DE102007046810A1 - Web-guiding roller adjusting device for web fed rotary printing machine, has rollers arranged next to each other in longitudinal side, end sections arranged adjacent to each other, and operating sections arranged on side of one of two axes - Google Patents

Abstract

The device (200) has a web-guiding roller (210) and another web-guiding roller (220) that are arranged next to each other in a longitudinal side. A driving device (250) has an operating section (251) connected with a longitudinal end section (223) of an axis (221) of the roller (220) such that the end section is movable at a level. Longitudinal end sections (213, 223) of two axes (211, 221) are arranged adjacent to each other, and operating sections (231, 251) are arranged commonly on a longitudinal side (222a) of one of the two axes.

Description

The The invention relates to a device for adjusting web-guiding Rollers, and in particular a device for adjusting in one plane of two web-guiding rolls in web-fed rotary printing presses.

In the field of web-fed rotary printing presses, it is generally known to adjust web-guiding rollers, such as stranded infeed rollers or strand guiding rollers, for example in a horizontal plane by means of actuating elements arranged on both sides from the outside at the longitudinal ends of the rollers. Such a device is for example in DE 298 21 603 A1 described. A disadvantage of the device described in this document is that the controls for adjusting the longitudinally juxtaposed rollers are arranged on the longitudinal outer sides of the rollers facing away from each other. The controls thus require corresponding control room on the respective longitudinal outer sides or end faces.

Out DE 102 02 798 B4 It is known that the controls of the control elements for Strange infeed rollers from the back of a folder (here a drive side) via gear mechanisms on the front side of the former (here an operating page) are brought. This allows an operator to adjust the rollers on a single page, saving setup time and operator space. However, this device has the disadvantage that, for example, if several formers with respective associated pairs of Strangeinlaufwalzen are to be arranged in a row one after another, sufficient space between the formers must be present, so that the controls for adjusting the rollers can be accommodated.

Of the Invention is based on the object, a device for in a Provide level adjustment of web-guiding rollers, which is comfortable to use and which low assembly and operating room takes.

This is achieved with a device according to claim 1. Further developments of the invention are in the dependent claims described.

According to the The invention comprises a device for adjusting in a plane of web-guiding rolls on: a first roll and a second Roller, which are arranged alongside one another and the each with an axis displaceable in the plane to the rotatable Bearings of the rollers are provided, with the two axes respectively have two longitudinal sides and one longitudinal side the axis of the first roller of a longitudinal side of the axis of second roller facing and the other longitudinal sides of the both axes are remote from each other; a first drive device, which has a first operating portion and the with a longitudinal end portion of the axis of the first roller is connected so that the longitudinal end portion of the axis of the first roller controlled in the plane displaceable; and a second Drive device, which has a second operating portion and having a longitudinal end portion of the axis the second roller is connected, so that the longitudinal end portion the axis of the second roller is controlled displaceable in the plane, wherein the displaceable longitudinal end portions of the two Axes adjacent to each other, and wherein the actuating portions together on one longitudinal side of the opposite Longitudinal sides of the two axes are arranged.

Thereby, that according to the invention the operating sections together on one longitudinal side of the opposite Longitudinal sides of the two axes are arranged, it is possible in a small footprint all operations from a single page from the operating page.

Become For example, several pairs of first and second rollers in one Flight arranged one after the other, so can the between the pairs of rollers be anticipated space minimized because the operating sections on a common outer longitudinal side of the respective pairs and all pointing in the same direction can be. This on the one hand, a comfortable operation guaranteed and on the other hand less space to complete taken.

According to one Further development of the invention, the first operating portion and the second operating portion is set up in this way be that they are selectively operated individually or simultaneously can be.

These Embodiment of the invention is particularly from the perspective of operation comfortable and time-saving. In other words, an operator can, if just to adjust one of the two rollers in the plane, one operate the respective operating sections, and, for example, if both rollers are the same at the same time Amount to be adjusted in a direction of action, both operating sections press simultaneously.

According to a further development of the invention, the first drive device and the second drive device can be set up in such a way that they have a rotational movement introduced into their respective actuation section in a translatory drive movement for the respective one Can convert longitudinal section.

According to this Embodiment of the invention, the rotational movement, for example manually by an operator or automatically via an adjusting motor, such as an electric motor to be initiated. This has among other things the advantages that on the operating side lower Operating room is required and the adjustment can be automated in a simple manner is when the variable motor coupled to a control device becomes. Further, when using, for example, an electric motor is, by means of the electric motor and corresponding sensors a Presetting the roll position for a specific printed product respectively.

According to In a further embodiment of the invention, the first Drive device and the second drive device be set up such that they have about their respective operating section Direction of rotation initiated therein rotational movements in each other oppositely directed, translational drive movements for can convert the two longitudinal end sections.

These Embodiment of the invention is advantageous, for example, if z. B. a arranged at the outlet of a folder forming pair of Strangeinlaufwalzen should be moved apart symmetrically or together. Is at both opposite longitudinal ends of the Pairs of strand feed rollers in each case a device according to the invention provided, so the rollers can be separately or simultaneously for example, parallel to each other or at an angle to each other be adjusted symmetrically or asymmetrically.

Further this embodiment of the invention is advantageous in that an operator is not constantly turning rethink in terms of the sense of rotation of the operating sections must, but to move apart of the rollers, the operating sections always turn in one direction and bring the rollers together the operating sections always in the other direction can turn. This makes the adjustment process more comfortable and safer.

According to a development of the invention, the first drive means have: an elongated first adjusting element, to whose a longitudinal end of the first operating portion is formed, wherein the first adjusting element against axial movement secured angularly movable with the longitudinal end portion the axis of the first roller is connected and along extends at a first angle to this axis; and a first Converter means, the other longitudinal end of the first adjusting element is assigned and which is set up so that they one over the first operating portion in the first adjusting element initiated rotational movement in an axially directed movement of can convert the first adjustment.

