EP3904250A1 - Dispositif et procédé d'alimentation de produits plans à une unité de traitement - Google Patents
Dispositif et procédé d'alimentation de produits plans à une unité de traitement Download PDFInfo
- Publication number
- EP3904250A1 EP3904250A1 EP21161747.7A EP21161747A EP3904250A1 EP 3904250 A1 EP3904250 A1 EP 3904250A1 EP 21161747 A EP21161747 A EP 21161747A EP 3904250 A1 EP3904250 A1 EP 3904250A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- transport
- stop
- sheet
- goods
- transport device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 7
- 238000011156 evaluation Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 238000010422 painting Methods 0.000 claims abstract description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 206010038743 Restlessness Diseases 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/02—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains
- B65H5/021—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains by belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/16—Feeding articles separated from piles; Feeding articles to machines by pusher, needles, friction, or like devices adapted to feed single articles along a surface or table
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
- B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/20—Belts
- B65H2404/23—Belts with auxiliary handling means
- B65H2404/232—Blade, plate, finger
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/20—Location in space
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/10—Speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/173—Metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/03—Image reproduction devices
- B65H2801/21—Industrial-size printers, e.g. rotary printing press
Definitions
- the invention relates to a device and a method for feeding sheet-like goods to a processing unit, the sheet-like goods being transported in a lying position in a row by means of a transport device.
- the feeding of sheet-like goods, for example panels, in particular sheet metal, to a processing unit, in particular to a printing or painting unit of a sheet metal coating machine, must be carried out in a precisely positioned manner for satisfactory painting or printing results.
- the panels which are transported lying one behind the other, hit the positioning marks or stops during their transport, so that the panels are thereby forcibly brought into the desired or precise position. Finally, an optimal longitudinal alignment of the panels with respect to the transport path is necessary so that they are fed to the machining process or the machining unit at the right time. Since the panels have increasingly thinner sheet metal thicknesses and, moreover, ever higher production speeds are required, the known devices can often damage the panel edges.
- the sheet transport to the processing unit by means of friction-dependent transport means is influenced, among other things, by the condition of the transport means, the differential speed between two transport systems, the coefficient of friction of the underside of the sheet, the production speed and the inertia of the sheets.
- the readjustment is currently carried out manually and purely visually by the operator on the control panel of a processing unit.
- From the DE 10 2005 037 128 A1 is a transport system of a tin printing or Sheet metal painting machine known, in which flat belts are used to transport the panels.
- the DE 198 10 112 A1 relates to a device for the clock-synchronized transfer of products fed in any sequence from a pre-machine into a rotating device that grips the products in the middle.
- the rotating device can be moved between a receiving position and a delivery position.
- the device comprises a transfer conveyor arranged between a feed conveyor and an infeed conveyor.
- the transfer conveyor is driven by a drive with a slave position encoder, the speed of which can be adjusted by the interaction of the measurement sensors of the feed conveyor and infeed conveyor.
- the DE 23 46 407 A describes a device for regulating the supply of articles to a packaging machine.
- the device comprises several conveyor belts, at least one of which has driver elements.
- a sensor detects the passage of individual objects and is designed with a device for changing the conveying speed of one of the conveyor belts as a function of the sensor signals.
- the DE 20 2005 017 869 U1 discloses a single up feeder with a transport system having a servo drive with register control. Cams are used to align the individual copies conveyed via belts.
- the invention is based on the object of creating a device and a method for feeding sheet-like goods to a processing unit, which Even at high processing speeds, the mechanical load on the sheet-like goods is reduced and that, in particular, facilitates adaptation to changing production conditions.
- the object is achieved by a device and a method having the features of the independent claims.
- the dependent claims relate to advantageous configurations and / or developments of the solution found.
- the advantages that can be achieved with the invention are in particular that the sheet-like goods are fed to the processing unit with little shock.
