CN1970296B - Apparatus for implementing adjustment process in rotary supported roller in printing press - Google Patents

Apparatus for implementing adjustment process in rotary supported roller in printing press Download PDF

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Publication number
CN1970296B
CN1970296B CN2006101603069A CN200610160306A CN1970296B CN 1970296 B CN1970296 B CN 1970296B CN 2006101603069 A CN2006101603069 A CN 2006101603069A CN 200610160306 A CN200610160306 A CN 200610160306A CN 1970296 B CN1970296 B CN 1970296B
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pressure
cylinder
clutch
working
piston
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CN1970296A (en
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托马斯·施密特
卡尔-海因茨·赫尔姆斯塔特
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Heidelberger Druckmaschinen AG
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Heidelberger Druckmaschinen AG
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Abstract

The invention relates to an apparatus for implementing adjustment process in rotary supported roller in printing press. At least one pressure medium pipe-lines are provided between a pressure generator and a adjustment element, in which, having a clutch manipulated by pressure medium, which includes clutch parts pressing onto sealing face by pressure medium, a first clutch part capable of rotating with roller, but a second clutch part capable of moving along the rotating axis direction of the roller and without rolling relative to frame of the printing press, the second clutch part (38, 92) is constructed on a working cylinder in construction in which the piston (50) moving on the rotating axis (8) direction of the roller (1) is provided on at least sealing one working chamber (51, 71, 72), working fluid by means of alterable pressure is transported to working chamber (51, 71, 72), the piston (50) is jointed mechanically with at least one adjustment elements (34, 82).