Thereby, that according to this embodiment of the invention such a set elongated first adjustment and a first converter device configured in this way is provided are possible in a comfortable and space-saving way, one from the outer long side of the axle the second roller from initiated Drehverstellbewegung as translational Drive to the longitudinal end portion of the axis of the first Transfer roller.

By the angularly movable connection of the first adjustment with is the longitudinal end portion of the axis of the first roller it is possible to change the first angle. With In other words, it is accordingly possible the axis of the first roller only at one of its two longitudinal ends to shift in the plane, with the axis around the other longitudinal end around, where a second device according to the invention can be provided, is pivoted.

According to one Another embodiment of the invention, the second drive means have: an elongate second adjusting element, to whose a longitudinal end of the second operating portion is formed, wherein the second adjusting element against axial Move secured angularly movable with the longitudinal end section the axis of the second roller is connected and along extends at a second angle to this axis; and a second Transducer device, which is a longitudinal section of the second Adjustment element is assigned and which is set up such that one over the second operating section in the second adjustment introduced rotary motion in a convert axially directed movement of the second adjusting element can.

Thereby, that according to this embodiment of the invention such a set elongated second adjustment and provided such a second converter means are possible in a comfortable and space-saving way, one from the outer long side of the axle the second roller from initiated Drehverstellbewegung as translational Drive to the longitudinal end portion of the axis of the second Transfer roller.

By the angularly movable connection of the second adjusting element with the longitudinal end portion of the axis of the second roller, it is possible to change the second angle. In other words, it is accordingly possible to displace the axis of the second roller only at one of its two longitudinal ends in the plane, wherein the axis around the other longitudinal end, at which a second erfindungsge appropriate device can be provided, is pivoted.

The first and second converter means may, for example in the form of a thread pairing, a worm drive, a gear transmission with a rack or any combination of these possibilities be realized. Of course, within the scope of the invention any other configuration of the converter devices possible, as long as these convert one into the respective operating section initiated rotational movement in a translational or axial movement ensures the respective adjustment. Further It should be noted that the first and second transducer means also formed differently in every possible combination could be.

According to one Development of the invention, the first converter device and the second converter means are configured such that they about the first operation section and the second operating portion in the same direction of rotation in the first Adjustment element or the second adjustment initiated rotary movements can convert so that the first adjustment and the second adjustment in opposite directions are axially movable by the same amount.

These Embodiment of the invention is advantageous, for example, if z. B. a arranged at the outlet of a folder forming pair of Strangeinlaufwalzen simultaneously or symmetrically moved apart or moved together shall be. Is at both opposite longitudinal ends of the pair of strand infeed rollers in each case an inventive Device provided, so the rollers can be separately or simultaneously, for example, parallel to each other or even at an angle be adjusted symmetrically or asymmetrically to each other.

Further this embodiment of the invention is advantageous in that an operator is not constantly turning rethink in terms of the sense of rotation of the operating sections must, but to move apart of the rollers, the operating sections always turn in one direction and bring the rollers together the operating sections always in the other direction can turn. This makes the adjustment process more comfortable and safer.

According to this Embodiment of the invention, the first and the second Converter device executed in various ways be. For example, the first transducer means in the form of a Right thread pairing be executed, the second Converter means in the form of a left-hand thread pairing and an axial Carrying can be carried out. In a similar way For example, the two converter devices by means of opposite be realized acting worm gear. Further, it is for example also possible, the first and the second converter means to realize in the form of a gear transmission with a rack. Of course, in the context of the invention, any other Configuration of the converter devices possible, as long as this is a conversion from into the respective operating sections initiated rotational movements in oppositely directed translational or ensures axial movements of the respective adjusting elements. It should also be noted that the first and second transducer means also formed differently in every possible combination could be.

According to a development of the invention, the second adjustment be arranged coaxially with the first adjusting element.

These Embodiment of the invention is particularly in relation to a space-saving Design of the device and with regard to a simultaneous operation the operating sections or a symmetrical Verstellens the rollers advantageous.

According to one Another embodiment of the invention, the first and the second adjusting element may be formed as adjusting spindles.

According to A further embodiment of the invention, the second adjustment be designed as a hollow spindle.

According to a development of the invention may be the first adjustment extend axially through the second adjustment element.

On This way, the first adjustment in a space-saving manner be arranged within the second adjusting element. Furthermore, will in this way a simultaneous operation of the operating sections both adjusting advantageously supported, as the Operating sections advantageously axially one behind the other can be arranged and thus, for example, at the same time from the hand of an operator to the rotary operation can be.

In In this context, it should be noted that the two adjusting elements depending on the design conditions and requirements of course for example, can also be arranged side by side. In this case, the operating sections for example by means of suitable and optionally engageable Coupling means, such. As gears, with each other for simultaneous Be rotatable be connected.

According to one Further development of the invention, the first converter means a first threaded portion associated with the transducer means End of the first adjusting element is formed, and a second Have threaded portion, which at a first stationary Element is formed, wherein the first and the second threaded portion have a first thread pitch and engaged with each other are.

These Embodiment of the first converter device according to the invention is particularly advantageous in that with such Thread pairing an almost backlash adjustment of the axis of the first Roller is possible, which reduces vibrations of this axis or can be avoided.

According to a development of the invention, the second converter device have a first converter module and a second converter module, which are arranged one after the other in an axial direction.

According to A further embodiment of the invention, the second adjustment a first hollow spindle element and a second hollow spindle element having, arranged coaxially and in alignment with each other and with each other connected at respective first longitudinal ends of the two hollow spindle elements are.

