CN109572158A - A kind of scraper control system based on the printing of single solvent ink - Google Patents

A kind of scraper control system based on the printing of single solvent ink Download PDF

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Publication number
CN109572158A
CN109572158A CN201910095904.XA CN201910095904A CN109572158A CN 109572158 A CN109572158 A CN 109572158A CN 201910095904 A CN201910095904 A CN 201910095904A CN 109572158 A CN109572158 A CN 109572158A
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China
Prior art keywords
scraper
printing
controller
single solvent
solvent ink
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Granted
Application number
CN201910095904.XA
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Chinese (zh)
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CN109572158B (en
Inventor
李春虎
姚根龙
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SHANGHAI YUNCHENG PLATE-MAKING Co Ltd
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SHANGHAI YUNCHENG PLATE-MAKING Co Ltd
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Priority to CN201910095904.XA priority Critical patent/CN109572158B/en
Publication of CN109572158A publication Critical patent/CN109572158A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F9/00Rotary intaglio printing presses
    • B41F9/06Details
    • B41F9/08Wiping mechanisms
    • B41F9/10Doctors, scrapers, or like devices
    • B41F9/1036Clamping and adjusting devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rotary Presses (AREA)

Abstract

The present invention relates to a kind of scraper control systems based on the printing of single solvent ink, including scraper adjustment system, scraper, controller, sensing system, data input device and data server.Compared with prior art, the present invention by sensing system, data input device by intaglio printing when each supplemental characteristic be sent to controller, it is obtained from data server automatically by controller and scrapes dot positions parameter, the pressure between doctor position, scraper angle, scraper and gravure printing roller is regulated and controled so that controller adjusts system by scraper, cooperate the rate of volatilization of solvent in single solvent ink, control is easy, and accuracy is high, and the quality of intaglio printing has been effectively ensured.