Description

Be used on the cylinder of the rotatable supporting of printing machine, implementing the device of adjustment process
Technical field
The present invention relates to a kind of device that is used on the cylinder of the rotatable supporting of printing machine, implementing adjustment process.
Background technology
The operation type can changed to from being printed on one side the sheet-fed press of printed on both sides, must when conversion, on a upset cylinder, implement multiple adjusting.For example, must unclamp locking between the gear of bidentate wheel (Doppelzahnrad).Must cancel the locking of balladeur train in addition, this balladeur train is supporting and is being used to open the cam rollers of holding in the month on the bridge of holding tooth in the month.At last, must mobile balladeur train when being transformed into another kind operation type.The size of the power that applies during adjusting depends on the size of the size of the member that will regulate respectively and the needed power that is in operation.If must apply big power, can adopt hydraulic technique so.Hydraulic system provides high energy density, and compares with the system of pure machinery or the system of motor, and hydraulic system can produce big power under relatively little structure space situation.In order on cylinder, to implement transfer process, need a plurality of actuators.These actuators are to load with hydraulic pressure by a swivel coupling or by a common clutch (Kupplung).Actuator too much can cause material and cost big, wherein, has reduced the reliability of regulating system.Owing to must keep the connection order of actuator, so expense can increase especially.
In DE 42 09 341C2, describe a kind of compressed air input unit on cylinders of printing press, wherein be provided with the Pneumatic component that is used for transfer process.The compressed air water conservancy diversion can constitute with the unit that a cylinder journal (Zylinderzapfen) separates by means of one.The power that piston pneumatically overcomes back-moving spring that is connected with compressed air channel and potted component so heads on the cylinder journal motion, makes compressed air channel be connected with passage on the axle journal.With regard to each actuator on the cylinder, all need independent passage.
Summary of the invention
The objective of the invention is to, a kind of device that is used for implementing adjustment process on the cylinder of the rotatable supporting of printing machine is improved, this device can utilize a spot of actuator in cylinder to implement adjustment process as much as possible.
This purpose utilizes a kind of device with feature of the present invention to realize.In following technical scheme, provided favourable configuration.
According to the present invention, a kind of device that is used for implementing adjustment process on the cylinder of the rotatable supporting of printing machine is proposed, the regulating element that on cylinder, has at least one pressure medium operated; Has a fixed pressure generator that is used for working fluid; Between this pressure generator and regulating element, has at least one pressure medium pipeline; In this pressure medium pipeline, has a hydraulically controlled clutch, wherein, this clutch comprises by pressure of pressure medium can be pressed onto clutch components on the sealing surface, and, first clutch parts are arranged to and can be rotated with cylinder, and second clutch parts are arranged to move on the direction of cylinder rotation and are not rotated with respect to the frame of printing machine, it is characterized in that, these second clutch parts structurally are configured on the working cylinder, wherein, be provided with a piston that can on the direction of the rotation of cylinder, move with in this working cylinder, sealing a working chamber at least, described working fluid flows to working chamber with variable pressure, and this piston and at least one regulating element mechanical attachment.
According to the present invention, between a cylinder journal and a pressure generator, be provided with a pressure medium clutch.The part of this clutch is constructed to working cylinder, is provided with a piston in this working cylinder inside.By the mobile working cylinder, pressure medium is transported on the cylinder.Piston machine ground connects with a regulating element on cylinder.Therefore, the stroke of working cylinder or piston not only is used for being connected with the regulating element build-up pressure medium of pressure medium operated, but also is used to handle commutation element or regulating element on cylinder.
The present invention can utilize an element to realize multinomial function.Especially the connection of hydraulic interface to the upset cylinder, the unclamping and unclamping of locking and balladeur train mobile of locking between the bidentate wheel can realized on the upset cylinder of printing machine.In printing operation, fixed hydraulic link element separates with cylinder, so wearing and tearing just do not occur.In addition, the present invention also provides and has made each operating pressure controllably go up the possibility of fixing predefined procedure operation with the time, has avoided functional defect thus.The quantity of possible leakage point is restricted on the hydraulic pressure tie point.Device escapable cost of the present invention ground is realized in the overall structure mode, wherein need not on inaccessible position soft pipeline to be set.
Description of drawings
The present invention will be described by means of some embodiment below.
Accompanying drawing is represented:
Fig. 1 is used for implementing the schematic representation of apparatus of adjustment process on a upset cylinder;
The schematic diagram of the three phases of Fig. 2-5 adjustment process;
Fig. 6 .1,6.2 1 pistons and the pressure of a working cylinder and the curve map of flight distribution;
Fig. 7 is used for implementing another schematic representation of apparatus of adjustment process on a upset cylinder;
The zoomed-in view of Fig. 8 Fig. 6 device.
The specific embodiment