According to a development of the invention, the second actuator arranged at a second longitudinal end of the first hollow spindle element be.

According to a development of the invention, the first converter module a first threaded portion connected to a longitudinal portion of the first Hollow spindle element is formed, and a second threaded portion having formed on a second stationary element is, wherein the first and the second threaded portion of the first Transducer module have a second thread pitch and each other are engaged. Furthermore, according to this embodiment invention, the second converter module has a first threaded section, at the first longitudinal end of the first hollow spindle element is formed, and a second threaded portion, the at the first longitudinal end of the second hollow spindle element is formed, wherein the first and the second threaded portion of the second converter module have a third thread pitch and are engaged with each other, and wherein a second longitudinal end the second hollow spindle element against axial movement and against Twist secured angularly movable with the longitudinal end section the axis of the second roller is connected.

These Embodiment of the second converter device according to the invention is particularly advantageous in that with such thread pairings an almost backlash adjustment of the axis of the second roller possible is.

Consequently can, if both the first converter means and the second Converter device are provided with thread pairings, an almost backlash-free Adjustment of the respective axes and thus the rollers done. In this regard, it should be noted that to the device to give a certain axial preload and possibly existing Game continues to reduce, on the adjusting elements between the adjacent longitudinal end portions of the two axes in addition Spring means, for example in the form of coil springs or rubber blocks etc. may be provided.

According to In another embodiment of the invention, a difference between the third thread pitch and the second thread pitch equal be the first thread pitch.

With This embodiment of the invention, it is possible, inter alia, over the first operating portion and the second operating portion Direction of rotation in the first adjustment or the second Conversion element introduced rotary motion to convert so that the first adjusting element and the second adjusting element in each other opposite directions are moved axially by the same amount become.

With In other words, according to this embodiment the invention, the first to third thread pitch, for example be all right-hand pitches, wherein in a Drehbetätigen the first operating portion clockwise the first Adjustment element by means of the first transducer means in a first Axial direction is drawn, and wherein in a Drehbetätigen the second operating portion in the clockwise direction second adjusting element by means of the second transducer device in a second axial direction is drawn, which is opposite to the first axial direction. When turning the respective Operating sections counterclockwise are the first and the second axial direction respectively reversed (of course it is also possible that according to this Embodiment of the invention, the first to third thread pitch, for example all left-hand pitches are.).

In this way, the rollers can be moved apart symmetrically with the same direction of rotation actuation of the first and second actuating portion or moved together. Of course, as needed, a single operation of the first and the second actuator gungsabschnitts clockwise or counterclockwise possible, whereby the rollers can be adjusted asymmetrically.

According to one Another embodiment of the invention, the first angle and the second angle in which the first adjusting element or extend the second adjustment to the respective axis, optionally be the same size or different sizes.

With In other words, the first and second rollers may be so be set to a side between Symmetry axis lying symmetrically or asymmetrically arranged. D. h., The two rolls can, if z. B. to the opposite Axis ends of the first and the second roller respectively an inventive Device is provided, for example, both equidistant parallel to the symmetry axis or equidistant in the same angular positions to the symmetry axis or for example both with different Distance parallel to the symmetry axis or with different distances be arranged in the same angular positions to the axis of symmetry.

According to one Embodiment of the invention, the first and the second Angle in which the first adjusting element or the second adjusting element extend to the respective axis, for example 90 degrees ± 5 Degrees. However, the invention is not limited to this angular range limited, so according to need according to others Embodiments of the invention, the angular range greater or smaller may be selected.

In summary For example, the invention can be used advantageously as a device for Adjustment of inlet or strand guide rollers for Folding funnels or folders are used, with an operating side the device is located laterally on the former. The advantages of inventive device are inter alia in that less space is needed, all operations lie on the operating side and a symmetrical adjustment of Rolling by simultaneous rotation of coaxially lying adjusting spindles is possible. The o. G. Benefits arise among other things from the space-saving, coaxial position of the adjusting spindles, which both point towards the operating side. The arrangement of the adjusting elements or operating sections allows a single adjustment the rollers at the respective axle ends of the rollers or at the same time Rotation of the operating sections of a pair of axles a symmetrical adjustment of the rollers to each other.

in the The invention is based on a preferred embodiment and with reference to the attached figures in more detail described.

1 shows a front view of a first former assembly for a web-fed rotary printing press, wherein the former assembly is equipped with devices according to the invention for adjusting Stankeinlaufwalzen.

2 shows a plan view of a second former arrangement for a web-fed rotary printing press, wherein the former assembly is equipped with devices according to the invention for adjusting Stankeinlaufwalzen.

3A shows a first possible adjustment of the strand inlet rollers, wherein the strand inlet rollers are adjusted in parallel.

3B shows a second possible adjustment of the strand inlet rollers, wherein the strand inlet rollers are placed symmetrically inclined.

3C shows a third possible adjustment of Strangeinlaufwalzen, wherein only one of the Strangeinlaufwalzen is adjusted.

4 shows a sectional plan view of an embodiment of the inventive device for in-plane adjustment of web-guiding rollers.

As in 1 According to one embodiment, a device according to the invention can be shown 200. . 200 ' for diffusing web-guiding rollers, for example on a former arrangement 1 be provided for a web-fed rotary printing press.

In the 1 shown former arrangement 1 has a former assembly module 10 with a side wall 101 , a column guide 102 , a support element 103 , a funnel inlet roller 104 , a former 105 , a carrier 106 , two support arms 107 , Fasteners 108 and a pair of stranded rollers 210 and 220 on, which has two associated devices 200. . 200 ' According to one embodiment of the invention in a plane E are adjustable.

