CN114147896B - Scraper fine adjustment device - Google Patents
Scraper fine adjustment device Download PDFInfo
- Publication number
- CN114147896B CN114147896B CN202111441739.2A CN202111441739A CN114147896B CN 114147896 B CN114147896 B CN 114147896B CN 202111441739 A CN202111441739 A CN 202111441739A CN 114147896 B CN114147896 B CN 114147896B
- Authority
- CN
- China
- Prior art keywords
- scraper
- knife roller
- screw
- adjusting screw
- wallboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000009966 trimming Methods 0.000 claims 6
- 238000007790 scraping Methods 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007766 curtain coating Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
- B29C41/52—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Coating Apparatus (AREA)
Abstract
The application discloses scraper micromatic setting relates to the technical field of casting machine scraper, and the scraper appears the circumstances of error at the assembly, and it is including being used for supplying two knife roller wallboards of scraper installation, two knife roller wallboards are located the both ends department of scraper respectively, slidable mounting has even board on the knife roller wallboard, even board and the one end fixed connection of scraper, install the driving medium on even the board, adjusting screw and drive adjusting screw pivoted actuating assembly are installed to the knife roller wallboard, the voussoir that is used for promoting the driving medium is installed in the rotation on adjusting screw's the one end, voussoir slidable mounting is on the knife roller wallboard, the slip direction of voussoir is the same with adjusting screw's axial direction, the inclined plane that is used for with driving medium sliding connection has been seted up to the voussoir lower surface. The method and the device can enable the scraper to realize micron-scale straight-line downward adjustment or local adjustment of the scraper.
Description
Technical Field
The application relates to the technical field of doctor blades of casting machines, in particular to a doctor blade fine adjustment device.
Background
The casting machine refers to a special device for producing a casting film. The casting machine uses alumina as main raw material of ceramic casting, firstly mixes the crushed powder material with binder, plasticizer, dispersing agent and solvent to prepare slurry with a certain viscosity, the slurry flows down from a hopper, is scraped and coated on a special base band with a certain thickness by a scraper, and is dried and solidified to form a film of a green tape by stripping.
The curtain coating machine is as described in the patent with the application number of CN201821852501.2, and comprises a cross beam, a scraper and a material flowing mechanism, wherein hanging lugs are arranged at two ends of the scraper, the hanging lugs are connected with the cross beam, the cross beam is positioned on the scraper, and the cross beam is connected with the material flowing mechanism through a plurality of mounting lugs.
With respect to the related art in the above, the inventors consider that there is a case where an error occurs in the doctor blade during the assembly process due to the influence of mechanical materials and processing, thereby affecting the uniformity of the casting thickness.
Disclosure of Invention
In order to make the casting thickness relatively uniform, the application provides a doctor blade fine tuning device.
The application provides a scraper micromatic setting adopts following technical scheme:
the utility model provides a scraper micromatic setting, is including being used for supplying two knife roll wallboards of scraper installation, two knife roll wallboards are located the both ends department of scraper respectively, slidable mounting has even board on the knife roll wallboard, even board and the one end fixed connection of scraper, install the driving medium on even board, adjusting screw and drive adjusting screw pivoted drive assembly are installed to the knife roll wallboard, rotate on the one end of adjusting screw and install the voussoir that is used for promoting the driving medium, voussoir slidable mounting is on the knife roll wallboard, the slip direction of voussoir is the same with adjusting screw's axial direction, the inclined plane that is used for with driving medium sliding connection has been seted up to the voussoir lower surface.
Through adopting above-mentioned technical scheme, install on two knife roller wallboards when the scraper, drive assembly drives the screw rod and rotates, and the screw rod is along knife roller wallboard slip along the voussoir, and the voussoir promotes the driving medium at gliding in-process, and driving medium and the inclined plane sliding connection of voussoir also have the effort of pushing down to the link plate when the position of voussoir changes slightly to make the link plate push down the scraper, make the scraper can carry out micron-order straightness accuracy adjustment, can make the error when the scraper is assembled obtain improving, and then make casting thickness homogeneity improve.
