HRP20180419T1 - 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

Info

Publication number
HRP20180419T1
HRP20180419T1 HRP20180419TT HRP20180419T HRP20180419T1 HR P20180419 T1 HRP20180419 T1 HR P20180419T1 HR P20180419T T HRP20180419T T HR P20180419TT HR P20180419 T HRP20180419 T HR P20180419T HR P20180419 T1 HRP20180419 T1 HR P20180419T1
Authority
HR
Croatia
Prior art keywords
high pressure
valve
pipe
cutting head
crankshaft
Prior art date
Application number
HRP20180419TT
Other languages
Croatian (hr)
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 HRP20180419T1 publication Critical patent/HRP20180419T1/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/12Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, 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
    • F04B49/08Regulating by delivery pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26Perforating by non-mechanical means, e.g. by fluid jet

Landscapes

  • 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)

Claims (6)

1. Postupak rada uređaja za rezanje vodenim mlazom, sa pumpom visokog tlaka (1) povezanom sa posudom (5) za vodu, imajući mnoštvo klipova (2), i sa cijevi pod visokim tlakom (7) povezanom na pumpu visokog tlaka (1), koja je povezana sa glavom za rezanje (8), preko ventila (11) glave za rezanje, pri čemu se, za proces rezanja, klipovi (2) pumpe visokog tlaka (1) pokreću preko radilice (3) pomoću pogona za generiranje visokog tlaka, u cijevi (7) visokog tlaka i ventila glave za rezanje (11), koji je otvoren, naznačen time da se na kraju procesa rezanja, pumpa visokog tlaka (1) zaustavlja prilikom zatvaranja ventila (11) glave za rezanje, pri čemu se tlak u cijevi pod visokim tlakom (8) održava pomoću servo-motora (4) pogonom putem radilice (3), a na početku procesa rezanja se vrši ponovo pokretanje prilikom otvaranja ventila (11) glave za rezanja, pomoću servo-motora (4) pogonom putem radilice (3).1. Operation procedure of a water jet cutting device, with a high pressure pump (1) connected to a water tank (5) having a plurality of pistons (2), and with a high pressure pipe (7) connected to the high pressure pump (1). , which is connected to the cutting head (8), through the valve (11) of the cutting head, whereby, for the cutting process, the pistons (2) of the high pressure pump (1) are driven via the crankshaft (3) by means of the high pressure generating drive pressure, in the high pressure pipe (7) and the valve of the cutting head (11), which is open, indicated that at the end of the cutting process, the high pressure pump (1) stops when the valve (11) of the cutting head is closed, whereby the pressure in the high-pressure pipe (8) is maintained using the servo-motor (4) driven by the crankshaft (3), and at the beginning of the cutting process it is restarted when the valve (11) of the cutting head is opened, using the servo-motor (4) ) driven by the crankshaft (3). 2. Postupak prema patentnom zahtjevu 1, naznačen time da tlak u cijevi (7) pod visokim tlakom, može biti smanjen na unaprijed određenu vrijednost, prije otvaranje ventila (11) glave za rezanje.2. The method according to patent claim 1, characterized in that the pressure in the pipe (7) under high pressure can be reduced to a predetermined value, before opening the valve (11) of the cutting head. 3. Postupak prema patentnom zahtjevu 1 ili 2, naznačen time što je cijev (7) pod visokim tlakom povezana na povratnu cijev (19) uz pomoć podesivog ventila (18) za smanjenje tlaka.3. The method according to patent claim 1 or 2, characterized in that the pipe (7) under high pressure is connected to the return pipe (19) with the help of an adjustable valve (18) for reducing the pressure. 4. Postupak prema patentnom zahtjevu 2 i 3, naznačen time što se tlak u cijevi (7) pod visokim tlakom može smanjiti uz pomoć ventila (18) za smanjenje tlaka, podesivog prema unaprijed utvrđenoj vrijednosti.4. The method according to patent claims 2 and 3, characterized in that the pressure in the pipe (7) under high pressure can be reduced with the help of a pressure reduction valve (18), adjustable according to a predetermined value. 5. Uređaj za rezanje vodenim mlazom pogonjen radilicom (3), sa pogonskom pumpom visokog tlaka (1), povezan sa posudom za vodu(5), imajući mnoštvo potisnih klipova (2), pri čemu su klipovi (2) pogonjeni pomoću radilice 3), i sa cijevi (7) pod visokim tlakom, povezano sa pumpom visokog tlaka (1), koja je zatvorena preko ventila (11) glave za rezanje, na glavi za rezanje (8), naznačen time da pogon pumpe visokog tlaka (1) obuhvaća servo-motor (4) sa servo konvertorom (13) pokrećući radilicu (3), koja se može uključiti u odgovoru na aktivaciju ventila (11) glave za rezanje kao i time da je, za cijev (7) pod visokim tlakom, osigurana kontrola servo konvertorom (13) povezanim regulatorom (15), koji je sa jedne strane povezan na podešivač (16) određene točke, a sa druge strane na regulator (17) stvarne vrijednosti, tako da se na kraju procesa rezanja pumpa visokog tlaka (1) zaustavlja putem servo-motora (4) pogonom preko radilice (3) prilikom zatvaranja ventila (11) glave za rezanje, uz održavanje tlaka u cijevi pod visokim tlakom (8) i na početku procesa rezanja se restartira putem servo-motora (4) pogonom preko radilice (3) tokom otvaranja ventila (11) glave za rezanje.5. A water jet cutting device driven by a crankshaft (3), with a high pressure drive pump (1), connected to a water tank (5), having a plurality of thrust pistons (2), wherein the pistons (2) are driven by a crankshaft 3 ), and with a pipe (7) under high pressure, connected to a high pressure pump (1), which is closed via the valve (11) of the cutting head, on the cutting head (8), indicated that the drive of the high pressure pump (1 ) comprises a servo-motor (4) with a servo-converter (13) driving the crankshaft (3), which can be turned on in response to the activation of the valve (11) of the cutting head as well as that, for the tube (7) under high pressure, control is ensured by a servo converter (13) connected to a regulator (15), which is connected on the one hand to the adjuster (16) of a certain point, and on the other hand to the regulator (17) of the actual value, so that at the end of the cutting process the high pressure pump ( 1) stops via the servo-motor (4) driven by the crankshaft (3) when closing the valve (11) of the cutting head, while maintaining depressurization in the high-pressure pipe (8) and at the beginning of the cutting process it is restarted by means of the servo-motor (4) driven by the crankshaft (3) during the opening of the valve (11) of the cutting head. 6. Uređaj prema patentnom zahtjevu 5, naznačen time da je cijev (7) pod visokim tlakom, povezana na povratnu cijev (19) uz pomoć podesivog ventila (18) za redukciju tlaka.6. Device according to patent claim 5, characterized in that the pipe (7) is under high pressure, connected to the return pipe (19) with the help of an adjustable valve (18) for pressure reduction.
HRP20180419TT 2014-10-20 2018-03-09 Method for operating a facility for waterjet cutting and facility for water jet cutting HRP20180419T1 (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
HRP20180419T1 true HRP20180419T1 (en) 2018-04-20

Family

ID=54330681

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP20180419TT HRP20180419T1 (en) 2014-10-20 2018-03-09 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
DE69528272T2 (en) * 1994-06-24 2003-07-10 Electro Res Internat Pty Ltd Metal glass cutter 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
CN103154532B (en) * 2010-09-13 2016-03-16 泰克铌水刀有限公司 Superpressure pump

Also Published As

Publication number Publication date
PL3012075T3 (en) 2018-09-28
EP3012075B1 (en) 2017-12-13
EP3012075A1 (en) 2016-04-27
DK3012075T3 (en) 2018-03-19
AT515943B1 (en) 2016-01-15
AT515943A4 (en) 2016-01-15
RS57018B1 (en) 2018-05-31
HUE036924T2 (en) 2018-08-28
NO3012075T3 (en) 2018-05-12
SI3012075T1 (en) 2018-04-30
ES2662858T3 (en) 2018-04-10

Similar Documents

Publication Publication Date Title
HRP20180419T1 (en) Method for operating a facility for waterjet cutting and facility for water jet cutting
WO2018075034A8 (en) Controlled stop for a pump
SA516380234B1 (en) Methods and Apparatus to Partial Stroke Test Valves Using Pressure Control
AU2015261544B2 (en) Operating method for a pump, in particular for a multiphase pump, and pump
EP3012453A3 (en) Hydraulic drive for a pressure tranducer
MX350893B (en) Desalination system with energy recovery and related pumps, valves and controller.
GB2535393A (en) Well intervention tool and method
EP2924312A3 (en) Coupling assembly, motor vehicle power train and coupling control method
MX2020012456A (en) Drive method and drive device for fluid pressure cylinder.
PH12016502289A1 (en) Method for controlling a pump arrangement
EP2613058A3 (en) Système hydraulique
EP3115602A3 (en) Hydraulic transmission, power generating apparatus of renewable-energy type, and method of operating the same
MX2016013632A (en) Variable stroke direct injection fuel pump system and computer-implemented method to operate the system.
AU2016285300B2 (en) Hydraulic drive multi-element cryogenic pump
CL2017002217A1 (en) System and method for water treatment.
EP3287591A3 (en) Distibuted control system for well application
WO2016188441A3 (en) Electronic toilet capable of implementing switching between cold water and hot water, and control method
MX2016015042A (en) Method for expanding a gas flow and device thereby applied.
WO2014124790A3 (en) Steam-temperature control device for a gas- and steam turbine plant
EP3336350A3 (en) High pressure plunger pump and method for interrupting a fluid flow
RU2576951C2 (en) Gas evacuation method for disconnected section of gas pipeline
MX2016014577A (en) Fuel system improvements with high pressure pump for welder generators.
EP2891795A3 (en) Hydraulic transmission, wind turbine power generating apparatus, and operation control method
WO2017176567A8 (en) System with remotely controlled, pressure actuated tank valve
TH167405A (en) Methods for shutting down pumps including pump station alignment systems