CN208946883U - A kind of high speed ink droplet means for anti-jamming - Google Patents
A kind of high speed ink droplet means for anti-jamming Download PDFInfo
- Publication number
- CN208946883U CN208946883U CN201821304650.5U CN201821304650U CN208946883U CN 208946883 U CN208946883 U CN 208946883U CN 201821304650 U CN201821304650 U CN 201821304650U CN 208946883 U CN208946883 U CN 208946883U
- Authority
- CN
- China
- Prior art keywords
- ink
- air knife
- air
- jet printing
- jamming
- 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.)
- Active
Links
Landscapes
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Ink Jet (AREA)
Abstract
The utility model provides a kind of high speed ink droplet means for anti-jamming, solves the technical issues of causing ink jet precision to decline with print speed printing speed rising in existing printing process.Means for anti-jamming includes air knife, and the air curtain for being used to form controlled in real-time offsets the interference wind energy that ink-jet printing medium motion generates.The counteracting wind energy formed using air knife air curtain is offset the crosswind that ink-jet printing medium high-speed motion is formed and flows injection direction precision and ink droplet integrality that the interference wind energy to be formed guarantees ink-jet ink-droplet to ink-jet ink-droplet direction.
Description
Technical field
The utility model relates to fluid regulation techniques fields, and in particular to a kind of high speed ink droplet means for anti-jamming.
Background technique
The basic structure of existing ink-jet printing technology is as shown in Figure 1.In Fig. 1,02 inkjet direction of spray head and ink-jet printing
The direction of motion of medium 01 (i.e. the sheet medias such as printing paper) is vertical, and the high-speed motion of ink-jet printing medium 01 forms crosswind and makes
Effective ink droplet is influenced to generate and laterally drifts to form deflected droplets by crosswind, or broken formed scatters ink droplet, with print speed printing speed
Raising will cause ink-jetting pattern precision continuous decrease.
Utility model content
In view of the above problems, the utility model embodiment provides a kind of high speed ink droplet means for anti-jamming, solves existing printing
The technical issues of causing ink jet precision to decline with print speed printing speed rising in the process.
The high speed ink droplet means for anti-jamming of the utility model embodiment, including air knife, are used to form the air curtain of controlled in real-time
Offset the interference wind energy that ink-jet printing medium motion generates.
In an embodiment of the present invention, the air knife includes the first air knife, and first air knife is arranged after print head
Side, first air knife form plane air curtain, and the plane air curtain is held close to the ink-jet printing dielectric surface with the ink-jet
The surface for printing medium is parallel.
In an embodiment of the present invention, the air knife includes the second air knife and third air knife, second air knife and institute
The setting of third air knife is stated to be symmetricly set on the ink-jet printing in print head rear, second air knife and the third air knife and be situated between
The symmetry axis two sides of matter, second air knife is towards the third air knife side in front of the print head, third air knife court
To second air knife side in front of the print head, the plane air curtain that second air knife and the third air knife are formed is close
The ink-jet printing medium, it is parallel with the surface of the ink-jet printing medium.
In an embodiment of the present invention, the air knife includes the first air knife, and first air knife is arranged before print head
Side, first air knife form plane air curtain, and the extending direction of the plane air curtain is by oblique in front of the spray head of the print head
The direction of motion of the ink-jet printing dielectric surface.
In an embodiment of the present invention, further includes a Collecting Pattern camera, sprayed for acquiring single ink-jet ink-droplet
The single drop pattern formed on black printing medium 01.
It further include a Collecting Pattern camera in an embodiment of the present invention, for acquiring 01 table of ink-jet printing medium
The movement mark pattern in face.
In an embodiment of the present invention, the air curtain thickness that each air knife is formed is adjustable, be effective ink-jet ink-droplet diameter 1 to
6 times.
The high speed ink droplet means for anti-jamming of the utility model embodiment offsets spray using the counteracting wind energy that air knife air curtain is formed
The crosswind that black printing medium high-speed motion is formed flows the spray that the interference wind energy to be formed guarantees ink-jet ink-droplet to ink-jet ink-droplet direction
Penetrate directional precision and ink droplet integrality.
Detailed description of the invention
Fig. 1 show the spray regime schematic diagram of ink droplet in existing ink-jet printing technology.
