CN107639923A - The printing mechanism of offset press - Google Patents
The printing mechanism of offset press Download PDFInfo
- Publication number
- CN107639923A CN107639923A CN201710826879.9A CN201710826879A CN107639923A CN 107639923 A CN107639923 A CN 107639923A CN 201710826879 A CN201710826879 A CN 201710826879A CN 107639923 A CN107639923 A CN 107639923A
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- China
- Prior art keywords
- transfer
- axle
- cylinder
- frame
- transfer platen
- Prior art date
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- 238000007639 printing Methods 0.000 title claims abstract description 57
- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 238000005096 rolling process Methods 0.000 claims abstract description 28
- 238000002788 crimping Methods 0.000 claims abstract description 24
- 230000008859 change Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F7/00—Rotary lithographic machines
- B41F7/02—Rotary lithographic machines for offset printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/0024—Frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/20—Supports for bearings or supports for forme, offset, or impression cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/26—Arrangement of cylinder bearings
- B41F13/30—Bearings mounted on sliding supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/26—Arrangement of cylinder bearings
- B41F13/32—Bearings mounted on swinging supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
- B41F13/36—Cams, eccentrics, wedges, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
- B41F13/38—Cylinder lifting or adjusting devices electrically or magnetically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
- B41F13/40—Cylinder lifting or adjusting devices fluid-pressure operated
-
- 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
- B41F27/10—Devices for attaching printing elements or formes to supports for attaching non-deformable curved printing formes to forme cylinders
- B41F27/105—Devices for attaching printing elements or formes to supports for attaching non-deformable curved printing formes to forme cylinders for attaching cylindrical printing formes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/004—Electric or hydraulic features of drives
- B41F13/0045—Electric driving devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
- B41P2217/15—Machines with cylinders only supported on one side, e.g. cantilever construction
-
- 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
- B41P2227/20—Means enabling or facilitating exchange of tubular printing or impression members, e.g. printing sleeves, blankets
- B41P2227/21—Means facilitating exchange of sleeves mounted on cylinders without removing the cylinder from the press
Abstract
The printing mechanism of offset press, including plate cylinder, transfer platen and impression cylinder, plate cylinder is set on edition axle, transfer platen is set on transfer axle, impression cylinder is rotated in frame, plate cylinder keeps crimping to rolling with transfer platen, version axle carries out rotation setting in frame, transfer axle and rotate setting around its axial line, setting is adjusted on transfer axle running orbit in the position for transferring the axial line of axle, from different size external diameter transfer platen when, position of the regulation transfer axle axial line on transfer axle running orbit, the transfer platen of different size external diameter is set to keep crimping to rolling with impression cylinder；The printing mechanism of the offset press can change the plate cylinder and transfer platen of various outer diameter specification, realize the printing of different printing pattern length, and ensure continuous between the printed patterns each unit on roll web, roll web utilization rate is lifted and roll web is without retracting, effectively improve print speed printing speed and efficiency, paper paper feed is not influenceed, and paper tension is steady, printing precision lifting.
Description
Technical field
The present invention relates to printing equipment, and in particular to the printing mechanism of offset press.
Background technology
Offset press is a kind of offset press, and printing figure message first prints to transfer platen from the printing plate of plate cylinder during printing
On blanket, then it is transferred to again by transfer platen on paper.The printing mechanism of offset press has plate cylinder, transfer platen and pressure
Roller is printed, three rollers, which coordinate, completes paper printing.
Wound roll material offset press is the offset press for printing cylinder material, and existing mode of printing is batch (-type) offset printing.I.e.
No matter how printed matter pattern length changes, and the external diameter of plate cylinder and transfer platen is changeless, when the printing of printed matter
When pattern length changes, the maximum of plate cylinder can print girth and the printed patterns length appearance of printed matter is unequal, is printing
Produced when pattern length is less than plate cylinder maximum printable length, on the paper that prints between adjacent two printed patterns larger
Blank（Without printed patterns region）, this, which is unfavorable for printing, can cause larger waste.In order to realize comparatively ideal printing,
Jagged, two breach respective synchronizations setting, when the breach direction in transfer platen is separately designed on plate cylinder and transfer platen
During impression cylinder, printed matter（Such as paper, film）Retract the printing blank eliminated on paper under the driving of front and rear traction power, just
Then printed to operation, form one and enter the batch (-type) mode of printing moved back, this obvious printing defects of mode of printing are：One
Aspect causes print speed printing speed can not improve, and influences printing efficiency；On the other hand the tension force for being subject to printed matter is unstable, easily production
Raw stretcher strain, influences printing precision and printing effect.
