KR970069152A - Dispersion system for powder spraying device - Google Patents

Dispersion system for powder spraying device Download PDF

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Publication number
KR970069152A
KR970069152A KR1019970012981A KR19970012981A KR970069152A KR 970069152 A KR970069152 A KR 970069152A KR 1019970012981 A KR1019970012981 A KR 1019970012981A KR 19970012981 A KR19970012981 A KR 19970012981A KR 970069152 A KR970069152 A KR 970069152A
Authority
KR
South Korea
Prior art keywords
powder
air
control air
inlet
outlet
Prior art date
Application number
KR1019970012981A
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Korean (ko)
Inventor
에나르 알베르트
라스-에릭 요한손
군터 뵈르너
요한 니엔부르그
안톤 푸하네
Original Assignee
클라우스 루프레크트
에이비비 리서치 리미티드
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
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Application filed by 클라우스 루프레크트, 에이비비 리서치 리미티드 filed Critical 클라우스 루프레크트
Publication of KR970069152A publication Critical patent/KR970069152A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/025Discharge apparatus, e.g. electrostatic spray guns
    • B05B5/03Discharge apparatus, e.g. electrostatic spray guns characterised by the use of gas, e.g. electrostatically assisted pneumatic spraying
    • B05B5/032Discharge apparatus, e.g. electrostatic spray guns characterised by the use of gas, e.g. electrostatically assisted pneumatic spraying for spraying particulate materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00Processes for applying liquids or other fluent materials
    • B05D1/02Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/04Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C19/00Apparatus specially adapted for applying particulate materials to surfaces
    • B05C19/008Accessories or implements for use in connection with applying particulate materials to surfaces; not provided elsewhere in B05C19/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00Processes for applying liquids or other fluent materials
    • B05D1/02Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/12Applying particulate materials

Abstract

본 발명은 분말운(15)을 분말 분무 장치에서 분출시키기 위한 공정 및 장치에 관련된다. 또한 큰 분말운(15)과 양호한 정전기 대전을 위해서, 제어 공기(6)가 축상 분무 방향으로 분산 장치(1)를 통해 흐르는 분말/공기 흐름(16)을 향하는 접선 방향으로 흐르도록 제안된다. 배출구(12) 방향으로 분말/공기 흐름(16)의 나선형 가속이동이 달성된다.The present invention relates to a process and apparatus for ejecting a powder cloud (15) in a powder spraying device. It is also proposed that the control air 6 flows in a tangential direction towards the powder / air stream 16 flowing through the dispersing device 1 in the axial spray direction, for a large powder cloud 15 and good electrostatic charging. Helical acceleration of the powder / air stream 16 in the direction of the outlet 12 is achieved.

Description

분말 분무 장치용 분산 시스템Dispersion system for powder spraying device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (11)

분말/공기 혼합물로 구성되며, 정전기 분말 도장에 사용되는 분말 분무 장치에서 분출되는 분말운을 형성하기 위한 방법에 있어서, 분말/공기 혼합체(16)는 중공체(3)내부를 축상 분무 방향으로 흘러 통과하며, 압축 공기는 제어 공기(6)가 분말/공기 흐름(16)이 접선 방향으로 지향되는 것과 같이 접선 방향으로 지향되고 분말/공기 흐름(16)에 축상 모멘트에 추가하여 접선 방향 모멘트를 부여하여, 분말운(15)을 형성하기 위한 분말/공기 흐름(16)의 확대가 촉진되는 것을 특징으로 하는 분말은 형성 방법.In a method for forming a powder cloud composed of a powder / air mixture and ejected from a powder spraying apparatus used for electrostatic powder coating, the powder / air mixture 16 flows inside the hollow body 3 in the axial spray direction. Passing through, the compressed air is directed tangentially such that the control air 6 is oriented tangentially to the powder / air stream 16 and imparts a tangential moment in addition to the axial moment in the powder / air stream 16. Thereby enlarging the powder / air stream (16) for forming the powder cloud (15). 제1항에 있어서, 상기 제어 공기(6)는 다수의 점에서 접선 방향으로 분말/공기 흐름(16)상에 지향되고 다수의 제어 공기의 흐름으로 분할되는 것을 특징으로 하는 분말운 형성 방법.2. Method according to claim 1, characterized in that the control air (6) is directed on the powder / air stream (16) in a tangential direction at a plurality of points and divided into a plurality of flows of control air. 분말/공기 혼합물(8,16)로 구성되고, 정전기 분말 도장에 사용되는 분말 분무 장치에서 분출하는 분말운(15)을 형성하기 위한 분산 장치(1)에 있어서, 중공체(3)는, 가)분무 방향으로 축상에 배치된 분말/공기 흐름(16)용 유입구(11)와, 나)제어 공기(6)가 분말/공기 흐름(16)상으로 접선 방향으로 지향되어 통과하는 벽(4,18)에 형성된 다수의 드릴 구멍(5)과; 다)제어 공기(6)에 의해 회전 운동을 제공하는 분말/공기 흐름(16)용 배출구(12)을 구비하는 것을 특징으로 하는 분산 장치.In the dispersion apparatus 1 which forms the powder cloud 15 which consists of the powder / air mixture 8 and 16 and ejects from the powder spraying apparatus used for electrostatic powder coating, the hollow body 3 is Inlet 11 for powder / air flow 16 arranged on the axis in the spraying direction, and b) a wall through which the control air 6 is directed in a tangential direction on the powder / air stream 16 and passes therethrough. A plurality of drill holes 5 formed in 18); C) a dispensing device, characterized in that it comprises an outlet (12) for powder / air flow (16) which provides rotational motion by the control air (6). 제3항에 있어서, 상기 중공체(3)는 제어 공기(6,9)의 유입을 위해 벽에 드릴 구멍(5)을 가지는 파이프(4)로써 설계된 것을 특징으로 하는 분산 장치.4. Dispersion device according to claim 3, characterized in that the hollow body (3) is designed as a pipe (4) with a drill hole (5) in the wall for the introduction of control air (6,9). 제3항에 있어서, 상기 중공체(3)는 제어 공기의 유입 공간에 사용하기 위한 드릴 구멍을 가진 원뿔의 형태로 설계되었으며, 분말/공기 흐름의 유입구는 측면에서 더 작은 직경을 가지는 것을 특징으로 하는 분산장치.4. The hollow body (3) according to claim 3, wherein the hollow body (3) is designed in the form of a cone with a drill hole for use in the inlet space of the control air, characterized in that the inlet of the powder / air flow has a smaller diameter on the side. Disperser made. 제3항 내지 제5항중 어느 한 항에 있어서, 상기 분산 장치는 이중 벽 설계이며 제어 공기(6)는 벽 사이의 외측 챔버(7,19)내부로 유입되며, 상기 공기는 내측벽(4,18)에서 다수의 드릴 구멍(5)을 통해 분말/공기 흐름(16)상으로 접선 방향으로 유도되는 것을 특징으로 하는 분산 장치.6. The dispersing device according to any one of claims 3 to 5, wherein the dispersing device is of double wall design and control air (6) is introduced into the outer chamber (7, 19) between the walls and the air is introduced into the inner wall (4, 6). Dispersion apparatus characterized in that it is directed in a tangential direction on a powder / air flow (16) through a plurality of drill holes (5) in 18). 제3항 내지 제5항중 어느 한 항에 있어서, 평면노즐이 배출구(12)상에, 예를 들어 파이프(4)상에 끼워 넣을 수 있는 것을 특징으로 하는 분산 장치.6. Dispersion device as claimed in any one of claims 3 to 5, characterized in that the plane nozzle can be fitted on the outlet (12), for example on a pipe (4). 제3항 내지 제5항중 어느 한 항에 있어서, 상기 배출구(12)는 중공체(3)의 깔대기 모양 확대부로써 설계된 것을 특징으로 하는 분산 장치.6. Dispersion device according to any one of claims 3 to 5, characterized in that the outlet (12) is designed as a funnel enlargement of the hollow body (3). 제3항 내지 제5항중 어느 한 항에 있어서, 분말/공기 혼합물(8,16)을 위한 유입구(11)로부터 비교적 짧은 거리에서, 축 방향 및 제어 공기(6)를 위한 유입점(5)의 상류까지, 매우 작은 배플(10)이 배치되며, 상기 배플에 의해서 분말/공기 흐름(16)의 확대와 접선 방향으로 유입되는 제어 공기(6)의 개선된 효과가 달성되는 것을 특징으로 하는 분산 장치.6. The method according to claim 3, wherein at a relatively short distance from the inlet 11 for the powder / air mixture 8, 16, the inlet 5 for the axial direction and the control air 6. 7. Upstream, a very small baffle 10 is arranged, characterized in that an expansion effect of the powder / air flow 16 and an improved effect of the control air 6 introduced in the tangential direction are achieved by the baffle. . 정전기 분말 도장에 사용할 수 있는 분말운을 형성하고, 분말/공기 혼합물로 구성되며, 분말 분무 장치에서 분출시키기 위한 분산 장치(1)에 있어서, 가)분무 방향으로 축상으로 분산 장치(1)내로 유입되는 분말/공기 흐름(16)이 통과하는 노즐(11)을 가지는 유입구와; 나)원뿔형 끝에 분말/공기 흐름(16)이 충돌하고 배출구(12)를 향해 원뿔 표면을 따라 지향되는 원뿔 모양의 배플(10)과, 다)분말/공기 흐름(16)이 배출구(12)로 유도되어 통과하는 원형 틈(3)을 형성하는 배플(17)의 원뿔 표면에서 거리를 두고 위치하는 깔때기 모양의 유도부의 벽(18)과; 라)분무 방향으로 주로 접선 방향으로 제어 공기(6)가 유입되어 통과하며, 배출구를 향해 흐르는 분말/공기 흐름(16)을 나선형 운동을 발생시키는 다수의 드릴 구멍(22)을 가지는 노즐(11)영역에 배치된 원형 덕트(20)를 구비하는 것을 특징으로 하는 분산 장치.In the dispersing apparatus (1) for forming a powder cloud which can be used for electrostatic powder coating, consisting of a powder / air mixture, and ejecting from the powder spray apparatus, a) flows into the dispersing apparatus (1) axially in the spraying direction An inlet having a nozzle 11 through which the powder / air flow 16 to be passed; B) a conical baffle (10) colliding with the powder / air stream (16) at the conical end and directed along the conical surface towards the outlet (12); and c) the powder / air stream (16) is directed to the outlet (12). A wall 18 of a funnel-shaped induction part located at a distance from the conical surface of the baffle 17 to form a guided circular gap 3; D) a nozzle 11 having a plurality of drill holes 22 for injecting and passing the control air 6 in the spray direction mainly in the tangential direction and for generating a helical motion of the powder / air stream 16 flowing towards the outlet; Dispersion device characterized in that it has a circular duct (20) disposed in the area. 제10항에 있어서, 원형 덕트(20)를 통한 제어 공기의 유입 또는 상기 제어 공기의 유입에 추가하여, 제어 공기(6)의 접선 방향 유입은 유도벽(18)의 드릴 구멍(5)에 의해 가능해지는 것을 특징으로 하는 분산 장치.11. The method of claim 10, wherein in addition to the inlet of the control air through the circular duct 20 or the inlet of the control air, the tangential inlet of the control air 6 is caused by the drill hole 5 of the guide wall 18. Dispersion apparatus characterized by the above-mentioned. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970012981A 1996-04-10 1997-04-09 Dispersion system for powder spraying device KR970069152A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19614192A DE19614192A1 (en) 1996-04-10 1996-04-10 Dispersing system for a powder spraying device
DE19614192.3 1996-04-10

Publications (1)

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KR970069152A true KR970069152A (en) 1997-11-07

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KR1019970012981A KR970069152A (en) 1996-04-10 1997-04-09 Dispersion system for powder spraying device

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EP (1) EP0800868B1 (en)
JP (1) JP4018192B2 (en)
KR (1) KR970069152A (en)
DE (2) DE19614192A1 (en)
DK (1) DK0800868T3 (en)
ES (1) ES2131421T3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20010654A1 (en) * 2001-03-28 2002-09-28 Ines Urbani ELECTROSTATIC PAINTING DEVICE WITH LINEAR DUST EMISSION THROUGH A DOUBLE SLIT OF ANY LENGTH FOR US
DE10138917A1 (en) 2001-08-08 2003-03-06 Itw Gema Ag powder spraycoating
DE10261978B3 (en) * 2002-01-18 2004-11-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Powder spray pistol for electrostatic coating of objects produces mechanically and/or electrostatically controllable powder mist
US6874712B2 (en) * 2002-09-27 2005-04-05 Abb Inc. Swirl gun for powder particles

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2879003A (en) * 1956-09-24 1959-03-24 Finn Equipment Company Nozzles for spraying aqueous solutions containing a high percentage of solids
FR92033E (en) * 1967-03-22 1968-09-13 Sames Mach Electrostat New and improved device for electrostatic powder coating of objects
DE1475162A1 (en) * 1964-11-28 1969-01-23 Sem Bjarne Injection mouthpiece
US3310240A (en) * 1965-01-07 1967-03-21 Gen Motors Corp Air atomizing nozzle
IT992150B (en) * 1973-05-29 1975-09-10 Turbosol A I Srl SPRAYING HEAD OF CEMENTITIOUS MIXTURES FOR THE MECHANICAL APPLICATION OF PLASTERS
US3901184A (en) * 1974-07-23 1975-08-26 Continental Can Co Pneumatic powder flow diverting device
US3940061A (en) * 1974-09-16 1976-02-24 Champion Spark Plug Company Electrostatic spray gun for powder coating material
DE2923451C2 (en) * 1979-06-09 1986-10-16 Ransburg-Gema AG, St. Gallen Method and device for spray-coating objects with powder
DE3014133C2 (en) * 1980-04-12 1984-04-19 Ransburg-Gema AG, 9015 St.Gallen Device for atomizing powder
DE3242362A1 (en) * 1982-11-16 1984-05-17 Hestermann, Gerhard, 7990 Friedrichshafen Process and apparatus for directed application of pulverulent coating materials
DE3644849A1 (en) * 1986-03-13 1987-09-17 Gema Ransburg Ag Electrostatic spray device for coating powder
GB8704749D0 (en) * 1987-02-28 1987-04-01 Hirt Combustion Eng Atomiser
DE3725672A1 (en) * 1987-08-03 1989-02-16 Marresearch Pressurised air blower hand gun
FR2660215B1 (en) * 1990-04-02 1995-07-21 Stein Industrie PULP DISPERSION LANCE.
US5297733A (en) * 1991-09-16 1994-03-29 Plastic Flamecoat Systems, Inc. Flame spray gun
US5322222A (en) * 1992-10-05 1994-06-21 Lott W Gerald Spiral jet fluid mixer

Also Published As

Publication number Publication date
EP0800868B1 (en) 1999-03-03
EP0800868A1 (en) 1997-10-15
JP4018192B2 (en) 2007-12-05
ES2131421T3 (en) 1999-07-16
DK0800868T3 (en) 1999-10-04
JPH1034028A (en) 1998-02-10
DE59700097D1 (en) 1999-04-08
DE19614192A1 (en) 1997-10-16

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