Description

A kind of scraper control system based on the printing of single solvent ink
Technical field
The invention belongs to gravure application fields, are related to a kind of scraper control system based on the printing of single solvent ink System.
Background technique
Intaglio printing is first to apply curing ink on the surface of gravure printing roller, then with scraper mechanism by gravure printing roller blank parts Ink removal it is clean, remain in ink only among the ink cell of areas, then under the effect of biggish pressure, ink is turned Surface of the stock is moved on to, printed matter is obtained.Intaglio printing, which belongs to, to be directly printed, and the areas of gravure printing roller is concave, and is recessed Degree has the difference of the depth with the level of image, and white space is raised, and in the same plane.
For in the ink of intaglio printing, solvent to be very important a part.Solvent can not only dissolve various film forming Polymer adjusts viscosity and rheological characteristic, and has a major impact to quality of forming film.Existing printing ink solvent is mostly compound molten Agent, rate of drying are to be determined by the evaporation rate of each component in solvent itself, and evaporation rate is by each in solvent What the boiling point of component itself determined.Such as: the boiling point of quick-drying solvent is generally 100 DEG C -150 DEG C, in dry solvent boiling point it is general It is 150 DEG C -200 DEG C, the boiling point of slow drying solvent is generally 200 DEG C or more.In gravure printing process, when scraping in scraper mechanism By after the ink removal completely of gravure printing roller blank parts, a small amount of ink retained among ink cell is easy to steam in a short time knife Hair causes ink to dry out and can not be transferred to surface of the stock;According to slow drying solvent, then it is easy to cause printing ink transfer to printing Problem slowly not dry behind object surface.Therefore, by the double solvents for selecting multi-solvents to mix, ink can be controlled Rate of drying, and then control the quality of intaglio printing.
However, this rate of drying that ink is adjusted by changing double solvents formula, and then control intaglio printing matter There are many problems for the method for amount.For a long time, gravure printing ink is mostly with the benzene kind solvents such as benzene, dimethylbenzene or ketones solvent Main, benzene kind solvent or ketones solvent in ink not only pollute the environment, but also can cause harm to the human body.Although occurring now Some benzene-free ketone-free ink, but these ink all use the mixed solvent of alcohols, esters, ethers composition, in order to meet VOC row The requirement put needs to first pass through the mixed solvent of activated carbon adsorption gas recovery state, is converted into liquid after then condensing gas Body, then separated and recovered each component of in the mixed solvent by modes such as further rectifying.However, due to solvent composition Complexity needs to consume mass energy to separate and recover to each component in solvent, thus can not meet simultaneously VOC emission and Energy-saving requirement.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide one kind to be based on single solvent The scraper control system of ink printing.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of scraper control system based on the printing of single solvent ink, the system include scraper adjustment system, scraper, control Device, sensing system, data input device and data server processed, wherein
Scraper adjusts system, scrapes dot positions, scraper angle and squeegee pressure for adjusting;
Scraper is arranged in scraper adjustment system, for striking off the excess ink on gravure printing roller;
Controller, for regulating and controlling scraper adjustment system;
Sensing system is used for automatic collection environmental parameter, and environmental parameter is sent to controller;
Data input device is sent to controller for being manually entered printing technology parameter, and by printing technology parameter;
Data server scrapes dot positions parameter and environmental parameter, the associated data of printing technology parameter for storing, It receives the environmental parameter of controller transmission, after printing technology parameter, corresponding dot positions parameter of scraping is sent to controller.
Further, the sensing system includes environment temperature sensor, ambient humidity sensor and gravure printing roller Temperature sensor.Environment temperature sensor, ambient humidity sensor, gravure printing roller temperature sensor are automatic respectively to detect environment temperature Degree, ambient humidity, gravure printing roller temperature, and send data to controller.Environment temperature, ambient humidity, gravure printing roller temperature There is great influence to the evaporation rate of one-component solvent.
Further, the gravure printing roller temperature sensor is Non-contacting Infrared Thermometer.Non-contact infrared is surveyed Warm instrument can measure gravure printing roller temperature using non-contacting mode.
Further, the controller adjusts system, sensing system, data input device, data with scraper respectively Server electrical connection.Controller can carry out data communication by data line and other component.
Further, the controller, scraper adjustment system, sensing system, data input device and data service Wireless communication module is equipped in device, and module carries out wireless communication by wireless communication.Controller can also be by wireless communication Module and other component carry out data communication.
Further, the wireless communication module is 4G module, WIFI module or bluetooth module.
Further, the data input device includes keyboard or writing input board.It is inputted by data input device Gravure printing roller ink cell depth, gravure printing roller outer diameter, coining hardness of rubber roll when intaglio printing, printing species, single solvent oil The data such as solvent type and print speed printing speed in ink, and send data to controller.
Further, scraper adjustment system includes elevating mechanism, the support plate being arranged at the top of elevating mechanism, sets The horizontal adjusting mechanism on support plate is set, the rotating mechanism of horizontal adjusting mechanism one end is set and is arranged in rotating mechanism On scraper mounting plate, the scraper is arranged on scraper mounting plate.Controller passes through to elevating mechanism, horizontal adjusting mechanism And the regulation of rotating mechanism, dot positions, scraper angle and squeegee pressure are scraped in change, to meet practical need when intaglio printing It asks.
