CN102700243B - For carrying the device of page - Google Patents
For carrying the device of page Download PDFInfo
- Publication number
- CN102700243B CN102700243B CN201210021769.2A CN201210021769A CN102700243B CN 102700243 B CN102700243 B CN 102700243B CN 201210021769 A CN201210021769 A CN 201210021769A CN 102700243 B CN102700243 B CN 102700243B
- Authority
- CN
- China
- Prior art keywords
- page
- spigot surface
- director element
- impression cylinder
- printing gap
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F21/00—Devices for conveying sheets through printing apparatus or machines
- B41F21/10—Combinations of transfer drums and grippers
Landscapes
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
Abstract
The present invention relates to the device for carrying page, there is the impression cylinder that can be rotated to support in sidewall; Can be rotated to support on the transfer cylinder in sidewall, itself and synchronized pivotal impression cylinder form printing gap; At least one sits the gripper system be placed on the barrel of impression cylinder, and it for keeping its edge that moves ahead during page is conducted through printing gap; First and second page director elements, they to be arranged in after printing gap along the gyratory directions of impression cylinder, have spacing to each other and have the spigot surface towards page respectively.The spigot surface being in the second page director element in downstream is parallel to the section tangent with the side face of the carrying page of impression cylinder and the spigot surface being in the first page director element of upstream tilts relative to section and is parallel to impression cylinder rotation, and the seamed edge that enters towards printing gap to be in below the second page director element spigot surface and the discharge seamed edge deviating from printing gap is in above the second page director element spigot surface.
Description
Technical field
The present invention relates to a kind of for carrying the device of page.
Background technology
In page printer, page is carried by impression cylinder and transfer cylinder on leading edge in gripper system.In order to avoid page and machine part collide and in order to ensure page between detection period relative to checkout gear position stability, adopt page director element.Mechanical type director element such as guides camber member, guide rolls or directive wheel can only act on not having on printed position of page.Pneumatic type director element such as has the cylinder of side face or delivery roll or guide plate that hold page or form mattress and the pipeline with winding-up opening has limited effect when they have larger distance due to transport path relative to page.Known solution uses injection tube and/or guide plate, and injection tube has the spacing of 10-40mm relative to page to be conveyed, and guide plate has the spacing of 5-10mm relative to page to be conveyed.In the region of printing gap front and back, guiding is carried out to page respectively and can cause special problem.Page that is thick or flexural rigidity is tended to fracture from the track expected uncontrollably and collide with machine element.
DE102008051282A1 discloses the page director element in a kind of gap be between impression cylinder and transfer cylinder.Described page director element degree the earth extend in described gap, and wherein, page is loaded blows air.The convex slightly formation of digging earth with the snout of the page spigot surface of described page director element, wherein, on page throughput direction, the distance between page and page spigot surface is very little.Described page director element self is not enough to pass through on checkout gear side with making page position stability.
According to DE202007009389U1 in the page guider of page detection system, in a flexible program, use the page guiding device of multi-piece type.The first induction element of contact pin or camber member form is followed by, in its region can cannot be adjusted to printedly transverse to print direction after printing gap.Described first induction element also can be configured to controlled blows air and/or withdrawing air element, and its spacing can for page thickness or page stiffness tuning.The location of element can be guided in region between the gripper of impression cylinder in the position that the first guiding device is surperficial the narrowest as far as possible relative to impression cylinder.The optimization of page guiding should be realized thus.Throughput direction along page followed by surveyed area and the second induction element after the first induction element, and described second induction element is in the form of air chamber with air outlet slit.Described second induction element is provided with closed extension towards surveyed area.
Summary of the invention
Task of the present invention is, develops a kind of for carrying the device of page, and it allows page director element to arrange near the impression cylinder of conveying page as far as possible.
The present invention by a kind of for carrying the device of page to realize.According to the present invention, the first and second page director elements are set after the printing gap of page throughput direction between impression cylinder and transfer cylinder.The page director element being in downstream there is a plane or one be the bending guide surface adapting to transport path, described plane or guide surface tangent or parallel relative to the side face of the carrying page of impression cylinder.The described side face of spigot surface near impression cylinder being in the page director element in downstream.The described the smallest annular clearance be between the spigot surface of the page director element in downstream and page to be conveyed typically is 0.5mm.A free space for allowing the light beam detecting page surface pass through is there is being between the page director element in downstream and the page director element being in upstream along throughput direction.The described page spigot surface being in the page director element of upstream tilts relative to the described spigot surface being in the page director element in downstream, thus make the first page director element to enter below extension that seamed edge is positioned at the spigot surface of described second page director element and the discharge seamed edge of the first page director element is positioned at above the extension of the spigot surface of described second page director element.
