WO2012059194A1 - Dispositif pour usiner une pièce de grand format, à paroi mince - Google Patents

Dispositif pour usiner une pièce de grand format, à paroi mince Download PDF

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Publication number
WO2012059194A1
WO2012059194A1 PCT/EP2011/005390 EP2011005390W WO2012059194A1 WO 2012059194 A1 WO2012059194 A1 WO 2012059194A1 EP 2011005390 W EP2011005390 W EP 2011005390W WO 2012059194 A1 WO2012059194 A1 WO 2012059194A1
Authority
WO
WIPO (PCT)
Prior art keywords
workpiece
machining
clamping
unit
processing
Prior art date
Application number
PCT/EP2011/005390
Other languages
German (de)
English (en)
Inventor
Francky Gaston Havegeer
Original Assignee
Mubea Systems S.A.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mubea Systems S.A. filed Critical Mubea Systems S.A.
Priority to EP11788767.9A priority Critical patent/EP2635401A1/fr
Publication of WO2012059194A1 publication Critical patent/WO2012059194A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/002—Means to press a workpiece against a guide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2240/00—Machine tools specially suited for a specific kind of workpiece
    • B23Q2240/002—Flat workpieces

Definitions

  • the invention relates to a device for processing a large-format, thin-walled workpiece with at least one machining device, which is arranged for machining at least a portion of the workpiece on a machining side of the workpiece movable relative to the workpiece, and at least one clamping device for at least temporarily Clamping the portion of the workpiece during its machining.
  • a large-sized workpiece should be understood according to the invention, for example, a component from the production of railway cars, aircraft, ships or the like. It is essential that the workpieces to be machined, large-sized workpieces have relatively large dimensions, for example, lengths of about 60 m. In relation to such dimensions, the material thickness of such a workpiece is rather low, which is why these workpieces are referred to as thin-walled in the invention.
  • a machine tool is known with which at least a portion of a large-sized, thin-walled workpiece can be processed.
  • the machine tool has a processing device which can execute relative movements in a main direction to a workpiece held stationary during processing.
  • the processing device on a movably mounted on rails support unit, wherein the rails are aligned parallel and spaced from the main direction.
  • the support unit carries a processing tool driving machining unit, the transversely movable to the main direction of the
  • CONFIRMATION COPY Carrying unit is arranged.
  • the machining of the workpiece section takes place in the machine tool according to DE 691 07 196 T2 from the top of a substantially horizontally arranged workpiece.
  • the processing side thereof within the meaning of the present invention.
  • the carrying unit is held stationary and the processing unit is moved relative to the carrying unit transversely to the main direction in order to be able to carry out certain processing measures on the processing section.
  • the workpiece may be subdivided in two or more in the main direction, which is defined for example by the longitudinal extent of the large-sized, thin-walled workpiece side by side processing sections or even form a single processing section.
  • the processing unit usually comprises a motor spindle for driving a machining tool suitable for a specific machining operation.
  • Machining measures may be according to the invention, for example, milling, drilling, tapping, notching, grinding or sawing.
  • friction stir welding into consideration.
  • a clamping device for clamping the workpiece to be machined is known, for example, from EP 1 555 084 A1.
  • the clamping device has at least two clamping units, of which a first clamping unit on the machining side of the workpiece and a second clamping unit on the opposite side of the machining side of the workpiece is arranged, wherein at least one of two clamping units for clamping the portion of the workpiece to the other clamping unit is mounted to be movable.
  • the portion of the workpiece to be machined is thus clamped during its machining in a manner which reliably prevents vibration of the workpiece during machining.
  • the machining can be carried out using high speeds, which allows a relatively fast machining of the workpiece and the cost-effective use of conventional motor spindles lower power without the life of a appropriately equipped processing device or apparatus for processing a large-sized, thin-walled workpiece is shortened and costly repairs incurred.
  • the large-format, thin-walled workpieces can in the context of the invention, for example, from a relatively thin-walled metal, such as steel or aluminum, made of plastic, a composite material or wood.
  • the invention is not limited to a horizontal orientation of the workpiece to be machined, as required for example in DE 691 07 196 T2. Instead, any orientation of the workpiece is possible. Vibrations of the workpiece occur at every possible alignment of the workpiece and can be prevented equally with each use of the device according to the invention.
  • the second clamping unit on a stationary support on which rests at least the portion to be machined of the workpiece during its processing
  • the first clamping unit comprises a relative to the support movably arranged hold-down, with which the portion of the workpiece during its Machining is at least temporarily pressed from the machining side of the workpiece against the support.
  • the workpiece is preferably aligned substantially horizontally during its machining.
  • the second clamping unit can be relatively simple, for example as a support table or the like, formed and arranged stationary.