The content of the invention
In view of technical problem present in background technology, technical problem solved by the invention aims to provide one kind can be more
The plate cylinder and transfer platen of various outer diameter are changed, makes plate cylinder and the outer surface girth of transfer platen（That is cylinder face）With printed matter
Printed patterns length is corresponding, and without retracting during printing, it is steady that printed matter walks material, can improve print speed printing speed and printing efficiency, improve
The printing mechanism of the offset press of printing precision and printing effect.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：The printing mechanism of offset press, includes version
Roller, transfer platen and impression cylinder, it is characterised in that：Plate cylinder is set on edition axle, and transfer platen is set on transfer axle,
Impression cylinder carries out rotation setting, plate cylinder and transfer platen Corresponding matching in frame, and plate cylinder keeps pressing with transfer platen
Connect to rolling, version axle carries out rotation setting in frame, and transfer axle is rotated around its axial line and set, and transfers the position of the axial line of axle
Transfer axle running orbit on settings is adjusted, from different size external diameter transfer platen when, regulation transfer axle axial line
Position on transfer axle running orbit, the transfer platen of different size external diameter is set to keep crimping to rolling with impression cylinder.
Frame is provided with curved groove, and curved groove forms transfer axle running orbit, and the transfer axle of transfer platen passes through mounting seat
It is arranged on curved groove, the transfer axle of transfer platen rotates setting in mounting seat, and mounting seat position adjustments on curved groove are set
Put.
It is arc track to transfer axle running orbit, the transfer platen of optional three different size external diameters, on the arc track
Corresponding three axle center line positions with transfer axle, the transfer platen on three axle center line positions are kept with impression cylinder respectively
Crimping is to rolling.
Three different size external diameters choose maximum outside diameter, minimum outer diameter and intermediate outer respectively.
Setting is adjusted in radial position of the impression cylinder in frame.
Transfer axle, which is arranged in swing arm, to be rotated, and swing arm swings setting in frame, and swing arm swings to form transfer axle operation rail
The arc track of mark and the axial line of transfer axle is set to carry out position adjustments on the arc track.
Swing arm is arranged in frame by arm shaft and swung, and setting is adjusted in radial position of the arm shaft in frame.
Swing arm by drive device drive in frame around arm shaft carry out reciprocally swinging, the drive device include push rod,
Push rod, cylinder transmission device and spindle gear, cylinder transmission device include cylinder, and spindle gear includes silk
Bar, screw and sliding block, screw are arranged on sliding block, and screw mandrel is lifted by power source drive driving wire master tape movable slider in frame,
Push rod is hinged in swing arm, and push rod is hinged on sliding block, and push rod is hinged with push rod, and push rod or/and push rod also pass with cylinder
Dynamic connection.
Cylinder uses double stroke cylinder or double cylinders, and the piston rod and push rod, push rod of cylinder are hinged, and cylinder is in gas
Swing and set in cylinder seat.
Frame is provided with plate cylinder replacement port, and the first end cap is arranged on plate cylinder replacement port, axle is provided with the first end cap
Hold and coordinate with version axle；Frame is provided with transfer platen replacement port, and swing arm is located at transfer platen replacement port sidepiece, and swing arm is provided with the
Two end caps, the second end cap are arranged on the end cap installing port of swing arm, and bearing is provided with the second end cap and is coordinated with transfer axle.
Beneficial effects of the present invention are that the printing mechanism of the offset press can change the plate cylinder of various outer diameter specification and turn
Roller is printed, realizes the printing of different printing pattern length, and is ensured continuous between the printed patterns each unit on roll web（Blank is several
Do not have）, roll web utilization rate is lifted and roll web need not retract, and effectively improves print speed printing speed and printing efficiency, and will not shadow
Paper paper feed is rung, paper tension is steady, can improve printing precision.Therefore, the present invention has prominent reality compared with prior art
Matter feature and significant progress.
Brief description of the drawings
The relevant details and operation principle of embodiments of the present invention and embodiment are described below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is A-A sections in Fig. 1.
Fig. 3 is B-B sections in Fig. 1.
