CN114147896A

CN114147896A - Scraper micromatic setting

Info

Publication number: CN114147896A
Application number: CN202111441739.2A
Authority: CN
Inventors: 张万祥; 崔鑫; 李大维; 王燕; 赵建强
Original assignee: Beijing Naura New Energy Lithium Battery Equipment Technology Co ltd
Current assignee: Beijing Naura New Energy Lithium Battery Equipment Technology Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-03-08
Anticipated expiration: 2041-11-27
Also published as: CN114147896B

Abstract

The application discloses scraper micromatic setting relates to the technical field of casting machine scraper, and the condition of error appears in the assembly to the scraper, and it is including two rotor wallboards that are used for supplying the scraper installation, and two rotor wallboards are located the both ends department of scraper respectively, slidable mounting has even board on the rotor wallboard, even the one end fixed connection of board and scraper, even install the driving medium on the board, the rotor wallboard is installed adjusting screw and is ordered about adjusting screw pivoted drive assembly, the voussoir that is used for promoting the driving medium is installed in rotating in adjusting screw's one end, voussoir slidable mounting is on the rotor wallboard, the slip direction of voussoir is the same with adjusting screw's axial direction, the voussoir lower surface is offered and is used for the inclined plane with driving medium sliding connection. The scraper can be adjusted downwards in a micron-sized straight line or adjusted locally.

Description

Scraper micromatic setting

Technical Field

The application relates to the technical field of casting machine scrapers, in particular to a scraper fine adjustment device.

Background

The casting machine is a special device for manufacturing a casting film. The casting machine uses alumina as the main raw material of ceramic casting, and the pulverized powder material is firstly mixed with binder, plasticizer, dispersant and solvent to prepare slurry with certain viscosity, the slurry flows down from a hopper, is scraped and pressed by a scraper with certain thickness and is coated on a special base band, and the base band is peeled from the top after drying and curing to form a film of a green band.

The casting machine is as patent that application number is CN201821852501.2 including crossbeam, scraper, material mechanism, installs the hangers on the both ends of scraper, is connected with the crossbeam above the hangers, and the crossbeam is located above the scraper, and the crossbeam is connected with material mechanism through a plurality of installation ears.

With respect to the related art in the above, the inventors consider that there is a case where an error occurs in the blade during the assembling process due to the influence of the material and the processing of the machine, thereby affecting the uniformity of the casting thickness.

Disclosure of Invention

In order to make the casting thickness more uniform, the application provides a scraper fine adjustment device.

The application provides a scraper micromatic setting adopts following technical scheme:

the utility model provides a scraper micromatic setting, is including two rotor wallboards that are used for supplying the scraper installation, and two rotor wallboards are located the both ends department of scraper respectively, slidable mounting has even the board on the rotor wallboard, even the one end fixed connection of board and scraper, even install the driving medium on the board, the rotor wallboard is installed adjusting screw and is ordered about adjusting screw pivoted drive assembly, the one end of adjusting screw is rotated and is installed the voussoir that is used for promoting the driving medium, voussoir slidable mounting is on the rotor wallboard, the slip direction of voussoir is the same with adjusting screw's axial direction, the voussoir lower surface is offered and is used for the inclined plane with driving medium sliding connection.

Through adopting above-mentioned technical scheme, after the scraper is installed on two rotor wallboards, drive assembly orders about the screw rod and rotates, the screw rod takes the voussoir to slide along the rotor wallboard, the voussoir promotes the driving medium at gliding in-process, the inclined plane sliding connection of driving medium and voussoir, when the position of voussoir takes place slight change, the driving medium also has the effort of pushing down to even board, thereby make even board pushing down the scraper, make the scraper can carry out the straightness accuracy adjustment of micron order, error when can making the scraper assemble is improved, and then make curtain coating thickness homogeneity improve.

Optionally, the driving assembly comprises a worm and a worm wheel meshed with the worm, two ends of the worm wheel are rotatably mounted on the knife roll wall plate, and an inner ring of the worm wheel is in threaded connection with the adjusting screw.

By adopting the technical scheme, when the worm is rotated, the rotating worm wheel can drive the adjusting screw to rotate, so that the stroke of the adjusting screw can be changed, the rotating direction of the worm wheel is opposite to that of the adjusting screw, and the position of the adjusting screw can be changed by rotating the worm in a forward or reverse mode.

