CN101112950B

CN101112950B - Sheet braking system for braking printed sheets

Info

Publication number: CN101112950B
Application number: CN2007101367499A
Authority: CN
Inventors: S·利帕德特; A·毛尔
Original assignee: Heidelberger Druckmaschinen AG
Current assignee: Heidelberger Druckmaschinen Intellectual Property AG and Co KG
Priority date: 2006-07-28
Filing date: 2007-07-27
Publication date: 2012-11-07
Anticipated expiration: 2027-07-27
Also published as: EP1882662B2; DE102006035693A1; EP1882662B1; EP1882662A2; CN101112950A; EP1882662A3

Abstract

The present invention relates to a sheet braking system (3) for braking printed sheets, which includes sheet arresters (5a, 5b, 5c) setting in a row. The sheet arresters comprise module carriers for carrying brake modules (10, 11). The module mountings are movably arranged on each other, and the brake modules are disconnectably formed to and from the module carriers. The brake modules (10, 11) are coupled to one of the module carriers in an operation mode.

Description

Be used to brake a page or leaf brake system of printed pages

Technical field

The present invention relates to an a kind of page or leaf brake system that is used to brake printed pages; This page opened brake system and comprised the page break that in a row is provided with; These page breaks have the module load member that is used to carry said brake module that can be provided with moving relative to each other, and said brake module is configured to and can and throws off coupling with said module load member coupling.

Background technology

Describe a kind of like this page or leaf among DE 101 03 235 A1 and opened brake system.This page or leaf in prior art is opened in the brake system, in a kind of mode of operation, has unique brake module of brake collar, a unique supporting module that in another kind of mode of operation, has drying wheel and corresponding module load member coupling.Disadvantageously be, the module load member respectively is equipped with in the mode of operation of a unique brake module therein, and total area of contact of the contact portion between brake collar and the printed pages to be braked is relatively little.To pass to total area of contact that printed pages uses so little owing to supply that braking force is opened brake system from page or leaf, also in too serious degree limit the size of transferable braking force.But the working parameter of confirming as the high machine speed of the printer that comprises page break be about to arrive that page or leaf is opened the therefore high page or leaf Zhang Sudu of the printed pages on the brake system and high grammes per square metre that the for example heavy carboard page or leaf of a printed pages is opened requires big braking force.

Summary of the invention

Therefore, task of the present invention is, provides a kind of page or leaf of the printed pages that braking weighs under the high situation of machine speed that also is applicable to open brake system.

This task is opened brake system through page or leaf of the present invention and is solved.The page or leaf that is used to brake printed pages according to the present invention is opened a brake system and is comprised the page break that in a row is provided with; These page breaks have the module load member that is used to carry said brake module that can be provided with moving relative to each other; Said brake module is configured to and can and throws off coupling with said module load member coupling; It is characterized in that: in a kind of mode of operation, in the said brake module two with said module load member in a coupling.

Through being equipped with brake module doubly for the module load member, total area of contact of acting contact portion when the braking printed pages that page or leaf is opened between brake system and the printed pages increases.Because total area of contact is bigger, opens brake system from page or leaf and can transmit bigger braking force to printed pages.Therefore, a page or leaf brake system according to the present invention is applicable to the printed pages of the high grammes per square metre of braking under the high situation of machine speed well, for example heavy carboard page or leaf is opened.An attendant advantages should be that page or leaf according to the present invention is opened brake system and is applicable to the paper of braking tactiosensible printed pages, for example unglazed coating well and opening the printed pages that has still moist printing ink on the page or leaf bottom surface of brake system towards page or leaf.Because total area of contact increases, suction air degree of vacuum can reduce---page or leaf is opened brake system and is aspirated printed pages by means of this suction air degree of vacuum.Reduced thus to open the danger that brake system causes vestige by page or leaf on the printed pages.Make brake module Cheng Shuan also avoid printed pages between page break sagging aspect and be favourable avoiding printed pages to produce aspect the ripple, this is important for handling thin paper especially.

In following technical proposals, enumerate page or leaf according to the present invention and opened the favourable further configuration of brake system.

In a further configuration, said two brake modules are coupled with this module load member on the reciprocal side of said module load member.Advantageously, these two brake modules are configured to mirror images of each other symmetries on this meaning.

