EP2675600A2 - Dispositif de découpe à jet d'eau et procédé de découpe à jet d'eau pour le traitement de pièces tubulaires - Google Patents

Dispositif de découpe à jet d'eau et procédé de découpe à jet d'eau pour le traitement de pièces tubulaires

Info

Publication number
EP2675600A2
EP2675600A2 EP12732768.2A EP12732768A EP2675600A2 EP 2675600 A2 EP2675600 A2 EP 2675600A2 EP 12732768 A EP12732768 A EP 12732768A EP 2675600 A2 EP2675600 A2 EP 2675600A2
Authority
EP
European Patent Office
Prior art keywords
workpiece
water jet
jet cutting
cutting machine
driver
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.)
Withdrawn
Application number
EP12732768.2A
Other languages
German (de)
English (en)
Inventor
Tilo Klett
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2675600A2 publication Critical patent/EP2675600A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
    • B24C1/04—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for treating only selected parts of a surface, e.g. for carving stone or glass
    • B24C1/045—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for treating only selected parts of a surface, e.g. for carving stone or glass for cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/16—Cutting rods or tubes transversely
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F3/00—Severing by means other than cutting; Apparatus therefor
    • B26F3/004—Severing by means other than cutting; Apparatus therefor by means of a fluid jet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0006—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the plate-like or laminated conduits being enclosed within a pressure vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0093—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/005—Other auxiliary members within casings, e.g. internal filling means or sealing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/02—Details of evaporators
    • F25B2339/024—Evaporators with refrigerant in a vessel in which is situated a heat exchanger
    • F25B2339/0241—Evaporators with refrigerant in a vessel in which is situated a heat exchanger having plate-like elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0068—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for refrigerant cycles
    • F28D2021/0071—Evaporators