Optionally, the wedge block is connected with a limiting block, a guide rail for guiding the limiting block to slide is installed on the knife roll wall plate, and the length direction of the guide rail is the same as the axial direction of the adjusting screw rod.

Through adopting above-mentioned technical scheme, the guide rail can play the guide effect to the voussoir to make the voussoir better along adjusting screw's axial direction removal.

Optionally, the knife roll wall plate is covered with a protective cover of the screw rod and the driving assembly, and the protective cover is provided with a through hole for the adjustment of the screw rod and the worm to extend out of the protective 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 thread comparatively clean, keeps the cooperation between adjusting screw and the worm wheel.

Optionally, two be connected with the rotor adjustment seat between the rotor wallboard, the rotor adjustment seat sets up the top at the scraper, and threaded connection has first screw rod and second screw rod on the rotor adjustment seat, and the length direction interval staggered distribution of rotor adjustment seat is followed to first screw rod and second screw rod, 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, rotates the second screw rod, and the second screw rod can play the effect of pulling up to the part of scraper, and one draws the pressure can play the adjustment effect of micron order to the part of scraper, can further improve the homogeneity of curtain coating thickness.

Optionally, a nut for connecting the first screw and the second screw in a threaded manner is fixedly connected to the knife roll adjusting seat.

Through adopting above-mentioned technical scheme, first screw rod and second screw rod pass through nut and rotor adjusting seat threaded connection.

Optionally, the transmission member is rotatably connected with the connecting plate, and the transmission member is a bearing or a roller.

Through adopting above-mentioned technical scheme, thereby gyro wheel or bearing can contact the micron order of realizing the scraper better with the voussoir and adjust.

Optionally, still including two sets of cylinder groups that are used for supporting the rotor wallboard, cylinder group includes at least one cylinder, the piston of cylinder is up, the first locating seat of piston rod fixedly connected with of cylinder, first locating seat and rotor wallboard fixed connection.

Through adopting above-mentioned technical scheme, through the cylinder, can carry out adjustment from top to bottom in the large distance with whole rotor wallboard, can make things convenient for the people clean.

In summary, the present application includes at least one of the following benefits:

1. the driving piece is adjusted to be downward through the wedge block, so that the connecting plate can press the scraper downward, and the scraper can be adjusted linearly downward in a micron order;

2. the first screw rod is rotated downwards to press the scraper downwards, and the second screw rod is rotated upwards to pull the scraper upwards, so that micron-sized local adjustment can be performed on the scraper by the first screw rod and the second screw rod.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of an embodiment of the present application embodying a first screw and a second screw;

FIG. 3 is a cross-sectional view of an embodiment of the present application embodying a worm gear fit;

FIG. 4 is a diagram illustrating a state where the wedge abuts against the transmission member according to the embodiment of the present application;

FIG. 5 is a cross-sectional view of an embodiment of the present application showing an adjustment screw through a knife roll wall panel.

Description of reference numerals: 1. a scraper; 2. a cylinder; 21. a first positioning seat; 22. a second positioning seat; 3. a knife roll wallboard; 30. a knife roll 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 the screw rod; 41. a limiting block; 5. a drive assembly; 51. a worm gear; 52. a worm; 521. a hand wheel; 6. a guide rail; 7. a wedge block; 71. a bevel; 8. connecting plates; 9. a transmission member; 10. a protective cover; 11. a baffle plate; 12. and (4) bolts.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses scraper micromatic setting. Referring to fig. 1, a scraper fine adjustment device includes two cylinder groups, one group having two cylinders 2, piston rods of the cylinders 2 facing upward, and a first stopper 21 installed between the piston rods of the two cylinders 2 of the group. The first positioning seat 21 is fixedly connected with a knife roll wallboard 3 for installing the scraper 1, and a knife roll adjusting seat 30 is connected between the two knife roll wallboards 3. Fixedly connected with rotor fixing base 301 below rotor adjustment seat 30, install position sleeve 302 in rotor fixing base 301, scraper 1 passes through position sleeve 302 and installs in rotor fixing base 301 to make scraper 1 install on rotor wallboard 3 through rotor adjustment seat 30. A second positioning seat 22 is installed between the bottoms of the two cylinders 2.