The former arrangement 1 is made with suitable steel materials or cast steel materials, as they are commonly used in printing press construction.

The side wall 101 is about the column guide 102 movable on a machine frame 2 (For example, the frame of a arranged underneath, not shown folding apparatus arrangement of the web-fed rotary printing press).

On the side wall 101 is that as an axis trained support element 103 by means of z. B. screws attached on one side, so that it cantilevered from the side wall 101 extends. On the support element 103 is the funnel inlet roller 104 over camp 104a . 104b , such as B. radial ball bearing or radial roller bearings, rotatably mounted. Below the support element 103 extends the carrier 106 , which at both longitudinal ends of the support element 103 is rotatably mounted.

At a lower end of the side wall 101 are the two support arms 107 (there in 1 only one support arm 107 can be seen, see also 2 ) by means of z. B. screws attached on one side, so that they cantilevered from the side wall 101 extend. On the support arms 107 is in each case a device according to the invention 200. respectively. 200 ' for adjusting the strand inlet rollers 210 respectively. 220 by means of fasteners in the form of screws 108 assembled.

The former 105 has an upper and a lower end, with the upper end on the support 106 mounted and supported thereon and the lower end, which has the Falztrichterspitze, not shown on adjustment means displaceable on one of the support arms 107 is supported.

As in 1 and for example 3A is shown at the respective adjacent longitudinal ends of the pair of Strangeinlaufwalzen 210 . 220 in each case one of the devices according to the invention 200. and 200 ' intended. In other words, a first device according to the invention 200. to the in 1 rear (hidden) longitudinal ends of the strand inlet rollers 210 . 220 arranged and is a second device according to the invention 200 ' to the in 1 front longitudinal ends of the Strangeinlaufwalzen 210 . 220 arranged, wherein the first and the second device 200. and 200 ' are formed identically except for any arrangement-related differences.

Now it will open 2 Reference is made, in which a second former arrangement 1' for a web-fed rotary printing press. The former arrangement 1' has two as referenced 1 described former arrangement modules 10 which are identical and are arranged one behind the other in the horizontal direction.

The two former arrangement modules 10 . 10 are over two common leadership pillars 102 . 102b (there in 2 only one guide column is visible, see also 1 ) of their respective column guides 102 moved separately on a machine frame 2 (For example, the frame of a arranged underneath, not shown folding apparatus arrangement of the web-fed rotary printing press).

Now, with additional reference to 3A and 4 the embodiment of the device according to the invention 200. . 200 ' to the level E (see 1 ) Adjustment of strand infeed rollers 210 . 220 described in detail.

As in 4 shown, the device 200. . 200 ' a first stranded roller 210 (hereinafter first roller 210 called) and a second strand inlet roller 220 (hereinafter second roller 220 called), which are arranged side by side alongside each other and each with a displaceable in the plane E axis 211 . 221 for rotatably supporting the rollers 210 . 220 are provided, the two axes 211 . 221 two long sides each 212a . 212b respectively. 222a . 222b have and the long side 212b the axis 211 the first roller 210 the long side 222b the axis 221 the second roller 220 is facing and the other long sides 212a . 222a the two axes 211 . 221 facing away from each other.

The device 200. . 200 ' also has a first drive device 230 on, a first operating portion in the form of a first knob 231 and having a longitudinal end portion 213 the axis 211 the first roller 210 is connected, so that the longitudinal end section 213 the axis 211 the first roller 210 in the plane E (see 1 ) is controlled displaced.

The device 200. . 200 ' also has a second drive means 250 on, a second operating portion in the form of a second knob 251 and having a longitudinal end portion 223 the axis 221 the second roller 220 is connected, so that the longitudinal end section 223 the axis 221 the second roller 220 controlled in the plane E is displaced.

As in 4 Shown are the longitudinal end portions to be displaced 213 . 223 the two axes 211 and 221 arranged adjacent to each other, wherein the first and the second knob 231 . 251 together on the outer longitudinal side 222a the axis 221 the second roller 220 are arranged.

The longitudinal end sections 213 . 223 the two axes 211 respectively. 221 are about respective bearings 293 respectively. 294 in the plane E separately movable angularly displaceable on a base body 290 the device according to the invention 200. . 200 ' supported. The main body 290 is by means of screws 108 on one of the support arms 107 of the former assembly module 10 attached or attachable.

As in 4 shown schematically are the bearings 293 and 294 For example, each designed such that at the longitudinal end portion 213 respectively. 223 the axes 211 . 221 in each case a plane surface is formed, which rests displaceably on a plane surface, which at one of the base body 290 molded storage web is formed. In the longitudinal end sections 213 respectively. 223 the axes 211 . 221 is in each case a transverse to the longitudinal direction of the axes 211 . 221 running, made as a through hole slot formed. In the slot, a bolt is used in each case, which is screwed into a threaded hole formed in each case in the flat surface of the support web, so that the respective axis 211 . 221 is held in contact with the flat surface of the storage web, but can be pivoted about the bolt and displaced along the slot on the flat surface of the storage web.

The first drive device 230 has an elongate first adjusting element in the form of a first adjusting spindle 232 on, wherein at one longitudinal end 232a the first knob 231 is appropriate. The first knob 231 is on one at the longitudinal end 232a provided spline rotatably pushed and with a threaded pin-nut connection at the longitudinal end 232a secured.