In another further configuration, these two brake modules are connected with a multiway valve, and these brake modules pass through this multiway valve by vacuum load.Suction air is siphoned away from brake module through multiway valve, and brake module is drawn into printed pages on the page break by means of this suction air.It is favourable loading also page or leaf being opened brake system is retrofitted to aspect the another kind of mode of operation from a kind of mode of operation simply through multiway valve to brake module.For example when a page or leaf brake system was the component part of perfecting press, page or leaf is opened a brake system can simply and apace be retrofitted to the printed on both sides mode of operation from the pure mode of operation that is printed on one side.Multiway valve can be realized a kind of mode of operation as alternative, in this mode of operation, and only unique one and the coupling of module load member in the said brake module.Open the described from the outset mode of operation of brake system when being retrofitted to said mode of operation as alternative at page or leaf; One and module load member disengagement coupling in said two brake modules; The suction air coupling end that is arranged on the module load member of the brake module that is used for this disengagement coupling turn-offs by multiway valve, does not aspirate wrong air through this suction air coupling end thus.Advantageously, multiway valve is combined in the said module load member aspect the compact form mode.Advantageously, multiway valve comprises a valve body that is being supported rotationally for conversion aspect multiway valve is combined in the said module load member.

In another further configuration, in the described mode of operation of beginning, two other in the said brake module is coupled on the another one in the said module load member.Preferably each module load member of this page or leaf brake system all is equipped with brake module right in this mode of operation.

In another further configuration, brake module comprises belt braking element, and these braking elements for example can be the suckers that goes in ring around its rotation axis.Brake collar that preferred braking element is an annular or braking bar.

Belong to also have a kind of delivery device and a kind of printer that comprises this delivery device of the present invention, this delivery device is equipped with a page or leaf constructed according to the invention to open brake system.

Description of drawings

From following description of a preferred embodiment and accompanying drawing, also obtain favourable further configuration of the present invention.Accompanying drawing is represented:

Fig. 1 is in the page or leaf of the equipment state that is used for the pure mode of operation that is printed on one side and opens brake system;

Page or leaf is opened the page break with a multiway valve of brake system among Fig. 2 Fig. 1;

The lateral plan of page break among Fig. 3 Fig. 2;

Being among Fig. 4 Fig. 1 is used for the page or leaf of the equipment state of printed on both sides mode of operation and opens brake system; With

The different dislocation of Fig. 5 a～5d multiway valve.

The specific embodiment

Fig. 1 shows a part with printer 1 of delivery device 2.This printer 1 is a perfecting press and selectively can works at the printed on both sides mode of operation that the pure mode of operation neutralization of being printed on one side is used for printed pages is carried out printed on both sides, and printed pages is opened on the face at page or leaf only and is printed in this pure mode of operation that is printed on one side.The page or leaf brake system 3 that delivery device 2 has been shown in this part stacks 4 with collection.Page or leaf is opened brake system 3 and is comprised a plurality of page breaks, and promptly one is in the page break 5a of the drive side of printer 1, a page break 5b who is in fore side and a page break 5c who is arranged on the centre between them.Page break 5a to 5c structure is identical, and the quantity of these page breaks is opened under the bigger situation of specification at page or leaf also can be four or five or more.

Fig. 2 and Fig. 3 illustrate: page break 5a to 5c respectively comprises a slide 6, and module load member 8 is placed on this slide through hinge 7 swingably.Module load member 8 is carrying the brake module 10 and the brake module 11 that is positioned at the right side that are positioned at the left side with respect to the conveying or the direct of travel 9 of printed pages.These two

brake modules

10,11 are configured to the mirror images of each other

symmetry.Brake module

10,11 respectively comprises a brake collar 12, and this brake collar goes in ring around 13,14 and driven rollers of guide roller 15.Driven roller 15 does not have to be connected with a friction wheel 16 with relatively rotating perhaps constructs all-in-one-piece with this friction wheel.Friction wheel 16 rests on the public driven roller 17, and this driven roller extends (referring to Fig. 1) and is rotatably supported in the frame 18 on whole page break 5a to 5c.

Fig. 1 illustrates: driven roller 17 is connected with a driving motor 19; All the friction wheels 16 with the brake module right side all left sides of page break all rest on the driven roller 17 and through this driven roller and are driven rotatably by driving motor 19, and this driving motor is drive brake band 12 thus.Each page break 5a to 5c comprises a spring 20, and this spring makes every effort to make module load member 8 around hinge 7 swings, so that two friction wheels 16 of corresponding page break are pressed on the driven roller 17.