Fig. 1 shows a upset cylinder 1 with axle journal 2,3, and it rotatably remains on around an axis 8 in the bearing 4,5 in the sidewall 6,7 of a sheet-fed press.Paralleling to the axis 8 is provided with one and holds bridge 9 in the month, and this is held bridge 9 in the month and has and be used to transmit holding tooth 10 in the month and being fixed on supporting base on the upset cylinder 1 of a printed sheet In 11.In addition, also be provided with a balladeur train 12 in upset on the cylinder 1, this balladeur train can parallel to the axis and 8 move on the direction of arrow 13.Some sector gears 14,15 are connected with this balladeur train 12, and these sector gears can move on cam 21,22,23,24 respectively.The tooth interlock mutually of the tooth of sector gear 14,15 and sector gear 16,17, they again with hold bridge 9 in the month and be connected.Hold tooth 10 in the month for open and close, holding bridge 9 in the month can be around 18 swing of an axis by means of sector gear 16,17.Some cam rollers 19,20 are bearing on the end of sector gear 14,15, these cam rollers and cam 21,22 or 23,24 actings in conjunction.In order to move balladeur train 12 along direction 13, be provided with a hydraulic actuator 25, the piston 26 of this hydraulic actuator connects with balladeur train 12, and its cylinder 27 connects with upset cylinder 1.Some ratchets 28,29 can overcome the power of spring 32,33 and swingingly arrange around bearing 30,31 on upset cylinder 1.The ratchet 28,29 of bending connects with a control stick 34, and this control stick can move with one heart with axis 8.On the position of the ratchet shown in the dotted line 28,29, balladeur train is released, so that move on direction 13.
In order to drive upset cylinder 1 rotatably around axis 8, on axle journal 2, be fixed with gear 35,36, they connect with the horizontal pressure key (Querpressverband) 37 that can hydraulically throw off.Deviate from gear 36 on the end face of axle journal 2 and be fixed with a connecting plate 38.The side that this connecting plate 38 deviates from axle journal 2 constitutes a sealing surface 39.Article one, pipeline 40 arrives till the sealing face 39, and this pipeline leads to horizontal pressure key 37 by connecting plate 38 and gear 36.In addition, pipeline 41,42 leads to hydraulic actuator 25 from sealing surface 39.On a predetermined turned position of upset cylinder 1, the pipeline 43-45 in the end wall 46 of hydraulic line 40-42 and a working cylinder 47 is mutually opposed.Working cylinder 47 and torque support 48 nothings are fixed on the sidewall 6 with relatively rotating.Be configured with a sealing surface 49 on the end wall 46 of working cylinder 47, the sealing face is mutually opposed with sealing surface 39.Working cylinder 47 can move on the direction of axis 8, so sealing surface 49 just can recline mutually with sealing surface 39, wherein pipeline 43-45 is connected with pipeline 40-42.A piston 50 is arranged in working cylinder 47, so just form a working chamber 51 between piston 50 and working cylinder 47.Control stick 34 is by gear 36, connecting plate 38 and pass through end wall 46 guiding hermetically.Control stick 34 utilizes nut 52 to be fixed on the piston 50, and wherein control stick 34 is rotatable with respect to piston 50 by some bearings.Control stick 34 or piston 50 baffle plate of the mobile usefulness on axis 8 directions (Anschlagplatte) limits, this baffle plate in the internal fixation of gear 36 on control stick 34.The side that connecting plate 38 deviates from sealing surface 39 forms a stop surface 54 that is used for baffle plate 53.
The pipeline 44,45 of pipeline 55,56 from end wall 46 leads to three position directional valve (Dreistellungsschaltventil) 57.This reversal valve 57 is connected with a hydraulic oil container 60 with a pressure generator 59 by a pipeline 58.Another pipeline 61 is passed into the working chamber 51 from pressure generator 59 by working cylinder 47.
Operation principle by means of Fig. 2-5 pair device is described in detail below.When adopting the reference marker of having introduced in the following description, what relate to is element or the symbol that has identical functions or be equal to meaning.
For will be on upset cylinder 1 relative to one another at rotation phase adjusted gear 35,36 and mobile balladeur train 12 so that cam rollers 19,20 and cam 23,24 coefficient situations move pressure generator 59 at moment t1.Fig. 2 shows the device under the passive state.As from Fig. 2-5, finding out, in end wall 46, be provided with a spring 62, its action direction is along the direction of axis 8.This spring 62 is bearing on end wall 46 and the connecting plate 38.
Curve 63 among Fig. 6 .1 shows the pressure distribution in working chamber 51.In Fig. 6 .1, P1=25 crust, PK=75 crust, P2=150 crust or 200 crust and P1=300 crust.Pressure in the working chamber 51 evenly rises, and overcomes the friction of the prestressing force and the piston 50 of spring 62 up to moment t2.From moment t2, working cylinder 47 beginnings are moved towards the direction of connecting plate 38.Curve 64 among Fig. 6 .2 shows the situation of movement of working cylinder 47 on axis 8 directions.At moment t3, sealing surface 39,49 against each other, wherein pipeline 43 is mutually opposed alignedly with 40, as shown in Figure 3.
In end wall 46, be provided with a pressure valve 65, this pressure valve connecting line 43 and working chamber 51.In order to seal, in sealing surface 49, be provided with a sealing ring 66 with one heart with pipeline 43.In the pipeline 40 that leads to horizontal pressure key 37, be provided with a check-valves 67 and one and check-valves 67 check valve in parallel 68, so that under the state of access failure, fluid is remained in the pipeline 40.
If utilize pressure generator 59 that pressure p is further raise, working chamber 51 will be expanded so, and wherein, piston 50 is at moment t4 and leave end wall 46 between the t5 constantly, abuts on the stop surface 54, as shown in Figure 4 up to baffle plate 53.Curve 69 among Fig. 6 .2 shows the motion of piston 50.Control stick 34 also moves with piston 50, makes ratchet 28,29 rise and release balladeur train 12.From moment t5, balladeur train 12 can move.For this reason, valve 57 is operated like this, makes the piston 26 of actuator 25 move and drive balladeur train 12 towards the direction of axle journal 2, so cam rollers 19,20 is in place on cam 23,24.
If the pressure p in the working chamber 51 also further is raised to a value p3, so just eliminated the blocking action of pressure valve 65 and check-valves 67, as shown in Figure 5.Laterally pressing the pressure on the key 37 suddenly to rise, shown in the curve among Fig. 6 .1 70.Up to moment t7, the pressure of working chamber 51 all acts on the horizontal pressure key 37 from moment t6.At moment t7, laterally press key 37 between gear 35,36, to unclamp.Gear 35 utilizes an auxiliary actuator to rotate with respect to gear 36 by phase place with achieving one's goal.
If implemented all adjustings on upset cylinder 1, so from moment t8, the pressure p in working chamber 51 descends once more.If pressure p drops to below the value p3 once more, gear 35 will be pressed onto on the gear 36 once more.If pressure drops to below the p2, then in the time interval between t9 to t10, piston 50 is inserted in the working cylinder 47.Thus, ratchet 28,29 enters into corresponding notch on the balladeur train 12, so locking balladeur train 12.