  • the hold-down of the first clamping unit can be moved by means of at least one actuator in order to clamp the portion of the workpiece to be machined in a suitable manner.
  • the processing device has a carrying unit and a machining unit arranged movably thereon, wherein relative movements in a main direction can be carried out between the carrying unit and the workpiece.
  • the Carrying unit is formed, for example portal-shaped.
  • the processing unit is arranged in particular transversely to the main direction movable on the support unit. The relative movements between the support unit and the workpiece can be achieved by either moving the support unit relative to the stationarily held workpiece, moving the workpiece relative to the stationarily held support unit or moving both the support unit and the workpiece in the main direction relative to one another become.
  • a further advantageous embodiment of the invention provides that the hold-down is movably arranged on the support unit and extends the support under the entire workpiece.
  • the processing unit is arranged in a processing direction relative to the support unit movable on this, wherein the processing direction is aligned parallel and spaced from the main direction.
  • the hold-down on at least one arranged on a support roller which serves for transmitting power from the carrier to the portion of the workpiece and which rolls during a relative movement between the support unit and workpiece in the main direction on the workpiece.
  • the Hold-down several roles on to clamp the workpiece in its transverse to the main direction arranged width as evenly as possible.
  • this is advantageous if the processing unit is movable relative to the support unit in the machining direction, since the support unit can move to another section of the workpiece to be machined still at the beginning or already towards the end of a processing carried out with the processing unit and ensured in each state of movement is that the workpiece is clamped sufficiently to avoid vibration.
  • the carrier with the role of movement of the support unit is arranged in advance.
  • the roller is arranged on the support via a suspension device, via which the position of the roller relative to the carrier can be varied. This variation can be done in any way. This makes it possible to clamp not only completely planar formed large-sized, thin-walled workpieces in the desired manner.
  • the positions of the rollers relative to the carrier can be adapted individually to the respective shape of a workpiece to be machined, wherein the workpiece may have, for example, in its longitudinal direction extending portions of different material thickness. Even such irregularly shaped workpieces can be clamped uniformly by means of this embodiment of the invention to avoid vibrations.
  • the device has a control by means of which the clamping device can be controlled taking into account information relating to the respective machining of the section of the workpiece. This makes it possible, for example, to control the clamping force exerted on the workpiece by the clamping device and / or to bring a roller holder provided with rollers out of or in contact with the workpiece.
  • Figure 1 a representation of a
  • FIG. 2 shows a further illustration of the exemplary embodiment shown in FIG.
  • FIG. 1 shows an exemplary embodiment of the device 1 according to the invention for processing a large-format, thin-walled workpiece 2.
  • the device 1 has a machining device 3 which is suitable for machining at least one section of the workpiece 2 on the machining side, here the top side of the workpiece 2 is arranged movable to the workpiece 2.
  • the device 1 further comprises a clamping device for at least temporarily clamping the portion of the workpiece 2 during its processing.
  • the clamping device comprises two clamping units 4 and 5, of which a first clamping unit 4 on the machining side of the workpiece 2 and a second clamping unit 5 on the opposite side of the machining side of the workpiece 2 is arranged.
  • the first clamping unit 4 is mounted for clamping the portion of the workpiece 2 to the second clamping unit 5 to be movable.
  • the second clamping unit 5 has a stationary support 6, on which the workpiece 2 rests completely during its machining.
  • the first clamping unit 4 has a hold-down device 7 movably arranged relative to the support 5, with which the section of the workpiece 2 can be pressed against the support 5 at least temporarily from the machining side of the workpiece 2 during its machining.
  • the processing device 3 has a carrying unit 8 carrying a carrying unit 9.
  • the carrying unit 9 is in a perpendicular to the Drawing plane standing main direction relative to the stationary held workpiece 2 movable, whereby between the support unit 9 and the workpiece 2 relative movements in the main direction can be performed.
  • the processing unit 8 is arranged transversely to the main direction movably on the carrying unit 9.
  • the hold-down 7 is arranged on actuators 10 in the vertical direction movable on the support unit 9.
  • the processing unit 8 is arranged movably relative thereto in a processing direction X2 relative to the carrying unit 9, the processing direction X2 being aligned parallel to and spaced from the main direction X1.
  • the holding-down device 7 has a plurality of rollers 12 arranged on a carrier 11, which serve for transmitting power from the carrier 11 to the section of the workpiece 2 and which roll on the workpiece 2 during a movement of the carrying unit 9 in the main direction X1.
  • the rollers 12 are each arranged on the support 11 via a suspension device 13. About the suspension means 13, the positions of the rollers 12 relative to the carrier 11 can be varied according to the arrows shown.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