Embodiment
Referring to accompanying drawing, the printing mechanism of offset press in present embodiment, include plate cylinder 1, transfer platen 4 and impressing rolling
Cylinder 2, coordinated by three rollers and realize paper printing.Plate cylinder 1 is set on edition axle 16, and transfer platen set 4 is located at transfer axle
On 21, therefore the plate cylinder and transfer platen of various outer diameter specification can be changed in axle.Between axle and roller set alignment pin and
Breach carries out being mutually located cooperation, it is ensured that is slided between axle and roller without relative.Elastic layer can also be set in roller endoporus,
Stomata is set on axle, blown by source of the gas, Air Valve Control stomata, when roller is set on axle, axle stomata is by air blowing spreading roller
The elastic layer of endoporus, after drum sleeve is set to position, stops stomata and blow, roller endoporus elastic layer contracts are held tightly in axle.
Impression cylinder 2 carries out rotation setting, impression cylinder configuration motor 19 in frame（Such as servomotor）Driving is carried out
Rotate, plate cylinder 1 and the Corresponding matching of transfer platen 4, i.e. pattern unit N on the cylinder face Corresponding matching plate cylinder 1 of transfer platen 4
Times, N is positive integer, preferably one times or two times, so that printed patterns shift.Such as plate cylinder 1 and the specification of transfer platen 4（Typically
Refer to external diameter）Identical or slightly deviation, the pattern unit that the cylinder face of transfer platen 4 can just be on Corresponding matching plate cylinder 1
（One times of relation）；Or make 4 faces of transfer platen（That is outer surface girth）Pattern unit on corresponding two plate cylinder（Two times
Relation）.Referring to accompanying drawing, in the present embodiment, using one times of relation, specification identical plate cylinder and transfer platen will be selected.
Plate cylinder 1 is kept crimping to rolling with transfer platen 4, and the pattern on plate cylinder is transferred in transfer platen, version axle
16 carry out rotation setting in frame 3, and version axle 16 configures motor 13（Such as servomotor）Driving is rotated, and is driven on edition axle
Plate cylinder rotated.Transfer axle 21 and rotate setting around its axial line, transfer axle 21 configures motor 20（Such as servomotor）Drive
It is dynamic to be rotated, and drive the transfer platen 4 on transfer axle 21 to be rotated, the position of axial line of axle 21 is transferred in transfer axle
Setting is adjusted on running orbit 40, from different size external diameter transfer platen when, regulation transfer the axial line of axle 21 turn
The position on axle running orbit 40 is printed, makes the transfer platen 4 of different size external diameter keep crimping to rolling with impression cylinder 2.Turn
Roller and plate cylinder external diameter Corresponding matching are printed, and keeps crimping to rolling, while transfer platen keeps crimping to rolling with impression cylinder,
Therefore during the pattern of printing different length, it is possible to change corresponding plate cylinder and transfer platen, then adjust the axle of transfer axle
Heart line position, transfer platen is allowed to be kept crimping with plate cylinder to rolling, transfer platen keeps crimping to rolling, roll web with impression cylinder
On printed patterns each unit between it is continuous, the lifting of roll web utilization rate and roll web without retracting, effectively improve print speed printing speed and
Efficiency, and paper tension is steady, and it is stable to walk material.
Frame 3 is provided with curved groove, and curved groove is such as opened up on the wallboard of frame 3, and curved groove forms transfer axle operation rail
Mark, the transfer axle 21 of transfer platen are arranged on curved groove by mounting seat, and the transfer axle of transfer platen rotates in mounting seat
Set, mounting seat position adjustments on curved groove are set, and axle axle is transferred by adjusting position adjustments of the mounting seat on curved groove
Position of the heart line on transfer axle running orbit.
Transfer axle running orbit 40 is arranged to arc track, appoints the transfer platen for taking three different size external diameters, the circle
Corresponding three axle center line positions with transfer axle, i.e. three axial line position correspondences, three different size external diameters on arc track
Transfer platen installation site, transfer platen on three axle center line positions keeps crimp to rolling with impression cylinder respectively
（Perfect condition is circumscribed for holding）.Three axle center line positions can just determine arc track, and three rule are ensured on arc track
The transfer platen of lattice can keep crimping to rolling with plate cylinder and impression cylinder.Respectively in these three axles on arc track
Other positions near heart line position, by applying different pressures, it can also allow other specifications（Appoint and take outside three specifications）
The transfer platen of external diameter keeps crimping to rolling with impression cylinder and roller cylinder.Three different size external diameters can choose maximum respectively
External diameter, minimum outer diameter and intermediate outer, such as 245mm, 145mm, 200mm.
