CN103029420A - Screen printing machine with adjustable stroke and realization method thereof - Google Patents
Screen printing machine with adjustable stroke and realization method thereof Download PDFInfo
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- CN103029420A CN103029420A CN2012105420433A CN201210542043A CN103029420A CN 103029420 A CN103029420 A CN 103029420A CN 2012105420433 A CN2012105420433 A CN 2012105420433A CN 201210542043 A CN201210542043 A CN 201210542043A CN 103029420 A CN103029420 A CN 103029420A
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Abstract
The invention discloses a screen printing machine with an adjustable stroke and a realization method thereof, wherein the screen printing machine comprises a screening printing plate with an adjustable length, a scraping device which is matched with the screen printing plate, a roller for transmitting an object to be printed and a driving device for driving the roller to rotate; the scraping device is arranged above the screen printing plate; the roller is arranged below the screen printing plate; and the driving device is connected with the roller. According to the screen printing machine with the adjustable stroke and the realization method thereof, the length of the screen printing plate is adjusted according to the sizes of printed patterns, so that gauze is saved, and the cost is reduced; and meanwhile, the rolling distance of the roller is set according to the length of the screen printing plate, so that the time for the screen printing plate to go back and forth is shortened, and the printing efficiency is greatly improved.
Description
Technical field
The present invention relates to the screen printing technique field, relate in particular to the adjustable screen process press of a kind of stroke and its implementation.
Background technology
Serigraphy belongs to porous printing, and it is called as four large printing processes with flat stamping, protruding seal, gravure.Porous printing comprises stencil, engraves hole flower version, spraying decoration and serigraphy etc.The principle of porous printing is: forme (version of paper film version or other edition produce on the base can by the eyelet of printing ink) is when printing, by certain pressure printing ink is transferred on the stock (paper, pottery etc.) by the eyelet of hole version, formed image or literal.
As shown in Figure 1, screen process press comprises: half tone 1, doctor 2, returning blade 3 and cylinder 4.At first, utilize photosensitive material to make half tone 1(by photomechanical method and make the silk screen hole of picture and text part on the screen printing forme be through hole, and the silk screen hole of non-graphic part is plugged).During printing, cylinder 4 begins to roll under the power set driving of (as being rotated by motor-driven gear driven cylinder 4 by), thereby drive stock 5 and forward (tooth and air intake device are held in its cooperation in the month), simultaneously, cylinder 4 connects half tone 1 by a connecting rod, makes half tone 1 and cylinder 4 keep being synchronized with the movement.When stock 5 was sent to the A point, doctor 2 fell, and in that printing ink is transferred on the stock 5 by the mesh of half tone 1 picture and text part, formed the picture and text the same with original copy; When stock 5 continued to forward the B point under the drive of cylinder 4, half tone 1 counter motion (at this moment, doctor 2 rises, and returning blade 3 falls) turned back to original position, finishes the printing of a sheet of printing stock 5.
Existing screen process press, for this equipment, the size of half tone is (length and width are all fixedly specification) of fixing.And when needing the pattern of printing small size, because the size of half tone is fixed, the effective area of printing is less with respect to the half tone area, has caused the waste of grenadine, has increased cost; In addition, because the move distance of half tone all is isometric (needing mobile distance is two half tone length), print the time of a sheet of printing stock and fix, therefore, during for the less pattern of printing effective area, its time that needs can not shorten the inefficiency of whole screen painting yet.
In view of this, prior art haves much room for improvement and improves.
Summary of the invention
In view of the deficiencies in the prior art, the object of the invention is to provide the adjustable screen process press of a kind of stroke and its implementation.It is fixing because of half tone length and half tone back and forth movement distance to be intended to solve in the prior art screen process press, when the less pattern of printing effective area, and the problems such as the grenadine waste of existence, inefficiency.
