CN109332106B - Scraper device of coating machine - Google Patents
Scraper device of coating machine Download PDFInfo
- Publication number
- CN109332106B CN109332106B CN201811396659.8A CN201811396659A CN109332106B CN 109332106 B CN109332106 B CN 109332106B CN 201811396659 A CN201811396659 A CN 201811396659A CN 109332106 B CN109332106 B CN 109332106B
- Authority
- CN
- China
- Prior art keywords
- scraper
- leveling
- plate
- motor
- blade
- 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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- 239000011248 coating agent Substances 0.000 title claims abstract description 23
- 238000000576 coating method Methods 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 4
- 238000010008 shearing Methods 0.000 abstract description 5
- 239000003292 glue Substances 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010345 tape casting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
- B05C11/04—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with blades
- B05C11/048—Scrapers, i.e. metering blades having their edge oriented in the upstream direction in order to provide a reverse angle of attack
Abstract
Coating machine scraper device relates to coating technical field. The device is provided with a scraper, a scraper fixing and angle adjusting mechanism, a scraper leveling mechanism and a scraper Z-axis position adjusting mechanism, wherein the scraper fixing and angle adjusting mechanism is used for fixedly installing the scraper on the top and the side part of the scraper through a scraper installing plate, and the scraper is used for detecting the adjustment angle of the micro-motor through a first pressure detection micro-motor and a second pressure detection micro-motor, simultaneously acquiring real-time pressure feedback, and further carrying out subsequent calculation of shearing force and corresponding mechanical action treatment; the scraper leveling mechanism adjusts the level of the scraper fixing and angle adjusting mechanism through the jacking of the first micrometer head knob, so as to adjust the level of the scraper; the scraper Z-axis position adjusting mechanism is provided with a sliding table, and the Z-axis position of the scraper leveling mechanism is adjusted by adjusting a second micrometer head knob matched with the sliding table, so that the Z-axis position of the scraper is adjusted.
Description
Technical Field
The utility model relates to the technical field of coating, in particular to a coater scraper device applied to roller-free plane coating and capable of adjusting angles and levels on line with high precision.
Background
The coating modes of the prior art coating machine mainly comprise roller coating, spraying and knife coating, wherein most of the coating modes needing to use a knife are roller and knife matching coating. Under the condition of roller-free planar blade coating, in the existing mechanism, the scraper basically has no online high-precision angle adjusting function, and does not have the function of obtaining real-time pressure feedback through a Z-axis pressure detection micro motor, so as to further perform subsequent calculation of shearing force and corresponding mechanical action processing.
Chinese patent CN103350055B discloses a scraper device for a coating machine, comprising a scraper frame connected to a frame of the coating machine, a scraper corresponding to a glue spreader of the coating machine is pressed on the scraper frame through a scraper pressing plate, a scraper frame adjusting shaft parallel to the scraper frame is movably arranged on the frame of the coating machine in a penetrating way, the scraper frame is connected with the scraper frame adjusting shaft in a rotating state around the scraper adjusting shaft, the scraper frame adjusting shaft is fixedly connected with an adjusting worm wheel in a penetrating way, an adjusting worm screw matched with the adjusting worm wheel in a driving way is supported on the frame of the coating machine, and the adjusting worm screw is connected with a hand wheel. The scraper frame which can rotate away from or close to the glue spreader is adopted, the scraper adjusting seat and the fine adjusting cylinder are combined to accurately control the adjustment between the scraper and the glue spreader, and the device has the advantages of simple and compact structure, convenient and accurate adjustment, can effectively ensure that the glue thickness on the glue spreader is uniformly adjusted, and is suitable for the glue spreader with various specifications and the glue spreading thickness.