L'invention porte sur un dispositif (1) destiné à usiner une pièce (2) de grand format, à paroi mince, qui comprend au moins un appareil d'usinage (3) qui est monté mobile par rapport à la pièce (2) pour l'usinage d'au moins un segment de la pièce (2) sur un côté à usiner de la pièce (2), et au moins un appareil de serrage pour serrer au moins temporairement le segment de la pièce (2) pendant son usinage. L'invention a pour objet un usinage rapide et économique d'une pièce de grand format, à paroi mince. A cet effet, l'appareil de serrage présente au moins deux unités de serrage (4, 5) dont une première unité de serrage (4) est disposée sur le côté à usiner de la pièce (2) et une seconde unité de serrage (5) est disposée sur le côté de la pièce (2) qui est à l'opposé du côté à usiner, au moins l'une des deux unités de serrage (4, 5) étant montée pour se déplacer en direction de l'autre unité de serrage (4, 5) pour le serrage du segment de la pièce (2).
PCT/EP2011/005390 2010-11-03 2011-10-26 Dispositif pour usiner une pièce de grand format, à paroi mince WO2012059194A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11788767.9A EP2635401A1 (fr) 2010-11-03 2011-10-26 Dispositif pour usiner une pièce de grand format, à paroi mince

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010050127.1 2010-11-03
DE201010050127 DE102010050127A1 (de) 2010-11-03 2010-11-03 Vorrichtung zum Bearbeiten eines großformatigen, dünnwandigen Werkstücks

Publications (1)

Publication Number Publication Date
WO2012059194A1 true WO2012059194A1 (fr) 2012-05-10

Family

ID=45063084

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/005390 WO2012059194A1 (fr) 2010-11-03 2011-10-26 Dispositif pour usiner une pièce de grand format, à paroi mince

Country Status (3)

