CN106166895A - There is the printer of changing of printing plates device - Google Patents
There is the printer of changing of printing plates device Download PDFInfo
- Publication number
- CN106166895A CN106166895A CN201610344021.4A CN201610344021A CN106166895A CN 106166895 A CN106166895 A CN 106166895A CN 201610344021 A CN201610344021 A CN 201610344021A CN 106166895 A CN106166895 A CN 106166895A
- Authority
- CN
- China
- Prior art keywords
- forme
- printer
- stopper section
- guide device
- plate guide
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
- B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
- B41F27/1218—Devices for attaching printing elements or formes to supports for attaching flexible printing formes comprising printing plate tensioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
- B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
- B41F27/1218—Devices for attaching printing elements or formes to supports for attaching flexible printing formes comprising printing plate tensioning devices
- B41F27/1225—Devices for attaching printing elements or formes to supports for attaching flexible printing formes comprising printing plate tensioning devices moving in the printing plate end substantially rectilinearly
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F5/00—Rotary letterpress machines
- B41F5/24—Rotary letterpress machines for flexographic printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2227/00—Mounting or handling printing plates; Forming printing surfaces in situ
- B41P2227/60—Devices for transferring printing plates
- B41P2227/62—Devices for introducing printing plates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
Abstract
A kind of printer includes having geometry cylinder rotational axis (45) and for keeping the plate cylinder of the clamping device of forme, and also include the changing of printing plates device with plate guide device (14), wherein, plate guide device is supported by the way of can being adjusted to supply position (46), and supply position (46) are used for feeding printing plates to described in clamping device.Described printer also includes the multiple horizontal stopper section (47) for determining supply position (46) and stopper section, multiple front (9).
Description
Technical field
The present invention relates to a kind of printer, including plate cylinder and changing of printing plates device.Plate cylinder has geometry rolling
Cylinder rotation axis and for keeping the clamping device of forme.Changing of printing plates utensil has plate guide device, forme to draw
Leading device can be supported by the way of being adjusted to supply position, described supply position is for by feeding printing plates extremely
Clamping device.
Background technology
DE 10 2,006 022 531 B3 gives a kind of printer with printing plate cassette, and described printing plate cassette is swingably
Arrange and can be fixed in the operating position before plate cylinder.Use locking device for this, described locking fills
Putting and include taper bolt, described taper bolt is plugged in the opening in printing plate cassette housing.Taper bolt is with reference to print
Plate cylinder position is fixed.For changing of printing plates, it is desirable to plate cylinder is accurately positioned.
Summary of the invention
The task of the present invention is, proposes a kind of printer with changing of printing plates device, at described changing of printing plates device
In, the requirement to the location of plate cylinder is the highest.
This task is solved by following printer, described printer include having geometry cylinder rotational axis and for
Keep the plate cylinder of the clamping device of forme, and also include the changing of printing plates device with plate guide device,
Wherein, plate guide device is can be supported by the way of being adjusted to supply position, and supply position is for by forme
Supply to clamping device, and, printer also includes that multiple horizontal stopper section and stopper section, multiple front are for really
Fixed described supply position.
Being accurately positioned of plate guide device is ensure that in an advantageous manner by stopper section.Therefore, plate cylinder
Be no longer necessary to the most accurately arrange, in order to by plate guide device by feeding printing plates to plate cylinder.
There is different possible improvement project in the printer according to the present invention.
In an improvement project, determined in the direction parallel with the rotation axis of plate cylinder by horizontal stopper section
On supply position.
In an improvement project, determined in the direction vertical with the rotation axis of plate cylinder by stopper section, front
On supply position.Vertical direction refers to the radial direction of plate cylinder, tangential direction, secant direction or circle
Circumferential direction.
In an improvement project, when plate guide device is adjusted to supply position, plate guide device is positioned at
Laterally between stopper section.Here, plate guide device is positioned at the center of horizontal stopper section.
