CN102059852B - Ink delivery system for printing unit of rotary printing machine - Google Patents
Ink delivery system for printing unit of rotary printing machine Download PDFInfo
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- CN102059852B CN102059852B CN 201010547658 CN201010547658A CN102059852B CN 102059852 B CN102059852 B CN 102059852B CN 201010547658 CN201010547658 CN 201010547658 CN 201010547658 A CN201010547658 A CN 201010547658A CN 102059852 B CN102059852 B CN 102059852B
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- ink
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Abstract
The invention discloses an ink delivery system for a printing unit of a rotary printing machine. The system comprises two form rollers tangent to a printing cylinder respectively, and an ink supply roller arranged at an outlet of an ink fountain, wherein an ink distribution roller is connected below the ink supply roller and is connected with an ink delivery roller group; one end of the ink delivery roller group away from the ink distribution roller is connected with an ink dividing roller; an ink delivery branch is arranged between the ink dividing roller and each form roller; and each ink delivery branch comprises at least one branched ink delivery roller. In the ink delivering process, ink is delivered to the form rollers through the ink delivery branch respectively; and in the ink delivering process of the ink delivery branch, because the branched ink delivery roller extrudes, homogenizes and delivers the ink, the ink is more uniform when delivered to the surfaces of the form rollers, color differences during printing are avoided, and the printing quality is improved.
Description
Technical field
The present invention relates to the direct rotary machine technical field, particularly the ink spreader of direct rotary machine printing element.
Background technology
Existing rotary press, its printing element all adopt the two copy rollers of the even China ink of single channel to give the structure of forme ink supply.Specifically; Its structure comprises a housing, in housing, is provided with galley tube and ink fountain, between galley tube and ink fountain, is provided with ink spreader; This ink spreader comprises two tangent with the galley tube respectively copy rollers; Said two copy rollers are all tangent with one fen ink roller, between minute ink roller and ink fountain, are connected with several distributor rollers and several rider rollers, and said distributor rollers and rider roller alternate intervals are provided with.In the ink transfer process, printing ink is supplied to from ink fountain, and supplies in a minute ink roller surface after the transmission successively via distributor rollers and rider roller, and has the branch ink roller to be passed to two copy rollers respectively, at last by copy roller with inking galley tube, accomplish printing.
Can find out from said structure; Printing ink is to be passed to the branch ink roller through single channel, and divides to two copy rollers by minute ink roller, and this ink spreader is often owing to the wearing and tearing in the use, divide the factors such as alignment error of ink roller and each copy roller to cause the surface of branch ink roller and copy roller to be close to degree varies; Thereby be prone to cause the branch China ink inhomogeneous; Cause the difference that has levels of printer's ink layer thickness, printing depth aberration occurs, influence press quality.
Summary of the invention
The objective of the invention is to provide a kind of direct rotary machine printing element that is used for, divide China ink and even China ink evenly, avoid printing the ink spreader of depth aberration to the deficiency of prior art.
The object of the invention is realized through following technical measures.
The ink spreader of direct rotary machine printing element; Comprise two tangent with the galley tube respectively copy rollers, and the fountain roller that is arranged at the ink fountain exit, said fountain roller below is connected with the ink distribution roller; Said ink distribution roller is connected with a distributor rollers group; Said distributor rollers group is connected with one fen ink roller away from an end of ink distribution roller, is provided with ink transfer between said minute ink roller and each copy roller along separate routes, and each ink transfer comprises at least one distributor rollers along separate routes along separate routes.
In further technical scheme of the present invention, the shunt distributor rollers that each ink transfer contacts with copy roller along separate routes is the terminal branching distributor rollers, is provided with rider roller between two terminal branching distributor rollers, and said rider roller suits with two terminal branching distributor rollers respectively mutually.
Wherein, said rider roller is provided with the first tensioning adjusting device.
Further, be center line with the axial connecting line of minute ink roller and galley tube, two ink transfers are symmetrically distributed in said center line both sides along separate routes.
Further, each copy roller reaches the terminal branching distributor rollers that contacts with this copy roller and all is hubbed at a roller seat.
Wherein, be provided with the shunt rider roller of at least one in each said roller seat, said shunt rider roller suits with the shunt distributor rollers respectively mutually, and each shunt rider roller is respectively arranged with the second tensioning adjusting device.