- Another advantage is in particular that an operator is supported in the detection of a synchronization point deviation or the elimination of a synchronization point deviation, or a synchronization point deviation is automatically eliminated.
- the coating machine shown can in particular be a painting machine and / or a printing machine.
- the coating machine can be used in particular for processing sheet-like Goods 02 can be designed in the form of panels 02.
- panels 02 in particular sheet metal
- a transport device 01 in a transport plane
- processing units 50 in particular printing and / or coating units
- processing units 50 on at least one of them Edited sides, for example printed and / or varnished.
- the sheet-like goods 02, in particular the panels 02 are transported in an unshackled manner, arranged one behind the other, that is to say individually in a lying position and at a distance from one another.
- At least one cylinder which is preferably part of a processing unit 50, preferably has leading edge alignment means, more preferably leading edge stops, in particular positioning marks, for aligning the sheets 02 transported by the transport device 01 in correct register.
- the panels 02 Due to the interaction of the transport device 01 transporting the sheet-like goods 02, in particular panels 02, with the front edge alignment means, preferably front edge stops, in particular positioning marks, of a cylinder, in particular a printing cylinder, the panels 02 can be placed in register and correctly aligned.
- the front edge alignment means preferably front edge stops, in particular positioning marks, of a cylinder, in particular a printing cylinder
- the transport device 01 has a first transport device 10 with a guide forming the transport plane for the flat goods 02 and at least one circumferential transport stop 18.
- the guide can be through fixed guide rails, in particular slide rails, and / or be formed by means of transport 11 rotating over rear and front deflection wheels 12.
- Transport belts 11, which run parallel to one another and can be arranged in pairs, are particularly suitable as transport means 11.
- the transport means 11 engage in particular on the underside of a respective sheet-like item 02 when it comes into the transport area of the first transport device 10.
- the transport means 11 transport the respective two-dimensional good 02 resting on it at least so far in the transport direction 06 until the at least one circumferential transport stop 18 can attack its rear edge 03.
- the at least one circulating transport stop 18 can be assigned to a belt 17 circulating over rear and front deflection wheels 19 or a chain 17 circulating over rear and front deflecting wheels 19.
- a plurality of pairs of transport stops 18, which are spaced apart from one another at right angles to the transport direction 06, are formed, the transport stops 18 of each pair interacting to transport a respective sheet-like item 02.
- the transport stops 18 of such pairs are each assigned to different chains 17 or belts 17.
- the distance between the deflecting wheels 12 of the transport means 11 is preferably less than the distance between the deflecting wheels 19 of the belts 17 or chains 17.
- the distances can also be the same.
- the transport means 11 preferably extend only over a partial area, in particular an inlet area of the first transport device 10, while the belts 17 or chains 17 extend over the entire length of the first transport device 10.
- the transport means 11 attack the underside of a respective sheet-like item 02 when it comes into the transport area of the first transport device 10.
- the transport means 11 transport the respective sheet-like item 02 lying thereon at least so far in the transport direction 06 until the at least one circumferential transport stop 18 engages its rear edge 03 can.
- the guide is formed in the area of a circulating path of the at least one circulating transport stop 18.
- the transport of a respective sheet-like item 02 is effected in particular in that the at least one circumferential transport stop 18 acts on the rear edge 03 of a sheet-like item 02 guided by the guide in the transport plane and pushes it in the transport direction 06.
- the at least one circumferential transport stop 18 is also referred to in technical terminology as a rear thrust.
- the first transport device 10 is preferably followed by a second transport device 20 in the transport direction 06.
- the second transport device 20 also has a guide and at least one further circumferential transport stop 28.
- the at least one further circulating transport stop 28 is assigned to at least one belt 27 circulating via deflecting wheels 29 or a chain 27 circulating via deflecting wheels 29.
- the guidance of the transport device 20 can also be formed by fixed guide rails, in particular slide rails.
- the transport of a respective sheet-like product 02 in the area of the second transport device 20 is effected in the same way as in the case of the first transport device 10.