Fig. 2 show the left side view schematic diagram of an embodiment of the present invention high speed ink droplet means for anti-jamming.
Fig. 3 show the schematic top plan view of another embodiment high speed ink droplet means for anti-jamming of the utility model.
Fig. 4 show the left side view schematic diagram of the utility model another embodiment high speed ink droplet means for anti-jamming.
Fig. 5 show the flow chart of an embodiment of the present invention high speed ink droplet anti-interference method.
Specific embodiment
It is below in conjunction with attached drawing and specifically real to be clearer and more clear the purpose of this utility model, technical solution and advantage
Applying mode, the utility model is described in further detail.Obviously, described embodiment is only that the utility model a part is implemented
Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, fall within the protection scope of the utility model.
The high speed ink droplet means for anti-jamming of the utility model embodiment includes air knife, and the air curtain for being used to form controlled in real-time supports
The interference wind energy that the ink-jet printing medium motion that disappears generates.
The high speed ink droplet means for anti-jamming of the utility model embodiment offsets spray using the counteracting wind energy that air knife air curtain is formed
The crosswind that black printing medium high-speed motion is formed flows the spray that the interference wind energy to be formed guarantees ink-jet ink-droplet to ink-jet ink-droplet direction
Penetrate directional precision and ink droplet integrality.
The high speed ink droplet means for anti-jamming of an embodiment of the present invention is as shown in Figure 2.In Fig. 2, print head 02 is located at
The top of ink-jet printing medium 01,10 injection direction of spray head of 02 bottom of print head and 01 surface of ink-jet printing medium keep basic
Vertically, for ink-jet printing medium 01 by moving horizontally in front of the rear direction of print head 02, spray head 10 includes several linear rows
The direction of motion of column, the arrangement extending direction and ink-jet printing medium 01 of spray head 10 is substantially vertical.
First air knife 20 is set at the rear of print head 02, the first air knife 20 forms plane air curtain, and plane air curtain is close to spray
Black 01 surface of printing medium, it is substantially parallel with the surface of ink-jet printing medium 01.
The high speed ink droplet means for anti-jamming of the utility model embodiment is overcome using the air curtain wind energy that the first air knife 20 is formed
The crosswind that 01 high-speed motion of ink-jet printing medium is formed.The crosswind that 01 high-speed motion of ink-jet printing medium is formed is to after print head 02
Fang Liudong is formed interference wind energy (Xiang Fengneng after i.e.), and the first air knife 20 forms controlled planes air curtain, and controlled planes air curtain direction is beaten
It prints to be formed in front of head 02 and offsets wind energy (Xiang Fengneng before i.e.), counteracting wind energy offsets interference wind energy in real time and guarantees that ink droplet is not held by ink-jet
The interference for printing the movement velocity of medium 01, guarantees the injection direction precision and ink droplet integrality of ink-jet ink-droplet.
It in an embodiment of the utility model, further include a Collecting Pattern camera 30, for acquiring single ink-jet ink-droplet
The single drop pattern formed on ink-jet printing medium 01.30 side of Collecting Pattern camera (preferably at 10 rear of spray head) is other
Axis setting.The high speed ink droplet means for anti-jamming of the utility model embodiment passes through the single ink droplet that Collecting Pattern camera 30 acquires
Pattern and ink droplet die plate pattern, which compare, obtains residual interference wind energy to the influence degree of single ink-jet ink-droplet, and as adjustment foundation
The remaining backward wind energy of wind energy counteracting is offset in adjustment in real time to be influenced, and is further ensured that the injection direction precision of ink-jet ink-droplet and ink droplet are complete
Whole property.
In an embodiment of the utility model, Collecting Pattern camera 30 is individually or simultaneously also used to acquire ink-jet printing Jie
The movement mark pattern on 01 surface of matter.The real time rate of ink-jet printing medium 01 can be identified by motion pattern.Collecting Pattern
Camera 30 can use time-multiplexed acquisition mode for acquiring motion pattern and single drop pattern simultaneously.
The high speed ink droplet means for anti-jamming of the utility model embodiment passes through the motion diagram that Collecting Pattern camera 30 acquires
Case can obtain the real time kinematics rate of ink-jet printing medium 01, and real time kinematics rate can be used as adjustment and offset wind energy in real time
Control parameter.