Said copy roller is flexible roll body; Comprise each roll body of said copy roller, distributor rollers group, branch ink roller, shunt distributor rollers, rider roller and shunt rider roller, each all is that a flexible roll body contacts with a rigidity roll body to the roll body that is in contact with one another.
Wherein, said rigidity roll body is all done to be connected along the driving mechanism of its axial reciprocally swinging with this rigidity roll body of driving.
Wherein, be provided with edition rider roller that leans on of at least one in each said roller seat, the said version rider roller that leans on suits with said copy roller respectively mutually, and the said version rider roller that leans on is provided with the 3rd tensioning adjusting device.
According to above-described, in the said distributor rollers group, with the distributor rollers that the ink distribution roller is connected, its periphery is provided with the cleaning scraper, and said cleaning scraper below is provided with the cleaning solvent bucket.
Beneficial effect of the present invention is: the ink spreader of this direct rotary machine printing element; Comprise two tangent with the galley tube respectively copy rollers, and the fountain roller that is arranged at the ink fountain exit, said fountain roller below is connected with the ink distribution roller; Said ink distribution roller is connected with a distributor rollers group; Said distributor rollers group is connected with one fen ink roller away from an end of ink distribution roller, is provided with ink transfer between said minute ink roller and each copy roller along separate routes, and each ink transfer comprises at least one distributor rollers along separate routes along separate routes; In the ink transfer process, printing ink is passed to copy roller through ink transfer respectively along separate routes, and ink transfer is along separate routes in the ink transfer process; Because the extruding of distributor rollers along separate routes, even China ink and transmission; More even when printing ink is passed to the copy roller surface, avoided outlet printing depth aberration, improved printing quality.
Description of drawings:
Utilize accompanying drawing that the present invention is described further, but the embodiment in the accompanying drawing does not constitute any restriction of the present invention.
Fig. 1 is the structural representation of the ink spreader of a kind of direct rotary machine printing element of the present invention.
Comprise among Fig. 1:
1---galley tube 2---copy roller
3---ink fountain 4---fountain roller
5---distributor rollers groups 6---are divided ink roller
7---shunt distributor rollers 71---terminal branching distributor rollers
8---rider roller
10---roller seats 11---are rider roller along separate routes
12---cleaning scraper 13---cleaning solvent bucket
14---the ink distribution roller
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is further described, sees shown in Figure 1ly, this is preferred embodiment of the present invention.
The ink spreader of direct rotary machine printing element; Comprise two tangent with galley tube 1 respectively copy rollers 2, and the fountain roller 4 that is arranged at ink fountain 3 exits, said fountain roller 4 belows are connected with ink distribution roller 14; Said ink distribution roller 14 is connected with a distributor rollers group 5; Said distributor rollers group 5 is connected with one fen ink roller 6 away from an end of ink distribution roller 14, is provided with ink transfer between said minute ink roller 6 and each copy roller 2 along separate routes, and each ink transfer comprises at least one distributor rollers 7 along separate routes along separate routes.
In the ink transfer process, fountain roller 4 is rotated through the driving of individual motor in the present invention, and the printing-ink of 3 li of ink fountains is taken out of; Supply with and ink distribution roller 14, and economy-combat ink roller 14 is passed to distributor rollers group 5 with printing ink, specifically; Ink distribution roller 14 is arranged between fountain roller 4 and the distributor rollers group 5, and through being connected with a cam and can between fountain roller 4 and distributor rollers group 5, swinging back and forth, ink distribution roller 14 is cam-driven pendulum; With fountain roller 4 tangent and rotations thereupon, the printing ink on fountain roller 4 surfaces is taken away, drive the bottom and the 5 tangent and rotations thereupon of distributor rollers group with cam; Printing ink is passed to distributor rollers group 5; After distributor rollers group 5 is passed to branch ink roller 6, divide left and right sides two-way downward ink transfer along separate routes through ink transfer, along separate routes each of said ink transfer distributor rollers 7 along separate routes is tangent successively and rotate in opposite directions and form independently even black ink feeding system; Final each ink transfer is passed to corresponding copy roller 2 with printing ink respectively along separate routes, to print.Printing ink is passed to copy roller 2 through ink transfer respectively along separate routes, and the ink transfer shunt is in the ink transfer process, because the extruding of distributor rollers 7 along separate routes, even China ink and transmission are more even when printing ink is passed to copy roller 2 surfaces, has avoided outlet printing depth aberration, has improved printing quality.