Definitions

  • the invention relates to a water jet cutting machine for machining tubular workpieces, hereinafter also referred to as workpieces or pipes, in particular for cutting penetrations.
  • a workpiece carrier for positioning the workpiece to be machined and a movable in X-, Y- and often also in the Z direction cutting head.
  • a suitably trained cutting jet is released, with or without added abrasive, which penetrates the workpiece and thus cuts it.
  • the cutting head is usually connected via a boom or a portal with a movable carriage.
  • the movement in the X direction is effected by a longitudinal movement of the carriage, the movement in the Y direction is performed by a method of the cutting head on the boom and the movement in the Z direction is done by a vertical longitudinal movement of the boom relative to the carriage.
  • the cutting head is capable of performing chamfer and trailing compensation by suitable mechanisms.
  • the workpiece to be machined is usually clamped on suitable clamping devices firmly on the workpiece carrier.
  • clamping devices hereinafter also referred to as rotation means.
  • rotation means These cause additional costs.
  • a separate control of the rotational movement must be provided and the rotation means be matched in particular to the length of the tubular workpieces.
  • another receptacle has to be provided at the end opposite the clamping device. It is also particularly disadvantageous that machining in the section of the tubular workpiece which is in engagement with the clamping device is not possible.
  • DE 197 11 512 C1 provides, at least in part, for filling the tubular element with a core.
  • the core to be introduced into the tubular element is designed such that the cutting beam either partially penetrates into the core or is correspondingly reflected and broken by the core.
  • a core for example, plastic, metal or stone, as a solid material or in the form of bulk material, are used.
  • Such introduction of a core into the pipe to be cut disadvantageously requires a complex adjustment of the core in terms of its material and its configuration, depending on the diameter of the tube, the wall ⁇ strength and the resulting necessary energy of the cutting jet.
  • tubular workpiece can also be damaged by the filling egg ⁇ nes granules on the inside ⁇ the.
  • the rotation of the tubular element takes place within the water basin.
  • the use of the means necessary for the rotation also described as rotation means, necessarily has to take place in an environment contaminated by particles separated out from the workpiece and, where appropriate, abrasives. This can lead to the penetration of dirt particles in the rotation means, whereby they pollute and fail under certain circumstances.
  • the object of the invention is therefore, while avoiding the disadvantages of the prior art, to provide a water jet cutting machine for machining rohrformiger workpieces, which prevents unwanted damage to the tubular workpiece and thereby manages without complex rotation means and fixtures.
  • a water jet cutting machine according to the invention for machining rohrformiger workpieces has at least one movable carriage in the X direction with an arranged on this boom.
  • the boom is further associated with a movable in the Y direction cutting head holder for receiving a cutting head.
  • the invention encompasses both the arrangement of a single carriage with a boom arranged on it, and the arrangement of two, opposing and synchronously moving carriage.
  • the boom is designed as a bridge between the two carriages.
  • the invention is characterized in that the water ⁇ jet cutting machine support elements for receiving the workpiece ⁇ piece, and at least one driver are assigned, wherein the driver is engaged with the workpiece and causes a rolling movement of the workpiece on the support elements.
  • the workpiece to be machined itself is not part of the device.
  • the support elements are preferably made of stainless steel, thereby making it on one hand effectively prevents the Aufla ⁇ geiata corroded by the water used and at the other hand, ⁇ any wear caused by the high Wi ⁇ derstandscopy of stainless steel can be reduced.
  • the driver of a device according to the invention is preferably designed so that the distance between the opposing and engaged with the workpiece contact surfaces as closely as possible corresponds to the outer diameter of the workpiece, so that on the one hand the respective position of the workpiece is determined by the driver play and on the other hand the contact between the driver and workpiece to reduce the frictional forces takes place free of contact forces.
  • the positional relationship of the driver to the cutting head in dependence on the respective diameter of the workpiece is preferably set so that the cutting head is exactly above a point of the apex line of the tubular workpiece.
  • the shape of the driver is designed so that between the driver and workpiece a point or line enförmige contact surface is formed.
  • a full-surface concern of the driver on the workpiece and a resulting possibly increased friction between the driver and the workpiece are thus particularly advantageously avoided; There is no relevant influence on the rolling process due to the friction between the driver and the workpiece.
  • the driver can be adapted to different workpiece diameters by means of correspondingly shaped inserts.
  • a water jet cutting machine is particularly advantageous in that no separate means for causing a rotational movement of the workpiece are required.
  • the already performed linear movements of carriages with boom and cutting head holder would be transformed by the driver in a rotational movement of the workpiece.