Further, the elevating mechanism includes a pair of fixed frame being set side by side and is arranged vertically at solid The top of vertical servo electric cylinders is arranged in the vertical servo electric cylinders determined on frame and be electrically connected with the controller, the support plate, and It is sequentially connected with vertical servo electric cylinders.Under the regulation of controller, vertical servo electric cylinders drive support plate vertical motion, to change The height of support plate.
Further, the horizontal adjusting mechanism includes being arranged horizontally on support plate and being electrically connected with controller The horizontal servo electric cylinders connect and the connecting plate that horizontal servo electric cylinders one end is set and is sequentially connected with horizontal servo electric cylinders.? Under the regulation of controller, horizontal servo electric cylinders drive scraper horizontal movement, to change the position of scraper.
Further, the connecting plate includes connecting plate that is horizontally disposed and being located at horizontal servo electric cylinders one end Horizontal part and the connecting plate vertical portion for being arranged and being located at along the vertical direction connecting plate horizontal part one end, the rotating mechanism are set Set the bottom in connecting plate vertical portion.The outside of connecting plate vertical portion Extension support plate is used for connecting steering mechanism.
Further, connecting plate support component compatible with connecting plate horizontal part is additionally provided on the support plate.Even Plate supports component is from below supported connecting plate, guarantees the levelness and stability of connecting plate.
Further, the connecting plate support component includes that setting is on support plate and parallel with horizontal servo electric cylinders Guide rail and the sliding block that is slidably arranged on guide rail, the bottom of the connecting plate horizontal part is fixedly connected with a slide block.It is horizontal Servo electric cylinders level drive connecting plate horizontal movement, while sliding block with connecting plate together along guide rail slide, always to connecting plate Bottom is supported.
Further, the rotating mechanism includes that the shaft for being rotatably arranged on connecting plate vertical portion bottom and setting exist Connecting plate vertical portion bottom and the shaft stepper motor connecting with rotating shaft transmission, the controller and shaft stepper motor are driven Connection.Under the regulation of controller, shaft stepper motor drives shaft rotation, rotates synchronously the scraper mounting plate in shaft, And then change the tilt angle of scraper.
In existing gravure printing process, scraper scrapes ink dot (contact point between scraper and gravure printing roller) and coining point (coining rubber roller and gravure printing roller between contact point) the distance between be it is fixed, in order to avoid solvent seasoning is too fast or too slow And influence the quality of intaglio printing, it will usually use mixed solvent, and by adjust quick-drying solvent, in dry solvent, slow drying solvent Ratio, to reach suitable rate of drying.However, since this double solvents needs to carry out rectifying separation work after the recovery Sequence, thus there is a problem of that energy consumption is excessively high, cost is excessively high.The present invention changes traditional adjusting thinking, by the solvent in ink It is changed to simplest one-component solvent, the separation process after avoiding solvent recovery can directly recycle to obtain pure single Component solvent.Simultaneously as a small amount of list that scraper after the ink removal completely of gravure printing roller blank parts, will retain among ink cell One solvent ink has that drying is too fast or dried slow because solvent volatility adjusts inconvenience.In order to solve using single The drying that component solvent may occur is too fast or dried slow problem, and the present invention is on the basis using one-component solvent On, the cooperation of system is adjusted by controller and sensing system, data input device, data server and scraper, to lifting Dot positions are scraped in the regulation of mechanism, horizontal adjusting mechanism and rotating mechanism, change, and then change scraper scrapes ink dot and coining point The distance between, while guaranteeing that scraper angle and squeegee pressure immobilize, and then adjust a small amount of ink retained among ink cell The consistency of retention time and guarantee wiping effect before being transferred to stock, to cooperate the evaporation of one-component solvent Rate realizes the control of intaglio printing quality.By this new regulative mode, dexterously avoiding one-component solvent may Existing volatility adjusts inconvenient drawback, makes it possible the popularization and application of one-component solvent, to intaglio printing industry There are huge promotion meanings for change.
When based on the printing of single solvent ink, environment temperature, ambient humidity, gravure printing roller temperature, gravure printing roller online Acupoint depth, gravure printing roller outer diameter, coining hardness of rubber roll, printing species, the solvent type in single solvent ink and printing speed Therefore the quality that the factors such as degree can all influence intaglio printing first passes through a large number of experiments, constantly changes the reality of each factor Value after collecting each factor variation, scrapes the corresponding data of distance between ink dot and coining point, and establishes standard according to these big datas Database, be stored in data server.In practical intaglio printing, controller is according to the number of factor each under current state According to what acquisition was required from data server scrapes dot positions corresponding data, and then to elevating mechanism, horizontal adjusting mechanism and turns Motivation structure is regulated and controled, and is scraped dot positions to change, and guarantee that scraper angle and squeegee pressure immobilize, is met intaglio printing When actual demand.
Compared with prior art, the invention has the characteristics that:
1) each supplemental characteristic when by sensing system, data input device by intaglio printing is sent to controller, by Controller obtains from data server automatically and scrapes dot positions parameter, so that controller adjusts system to scraper position by scraper It sets, the pressure between scraper angle, scraper and gravure printing roller is regulated and controled, the volatilization speed of solvent in cooperation single solvent ink Rate, control is easy, and accuracy is high, and the quality of intaglio printing has been effectively ensured;