In an improvement project, horizontal stopper section is constructed having the roller of the roller rotating shaft line being parallel to each other.
In an improvement project, plate guide device has the conveying slide block for transport of printing plates.Conveying slide block exists
Linear sliding motion or linear rolling movement is performed during conveying, and, stopper section, front is configured to final position
Stopper section.These final position stopper sections are used for sliding motion or the width of rolling movement of limit transport slide block.
In an improvement project, stopper section, front is disposed on plate cylinder, and, horizontal stopper section not by
It is arranged on plate cylinder.Laterally stopper section is disposed in one or more separation or different group from plate cylinder
On part.
Being alternatively to one in the improvement project of person, stopper section, front and horizontal stopper section are all disposed in forme rolling
On cylinder.Here, laterally stopper section can be formed by the medial surface of the measurement ring of plate cylinder.
In an improvement project, changing of printing plates utensil has the forme well slot for collecting printing plates.By forme from print
Version well slot supply looks up, after plate guide device is disposed in forme well slot to the side of the motion of plate cylinder
Side, thus forme via plate guide device motion or is delivered to plate cylinder from forme well slot.Forme guides dress
Putting and can be supported in articulated section, plate guide device can swing around articulated section relative to forme well slot.
In an improvement project, plate cylinder and changing of printing plates Qi Shi oil polish mechanism or flexographic printing mechanism,
Such as the ingredient of the flexographic printing mechanism being used for local glazing oil of offset press.
Accompanying drawing explanation
Improvement project also draws from the explanation of embodiment and accompanying drawing, and accompanying drawing illustrates:
Fig. 1: printer,
The oil polish mechanism of Fig. 2: printer,
The plate cylinder of Fig. 3: oil polish mechanism and changing of printing plates device, and the plate guide device of changing of printing plates device,
Fig. 4 a: the plate guide device (seeing Fig. 3) observed from direction of visual lines BR,
The remodeling of Fig. 4 b: plate guide device,
The conveying slide block of Fig. 5: plate guide device, and the clamping device of conveying slide block,
Fig. 6: the details of the clamping device of conveying slide block,
Fig. 7: the driving means of conveying slide block,
Fig. 8: the registration device on the registration device of the forme on changing of printing plates device, and changing of printing plates device,
Fig. 9 a-9d: order forme being adjusted relative to the registration device of changing of printing plates device by conveying slide block,
With
Figure 10: have and guide and the multifunctional element of defencive function.
Detailed description of the invention
Fig. 1 illustrates printer 1, and it has hectographic printing mechanism and has flexographic printing mechanism as oil polish
Mechanism 48.Printer is the page printer with unshowned feeder and collector.
Fig. 2 illustrates, oil polish mechanism 48 has plate cylinder 2 and for changing the changing of printing plates device 5 of forme 4.
Forme 4 is the flexo forme for local glazing oil.In printing operation, roller 42 rolls on forme 4, roller
42 is to apply roller, is also anilox roll.
Fig. 3 illustrates, changing of printing plates device 5 has plate guide device 14 and forme well slot 5, and forme well slot 5 erects
Directly extend.Plate guide device 14 is supported in articulated section 13 and collapsible.Conveying slide block 6 can move
It is bearing in plate guide device 14 dynamicly.Plate guide device 14 is swung around articulated section 13, in order to incite somebody to action
Plate guide device 14 is adjusted to supply position 46 (seeing Fig. 4).Plate guide device 14 is in supply position 46
In there is approximate horizontal state.Conveying slide block 6 rolls away from from plate guide device 14, in order to will carry slide block 6
Bring supply position 46 into.Here, the roller 8 that conveying slide block 6 carries in its front end is advanced on guide part 7.
Guide part 7 is respectively provided with rising section (so-called slope) and is fixed on plate cylinder 2.Guide part 7
Plate guide device 14 is caused together with being supported in conveying slide block 6 therein somewhat around hinged when location
Portion 13 is swung.