Technical scheme of the present invention is as follows:
The screen process press that a kind of stroke is adjustable, wherein, adopt length-adjustable half tone that stock is printed, described screen process press comprises: a length-adjustable half tone, with the suitable ink-scraping device of above-mentioned half tone, be used for the cylinder of transmission stock and be used for the drive unit that head roll rotates; Described ink-scraping device is arranged on the top of half tone, and cylinder is arranged on the below of half tone, and drive unit connects described cylinder;
Set the length of half tone according to the size of printed patterns, and according to the length accessory drive of half tone, regulate the rolling distance of described cylinder, when guaranteeing printing, cylinder and half tone are synchronized with the movement.
Preferably, the screen process press that described stroke is adjustable, wherein, described length-adjustable half tone comprises frame body and longitudinal extension structure; Described frame body both sides are provided with several equidistant corresponding fixing holes, and the longitudinal extension structure is socketed in the both sides of frame body, and is fixed in the fixing hole by securing member.
Preferably, the screen process press that described stroke is adjustable, wherein, the both sides of described frame body also are provided with rule.
Preferably, the screen process press that described stroke is adjustable, wherein, described drive unit comprises a continuous stepper motor and a gear, described stepper motor connects cylinder by gear, and regulates the rolling distance of cylinder according to the parameter of input.
The implementation method of the screen process press that a kind of above-mentioned stroke is adjustable wherein, may further comprise the steps:
S1, set the length of half tone according to the size of printed patterns;
S2, half tone is installed on the screen process press, and sets the parameter of drive unit according to its length, thereby regulate the rolling distance of cylinder;
In S3, when printing,, half tone and cylinder are synchronized with the movement, and guarantee that the time that half tone moves back and forth once is equal with cylinder time of finishing the cycle of once rolling.
Preferably, the implementation method of the screen process press that described stroke is adjustable wherein, specifically comprises among the described step S1: calculate the length of half tone according to the size of printed patterns, then, regulate the longitudinal extension structure according to result of calculation.
Beneficial effect:
The screen process press that the application's stroke is adjustable and its implementation, its size according to printed patterns is come the length of screen adjustment, has saved grenadine, has reduced cost; Simultaneously set the rolling distance of cylinder according to the length of half tone, thereby shortened the time of half tone round trip, greatly improved printing efficiency.
Description of drawings
Fig. 1 is the schematic diagram of the screen process press of prior art.
Fig. 2 is the schematic diagram of the embodiment of the adjustable screen process press of the application's stroke.
Fig. 3 is the schematic diagram of half tone among the embodiment of the adjustable screen process press of the application's stroke.
Fig. 4 is the flow chart of the implementation method of the adjustable screen process press of the application's stroke.
The specific embodiment
The invention provides the adjustable screen process press of a kind of stroke and its implementation, clearer, clear and definite for making purpose of the present invention, technical scheme and effect, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
See also Fig. 2, it is the schematic diagram of the embodiment of the adjustable screen process press of the application's stroke.As shown in the figure, described screen process press comprises: a length-adjustable half tone 100, with the suitable ink-scraping device (described ink-scraping device comprises doctor 210 and returning blade 220) of above-mentioned half tone, be used for the cylinder 300 of transmission stock 10 and be used for the drive unit 400 that head roll 300 rotates; Described ink-scraping device is arranged on the top of half tone 100, and cylinder 300 is arranged on the below of half tone 100, and drive unit 400 connects described cylinder 300.
Specifically, the length of described half tone 100 is adjustable (width of half tone is non-adjustable), and it can be set according to the size of printed patterns.For example: when printed patterns is very little, can be with the length of half tone also corresponding turning down, thus saved the cost of grenadine.Suitable with ink-scraping device because of the width of half tone, and the length of ink-scraping device is for fixing, so the width of length-adjustable half tone 100 is fixed value.Described ink-scraping device comprises doctor 210 and returning blade 220, and it makes printing ink transfer on the stock 10 by the mesh of half tone 100 by extruding, and its ink-scraping device with prior art is identical.Described cylinder 300 is used for transmission stock 10, and the distance of its rolling should be corresponding with the stroke of half tone 100: guarantee that time and cylinder time of finishing the cycle of once rolling that half tone moves back and forth once equate.Described drive unit 400 is used for driving described roll rotational.