The first adjusting spindle 232 is about a in the plane E angle movable bearing 235 secured against axial movement angularly movable with the longitudinal end portion 213 the axis 211 the first roller 210 is connected and extends longitudinally at a first angle α, α '(see 3A ) to this axis 211 ,

As in 4 shown schematically, is the angularly movable bearing 235 For example, formed such that in the longitudinal end portion 213 the axis 211 the first roller 210 a through hole is formed through which passes the first adjusting spindle 232 extends and a larger diameter than the first adjusting spindle 232 in this area. From both sides 212a and 212b the axis 211 the first roller 210 Here are the first adjusting spindle 232 (on a thread provided there) nuts for axially securing the adjusting spindle 232 on the axis 211 screwed.

Between the respective nut and respective longitudinal side 212a . 212b the axis 211 In each case, a spacer is provided, which has on its side facing the nut a convex spherical surface which slidably bears against a concave spherical surface of the nut. In this way, the first adjustment spindle 232 within the limits of the through hole in the axis 211 the first roller 210 angularly movable and secured against axial movement with the longitudinal end portion 213 the axis 211 the first roller 210 connected.

The first drive device 230 also has a first converter device 240 on, at the other longitudinal end 232b the first adjusting spindle 232 is arranged and which is arranged so that they one over the first knob 231 in the first adjusting spindle 232 introduced rotational movement in an axially directed movement of the first adjusting spindle 232 can convert.

The first converter device 240 has a first threaded portion 241 as the external thread on the transducer device 240 associated longitudinal end 232b the first adjusting spindle 232 is formed, and a second threaded portion 242 formed as an internal thread in a threaded hole in a first stationary element in the form of a first bearing block 291 , which is attached to the main body 290 is formed, wherein the first and the second threaded portion 241 . 242 are each formed as a right-hand thread with a first thread pitch and are engaged with each other.

The second drive device 250 has an elongate second adjusting element in the form of a second adjusting spindle 252 on. The second adjusting spindle 252 has a first hollow spindle element 253 and a second hollow spindle element 254 on, which are arranged coaxially and in alignment with each other and at respective first longitudinal ends 253a and 254a the two hollow spindle elements 253 . 254 are connected, wherein the first adjusting spindle 232 coaxial with the second adjusting spindle 252 and axially displaceable therein supported by the second adjusting spindle 252 or the two hollow spindle elements 253 . 254 extends through.

The second knob 251 is at a second longitudinal end 253b the first hollow spindle element 253 secured against rotation. For this purpose, at the second longitudinal end 253b For example, a knurling or a spline provided on the second knob 251 axialverschiebesicher (ie with interference fit) is paid attention.

The second hollow spindle element 254 is at its second longitudinal end 254b via an angularly movable bearing in plane E. 255 secured against axial movement and against rotation angularly movable with the longitudinal end portion 223 the axis 221 the second roller 220 connected and extends longitudinally at a second angle β, β '(see 3A ) to this axis 221 ,

As in 4 shown schematically, is the angularly movable bearing 255 For example, formed such that in the longitudinal end portion 223 the axis 221 the second roller 220 a through is formed through hole, through which the second hollow spindle element 254 (and therein the first adjusting spindle 232 ) and that has a larger diameter than the second hollow spindle element 254 in this area. From the one long side 222b the axis 221 the second roller 220 Her is on the second hollow spindle element 254 (On a thread provided there) a nut for axially securing the hollow spindle element 254 on the axis 221 screwed on, taking the axis 221 with her other long side 222a at one of the second hollow spindle element 254 trained ring collar is supported.

Between the nut or the annular collar and the respective longitudinal side 222a . 222b the axis 221 in each case a spacer is provided, which has on its side facing the nut or the collar side a convex spherical surface which slidably bears against a concave spherical surface of the nut or the annular collar. In this way, the second hollow spindle element 254 and thus the second adjusting spindle 252 within the limits of the through hole in the axis 221 the second roller 220 angularly movable and secured against axial movement with the longitudinal end portion 223 the axis 221 the second roller 220 connected.

To the second hollow spindle element 254 to secure against twisting, for example, on one of the main body 290 facing longitudinal side of the second hollow spindle element 254 a projecting from this longitudinal side securing pin provided, which in one in the body 290 along the second hollow spindle element 254 trained locking groove engages.

The second drive device 250 further comprises a second transducer means 260 with a first converter module 270 and a second converter module 280 on, with the two converter modules 270 . 280 in the axial direction of the second adjusting spindle 252 arranged one after the other.

The first converter module 270 has a first threaded portion 271 , the external thread at a longitudinal portion of the first hollow spindle element 253 is formed, and a second threaded portion 272 formed as an internal thread in a threaded hole in a second stationary element in the form of a second bearing block 292 , which is attached to the main body 290 is formed, wherein the first and the second threaded portion 271 . 272 are each formed as a right-hand thread with a second thread pitch and are engaged with each other.

The second converter module 280 has a first threaded portion 281 , which is external thread at the first longitudinal end 253a of the first hollow spindle element 253 is formed, and a second threaded portion which as an internal thread in the first longitudinal end 254a of the second hollow spindle element 254 is formed, wherein the first and the second threaded portion 281 . 282 are each formed as a right-hand thread with a third thread pitch and are engaged with each other.

According to this embodiment of the invention, a difference between the third thread pitch and the second thread pitch is equal to the first thread pitch, as defined by the following equation: first thread pitch = third thread pitch - second thread pitch

As in 4 shown are the first knob 231 and the second knob 251 arranged axially one behind the other so that they can either individually or simultaneously gripped by the hand of an operator and rotatably operated. In other words, the longitudinal end 232a the first adjusting spindle 232 by a predetermined length measure, which attaching the first knob 231 at the longitudinal end 232a and allows its separate adjustment, at the second longitudinal end 253b the first hollow spindle element 253 on which the second knob 251 is attached, from the second adjusting spindle 252 in front. Between the first knob 231 and the second knob 251 is therefore so much space available that the knobs 231 . 251 do not block or collide with each other when adjusting separately.