At the further value of the dropping to p of pressure p KWhen following, the pressure in working chamber 51 just no longer is enough to allow sealing surface 39,49 keep relative to one another.From moment t11, working cylinder 47 leaves sealing surface 39.Below 1, working cylinder 47 is forced into original position by the effect of spring 62 in pressure p, at moment t12, arrives this original position.
Check-valves 67 and pressure valve 68 in parallel and even pressure valve 65 have prevented that hydraulic oil from opening hourglass at pipeline 40,43 and coming out.
Fig. 7 and 8 shows the another kind of embodiment of the adjusting device on upset cylinder 1.The stroke of piston 50 is used to make balladeur train 12 to move on direction 13.The locking of balladeur train 12 is to eliminate by moving of working cylinder 47.
Be that piston 50 or working cylinder 47 all can move on the direction of axis 8.Working cylinder 47 is fixed on the sidewall 6 by torque support 48 nothings with relatively rotating.Piston 50 is divided into two working chambers 71,72 with the cylinder inner chamber.These working chambers 71,72 are connected with a three position directional valve 75 by pipeline 73,74.According to the position of reversal valve 75, working chamber 71,72 alternately loads with the pressure of a pressure generator 59.On the end wall 46 of working cylinder 47, be configured with a drivening piece 76 that is used for control stick 34.Control stick 34 by some bearing 77-79 with respect to piston 50 or drivening piece 76 rotatably supports.Spring of bearing 79 usefulness 80 loads, and makes the flange 81 of control stick 34 and drivening piece 76 keep reclining.In tubular control stick 34, has another control stick 82.This control stick 82 can move with piston 50 on the direction of axis 8.For this reason, control stick 82 utilizes a nut 52 to remain in the hole of piston 50 on the direction of axis 8.Control stick 82 is keeping with respect to piston 50 rotationally by some bearing 83-86.
On working cylinder 47, in the extension of end wall 46, be configured with a flange 87 that has two sealing surfaces 88,89.Sealing surface 88 is relative with a sealing surface 90 on being positioned at a connecting plate 38, and this connecting plate 38 can rotate with gear 36.Secondary sealing area 89 and sealing surface 91 actings in conjunction on a flange connector 92, this flange connector is fixedlyed connected with connecting plate 38.Article one, pipeline 93 leads to a pressure valve 94 from working chamber 71, and second interface of this pressure valve leads to sealing surface 89.Article one, pipeline 95 leads to a pressure valve 96 from working chamber 72, and second interface of this pressure valve leads to sealing surface 88.The upset cylinder 1 a predetermined turned position on, pipeline 97,98 or 99,100 on sealing surface 89,91 or 88,90 toward each other.Pipeline 98,100 leads to the pipeline 40 till the horizontal pressure key 37.Connecting plate 38 and flange connector 92 turn with respect to working cylinder 47 or with respect to flange 87 by some bearing 101-103.Bearing 101,102 is affacting on the flange 87 by spring 104,105 on the direction of axis 8.A supporting base 106 that is used for the floating bearing (Schwenklager) 107 of double-arm lever 108 is positioned at connecting plate 38.Axis of rotation 107 is perpendicular to axis 8.One side and the control stick 34 of lever 108 are hinged.The opposite side of lever 108 and a push rod 109 are hinged, and this push rod leads in a sliding bearing 110 of connecting plate 38.The spacing that this push rod 109 can be realized with distance sealing surface 88 stops.
An end of the control stick 82 of central authorities connects with a drivening piece 111.This drivening piece 111 is stretched by a longitudinal slot 112 of control stick 34 and is connected with balladeur train 12.Control stick 82 leads with respect to control stick 34 by a bearing 113.
Decide on the direction 13 that balladeur train 12 will move, after reversal valve 75 is handled, the pressure of one first limiting value in a working chamber of two working chambers 71,72, occurs being higher than.Under any circumstance, after connecting line 97,98 and 99,100, this pressure continues to be sent on the horizontal pressure key 37.Utilize the motion of working cylinder 47 on axis 8 directions, by the drivening piece 76 or the locking of having unclamped balladeur train 12 by push rod 109 and lever 108.In the case, even if working cylinder 47 moves towards the direction of connecting plate 38 or axle journal 2, action bars 34 is also always handled on direction of pull.
If the pressure in a working chamber of working chamber 71,72 surpasses one second limiting value, the locking between gear 35,36 has just been cancelled.In addition, piston 50 moves on the direction of axis 8, makes balladeur train 12 move by means of control stick 82 with achieving one's goal.Because the locking of balladeur train 12 has been unclamped when pressure is low, so the danger that balladeur train 12 still is locked when piston 50 motions has not just existed.
In this embodiment, raise the moving and the closed again order of balladeur train 12 lockings of given clearly unclamping of balladeur train 12 lockings, balladeur train continuously by the pressure in working chamber 71,72 therein.As at first embodiment described, the pressure valve of two parallel connections can be set, so that hydraulic oil is remained in the pipeline 40 under the not-connected status of hydraulic clutch in pipeline 40.Moving with the horizontal order of unclamping of key 37 of pressing of balladeur train 12 is unimportant, because they do not have causality.
The Reference numeral table
1 upset cylinder, 38 connecting plates
2,3 axle journals, 39 sealing surfaces
4,5 bearing 40-45 pipelines
6,7 sidewalls, 46 end walls
8 axis, 47 working cylinders
9 favore with bridge 48 torque bearings
10 favore with tooth 49 sealing surfaces
11 supporting bases, 50 pistons
12 balladeur trains, 51 working chambers
13 arrows, 52 nuts
14,15 sector gears, 53 baffle plates
16,17 sector gears, 54 stop surfaces
18 axis, 55,56 pipelines
19,20 cam rollers, 57 reversal valves
21-24 cam 58 pipelines
25 hydraulic actuators, 59 pressure generators
26 pistons, 60 hydraulic oil containers
27 cylinders, 61 pipelines
28,29 ratchets, 62 springs
30,31 bearings, 63,64 curves
32,33 springs, 65 pressure valve
34 control sticks, 66 sealing rings
35,36 gears, 67 check-valves
37 laterally press key 68 pressure valve
69,70 curves, 94 pressure valve
71,72 working chambers, 95 pipelines
73,74 pipelines, 96 pressure valve
75 reversal valve 97-100 pipelines
76 drivening piece 101-103 bearings
77-79 bearing 104,105 springs
80 springs, 106 supporting bases
81 flanges, 107 axiss of rotation
82 control sticks, 108 levers
83-86 bearing 109 push rods
87 flanges, 110 sliding bearings
88-91 sealing surface 111 drivening pieces
92 flange connectors, 112 longitudinal slots
93 pipelines, 113 bearings