Fig. 4 a illustrates, roller 8 rests on stopper section, front 9 in other words, front stopper section, described front stopper section or
Person says rolling path away from and being fixed on plate cylinder 2 of stopper section, front 9 limit transport slide block 6.Can be by
Plate cylinder 2 is divided into two imaginary axial section with reference to the cylinder rotational axis 45 of its geometry, and said two is empty
In structure axial section one is directed towards cylinder half portion that the fore side of printer 1 disposes, and another is court
Cylinder half portion disposed to driving side.One axial section is referred to as fore side section 10, and, another axial area
Section is referred to as driving side section 11.
One guide part 7 and a stopper section, front 9 are positioned in fore side section 10, and, another guide part 7 He
Another stopper section, front 9 is positioned in driving side section 11.The geometry rotation axis of roller 8 be mutually aligned and with
Cylinder rotational axis 45 is parallel.
Plate guide device 14 passes through lateral stopper section in other words in the case of it is adjusted to supply position 46
Laterally stopper section 47 is laterally oriented and with reference to plate cylinder 2 centering.Laterally stopper section 47 is to have phase
The most parallel and be perpendicular to the roller of geometry roller rotating shaft line 49 of cylinder rotational axis 45.In supply position
Putting in 46, plate guide device 14 is between the horizontal stopper section 47 that above-mentioned two is fixed in frame.
Fig. 4 b illustrates a remodeling, and in described remodeling, horizontal stopper section 47 is configured not as cylindrical outer roller,
But drums inside measurement ring.With conveying slide block 6 roller 8 coaxial line and be fixed on conveying slide block 6
On cuphead pilotage plate cylinder 2 above-mentioned two measurement ring mutual towards side on backstop, in order to will print
Version guide 14 laterally orients.
Fig. 5 illustrates, conveying slide block 6 carries and at this by collection towards plate cylinder 2 on conveying direction 16
The holding means become fastens described forme 4.Described holding means is clamping device 17, and clamping device 17 has folder
The first clamping face 19 and the second clamping face 20 on tight mould 18.Clamping device 3 is disposed on plate cylinder 2,
Forme 4 is imported in clamping device 3 by plate guide device 14.Conveying slide block 6 is by the front seamed edge of forme 4
Push in the clamping device 3 of plate cylinder 4.Plate cylinder 2 has another clamping device unshowned, is used for
The trailing edge of fastening forme 4.
Fig. 6 illustrates, when forme 4 is sandwiched between two clamping faces 19,20, first clamping face 19 by
The spring 21 producing clamping force loads.Clamping die 18 is pressed towards the second clamping face 20 by spring 21 when sandwiching
And it is contracted against the effect of spring 21 by actuator 22 when unclamping clamping.Actuator 22 is pneumatic type work
Make cylinder.Observing from conveying direction 16, above-mentioned two clamping face 19,20 is respectively provided with the extension of termination, institute
State extension to be indicated by means of an arrow in Figure 5.
Fig. 7 illustrates, conveying slide block 6 at conveying direction 16 and running movement in the reverse direction by electro-motor
23 drive via drive mechanism 24.Motor 23 and drive mechanism 24 are disposed in plate guide device 14.
Drive mechanism 24 is traction device drive mechanism and has toothed belt 26 and the skin by toothed belt 26 cincture
Belt wheel 25 is as driving member.Motor 23 directly can drive indirectly by intermediate member or (as shown in the figure)
In described belt pulley 25 one.
Conveying slide block 6 is fixed on toothed belt 26 and directed in unshowned linear steering portion.
Fig. 8 illustrates, forme 4 have in its front seamed edge two alignment pressing parts (so-called mating holes,)
28, one group of first set pilot pin (so-called cooperation bolt, Passbolzen) 29 is pluggable to described alignment pressing part 28
In.First set pilot pin 29 is fixed in forme well slot 12 and (sees Fig. 3).