Optionally, the drive assembly includes worm and worm wheel with worm meshing, and the both ends rotation of worm wheel are installed on the knife roller wallboard, and the inner circle and the adjusting screw threaded connection of worm wheel.
Through adopting above-mentioned technical scheme, when rotating the worm, pivoted worm wheel can bring the adjusting screw to rotate to make adjusting screw's stroke can change, the rotation direction of worm wheel and adjusting screw's rotation direction are opposite, corotation or reversal worm can make adjusting screw's position change.
Optionally, the voussoir is connected with the stopper, installs on the knife roller wallboard and guides the gliding guide rail of stopper, the length direction of guide rail is the same with the axial direction of adjusting screw.
By adopting the technical scheme, the guide rail can guide the wedge block, so that the wedge block can move along the axial direction of the adjusting screw better.
Optionally, the knife roller wallboard cover is equipped with the safety cover of screw rod and drive assembly, the perforation that is used for supplying adjusting screw rod and worm to stretch out outside the safety cover is seted up to the safety cover.
Through adopting above-mentioned technical scheme, the safety cover can play the guard action to adjusting screw and drive assembly, makes adjusting screw's screw tooth comparatively clean, keeps the cooperation between adjusting screw and the worm wheel.
Optionally, two be connected with the cutter roller adjustment seat between the cutter roller wallboard, the cutter roller adjustment seat sets up in the top of scraper, and threaded connection has first screw rod and second screw rod on the cutter roller adjustment seat, and first screw rod and second screw rod are alternately distributed along the length direction interval of cutter roller adjustment seat, the lower extreme butt of first screw rod is on the scraper, the lower extreme and the scraper fixed connection of second screw rod.
Through adopting above-mentioned technical scheme, rotate first screw rod, first screw rod can play the effect of pushing down to the part of scraper, rotate the second screw rod, and the second screw rod can play the effect of pulling up to the part of scraper, and a pull can play micron-order adjustment effect to the part of scraper, can further improve the homogeneity of casting thickness.
Optionally, a nut for threaded connection of the first screw and the second screw is fixedly connected to the knife roller adjusting seat.
Through adopting above-mentioned technical scheme, first screw rod and second screw rod pass through nut and knife roller adjustment seat threaded connection.
Optionally, the transmission piece is rotationally connected with the connecting plate, and the transmission piece is a bearing or a roller.
By adopting the technical scheme, the roller or the bearing can be better contacted with the wedge block, so that the micron-sized adjustment of the scraper is realized.
Optionally, the knife roller wallboard comprises a knife roller wallboard body, and the knife roller wallboard body comprises a knife roller wallboard body, wherein the knife roller wallboard body comprises a knife roller wallboard body, a knife roller wallboard is fixedly connected with a knife roller wallboard, a knife roller wallboard is fixedly connected with the knife roller wallboard body, and a knife roller wallboard is fixedly connected with the knife roller wallboard body.
Through adopting above-mentioned technical scheme, through the cylinder, can carry out the big distance with whole knife roller wallboard and adjust from top to bottom, can make things convenient for the people to clean.
In summary, the present application includes at least one of the following beneficial effects:
1. the transmission part is adjusted downwards through the wedge block, so that the connecting plate can press down the scraper, and the scraper can realize micron-scale linear downward adjustment;
2. the first screw rod is rotated downwards to press down the scraper, and the second screw rod is rotated upwards to pull up the scraper, so that the first screw rod and the second screw rod can locally adjust the scraper in a micron order.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a cross-sectional view of an embodiment embodying a first screw and a second screw;
FIG. 3 is a cross-sectional view of an embodiment embodying worm gear engagement;
FIG. 4 is a state diagram showing the abutment of a wedge on a driving member in an embodiment of the present application;
fig. 5 is a cross-sectional view of an embodiment of the present application embodying an adjusting screw through a knife roll wallboard.