The high speed ink droplet means for anti-jamming of an embodiment of the present invention is as shown in Figure 3.In Fig. 3, the present embodiment with it is upper
The difference for stating embodiment is the second air knife 40 of setting and third air knife 50, and the second air knife 40 and the setting of third air knife 50 are printing
First 02 rear.
Using the direction of motion at the middle part of ink-jet printing medium 01 as symmetry axis, with the horizontal extension of the air curtain of the second air knife 40
Direction is the axial direction of the second air knife 40, using the horizontal extension direction of the air curtain of third air knife 50 as the axial direction of third air knife 50, the
Two air knives 40 and third air knife 50 are disposed generally symmetrically in the two sides of the symmetry axis of ink-jet printing medium 01,40 court of the second air knife
To 50 side of third air knife in 02 front of print head, second air knife 40 side of the third air knife 50 towards 02 front of print head.
The plane air curtain that second air knife 40 and third air knife 50 are formed is close to ink-jet printing medium 01, with ink-jet printing medium
01 surface is substantially parallel.
The second air knife 40 and third is arranged by almost symmetry in the high speed ink droplet means for anti-jamming of the utility model embodiment
Air knife 50 increases the counteracting efficiency to interference wind energy and offsets the sidespin interference that sidespin wind is formed in precision, especially crosswind
Wind energy, the multidirectional turbulent wind energy for overcoming sidespin wind to be formed.
The high speed ink droplet means for anti-jamming of an embodiment of the present invention is as shown in Figure 4.In Fig. 4, the present embodiment with it is upper
The difference for stating embodiment is that the first air knife 20, the first air knife 20 formation plane air curtain, plane is arranged in the front of print head 02
The extending direction of air curtain by oblique 01 surface of ink-jet printing medium in the front of spray head 10 the direction of motion.
The high speed ink droplet means for anti-jamming of the utility model embodiment is by being arranged the first air knife in the front of print head 02
20 make air curtain oblique formation in front of 10 injection direction of spray head, so that the crosswind that 01 high-speed motion of ink-jet printing medium is formed is straight
It connects to be weakened and even be eliminated, so that the injection direction precision and ink droplet integrality of ink-jet ink-droplet are not interfered by crosswind wind energy.
In an embodiment of the utility model, air knife formed air curtain thickness it is adjustable, be effective ink-jet ink-droplet diameter 1 to
6 times.The interference wind energy magnitude and disturbance range that the air curtain that air knife is formed is formed according to crosswind are for single or adjacent
The counteracting wind energy of ink-jet ink-droplet adjustment air curtain.
The high speed ink droplet anti-interference method of the utility model embodiment is as shown in Figure 5.High speed ink droplet anti-interference method includes:
Step 100: it is formed according to medium motion rate and offsets wind energy in real time, the main interference wind for overcoming medium motion to be formed
Energy；
According to the largest motion rate period of medium motion when printing, it will be appreciated by those skilled in the art that passing through sensor
Real-time air speed data and classical wind speed calculation formula are acquired by medium in statistical measurement acquisition largest motion rate period each
Corresponding crosswind wind speed rate when discrete motion rate, and then when discrete motion rate each using classical wind energy formula acquisition medium
Corresponding interference wind energy.Interference wind energy, which belongs to statistical value, has inevitable drift, therefore can be used as main interference wind energy.
Step 200: being adjusted according to the distortion degree of drop pattern continuous on moving medium and offset wind energy in real time, overcome medium
Move the secondary interference wind energy formed.
It will be appreciated by those skilled in the art that the single drop pattern of each of continuous drop pattern is held as determining pattern
Carried there are still secondary interference wind energy interference information, interference information passes through the distortion of drop pattern relative drop die plate pattern
Degree embodies, and distortion degree can quantify further to control the accuracy for offsetting wind energy in real time as control parameter, is formed accurate
Real-time counteracting wind energy eliminate interference wind energy drift error formed secondary interference wind energy.