The first drive device 230 and the second drive means 250 are arranged according to the invention such that they have one over their respective knob 231 respectively. 251 in the first adjusting spindle 232 or the second adjusting spindle 252 introduced rotary motion in a translational drive movement for the respective longitudinal end portion 213 respectively. 223 the axes 211 and 221 can convert.

Further, the first drive means 230 and the second drive means 250 According to the invention set up so that they over their respective knob 231 respectively. 251 Direction of rotation in the first adjusting spindle 232 and the second adjusting spindle 252 introduced rotational movements in mutually oppositely directed, translational drive movements for the two longitudinal end sections 213 and 223 the axes 211 . 221 can convert.

In other words, in a rotational operation of the first knob 231 clockwise (seen from an operating side B, as in 1 . 2 and 4 marked B) on the first adjusting spindle 232 formed first threaded portion 241 in the first bearing block 291 formed second threaded portion 242 the first converter device 240 screwed in, leaving the first adjusting spindle 232 axially in the direction of the first bearing block 291 is shifted towards.

Because the first adjusting spindle 232 over the camp 235 secured against axial movement angularly movable with the longitudinal end portion 213 the axis 211 the first roller 210 is connected and the longitudinal end section 213 over the camp 293 in the. Level E separately movable angularly displaceable on the body 290 is supported, is thus by a Drehbetätigen the first knob 231 clockwise the longitudinal end section 213 the axis 211 the first roller 210 in 4 to the left or to the first bearing block 291 moved.

Accordingly, by turning operation of the first knob 231 counterclockwise the first adjusting spindle 232 axially from the first bearing block 291 shifted away, leaving the longitudinal end section 213 the axis 211 the first roller 210 in 4 to the right or from the first bearing block 291 is moved away.

Further, in a rotational operation of the second knob 251 in the clockwise direction (seen from the operating side B) on the first hollow spindle element 253 formed first threaded portion 271 of the first converter module 270 in the second bearing block 292 formed second threaded portion 272 of the first converter module 270 the second converter device 260 screwed in, so that the first hollow spindle element 253 axially in the direction of the first bearing block 291 is shifted towards.

At the same time when turning the second rotary knob 251 in the clockwise direction of the first hollow spindle element 253 formed first threaded portion 281 of the second converter module 280 in the second threaded portion formed in the second hollow spindle member 282 of the second converter module 280 the second converter device 260 screwed, wherein the second hollow spindle element 254 axially from the first bearing block 291 is relocated away. This is accomplished by having the third thread pitch attached to the second transducer module 280 is greater than the second thread pitch, which on the first transducer module 270 is provided.

As the second hollow spindle element 254 over the camp 255 secured against axial movement and against rotation angularly movable with the longitudinal end portion 223 the axis 221 the second roller 220 is connected and the longitudinal end section 223 over the camp 294 in the plane E separately movable angularly displaceable on the body 290 is supported, is thus by a Drehbetätigen the second knob 251 clockwise the longitudinal end section 223 the axis 221 the second roller 220 in 4 to the right or from the first bearing block 291 moved away.

Accordingly, by a Drehbetätigen the second knob 251 counterclockwise the second hollow spindle element 254 axially to the first bearing block 291 shifted so that the longitudinal end section 223 the axis 221 the second roller 220 in 4 to the left or to the first bearing block 291 is moved.

In this way, the first roller 210 and the second roller 220 be adjusted simultaneously or separately and symmetrically or asymmetrically in the plane E, so that the first angle α, α 'and the second angle β, β', in which the first adjusting spindle 232 or the second adjusting spindle 252 to the respective axis 211 respectively. 221 extend, can be either the same size or different sizes.

Now, referring to the 3A . 3B and 3C some of the ways described as the first roller 210 and the second roller 220 to each other or to an axis between them symmetry axis S, which according to the 1 and 2 to the folder top of the former 105 can correspond, can be adjusted. The assignment of the first angle α, α 'and the second angle β, β' is the sake of clarity only in the 3A marked, but is just as on the 3B and 3C transferred to.

3A shows a first way in which the two rolls 210 and 220 symmetrically and parallel to the axis of symmetry S and parallel to each other at the same time be moved apart by all the knobs 231 . 251 ie the knobs 231 . 251 the one device according to the invention 200. and the knobs 231 . 251 the other device according to the invention 200 ' , simultaneously rotating in the clockwise direction and rotating angle same rotationally operated.

3B shows a second way in which the two rolls 210 and 220 symmetrically in an inclined position to the axis of symmetry S and in an inclined position to each other are moved apart simultaneously by the knobs 231 . 251 the in 3B lower device according to the invention 200 ' simultaneously rotating in the clockwise direction and rotating angle same rotationally operated.

3C shows a third way in which the first roller 210 in an inclined position to the symmetry axis S and in an inclined position to the second roller 220 is driven away from this by the first knob 231 the in 3C lower device according to the invention 200 ' is rotated in a clockwise direction.

According to the described embodiment of the device according to the invention 200. . 200 ' can the first angle α, α 'and the second angle β, β', in which the first adjusting spindle 232 or the second adjusting spindle 252 to the respective axis 211 respectively. 221 extend, 90 degrees ± 5 degrees.

Furthermore, the described embodiment of the device according to the invention 200. . 200 ' a measuring device, not shown, by means of which a respective axial adjustment amount of the first roller 210 and the second roller 220 is readable. For this purpose is on the body 290 attached a measuring scale, not shown, and are at the respective end sides of the axes 211 and 221 respective pointers (not shown) are attached, which pointers indicate a respective value on the measuring scale.