Reference numerals illustrate: 1. a scraper; 2. a cylinder; 21. a first positioning seat; 22. a second positioning seat; 3. knife roll wallboard; 30. a knife roller adjusting seat; 301. a knife roll fixing seat; 302. a positioning sleeve; 31. a first screw; 32. a second screw; 33. a nut; 4. adjusting a screw; 41. a limiting block; 5. a drive assembly; 51. a worm wheel; 52. a worm; 521. a hand wheel; 6. a guide rail; 7. wedge blocks; 71. an inclined plane; 8. a connecting plate; 9. a transmission member; 10. a protective cover; 11. a baffle; 12. and (5) a bolt.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a scraper micromatic setting. Referring to fig. 1, a doctor blade fine adjustment device includes two cylinder groups, one cylinder group having two cylinders 2 with the piston rods of the cylinders 2 facing upward, and a first positioning seat 21 installed between the piston rods of the two cylinders 2 of the one cylinder group. The first positioning seat 21 is fixedly connected with a knife roller wallboard 3 used for installing the scraper 1, and a knife roller adjusting seat 30 is connected between the two knife roller wallboards 3. A knife roller fixing seat 301 is fixedly connected below the knife roller adjusting seat 30, a positioning sleeve 302 is arranged in the knife roller fixing seat 301, and the scraper 1 is arranged in the knife roller fixing seat 301 through the positioning sleeve 302, so that the scraper 1 is arranged on the knife roller wallboard 3 through the knife roller adjusting seat 30. A second positioning seat 22 is mounted between the bottoms of the two cylinders 2.
Referring to fig. 1 and 2, a first screw 31 and a second screw 32 are threadedly connected to the cutter roller adjustment seat 30, and a plurality of first screws 31 and second screws 32 are distributed along the length direction of the cutter roller adjustment seat 30, and the first screws 31 and the second screws 32 are staggered with each other. The lower extreme butt of first screw rod 31 is on scraper 1, and the lower extreme of second screw rod 32 is fixed connection with scraper 1. When the first screw 31 is rotated to move downwards, the first screw 31 can locally exert a pressing action on the scraper 1, the second screw 32 is rotated to move upwards, and the second screw 32 can locally drive the scraper 1 to move upwards. The first screw 31 and the second screw 32 can adjust the local range of the scraper 1, so as to realize micron-sized distance adjustment between the scraper 1 and the film.
Referring to fig. 2, in order to facilitate the screwing of the cutter roller adjustment seat 30 with the first screw 31 and the second screw 32, a nut 33 for screwing with the first screw 31 and the second screw 32 is mounted on the cutter roller adjustment seat 30, the nut 33 is fixedly mounted on the upper surface of the cutter roller adjustment seat 30, a through hole for passing through the first screw 31 and the second screw 32 is formed in the cutter roller adjustment seat 30, and the through hole is coaxial with the nut 33.
Referring to fig. 3, the knife roller wallboard 3 is provided with an adjusting screw 4 and a driving component 5 for driving the adjusting screw 4 to rotate, the driving component 5 comprises a worm wheel 51 and a worm 52 for driving the worm wheel 51 to rotate, and two ends of the worm 52 are rotatably provided with the knife roller wallboard 3 through bearings. The worm wheel 51 is coaxially provided with a screw hole for screw-connection with the adjusting screw 4.
Referring to fig. 4 and 5, one end of the adjusting screw 4 passes through the knife roller wallboard 3, the knife roller wallboard 3 is provided with a perforation for the adjusting screw 4 to just pass through, one end of the adjusting screw 4 passing through the knife roller wallboard 3 is rotationally connected with the limiting block 41, the knife roller wallboard 3 is provided with the guide rail 6 for the sliding of the limiting block 41, and the length direction of the guide rail 6 is the same as the axial direction of the adjusting screw 4. When the worm 52 rotates with the worm wheel 51, the worm wheel 51 rotates with the adjusting screw 4, so that the adjusting screw 4 can slide on the knife roller wallboard 3 with the limiting block 41.