One group second is overlapped pilot pin 30 and is fixed on the clamping device 3 of plate cylinder 2 and when forme 4 is sandwiched into
It is plugged into time in clamping device 3 in alignment pressing part 28.The diameter of the second set pilot pin 30 is slightly less than first
The diameter of set pilot pin 29.Such as, a diameter of ten millimeters of first set pilot pin 29, and, the second set pilot pin 30
A diameter of nine millimeters, wherein, diameter difference is one millimeter and is thus 10%.Described diameter difference is permissible
It is 5% to 20%.
In interference-free operation, the second set pilot pin 30 is not plugged into alignment with forme 4 contiguously in loose type grafting
In pressing part 28, and, forme 4 passes through first set pilot pin relative to the alignment position accurately of clamping device 3
29 are ensured with jointly acting on of clamping device 17, conveying slide block 6 and stopper section 9,47.In interference (location
Inaccurate) and manual plate equipment in the case of, second set pilot pin 30 contacts with forme, and, second overlap
Pilot pin 30 causes the rough alignment of forme 4, the fine alignment of forme 4 after forme 4 is clamped by forme
The register adjusting device of cylinder 2 is carried out.
Fig. 9 a illustrates, when during plate guide device 14 is folded into forme well slot 12 and when being in its vertical position,
First set pilot pin 29 is plugged in alignment pressing part 28.Here, first set pilot pin 29 rests on alignment pressing part
On the centre portion at the U-shaped edge of 28.The centre portion of one alignment pressing part 28 is straight, and, separately
The centre portion of one alignment pressing part 28 is semicircle, and this can see in fig. 8, and, in the middle of above-mentioned two
Section lays respectively between two lateral sectors being parallel to each other at the edge of each alignment pressing part 28.At forme 4
Alignment state accurately in, conveying slide block 6 clamping device 17 close, and, forme 4 is sandwiched in it.
Fig. 9 b illustrates, return movement implemented by conveying slide block 6 and the forme 4 being sandwiched in a first direction 31,
Wherein, conveying slide block 6 travels in the most vertical plate guide device 14 upward.In this way, respectively
Free space 33 is produced between the centre portion of alignment pressing part 28 with corresponding set pilot pin 29.Free space 33
Can be the most determined so that set pilot pin 29 or (such as accompanying drawing) internal still in alignment pressing part 28 or
It is outside that (different from accompanying drawing) have been in alignment pressing part 28.
Fig. 9 c illustrates, forme 4 is elevated with reference to first set pilot pin 29, and the most in this wise by
Orientation so that forme 4 can be unreal with first set pilot pin 29 collision ground along second direction 32 (seeing Fig. 9 d)
Execute forward travel.When forme 4 promotes, forme 4 is implemented to have to be perpendicular to first direction 31 and second direction 32
The motion of component motion of motion.Component motion orients abreast with the horizontal medial axis of first set pilot pin 29.
The lifting of forme 4 is caused by folding plate guide device 14 from forme well slot 12, and wherein, forme guides
Device 14 is swung in supply position around articulated section 13 (seeing Fig. 3).It is to say, have mentioned fortune
The motion of dynamic component is oscillating motion or folding movement and is represented by curved arrow in Fig. 9 c.It is moved through at this
Cheng Zhong, forme is fastened in clamping device 17, clamping device 17 also referred to as holding means.Clamping dress
Putting 17 to be fixed on conveying slide block 6, conveying slide block 6 is fixed on plate guide device by linear steering portion
On 14.Therefore, plate guide device causes forme 4 relative to being fixed relative to the adjustment of forme well slot 12
The motion of the first set pilot pin 29 on forme well slot.
Fig. 9 d illustrates, the forme 4 being sandwiched into by conveying slide block 6 cross the head of first set pilot pin 29 along
Second direction 32 is carried, and second direction 32 is consistent with conveying direction 16 (seeing Fig. 5 or Fig. 8).