Fig. 2 and Fig. 3 also illustrate: in module load member 8, be processed with a suction air passage 21, on the end of

brake module

10,11, be connected with a multiway valve 22 at this suction air passage.Another end of suction air passage 21 forms a coupling end 23 that is used for the unshowned suction air producer of accompanying drawing, and this suction air producer is connected on the coupling end 23 through a flexible pipe.Each

brake module

10,11 all has one and is used for through the perforated portion 25 of brake collar 12 printed pages to be braked being drawn into the suction chamber 24 on the brake collar 12.These suction chambers 24 respectively have a mouth 26

corresponding brake module

10,11 in the side of module load member 8.Multiway valve 22 comprises a valve body 28 that can rotate around vertical axis 27.Valve body 28 rotates by means of the socket wrench on the tetragonal molding plug 29 that is set to valve body 28.The valve body 28 that is rotatably supported in the module load member 8 has the shape of sleeve basically, promptly uses the shape of lid and bottom osed top hollow cylinder, in the circumferential wall of this sleeve, is processed with a window that on three quadrants, stretches.In four-quadrant, the remainder of circumferential wall forms a closed section 30.

The different rotation position of valve body 28 has been shown among Fig. 5 a to Fig. 5 d.But valve body 28 green phases go on capable 90 ° rotate and be placed in four corresponding turned positions of dislocation of itself and multiway valve 22.Valve body 28 is through sealed with the hole friction of wherein inserting valve body 28 or through for example coming kayser to remain in the corresponding turned position with the kayser ball that bears spring-load.Turned position shown in Fig. 5 a be set for page break at the equipment state shown in Fig. 2.In this equipment state, two

brake modules

10,11 dock with module load member 8.In view of the above; Multiway valve 22 is in such dislocation; In this dislocation; Suction air can flow into this multiway valve and suction air can flow into this multiway valve from the suction chamber 24 of the brake module 10 in left side second inlet 32 through multiway valve 22 from the suction chamber 24 of the brake module 11 on right side first inlet 31 through multiway valve 22, and suction air can flow out from this multiway valve and flow in the suction air passage 21 from the outlet 33 of multiway valve 22.In described dislocation, closed section 30 not only discharges two

inlets

31,32 but also discharges outlet 33, and this is shown in Fig. 5 a.Two

inlet

31,32 holes by a level constitute, and the hole of this level crosses with the vertical hole of wherein inserting valve body 28.These two holes and suction air passage 21 cross.The mouth 26 of the suction chamber 24 of the brake module 11 on right side is overlapping aspect the air guiding with first inlet 31, and the mouth of the suction chamber 24 of the brake module 10 in left side is overlapping aspect the air guiding with second inlet 32.

According to Fig. 1, all page break 5a to 5c are in the equipment state with reference to Fig. 2 and Fig. 5 a description.Here, module load member 8 respectively is equipped with

brake module

10,11 doubly.This mode of operation that is specially adapted to the pure mode of operation that is printed on one side of printer 1 that page or leaf is opened brake system 3 is also referred to as series workings.

Fig. 4 shows the mode of operation that page or leaf is opened the printed on both sides mode of operation that is specially adapted to printer 1 of brake system 3.Here, the module load member 8 of two

brake modules

10,11 of middle page break 5c and the page break of this centre is thrown off coupling, and only exterior brake module still docks respectively with the module load member 8 of two exterior page break 5a, 5b.In view of the above; The multiway valve 22 of the page break 5c of the centre that is not equipped with turns in such dislocation; In this dislocation, the suction air producer that is connecting whole page break 5a to 5c on it both can not through unappropriated first inlet 31, can not be through not being braked the wrong air of second inlet, 32 suctions that module takies yet yet.In this dislocation shown in Fig. 5 b, closed section 30 is overlapping with outlet 33, so that should export sealing.

According to the mode of operation shown in Fig. 4; The multiway valve 22 of the page break 5a of the simple drive side that is equipped with is in such dislocation; In this dislocation, closed section 30 is positioned at unappropriated second inlet 32 fronts and this closed section discharges first inlet 31 and outlet 33 (also referring to Fig. 5 c).The dislocation of the multiway valve 22 of the page break 5b of fore side is (referring to Fig. 5 d) in contrast; In this dislocation of valve body 28, be released and be prevented from from 31 the wrong windstreams to the suction air passage 21 that enter the mouth from the suction air flow of second inlet 32 to the suction air passage 21.In order to make the operator when changing multiway valve 22, can identify its dislocation better, valve body 28 is provided with the mark of symbolically indicating dislocation 34 of a T shape.