Depending on page characteristic, described page director element can in its position---namely in the spacing relative to impression cylinder side face, in the slope relative to described side face and relative to arranging with changing in printing gap and spacing respect to one another.It is possible that, dynamically change location in impression cylinder period of turning around or utilize sensor detection and control or adjust described location continuously when needed.
In order to adapt to page rigidity, the second page director element can carry out height relative to the side face of impression cylinder and regulate.The spacing of the spigot surface of the page director element in downstream is in described in the described spacing being in the spigot surface of the page director element of upstream and the side face of described impression cylinder is greater than.In the page spigot surface of described page director element, blows air nozzle, particularly throttle nozzle can be set, wherein, these nozzles go out to flow cross-sectional area and the drainage cross-sectional area that is greater than between page and corresponding spigot surface.Impulse jet nozzle can also be used except throttle nozzle.
Described device can use in last printing equipment in last printing equipment advantageously before the turning device of printing machine and after turning device.Region between described page director element is wide in this wise on page throughput direction, measuring beam can be mapped in described page with 45 °, thus make to be processed in detection system and/or ink measuring system by the measuring beam of the surface reflection of page.
Accompanying drawing explanation
By means of embodiment, the present invention is described below.Accompanying drawing represents:
Fig. 1 is the schematic diagram of the device for carrying page;
Fig. 2 is the view of the page spigot surface of two guide plates;
Fig. 3 is the view of air flow condition.
Detailed description of the invention
Fig. 1 illustrates impression cylinder 1 and the transfer cylinder 2 of page printer, and they can support in the sidewall rotationally along the direction of arrow 3,4.Gripper system 6 is provided with in the passage 5 of impression cylinder 1.Page 7 is maintained in the gripper of described gripper system 6 on leading edge.Printed word 8 is obtained in the printing gap of page 7 between described impression cylinder 1 and transfer cylinder 2.In order to control and/or adjust described printed word 8, a checkout gear 9 with optical transmitter 10 and optical receiver 11 is set.The signal of described checkout gear 9 is processed into the conditioning signal for metering device for paint in control device 12.Send measuring beam 13 from optical transmitter 10, described measuring beam is mapped on the surface of described page 7 in surveyed area a.The beam 14 reflected on said surface arrives photo-electric light and connects device 11.
Can not to damage by contacting with machine element to make printed word 8 and in order to make page 7 keep stable relative to checkout gear 9 in surveyed area a, the transport path along page 7 arranges the page director element 15,16 that two have guide plate 17,18.The spigot surface 19,20 of described guide plate 17,18 is towards described page 7.
Can find out in detail from Fig. 2, the downside of guide plate 17,18 arranges a large amount of throttle nozzle 21, during page conveying, air sprays from described throttle nozzle.In described guide plate 17,18, be provided with vacancy 22, thus the gripper of gripper system 6 can be passed through without hindrance.The detector gap 23 that width is a is there is between guide plate 17,18.
Can draw further from Fig. 1, smooth spigot surface 20 is tangent with the side face 24 of the carrying page 7 of impression cylinder 1.In the smallest annular clearance b between described spigot surface 20 and described side face 24, page 7 only has the spacing of about 0.5mm relative to guide plate 18.Smooth spigot surface 19 tilts relative to the spigot surface 20 extended with angle [alpha] <10 °, thus makes to enter spigot surface 20 that seamed edge 25 is in prolongation and discharge seamed edge 26 and be in above the spigot surface 20 of prolongation below.Spigot surface 19 is greater than the spacing of spigot surface 20 and side face 24 with the spacing of side face 24.
Can draw from Fig. 3, the spacing b going out stream interface and spigot surface 20 of nozzle 21 is coordinated with each other with which kind of degree.When air flows out from nozzle 21 to the direction of page 7, then in the summation of nozzle, obtain inflow face A in the region between two vacancies 22
z.Air laterally flows out between two vacancies 22 in cross section As.In addition, air fore be in upstream there is cross section A
vregion in and rear portion be in downstream there is cross section A
hregion in flow out.Obtain drainage cross section A generally
a:
A
A＝2A
S+A
V+A
H
Spigot surface 20, in this wise near page 7, makes drainage cross section A
aall the time be less than and flow into cross section A
z.Page 7 is little in this wise with the spacing of spigot surface 20, makes blows air can not without frictionally flowing out between page 7 and spigot surface 20 from nozzle 21.Because nozzle structure is throttle nozzle 21, because this reducing pulse effects and air consumption.