Country Link
EP (1) EP2635401A1 (fr)
DE (1) DE102010050127A1 (fr)
WO (1) WO2012059194A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103302518A (zh) * 2013-06-27 2013-09-18 顺天保暖制品（昆山）有限公司 一种避振装置
CN104259883A (zh) * 2014-09-15 2015-01-07 北京卫星制造厂 一种增强薄壁件加工刚性的填充支撑方法
CN107020524A (zh) * 2017-05-11 2017-08-08 合肥波林新材料股份有限公司 一种夹持薄壁套类零件的工装
WO2018235101A1 (fr) * 2017-06-21 2018-12-27 Srinivasan Viswesh Conception de pinces robotiques dynamiques pour usinage à commande numérique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103042405A (zh) * 2012-12-19 2013-04-17 昆山迈致治具科技有限公司 一种夹紧治具
CN106078295A (zh) * 2016-08-25 2016-11-09 菲斯达精密工业部件（苏州）有限公司 用于薄壁易变形铝压铸工件的气锁自适应弹力支撑装置
CN114986192B (zh) * 2022-07-27 2022-10-21 江苏朗鹏洁净技术有限公司 一种洁净风淋室不锈钢焊接处理一体化设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382728A (en) * 1979-10-25 1983-05-10 The Boeing Company Workpiece retaining pressure-foot assembly for orthogonally movable machine tool
DE69107196T2 (de) 1991-04-05 1995-05-24 Torres Martinez M Werkzeugmaschineneinrichtung zum Einspannen und Bearbeiten.
DE10317486A1 (de) * 2003-04-16 2004-11-11 Wassmer Spezialmaschinen Gmbh Vorrichtung mit einem Bohraggregat und einem Fräsaggregat
EP1555084A1 (fr) 2004-01-13 2005-07-20 Mubea Systems, Société Anonyme Machine-outil avec dispositifs de serrage coulissants en longueur avec des moyens moteurs propres
EP1758003A1 (fr) * 2005-08-16 2007-02-28 PRIMA INDUSTRIE S.p.A. Méthode pour la commande de systèmes pourvus d'actionneurs redondants
US20070206997A1 (en) * 2006-03-02 2007-09-06 C.R. Onsrud, Inc. Multiple table routing machine with roller hold-down

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007028934A1 (de) * 2007-06-22 2008-12-24 Trumpf Werkzeugmaschinen Gmbh + Co. Kg Verfahren zur optimierten Bewegungskoordination von Mess-oder Werkzeugmaschinen mit redundanten translatorisch wirksamen Achsen
DE102010050149A1 (de) * 2010-11-03 2012-05-03 Mubea Systems, S.A. Vorrichtung zum Bearbeiten eines großformatigen Werkstücks

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382728A (en) * 1979-10-25 1983-05-10 The Boeing Company Workpiece retaining pressure-foot assembly for orthogonally movable machine tool
DE69107196T2 (de) 1991-04-05 1995-05-24 Torres Martinez M Werkzeugmaschineneinrichtung zum Einspannen und Bearbeiten.
DE10317486A1 (de) * 2003-04-16 2004-11-11 Wassmer Spezialmaschinen Gmbh Vorrichtung mit einem Bohraggregat und einem Fräsaggregat
EP1555084A1 (fr) 2004-01-13 2005-07-20 Mubea Systems, Société Anonyme Machine-outil avec dispositifs de serrage coulissants en longueur avec des moyens moteurs propres
EP1758003A1 (fr) * 2005-08-16 2007-02-28 PRIMA INDUSTRIE S.p.A. Méthode pour la commande de systèmes pourvus d'actionneurs redondants
US20070206997A1 (en) * 2006-03-02 2007-09-06 C.R. Onsrud, Inc. Multiple table routing machine with roller hold-down

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2635401A1 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103302518A (zh) * 2013-06-27 2013-09-18 顺天保暖制品（昆山）有限公司 一种避振装置
CN104259883A (zh) * 2014-09-15 2015-01-07 北京卫星制造厂 一种增强薄壁件加工刚性的填充支撑方法
CN107020524A (zh) * 2017-05-11 2017-08-08 合肥波林新材料股份有限公司 一种夹持薄壁套类零件的工装
WO2018235101A1 (fr) * 2017-06-21 2018-12-27 Srinivasan Viswesh Conception de pinces robotiques dynamiques pour usinage à commande numérique

Also Published As

Publication number Publication date
DE102010050127A1 (de) 2012-05-03
EP2635401A1 (fr) 2013-09-11
DE102010050127A8 (de) 2012-08-02

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