2) by using the database stored in data server, when can be according to practical intaglio printing each quality influence because The data of element rapidly and accurately obtain the predetermined Value Data for scraping distance between ink dot and coining point, avoid different operation personnel The drawbacks such as only printing consistency is poor, product quality not can guarantee present in the experience adjustments.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the schematic view of the front view that scraper adjusts system in the present invention;
Fig. 3 is the right side structural representation of rotating mechanism in the present invention;
Description of symbols in figure:
1-support plate, 2-scraper mounting plates, 3-scrapers, 4-fixed frames, 5-vertical servo electric cylinders, 6-horizontal servos Electric cylinders, 7-connecting plates, 701-connecting plate horizontal parts, 702-connecting plate vertical portions, 8-sliding blocks, 9-shafts, 10-shafts step Into motor, 11-data servers, 12-gravure printing rollers, 13-coining rubber rollers, 14-stocks, 15-scrapers adjustment system, 16-controllers, 17-sensing systems, 18-data input devices.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to Following embodiments.
Embodiment 1:
Using the progress intaglio printing of the single solvent ink of following components and parts by weight content: 60 parts of one-component solvent, 20 parts of resin and 12 parts of pigment.Wherein, one-component solvent is n-propyl, and resin is polyether resin, and pigment is carbon black.This is single Solvent ink the preparation method comprises the following steps: first resin is added into one-component solvent, pigment is added after being uniformly dispersed, moves into later It is fully ground in sand mill.
A kind of scraper control system based on the printing of above-mentioned single solvent ink as shown in Figure 1, including scraper adjustment system System 15, scraper 3, controller 16, sensing system 17, data input device 18 and data server 11, wherein scraper adjustment system System 15 scrapes dot positions, scraper angle and squeegee pressure for adjusting;Scraper 3, setting are used in scraper adjustment system 15 Strike off the excess ink on gravure printing roller 12;Controller 16, for regulating and controlling scraper adjustment system 15;Sensing system 17, is used for Automatic collection environmental parameter, and environmental parameter is sent to controller 16;Data input device 18, for being manually entered printer Skill parameter, and printing technology parameter is sent to controller 16;Data server 11 scrapes dot positions parameter and ring for storing The associated data of border parameter, printing technology parameter is receiving the environmental parameter of the transmission of controller 16, after printing technology parameter, Corresponding dot positions parameter of scraping is sent to controller 16.
Sensing system 17 includes environment temperature sensor, ambient humidity sensor and gravure printing roller temperature sensor.It is recessed Forme roller temperature sensor is Non-contacting Infrared Thermometer.
Controller 16 adjusts system 15, sensing system 17, data input device 18, data server 11 with scraper respectively Electrical connection.
Data input device 18 includes keyboard or writing input board.
As shown in Fig. 2, scraper adjustment system 15 includes elevating mechanism, the support plate 1 being arranged at the top of elevating mechanism, setting Horizontal adjusting mechanism on support plate 1, the rotating mechanism that horizontal adjusting mechanism one end is set and it is arranged in rotating mechanism On scraper mounting plate 2, scraper 3 be arranged on scraper mounting plate 2.
Elevating mechanism include a pair of fixed frame 4 being set side by side and be arranged vertically on fixed frame 4 and with control The vertical servo electric cylinders 5 of device processed electrical connection, support plate 1 are arranged in the top of vertical servo electric cylinders 5, and with vertical servo electric cylinders 5 Transmission connection.
Horizontal adjusting mechanism includes being arranged horizontally at the horizontal servo electricity on support plate 1 and being electrically connected with the controller Cylinder 6 and the connecting plate 7 that 6 one end of horizontal servo electric cylinders is set and is sequentially connected with horizontal servo electric cylinders 6.Connecting plate 7 includes Connecting plate horizontal part 701 that is horizontally disposed and being located at 6 one end of horizontal servo electric cylinders and along the vertical direction setting and position In the connecting plate vertical portion 702 of 701 one end of connecting plate horizontal part, the bottom of connecting plate vertical portion 702 is arranged in rotating mechanism.Branch Connecting plate support component compatible with connecting plate horizontal part 701 is additionally provided on board 1.
Connecting plate support component includes being arranged on support plate 1 and the guide rail parallel with horizontal servo electric cylinders 6 and cunning The dynamic sliding block 8 being arranged on guide rail, the bottom of connecting plate horizontal part 701 is fixedly connected with sliding block 8.
As shown in figure 3, rotating mechanism includes that the shaft 9 for being rotatably arranged on 702 bottom of connecting plate vertical portion and setting exist 702 bottom of connecting plate vertical portion and the shaft stepper motor 10 being sequentially connected with shaft 9, controller and shaft stepper motor 10 pass Dynamic connection.
When intaglio printing, stock 14 is across gravure printing roller 12 and coining rubber roller 13.First in the table of gravure printing roller 12 Single solvent ink is coated in face, is then removed completely the ink of 12 blank parts of gravure printing roller with scraper 3, is retained ink only Among the ink cell of areas, then by the extruding between coining rubber roller 13 and gravure printing roller 12, acted in biggish pressure Under, by single solvent printing ink transfer to 14 surface of stock, obtain printed matter.
Embodiment 2:
In the present embodiment, controller 16, scraper adjustment system 15, sensing system 17, data input device 18 and data Wireless communication module is equipped in server 11, and module carries out wireless communication by wireless communication.Wireless communication module is 4G Module, WIFI module or bluetooth module.Remaining is the same as embodiment 1.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention. Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be of the invention Within protection scope.