Page director element 15,16 is arranged like this on throughput direction 27, the printed word 8 in page 7 can not be damaged by contacting with mechanical part and page 7 in surveyed area a relative to the spacing substantial constant of checkout gear 9.During page director element 15 cause the end be in below during advancing of page 7 to work as printing gap that page 7 leaves between transfer cylinder 2 and impression cylinder 1, whip is made a sound.For this reason, in the peripheral region entering seamed edge 25,28, nozzle 21 is corresponding to be closely arranged in spigot surface 19,20 (Fig. 2).When page director element 16 prevents page 7 in the guiding area leaving page director element 15, whip is made a sound.Due to the small distance being less than 2mm between spigot surface 20 and page 7, there is following danger: impaired or wrinkling page 7 contacts the part of page director element 16.In order to avoid machine breakdown, corresponding page director element 15,16 can be made to be connected in this wise with the frame 29 of machine, described page director element can be made a concession.Such as in figure 3 shown in, page director element 16 is received in frame 29 by means of spring 30,31.
Reference number table
1 impression cylinder
2 transfer cylinder
3,4 arrows
5 passages
6 gripper systems
7 pages
8 printed words
9 checkout gears
10 optical transmitters
11 optical receivers
12 control device
13,14 measuring beams
15,16 page director elements
17,18 guide plates
19,20 spigot surfaces
21 throttle nozzles
22 vacancies
23 detector gap
24 side faces
25 enter seamed edge
26 discharge seamed edge
27 throughput directions
28 enter seamed edge
29 frames
30,31 springs
Claims (10)
1., for carrying the device of page, have:
Can be rotated to support on the impression cylinder (1) in sidewall;
Can be rotated to support on the transfer cylinder (2) in sidewall, described transfer cylinder and synchronized pivotal impression cylinder (1) form printing gap;
At least one is placed in the gripper system (6) on the barrel of described impression cylinder (1), and described gripper system is used for being in anterior edge when keeping the advancing of page (7) during page is conducted through described printing gap;
First and second page director elements (15,16), described first and second page director elements are arranged in after described printing gap along the gyratory directions of described impression cylinder (1), described first and second page director elements have spacing (a) to each other and described first and second page director elements have spigot surface (19,20) towards described page (7) respectively;
It is characterized in that,
The spigot surface (20) being in the described second page director element (16) in downstream is parallel to the section tangent with the side face (24) of the described page of carrying (7) of described impression cylinder (1); And
The spigot surface (19) being in the described first page director element (15) of upstream tilts relative to section and is parallel to the rotation of described impression cylinder (1), wherein, towards described printing gap to enter below extension that seamed edge (25) is in the spigot surface (20) of described second page director element (16) and the discharge seamed edge (26) deviating from described printing gap is in above the extension of the spigot surface (20) of described second page director element (16).
2. device according to claim 1, it is characterized in that, spigot surface (19) and the spacing of the side face (24) of the described page of carrying (7) of described first page director element (15) are greater than the spigot surface (20) of described second page director element (16) and the minimum spacing (b) of the side face (24) of the described page of carrying (7).
3. device according to claim 1, is characterized in that, between the spigot surface (20) and the surface (8) of described page (7) of described second page director element (16), there is the spacing being less than 2mm.
4. device according to claim 1, it is characterized in that, described page director element (15,16) at least one position (b) relative to described side face (24) in and/or described page director element (15,16) can regulate according to the size of page (7) and/or mechanical property along gyratory directions spacing (a) to each other.
5. device according to claim 4, is characterized in that, at least one in described page director element (15,16) is coupled with regulating element.
6. device according to claim 1, is characterized in that, described second page director element (16) is towards page (7) springing ground combined pressure or suspension.
7. device according to claim 1, is characterized in that, in the spigot surface (19,20) of at least one page director element (15,16), arrange blows air nozzle (21).
8. device according to claim 7, is characterized in that, in the region of the spigot surface (20) of the second page director element (16), arrange blows air nozzle (21).
9. device according to claim 7, is characterized in that, described blows air nozzle (21) is configured to throttle nozzle (21), wherein, and the inflow cross-sectional area (A of described nozzle (21)
z) and be greater than the drainage cross-sectional area (A existed between page (7) Yu spigot surface (19,20)
a).