  • the time-consuming means for providing the rotational movement required by the prior art can be dispensed with.
  • a preferred variant of the invention provides that the driver is arranged on the carriage of the water jet cutting machine such that it executes a, in the movement of the carriage, synchronous movement in the X direction.
  • Such an arrangement of the driver causes a rolling movement of the tubular workpieces parallel to the movement of the carriage in the X direction.
  • the rolling movement of the tubular workpiece represents in the ⁇ sem case during the machining process, the advancing movement of the cutting beam in the X direction.
  • the tube is positioned by the driver so that the cutting jet impinges radially on the tube.
  • the cutting edge produced by the cutting jet always extends radially to the lateral surface of the tube.
  • the driver is assigned to the cutting head holder.
  • Such an assignment of the driver to the cutting head causes the rolling movement of the tubular workpiece parallel to the movement of the cutting head holder in the Y direction.
  • the rolling motion of the tube during the machining operation represents the propelling movement of the cutting beam in the Y direction.
  • the cutting head with respect to the tubular work piece is positioned by the carrier according to the invention that this applies radially on the lateral surface of the tube and thereby a radially extending cutting edge he ⁇ testifies.
  • a further preferred variant of the invention provides that a plurality of drivers are arranged side by side either on the carriage or on the cutting head holder.
  • a water jet cutting machine has a collecting device for catching and weakening the cutting jet.
  • the collecting device is used according to the invention, the
  • Such a collecting device is designed for example as a, the cutting head opposite, water basin.
  • the device according to the device arrangement of the pipe to be machined takes place such that it is completely or at least partially below the water level.
  • the arrangement of the tube takes place in the water basin so that the cutting beam is caught and attenuated by penetrating the lateral surface of the pipe at the designated location, by the corresponding volume of water so far that an unintentional damage to the pipe on the opposite shell side or about further, arranged within the water basin and not directly related to the cutting process elements is prevented.
  • the support elements arranged within a water basin provided according to the invention are protected by their covering with water, in particular against external influences.
  • a collecting device according to the invention can also be designed as a core to be inserted into the tube from a suitable material.
  • a core to be inserted into the tube is formed according to the respective cross-section of the tube so that this within the tube one, the rolling movement of the tube rectified, independent rolling movement performs.
  • the attenuation of the cutting beam energy takes place after the cutting jet has entered the core by a subsequent conversion into frictional energy and thus into heat.
  • the supporting elements of a water jet cutting device according to the invention are formed in an equally advantageous further ⁇ formation such that there is a linear contact area between the edit ⁇ the workpieces and the Auflageeleinenten.
  • a linear contact surface is achieved in particular by the use of tubular or substantially pointed in the direction of the workpieces tapered Auflageelemete.
  • a further particularly advantageous variant of the invention is characterized in that the support elements for the erection would take the tubular workpieces, relative to the cutting head, in the Z direction and thus formed adjustable in height.
  • a thus provided height adjustment of the Auflageele ⁇ elements allows, as a special advantage of such an adjustment of the position of tubular work pieces within the water basin, on the one hand can be omitted Z adjustment of the cutting head and that at the same time the presence of the, necessary for the attenuation of the cutting jet, the volume of water the required jobs is guaranteed.
  • the cutting head facing the lateral surface of the tube can be kept in a particularly simple manner always at the desired level to the water level in the pool and at the desired distance to the cutting head.
  • the inventively provided cutting head holder is formed in a likewise preferred development of the water jet cutting machine in the Z direction and thus adjustable in height relative to the workpiece.
  • the height adjustability of the cutting head holder makes it particularly advantageous to position the cutting head relative to the tubular workpieces such that the cutting beam provided by the cutting head strikes the outer surface of the pipe to be machined at exactly the previously defined distance.
  • the positioning of the cutting head relative to the pipe can be done either by a single start of the processing point on the pipe before the start of the cutting process or by a continuous readjustment of the cutting head in the Z direction.
  • a water jet cutting machine with a suitable device for detecting Sizes the distance between the cutting head and workpiece verse ⁇ hen.
  • the grid is defined so that tubular Maschinenstü ⁇ bridge can be processed with standard diameters.
  • a Z-adjustment within a grid thus allows a particularly advantageous robust, fast and hereby güns ⁇ term adaptability of the invention Wasserstrahlschneid ⁇ machine to various conventional standardized Rohr die ⁇ diameter.