Claims (8)

1. be used on the cylinder of the rotatable supporting of printing machine, implementing the device of adjustment process,
The regulating element that on cylinder, has at least one pressure medium operated;
Has a fixed pressure generator that is used for working fluid;
Between this pressure generator and regulating element, has at least one pressure medium pipeline;
In this pressure medium pipeline, has a hydraulically controlled clutch, wherein, this clutch comprises by pressure of pressure medium can be pressed onto clutch components on the sealing surface, and, first clutch parts are arranged to and can be rotated with cylinder, and second clutch parts are arranged to and can be moved on the direction of cylinder rotation and not rotate with respect to the frame of printing machine
It is characterized in that, these second clutch parts (46,87) structurally are configured on the working cylinder (47), wherein, in this working cylinder (47), seal a working chamber at least and be provided with a piston (50) that can on the direction of the rotation (8) of cylinder (1), move (51,71,72)
Described working fluid flows to working chamber (51,71,72) with variable pressure,
And this piston (50) and at least one regulating element (34,82) mechanical attachment.
2. device as claimed in claim 1, it is characterized in that, be provided with a pressure-operated reversal valve (57,75) in the pressure medium pipeline between pressure generator (59) and working chamber (51,71,72), wherein, this reversal valve (57,75) has a predetermined operating pressure threshold value, when surpassing this operating pressure threshold value, discharge the pressure medium pipeline (43,40 that connects by clutch; 97,98; 99, the pressure medium 100).
3. device as claimed in claim 1 is characterized in that, the pressure medium pipeline (43,97,99) till the sealing surface (49,88,89) of clutch is provided with some check-valves (65,94,96).
4. device as claimed in claim 1 is characterized in that, the impulse stroke of described working cylinder (47) and piston (50) is limited by some backstops (53).
5. device as claimed in claim 1 is characterized in that, at each clutch components (38,46,87,92) when being in the state that does not compress, and the sealing surface of described clutch (39,49; 89,91; 88,100) hold separately by trying hard to keep of at least one spring (62,80,104,105).
6. device as claimed in claim 5 is characterized in that, the power that described working cylinder (47) can overcome spring (62,80,104,105) moves.
7. device as claimed in claim 5 is characterized in that, the power that described piston (50) can overcome one second spring (32,33) moves, and wherein this second spring (32,33) has than the bigger rigidity of first spring (62).
8. device as claimed in claim 1, it is characterized in that, described piston (50) is two working chambers (71,72) separately, they can load with working fluid selectively, and, described working cylinder (47) has a clutch components (87), and this clutch components (87) has two sealing surfaces (88,89) that are positioned on the rightabout.
CN2006101603069A 2005-11-21 2006-11-21 Apparatus for implementing adjustment process in rotary supported roller in printing press Active CN1970296B (en)