- the first transport device 10 can be preceded by a further transport device 30 in the transport direction 06.
- the further transport device 30 preferably has circumferential transport means 31, which are designed as transport belts 31 can be and revolve over deflection wheels 32.
- the further transport device 30 can be arranged downstream of a feeder or be designed as a feeder or be part of a feeder.
- the respective sheet-like material 02 is preferably placed on front edge alignment means, preferably front edge stops, in particular positioning marks, of a cylinder. An unrest in the movement would have a detrimental effect on the registration accuracy at this point.
- a prerequisite for a smooth transfer from the first transport device 10 to the second transport device 20 is that the respective sheet-like item 02 is fed to the first transport device 10 in the correct position, in particular at the correct time, by the further transport device 30. The position or the point in time can take place by means of a synchronous angle adjustment between the further transport device 30 and the first transport device 10.
- a sensor 41 is assigned to the first transport device 10 in order to detect the actual position of the rear edge 03 of the sheet-like item 02 being guided in the transport plane.
- the sensor 41 is with connected to an evaluation device.
- the evaluation device is designed to compare the recorded actual position of the rear edge 03 of the respective sheet-like item 02 guided in the transport plane with a desired position represented by the position of the at least one circumferential transport stop 18.
- the target position can be recorded by direct recording of the position of the at least one circumferential transport stop 18 or a pair of transport stops 18.
- the first transport device 10 is assigned a further sensor 42 which is designed to detect the position of the at least one transport stop 18.
- the first sensor 41 and / or the further sensor 42 can be designed as light barriers and detect the position of a respective rear edge 03 or of the at least one transport stop 18, for example via a flank change.
- the target position can be recorded indirectly, for example using an angle encoder or an encoder.
- the first transport device 10 preferably has a drive shaft that rotates the at least one transport stop 18, the angular encoder being assigned to the drive shaft and generating signals representing the position and / or rotation of the drive shaft and thus the position of the at least one transport stop 18.
- the first transport device 10 can also have a drive in which an encoder is integrated or which is connected to an encoder, the encoder generating signals representing the position of the transport stop 18.
- the evaluation device can be connected to the further transport device 30 upstream of the first transport device 10 and can be designed to control a transport movement of the further transport device 30 as a function of the result of the comparison.
- the evaluation device can be designed to control the transport movement of the further transport device 30 by shifting the phase position of the transport movement.
- the control of the transport movement of the further transport device 30 is preferably effected fully automatically by the evaluation device.
- the evaluation device is preferably connected to a display device.
- the display device is designed to display and display the result of the comparison.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Registering Or Overturning Sheets (AREA)
- Attitude Control For Articles On Conveyors (AREA)
- Control Of Conveyors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102020111752.3A DE102020111752A1 (de) | 2020-04-30 | 2020-04-30 | Vorrichtung und Verfahren zum Zuführen von flächenförmigen Gütern zu einer Bearbeitungseinheit |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3904250A1 true EP3904250A1 (fr) | 2021-11-03 |