  • the adjustment of cutting head holder and / or support ⁇ elements in the Z direction is made continuously, for example by the use of a spindle drive.
  • a stepless adjustability in the Z direction allows an advantageous adaptation of the cutting head, or the workpiece position also to non-standard pipe diameter.
  • a water jet cutting machine according to the invention is thus quickly and easily adaptable to a wide variety of workpiece diameters.
  • the driver of a water jet cutting machine according to the invention is on the sen, in engagement with the tubular workpiece Surface provided with a coating to reduce the adhesion.
  • Such a coating preferably consists of polytetrafluoroethylene, colloquially also referred to as PTFE or Teflon.
  • the adhesion of the tubular workpiece to the driver is equally prevented in an equally preferred embodiment in that the driver is provided on the, with the tube engaging surface, with movably mounted rollers.
  • the movability of the carriage in X-direction, as well as the movability of the cutting head holder in Y-direction are in a particularly advantageous embodiment of the invention realized by a linear motor.
  • linear motors particularly advantageous accurate positioning of the cutting head over the tubular workpiece is achieved, and effectively reduces the mechanical wear compared to conventional drives such as pinions or racks.
  • the cutting head has, in an equally preferred development, means for chamfering and tracking compensation.
  • manipulators are used, which allow the cutting head to perform an additional rotational movement and thereby compensate for both the Thomasschrägenrise, and the wake of the cutting beam.
  • the invention specifies a method for processing tubular workpieces, which method comprises the following steps: a) placing a tubular workpiece on the support elements
  • the inventive method is carried out in a water-jet ⁇ slitter with water basin as a collecting device, the adjustment of the support elements in process step b) simultaneously causes the filling height of the, water required for receiving the remaining power of the cutting beam in ⁇ nergur of the tubular workpiece.
  • the process steps a) to d) can be in a wide Erbil ⁇ dung of the invention in other sequences.
  • in standardized workpieces can be done adjusting the support elements in the Z direction and / or the advancing of the cutting head in the Z direction before placing the tubular workpiece and making the engagement of the driver.
  • the rolling movement of the tubular workpiece described in method step e) takes place in a first variant when assigning the carriers to the carriage in the X direction.
  • a water jet cutting device for machining tubular workpieces has a carriage 1 which can be moved in the X direction and has a delivery arm 2 arranged on it.
  • the boom 2 is further assigned a, movable in the Y direction, cutting head holder 3 for receiving a cutting head 4.
  • the device For receiving a workpiece 6, the device has a first and second support element 5.1 and 5.2.
  • the support elements 5 are designed so that the workpiece 6 after placing on the support elements 5 is able to perform a rolling movement in the X direction.
  • the support elements 5 are provided with a triangular and the workpiece 6 extending cross-section.
  • a device of the type mentioned at the beginning has a first and a second driver 7.1 and 7.2.
  • the drivers 7 are formed in the embodiment shown here in the form of a, the workpiece 6 partially enclosing, clamp and fixed to the boom 2 of the device.
  • the workpiece 6 towards open side of the driver 7 is adapted to the diameter of the workpiece 6, that the
  • the formation of the carrier 7 in the form of a clamp also makes it possible to work the workpiece 6 unrestrictedly over its entire length by the cutting head 4, since no covering of the workpiece or blocking of the cutting head movement occurs at any relevant point.
  • the drivers 7 Due to the fixed assignment of the driver 7 to the boom 2, the drivers 7 perform during the machining process, a synchronous to the X-movement of the carriage movement.
  • the cutting beam is thus particularly advantageous during the entire machining process, a radially ⁇ to the workpiece center axis running cutting edge generated.
  • a device according to the invention has a collecting device 8 for catching and weakening the
  • the collecting device 8 as a, the cutting head opposite and with water (not shown) filled basin is formed.
  • the support elements 5 are arranged according to the invention below the water level, that the workpiece to be machined 6 is also partially below the water level.
  • the immersion depth of the workpiece 6 in the collecting device 8 is chosen so that the, a machining point on the workpiece 6 opposite region of the workpiece circumferential surface is not damaged by the cutting jet.
  • the volume of the water on the side opposite the machining point of the workpiece 6 must be selected so that the energy of the cutting beam is reduced after penetrating the lateral surface at the processing point to a unkri ⁇ tical level.
  • the supporting elements are designed to be adjustable in the Z-direction by means of a suitable adjusting device (not shown).
  • the boom 2 For setting the distance necessary for an exact cutting process of the cutting head 4 to the lateral surface of the workpiece Piece 6 is the boom 2 also by a suitable adjusting device (not shown) in the 2-direction movable.
  • a water jet cutting device of the invention thus enables a particularly simple and inexpensive machining ⁇ th Ninster workpiece diameter with high security against unwanted damage to the workpiece. 6