Not only for the switching of mode of operation, and open required and printed pages specification adaptive from a print job to another print job of brake system 3, possibly need the repacking page or leaf to open a brake system 3 for page or leaf.For adaptive specification, page break 5a to 5c can move along the guiding crossbeam 34 with T shape type exterior feature portion (referring to Fig. 3), and this T shape type exterior feature portion is hooked by the slide 6 of page break 5a to 5c.Each page break 5a to 5c is equipped with an electrically operated adjusting actuating device 35; This adjusting actuating device is fixed on the slide 6 and a miniature gears 36 is seated on the electric drive axle of this adjusting actuating device, this miniature gears and tooth bar 37 engagements that are parallel to 34 extensions of guiding crossbeam.Regulate actuating device 35 by means of these, page break 5a to 5c can move on the less or bigger spacing to each other.

Having illustrated one among Fig. 3 is used to form collection and stacks 4 and treat to be opened by page or leaf that page or leaf that brake system 3 collects the trailing edge that this collection stacks the printed pages on 4 is opened backstop 38 and page or leaf is opened directing plate 39; Be positioned at the sight line that page or leaf is opened the member of directing plate 39 belows in order to get out of the way, this page or leaf is opened directing plate and in Fig. 1, Fig. 2 and Fig. 4, is not illustrated together.

Brake module

10,11 and 8 couplings of module load member and disengagement coupling are carried out through the plug-in connector that also is not shown specifically in the accompanying drawing.

Unshownedly in the accompanying drawings be applicable to that minimum page or leaf opens in the mode of operation of specification; Two page breaks are movable to mutual backstop; Wherein, each only is equipped with exterior brake module the module load member of these two page breaks, but is not equipped with the in-to-in brake module.This page break is to being positioned in the position that is arranged in the middle part with respect to page or leaf Zhang Kuandu, and remaining page break is then parked outside page or leaf Zhang Kuandu.

The reference number inventory

1 printer, 21 suction air passages

2 delivery devices, 22 multiway valve

Open brake system 23 coupling ends for 3 pages

4 collections stack 24 suction chambers

5a, 5b, 5c page break 25 perforated portions

6 slides, 26 mouths

7 hinges, 27 axis

8 module load members, 28 valve bodies

9 direct of travels, 29 molding plug

Brake module 30 closed sections in 10 left sides

Brake module 31 first inlets on 11 right sides

12 brake collars, 32 second inlets

33 outlets of 13 guide rollers

14 guide rollers, 34 guiding crossbeams

15 driven rollers 35 are regulated actuating device

16 friction wheels, 36 miniature gearss

17 driven rollers, 37 tooth bars

18 frames are opened backstop for 38 pages

19 driving motors are opened directing plate for 39 pages

20 springs

Claims

1. page or leaf is opened brake system (3), is used to brake printed pages, and this page opened brake system and comprised the page break (5a that in a row is provided with; 5b; 5c), these page breaks have the module load member (8) that is used to carry brake module (10,11) that can be provided with moving relative to each other; Said brake module is configured to according to a kind of mode of operation and said module load member (8) coupling and throws off coupling; Wherein: in said mode of operation, in the said brake module (10,11) two with said module load member (8) in a coupling;

These two brake modules (10,11) are coupled with this module load member on the reciprocal side of this module load member (8);

These two brake modules (10,11) are connected with a multiway valve (22), and these brake modules (10,11) pass through this multiway valve by vacuum load.

2. page or leaf according to claim 1 is opened brake system, it is characterized in that: these two brake modules (10,11) are configured to the mirror images of each other symmetries.

3. page or leaf according to claim 1 is opened brake system, and it is characterized in that: this multiway valve (22) is combined in this module load member (8).

4. page or leaf according to claim 1 is opened brake system, and it is characterized in that: this multiway valve (22) comprises a valve body that is being supported rotationally for conversion (28).

5. page or leaf according to claim 1 and 2 is opened brake system, it is characterized in that: in said mode of operation, and the another one coupling in two other in the said brake module (10,11) and the said module load member (8).

6. page or leaf according to claim 1 and 2 is opened brake system, and it is characterized in that: these brake modules (10,11) comprise belt braking element.

7. page or leaf according to claim 6 is opened brake system, and it is characterized in that: these braking elements are brake collar (12).

8. delivery device (2) has one according to described page or leaf brake system (3) in the claim 1 to 7.

9. printer (1) has a delivery device according to claim 8 (2).