In summary shows 1 the location of the Strangeinlaufwalzen 210 . 220 on a "flying" mounted funnel 105 , The coaxially located adjusting spindles point in the direction of the operating side B. The rotary knobs, which are fastened on the adjusting spindles, can be covered individually or jointly for operation. 2 shows the location of two successively arranged, adjustable funnels 105 and 105 and to the respective funnel 105 belonging Strangeinlaufwalzen with the respective adjusting units 200. . 200 ' ,

The 3A to 3C show a selection of adjustment of the strand inlet rollers 210 . 220 , in which 3A shows the possibility of parallel adjustment by turning all four knobs simultaneously in the same direction, 3B shows the possibility of a symmetrical inclination, by turning the two knobs of one side at the same time, and 3C shows the possibility of inclining a roller by turning the corresponding knob.

Finally shows 4 an embodiment of an adjusting device according to the invention for example strand guide rollers 210 . 220 , wherein the first adjusting spindle is axially displaced when rotated via a thread at the end of the first adjusting spindle, whose nut is in a first frame-fixed point. By entrainment of the first strand guide roller by means of a angularly movable mounting on the first adjusting spindle this is adjusted accordingly in the adjustment plane. The second adjusting spindle for adjusting the second Strangeinlaufwalze coaxially takes over the storage of the first adjusting spindle for the first or in 4 rear strand guide roller.

The second adjusting spindle for the second or in 4 front strand guide roller is axially adjusted when rotated by a thread whose counterpart is in a frame-fixed point. One end of a first hollow spindle element of the second adjusting spindle engages by means of a thread in a second Hohlspindelement with a angularly movable mounting for driving the axis of the second strand guide roller. Due to a difference in pitch of the thread at the second frame-fixed point and the thread in the second hollow spindle element, which corresponds to the pitch difference of the pitch of the thread on the first adjusting spindle for the first strand guide roller, the same rotation of the two adjusting spindles, a same, opposite adjustment. Other storage and intervention variants according to 4 coaxially lying adjusting spindles are possible according to the invention.

1

former arrangement

2

machine frame

10

Falztrichteranordnungsmodul

101

Side wall

102

column guide

102

guide column

102b

guide column

103

support element

104

Former inlet roller

104a

camp

104b

camp

105

formers

106

carrier

107

Support arm (s)

108

fastener

200

contraption for adjusting web-guiding rollers

200 '

contraption for adjusting web-guiding rollers

210

first Roller or strand inlet roller

211

axis

212a

long side (outer)

212b

long side (inner)

213

Longitudinal ends section

220

second Roller or strand inlet roller

221

axis

222a

long side (outer)

222b

long side (inner)

223

Longitudinal ends section

230

first driving means

231

first Operating section or knob

232

first Adjustment element or first adjusting spindle

232a

longitudinal end

232b

longitudinal end

235

angularly movable camp

240

first transducer means

241

first threaded portion

242

second threaded portion

250

second driving means

251

second Operating section or knob

252

second Adjustment element or second adjusting spindle

253

first Hollow member

253a

first longitudinal end

253b

second longitudinal end

254

second Hollow member

254a

first longitudinal end

254b

second longitudinal end

255

angularly movable camp

260

second transducer means

270

first converter module

271

first threaded portion

272

second threaded portion

280

second converter module

281

first threaded portion

282

second threaded portion

290

body

291

first stationary element or first bearing block

292

second stationary element or second bearing block

293

angularly movable camp

294

angularly movable camp

B

operating side

e

Adjustable level

S

axis of symmetry

α, α '

first angle

β, β '

second angle

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• DE 29821603 A1 [0002]
• - DE 10202798 B4 [0003]

Claims (18)