10. device according to claim 1, is characterized in that, at least one in described spigot surface (19,20) is smooth.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011015276 | 2011-03-28 | ||
| DE102011015276.8 | 2011-03-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102700243A CN102700243A (en) | 2012-10-03 |
| CN102700243B true CN102700243B (en) | 2016-04-06 |
Family
ID=46845152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210021769.2A Active CN102700243B (en) | 2011-03-28 | 2012-01-31 | For carrying the device of page |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102700243B (en) |
| DE (1) | DE102012004277B4 (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5816155A (en) * | 1995-02-01 | 1998-10-06 | Heidelberger Druckmaschinen Ag | Sheet guiding device for printing presses |
| US6470798B1 (en) * | 2000-03-17 | 2002-10-29 | Komori Corporation | Sheet-like material guide apparatus of perfecting press |
| CN1441725A (en) * | 2000-07-12 | 2003-09-10 | 曼·罗兰·德鲁克马辛伦公司 | Device for guiding sheets |
| CN1611353A (en) * | 2003-10-27 | 2005-05-04 | 海德堡印刷机械股份公司 | Page printer with a dryer |
| DE202007009389U1 (en) * | 2007-07-04 | 2007-08-30 | Man Roland Druckmaschinen Ag | Sheet guiding device for e.g. sheet-fed rotary printing machine, has sheet guiding unit attached to impression cylinder and comprising guiding sections that are adjustable transverse to sheet conveying direction |
| CN101111380A (en) * | 2005-02-04 | 2008-01-23 | 曼·罗兰·德鲁克马辛伦公司 | Film guide for an embossing device |
| DE102009002887A1 (en) * | 2008-05-28 | 2009-12-03 | Manroland Ag | Sheet guiding device i.e. glass case, for supporting sheet running over transfer cylinder in printing machine, has support contour that is formed in both side areas of sheet guidance box, where side edge area of plate is slid on contour |
| DE102008051282A1 (en) * | 2008-10-10 | 2010-04-15 | Bilz Werkzeugfabrik Gmbh & Co. Kg | Method for thermal tensioning of tools in shrink fit chucks, involves inserting tool in heated shrink fit chuck, where heated shrink fit chuck attached with tool is chilled and dehumidified |
| CN101947879A (en) * | 2009-07-09 | 2011-01-19 | 海德堡印刷机械股份公司 | Page or leaf is opened guide roller |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006123340A (en) * | 2004-10-28 | 2006-05-18 | Mitsubishi Heavy Ind Ltd | Sheet-fed printing press |
| JP4369357B2 (en) * | 2004-12-21 | 2009-11-18 | 株式会社小森コーポレーション | Sheet material guide device |
| DE102008051582B4 (en) | 2007-11-05 | 2015-07-02 | Heidelberger Druckmaschinen Ag | Arrangement for inspecting a sheet in a printing machine |
| JP5433261B2 (en) * | 2009-03-11 | 2014-03-05 | 株式会社小森コーポレーション | Sheet material guide device |
-
2012
- 2012-01-31 CN CN201210021769.2A patent/CN102700243B/en active Active
- 2012-03-01 DE DE102012004277.9A patent/DE102012004277B4/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5816155A (en) * | 1995-02-01 | 1998-10-06 | Heidelberger Druckmaschinen Ag | Sheet guiding device for printing presses |
| US6470798B1 (en) * | 2000-03-17 | 2002-10-29 | Komori Corporation | Sheet-like material guide apparatus of perfecting press |
| CN1441725A (en) * | 2000-07-12 | 2003-09-10 | 曼·罗兰·德鲁克马辛伦公司 | Device for guiding sheets |
| CN1611353A (en) * | 2003-10-27 | 2005-05-04 | 海德堡印刷机械股份公司 | Page printer with a dryer |
| CN101111380A (en) * | 2005-02-04 | 2008-01-23 | 曼·罗兰·德鲁克马辛伦公司 | Film guide for an embossing device |
| DE202007009389U1 (en) * | 2007-07-04 | 2007-08-30 | Man Roland Druckmaschinen Ag | Sheet guiding device for e.g. sheet-fed rotary printing machine, has sheet guiding unit attached to impression cylinder and comprising guiding sections that are adjustable transverse to sheet conveying direction |
| DE102009002887A1 (en) * | 2008-05-28 | 2009-12-03 | Manroland Ag | Sheet guiding device i.e. glass case, for supporting sheet running over transfer cylinder in printing machine, has support contour that is formed in both side areas of sheet guidance box, where side edge area of plate is slid on contour |
| DE102008051282A1 (en) * | 2008-10-10 | 2010-04-15 | Bilz Werkzeugfabrik Gmbh & Co. Kg | Method for thermal tensioning of tools in shrink fit chucks, involves inserting tool in heated shrink fit chuck, where heated shrink fit chuck attached with tool is chilled and dehumidified |
| CN101947879A (en) * | 2009-07-09 | 2011-01-19 | 海德堡印刷机械股份公司 | Page or leaf is opened guide roller |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102012004277A1 (en) | 2012-10-04 |
| CN102700243A (en) | 2012-10-03 |
| DE102012004277B4 (en) | 2021-12-16 |
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| C14 | Grant of patent or utility model | ||
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