WO2017140471A1 - Pompe à vide - Google Patents

Pompe à vide Download PDF

Info

Publication number
WO2017140471A1
WO2017140471A1 PCT/EP2017/051594 EP2017051594W WO2017140471A1 WO 2017140471 A1 WO2017140471 A1 WO 2017140471A1 EP 2017051594 W EP2017051594 W EP 2017051594W WO 2017140471 A1 WO2017140471 A1 WO 2017140471A1
Authority
WO
WIPO (PCT)
Prior art keywords
vacuum pump
controller
valve
control
electric motor
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.)
Ceased
Application number
PCT/EP2017/051594
Other languages
German (de)
English (en)
Inventor
Guido Spix
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.)
Multivac Sepp Haggenmueller GmbH and Co KG
Original Assignee
Multivac Sepp Haggenmueller GmbH and Co KG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=57906619&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2017140471(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Multivac Sepp Haggenmueller GmbH and Co KG filed Critical Multivac Sepp Haggenmueller GmbH and Co KG
Priority to CN201790000589.2U priority Critical patent/CN209370101U/zh
Priority to EP17701691.2A priority patent/EP3417175B1/fr
Priority to ES17701691T priority patent/ES2907576T3/es
Publication of WO2017140471A1 publication Critical patent/WO2017140471A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/068—Mechanical details of the pump control unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/40—Electric motor
    • F04C2240/403—Electric motor with inverter for speed control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/808—Electronic circuits (e.g. inverters) installed inside the machine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/81—Sensor, e.g. electronic sensor for control or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps

Definitions

  • the invention relates to the field of vacuum pumps.
  • the invention relates to a vacuum pump with an integrated control.
  • Vacuum pumps such as rotary vane pumps or screw pumps have three-phase motors as a drive and their start-up control is realized via an electrical circuit by means of contactors in a control box. Valves provided between the vacuum pump and the tool to be evacuated in packaging machines are operated by control of the packaging machine. Information about processes, errors or necessary maintenance of the vacuum pump is not available.
  • a vacuum pump according to the invention for a packaging machine comprises an electric motor, a pressure generator unit and a housing.
  • the vacuum pump is characterized in that a control is provided in or on the housing of the vacuum pump.
  • the suitability for use in a packaging machine has the vacuum pump, in particular, if it is able to evacuate the volume of typical sealing or molding tools such packaging machines within seconds of normal pressure to a vacuum of, for example 10mbar or even 5mbar.
  • the control in the housing of the vacuum pump
  • the control is located in that part of the housing of the vacuum pump which surrounds at least the pressure generating unit and optionally also the electric motor, alternatively the control may be provided "on the housing of the vacuum pump”;
  • the controller may be connected, for example in the form of a (terminal) box with the outside of the housing of the vacuum pump.
  • the controller is preferably designed at least as a start-up control and / or circuit of the electric motor.
  • the controller is connected via a bus line for data transfer with a machine control of the packaging machine, both to be able to control the electric motor by means of the machine control or a separate button on a control panel and also to transfer data from the control of the vacuum pump to a machine control to this data to view or evaluate.
  • the bus line preferably data for diagnosis and / or maintenance to the machine control can be transmitted, wherein the data measured values of at least one sensor include, for example, the engine temperature or oil level, which was previously read on a sight glass on the housing or was to control ,
  • the vacuum pump has at least one sensor, preferably a vibration sensor, an oil level sensor, a temperature sensor, a flow sensor and / or a vacuum sensor.
  • a vibration sensor preferably a vibration sensor, an oil level sensor, a temperature sensor, a flow sensor and / or a vacuum sensor.
  • the controller has a frequency control for the electric motor, which is designed as a three-phase motor, or the controller has a servo control for the electric motor, wherein this is designed as a servomotor.
  • energy is saved by the speed of the electric motor is reduced when no vacuum requirement exists and would possibly be evacuated against a closed valve.
  • the power can also be adapted to the need for an evacuation process by means of the speed change in order to increase the evacuation performance.
  • the controller is preferably connectable to at least one valve to switch the valve by means of the controller.
  • a shut-off valve is provided in particular on a suction side of the vacuum pump. This is particularly advantageous in carrying out a gassing operation in a thermoforming packaging machine by means of pure oxygen, to prevent the suction of pure oxygen into the pressure generator unit, since there would be the danger of an explosion. With this design, a cost-intensive special design of such a vacuum pump can be dispensed with.
  • An embodiment as an electrically operable valve allows a packaging machine with a vacuum pump that requires no compressed air and only has an electrical supply.
  • the vacuum pump according to the invention is preferably a screw pump or a rotary vane pump.
  • Figure 1 a schematic representation of a thermoforming packaging machine and a vacuum pump according to the invention.
  • thermoforming packaging machine 1 shows a schematically illustrated packaging machine in the form of a thermoforming packaging machine 1 with a control cabinet 2 and a machine control 3, the machine control 3 comprising a display and input device 4 and a start button 5.
  • the thermoforming packaging machine 1 has a forming station 6 with a molding tool 7 to deep draw a film web. It also includes a sealing station 8 with a sealing tool 9 to evacuate and / or aerate the interior of a deep-drawn product-filled well before sealing a lid sheet onto the wells to produce an airtight package.
  • a thermoforming packaging machine of this type is disclosed for example in DE 10 2010 019 634 B3.
  • Fig. 1 also shows schematically (and considerably enlarged in relation to the packaging machine 1) a vacuum pump 10 according to the invention, preferably a screw pump or rotary vane pump, which comprises an electric motor 1 1 as a drive for a pressure generator unit 12.
  • the electric motor 1 1 can also be designed as a three-phase motor or servomotor and the pressure generator unit 12 generates a negative pressure at a suction side 13 of the vacuum pump 10.
  • the vacuum pump 10 has a housing 14 in which a controller 15 is provided, and the controller 15 is connected to the engine controller 3 via a bus line 16. Via this bus line 16 data and control commands between the controllers 3, 15 can be transmitted.
  • a power line 30 supplies the controller 15 with at least the electrical energy that is provided for the operation of the electric motor 1 1.
  • the power line 16 may also be provided for the supply of a processor and switching elements in the controller 15.
  • the controller 15 is connected by means of at least one control line 17 to a valve 18 on the suction side 13 of the vacuum pump 10.
  • the valve 18 may be disposed within the housing 14 or on the housing 14 on the suction side 13.
  • the valve 18 may be provided as a shut-off valve.
  • the valve 18 may include a servomotor 19, which is connected via the controller 15 by means of a control line 20, and operated to produce different cross sections in a vacuum line 21 can.
  • the vacuum line 21 connects the vacuum pump 10 with the sealing tool 9 and / or with the molding tool 7.
  • the vacuum pump 10 has an oil level sensor 22 which is connected to the controller 15 to detect and evaluate the current oil level or below an assumed oil level of a ⁇ lbads the pressure generator unit 12 of the controller 15 and, if necessary, a message to the machine control 3, which is displayed on the display device 4 to the operator of the packaging machine 1.
  • a vacuum sensor 24 or a flow sensor 25 may be provided on the suction side 13 in order to be able to process the detected measured values in the controller 15 for controlling or controlling the electric motor 11 and / or the valve 18. In order to save energy and to reduce the load on both the electric motor 1 1 and the pressure generator unit 12, controls the controller 15, the speed of the electric motor 1 1 corresponding to the running in the packaging machine 1 processes.
  • a temperature sensor 26 monitors the temperature of the winding of the electric motor and the controller 15 is configured to turn off the electric motor 1 1 in case of failure.
  • the controller 15 has a servo control for a servomotor as the electric motor 1 1. It is also conceivable that the controller 15 has a frequency control for a three-phase motor as an electric motor 1 1.
  • the controller 15 may also include a motor control and / or startup control for the electric motor 1 1, which is preferably designed as a three-phase motor.
  • the space requirement in the cabinet 2 can be reduced by eliminating circuits with contactors and wiring.
  • the values of the sensors can all be forwarded via the bus line 16 to the machine control 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Vacuum Packaging (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

L'invention concerne une pompe à vide (10) pour une machine d'emballage (1), la pompe à vide (10) comprenant un moteur électrique (11), un ensemble générateur de pression (12) et un carter (14). La pompe à vide (10) est caractérisée en ce qu'une commande (15) est placée dans ou sur le carter (14) de la pompe à vide (10).
PCT/EP2017/051594 2016-02-19 2017-01-26 Pompe à vide Ceased WO2017140471A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201790000589.2U CN209370101U (zh) 2016-02-19 2017-01-26 真空泵和包装机
EP17701691.2A EP3417175B1 (fr) 2016-02-19 2017-01-26 Machine d'emballage avec pompe à vide
ES17701691T ES2907576T3 (es) 2016-02-19 2017-01-26 Máquina de envasado con bomba de vacío

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016102954.8 2016-02-19
DE102016102954.8A DE102016102954A1 (de) 2016-02-19 2016-02-19 Vakuumpumpe

Publications (1)

Publication Number Publication Date
WO2017140471A1 true WO2017140471A1 (fr) 2017-08-24

Family

ID=57906619

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/051594 Ceased WO2017140471A1 (fr) 2016-02-19 2017-01-26 Pompe à vide

Country Status (5)

Country Link
EP (1) EP3417175B1 (fr)
CN (1) CN209370101U (fr)
DE (1) DE102016102954A1 (fr)
ES (1) ES2907576T3 (fr)
WO (1) WO2017140471A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3686432A1 (fr) * 2020-03-27 2020-07-29 Pfeiffer Vacuum Technology AG Pompe à vide
EP4663951A1 (fr) * 2024-06-14 2025-12-17 Busch Produktions GmbH Procede de fonctionnement d'une pompe a vide, ainsi qu'une pompe a vide a deux entrees et une sortie concues a cet effet, leur utilisation et les machines d'emballage sous vide equipees de cette pompe

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3133650B1 (fr) * 2022-03-21 2024-03-01 Pfeiffer Vacuum Pompe à vide

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410903A1 (de) 1994-03-29 1995-10-05 Leybold Ag System mit Vakuumpumpe, Meßgerät sowie Versorgungs-, Steuer-, Bedienungs- und Anzeigeeinrichtungen
EP1681469A1 (fr) * 2003-10-21 2006-07-19 Nabtesco Corporation Pompe a vide seche rotative
DE102010019634B3 (de) 2010-05-06 2011-11-17 Multivac Sepp Haggenmüller Gmbh & Co. Kg Schneideinrichtung für eine Verpackungsmaschine
DE102011108092A1 (de) * 2011-07-19 2013-01-24 Multivac Sepp Haggenmüller Gmbh & Co. Kg Reinigungsverfahren und -system für Vakuumpumpe
US20130259717A1 (en) * 2010-12-10 2013-10-03 Ateliers Busch Sa Vacuum pump for applications in vacuum packaging machines
DE202015003927U1 (de) * 2015-05-29 2015-07-13 Oerlikon Leybold Vacuum Gmbh Steuerungselektronik für eine Vakuumpumpe sowie Vakuumpumpe

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4315165A1 (de) 1993-05-07 1994-11-10 Leybold Ag Vakuumpumpe
JP4218756B2 (ja) 2003-10-17 2009-02-04 株式会社荏原製作所 真空排気装置
CN101111680B (zh) 2005-04-08 2010-12-01 株式会社荏原制作所 真空泵自诊断方法、真空泵自诊断系统以及真空泵中央监控系统
DE102005038357A1 (de) * 2005-08-11 2007-02-15 Multivac Sepp Haggenmüller Gmbh & Co. Kg Verpackungsmaschine mit wenigstens einem Pneumatikantrieb
DE102006058843A1 (de) * 2006-12-13 2008-06-19 Pfeiffer Vacuum Gmbh Vakuumpumpe
DE102008024461A1 (de) * 2008-05-21 2009-12-10 Multivac Sepp Haggenmüller Gmbh & Co. Kg Verpackungsmaschine mit einer Bearbeitungsstationssteuereinheit
FR2947309A1 (fr) * 2009-06-26 2010-12-31 Alcatel Lucent Procede de prediction d'une defaillance de la rotation du rotor d'une pompe a vide et dispositif de pompage associe
ES2528011T3 (es) * 2012-07-24 2015-02-03 Multivac Sepp Haggenmüller Gmbh & Co. Kg Procedimiento de evacuación para máquina de envasado
JP6121817B2 (ja) 2013-07-01 2017-04-26 ホシザキ株式会社 真空包装機

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410903A1 (de) 1994-03-29 1995-10-05 Leybold Ag System mit Vakuumpumpe, Meßgerät sowie Versorgungs-, Steuer-, Bedienungs- und Anzeigeeinrichtungen
EP1681469A1 (fr) * 2003-10-21 2006-07-19 Nabtesco Corporation Pompe a vide seche rotative
DE102010019634B3 (de) 2010-05-06 2011-11-17 Multivac Sepp Haggenmüller Gmbh & Co. Kg Schneideinrichtung für eine Verpackungsmaschine
US20130259717A1 (en) * 2010-12-10 2013-10-03 Ateliers Busch Sa Vacuum pump for applications in vacuum packaging machines
DE102011108092A1 (de) * 2011-07-19 2013-01-24 Multivac Sepp Haggenmüller Gmbh & Co. Kg Reinigungsverfahren und -system für Vakuumpumpe
DE202015003927U1 (de) * 2015-05-29 2015-07-13 Oerlikon Leybold Vacuum Gmbh Steuerungselektronik für eine Vakuumpumpe sowie Vakuumpumpe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3686432A1 (fr) * 2020-03-27 2020-07-29 Pfeiffer Vacuum Technology AG Pompe à vide
EP4663951A1 (fr) * 2024-06-14 2025-12-17 Busch Produktions GmbH Procede de fonctionnement d'une pompe a vide, ainsi qu'une pompe a vide a deux entrees et une sortie concues a cet effet, leur utilisation et les machines d'emballage sous vide equipees de cette pompe

Also Published As

Publication number Publication date
CN209370101U (zh) 2019-09-10
EP3417175B1 (fr) 2021-12-01
DE102016102954A1 (de) 2017-08-24
ES2907576T3 (es) 2022-04-25
EP3417175A1 (fr) 2018-12-26

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