CN114311962A - Novel printing ink scraper device - Google Patents
Novel printing ink scraper device Download PDFInfo
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- CN114311962A CN114311962A CN202110077634.7A CN202110077634A CN114311962A CN 114311962 A CN114311962 A CN 114311962A CN 202110077634 A CN202110077634 A CN 202110077634A CN 114311962 A CN114311962 A CN 114311962A
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- cavity
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Abstract
The invention discloses a novel ink scraper device, which comprises a rack, a reticulate pattern roller, a scraper component, a rotating seat assembly, a locking and positioning component and a fine adjustment component, wherein the rack is provided with a plurality of cross-sectional shapes; the anilox roller is horizontally erected on the rack, and a rotating seat assembly is arranged on the left side of the anilox roller; a scraper component is fixedly arranged on the right end face of the rotary seat assembly; two sides of the bottom end of the rotating seat assembly are hinged with the rack through rotating shafts and can rotate around the rotating shafts to open and close; the top of the rotating seat assembly is provided with a locking and positioning component; the locking and positioning assembly comprises a pull rod, an insertion shaft and a jacking cylinder; the pull rod and the insertion shaft are arranged at the top of the rotating seat assembly, and the pull rod is connected with the insertion shaft and can pull the insertion shaft to slide left and right; the left end and the right end of the rack are respectively provided with an inserting shaft clamping groove, and one side of the inserting shaft clamping groove is provided with a jacking cylinder. The novel ink scraper device is simple and reasonable in structure and stable in operation; the scraper is convenient to mount and dismount; the roller cleaning device is convenient and efficient to clean residual ink stains on the roller, is convenient to recover ink, and is energy-saving and environment-friendly.
Description
Technical Field
The invention relates to printing equipment, in particular to a novel ink scraper device.
Background
A press doctor is a sheet (both metallic and non-metallic) on a press that is used to scrape excess ink off the surface of the cylinder, and removal of ink in the non-patterned areas is a key issue during each print run. In offset printing, this control is a complex process of ink transfer, including ink, plate, and paper; in gravure printing, it is a mechanical operation, relatively simple, but it has its own uniqueness. The ink doctor blade must have high wear resistance and high efficiency to ensure high quality of printing and it must be compatible with the long-lasting and high speed requirements of modern intaglio printing. But current printing machine scraper, scraper and knife rest are mostly fixed connection, and the fixed connection mode is complicated, and inconvenient maintenance is changed, has wasted a large amount of time, delays production, and can't realize the fine setting of scraper on the knife rest, causes product quality not good.
Disclosure of Invention
The invention aims to provide a novel ink scraper device which is simple and reasonable in structure and stable in operation; the scraper is convenient to mount and dismount; the ink stain cleaning device is also convenient and efficient for cleaning residual ink stains on the roller (anilox roller), is convenient for recovering ink, and is energy-saving and environment-friendly.
In order to solve the technical problems, the invention adopts the technical scheme that:
a novel ink scraper device comprises a rack, a reticulate pattern roller, a scraper component, a rotating assembly, a locking and positioning component and a fine adjustment component;
the anilox roller is horizontally erected on the rack, and a rotating assembly is arranged on the left side of the anilox roller; a scraper component is fixedly arranged on the right end face of the rotating assembly;
two sides of the bottom end of the rotating assembly are hinged with the rack through rotating shafts and can rotate around the rotating shafts to open and close; the top of the rotating assembly is provided with a locking and positioning component;
the locking and positioning assembly comprises a pull rod, an insertion shaft and a jacking cylinder; the pull rod and the insertion shaft are arranged at the top of the rotating assembly, and the pull rod is connected with the insertion shaft and can pull the insertion shaft to slide left and right. The left end and the right end of the rack are respectively provided with an inserting shaft clamping groove, and one side of the inserting shaft clamping groove is provided with a jacking cylinder; when the inserted shaft is inserted into the inserted shaft clamping groove, the tightly-pushing cylinder on one side compresses the inserted shaft, and the rotating assembly is opened, closed and locked fixedly in the mode.
The fine adjustment assembly comprises an adjusting screw rod, the adjusting screw rod is connected onto the rack in a threaded mode, the front end face of the adjusting screw rod abuts against the end face of the rotating assembly, and the fine adjustment of the position of the scraper is achieved by feeding the adjusting screw rod through a knob and pushing the rotating assembly.