Referring to fig. 1 and 5, the stopper 41 is provided with a wedge 7, and the wedge 7 is rotatably connected to the adjusting screw 4 through a bearing, so that the stopper 41 is rotatably connected to the adjusting screw 4. The lower surface of the wedge block 7 is an inclined surface 71 which is inclined downwards, and the lower end of the inclined surface 71 is close to the adjusting screw 4. The inclination angle of the inclined surface 71 is 6 °. The knife roller wallboard 3 is connected with a connecting plate 8 in a sliding way, and the lower end of the connecting plate 8 is fixedly connected with one end of the two ends of the scraper 1, which extends out of the knife roller fixing seat 301. The upper end of the connecting plate 8 is provided with a transmission member 9 which is used for sliding connection with the inclined plane 71. The transmission member 9 is rotatably mounted on the link plate 8. The transmission member 9 may be a bearing rotatably mounted on the link plate 8. When the worm 52 is rotated and the worm wheel 51 drives the adjusting screw 4 to rotate and the limiting block 41 sliding along the guide rail 6 approaches the transmission part 9, the wedge block 7 is in sliding connection with the transmission part 9 through the inclined surface 71, so that the wedge block 7 can play a role in pressing down the connecting plate 8, and if an error exists between the positioning sleeve 302 and the knife roller fixing seat 301, the connecting plate 8 can carry the scraper 1 to realize micron-level straightness adjustment.
The transmission member 9 may also be a roller, which is rotatably connected to the connecting plate 8. The rollers and bearings are in sliding contact with the inclined surfaces 71 of the wedge blocks 7 better, so that the wedge blocks 7 can be pressed down the connecting plates 8 better.
Referring to fig. 4 and 5, the end of the worm 52 remote from the knife roll wallboard 3 is connected to a hand wheel 521. The knife roller wallboard 3 is fixedly provided with a protective cover 10, the driving assembly 5 and the adjusting screw 4 are positioned in the protective cover 10, and the protective cover 10 is provided with a through hole for the worm 52 and the adjusting screw 4 to penetrate. Because the worm wheel 51 and the worm 52 are in threaded connection, the worm wheel 51 and the adjusting screw 4 are also in threaded connection, so that the protection cover 10 can better protect threads of the worm wheel 51, the worm 52 and the adjusting screw 4 from being kept clean. The axial direction of the worm wheel 51 is determined by the adjusting screw 4. The shield 10 is internally provided with a baffle 11, the baffle 11 is positioned in the shield 10, and the baffle 11 is positioned at both axial ends of the worm wheel 51, thereby keeping the whole position of the worm wheel 51 stationary.
When the worm wheel 51, the worm 52 and the adjusting screw 4 are both installed in the protective cover 10, the adjusting screw 4 is installed on the knife roller wallboard 3, and the adjusting screw 4 passes through the knife roller wallboard 3 and then is connected with the wedge block 7.
Referring to fig. 5, a bolt 12 is inserted through the stopper 41, a threaded hole for the threaded connection of the bolt 12 is formed in the wedge 7, and the stopper 41 is connected with the wedge 7 by the bolt 12.
The implementation principle of the scraper fine adjustment device in the embodiment of the application is as follows:
when scraper 1 installs on knife roller wallboard 3, can drive voussoir 7 to the driving medium 9 through rotating hand wheel 521 and remove, when driving medium 9 contacted with voussoir 7, translation voussoir 7 can play the push-down effect to scraper 1 through driving medium 9, makes the error of scraper 1 assembly on knife roller wallboard 3 can reduce, and then improves the homogeneity of casting thickness. The downward rotation of the first screw 31 can have partial downward pressing effect on the scraper 1, the upward rotation of the second screw 32 can have partial upward lifting effect on the scraper 1, and then the partial of the scraper 1 can also have micron-level adjusting effect, so that micron-level distance adjustment between the scraper 1 and the film is realized; the scraper 1 can be adjusted in a large distance through the two groups of air cylinder groups, so that the scraper 1 can be cleaned conveniently.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (6)
1. A doctor blade trimming device, characterized in that: the automatic scraping device comprises two knife roller wallboards (3) used for being installed by a scraper (1), wherein the two knife roller wallboards (3) are respectively located at two ends of the scraper (1), a connecting plate (8) is slidably installed on the knife roller wallboards (3), the connecting plate (8) is fixedly connected with one end of the scraper (1), a transmission piece (9) is installed on the connecting plate (8), an adjusting screw (4) and a driving component (5) used for driving the adjusting screw (4) to rotate are installed on the knife roller wallboards (3), a wedge block (7) used for pushing the transmission piece (9) is rotatably installed on one end of the adjusting screw (4), the wedge block (7) is slidably installed on the knife roller wallboards (3), and the sliding direction of the wedge block (7) is identical with the axial direction of the adjusting screw (4), and an inclined plane (71) used for being slidably connected with the transmission piece (9) is formed in the lower surface of the wedge block (7).