Referring to fig. 1 and 2, the knife roll adjusting seat 30 is threadedly connected with a first screw 31 and a second screw 32, the first screw 31 and the second screw 32 are distributed along the length direction of the knife roll adjusting seat 30, and the first screw 31 and the second screw 32 are mutually staggered. The lower end of the first screw 31 abuts against the scraper 1, and the lower end of the second screw 32 is fixedly connected with the scraper 1. When the first screw 31 is rotated to move downwards, the first screw 31 can locally press down the scraper 1, the second screw 32 is rotated to move upwards, and the second screw 32 can drive the scraper 1 to locally move upwards. The local range of the scraper 1 can be adjusted through the first screw 31 and the second screw 32, so that micron-scale distance adjustment between the scraper 1 and the film is realized.

Referring to fig. 2, in order to facilitate the threading of the knife roll adjusting seat 30 with the first screw 31 and the second screw 32, a nut 33 for threading the first screw 31 and the second screw 32 is installed on the knife roll adjusting seat 30, the nut 33 is fixedly installed on the upper surface of the knife roll adjusting seat 30, a through hole for the first screw 31 and the second screw 32 to pass through is opened on the knife roll adjusting seat 30, and the through hole is coaxial with the nut 33.

Referring to fig. 3, the knife roll wall plate 3 is provided with an adjusting screw rod 4 and a driving assembly 5 for driving the adjusting screw rod 4 to rotate, the driving assembly 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 roll wall plate 3 through bearings. The worm wheel 51 is coaxially provided with a threaded hole for threaded connection with the adjusting screw 4.

Referring to fig. 4 and 5, the one end of adjusting screw 4 passes rotor wallboard 3, and rotor wallboard 3 offers the perforation that is used for supplying adjusting screw 4 to just pass, and adjusting screw 4 passes the one end of rotor wallboard 3 and rotates and be connected with stopper 41, installs on rotor wallboard 3 and is used for supplying the gliding guide rail 6 of stopper 41, and the length direction of guide rail 6 is the same with adjusting screw 4's axial direction. When the worm 52 rotates with the worm wheel 51, the worm wheel 51 rotates with the adjusting screw rod 4, so that the adjusting screw rod 4 can slide on the knife roll wall plate 3 with the limiting block 41.

Referring to fig. 1 and 5, the limiting block 41 is provided with a wedge 7, and the wedge 7 is rotatably connected with the adjusting screw 4 through a bearing, so that the limiting block 41 is rotatably connected with the adjusting screw 4. The lower surface of the wedge 7 is a downward inclined surface 71, and the lower end of the inclined surface 71 is close to the adjusting screw rod 4. The inclination angle of the slope 71 is 6 °. The sliding connection has even board 8 on the rotor wallboard 3, and the one end fixed connection that the rotor fixing base 301 was stretched out with the both ends of scraper 1 to the lower extreme of even board 8. The upper end of the connecting plate 8 is provided with a transmission piece 9 which is connected with the inclined plane 71 in a sliding way. The transmission member 9 is rotatably mounted on the connecting plate 8. The transmission member 9 may be a bearing rotatably mounted on the connecting plate 8. The worm 52 is rotated, the worm wheel 51 drives the adjusting screw rod 4 to rotate, when the limiting block 41 sliding along the guide rail 6 approaches to the transmission piece 9, the wedge 7 is in sliding connection with the transmission piece 9 through the inclined surface 71, so that the wedge 7 can press the connecting plate 8, and if an error exists in assembly between the positioning sleeve 302 and the knife roller fixing seat 301, the connecting plate 8 can drive the scraper 1 to realize micron-scale linearity adjustment.

The driving member 9 may also be a roller, which is rotatably connected to the connecting plate 8. The roller and the bearing are in better sliding contact with the inclined surface 71 of the wedge 7, so that the wedge 7 can better press the connecting plate 8.

Referring to fig. 4 and 5, a hand wheel 521 is connected to the end of worm 52 remote from knife roll wall panel 3. The knife roll wall plate 3 is fixedly provided with a protective cover 10, the driving component 5 and the adjusting screw rod 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 rod 4 to penetrate out. Because the worm wheel 51 is in threaded connection with the worm 52, and the worm wheel 51 is also in threaded connection with the adjusting screw rod 4, the protective cover 10 can better protect the threads of the worm wheel 51, the worm 52 and the adjusting screw rod 4 from being kept clean. The axial direction of the worm wheel 51 is determined by the adjusting screw 4. The guard cover 10 is provided with the baffle plate 11 therein, the baffle plate 11 is positioned in the guard cover 10, and the baffle plate 11 is positioned at both ends of the worm wheel 51 in the axial direction, thereby immobilizing the whole position of the worm wheel 51.