The scraper component comprises a cleaning beam frame, a tool apron, a scraper, an air bag and a tensioning gasket; the cleaning beam frame is vertically arranged, a strip-shaped groove used for fixing the tool apron is formed in the bottom of the cleaning beam frame, and the strip-shaped groove penetrates through the front end face and the rear end face of the cleaning beam frame. The tool apron is a strip-shaped metal plate, and a raised strip-shaped inserting plate is arranged on the left side surface of the tool apron; the strip-shaped inserting plates extend to the front end and the rear end of the tool apron; the strip-shaped plugboards are inserted into the strip-shaped grooves. The top of the cutter holder is provided with a cavity groove, and the cavity groove comprises a scraper inserting cavity and an air bag installation cavity; the scraper is inserted in the scraper insertion cavity, and the air bag is arranged in the air bag installation cavity; a tensioning gasket is inserted between the scraper and the air bag. Preferably, the cross section of the tensioning gasket is a 7-shaped plate, the bottom end of the tensioning gasket is inserted into the cavity groove, and the upper section of the tensioning gasket is attached to the top surface of the cutter holder and clamped. The scraper inserting cavity is a flat inserting groove and extends to the front end face and the rear end face of the cutter holder; the air bag installation cavity is a cylindrical cavity and extends to the front end face and the rear end face of the cutter holder; the scraper inserting cavity and the air bag mounting cavity are communicated with each other; the end face (front end or rear end) of the air bag is provided with a one-way valve and an exhaust valve. In order to better clean the residual ink stain of the roller, the upper part of the cleaning beam frame is provided with two cavities which are respectively an air cavity and a water cavity; preferably, the cavity is a cylindrical cavity. The air cavity and the water cavity are respectively horizontally arranged and penetrate through the front end face and the rear end face of the cleaning beam frame, and the air cavity is arranged above the water cavity; the rear sides of the air cavity and the water cavity are connected with an end seal (rubber plug) for sealing the rear end of the cavity; the front end of the air cavity is connected with an air source (an air pump) through an air pipe and can be used for introducing cleaning fluid, and the water cavity is connected with a water source (a water pump) through a water pipe; a plurality of rows of air injection holes and water spray holes are arranged in the inner side of the cleaning beam frame; the air injection hole is communicated with the air cavity, and the water spray hole is communicated with the water cavity.
The inner side of the lower part of the cleaning beam frame is provided with a groove, the groove is matched with the scraper and the outer wall of the anilox roller to form an ink tank, and coloring ink for printing is contained in the ink tank.
When the anilox roller needs to be cleaned and residual ink stains are remained, the air pump and the water pump are started, and high-pressure air flow and air flow are sprayed out of the air holes and the water holes and are jetted to the surface of the anilox roller when passing through the air cavity and the water cavity, so that the rotary anilox roller is cleaned.
And an ink recovery device is also arranged at the bottom of the rotating seat assembly.
When the scraper is assembled and assembled according to the connection relation, the air bag is inflated to expand the air bag, the left side of the air bag extrudes the tensioning base plate, and the tensioning base plate compresses the scraper, so that the scraper is installed and fixed; when the air bag is deflated, the scraper can be detached. The top of the scraper is in contact with the surface of the rotary roller, and the scraper has certain flexible buffering performance due to the fact that the air bag is tensioned and fixed, so that loss of a contact part of the scraper and the roller can be reduced.
The invention has the beneficial effects that:
the structure is simple and reasonable, and the operation is stable; the scraper is convenient to mount and dismount; the roller cleaning device is convenient and efficient to clean residual ink stains on the roller, is convenient to recover ink, and is energy-saving and environment-friendly.