During the conveying slide block 6 forward travel in second direction 32, conveying slide block 6 is moved into supply position
Put 46.Here, forme 4 is pushed in the clamping device 3 opened wide of plate cylinder 2, and, clamping device
The second set pilot pin 30 of 3 is plugged in alignment pressing part 28.
The electronic-controlled installation 34 the most only symbolically illustrated is according to the programme-control forme within it run
Changer 5.Control device 34 and control such as actuator 22 and motor 23.Described program includes corresponding to Fig. 9 a-9d
Shown in the program step of method step.
Figure 10 illustrates, multifunctional element 36 is disposed between roller 42 and changing of printing plates device 5, multifunctional element
36 can swing in primary importance 39 and the second position 40 alternatively around articulated section 44.Use the first of dashed lines labeled
Position 39 is forme guide position and for being guided to forme well slot from plate cylinder 2 by forme 43 to be derived
12.Forme 43 forme 4 as already mentioned above is the flexo forme for local glazing oil like that, wherein,
Above-mentioned two forme 4,43 is mutually distinguished in terms of printing image and is arranged for different printing task, because of
This needs changing of printing plates.Forme 43 to be derived slides on guide surface 37, and guide surface 37 is by multifunctional element 36
Concave inner side constitute.Multifunctional element 36 is hull shape body and passes through load bearing arm at the two of multifunctional element 36
End supports swingably.It is splash protective position and for stopping by rotating by the second position 40 of solid marks
Roller 42 is towards the fluid (gloss oil) 50 of forme well slot 12 direction inevitably splash.The stream thrown away by roller 42
The drop of body 50 knocks splash protection face 38, and splash protection face 38 is made up of the convex outer of multifunctional element 36.
Forme well slot 12 is the sensitive assembly 41 of changing of printing plates device 5, sensitive assembly 41 by multifunctional element 36 protect with
The anti-pollution by splash fluid 50.Primary importance 39 and the second position 40 are in opposite direction, say, that each other
Misplace the angle of oscillation of 180 °, and wherein, this angular deviation can more than or less than 180 ° also under other application example
Just it is up to the difference of 90 °.
Reference numerals list
1 printer
2 plate cylinders
3 (plate cylinder 1) clamping device
4 (for local glazing oil and/or for flexographic printing) forme
5 changing of printing plates devices
6 (slidingtype or roller) conveying slide block
7 guide parts (as setting element)
8 (on conveying slide block 6) roller
9 stopper sections, stopper section, front (as setting element)
10 (plate cylinder 2) fore side section
11 (plate cylinder 2) driving side section
12 forme well slots
13 articulated sections
14 plate guide devices
16 (forme 4) conveying direction
17 (conveying slide block 6) holding means, clamping device
18 clamping dies
19 (on clamping die 18) first clamping face
20 second clamping faces
21 springs
22 actuators
23 motors
24 drive mechanisms
25 belt pulleys (as driving member)
26 toothed belts (as driving member)
28 alignment pressing parts
29 first set pilot pins (the alignment pairing pin on forme well slot 12)
30 second set pilot pins (the alignment pairing pin on clamping device 3)
31 first directions (transport of printing plates 4 backward)
32 second directions (are fed forward forme 4)
33 free spaces
34 control device (able to programme)
36 multifunctional elements
37 guide surfaces
38 splash protection faces
39 primary importances (forme guide position)
40 second positions (splash protective position)
41 assemblies (corresponding to plate guide device 14)
42 rollers
43 formes
44 articulated sections
45 cylinder rotational axis
46 (plate guide device 14 and conveying slide block 6) supply position
47 horizontal stopper sections
48 oil polish mechanisms
49 roller rotating shaft lines
50 fluids
BR direction of visual lines
Claims (10)
1. a printer, including
-plate cylinder (2), this plate cylinder has the cylinder rotational axis (45) of geometry and is used for keeping forme
(4) clamping device (3),
-changing of printing plates device (5), this changing of printing plates utensil has plate guide device (14), wherein, described forme
Guide (14) is supported by the way of can being adjusted to supply position (46), and described supply position is used for
By described forme (4) supply to described clamping device (3), and
-multiple horizontal stopper sections (47) and stopper section, multiple front (9), be used for determining described supply position (46).