The high speed ink droplet anti-interference method of the utility model embodiment will overcome the control process of interference wind energy to be divided into two
Relevant control process forms corresponding counteracting wind energy according to medium motion rate first, offsets what medium motion was formed in real time
Main interference wind energy, the drop pattern for forming spray head injection ink droplet when medium high-speed motion in medium is in position feature and shape
Degree of precision is obtained in feature.Further, quantified according to the deformation values of continuous single drop pattern, formed and offset wind in real time
The amendment data of energy, adjusting counteracting wind energy in real time makes the drop pattern that spray head injection ink droplet is formed in medium when medium high-speed motion
Full accuracy is obtained on position feature and shape feature.
In an embodiment of the utility model, step 100 includes:
Obtain medium real time kinematics rate.
Obtain the rotary encoder that medium real time kinematics rate can be servo-actuated medium by being arranged in media drive mechanism
It obtains, the indicia patterns frequency that medium can be captured by camera obtains, and can pass through the mark of photoelectric encoder collection medium
Remember pattern.
Main interference wind energy data are formed according to real time kinematics rate.
It can establish the corresponding data between rate and wind energy using the transformational relation between wind speed-wind energy, pass through probability statistics
It can determine accurate main interference wind energy data corresponding with rate.
It is formed according to main interference wind energy control wind energy generating mechanism and offsets wind energy data in real time.
Opposite real-time counteracting wind energy is formed by wind energy generating mechanism using main interference wind energy numerical value.Art technology
Personnel be understood that using controlled control device such as encoder, solenoid valve, switching circuit etc. can with when wind energy generating mechanism shape
At the real-time counteracting wind energy of needs.
Wind energy generating mechanism can use air knife, the controlled formation wind speed air curtain opposite with main interference wind energy.
In an embodiment of the utility model, step 200 includes:
Acquire the single drop pattern of continuous ink droplet on moving medium；
Single drop pattern and ink droplet die plate pattern compare to form the quantized data including distort direction and distortion degree；
The adjusting parameter that wind energy generating mechanism is formed according to the quantized data of single drop pattern adjusts a subsequent drop immediately
The real-time counteracting wind energy of ink droplet.
The jeting effect that the high speed ink droplet anti-interference method of the utility model embodiment can rapidly improve subsequent ink droplet reaches
To full accuracy.
In an embodiment of the utility model, step 200 includes:
Acquire the single drop pattern of continuous ink droplet on moving medium；
Single drop pattern and ink droplet die plate pattern compare to form the quantized data including distort direction and distortion degree；
The quantized data of several continuous single drop patterns is formed to the quantization trend data of continuous ink droplet；
The adjusting parameter of wind energy generating mechanism is formed according to the quantization trend data of several continuous single drop patterns, immediately
Adjust the real-time counteracting wind energy of subsequent several ink droplets.
The high speed ink droplet anti-interference method of the utility model embodiment can correct rapidly the drift mistake for offsetting wind energy in real time
Difference makes the jeting effect of subsequent ink droplet reach degree of precision.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
Subject to the scope of protection of the claims.
Claims (5)
1. a kind of high speed ink droplet means for anti-jamming, which is characterized in that including air knife, the air curtain for being used to form controlled in real-time offsets spray
The interference wind energy that black printing medium motion generates；
The air knife includes the first air knife, and at print head rear, first air knife forms plane wind for the first air knife setting
Curtain, the plane air curtain are parallel with the surface of the ink-jet printing medium close to the ink-jet printing dielectric surface；Or
First air knife is arranged in front of print head, and first air knife forms plane air curtain, the extension of the plane air curtain
Direction by the oblique ink-jet printing dielectric surface in front of the spray head of the print head the direction of motion.
2. high speed ink droplet means for anti-jamming as described in claim 1, which is characterized in that the air knife includes the second air knife and the
Three air knives, second air knife and the third air knife are arranged in print head rear, second air knife and the third air knife
It is symmetricly set on the symmetry axis two sides of the ink-jet printing medium, second air knife is towards described in front of the print head
Three air knife sides, the third air knife is towards second air knife side in front of the print head, second air knife and described
The plane air curtain that three air knives are formed is parallel with the surface of the ink-jet printing medium close to the ink-jet printing medium.
3. the high speed ink droplet means for anti-jamming as described in claim 1 to 2 is any, which is characterized in that further include a Collecting Pattern
Camera, the single drop pattern formed on ink-jet printing medium 01 for acquiring single ink-jet ink-droplet.