Chinese patent CN202845274U discloses a coating machine scraper device, including scraper, regulating pulley, mount and regulation bracket, the mount has a scraper groove, and the scraper setting is in the scraper groove, is equipped with two regulating pulleys in the scraper groove and is used for fixed and regulating the scraper, and the mount is by last mount, lower mount fit, is fixed by the fixed pin, and the mount setting is on regulating bracket. The adjusting pulley comprises an adjusting roller), an adjusting button and a connecting piece, wherein the connecting piece penetrates through the tooth path, the connecting piece slides in the tooth path by loosening the adjusting button, the adjusting roller is driven to lift, and the adjusting roller position can be fixed by screwing the adjusting button. The scraper is arranged in the scraper groove, fine adjustment and fastening can be performed through the adjusting pulley in the scraper groove, and the scraper is simple in structure, easy to operate, practical and convenient, so that the gap between the scraper and the coating roller can be adjusted, the coating silicone oil on the film is ensured to be uniform, and the coating quality is ensured.
Disclosure of Invention
The utility model aims to overcome the defects of the prior coating mode and provide a scraper device of a coating machine.
The device is provided with a scraper, a scraper fixing and angle adjusting mechanism, a scraper leveling mechanism and a scraper Z-axis position adjusting mechanism, wherein the scraper fixing and angle adjusting mechanism is used for fixedly installing the scraper on the top and the side part of the scraper through a scraper installing plate, and the scraper is used for detecting the adjustment angle of the micro-motor through a first pressure and a second pressure and simultaneously acquiring real-time pressure feedback so as to further perform subsequent calculation of shearing force and corresponding mechanical action treatment; the scraper leveling mechanism adjusts the level of the scraper fixing and angle adjusting mechanism through the jacking of the first micrometer head knob, so as to adjust the level of the scraper; the scraper Z-axis position adjusting mechanism is provided with a sliding table, and the Z-axis position of the scraper leveling mechanism is adjusted by adjusting a second micrometer head knob matched with the sliding table, so that the Z-axis position of the scraper is adjusted.
The upper surface and the side surface of scraper and scraper fixed plate fixed connection, two side fixed mounting have first spring lower extreme pendant and second spring lower extreme pendant about the scraper fixed plate, and the scraper fixed plate articulates with first connecting plate, articulates and uses the articulated shaft that can lock, the front side fixedly connected with angle adjusting plate of first connecting plate, angle adjusting plate fixedly connected with first pressure detection micro-motor and second pressure detection micro-motor, and first pressure detection micro-motor and second pressure detection micro-motor are used for adjusting the angle of scraper, are close to both sides position fixedly connected with first spring upper end pendant and second spring upper end pendant at angle adjusting plate, and first tension spring and second tension spring are installed respectively between first spring lower extreme pendant and first spring upper end pendant to and between second spring lower extreme pendant and the second spring upper end pendant, provide the ascending fastening pulling force of scraper.
The scraper leveling mechanism is provided with a leveling base body and a leveling connecting block, the leveling connecting block is fixedly connected with a first connecting plate of the scraper fixing and angle adjusting mechanism, the leveling connecting block is embedded into the leveling base body, a first micrometer head knob is arranged on one side of the leveling base body, one side of the leveling connecting block is lifted through the first micrometer head knob, the leveling connecting block and the scraper fixing and angle adjusting mechanism connected with the leveling connecting block can be adjusted horizontally, and a first set screw and a second set screw are connected to a protruding plate on the leveling base body and used for fixing the adjusted horizontal position.
The front plate and the leveling base body fixed connection of slip table, the slip table passes through the front plate Z axle position of second micrometer head knob regulation slip table, and the side-mounting of slip table has third holding screw to be used for locking the slip table position, and the back plate fixed connection of slip table is on Z axle base, Z axle base front side fixedly connected with amesdial fixed block, and the front side table of amesdial fixed block has the clamping position to centre gripping installation amesdial.
Compared with the prior art, the utility model has the beneficial effects that: the utility model can realize the precise adjustment of the Z-axis position, the levelness and the angle of the scraper on line, and the linear precision can reach 0.001mm at most; because the Z-axis position adjustment, the horizontal adjustment and the angle adjustment of the scraper adopt a modularized design, the installation, the disassembly and the maintenance of each part of the scraper are simple and convenient; the scraper is connected with the side part at the top, so that the scraper can be conveniently cleaned and disassembled for multiple times; the pressure of the knife coating can be detected in real time, and the subsequent calculation of the shearing force and the corresponding mechanical action can be performed through the fed back pressure.