Key of the present invention is, at first comes the length of screen adjustment according to the size of printed patterns, and then sets the rolling distance of cylinder according to the length of half tone, thereby has shortened the time of half tone round trip, has greatly improved printing efficiency.
In the present embodiment, as shown in Figure 3, described length-adjustable half tone comprises frame body 110 and longitudinal extension structure 120; Described frame body 110 both sides are provided with several equidistant corresponding fixing holes 111, and longitudinal extension structure 120 is socketed in the both sides of frame body 110, and is fixed in the fixing hole 111 by securing member.Specifically, determined the length of half tone according to printed patterns after, then regulate the relative position (for example realizing relative sliding by chute) of longitudinal extension structure 120 and frame body 110 according to the length of half tone: then by corresponding fixing hole 111 longitudinal extension structure 120 is being fixed, thereby the length that has realized half tone is adjustable.
Further, the both sides of described frame body also are provided with rule, make things convenient for the length of the more accurate screen adjustment of user.Then, the half tone that regulates length is fixed on the screen process press: can adopt securing member (such as screw etc.) that half tone is firmly fixed.Then, just begin to have regulated the stroke of screen process press according to the length of half tone.
In the present embodiment, described drive unit comprises a continuous stepper motor and a gear, and described stepper motor connects cylinder by gear, and regulates the rolling distance of cylinder according to the parameter of input.Wherein, the corresponding relation of described rolling distance and half tone length can calculate by computer.The user can be by the corresponding parameter of input in control device (such as computer), and regulate the rolling distance of cylinder: when half tone length was longer, the rolling distance of rolling is corresponding increase also; When half tone more in short-term, the rolling distance of rolling is corresponding minimizing also.Certainly, we also can adopt the higher drive unit of other control accuracies to realize the driving of cylinder as required, because its implementation is prior art, does not just do too much here and give unnecessary details.
The present invention also provides the implementation method of the adjustable screen process press of a kind of above-mentioned stroke, as shown in Figure 4, may further comprise the steps:
S1, set the length of half tone according to the size of printed patterns; When printed patterns hour, the length of half tone is corresponding turning down also.
S2, half tone is installed on the screen process press, and sets the parameter of drive unit according to its length, thereby regulate the rolling distance of cylinder; The corresponding relation of its rolling distance and half tone length can calculate by computer, thereby realizes the adjusting of rolling distance by the relevant parameter of regulating drive unit.
In S3, when printing,, half tone and cylinder are synchronized with the movement, and guarantee that the time that half tone moves back and forth once is equal with cylinder time of finishing the cycle of once rolling.
Further, specifically comprise among the described step S1: calculate the length of half tone according to the size of printed patterns, then, regulate the longitudinal extension structure according to result of calculation.
In sum, the screen process press that stroke of the present invention is adjustable and its implementation, wherein, described screen process press comprises: a length-adjustable half tone, with the suitable ink-scraping device of above-mentioned half tone, be used for the cylinder of transmission stock and be used for the drive unit that head roll rotates; Described ink-scraping device is arranged on the top of half tone, and cylinder is arranged on the below of half tone, and drive unit connects described cylinder.Its size according to printed patterns is come the length of screen adjustment, has saved grenadine, has reduced cost; Simultaneously set the rolling distance of cylinder according to the length of half tone, thereby shortened the time of half tone round trip, greatly improved printing efficiency.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (6)
1. screen process press that stroke is adjustable, it is characterized in that, adopt length-adjustable half tone that stock is printed, described screen process press comprises: a length-adjustable half tone, with the suitable ink-scraping device of above-mentioned half tone, be used for the cylinder of transmission stock and be used for the drive unit that head roll rotates; Described ink-scraping device is arranged on the top of half tone, and cylinder is arranged on the below of half tone, and drive unit connects described cylinder;
Set the length of half tone according to the size of printed patterns, and according to the length accessory drive of half tone, regulate the rolling distance of described cylinder, when guaranteeing printing, cylinder and half tone are synchronized with the movement.