Contraption ( 200. . 200 ' ) in one plane (E) adjustment of web-guiding rollers (E) 210 . 220 ), comprising: a first roller ( 210 ) and a second roller ( 220 ), which are arranged alongside each other and each with an in the plane (E) displaceable axis ( 211 . 221 ) for rotatably supporting the rollers ( 210 . 220 ), the two axes ( 211 . 221 ) two long sides each ( 212a . 212b ; 222a . 222b ) and a longitudinal side ( 212b ) of the axis ( 211 ) of the first roller ( 210 ) a longitudinal side ( 222b ) of the axis ( 221 ) of the second roller ( 220 ) and the other long sides ( 212a . 222a ) of the two axes ( 211 . 221 ) Are facing away from each other, a first drive means ( 230 ), which has a first operating section ( 231 ) and having a longitudinal end portion ( 213 ) of the axis ( 211 ) of the first roller ( 210 ), so that the longitudinal end section ( 213 ) of the axis ( 211 ) of the first roller ( 210 ) is displaceable in the plane (E), a second drive device ( 250 ), which has a second operating section ( 251 ) and having a longitudinal end portion ( 223 ) of the axis ( 221 ) of the second roller ( 220 ), so that the longitudinal end section ( 223 ) of the axis ( 221 ) of the second roller ( 220 ) is displaceable in the plane (E), wherein the longitudinal end sections ( 213 . 223 ) of the two axes ( 211 . 221 ) are adjacent to one another, characterized in that the actuating sections ( 231 . 251 ) together on one longitudinal side ( 222a ) of the longitudinal sides facing away from each other ( 212a . 222a ) of the two axes ( 211 . 221 ) are arranged. Contraption ( 200. . 200 ' ) according to claim 1, wherein the first operating section ( 231 ) and the second operating section ( 251 ) are set up so that they can be operated either individually or simultaneously. Contraption ( 200. . 200 ' ) according to claim 1 or 2, wherein the first drive means ( 230 ) and the second drive device ( 250 ) are set up so that they have one over their respective operating section ( 231 . 251 ) introduced therein rotational movement in a translational drive movement for the respective longitudinal end portion ( 213 . 223 ) can convert. Contraption ( 200. . 200 ' ) according to one of claims 1 to 3, wherein the first drive device ( 230 ) and the second drive device ( 250 ) are arranged such that they are accessible via their respective operating section ( 231 . 251 ) Direction of rotation initiated therein rotational movements in mutually oppositely directed, translational drive movements for the two longitudinal end sections ( 213 . 223 ) can convert. Contraption ( 200. . 200. ) according to one of claims 1 to 4, wherein the first drive device ( 230 ): an elongated first adjustment element ( 232 ), at one longitudinal end ( 232a ) the first operating section ( 231 ), wherein the first adjusting element ( 232 secured against axial movement angularly movable with the longitudinal end portion ( 213 ) of the axis ( 211 ) of the first roller ( 210 ) and longitudinally at a first angle (α, α ') to this axis ( 211 ), a first converter device ( 240 ), the other longitudinal end ( 232b ) of the first adjusting element ( 232 ) and which is set up in such a way that it can be read via the first operating section ( 231 ) in the first adjusting element ( 232 ) introduced rotational movement in an axially directed movement of the first adjusting element ( 232 ) can convert. Contraption ( 200. . 200 ' ) according to claim 5, wherein said second drive means ( 250 ) comprises: an elongate second adjusting element ( 252 ), at one longitudinal end ( 253b ) the second operating section ( 251 ), wherein the second adjusting element ( 252 secured against axial movement angularly movable with the longitudinal end portion ( 223 ) of the axis ( 221 ) of the second roller ( 220 ) and longitudinally at a second angle (β, β ') to this axis ( 221 ), a second transducer means ( 260 ), which is a longitudinal section of the second adjusting element ( 252 ) and which is set up in such a way that it can be read via the second operating section ( 251 ) in the second adjusting element ( 252 ) introduced rotational movement in an axially directed movement of the second adjusting element ( 252 ) can convert. Contraption ( 200. . 200 ' ) according to claim 6, wherein the first converter means ( 240 ) and the second converter device ( 260 ) are set up so that they are accessible via the first operating section ( 231 ) and the second operating section ( 251 ) in the same direction in the first adjustment ( 232 ) or the second adjusting element ( 252 ) can be converted so that the first adjusting element ( 232 ) and the second adjusting element ( 252 ) are axially movable in opposite directions. Contraption ( 200. . 200 ' ) according to claim 6 or 7, wherein the second adjusting element ( 252 ) coaxial with the first adjusting element ( 232 ) is arranged. Contraption ( 200. . 200 ' ) according to one of claims 6 to 8, wherein the first and the second adjusting element ( 232 . 252 ) as adjusting spindles are. Contraption ( 200. . 200 ' ) according to one of claims 6 to 9, wherein the second adjusting element ( 252 ) is designed as a hollow spindle. Contraption ( 200. . 200 ' ) according to claim 10, wherein the first adjusting element ( 232 ) axially by the second adjusting element ( 252 ) extends therethrough. Contraption ( 200. . 200 ' ) according to claim 11, wherein said first transducer means ( 240 ) a first threaded portion ( 241 ) connected to the transducer device ( 240 ) associated end ( 232b ) of the first adjusting element ( 232 ) is formed, and a second threaded portion ( 242 ) mounted on a first stationary element ( 291 ), and wherein the first and second threaded sections ( 241 . 242 ) have a first thread pitch and are engaged with each other. Contraption ( 200. . 200 ' ) according to claim 11 or 12, wherein said second transducer means ( 260 ) a first converter module ( 270 ) and a second converter module ( 280 ) arranged successively in an axial direction. Contraption ( 200. . 200 ' ) according to claim 13, wherein the second adjusting element ( 252 ) a first hollow spindle element ( 253 ) and a second hollow spindle element ( 254 ) which are arranged coaxially and in alignment with each other and at each other at respective first longitudinal ends ( 253a . 254a ) of the two hollow spindle elements ( 253 . 254 ) are connected. Contraption ( 200. . 200 ' ) according to claim 14, wherein the second actuating element ( 251 ) at a second longitudinal end ( 253b ) of the first hollow spindle element ( 253 ) is arranged. Contraption ( 200. . 200 ' ) according to claim 15, wherein the first converter module ( 270 ) a first threaded portion ( 271 ), which at a longitudinal portion of the first hollow spindle element ( 253 ) is formed, and a second threaded portion ( 272 ) mounted on a second stationary element ( 292 ) is formed, wherein the first and the second threaded portion ( 271 . 272 ) of the first converter module ( 270 ) have a second thread pitch and are engaged with each other, wherein the second transducer module ( 280 ) a first threaded portion ( 281 ), which at the first longitudinal end ( 253a ) of the first hollow spindle element ( 253 ) is formed, and a second threaded portion ( 282 ), which at the first longitudinal end ( 254a ) of the second hollow spindle element ( 254 ) is formed, wherein the first and the second threaded portion ( 281 . 282 ) of the second converter module ( 280 ) have a third thread pitch and are engaged with each other, and wherein a second longitudinal end ( 254b ) of the second hollow spindle element ( 254 ) secured against axial movement and against rotation angularly movable with the longitudinal end portion ( 223 ) of the axis ( 221 ) of the second roller ( 220 ) connected is. Contraption ( 200. . 200 ' ) according to claim 16, wherein a difference between the third thread pitch and the second thread pitch is equal to the first thread pitch. Contraption ( 200. . 200 ' ) according to one of claims 6 to 17, wherein the first angle (α, α ') and the second angle (β, β'), in which the first adjusting element ( 232 ) or the second adjusting element ( 252 ) to the respective axis ( 211 . 221 ), can be either the same size or different sizes.