Printer the most according to claim 1, wherein, described horizontal stopper section (47) determines described confession
It is parallel to described cylinder rotational axis (45) to position (46).
Printer the most according to claim 1, wherein, stopper section, described front (9) determines described supply
Position (46) is perpendicular to described cylinder rotational axis (45).
4. according to the printer described in any one of claims 1 to 3, wherein, when described plate guide device (14)
When being adjusted to described supply position (46), described plate guide device (14) is positioned at described horizontal stopper section
(47) between, and, described horizontal stopper section makes described plate guide device centering.
5. according to the printer described in any one of claims 1 to 3, wherein, described horizontal stopper section (47)
It it is the roller with the roller rotating shaft line (49) being parallel to each other.
6. according to the printer described in any one of claims 1 to 3, wherein, described plate guide device (14)
There is the conveying slide block (6) for carrying described forme (4), and, stopper section, described front (9) is to use
In limiting described conveying slide block (6) roller or the final position stopper section of slidingtype linear movement.
7. according to the printer described in any one of claims 1 to 3, wherein, stopper section, described front (9) quilt
It is arranged in drums inside, i.e. stopper section, described front is disposed on described plate cylinder (2), and, institute
State horizontal stopper section (47) to be disposed in or cylindrical outer or drums inside.
8. according to the printer described in any one of claims 1 to 3, wherein, described changing of printing plates device (5) tool
There is the forme well slot (12) for receiving described forme (4), and, described plate guide device (14) edge
And the direction of described forme (4) supply to described plate cylinder (2) is connected to described forme well slot (12)
Rear.
Printer the most according to claim 8, wherein, described plate guide device (14) is with can be around
Articulated section (13) and can be supported by relative to the mode that described forme well slot (12) swings at this.
10. according to the printer described in any one of claims 1 to 3, wherein, described plate cylinder (2) and
Described changing of printing plates device (5) is ingredient or the group of flexographic printing mechanism of oil polish mechanism (48)
Become part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015209424.3 | 2015-05-22 | ||
| DE102015209424 | 2015-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106166895A true CN106166895A (en) | 2016-11-30 |
| CN106166895B CN106166895B (en) | 2020-02-18 |
Family
ID=57231759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610344021.4A Active CN106166895B (en) | 2015-05-22 | 2016-05-23 | Printing press with plate changer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106166895B (en) |
| DE (1) | DE102016206225A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110709248A (en) * | 2017-04-07 | 2020-01-17 | 博斯特佛罗伦萨有限公司 | Printing unit with interchangeable printing sleeves |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110709248A (en) * | 2017-04-07 | 2020-01-17 | 博斯特佛罗伦萨有限公司 | Printing unit with interchangeable printing sleeves |
| CN110709248B (en) * | 2017-04-07 | 2022-03-15 | 博斯特佛罗伦萨有限公司 | Printing unit with interchangeable printing sleeves |
| US11390067B2 (en) | 2017-04-07 | 2022-07-19 | Bobst Firenze S.R.L. | Printing unit with interchangeable printing sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102016206225A1 (en) | 2016-11-24 |
| CN106166895B (en) | 2020-02-18 |
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Effective date of registration: 20210709 Address after: Weisloch, Germany Patentee after: Heidelberg printing machinery Intellectual Property Co.,Ltd. Address before: Heidelberg, Germany Patentee before: Heidelberger Druckmaschinen AG |