4. the high speed ink droplet means for anti-jamming as described in claim 1 to 2 is any, which is characterized in that further include a Collecting Pattern
Camera, for acquiring the movement mark pattern on 01 surface of ink-jet printing medium.
5. the high speed ink droplet means for anti-jamming as described in claim 1 to 2 is any, which is characterized in that the air curtain that each air knife is formed
Thickness is adjustable, is 1 to 6 times of effective ink-jet ink-droplet diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304650.5U CN208946883U (en) | 2018-08-14 | 2018-08-14 | A kind of high speed ink droplet means for anti-jamming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304650.5U CN208946883U (en) | 2018-08-14 | 2018-08-14 | A kind of high speed ink droplet means for anti-jamming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208946883U true CN208946883U (en) | 2019-06-07 |
Family
ID=66733762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821304650.5U Active CN208946883U (en) | 2018-08-14 | 2018-08-14 | A kind of high speed ink droplet means for anti-jamming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208946883U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819485A (en) * | 2018-08-14 | 2018-11-16 | 北京捷润科技有限公司 | A kind of high speed ink droplet means for anti-jamming and anti-interference method |
| CN111016431A (en) * | 2020-01-10 | 2020-04-17 | 福建工程学院 | Method for realizing high-precision wire quick jet printing by utilizing air flow |
-
2018
- 2018-08-14 CN CN201821304650.5U patent/CN208946883U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819485A (en) * | 2018-08-14 | 2018-11-16 | 北京捷润科技有限公司 | A kind of high speed ink droplet means for anti-jamming and anti-interference method |
| CN108819485B (en) * | 2018-08-14 | 2023-12-22 | 北京捷润科技有限公司 | High-speed ink drop anti-interference device and anti-interference method |
| CN111016431A (en) * | 2020-01-10 | 2020-04-17 | 福建工程学院 | Method for realizing high-precision wire quick jet printing by utilizing air flow |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208946883U (en) | A kind of high speed ink droplet means for anti-jamming | |
| DE60106185T2 (en) | METHOD AND DEVICE FOR CONTINUOUS INK JET PRESSURE | |
| CN113752698B (en) | Ink drop point precision control method and system for ink jet printing | |
| CN1939730B (en) | Methods and system for calibration of inkjet drop positioning | |
| CN109435473B (en) | A kind of flight ink droplet detection device and method suitable for inkjet printing | |
| CN111397539B (en) | Multi-view visual detection system and method for ink-jet printing | |
| CN106335186B (en) | A kind of 3D printer nozzle calibration method | |
| CN109823049B (en) | Multi-target jet frequency control method and device for jet printing liquid drops | |
| EP2327555A1 (en) | Method for adaptive adjustment of the volume flow of dispensed ink | |
| CN109935741B (en) | Inkjet printing alignment method and device for OLED display panel | |
| CN111332020A (en) | Multi-error compensation positioning control method and system for jet printing ink drops | |
| CN106808798B (en) | A kind of ink droplet spray regime for piezoelectric type printing head adjusts system and method | |
| CN1426897A (en) | Selecting of ink jet drop in non-uniform airstream | |
| CN104520016B (en) | Method of printing and printing equipment | |
| CN205498341U (en) | Ink droplet observation instrument | |
| EP2502749A3 (en) | Fluid droplet ejection device and ejection inspection method | |
| CN115071275B (en) | Ink drop observer position calibration method and system | |
| CN101402282B (en) | Ink jet printer and printing method thereof | |
| CN108819485A (en) | A kind of high speed ink droplet means for anti-jamming and anti-interference method | |
| CN106945391A (en) | A kind of silk-screen printing device | |
| KR102212256B1 (en) | Printing unit of the improved type and inkjet printing device comprising said printing unit | |
| CN204431976U (en) | Digital decorating machine shower nozzle cleaning assembly | |
| CN103302972A (en) | Module combination type ultra wide nozzle and jet printing method | |
| CN110385913A (en) | A kind of electrohydrodynamics jet printing method of high position precision | |
| CN106739498B (en) | A kind of device of ink-jet printer, the method for the control printer and the control printer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |