CN103029418A - Horizontal feeding unit type flexographic printing machine - Google Patents

Horizontal feeding unit type flexographic printing machine Download PDF

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CN103029418A
CN103029418A CN2012105367959A CN201210536795A CN103029418A CN 103029418 A CN103029418 A CN 103029418A CN 2012105367959 A CN2012105367959 A CN 2012105367959A CN 201210536795 A CN201210536795 A CN 201210536795A CN 103029418 A CN103029418 A CN 103029418A
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printing
roller
unit
paper
feeding
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郭景松
张幸彬
徐洪玉
殷俊龙
曾小杰
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Sotech Machinery Co ltd
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Sotech Machinery Co ltd
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Abstract

本发明公开了一种水平走料机组式柔版印刷机,包括依次设置的放料单元、入料牵引单元、若干个直线排列的印刷单元、干燥单元、出料牵引单元和收卷单元,该印刷单元包括分别设置在印刷纸两面的印版辊和承印辊,印版辊的进料侧设置有网纹辊,印刷单元的出纸端设有保持印刷纸张力稳定的吸附装置。本发明采用水平式走料方式,排除了机械设备本身的阻力和精度对印刷质量的影响因素,从而达到高速的印刷和高品质的印品质量,吸附装置使印刷纸传送稳定快速,克服了张力波动、走料不稳定对印品套印质量的影响,从而实现高精度的套印质量;同时吸附箱内的负压风对印刷纸有一定的干燥作用,可以减少走料长度,节省设备占用空间。

Figure 201210536795

The present invention discloses a horizontal feeding unit type flexographic printing machine, comprising a feeding unit, a feeding traction unit, a plurality of printing units arranged in a straight line, a drying unit, a discharging traction unit and a winding unit, the printing unit comprises a printing plate roller and a printing roller respectively arranged on both sides of the printing paper, the feeding side of the printing plate roller is provided with an anilox roller, and the paper discharging end of the printing unit is provided with an adsorption device for maintaining the stability of the printing paper tension. The present invention adopts a horizontal feeding method, eliminating the factors affecting the printing quality due to the resistance and precision of the mechanical equipment itself, thereby achieving high-speed printing and high-quality printed product quality, the adsorption device makes the printing paper transmission stable and fast, overcomes the influence of tension fluctuation and unstable feeding on the overprint quality of the printed product, thereby achieving high-precision overprint quality; at the same time, the negative pressure wind in the adsorption box has a certain drying effect on the printing paper, which can reduce the feeding length and save the space occupied by the equipment.

Figure 201210536795

Description

水平走料机组式柔版印刷机Horizontal feeding unit type flexographic printing machine

【技术领域】【Technical field】

本发明涉及一种柔版印刷机,具体地涉及一种水平走料机组式柔版印刷机,属于印刷技术领域。The invention relates to a flexographic printing machine, in particular to a horizontal feeding unit type flexographic printing machine, which belongs to the technical field of printing.

【背景技术】【Background technique】

现有的机组式柔版印刷机,采用的是边印刷边干燥的曲线走料方式,每个色组都具有单独的干燥单元,印品经过印刷、干燥后在进入下一个印刷单元印刷,此种方式,印刷速度低,印品质量一般,要想提高印刷速度,必须加长足够的干燥长度,致使走料路线变长,同时也加大了机械的摩擦阻力,机械精度的累计误差也随之加大,路径越长,因机械精度和机械阻力的影响,套色精度就会越差,要想保证印品质量就很难。The existing unit-type flexo printing machine adopts the curved feeding method of drying while printing. Each color group has a separate drying unit. After printing and drying, the printed matter enters the next printing unit for printing. In this way, the printing speed is low, and the quality of the printed product is average. To increase the printing speed, the drying length must be lengthened enough, so that the feeding route becomes longer, and at the same time, the friction resistance of the machine is increased, and the cumulative error of the mechanical precision also increases. Increase the size, the longer the path, the worse the color registration accuracy will be due to the influence of mechanical precision and mechanical resistance, and it will be difficult to ensure the quality of printed products.

【发明内容】【Content of invention】

本发明要解决的技术问题就是克服现有技术的不足,提供一种水平直线走料,印刷纸张力稳定,走料稳定,从而实现设备的高速度和印品的高质量的水平走料机组式柔版印刷机。The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a horizontal linear feeding unit with stable printing paper force and stable feeding, so as to realize high speed of equipment and high quality of printed products. Flexo printing presses.

本发明为解决上述技术问题,采用以下技术方案:In order to solve the problems of the technologies described above, the present invention adopts the following technical solutions:

一种水平走料机组式柔版印刷机,包括依次设置的放料单元、入料牵引单元、若干个直线排列的印刷单元、干燥单元、出料牵引单元和收卷单元,其特征在于所述的印刷单元包括分别设置在印刷纸两面的印版辊和承印辊,所述印版辊的进料侧设置有与所述印版辊相切的网纹辊,所述印刷单元的出纸端设有保持印刷纸张力稳定的吸附装置。A flexographic printing machine with a horizontal feeding unit, including a discharging unit, a feeding traction unit, several printing units arranged in a straight line, a drying unit, a discharging traction unit and a winding unit arranged in sequence, and it is characterized in that the The printing unit includes a printing plate roller and a printing roller that are respectively arranged on both sides of the printing paper. Equipped with an adsorption device to keep the printing paper force stable.

如上所述的水平走料机组式柔版印刷机,其特征在于所述的吸附装置包括一开口与印刷纸背面相贴的吸附箱,所述吸附箱上连接有负压风机。The above-mentioned horizontal feeding unit type flexographic printing machine is characterized in that the suction device includes a suction box with an opening adjacent to the back of the printing paper, and a negative pressure fan is connected to the suction box.

如上所述的水平走料机组式柔版印刷机,其特征在于印纸在多个所述印刷单元中的纸路走向成直线,相邻的所述印刷单元之间设有走料支架,所述的吸附箱设置在所述走料支架上。The above-mentioned horizontal feeding unit type flexographic printing machine is characterized in that the paper paths of the printing paper in a plurality of printing units are in a straight line, and feeding brackets are provided between adjacent printing units, so that The above-mentioned adsorption box is arranged on the material-feeding support.

如上所述的水平走料机组式柔版印刷机,其特征在于所述吸附箱上的印纸所经端面与所述承印辊上的印纸所经表面在同一个平面内。The above-mentioned horizontal feeding unit type flexographic printing machine is characterized in that the end surface of the printing paper on the suction box and the surface of the printing paper on the printing roller are in the same plane.

如上所述的水平走料机组式柔版印刷机,其特征在于所述的印刷单元还包括供印纸水平传动的支架,所述的印版辊设置在所述支架的上方,所述的承印辊设置在所述支架的下方,所述网纹辊的进料侧设有刮刀。The above-mentioned horizontal feeding unit type flexographic printing machine is characterized in that the printing unit also includes a support for horizontal transmission of printing paper, the printing plate roller is arranged above the support, and the printing plate The roller is arranged under the support, and the feeding side of the anilox roller is provided with a scraper.

如上所述的水平走料机组式柔版印刷机,其特征在于所述的刮刀为封闭式刮刀。The flexographic printing machine with horizontal feeding unit as described above is characterized in that the scraper is a closed scraper.

如上所述的水平走料机组式柔版印刷机,其特征在于所述印版辊和承印辊的圆心在一条直线上,所述印版辊与网纹辊的圆心在一条直线上,所述印版辊与网纹辊的圆心所在直线垂直于所述印版辊和承印辊的圆心所在直线。The above-mentioned horizontal feeding unit type flexo printing machine is characterized in that the centers of the printing plate roller and the printing roller are on a straight line, the centers of the printing plate roller and the anilox roller are on a straight line, and the The straight line where the center of circle of the printing plate roller and the anilox roller is located is perpendicular to the straight line where the center of circle of the printing plate roller and the printing roller is located.

本发明与现有技术相比,有以下优点:Compared with the prior art, the present invention has the following advantages:

本发明采用的是先印刷后集中干燥的方式,印刷单元之间布有吸附装置和走料支撑装置,印刷结束后设置有一个集中的大功率的最终干燥风箱,采用水平式走料方式,使走料路径大大的缩短,相对常规的机组式印刷机而言,排除了机械设备本身的阻力和精度对印刷质量的影响因素,从而达到高速的印刷和高品质的印品质量。The present invention adopts the method of printing first and then centralized drying. There are adsorption devices and feeding support devices between the printing units. After the printing is finished, a centralized high-power final drying bellows is installed. The horizontal feeding method is adopted, so that The feeding path is greatly shortened. Compared with the conventional unit printing machine, the influence factors of the resistance and precision of the mechanical equipment itself on the printing quality are eliminated, so as to achieve high-speed printing and high-quality printing quality.

本发明各印刷单元成直线型排列,印刷单元的出纸端设有保持纸张力稳定的吸附装置,使印刷纸传送稳定快速,克服了张力波动、走料不稳定对印品套印质量的影响,从而实现高精度的套印质量;同时吸附箱内的负压风对印刷纸有一定的干燥作用,可以减少走料长度,节省设备占用空间。The printing units of the present invention are arranged in a straight line, and the paper output end of the printing unit is provided with an adsorption device to keep the paper force stable, so that the printing paper can be transported stably and quickly, and the influence of tension fluctuation and unstable material feeding on the overprint quality of the printed product can be overcome. In order to achieve high-precision overprint quality; at the same time, the negative pressure wind in the adsorption box has a certain drying effect on the printing paper, which can reduce the length of the material and save the space occupied by the equipment.

【附图说明】【Description of drawings】

图1为本发明结构示意图;Fig. 1 is a structural representation of the present invention;

图2为印刷单元与吸附装置结构示意图。Fig. 2 is a schematic structural diagram of the printing unit and the adsorption device.

【具体实施方式】【Detailed ways】

下面结合附图对本发明进行详细描述:The present invention is described in detail below in conjunction with accompanying drawing:

如图1-2所示,一种水平走料机组式柔版印刷机,包括依次设置的放料单元1、入料牵引单元2、若干个直线排列的印刷单元3、干燥单元5、出料牵引单元6和收卷单元7,印刷单元3包括分别设置在印刷纸两面的印版辊31和承印辊32,印版辊31的进料侧设置有与印版辊31相切的网纹辊33,该印刷单元3的出纸端设有保持印纸张力稳定的吸附装置4。As shown in Figure 1-2, a flexo printing machine with horizontal feeding unit includes a feeding unit 1, a feeding traction unit 2, several printing units 3 arranged in a straight line, a drying unit 5, and a discharging unit arranged in sequence. The traction unit 6 and the winding unit 7, the printing unit 3 include a printing plate roller 31 and a printing roller 32 respectively arranged on both sides of the printing paper, and the feeding side of the printing plate roller 31 is provided with an anilox roller tangential to the printing plate roller 31 33. The paper output end of the printing unit 3 is provided with an adsorption device 4 to keep the strength of the printing paper stable.

所述的吸附装置4包括一开口与印刷纸背面相贴的吸附箱41,吸附箱41上连接有负压风机,吸附装置4能保持印纸张力稳定,提高走料稳定性,从而进一步提高走料速度和印品质量;另一方面,吸附装置4的负压风机的吸力可以进一步帮助前一印刷单元出来的印品排湿,起到一风两用的功效。The adsorption device 4 includes an adsorption box 41 with an opening attached to the back of the printing paper. The suction box 41 is connected with a negative pressure fan. The adsorption device 4 can keep the printing paper force stable and improve the stability of the material feeding, thereby further improving the feeding efficiency. material speed and print quality; on the other hand, the suction of the negative pressure fan of the adsorption device 4 can further help the prints from the previous printing unit to dehumidify, and play the effect of one wind and two uses.

印纸在多个印刷单元3中的纸路走向成直线,相邻的印刷单元之间设有走料支架8,吸附箱41设置在走料支架8上,所述吸附箱41连接前一印刷单元3的出纸端与下一印刷单元3的入纸端。The paper path of the printing paper in the plurality of printing units 3 is in a straight line, and the feeding support 8 is arranged between adjacent printing units, and the adsorption box 41 is arranged on the feeding support 8, and the adsorption box 41 is connected to the previous printing unit. The paper output end of unit 3 and the paper input end of the next printing unit 3.

所述吸附箱41上的印纸所经端面与承印辊32上的印纸所经表面在同一个平面内。The end surface of the printing paper on the suction box 41 and the surface of the printing paper on the printing roller 32 are in the same plane.

印刷单元3还包括供印刷纸水平传动的支架30,印版辊31设置在支架30的上方,承印辊32设置在支架30的下方,网纹辊33的进料侧设有刮刀34,该刮刀34为封闭式刮刀。本发明中印刷单元3每一个为独立印刷单元,支架30与印刷单元一样也是独立自成一体,可以根据需要减少或增加印刷单元3和支架30,安装拆卸容易。The printing unit 3 also includes a support 30 for the horizontal transmission of the printing paper, the plate roller 31 is arranged above the support 30, the printing roller 32 is arranged below the support 30, and the feeding side of the anilox roller 33 is provided with a scraper 34, which scraper 34 is a closed scraper. In the present invention, each printing unit 3 is an independent printing unit, and the support 30 is also independent and self-contained like the printing unit. The printing unit 3 and the support 30 can be reduced or increased as required, and the installation and disassembly are easy.

本发明可以使印版辊31和承印辊32的圆心在一条直线上,印版辊31与网纹辊33的圆心在一条直线上,印版辊31与网纹辊33的圆心所在直线垂直于印版辊31和承印辊32的圆心所在直线。The present invention can make the center of circle of printing plate roller 31 and printing roller 32 be on a straight line, the circle center of printing plate roller 31 and anilox roller 33 is on a straight line, and the straight line where the circle center of printing plate roller 31 and anilox roller 33 is perpendicular to The center of circle of the printing plate roller 31 and the printing roller 32 is on a straight line.

Claims (7)

1. a level walks to expect the set type flexible printing machine, comprise the blowing unit (1) that sets gradually, pan feeding traction unit (2), several printing elements arranged in a straight line (3), drying unit (5), discharging traction unit (6) and rolling unit (7), it is characterized in that: described printing element (3) comprises the forme roller (31) that is separately positioned on the printing paper two sides and the roller of undertaking the printing of (32), the feed side of described forme roller (31) is provided with the anilox roll (33) tangent with described forme roller (31), and the paper delivery end of described printing element (3) is provided with and keeps the stable adsorbent equipment (4) of printing paper tension force.
2. level according to claim 1 walks to expect the set type flexible printing machine, it is characterized in that described adsorbent equipment (4) comprises the adsorption box (41) that an opening and the printing paper back side are affixed, and described adsorption box is connected with negative-pressure air fan on (41).
3. level according to claim 2 walks to expect the set type flexible printing machine, it is characterized in that printing the paper road trend of paper in a plurality of described printing elements (3) is in line, be provided with away material support (8) between the adjacent described printing element, described adsorption box (41) is arranged on describedly to be walked to expect on the support (8).
4. level according to claim 2 walks to expect the set type flexible printing machine, it is characterized in that on the described adsorption box (41) seal paper the seal paper institute on end face and the described roller of undertaking the printing of (32) through the surface in same plane.
5. each described level walks to expect the set type flexible printing machine according to claim 1-4, it is characterized in that described printing element (3) also comprises the support (30) for the horizontal transmission of seal paper, described forme roller (31) is arranged on the top of described support (30), the described roller of undertaking the printing of (32) is arranged on the below of described support (30), and the feed side of described anilox roll (33) is provided with scraper (34).
6. level according to claim 5 walks to expect the set type flexible printing machine, it is characterized in that described scraper (34) is closed scraper.
7. each described level walks to expect the set type flexible printing machine according to claim 1-4, it is characterized in that the center of circle of described forme roller (31) and the roller of undertaking the printing of (32) point-blank, the center of circle of described forme roller (31) and anilox roll (33) point-blank, place, the center of circle straight line of described forme roller (31) and anilox roll (33) is perpendicular to place, the center of circle straight line of described forme roller (31) and the roller of undertaking the printing of (32).
CN2012105367959A 2012-12-12 2012-12-12 Horizontal feeding unit type flexographic printing machine Pending CN103029418A (en)

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CN103465608A (en) * 2013-09-06 2013-12-25 杭州临安盛宏机械有限公司 Double-feeding and double-discharging photogravure press
CN103568478A (en) * 2013-10-10 2014-02-12 安徽华印机电股份有限公司 Web-fed gravure press with position-adjustable unreeling device
CN103921532A (en) * 2014-04-28 2014-07-16 北京黎马敦太平洋包装有限公司 Automatic rolling and backrolling device for cigarette cartons and boxes and printing and rewinding method
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CN113442554A (en) * 2021-07-26 2021-09-28 南京邦诚科技有限公司 Distributed flexible plate printing machine and printing control method

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Application publication date: 20130410