted to drive the inner wall polishing structure to descend and extend to the inner cavity of the crucible, the extrusion ring 61 is contacted with the bottom of the crucible, the fixing head 70 is contacted and fixed with the inside of the crucible, the polishing motor 17 is rotated to drive the crucible to integrally rotate, the outer wall polishing motor 58 drives the outer wall polishing disc 59 to rotate, and the outer wall polishing disc 59 and the crucible are opposite in rotating direction; the mechanical arm 56 drives the outer wall polishing disc 59 to perform position adjustment, and polishes the outer wall of the crucible.
The above-mentioned fixing means, unless described separately, are all common technical means for those skilled in the art, welding, nesting or screw fixing.
The following points need to be described:
(1) The drawings of the embodiments of the present utility model relate only to the structures related to the embodiments of the present utility model, and other structures may refer to the general designs.
(2) In the drawings for describing embodiments of the present utility model, the thickness of layers or regions is exaggerated or reduced for clarity, i.e., the drawings are not drawn to actual scale. It will be understood that when an element such as a layer, film, region or substrate 1401 is referred to as being "on" or "under" another element, it can be "directly on" or "under" the other element or intervening elements may be present.
(3) The embodiments of the utility model and the features of the embodiments can be combined with each other to give new embodiments without conflict.
The present utility model is not limited to the above embodiments, but the scope of the utility model is defined by the claims.
Claims (7)
1. The polishing assembly is characterized by comprising a transfer unit used for transferring the crucible and an inner wall polishing unit arranged on the transfer unit and used for polishing the inner wall of the crucible, wherein a clamping support unit is arranged at the bottom of the transfer unit and positioned at the lower side of the inner wall polishing unit and used for clamping and fixing the crucible when polishing the crucible; the inner wall polishing unit comprises lifting assemblies which are oppositely arranged at two sides of the roller bed frame (2), and polishing assemblies which are arranged on the lifting assemblies; the polishing assembly comprises a beam plate (16), and a push head of the jacking cylinder (15) is fixed with the end part of the beam plate (16); a polishing motor (17) is arranged in the middle of the cross beam plate (16), and a motor shaft of the polishing motor (17) downwards penetrates out of the cross beam plate (16) to be fixed with the inner wall polishing structure; the transmission unit comprises supporting legs (1) and a roller way frame (2) arranged on the supporting legs (1), wherein the roller way (3) is in running fit on the roller way frame (2), one end of the roller way (3) extends out of the roller way frame (2) to be respectively fixed with a first gear (4) and a second gear (5), and the intervals between the first gears (4) and the second gears (5) of two adjacent roller ways (3) are in transmission connection through a chain (6); a first roller way motor (7) is arranged between the supporting legs (1) through a motor frame, and a driving gear (8) is arranged on a motor shaft of the first roller way motor (7); the driving gear (8) is meshed with the chain (6); a small roller way (9) is rotatably matched on the roller way frame (2) at the corresponding position of the inner wall polishing unit, a channel is formed between the small roller ways (9) of the small roller ways (9) at the two sides, and the space between the channels is smaller than the diameter of the crucible; the support leg (1) at the lower side of the channel is provided with a fixed transverse plate (10), and the clamping and supporting unit is fixed on the fixed transverse plate (10); the end part of the small roller way (9) extends out of the roller way frame (2) and is connected with a third gear (11) and a fourth gear (12) in a key way; the third gears (11) and the fourth gears (12) of the two adjacent small roller tables (9) are in transmission connection at intervals through the chain (6); the third gear (11) of the small end roller way (9) is in transmission connection with the first gear (4) at the end of the roller way (3) through a chain (6); a second roller way motor (13) drives a small roller way (9) to synchronously rotate on a roller way frame (2) which is not on the same side as the first gear (4); the clamping and supporting unit comprises a supporting seat (34) and a rotating seat (35) which is in rotating fit with the supporting seat (34); two upper supporting air cylinders (36) are vertically arranged on the lower side of the fixed transverse plate (10), and push heads of the two upper supporting air cylinders (36) penetrate through the fixed transverse plate (10) upwards to be fixed with the lower side of the supporting seat (34); two square driving grooves (37) are oppositely arranged on the lower side of the supporting seat (34), and a return sliding shaft (38) is arranged in the driving grooves (37); a driven clamping frame (39) is arranged on the supporting seat (34) in a sliding manner, and the driven clamping frame (39) is arranged between gaps of the small roller tables (9); the upper side of the driven clamping frame (39) is provided with a clamping arc plate (40), and the lower end of the driven clamping frame (39) extends into the driving groove (37) and is fixed with the transverse rib plate (41); the middle of the transverse rib plate (41) is in sliding fit with the return sliding shaft (38), and a return spring (42) penetrates through the return sliding shaft (38); the cylinder plate (43) is fixed with the supporting seat (34) through cylinder frames (44) at two sides, a guide sliding shaft (45) is oppositely arranged between the cylinder plate (43) and the supporting seat (34), the lower side of the active clamping frame (46) is in sliding fit on the guide sliding shaft (45), and the upper side of the active clamping frame (46) is provided with a clamping arc plate (40); a clamping cylinder (47) is arranged on the upper side of the cylinder plate (43), a guide wheel groove (48) is arranged on the lower side of the cylinder plate (43), and a guide wheel (49) is in rotary fit with the guide wheel groove (48); a linkage pulling plate (50) is arranged between the active clamping frames (46), and a push head of the clamping air cylinder (47) penetrates out of the air cylinder plate (43) to be connected with the linkage pulling plate (50); a rope groove (51) is formed in the supporting seat (34), and the rope groove (51) is communicated with the driving groove (37) and the outer side of the supporting seat (34); the transverse rib plate (41) is fixed with one end of a rope (52), and the other end of the rope (52) passes through the rope groove (51) and bypasses the guide wheel (49) to be fixed with the linkage pulling plate (50).