Drawings
FIG. 1 is an isometric view of an integral mounting structure according to an embodiment of the present utility model;
FIG. 2 is a front view of the overall mounting structure of an embodiment of the present utility model;
FIG. 3 is a side view of the integral mounting structure of an embodiment of the present utility model;
FIG. 4 is a schematic view of an isometric view of a doctor blade leveling mechanism in accordance with an embodiment of the present utility model in conjunction with a doctor blade securing and angle adjustment mechanism;
FIG. 5 is an elevation view of a doctor blade leveling mechanism in accordance with an embodiment of the present utility model in combination with a doctor blade securing and angle adjustment mechanism;
FIG. 6 is a side view of an embodiment of the present utility model of a doctor blade leveling mechanism in combination with a doctor blade securing and angle adjustment mechanism;
FIG. 7 is an isometric view of a doctor blade attachment and angle adjustment mechanism mounting in accordance with an embodiment of the present utility model;
FIG. 8 is an elevation view of a doctor blade attachment and angle adjustment mechanism in accordance with an embodiment of the present utility model;
fig. 9 is a side view of an embodiment of the doctor blade attachment and angle adjustment mechanism of the utility model.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Referring to fig. 1 to 9, the embodiment of the utility model is provided with a scraper 1, a scraper fixing and angle adjusting mechanism, a scraper leveling mechanism and a scraper Z-axis position adjusting mechanism, wherein the scraper fixing and angle adjusting mechanism is used for fixedly installing the scraper 1 on the top and the side of the scraper 1 through a scraper mounting plate 2, the scraper 1 is used for adjusting the angle through a first pressure detection micro-motor 5 and a second pressure detection micro-motor 6, and simultaneously acquiring real-time pressure feedback so as to further perform subsequent calculation of shearing force and corresponding mechanical action treatment; the scraper leveling mechanism adjusts the level of the scraper fixing and angle adjusting mechanism through the jacking of the first micrometer head knob 13, so as to adjust the level of the scraper 1; the scraper Z-axis position adjusting mechanism is provided with a sliding table, and the second micrometer head knob 20 matched with the sliding table is adjusted to adjust the Z-axis position of the scraper leveling mechanism, so that the Z-axis position of the scraper 1 is adjusted.
The upper surface and the side surface of scraper 1 and scraper fixed plate 2 fixed connection, two side fixed mounting have first spring lower extreme pendant 9 and second spring lower extreme pendant 12 about scraper fixed plate 2, and scraper fixed plate 2 articulates with first connecting plate 3, articulates and uses the articulated shaft that can lock, the front side fixedly connected with angle adjusting plate 4 of first connecting plate 3, angle adjusting plate 4 fixedly connected with first pressure detection micro-motor 5 and second pressure detection micro-motor 6, and first pressure detection micro-motor 5 and second pressure detection micro-motor 6 are used for adjusting the angle of scraper 1, are close to both sides position fixedly connected with first spring upper end pendant 8 and second spring upper end pendant 10 at angle adjusting plate 4, and first tension spring 7 and second tension spring 11 are installed respectively between first spring lower end pendant 9 and first spring upper end pendant 8 to and between second spring lower end pendant 12 and second spring upper end 10, provide the ascending fastening pulling force of scraper 1.
The scraper leveling mechanism is provided with a leveling base body 14 and a leveling connecting block 15, the leveling connecting block 15 is fixedly connected with a first connecting plate 3 of the scraper fixing and angle adjusting mechanism, the leveling connecting block 15 is embedded into the leveling base body 14, a first micrometer head knob 13 is arranged on one side of the leveling base body 14, one side of the leveling connecting block 15 is lifted through the first micrometer head knob 13, the leveling connecting block 15 and the scraper fixing and angle adjusting mechanism connected with the leveling connecting block can be used for adjusting the level, and a first fastening screw 16 and a second fastening screw 17 are connected to a protruding plate on the leveling base body 14 and used for fastening the adjusted level position.