See shown in Figure 1ly, the shunt distributor rollers 7 that each ink transfer contact with copy roller 2 along separate routes is to be provided with rider roller 8 between 71, two terminal branching distributor rollers 71 of terminal branching distributor rollers, and said rider roller 8 suits with two terminal branching distributor rollers 71 respectively mutually.This rider roller 8 is tangent with two terminal branching distributor rollers 71 respectively; Played the effect of two terminal branching distributor rollers, 71 sea surface oil slick thickness about balance; Be that ink transfer branch China ink along separate routes is more balanced, further eliminated printing depth aberration, improved the press quality of printing element.
Wherein, said rider roller 8 is provided with the first tensioning adjusting device, and the said first tensioning adjusting device can radially be adjusted rider roller 8, thus the tensioning degree that contacts of adjustment rider roller 8 and terminal branching distributor rollers 71, thus the even black effect of raising rider roller 8.
Comparatively preferably, be center line with the axial connecting line of minute ink roller 6 and galley tube 1, two ink transfers are symmetrically distributed in said center line both sides along separate routes.Such two ink transfers ink transfer path along separate routes is identical, and the ink transfer distance is identical, thereby makes the printing ink uniformity that is supplied in two copy rollers 2 higher.
See shown in Figure 1ly, each copy roller 2 and the terminal branching distributor rollers 71 that contacts with this copy roller 2 all are hubbed at a roller seat 10.Like this copy roller 2 and relevant terminal along separate routes distributor rollers 71 to form one be the assembly of pedestal with roller seat 10, easy access is changed.
Wherein, be provided with the shunt rider roller 11 of at least one in each said roller seat 10, said shunt rider roller 11 suits with shunt distributor rollers 7 respectively mutually, and each shunt rider roller 11 is respectively arranged with the second tensioning adjusting device.The effect of said shunt rider roller 11 is to make the oil film thickness on shunt distributor rollers 7 surfaces even, thereby makes transmission printing ink more even.
Said copy roller 2 is flexible roll body; Comprise said copy roller 2, distributor rollers group 5, divide ink roller 6, distributor rollers 7, rider roller 8 and each roll body of rider roller 11 along separate routes along separate routes, each all is that a flexible roll body contacts with a rigidity roll body to the roll body that is in contact with one another.Particularly, described flexible roll body can be the flexible roll body of gentle materials such as rubber, and described rigidity roll body can be the rigidity roll body of types such as steel rider.In the printing ink transmittance process, flexible roll body surface ink film thickness is thicker, and printing ink is even in the roll body surface distributed; And rigid roller surface ink film thinner thickness; Help transmitting fast printing ink, adopt a flexible roll body and a rigidity roll body to be in contact with one another and transmit the structure of printing ink, guaranteed the rapid and uniform transmission of printing ink on the one hand; A flexible roll body and a rigidity roll body are in contact with one another on the other hand; Radially laminate pressure is moderate between two roll bodies that are in contact with one another, and contact is good, helps printing ink and fully transmits.
Wherein, said rigidity roll body is all done to be connected along the driving mechanism of its axial reciprocally swinging with this rigidity roll body of driving.The ink film characteristics in uneven thickness because the surface ink transmission of rigidity roll body is very fast; In the ink transfer process; The rigidity roll body rotates along its axle center and when reaching quick ink transfer purpose; Also by said drive mechanism along its axial reciprocally swinging, thereby make the printing ink ink film thickness distribution that is passed to flexible roll body more even, this has improved the ink transfer uniformity.
According to above-described, in the said distributor rollers group 5, with the distributor rollers that ink distribution roller 14 is connected, its periphery is provided with and cleans scraper 12, and said cleaning scraper 12 belows are provided with cleaning solvent bucket 13.Stop printing, when overhauling, can carry out the cleaning of ink spreader through cleaning the tangent of scraper 12 and distributor rollers surface, the greasy dirt solvent then flows into cleaning solvent bucket 13.
Should be noted that at last; Above embodiment is only in order to explain technical scheme of the present invention; But not to the restriction of protection domain of the present invention, although with reference to preferred embodiment the present invention has been done explanation at length, those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the essence and the scope of technical scheme of the present invention.