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

L'invention concerne un dispositif de découpe à jet d'eau pour le traitement de pièces tubulaires, comportant au moins un chariot coulissant dans la direction X, pourvu d'un bras disposé sur le chariot et d'un porte-tête de découpe disposé sur le bras de façon à coulisser dans la direction Y, destiné à recevoir une tête de découpe. Le dispositif de découpe à jet d'eau comporte également des éléments support pour recevoir la pièce, ainsi qu'au moins un élément d'entraînement, l'élément d'entraînement étant en prise avec la pièce et provoquant un mouvement de roulement de la pièce sur les éléments support. L'invention concerne également un procédé de découpe à jet d'eau pour le traitement de pièces tubulaires, l'entrée en prise des éléments d'entraînement provoquant un mouvement de roulement de la pièce tubulaire, synchrone par rapport au mouvement X ou Y de la tête de découpe, sur les éléments support.
EP12732768.2A 2011-02-15 2012-02-15 Dispositif de découpe à jet d'eau et procédé de découpe à jet d'eau pour le traitement de pièces tubulaires Withdrawn EP2675600A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202011002773U DE202011002773U1 (de) 2011-02-15 2011-02-15 Wasserstrahlschneidmaschine zum Bearbeiten rohrförmiger Werkstücke
PCT/DE2012/000131 WO2012110022A2 (fr) 2011-02-15 2012-02-15 Dispositif de découpe à jet d'eau et procédé de découpe à jet d'eau pour le traitement de pièces tubulaires

Publications (1)

Publication Number Publication Date
EP2675600A2 true EP2675600A2 (fr) 2013-12-25

Family

ID=46509823

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12732768.2A Withdrawn EP2675600A2 (fr) 2011-02-15 2012-02-15 Dispositif de découpe à jet d'eau et procédé de découpe à jet d'eau pour le traitement de pièces tubulaires

Country Status (3)

Country Link
EP (1) EP2675600A2 (fr)
DE (3) DE202011002773U1 (fr)
WO (1) WO2012110022A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112018004857B4 (de) 2017-08-23 2024-03-28 Istanbul Teknik Universitesi Mikrofluidisches system für krebszellen-separation, -erfassung und -medikamentscreening-analysen
CN112809835A (zh) * 2021-03-09 2021-05-18 重庆嘉肯科技有限公司 一种水刀切割机
CN113245768B (zh) * 2021-07-15 2021-09-28 广东寻米科技有限公司 一种双工位板材切割机器人及其工作方法
CN115847169B (zh) * 2022-12-07 2023-08-01 浙江天杰实业股份有限公司 缆线铺设用型材卡槽的自动化定长切割装置及控制方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1481164A (en) * 1973-06-26 1977-07-27 Redpath Dorman Long Ltd Profiling of metals
DE3507923A1 (de) * 1985-03-06 1986-09-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Strahleinrichtung zum entgraten
DE3921296A1 (de) * 1989-06-29 1991-01-10 Lindemann Maschfab Gmbh Verfahren und vorrichtung zum oeffnen von behaeltern
DE4124084A1 (de) * 1991-07-19 1993-01-21 Hoesch Ag Verfahren zum entfernen von auf rohren befindlichen beschichtungen
DE19711512C1 (de) 1997-03-19 1998-10-15 Foracon Maschinen Und Anlagenb Wasserstrahlschneiden von Ausschnitten in Rohrwandungen
US20040043704A1 (en) * 2002-08-30 2004-03-04 Mark Saberton Method and apparatus for high speed cutting
DE102004050155B3 (de) * 2004-10-15 2006-04-13 Knoch, Kern & Co. Vorrichtung zum Schneiden eines rotationssymmetrischen Körpers
DE102005053179B4 (de) * 2005-11-03 2008-06-26 REMS-WERK Christian Föll und Söhne GmbH & Co KG Trennvorrichtung für Werkstücke, wie Rohre, Stangen und dergleichen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2012110022A2 *

Also Published As

Publication number Publication date
DE112012000822A5 (de) 2013-11-07
WO2012110022A3 (fr) 2012-11-08
WO2012110022A2 (fr) 2012-08-23
DE102012002814A1 (de) 2012-08-16
DE202011002773U1 (de) 2012-05-16

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