Setting is adjusted in radial position of the impression cylinder 2 in frame 3, i.e., can change adjustment impression cylinder 2 in machine
Radial position on frame.In impression cylinder initial position, initial position refers to before impression cylinder carries out position adjustment, is located at
Transfer platen on three axle center line positions keeps crimping to rolling with initial position impression cylinder respectively.Adjusting setting can incite somebody to action
The central rotating shaft of impression cylinder 2 is arranged on excentric sleeve 23, by adjusting position of the excentric sleeve in frame so as to pressure
Print roller and carry out radial position regulation.Transfer axle running orbit 40 is arranged to arc track, it is difficult to ensure that except arc track
The transfer platen on transfer axle outside three axle center line positions keeps crimping to rolling with plate cylinder and impression cylinder simultaneously, leads to
Cross and radially external regulation is carried out to impression cylinder, then crimping is to rolling between may insure each roller.
Arc track can be the form that arc groove is set in frame.In the present embodiment, by the form of swing arm 5,24,
Specifically, the transfer axle 21 of transfer platen is arranged on swing arm 5,24（Divide horizontal swinging arm）Upper rotation, transfer axle 21 is around its axle center
Line rotates, and swing arm 5,24 swings setting in frame 3, and swing arm 5,24 swings and forms arc track, that is, transfers axle running orbit 40,
The axial line of transfer axle 21 is set to carry out position adjustments on the arc track by swinging.
The arc track formed using swing arm form, which equally exists three axle center line positions, can just determine arc track,
The transfer platen of three specifications is at least ensured that on arc track to be kept crimping to rolling with plate cylinder and impression cylinder
（Perfect condition is circumscribed for holding）, can at least realize the regulation of three specifications.It can also pass through pressure near three specifications
Regulation keeps crimping to rolling, but the transfer platen on the transfer axle of the other positions on arc track is difficult to while and plate cylinder
And impression cylinder keeps crimping to rolling, to ensure between each roller crimping to rolling, except to impression cylinder in frame
Radial position is adjusted outside setting, and setting arc track can also be adjusted, and regulation setting can also change regulation roller
Between squeegee pressure size.For example swing arm 5,24 is arranged in frame 3 by arm shaft 22 and swung, arm shaft 22 is in frame 3
Radial position setting is adjusted, i.e., can change adjustment the radial position in frame of arm shaft 22, it is initial in arm shaft 22
Opening position, initial position refer to that before arm shaft carries out position adjustment the transfer platen on three axle center line positions is divided
Do not keep crimping to rolling with impression cylinder, be adjusted by the radial position to arm shaft, so that arc track enters line position
Put regulation.Regulation setting arm shaft can be arranged on excentric sleeve, by adjust position of the excentric sleeve in frame from
And radial position regulation is carried out to arm shaft.
Swing arm 5,24 is driven by drive device and carries out reciprocally swinging around arm shaft in frame 3, and the drive device can be straight
Connect using cylinder top pushing arm or swung using the driving swing arm of screw mandrel gas-distributing motor.Following knot will preferably be used by being used as in the present embodiment
Structure：The drive device includes push rod 6, push rod 8, cylinder transmission device and spindle gear, cylinder transmission device and included
Cylinder, spindle gear include screw mandrel 11, screw and sliding block 9, and screw is arranged on sliding block 9, and screw mandrel 11 is by power source 12
（Such as servomotor, torque motor）Driving driving wire master tape movable slider 9 lifts in frame, sets guide rail 7 to supply sliding block in frame
Lifted, push rod 6 is hinged in swing arm 5, and push rod 8 is hinged on sliding 9 pieces, and push rod is hinged with push rod, push rod and cylinder
Either push rod and cylinder-driven connection or the pin joint between push rod and push rod are connected with cylinder-driven for drive connection, by cylinder
Coordinate driving push rod and push rod action.In the present embodiment, when drive device works, the drive screw of power source 12, screw mandrel 11 is driven
Screw band movable slider 9 is lifted in frame, and sliding block will be swung back and forth by push rod, push rod and cylinder mating band movable pendulum arm, just
After walking in place, power source stops drive screw, and swing arm is withstood in cylinder ventilation source pressurization, and the air pressure change for passing through cylinder is adjusted, energy
Transfer platen in swing arm is enough adjusted to keep crimping the pressure to rolling with impression cylinder and plate cylinder.When the sliding block of spindle gear
By screw mandrel and screw lifting locking in frame after, when being avoided that printing transfer platen bounce, shake, avoid the occurrence of black thick and show
As.Cylinder uses double stroke cylinder or double cylinders, and the piston rod and push rod, push rod of cylinder are hinged, and cylinder is in cylinder block
Upper swing is set, and cylinder can carry out two-pass work using double stroke cylinder or double cylinders, and one can be set in two-pass
Small stroke, it can be swung carrying out the small stroke of swing arm, transfer platen and other two rollers separated, is overhauled or debugged.