Claims (8)

1. a kind of scraper control system based on the printing of single solvent ink, which is characterized in that the system includes scraper adjustment system System (15), scraper (3), controller (16), sensing system (17), data input device (18) and data server (11), In,
Scraper adjusts system (15), scrapes dot positions, scraper angle and squeegee pressure for adjusting;
Scraper (3), setting is in scraper adjustment system (15), for striking off the excess ink on gravure printing roller (12);
Controller (16), for regulating and controlling scraper adjustment system (15);
Sensing system (17) is used for automatic collection environmental parameter, and environmental parameter is sent to controller (16);
Data input device (18) is sent to controller for being manually entered printing technology parameter, and by printing technology parameter (16);
Data server (11) scrapes dot positions parameter and environmental parameter, the associated data of printing technology parameter for storing, It receives the environmental parameter of controller (16) transmission, after printing technology parameter, corresponding dot positions parameter of scraping is sent to control Device (16) processed.
2. a kind of scraper control system based on the printing of single solvent ink according to claim 1, which is characterized in that institute The sensing system (17) stated includes environment temperature sensor, ambient humidity sensor and gravure printing roller temperature sensor.
3. a kind of scraper control system based on the printing of single solvent ink according to claim 2, which is characterized in that institute The gravure printing roller temperature sensor stated is Non-contacting Infrared Thermometer.
4. a kind of scraper control system based on the printing of single solvent ink according to claim 1, which is characterized in that institute The controller (16) stated adjusts system (15), sensing system (17), data input device (18), data service with scraper respectively Device (11) electrical connection.
5. a kind of scraper control system based on the printing of single solvent ink according to claim 1, which is characterized in that institute Controller (16), scraper adjustment system (15), sensing system (17), data input device (18) and the data server stated (11) it is equipped with wireless communication module in, and module carries out wireless communication by wireless communication.
6. a kind of scraper control system based on the printing of single solvent ink according to claim 5, which is characterized in that institute The wireless communication module stated is 4G module, WIFI module or bluetooth module.
7. a kind of scraper control system based on the printing of single solvent ink according to claim 1, which is characterized in that institute The data input device (18) stated includes keyboard or writing input board.
8. a kind of scraper control system based on the printing of single solvent ink according to claim 1, which is characterized in that institute Scraper adjustment system (15) stated includes elevating mechanism, the support plate being arranged at the top of elevating mechanism (1), is arranged in support plate (1) horizontal adjusting mechanism on is arranged in the rotating mechanism of horizontal adjusting mechanism one end and scraping on rotating mechanism is arranged in Knife mounting plate (2), the scraper (3) are arranged on scraper mounting plate (2).
CN201910095904.XA 2019-01-31 2019-01-31 Scraper control system based on single solvent ink printing Active CN109572158B (en)

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