Claims (6)
1. the ink spreader of direct rotary machine printing element; Comprise two tangent with the galley tube respectively copy rollers, and the fountain roller that is arranged at the ink fountain exit, said fountain roller below is connected with the ink distribution roller; Said ink distribution roller is connected with a distributor rollers group; Said distributor rollers group is connected with one fen ink roller away from an end of ink distribution roller, it is characterized in that: be provided with ink transfer between said minute ink roller and each copy roller along separate routes, each ink transfer comprises at least one distributor rollers along separate routes along separate routes; The shunt distributor rollers that each ink transfer contacts with copy roller along separate routes is the terminal branching distributor rollers; Be provided with rider roller between two terminal branching distributor rollers, said rider roller suits with two terminal branching distributor rollers respectively mutually, and said rider roller is provided with the first tensioning adjusting device.
2. the ink spreader of direct rotary machine printing element according to claim 1 is characterized in that: the axial connecting line with minute ink roller and galley tube is a center line, and two ink transfers are symmetrically distributed in said center line both sides along separate routes.
3. the ink spreader of direct rotary machine printing element according to claim 2 is characterized in that: each copy roller and the terminal branching distributor rollers that contacts with this copy roller all are hubbed at a roller seat.
4. the ink spreader of direct rotary machine printing element according to claim 3; It is characterized in that: the shunt rider roller that is provided with at least one in each said roller seat; Said shunt rider roller suits with the shunt distributor rollers respectively mutually, and each shunt rider roller is respectively arranged with the second tensioning adjusting device.
5. the ink spreader of direct rotary machine printing element according to claim 3; It is characterized in that: edition rider roller that leans on that is provided with at least one in each said roller seat; The said version rider roller that leans on suits with said copy roller respectively mutually, and the said version rider roller that leans on is provided with the 3rd tensioning adjusting device.
6. the ink spreader of direct rotary machine printing element according to claim 5 is characterized in that: in the said distributor rollers group, with the distributor rollers that the ink distribution roller is connected, its periphery is provided with the cleaning scraper, and said cleaning scraper below is provided with the cleaning solvent bucket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201010547658 CN102059852B (en) | 2010-11-17 | 2010-11-17 | Ink delivery system for printing unit of rotary printing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201010547658 CN102059852B (en) | 2010-11-17 | 2010-11-17 | Ink delivery system for printing unit of rotary printing machine |
Publications (2)
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CN102059852A CN102059852A (en) | 2011-05-18 |
CN102059852B true CN102059852B (en) | 2012-12-05 |
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CN 201010547658 Expired - Fee Related CN102059852B (en) | 2010-11-17 | 2010-11-17 | Ink delivery system for printing unit of rotary printing machine |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2013240986A (en) * | 2012-04-27 | 2013-12-05 | Komori Corp | Liquid transfer device, and liquid transfer method |
CN113561651B (en) * | 2021-08-19 | 2023-12-29 | 深圳市彩昇印刷机械有限公司 | Gilt subassembly and printing machine for printing machine |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1243695B (en) * | 1964-10-27 | 1967-07-06 | Adamovske Strojirny Np | Inking unit for printing machines |
DE3640295A1 (en) * | 1986-04-21 | 1987-10-22 | Polygraph Leipzig | Method for the partial removal of ink from the inking unit |
DE4439144A1 (en) * | 1994-11-03 | 1996-05-09 | Roland Man Druckmasch | Rotary printing machine inking mechanism |
CN101448644A (en) * | 2006-05-23 | 2009-06-03 | 柯尼格及包尔公开股份有限公司 | Assemblies in the printing unit of a rotary press |
CN201900794U (en) * | 2010-11-17 | 2011-07-20 | 东莞市中崎机械有限公司 | Ink transmitting system of printing unit of direct rotary machine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004024451A1 (en) * | 2002-09-06 | 2004-03-25 | Koenig & Bauer Aktiengesellschaft | Rotary press inking units |
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2010
- 2010-11-17 CN CN 201010547658 patent/CN102059852B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1243695B (en) * | 1964-10-27 | 1967-07-06 | Adamovske Strojirny Np | Inking unit for printing machines |
DE3640295A1 (en) * | 1986-04-21 | 1987-10-22 | Polygraph Leipzig | Method for the partial removal of ink from the inking unit |
DE4439144A1 (en) * | 1994-11-03 | 1996-05-09 | Roland Man Druckmasch | Rotary printing machine inking mechanism |
CN101448644A (en) * | 2006-05-23 | 2009-06-03 | 柯尼格及包尔公开股份有限公司 | Assemblies in the printing unit of a rotary press |
CN201900794U (en) * | 2010-11-17 | 2011-07-20 | 东莞市中崎机械有限公司 | Ink transmitting system of printing unit of direct rotary machine |
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