The front plate 18 of slip table and levelling base 14 fixed connection, the slip table passes through the front plate 18Z axle position of second micrometer head knob 20 regulation slip table, and the side mounting of slip table has third holding screw 24 to be used for locking slip table position, and the back plate 19 fixed connection of slip table is on Z axle base 21, and Z axle base 21 front side fixedly connected with amesdial fixed block 22, and the front side table clamping position of amesdial fixed block 22 can the centre gripping installation amesdial 23.
Claims (6)
1. The scraper device of the coating machine is characterized by comprising a scraper, a scraper fixing and angle adjusting mechanism, a scraper leveling mechanism and a scraper Z-axis position adjusting mechanism; the scraper fixing and angle adjusting mechanism is used for fixedly installing a scraper on the top and the side part of the scraper through a scraper mounting plate, and adjusting angles of the scraper through a first pressure detection micro-motor and a second pressure detection micro-motor; the scraper leveling mechanism adjusts the level of the scraper fixing and angle adjusting mechanism through the jacking of the first micrometer head knob, so as to adjust the level of the scraper; the scraper Z-axis position adjusting mechanism is provided with a sliding table, and adjusts the Z-axis position of the scraper leveling mechanism through a second micrometer head knob matched with the sliding table, so that the Z-axis position of the scraper is adjusted;
the upper surface and the side surface of the scraper are fixedly connected with a scraper fixing plate, a first spring lower end hanging piece and a second spring lower end hanging piece are fixedly arranged on the left side surface and the right side surface of the scraper fixing plate, the scraper fixing plate is hinged with a first connecting plate, the front side of the first connecting plate is fixedly connected with an angle adjusting plate, the angle adjusting plate is fixedly connected with a first pressure detecting micro-motor and a second pressure detecting micro-motor, the first pressure detecting micro-motor and the second pressure detecting micro-motor are used for adjusting the angle of the scraper, a first spring upper end hanging piece and a second spring upper end hanging piece are fixedly connected to positions, close to the two sides, of the angle adjusting plate, and a first tension spring and a second tension spring are respectively arranged between the first spring lower end hanging piece and the first spring upper end hanging piece and between the second spring lower end hanging piece and the second spring upper end hanging piece;
the scraper leveling mechanism is provided with a leveling base body and a leveling connecting block, the leveling connecting block is fixedly connected with a first connecting plate of the scraper fixing and angle adjusting mechanism, the leveling connecting block is embedded into the leveling base body, a first micrometer head knob is arranged on one side of the leveling base body, one side of the leveling connecting block is lifted through the first micrometer head knob, and a first set screw and a second set screw are connected to a protruding plate on the leveling base body and used for tightly fixing the adjusted horizontal position;
the front plate and the leveling base body fixed connection of slip table, the slip table passes through the front plate Z axle position of second micrometer head knob regulation slip table, and the side-mounting of slip table has third holding screw to be used for locking slip table position, and the back plate fixed connection of slip table is on Z axle base, Z axle base front side fixedly connected with amesdial fixed block, the front side meter of amesdial fixed block has the centre gripping position centre gripping installation amesdial.
2. The coater blade apparatus as set forth in claim 1, wherein said blade acquires real-time pressure feedback through the first pressure-detecting micro-motor and the second pressure-detecting micro-motor for subsequent calculation of shear force and corresponding mechanical action processing.
3. The coater blade apparatus as set forth in claim 1 wherein said blade leveling mechanism fixes the level of the blade and adjusts the level of the blade by lifting the adjustment blade of the first micrometer head knob.
4. The coater blade apparatus as set forth in claim 1 wherein said blade Z-axis position adjustment mechanism adjusts the Z-axis position of the blade.