Drawings
FIG. 1 is a schematic structural view (side view) of a novel ink doctor blade assembly of the present invention;
FIG. 2 is a schematic structural view (cross-sectional view) of a novel ink scraper apparatus of the present invention;
FIG. 3 is a schematic structural view of the inventive doctor assembly;
FIG. 4 is a schematic view of the tool holder of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings. Here, the description of the embodiments is provided to help understand the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-4, a novel ink scraper device comprises a frame 0, a anilox roller 1, a scraper component 2, a rotating seat assembly 3, a locking and positioning component 4 and a fine adjustment component;
the anilox roller 1 is horizontally erected on the rack 0, and a rotating seat assembly 3 is arranged on the left side of the anilox roller; a scraper component 2 is fixedly arranged on the right end face of the rotary seat assembly 3;
two sides of the bottom end of the rotating seat assembly 3 are hinged with the frame 0 through a rotating shaft 5 and can rotate around the rotating shaft 5 to open and close; the top of the rotating seat assembly 3 is provided with a locking and positioning component 4;
the locking and positioning assembly 4 comprises a pull rod 41, an inserting shaft 42 and a jacking cylinder; the pull rod 41 and the insertion shaft 42 are arranged at the top of the rotary base assembly 3, and the pull rod 41 is connected with the insertion shaft 42 and can pull the insertion shaft 42 to slide left and right. The left end and the right end of the rack 0 are respectively provided with an inserting shaft clamping groove 01, and one side of the inserting shaft clamping groove 01 is provided with a jacking cylinder; when the inserting shaft 42 is inserted into the inserting shaft clamping groove 01, the tightly-pushing cylinder on one side compresses the inserting shaft 42, and the opening, closing and locking of the rotating seat assembly 3 are realized in the above mode.
The fine adjustment component comprises an adjusting screw rod, the adjusting screw rod is connected onto the rack 0 in a threaded mode, the front end face of the adjusting screw rod abuts against the end face of the rotating seat assembly 3, and the fine adjustment of the position of the scraper 23 is achieved by feeding the adjusting screw rod through a knob and pushing the rotating seat assembly 3.
The scraper component 2 comprises a cleaning beam frame 21, a tool apron 22, a scraper 23, an air bag 24 and a tensioning gasket 25; the cleaning beam frame 21 is vertically arranged, a strip-shaped groove 211 for installing and fixing the tool apron 22 is formed in the bottom of the cleaning beam frame, and the strip-shaped groove 211 penetrates through the front end face and the rear end face of the cleaning beam frame 21. The tool apron 22 is a strip-shaped metal plate, and a raised strip-shaped inserting plate 221 is arranged on the left side surface of the tool apron; the strip-shaped inserting plates 221 extend to the front end and the rear end of the tool apron 22; the strip-shaped inserting plates 221 are inserted into the strip-shaped grooves 211. The top of the cutter holder 22 is provided with a cavity groove, and the cavity groove comprises a scraper inserting cavity 222 and an air bag installation cavity 223; the scraper 23 is inserted into the scraper insertion cavity 222, and the air bag 24 is arranged in the air bag installation cavity 223; a tension washer 25 is interposed between the doctor blade 23 and the air bag 24. Preferably, the cross section of the tension pad 25 is a 7-shaped plate, the bottom end of the tension pad is inserted into the cavity groove, and the upper section of the tension pad is attached to the top surface of the tool apron 22 and clamped. The blade insertion cavity 222 is a flat slot extending to the front and rear end surfaces of the tool holder 22; the air bag installation cavity 223 is a cylindrical cavity extending to the front and rear end faces of the tool apron 22; the scraper inserting cavity 222 and the air bag mounting cavity 223 are communicated with each other; the end face (front end or rear end) of the air bag 24 is provided with a one-way valve and an exhaust valve. For better cleaning the residual ink stain of the roller, the upper part of the cleaning beam frame 21 is provided with two cavities, namely an air cavity 212 and a water cavity 213. The air cavity 212 and the water cavity 213 are respectively horizontally arranged and penetrate through the front end face and the rear end face of the cleaning beam frame 21, and the air cavity 212 is arranged on the water cavity 213; the rear sides of the air cavity 212 and the water cavity 213 are connected with end seals (rubber plugs) for sealing the rear ends of the cavities; the front end of the air cavity 212 is connected with an air source (an air pump) through an air pipe and can be used for introducing cleaning liquid, and the water cavity 213 is connected with a water source (a water pump) through a water pipe; a plurality of rows of air injection holes 214 and water injection holes 215 are arranged on the inner side of the cleaning beam frame 21; the gas injection hole is communicated with the gas cavity 212, and the water injection hole 215 is communicated with the water cavity 213.