EP3904250B1 EP3904250B1 (fr) | 2024-04-17 |
Family
ID=74870697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21161747.7A Active EP3904250B1 (fr) | 2020-04-30 | 2021-03-10 | Dispositif et procédé d'alimentation de produits plans à une unité de traitement |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3904250B1 (fr) |
DE (1) | DE102020111752A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021129339B3 (de) * | 2021-11-11 | 2022-11-03 | Koenig & Bauer Ag | Produktionslinie zur Bearbeitung von Blechtafeln |
DE102021129340B3 (de) * | 2021-11-11 | 2022-10-20 | Koenig & Bauer Ag | Produktionslinie zur Bearbeitung von Blechtafeln |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2346407A1 (de) | 1972-09-15 | 1974-03-21 | Mario Cavanna | Vorrichtung zur regulierung der zufuhr von gegenstaenden zu einer verpackungsmaschine |
DE19810112A1 (de) | 1998-03-09 | 1999-09-16 | Kolbus Gmbh & Co Kg | Vorrichtung zum taktsynchronen Einschleusen von Büchern in eine Drehvorrichtung |
EP1008016B1 (fr) | 1996-10-22 | 2002-01-09 | Océ Printing Systems GmbH | Dispositif d'alignement |
EP1306336A2 (fr) * | 2001-10-26 | 2003-05-02 | Pitney Bowes Inc. | Correction dynamique d'intervalle pour un sous-système d'insertion |
US20040080091A1 (en) * | 2002-10-25 | 2004-04-29 | Pitney Bowes Incorporated | Method and apparatus for controlling enclosure material feeding in a mail inserting system |
US20040178555A1 (en) * | 2003-03-14 | 2004-09-16 | Pitney Bowes Incorporated | Jam detection method and system for an inserter |
DE202005017869U1 (de) | 2005-11-16 | 2006-07-13 | Rosas Wolf, David | Einzelnutzen Anleger zum Prägen von Faltschachteln |
DE102005037128A1 (de) | 2005-08-06 | 2007-02-15 | LTG Mailänder GmbH & Co. KG | Transportsystem einer Blechdruck- oder Blechlackiermaschine |
DE102007031115A1 (de) | 2007-06-28 | 2009-01-08 | Kba-Metalprint Gmbh | Vorrichtung zum positionsgenauen Zuführen von tafelförmigen Gütern sowie entsprechendes Verfahren |
DE102012211783A1 (de) | 2012-07-06 | 2014-01-09 | Kba-Metalprint Gmbh | Fördervorrichtung und ein Verfahren zum Fördern von Bedruckstoffbogen |
-
2020
- 2020-04-30 DE DE102020111752.3A patent/DE102020111752A1/de active Pending
-
2021
- 2021-03-10 EP EP21161747.7A patent/EP3904250B1/fr active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2346407A1 (de) | 1972-09-15 | 1974-03-21 | Mario Cavanna | Vorrichtung zur regulierung der zufuhr von gegenstaenden zu einer verpackungsmaschine |
EP1008016B1 (fr) | 1996-10-22 | 2002-01-09 | Océ Printing Systems GmbH | Dispositif d'alignement |
DE19810112A1 (de) | 1998-03-09 | 1999-09-16 | Kolbus Gmbh & Co Kg | Vorrichtung zum taktsynchronen Einschleusen von Büchern in eine Drehvorrichtung |
EP1306336A2 (fr) * | 2001-10-26 | 2003-05-02 | Pitney Bowes Inc. | Correction dynamique d'intervalle pour un sous-système d'insertion |
US20040080091A1 (en) * | 2002-10-25 | 2004-04-29 | Pitney Bowes Incorporated | Method and apparatus for controlling enclosure material feeding in a mail inserting system |
US20040178555A1 (en) * | 2003-03-14 | 2004-09-16 | Pitney Bowes Incorporated | Jam detection method and system for an inserter |
DE102005037128A1 (de) | 2005-08-06 | 2007-02-15 | LTG Mailänder GmbH & Co. KG | Transportsystem einer Blechdruck- oder Blechlackiermaschine |
DE202005017869U1 (de) | 2005-11-16 | 2006-07-13 | Rosas Wolf, David | Einzelnutzen Anleger zum Prägen von Faltschachteln |
DE102007031115A1 (de) | 2007-06-28 | 2009-01-08 | Kba-Metalprint Gmbh | Vorrichtung zum positionsgenauen Zuführen von tafelförmigen Gütern sowie entsprechendes Verfahren |
DE102012211783A1 (de) | 2012-07-06 | 2014-01-09 | Kba-Metalprint Gmbh | Fördervorrichtung und ein Verfahren zum Fördern von Bedruckstoffbogen |
Also Published As
Publication number | Publication date |
---|---|
DE102020111752A1 (de) | 2021-11-04 |
EP3904250B1 (fr) | 2024-04-17 |
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