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Application Number Priority Date Filing Date Title
DE102005055334 2005-11-21
DE102005055334.6 2005-11-21

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CN1970296B true CN1970296B (en) 2011-04-27

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103660532B (en) * 2012-09-04 2017-08-22 海德堡印刷机械股份公司 For the method and apparatus for the pressure for adjusting the roller in printing machine again
CN109130457B (en) * 2018-11-01 2023-11-14 大连巨通塑料制品有限公司 Gravure press version roller sealing device
CN112706511A (en) * 2020-12-29 2021-04-27 欢宜(广州)母婴用品有限公司 Print printing machine

Citations (5)

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Publication number Priority date Publication date Assignee Title
US4838161A (en) * 1985-10-31 1989-06-13 Werner Lambertz Leipzig Veb Kombinat Polygraph Arrangement for reversing pressure of cylinders and rollers in printing machines
CN1046124A (en) * 1989-04-08 1990-10-17 海德堡印刷机械股份公司 Have and a plurality ofly be used to be printed on one side and the rotary sheet-fed printing presses of the printing unit of printed on both sides
CN1235087A (en) * 1998-05-13 1999-11-17 海德堡印刷机械股份公司 Device for regulating cylinder of rotary press
CN1457983A (en) * 2003-04-16 2003-11-26 南阳华远印务有限责任公司 Digitalized single sheet thermoprinting, mold cutting and impressing combined machine unit and its paper transfer method
DE202005006919U1 (en) * 2005-04-30 2005-07-21 Man Roland Druckmaschinen Ag Drive unit for a component of a printing machine comprises an electric motor, and a frequency converter or servo control arranged directly adjacent to the electric motor

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Publication number Priority date Publication date Assignee Title
DE4223190C2 (en) * 1992-07-15 1995-12-07 Heidelberger Druckmasch Ag Device for turning the sheet turning on and off when conveying sheets through a printing machine
DE19537421C1 (en) * 1995-10-07 1997-03-27 Koenig & Bauer Albert Ag Method and device for coupling a cylinder
DE10066068A1 (en) * 2000-05-17 2002-09-26 Koenig & Bauer Ag Drive of a rotating component

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4838161A (en) * 1985-10-31 1989-06-13 Werner Lambertz Leipzig Veb Kombinat Polygraph Arrangement for reversing pressure of cylinders and rollers in printing machines
CN1046124A (en) * 1989-04-08 1990-10-17 海德堡印刷机械股份公司 Have and a plurality ofly be used to be printed on one side and the rotary sheet-fed printing presses of the printing unit of printed on both sides
CN1235087A (en) * 1998-05-13 1999-11-17 海德堡印刷机械股份公司 Device for regulating cylinder of rotary press
CN1457983A (en) * 2003-04-16 2003-11-26 南阳华远印务有限责任公司 Digitalized single sheet thermoprinting, mold cutting and impressing combined machine unit and its paper transfer method
DE202005006919U1 (en) * 2005-04-30 2005-07-21 Man Roland Druckmaschinen Ag Drive unit for a component of a printing machine comprises an electric motor, and a frequency converter or servo control arranged directly adjacent to the electric motor

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CN1970296A (en) 2007-05-30
JP5140265B2 (en) 2013-02-06

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