2. A sanding assembly according to claim 1, wherein the inner wall sanding structure comprises an upper swivel plate (18) and a lower swivel plate (19); the upper rotating plate (18) and the lower rotating plate (19) are fixed through a rotating shaft (20); the rotating shaft (20) extends upwards to form an upper rotating plate (18) which is fixed with a motor shaft of the polishing motor (17); a supporting ring (21) is in running fit between the upper rotating plate (18) and the lower rotating plate (19); the upper side and the lower side of the supporting ring (21) are provided with caulking grooves (22), the lower side of the upper rotating plate (18) and the upper side of the lower rotating plate (19) are provided with snap rings (23), and the snap rings (23) are in rotary fit in the caulking grooves (22); the upper end and the lower end of the supporting ring (21) are provided with linkage grooves (24), and the linkage blocks (25) are in sliding fit in the linkage grooves (24); a linkage clamping shaft (26) is vertically arranged on the inner side of the linkage block (25), arc-shaped linkage slide ways (27) are respectively arranged on the upper rotating plate (18) and the lower rotating plate (19), and the linkage clamping shaft (26) is respectively in sliding fit with the linkage slide ways (27); the outer sides of the upper and lower opposite linkage blocks (25) are fixed with polishing base plates (28), wherein coarse polishing layers (29) are arranged on the outer sides of the two polishing base plates (28), and fine polishing layers (30) are arranged on the outer sides of the other two opposite polishing base plates (28).
3. A sanding assembly according to claim 2, wherein the sanding substrate (28) is provided with an extrusion shaft (31) on the inside thereof, the end of the linkage block (25) is provided with a necking groove (32), the extrusion shaft (31) is slidably fitted in the necking groove (32), and a compression spring (33) is provided between the extrusion shaft (31) and the necking groove (32).
4. A polishing assembly according to claim 1, wherein the linkage pull plate (50) is provided with two linkage pull shafts (53) relatively, a rope pull plate (54) is slidably matched on the linkage pull shafts (53), a buffer spring (55) is penetrated on the linkage pull shafts (53), and the rope (52) is connected with the linkage pull plate (50) through the rope pull plate (54).
5. A cold-resistant sanding system including a sanding assembly as defined in claim 3, further including an outer wall sanding unit; the outer wall polishing unit is used for polishing the outer wall of the crucible.
6. The cold-resistant polishing system according to claim 5, wherein the outer wall polishing unit comprises a mechanical arm (56), an outer wall connecting plate (57) is arranged at the execution end of the mechanical arm (56), an outer wall polishing motor (58) is arranged at the end part of the outer wall connecting plate (57), a motor shaft of the outer wall polishing motor (58) penetrates out of the outer wall connecting plate (57) downwards to be fixed with an outer wall polishing disc (59), and a heat tracing belt is wound on the mechanical arm (56).
7. The cold-resistant polishing system according to claim 5, wherein the lower side of the supporting ring (21) is provided with a mounting lug (60), the extruding ring (61) is slidably matched on the mounting lug (60) through an extruding sliding shaft (62), and a first spring (64) is penetrated on the extruding sliding shaft (62) between the extruding ring (61) and the mounting lug (60); an active extrusion block (63) with a trapezoid cross section is arranged on the upper side of the extrusion sliding shaft (62); the upper side of the mounting lug (60) is provided with an extrusion cavity (65) with a square cavity structure, the extrusion cavity (65) is provided with a first channel (66) which is penetrated up and down, and the active extrusion block (63) is in sliding fit in the first channel (66); the side wall of the extrusion cavity (65) is provided with a second channel (67) with a circular section, and a transverse sliding shaft (68) is in sliding fit in the second channel (67); the inner side of the transverse sliding shaft (68) is provided with a driven extrusion block (69) with a trapezoid cross section, the inclined surface of the driven extrusion block (69) is contacted with the inclined surface of the driving extrusion block (63), and the transverse sliding shaft (68) is provided with a second spring (71) in a penetrating way; the outer side of the driven extrusion block (69) is provided with a fixed head (70), and the outer side of the fixed head (70) is of an arc-shaped structure and is matched with the inner part of the crucible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311766347.2A CN117464522B (en) | 2023-12-21 | 2023-12-21 | Polishing assembly and cold-resistant polishing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311766347.2A CN117464522B (en) | 2023-12-21 | 2023-12-21 | Polishing assembly and cold-resistant polishing system |
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| CN117464522B true CN117464522B (en) | 2024-03-22 |
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| CN117464522A (en) | 2024-01-30 |
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