Using double cylinders 25,26 in figure.
Frame 3 is provided with plate cylinder replacement port, and the first end cap 17 is arranged on plate cylinder replacement port, is set in the first end cap 17
There is bearing 18 to coordinate with version axle 16；Frame 3 is provided with transfer platen replacement port 15, and swing arm 5 is located at the side of transfer platen replacement port 15
Portion, it is outside in the present embodiment, naturally it is also possible to be arranged on inner side.Swing arm 5 is provided with the second end cap 27, and the second end cap is arranged on
On the end cap installing port of swing arm, bearing 10 is provided with the second end cap 27 and is coordinated with transfer axle 21, groove can also be provided with wallboard
For the transfer axle activity in swing arm.Swing arm 5,24 is set up separately in the left and right sides of frame plate in the present embodiment, plate cylinder replacement port,
Transfer platen replacement port is respectively positioned on the frame plate on right side, sets end cap installing port to pacify for the second end cap 27 in right side swing arm 5
Dress.Carrying out changing drum functions explanation by taking swing arm as an example, when changing roller, swing arm is rocked to the position of transfer platen replacement port,
The second end cap in the swing arm of right side is pulled down and separated with transfer axle, separation rear-swing arm is pulled down and swings concede transfer platen replacement port again
Position, it is possible to the transfer platen transferred on axle is changed, rear-swing arm has been changed and has been rocked at transfer axle again by the
Two end caps are loaded onto to be coordinated with transfer axle；The first end cap is opened on other wallboard, by plate cylinder from version axle at plate cylinder replacement port
On pull down and changed, the first end cap is reinstalled again after replacing.
Claims (10)
1. the printing mechanism of offset press, includes plate cylinder（1）, transfer platen（4）And impression cylinder（2）, it is characterised in that：Version
Roller（1）It is set in an edition axle（16）On, transfer platen（4）It is set in transfer axle（21）On, impression cylinder（2）In frame（3）On
Carry out rotation setting, plate cylinder（1）With transfer platen（4）Corresponding matching, plate cylinder（1）With transfer platen（4）Keep crimping pair
Rolling, version axle（16）In frame（3）On carry out rotation setting, transfer axle（21）Rotate and set around its axial line, transfer axle（21）'s
The position of axial line is in transfer axle running orbit（40）On setting is adjusted, from the transfer platen of different size external diameter（4）
When, regulation transfer axle（21）Axial line is in transfer axle running orbit（40）On position, make the transfer platen of different size external diameter
（4）And impression cylinder（2）Crimping is kept to rolling.
2. the printing mechanism of offset press as claimed in claim 1, it is characterised in that：Frame（3）It is provided with curved groove, curved groove
Form transfer axle running orbit（40）, transfer platen（4）Transfer axle（21）It is arranged on by mounting seat on curved groove, transfer rolling
Cylinder（4）Transfer axle（21）Rotate and set in mounting seat, mounting seat position adjustments on curved groove are set.
3. the printing mechanism of offset press as claimed in claim 1, it is characterised in that：Transfer axle running orbit（40）For circular arc rail
Mark, optional three different size external diameters（a、b、c）Transfer platen（4）, it is corresponding on the arc track that there is transfer axle（21）'s
Three axle center line positions, the transfer platen on three axle center line positions（4）Respectively with impression cylinder（2）Crimping is kept to rolling.
4. the printing mechanism of offset press as claimed in claim 1, it is characterised in that：Plate cylinder（1）With transfer platen（4）It is corresponding
During matching, transfer platen（4）Cylinder face Corresponding matching plate cylinder（1）On N times of pattern unit, N is positive integer.
5. the printing mechanism of offset press as claimed in claim 3, it is characterised in that：Impression cylinder（2）In frame（3）On footpath
Setting is adjusted to position.
6. the printing mechanism of offset press as claimed in claim 3, it is characterised in that：Transfer axle（21）It is arranged on swing arm（5、24）
Upper rotation, swing arm（5、24）In frame（3）Upper swing is set, swing arm（5、24）Swing and form transfer axle running orbit（40）Circle
Arc track and make transfer axle（21）Axial line position adjustments are carried out on the arc track.