2. the adjustable screen process press of stroke according to claim 1 is characterized in that, described length-adjustable half tone comprises frame body and longitudinal extension structure; Described frame body both sides are provided with several equidistant corresponding fixing holes, and the longitudinal extension structure is socketed in the both sides of frame body, and is fixed in the fixing hole by securing member.
3. the adjustable screen process press of stroke according to claim 2 is characterized in that, the both sides of described frame body also are provided with rule.
4. the adjustable screen process press of stroke according to claim 1, it is characterized in that, described drive unit comprises a continuous stepper motor and a gear, and described stepper motor connects cylinder by gear, and regulates the rolling distance of cylinder according to the parameter of input.
5. the implementation method of the adjustable screen process press of a stroke claimed in claim 1 is characterized in that, may further comprise the steps:
S1, set the length of half tone according to the size of printed patterns;
S2, half tone is installed on the screen process press, and sets the parameter of drive unit according to its length, thereby regulate the rolling distance of cylinder;
In S3, when printing,, half tone and cylinder are synchronized with the movement, and guarantee that the time that half tone moves back and forth once is equal with cylinder time of finishing the cycle of once rolling.
6. the implementation method of the adjustable screen process press of stroke according to claim 5 is characterized in that, specifically comprises among the described step S1: calculate the length of half tone according to the size of printed patterns, then, regulate the longitudinal extension structure according to result of calculation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105420433A CN103029420A (en) | 2012-12-14 | 2012-12-14 | Screen printing machine with adjustable stroke and realization method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105420433A CN103029420A (en) | 2012-12-14 | 2012-12-14 | Screen printing machine with adjustable stroke and realization method thereof |
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| CN103029420A true CN103029420A (en) | 2013-04-10 |
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| CN2012105420433A Pending CN103029420A (en) | 2012-12-14 | 2012-12-14 | Screen printing machine with adjustable stroke and realization method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287065A (en) * | 2013-06-25 | 2013-09-11 | 苏州金科信汇光电科技有限公司 | Printing machine with adjustable stroke |
| CN103538355A (en) * | 2013-10-22 | 2014-01-29 | 太仓市鑫鹤印刷包装有限公司 | Screen printing machine tool plate |
| CN104275918A (en) * | 2014-08-07 | 2015-01-14 | 长兴新峰印染有限公司 | Silk screen printing machine |
| CN112571927A (en) * | 2020-11-18 | 2021-03-30 | 温州欧宏机械有限公司 | Drum-type reel-to-reel screen printing mechanism |
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| CN202986310U (en) * | 2012-12-14 | 2013-06-12 | 安徽安泰新型包装材料有限公司 | Travel-adjustable silk-screen printing machine |
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| DE2016377C2 (en) * | 1970-04-06 | 1982-08-12 | Albert-Frankenthal Ag, 6710 Frankenthal | Screen printing machine with stationary doctor blade - has moving screen frame pivoting about rear edge, with front edge liftable |
| JP2808269B2 (en) * | 1996-05-31 | 1998-10-08 | 東海商事株式会社 | Screen printing stroke correction device for cylinder type screen printing machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287065A (en) * | 2013-06-25 | 2013-09-11 | 苏州金科信汇光电科技有限公司 | Printing machine with adjustable stroke |
| CN103538355A (en) * | 2013-10-22 | 2014-01-29 | 太仓市鑫鹤印刷包装有限公司 | Screen printing machine tool plate |
| CN104275918A (en) * | 2014-08-07 | 2015-01-14 | 长兴新峰印染有限公司 | Silk screen printing machine |
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| CN112571927A (en) * | 2020-11-18 | 2021-03-30 | 温州欧宏机械有限公司 | Drum-type reel-to-reel screen printing mechanism |
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Application publication date: 20130410 |