The inner side of the lower part of the cleaning beam frame 21 is provided with a groove, the groove is matched with the scraper 23 and the outer wall of the anilox roller 1 to form an ink tank 8, and coloring ink for printing is contained in the ink tank 8.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and still fall within the scope of the invention.
Claims (8)
1. The utility model provides a novel printing ink scraper device which characterized in that: the device comprises a frame, a reticulate pattern roller, a scraper component, a rotating seat assembly, a locking and positioning component and a fine adjustment component;
the anilox roller is horizontally erected on the rack, and a rotating seat assembly is arranged on the left side of the anilox roller; a scraper component is fixedly arranged on the right end face of the rotary seat assembly;
two sides of the bottom end of the rotating seat assembly are hinged with the rack through rotating shafts and can rotate around the rotating shafts to open and close; the top of the rotating seat assembly is provided with a locking and positioning component;
the locking and positioning assembly comprises a pull rod, an insertion shaft and a jacking cylinder; the pull rod and the insertion shaft are arranged at the top of the rotating seat assembly, and the pull rod is connected with the insertion shaft and can pull the insertion shaft to slide left and right; the left end and the right end of the rack are respectively provided with an inserting shaft clamping groove, and one side of the inserting shaft clamping groove is provided with a jacking cylinder.
2. The novel ink doctor apparatus according to claim 1, characterized in that: the scraper component comprises a cleaning beam frame, a tool apron, a scraper, an air bag and a tensioning gasket.
3. The novel ink doctor apparatus according to claim 2, characterized in that: the cleaning beam frame is vertically arranged, the bottom of the cleaning beam frame is provided with a strip-shaped groove for mounting and fixing the tool apron, and the strip-shaped groove penetrates through the front end face and the rear end face of the cleaning beam frame; the tool apron is a strip-shaped metal plate, and a raised strip-shaped inserting plate is arranged on the left side surface of the tool apron; the strip-shaped inserting plates extend to the front end and the rear end of the tool apron; the strip-shaped plugboards are inserted into the strip-shaped grooves; the top of the cutter holder is provided with a cavity groove, and the cavity groove comprises a scraper inserting cavity and an air bag installation cavity; the scraper is inserted in the scraper insertion cavity, and the air bag is arranged in the air bag installation cavity; a tensioning gasket is inserted between the scraper and the air bag.
4. The new ink doctor apparatus as claimed in claim 3, characterized in that: the scraper inserting cavity is a flat inserting groove and extends to the front end face and the rear end face of the cutter holder; the air bag installation cavity is a cylindrical cavity and extends to the front end face and the rear end face of the cutter holder; the scraper inserting cavity and the air bag mounting cavity are communicated with each other; the end face of the air bag is provided with a one-way valve and an exhaust valve.
5. The new ink doctor apparatus according to claim 3 or 4, characterised in that: the upper part of the cleaning beam frame is provided with two cavities, namely an air cavity and a water cavity; the air cavity and the water cavity are respectively horizontally arranged and penetrate through the front end face and the rear end face of the cleaning beam frame, and the air cavity is arranged above the water cavity; the rear sides of the air cavity and the water cavity are connected with end seals for sealing the rear end of the cavity; the front end of the air cavity is connected with an air source through an air pipe, and the water cavity is connected with a water source through a water pipe; a plurality of rows of air injection holes and water spray holes are arranged in the inner side of the cleaning beam frame; the air injection hole is communicated with the air cavity, and the water spray hole is communicated with the water cavity.
6. The novel ink doctor apparatus as claimed in claim 5, characterized in that: the inner side of the lower part of the cleaning beam frame is provided with a groove, the groove is matched with the scraper and the outer wall of the anilox roller to form an ink tank, and coloring ink for printing is contained in the ink tank.
7. The novel ink doctor apparatus as claimed in claim 5, characterized in that: the fine adjustment component comprises an adjusting screw rod, the adjusting screw rod is connected onto the rack in a threaded mode, and the front end face of the adjusting screw rod is attached to the end face of the rotating seat assembly.