7. the printing mechanism of offset press as claimed in claim 6, it is characterised in that：Swing arm（5、24）Pass through arm shaft（22）If
Put in frame（3）Upper swing, arm shaft（22）In frame（3）On radial position setting is adjusted.
8. the printing mechanism of offset press as claimed in claim 6, it is characterised in that：Swing arm（5、24）Driven by drive device
Frame（3）On around arm shaft（22）Reciprocally swinging is carried out, the drive device includes push rod（6）, push rod（8）, cylinder-driven dress
Put and spindle gear, cylinder transmission device include cylinder, spindle gear includes screw mandrel（11）, screw and sliding block
（9）, screw is arranged on sliding block（9）On, screw mandrel is by power source drive driving wire master tape movable slider（9）In frame（3）Upper lifting, is pushed away
Bar（6）It is hinged on swing arm（5）On, push rod（8）It is hinged on sliding block（9）On, push rod is hinged with push rod, push rod or/and push rod
Also it is connected with cylinder-driven.
9. the printing mechanism of offset press as claimed in claim 8, it is characterised in that：Cylinder uses double stroke cylinder or double gas
Cylinder, the piston rod and push rod, push rod of cylinder are hinged, and cylinder swings setting on cylinder block.
10. the printing mechanism of offset press as claimed in claim 6, it is characterised in that：Frame（3）Plate cylinder is provided with to change
Mouthful, the first end cap is arranged on plate cylinder replacement port（17）, the first end cap（17）It is interior to be provided with bearing（18）With version axle（16）Coordinate；
Frame（3）It is provided with transfer platen replacement port, swing arm（5）Positioned at transfer platen replacement port（15）Sidepiece, swing arm（5）It is provided with the
Two end caps（27）, the second end cap（27）It is arranged on swing arm（5）End cap installing port on, the second end cap（27）The interior bearing that is provided with is with turning
Print axle（21）Coordinate.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826879.9A CN107639923A (en) | 2017-09-14 | 2017-09-14 | The printing mechanism of offset press |
| PCT/CN2018/089126 WO2019052228A1 (en) | 2017-09-14 | 2018-05-31 | Printing mechanism of offset printing machine |
| DK18857136.8T DK3632684T3 (en) | 2017-09-14 | 2018-05-31 | PRESSING MECHANISM FOR OFFSET PRINTING MACHINE |
| ES18857136T ES2905166T3 (en) | 2017-09-14 | 2018-05-31 | Printing mechanism of an offset printing machine |
| EP18857136.8A EP3632684B1 (en) | 2017-09-14 | 2018-05-31 | Printing mechanism of offset printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826879.9A CN107639923A (en) | 2017-09-14 | 2017-09-14 | The printing mechanism of offset press |
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| Publication Number | Publication Date |
|---|---|
| CN107639923A true CN107639923A (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710826879.9A Pending CN107639923A (en) | 2017-09-14 | 2017-09-14 | The printing mechanism of offset press |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3632684B1 (en) |
| CN (1) | CN107639923A (en) |
| DK (1) | DK3632684T3 (en) |
| ES (1) | ES2905166T3 (en) |
| WO (1) | WO2019052228A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019052228A1 (en) * | 2017-09-14 | 2019-03-21 | 浙江炜冈机械有限公司 | Printing mechanism of offset printing machine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112165784B (en) * | 2020-10-15 | 2023-07-21 | 广德东风电子有限公司 | Full-automatic circuit board horizontal copper deposition connecting line VCP electroplating device |
| CN114905838A (en) * | 2022-06-29 | 2022-08-16 | 炫煜(宁波)光电科技有限公司 | Combined printing roller |
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| US4458591A (en) * | 1982-09-30 | 1984-07-10 | Harris Graphics Corporation | Rotary printing press |
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| JP2004181931A (en) * | 2002-10-07 | 2004-07-02 | Mitsubishi Heavy Ind Ltd | Variable cutoff printing machine |
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| WO2019052228A1 (en) * | 2017-09-14 | 2019-03-21 | 浙江炜冈机械有限公司 | Printing mechanism of offset printing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019052228A1 (en) | 2019-03-21 |
| ES2905166T3 (en) | 2022-04-07 |
| EP3632684A4 (en) | 2020-06-10 |
| EP3632684A1 (en) | 2020-04-08 |
| EP3632684B1 (en) | 2021-11-24 |
| DK3632684T3 (en) | 2022-01-24 |
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