After the worm wheel 51, the worm 52 and the adjusting screw rod 4 are both arranged in the protective cover 10, the adjusting screw rod 4 is arranged on the knife roller wall plate 3, and the adjusting screw rod 4 penetrates through the knife roller wall plate 3 and then is connected with the wedge 7.

Referring to fig. 5, a bolt 12 penetrates through the limiting block 41, a threaded hole for the bolt 12 to be in threaded connection is formed in the wedge 7, and the limiting block 41 is connected with the wedge 7 through the bolt 12.

The implementation principle of the scraper fine-tuning device in the embodiment of the application is as follows:

when scraper 1 is installed on rotor wallboard 3, can order about voussoir 7 to the removal of driving medium 9 through rotating hand wheel 521, when driving medium 9 contacted with voussoir 7, the voussoir 7 of translation can play the pushing down effect to scraper 1 through driving medium 9, makes the error of scraper 1 assembly on rotor wallboard 3 can reduce, and then improves the homogeneity of curtain coating thickness. The first screw 31 is rotated downwards to achieve the effect of pressing the scraper 1 locally, the second screw 32 is rotated upwards to achieve the effect of lifting the scraper 1 locally, and then the micrometer-scale adjustment effect can be achieved on the local part of the scraper 1, so that the micrometer-scale distance between the scraper 1 and the film can be adjusted; the scraper 1 can be adjusted at a large distance through the two groups of cylinder groups, so that people can clean the scraper 1 conveniently.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A scraper micromatic setting which characterized in that: comprises two knife roll wallboards (3) used for installing the scraper (1), the two knife roll wallboards (3) are respectively positioned at the two ends of the scraper (1), a connecting plate (8) is arranged on the knife roll wallboard (3) in a sliding way, the connecting plate (8) is fixedly connected with one end of the scraper (1), a transmission part (9) is arranged on the connecting plate (8), the knife roll wallboard (3) is provided with an adjusting screw rod (4) and a driving component (5) for driving the adjusting screw rod (4) to rotate, a wedge block (7) used for pushing the transmission piece (9) is rotatably arranged at one end of the adjusting screw rod (4), the wedge block (7) is arranged on the knife roll wall plate (3) in a sliding way, the sliding direction of the wedge block (7) is the same as the axial direction of the adjusting screw rod (4), the lower surface of the wedge block (7) is provided with an inclined surface (71) which is used for being in sliding connection with the transmission piece (9).

2. A doctor blade trimmer assembly as claimed in 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 installed on the knife roll wall plate (3), and an inner ring of the worm wheel (51) is in threaded connection with the adjusting screw rod (4).

3. A doctor blade trimmer assembly as claimed in 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 installed on the knife roll wall plate (3), and the length direction of the guide rail (6) is the same as the axial direction of the adjusting screw rod (4).

4. A doctor blade trimmer assembly as claimed in claim 2, wherein: knife roll wallboard (3) cover is equipped with screw rod and drive assembly (5) safety cover (10), safety cover (10) are offered and are used for supplying adjusting screw rod (4) and worm (52) to stretch out the perforation outside safety cover (10).

5. A doctor blade trimmer assembly as claimed in claim 1, wherein: two be connected with rotor adjustment seat (30) between rotor wallboard (3), rotor adjustment seat (30) set up the top in scraper (1), and threaded connection has first screw rod (31) and second screw rod (32) on rotor adjustment seat (30), and the length direction interval staggered distribution of rotor adjustment seat (30) is followed in first screw rod (31) and second screw rod (32), the lower extreme butt of first screw rod (31) is on scraper (1), the lower extreme and scraper (1) fixed connection of second screw rod (32).

6. A doctor blade trimmer assembly according to claim 5, wherein: and a nut (33) for connecting the first screw rod (31) and the second screw rod (32) in a threaded manner is fixedly connected to the knife roll adjusting seat (30).

7. A doctor blade trimmer assembly as claimed in 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.

8. A doctor blade trimmer assembly as claimed in claim 1, wherein: still organize including two sets of cylinders (2) that are used for supporting rotor wallboard (3), cylinder (2) group is including at least one cylinder (2), the piston of cylinder (2) up, the first location seat (21) of piston rod fixedly connected with of cylinder (2), first location seat (21) and rotor wallboard (3) fixed connection.