8. The novel ink doctor apparatus as claimed in claim 5, characterized in that: and an ink recovery device is also arranged at the bottom of the rotating seat assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110077634.7A CN114311962A (en) | 2021-01-21 | 2021-01-21 | Novel printing ink scraper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110077634.7A CN114311962A (en) | 2021-01-21 | 2021-01-21 | Novel printing ink scraper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114311962A true CN114311962A (en) | 2022-04-12 |
Family
ID=81044283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110077634.7A Pending CN114311962A (en) | 2021-01-21 | 2021-01-21 | Novel printing ink scraper device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114311962A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI794120B (en) * | 2022-06-20 | 2023-02-21 | 至善實業股份有限公司 | How to improve printing quality of gravure printing machine |
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| CN2803703Y (en) * | 2005-03-15 | 2006-08-09 | 无锡宝南机器制造有限公司 | Pneumatic ink scrapping and cleaning appts |
| CN104417042A (en) * | 2013-09-03 | 2015-03-18 | 上海鼎龙机械有限公司 | Printing and slotting die cutting machine with flow adjusting control devices on printing part |
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| CN206796830U (en) * | 2017-05-02 | 2017-12-26 | 广州励健自动化设备有限公司 | A kind of cleaning device for being used to clean doctor blade system |
| CN206796823U (en) * | 2017-05-02 | 2017-12-26 | 广州励健自动化设备有限公司 | A kind of ink-scraping device link gear of achievable automation mechanized operation |
| CN208101381U (en) * | 2018-04-20 | 2018-11-16 | 合肥卓骏彩印有限公司 | A kind of print roller Ink scraper |
| CN208452512U (en) * | 2018-06-29 | 2019-02-01 | 佛山市高明汇龙机械有限公司 | A kind of the scraper holder trigger and scraper of rapid changing knife |
| CN208712280U (en) * | 2018-08-16 | 2019-04-09 | 郑州鼎力新能源技术有限公司 | The dryer scraper being axially movable |
| CN110091589A (en) * | 2018-12-13 | 2019-08-06 | 株洲三新包装技术有限公司 | The doctor knife rest of inward at both ends water spray Air blowing cleaning |
| CN110091588A (en) * | 2018-12-13 | 2019-08-06 | 株洲三新包装技术有限公司 | A kind of wiping chamber of inward at both ends water horning |
| CN211251803U (en) * | 2019-10-31 | 2020-08-14 | 湖南鹤祥包装有限公司 | Quick scraper replacing device |
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2021
- 2021-01-21 CN CN202110077634.7A patent/CN114311962A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2803703Y (en) * | 2005-03-15 | 2006-08-09 | 无锡宝南机器制造有限公司 | Pneumatic ink scrapping and cleaning appts |
| CN104417042A (en) * | 2013-09-03 | 2015-03-18 | 上海鼎龙机械有限公司 | Printing and slotting die cutting machine with flow adjusting control devices on printing part |
| CN106671593A (en) * | 2015-11-08 | 2017-05-17 | 重庆市鹏程印务有限公司 | Turning type enclosed cavity scraping blade device of central cylinder type flexo printing machine |
| CN206796830U (en) * | 2017-05-02 | 2017-12-26 | 广州励健自动化设备有限公司 | A kind of cleaning device for being used to clean doctor blade system |
| CN206796823U (en) * | 2017-05-02 | 2017-12-26 | 广州励健自动化设备有限公司 | A kind of ink-scraping device link gear of achievable automation mechanized operation |
| CN208101381U (en) * | 2018-04-20 | 2018-11-16 | 合肥卓骏彩印有限公司 | A kind of print roller Ink scraper |
| CN208452512U (en) * | 2018-06-29 | 2019-02-01 | 佛山市高明汇龙机械有限公司 | A kind of the scraper holder trigger and scraper of rapid changing knife |
| CN208712280U (en) * | 2018-08-16 | 2019-04-09 | 郑州鼎力新能源技术有限公司 | The dryer scraper being axially movable |
| CN110091589A (en) * | 2018-12-13 | 2019-08-06 | 株洲三新包装技术有限公司 | The doctor knife rest of inward at both ends water spray Air blowing cleaning |
| CN110091588A (en) * | 2018-12-13 | 2019-08-06 | 株洲三新包装技术有限公司 | A kind of wiping chamber of inward at both ends water horning |
| CN211251803U (en) * | 2019-10-31 | 2020-08-14 | 湖南鹤祥包装有限公司 | Quick scraper replacing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI794120B (en) * | 2022-06-20 | 2023-02-21 | 至善實業股份有限公司 | How to improve printing quality of gravure printing machine |
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Application publication date: 20220412 |
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