A knife roller adjusting seat (30) is connected between the two knife roller wallboards (3), the knife roller adjusting seat (30) is arranged above the scraper (1), a first screw (31) and a second screw (32) are connected to the knife roller adjusting seat (30) in a threaded manner, the first screw (31) and the second screw (32) are distributed in a staggered manner along the length direction of the knife roller adjusting seat (30), the lower end of the first screw (31) is abutted to the scraper (1), and the lower end of the second screw (32) is fixedly connected with the scraper (1);
the knife roller adjusting seat (30) is fixedly connected with a nut (33) for the threaded connection of the first screw (31) and the second screw (32).
2. A doctor blade trimming device according to claim 1, wherein: the driving assembly (5) comprises a worm (52) and a worm wheel (51) meshed with the worm (52), two ends of the worm wheel (51) are rotatably arranged on the knife roller wallboard (3), and an inner ring of the worm wheel (51) is in threaded connection with the adjusting screw (4).
3. A doctor blade trimming device according to claim 2, wherein: the wedge block (7) is connected with a limiting block (41), a guide rail (6) for guiding the limiting block (41) to slide is arranged on the knife roller wallboard (3), and the length direction of the guide rail (6) is the same as the axial direction of the adjusting screw (4).
4. A doctor blade trimming device according to claim 2, wherein: the knife roller wallboard (3) is covered with a protective cover (10) of the screw and the driving assembly (5), and the protective cover (10) is provided with a perforation for the adjusting screw (4) and the worm (52) to extend out of the protective cover (10).
5. A doctor blade trimming device according to claim 1, wherein: the transmission piece (9) is rotationally connected with the connecting plate (8), and the transmission piece (9) is a bearing or a roller.
6. A doctor blade trimming device according to claim 1, wherein: the cutter roller wallboard (3) is characterized by further comprising two groups of air cylinders (2) used for supporting the cutter roller wallboard (3), each air cylinder (2) comprises at least one air cylinder (2), a piston of each air cylinder (2) faces upwards, a piston rod of each air cylinder (2) is fixedly connected with a first positioning seat (21), and the first positioning seats (21) are fixedly connected with the cutter roller wallboard (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111441739.2A CN114147896B (en) | 2021-11-27 | 2021-11-27 | Scraper fine adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111441739.2A CN114147896B (en) | 2021-11-27 | 2021-11-27 | Scraper fine adjustment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114147896A CN114147896A (en) | 2022-03-08 |
| CN114147896B true CN114147896B (en) | 2024-04-09 |
Family
ID=80455180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111441739.2A Active CN114147896B (en) | 2021-11-27 | 2021-11-27 | Scraper fine adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114147896B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000762A (en) * | 2016-07-14 | 2016-10-12 | 中山松德新材料装备有限公司 | Fine adjustment mechanism for roller gap of coating machine |
| CN111871692A (en) * | 2020-06-04 | 2020-11-03 | 张朝设 | Scraper adjusting device of coating equipment and coating equipment |
| CN214562369U (en) * | 2021-04-16 | 2021-11-02 | 无锡顺铉光电科技有限公司 | Scraper capable of adjusting thickness of polyimide film on line |
-
2021
- 2021-11-27 CN CN202111441739.2A patent/CN114147896B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000762A (en) * | 2016-07-14 | 2016-10-12 | 中山松德新材料装备有限公司 | Fine adjustment mechanism for roller gap of coating machine |
| CN111871692A (en) * | 2020-06-04 | 2020-11-03 | 张朝设 | Scraper adjusting device of coating equipment and coating equipment |
| CN214562369U (en) * | 2021-04-16 | 2021-11-02 | 无锡顺铉光电科技有限公司 | Scraper capable of adjusting thickness of polyimide film on line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114147896A (en) | 2022-03-08 |
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