JP6434675B2 - 静電塗装機 - Google Patents
静電塗装機 Download PDFInfo
- Publication number
- JP6434675B2 JP6434675B2 JP2018500153A JP2018500153A JP6434675B2 JP 6434675 B2 JP6434675 B2 JP 6434675B2 JP 2018500153 A JP2018500153 A JP 2018500153A JP 2018500153 A JP2018500153 A JP 2018500153A JP 6434675 B2 JP6434675 B2 JP 6434675B2
- Authority
- JP
- Japan
- Prior art keywords
- atomizing head
- rotary atomizing
- coating machine
- shaping air
- air ejection
- 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.)
- Active
Links
- 238000009503 electrostatic coating Methods 0.000 title claims description 45
- 238000007493 shaping process Methods 0.000 claims description 112
- 239000003973 paint Substances 0.000 claims description 99
- 239000002245 particle Substances 0.000 claims description 81
- 239000011248 coating agent Substances 0.000 claims description 51
- 238000000576 coating method Methods 0.000 claims description 51
- 230000002093 peripheral effect Effects 0.000 claims description 46
- 239000000463 material Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 9
- 238000010422 painting Methods 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 description 11
- 238000012986 modification Methods 0.000 description 11
- 238000000889 atomisation Methods 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 8
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005686 electrostatic field Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/04—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces
- B05B5/0426—Means for supplying shaping gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/04—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces
- B05B5/0403—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces characterised by the rotating member
- B05B5/0407—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces characterised by the rotating member with a spraying edge, e.g. like a cup or a bell
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
- B05B5/0533—Electrodes specially adapted therefor; Arrangements of electrodes
Landscapes
- Electrostatic Spraying Apparatus (AREA)
Description
2 塗装機支持体
3 エアモータ
3C 回転軸
4 回転霧化頭
4D 放出端縁(前端)
6,81,91 外部電極部材
6A,81A,91A 外部電極支持筒体
6C,81C,91C 電極
7 内側カバー部材(カバー部材)
8 外側カバー部材(カバー部材)
9 シェーピングエア噴出部材
9B 外周面
9D 前面部位(前側部位)
10 第1のエア噴出孔(エア噴出孔)
12 第2のエア噴出孔(エア噴出孔)
14,31,41,51,61,71,92 シールド部材
14A 前面部
15 被塗物
18,19,20,23,24 電気力線
81B,91B 電極棒
D 回転霧化頭の放出端縁の直径寸法
E シールド部材の直径寸法
L 回転霧化頭の放出端縁とシールド部材との軸方向の距離寸法
Claims (8)
- 接地電位に保持され、圧縮エアが供給されることにより回転軸を回転するエアモータと、
前記回転軸の前側に設けられると共に接地電位に保持された筒状体からなり、前記エアモータによって回転する間に供給された塗料を前端の放出端縁から噴霧する回転霧化頭と、
前記回転霧化頭よりも後側に位置して前記エアモータの外周側に設けられ複数個の電極に負の高電圧が印加されることによって前記回転霧化頭の前記放出端縁から噴霧された塗料粒子を負の電位に帯電させる外部電極部材と、
導電性材料を用いて筒状に形成されると共に前端が前記回転霧化頭の長さ方向の中間部位に位置する状態で前記回転霧化頭の外周側に配置され、前記前端に前記回転霧化頭から噴霧された塗料粒子に向けてシェーピングエアを噴出する多数個のエア噴出孔が周方向の全周に亘って設けられたシェーピングエア噴出部材とを含んで構成された静電塗装機において、
前記シェーピングエア噴出部材の前側部位の外径側には、径方向に延びる円環状体からなり、前記外部電極部材の各電極から前記回転霧化頭に向かう電気力線を遮蔽するシールド部材が設けられたことを特徴とする静電塗装機。 - 前記シールド部材は、前記シェーピングエア噴出部材の外周側から径方向の外向きに延びる円環状の部材として形成されてなる請求項1に記載の静電塗装機。
- 前記シールド部材は、前記シェーピングエア噴出部材と一体に形成され、前記シェーピングエア噴出部材を介して接地電位に保持されてなる請求項1に記載の静電塗装機。
- 前記シールド部材は、前記シェーピングエア噴出部材と別個に設けられた導電性材料からなり、前記シェーピングエア噴出部材の外周側に電気的に接続された状態で取付けられてなる請求項1に記載の静電塗装機。
- 前記エアモータの外周側には、前記エアモータを取囲み、かつ前記エアモータよりも後方に延びた塗装機支持体が設けられ、