5. The coater blade apparatus as set forth in claim 1 wherein said articulation uses a lockable articulation shaft.
6. The coater blade apparatus as set forth in claim 1 wherein said first and second tension springs provide an upward tightening tension of the blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811396659.8A CN109332106B (en) | 2018-11-22 | 2018-11-22 | Scraper device of coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811396659.8A CN109332106B (en) | 2018-11-22 | 2018-11-22 | Scraper device of coating machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109332106A CN109332106A (en) | 2019-02-15 |
| CN109332106B true CN109332106B (en) | 2023-09-22 |
Family
ID=65317207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811396659.8A Active CN109332106B (en) | 2018-11-22 | 2018-11-22 | Scraper device of coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109332106B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823034B (en) * | 2019-03-23 | 2023-07-21 | 广东科隆威智能装备股份有限公司 | Double scraping method of photovoltaic solar printer and double scraping mechanism thereof |
| CN110670410B (en) * | 2019-10-21 | 2022-02-01 | 武汉鑫华腾机电设备有限公司 | Air bag scraper |
| CN112170385B (en) * | 2020-08-31 | 2022-03-22 | 江苏大学 | Laser cleaning device and method for sealing and glue removing of composite material hot-pressing tool |
| CN114501863B (en) * | 2022-03-03 | 2023-12-15 | 芯体素(杭州)科技发展有限公司 | Blade coating alignment calibration device and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005074324A (en) * | 2003-09-01 | 2005-03-24 | Nitto Denko Corp | Coating method and coating device used for the same |
| CN202845274U (en) * | 2012-09-28 | 2013-04-03 | 绍兴旭源新材料科技有限公司 | Scraper device for coater |
| CN103350055A (en) * | 2013-05-31 | 2013-10-16 | 泰兴联创绝缘材料有限公司 | Coater scraper apparatus |
| CN205416080U (en) * | 2016-03-28 | 2016-08-03 | 山东明人福瑞达卫生材料有限公司 | Rubber mixing machine with frictioning function |
| CN105832552A (en) * | 2016-04-19 | 2016-08-10 | 杨鸣 | Glue applying and scraping mechanism of hard capsule glue applying sealing machine |
| CN107983597A (en) * | 2017-12-13 | 2018-05-04 | 中山松德新材料装备有限公司 | A kind of liftable single shaft scraper mechanism |
| CN209156283U (en) * | 2018-11-22 | 2019-07-26 | 领旺（上海）光伏科技有限公司 | A kind of coating machine scraper device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10164773A1 (en) * | 2001-09-03 | 2003-07-17 | Kroenert Max Maschf | Pressure chamber doctor blade |
-
2018
- 2018-11-22 CN CN201811396659.8A patent/CN109332106B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005074324A (en) * | 2003-09-01 | 2005-03-24 | Nitto Denko Corp | Coating method and coating device used for the same |
| CN202845274U (en) * | 2012-09-28 | 2013-04-03 | 绍兴旭源新材料科技有限公司 | Scraper device for coater |
| CN103350055A (en) * | 2013-05-31 | 2013-10-16 | 泰兴联创绝缘材料有限公司 | Coater scraper apparatus |
| CN205416080U (en) * | 2016-03-28 | 2016-08-03 | 山东明人福瑞达卫生材料有限公司 | Rubber mixing machine with frictioning function |
| CN105832552A (en) * | 2016-04-19 | 2016-08-10 | 杨鸣 | Glue applying and scraping mechanism of hard capsule glue applying sealing machine |
| CN107983597A (en) * | 2017-12-13 | 2018-05-04 | 中山松德新材料装备有限公司 | A kind of liftable single shaft scraper mechanism |
| CN209156283U (en) * | 2018-11-22 | 2019-07-26 | 领旺（上海）光伏科技有限公司 | A kind of coating machine scraper device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109332106A (en) | 2019-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200629 Address after: No. 298, Nanxu Avenue, Zhenjiang high tech Zone, Zhenjiang City, Jiangsu Province, 212000 Applicant after: Dazheng (Jiangsu) micro nano technology Co.,Ltd. Address before: 20179 518 Sidian Road, Qingpu District, Shanghai Applicant before: LEADVANCED (SHANGHAI) PHOTOVOLTAIC TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Coating machine scraper device Granted publication date: 20230922 Pledgee: Bank of China Limited Zhenjiang Runzhou Branch Pledgor: Dazheng (Jiangsu) micro nano technology Co.,Ltd. Registration number: Y2024980006540 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |