SI3012075T1 - Method for operating a facility for waterjet cutting and facility for water jet cutting - Google Patents

Method for operating a facility for waterjet cutting and facility for water jet cutting Download PDF

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Publication number
SI3012075T1
SI3012075T1 SI201530200T SI201530200T SI3012075T1 SI 3012075 T1 SI3012075 T1 SI 3012075T1 SI 201530200 T SI201530200 T SI 201530200T SI 201530200 T SI201530200 T SI 201530200T SI 3012075 T1 SI3012075 T1 SI 3012075T1
Authority
SI
Slovenia
Prior art keywords
high pressure
cutting
cutting head
crankshaft
line
Prior art date
Application number
SI201530200T
Other languages
Slovenian (sl)
Inventor
Andreas Perndorfer
Ewald Perndorfer
Daniel Paster
Original Assignee
Andreas Perndorfer
Ewald Perndorfer
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 Andreas Perndorfer, Ewald Perndorfer filed Critical Andreas Perndorfer
Publication of SI3012075T1 publication Critical patent/SI3012075T1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/12—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)

Description

Original document published without description

Claims (6)

Postopek za poganjanje postrojenja za rezanje z vodnim curkom in postrojenje za rezanje z vodnim curkom Patentni zahtevkiMethod for propulsion of a water jet cutting unit and a water jet cutting machine Patent claims 1. Postopek za poganjanje postrojenja za rezanje z vodnim curkom z visokotlačno črpalko (1), ki ima več potopnih batov (2) in je priključena na vsebnik (5) z vodo, in z visokotlačnim vodom (7), priključenim na visokotlačno črpalko (1), ki je na rezalno glavo (8) priključen preko ventila (11) rezalne glave, pri čemer se za rezalni proces potopni bati (2) visokotlačne črpalke (1) poganjajo s pogonom preko ročične gredi (3) za ustvarjanje tlaka v visokotlačnem vodu (7) in ventil (11) rezalne glave se odpre, označen s tem, da se na koncu rezalnega procesa visokotlačna črpalka (1) med zapiranjem ventila (11) rezalne glave ob ohranjanju tlaka v visokotlačnem vodu (8) ustavi s servomotorjem (4) pogona preko ročične gredi (3) in se na začetku rezalnega procesa zopet zažene med odpiranjem ventila (11) rezalne glave s servomotorjem (4) pogona preko ročične gredi (3).A method for propulsion of a water jet cutting machine with a high pressure pump (1) having several submersible pistons (2) and connected to the container (5) with water, and by a high pressure line (7) connected to a high pressure pump ( 1) which is connected to the cutting head (8) via the cutting head valve (11), wherein for the cutting process, the dipping pistons (2) of the high pressure pump (1) are driven by a drive through the crankshaft (3) for generating pressure in the high pressure the water (7) and the cutting head valve (11) are opened, characterized in that at the end of the cutting process, the high pressure pump (1) is stopped by a servo motor during the closing of the cutting head valve (11) while maintaining the pressure in the high pressure line (8) 4) is actuated via the crankshaft (3) and is restarted at the beginning of the cutting process when the cutting head valve (11) is opened with the servomotor (4) of the actuator via the crankshaft (3). 2. Postopek po zahtevku 1, označen s tem, da je moč tlak v visokotlačnem vodu (7) pred odprtjem ventila (11) rezalne glave znižati na vnaprej podano vrednost.Method according to claim 1, characterized in that the pressure in the high pressure line (7) can be lowered to a predetermined value before opening the cutting head valve (11). 3. Postopek po zahtevku 1 ali 2, označen s tem, da je visokotlačni vod (7) preko nastavljivega ventila (18) za znižanje tlaka priključen na povratni vod (19).Method according to claim 1 or 2, characterized in that the high pressure line (7) is connected to the return line (19) via the adjustable pressure relief valve (18). 4. Postopek po zahtevku 2 in 3, označen s tem, da je moč tlak v visokotlačnem vodu (7) znižati z ventilom (18) za znižanje tlaka, ki ga je moč nastaviti na vnaprej podano vrednost.Method according to Claims 2 and 3, characterized in that the pressure in the high pressure line (7) can be lowered by a pressure reduction valve (18), which can be adjusted to a predetermined value. 5. Postrojenje za rezanje z vodnim curkom z ročično gredjo (3), s pogonom, z visokotlačno črpalko (1), ki jo je moč gnati, ki ima več potopnih batov (2), priključenih na vsebnik (5) z vodo, pri čemer potopne bate (2) pogon poganja preko ročične gredi (3), in z visokotlačnim vodom (7), ki je priključen na visokotlačno črpalko (1) in ki je na rezalno glavo (8) priključen preko ventila (11) rezalne glave, označeno s tem, da pogon visokotlačne črpalke (1) obsega servomotor (4) s servopretvornikom (13), ki ga je moč preklapljati v odvisnosti od proženja ventila (11) rezalne glave in ki poganja ročično gred (3), jn da je za krmiljenje servopretvornika (13) predviden regulator (15), ki je na eni strani priključen na dajalnik (16) želene vrednosti in na drugi strani na dajalnik (17) dejanske vrednosti za tlak v visokotlačnem vodu (7), tako da se na koncu rezalnega procesa visokotlačna črpalka (1) med zapiranjem ventila (11) rezalne glave ob ohranjanju tlaka v visokotlačnem vodu (8) ustavi s servomotorjem (4) pogona preko ročične gredi (3) in se na začetku rezalnega procesa zopet zažene med odpiranjem ventila (11) rezalne glave s servomotorjem (4) pogona preko ročične gredi (3).A water jet cutting machine with a crank shaft (3), driven by a high-pressure pump (1) which can be driven by a plurality of submersible pistons (2) connected to the container (5) with water, in wherein the immersion piston is actuated by the crankshaft (3) and the high pressure line (7) connected to the high pressure pump (1) and connected to the cutting head (8) via the cutting head valve (11) characterized in that the actuator of the high pressure pump (1) comprises a servomotor (4) with a servomotor (13) which can be switched depending on the actuation of the cutting head valve (11) and which drives the crankshaft (3), i.e. The controller of the servomotor (13) is provided with a regulator (15) connected to the encoder (16) of the desired value on one side and on the other side to the actual pressure value in the high pressure line (7), so that at the end of the cutting The process of the high pressure pump (1) during closing the valve (11) of the cutting head while maintaining the pressure in the high it stops the water line (8) with the servomotor (4) of the drive via the crankshaft (3) and restarts at the start of the cutting process again while opening the cutting head valve (11) with the servomotor (4) of the drive via the crankshaft (3). 6. Postrojenje po zahtevku 5, označeno s tem, da je visokotlačni vod (7) preko nastavljivega ventila (18) za znižanje tlaka priključen na povratni vod (19).A plant as claimed in claim 5, characterized in that the high pressure line (7) is connected to the return line (19) via the adjustable pressure relief valve (18).
SI201530200T 2014-10-20 2015-10-31 Method for operating a facility for waterjet cutting and facility for water jet cutting SI3012075T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50747/2014A AT515943B1 (en) 2014-10-20 2014-10-20 Method for operating a plant for water jet cutting and installation for water jet cutting
EP15190372.1A EP3012075B1 (en) 2014-10-20 2015-10-19 Method for operating a facility for waterjet cutting and facility for water jet cutting

Publications (1)

Publication Number Publication Date
SI3012075T1 true SI3012075T1 (en) 2018-04-30

Family

ID=54330681

Family Applications (1)

Application Number Title Priority Date Filing Date
SI201530200T SI3012075T1 (en) 2014-10-20 2015-10-31 Method for operating a facility for waterjet cutting and facility for water jet cutting

Country Status (10)

Country Link
EP (1) EP3012075B1 (en)
AT (1) AT515943B1 (en)
DK (1) DK3012075T3 (en)
ES (1) ES2662858T3 (en)
HR (1) HRP20180419T1 (en)
HU (1) HUE036924T2 (en)
NO (1) NO3012075T3 (en)
PL (1) PL3012075T3 (en)
RS (1) RS57018B1 (en)
SI (1) SI3012075T1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT519687A1 (en) * 2017-03-01 2018-09-15 Bft Gmbh Fluid jet or water jet cutter
DE102018102153A1 (en) * 2018-01-31 2019-08-01 Hammelmann GmbH Device for processing a workpiece
DE102018124978A1 (en) * 2018-10-10 2020-04-16 Alfred Kärcher SE & Co. KG Apparatus and method for providing pressurized fluid to multiple consumers
AT524763A1 (en) 2021-03-09 2022-09-15 Bft Gmbh Device and method for the controlled supply of high-pressure fluid

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT380422B (en) * 1984-04-25 1986-05-26 Ver Edelstahlwerke Ag LIQUID JET CUTTER
US5799688A (en) * 1990-12-20 1998-09-01 Jetec Company Automatic flow control valve
US6176437B1 (en) * 1993-10-15 2001-01-23 Mona Skannerup Blast gun for compressed air
ATE224581T1 (en) * 1994-06-24 2002-10-15 Electro Res Internat Pty Ltd METAL GLASS CUTTING APPARATUS AND METHOD
JP3995227B2 (en) * 1999-01-21 2007-10-24 株式会社スギノマシン Liquid pressurizer
AT413086B (en) * 2000-01-31 2005-11-15 Franz Perndorfer 2-AXIS WATERJET SLICER
JP2005230921A (en) * 2004-02-17 2005-09-02 Disco Abrasive Syst Ltd Water jet machining device
JP4473599B2 (en) * 2004-02-23 2010-06-02 株式会社ディスコ Water jet processing equipment
JP4288223B2 (en) * 2004-10-18 2009-07-01 株式会社ソディック Method for processing arbitrary shape on workpiece made of conductive material and composite processing apparatus
WO2012034165A1 (en) * 2010-09-13 2012-03-22 Techni Waterjet Pty Ltd Ultra high pressure pump

Also Published As

Publication number Publication date
AT515943A4 (en) 2016-01-15
NO3012075T3 (en) 2018-05-12
DK3012075T3 (en) 2018-03-19
HUE036924T2 (en) 2018-08-28
EP3012075B1 (en) 2017-12-13
RS57018B1 (en) 2018-05-31
AT515943B1 (en) 2016-01-15
PL3012075T3 (en) 2018-09-28
ES2662858T3 (en) 2018-04-10
EP3012075A1 (en) 2016-04-27
HRP20180419T1 (en) 2018-04-20

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