前記外部電極部材は、前記塗装機支持体の外周側に設けられ絶縁性樹脂材料からなる環状の外部電極支持筒体と、該外部電極支持筒体の前側に周方向に配列された前記電極とにより構成されてなる請求項1に記載の静電塗装機。 - 前記外部電極部材と前記シェーピングエア噴出部材との間には、絶縁性材料によって筒状に形成され、前記エアモータを取囲むカバー部材が設けられてなる請求項1に記載の静電塗装機。
- 前記シールド部材の直径寸法Eは、前記回転霧化頭の前記放出端縁の直径寸法Dに対し、1.4D≦E≦3.0Dである請求項1に記載の静電塗装機。
- 前記回転霧化頭の前記放出端縁と前記シールド部材の前面部との間の軸方向の距離寸法Lは、1mm≦L≦50mmである請求項1に記載の静電塗装機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016029862 | 2016-02-19 | ||
JP2016029862 | 2016-02-19 | ||
PCT/JP2017/005518 WO2017141963A1 (ja) | 2016-02-19 | 2017-02-15 | 静電塗装機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017141963A1 JPWO2017141963A1 (ja) | 2018-04-26 |
JP6434675B2 true JP6434675B2 (ja) | 2018-12-05 |
Family
ID=59625168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018500153A Active JP6434675B2 (ja) | 2016-02-19 | 2017-02-15 | 静電塗装機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10576483B2 (ja) |
EP (1) | EP3417946B1 (ja) |
JP (1) | JP6434675B2 (ja) |
CN (1) | CN108136420B (ja) |
WO (1) | WO2017141963A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101634298B1 (ko) * | 2016-01-20 | 2016-06-30 | 박상은 | 더블 벨컵 |
JP6745987B2 (ja) * | 2017-08-18 | 2020-08-26 | アーベーベー・シュバイツ・アーゲーABB Schweiz AG | 静電塗装機 |
US12109581B2 (en) * | 2021-05-28 | 2024-10-08 | Graco Minnesota Inc. | Rotory bell atomizer shaping air configuration and air cap apparatus |
JP7449438B1 (ja) | 2023-09-14 | 2024-03-13 | アーベーベー・シュバイツ・アーゲー | 回転霧化頭型塗装機 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3635401A (en) * | 1969-10-27 | 1972-01-18 | Gourdine Coating Systems Inc | Electrostatic spraying methods and apparatus |
JPS58109152A (ja) * | 1981-12-22 | 1983-06-29 | Toyota Motor Corp | 塗装方法 |
US4761299B1 (en) * | 1987-03-31 | 1997-04-01 | Ransburg Corp | Method and apparatus for electrostatic spray coating |
JPH067709A (ja) * | 1992-06-25 | 1994-01-18 | Toyota Motor Corp | 回転霧化静電塗装装置 |
JP2830683B2 (ja) * | 1992-09-11 | 1998-12-02 | トヨタ自動車株式会社 | 回転霧化静電塗装装置 |
EP0767005B1 (en) | 1995-04-06 | 2002-12-18 | Abb K.K. | Rotary atomizing head type coating machine |
DE10202711A1 (de) | 2002-01-24 | 2003-07-31 | Duerr Systems Gmbh | Zerstäuber für die elektrostatische Serienbeschichtung von Werkstücken |
JP3870794B2 (ja) * | 2002-02-04 | 2007-01-24 | 日産自動車株式会社 | 回転霧化塗装装置 |
JP4745934B2 (ja) * | 2006-09-27 | 2011-08-10 | Abb株式会社 | 静電塗装装置 |
JP2008188505A (ja) * | 2007-02-01 | 2008-08-21 | Honda Motor Co Ltd | 回転霧化塗布装置及び回転霧化塗布方法 |
KR20150013602A (ko) | 2012-06-06 | 2015-02-05 | 에이비비 가부시키가이샤 | 정전 도장 장치 |
KR20150013608A (ko) * | 2012-06-06 | 2015-02-05 | 에이비비 가부시키가이샤 | 정전 도장 장치 |
DE102012021218A1 (de) * | 2012-10-27 | 2014-04-30 | Volkswagen Aktiengesellschaft | Lackiervorrichtung und Verfahren zum Betrieb einer Lackiervorrichtung |
-
2017
- 2017-02-15 WO PCT/JP2017/005518 patent/WO2017141963A1/ja active Application Filing
- 2017-02-15 EP EP17753219.9A patent/EP3417946B1/en active Active
- 2017-02-15 CN CN201780003521.4A patent/CN108136420B/zh active Active
- 2017-02-15 JP JP2018500153A patent/JP6434675B2/ja active Active
- 2017-02-15 US US15/750,343 patent/US10576483B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JPWO2017141963A1 (ja) | 2018-04-26 |
CN108136420A (zh) | 2018-06-08 |
US10576483B2 (en) | 2020-03-03 |
WO2017141963A1 (ja) | 2017-08-24 |
CN108136420B (zh) | 2020-05-22 |
EP3417946A4 (en) | 2019-10-02 |
US20180221896A1 (en) | 2018-08-09 |
EP3417946B1 (en) | 2021-08-11 |
EP3417946A1 (en) | 2018-12-26 |
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