TW201029747A - Build-up minimizing spray gun tip - Google Patents

Build-up minimizing spray gun tip Download PDF

Info

Publication number
TW201029747A
TW201029747A TW098114720A TW98114720A TW201029747A TW 201029747 A TW201029747 A TW 201029747A TW 098114720 A TW098114720 A TW 098114720A TW 98114720 A TW98114720 A TW 98114720A TW 201029747 A TW201029747 A TW 201029747A
Authority
TW
Taiwan
Prior art keywords
spray
gun
spray gun
thin opening
axis
Prior art date
Application number
TW098114720A
Other languages
English (en)
Inventor
Joseph E Tix
Mark T Weinberger
Christopher J Pellin
Original Assignee
Graco Minnesota Inc
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 Graco Minnesota Inc filed Critical Graco Minnesota Inc
Publication of TW201029747A publication Critical patent/TW201029747A/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
    • B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
    • B05B7/066—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet with an inner liquid outlet surrounded by at least one annular gas outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
    • B05C7/02—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work the liquid or other fluent material being projected
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
    • B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
    • B05B7/0815—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with at least one gas jet intersecting a jet constituted by a liquid or a mixture containing a liquid for controlling the shape of the latter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
    • B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
    • B05B7/0861—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with one single jet constituted by a liquid or a mixture containing a liquid and several gas jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor
    • B08B3/028—Spray guns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
    • B05B15/555—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids discharged by cleaning nozzles

Landscapes

  • Nozzles (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Description

201029747 六、發明說明 【發明所屬之技術領域】 此申請案主張2008年5月13日提出的美國申請案序 號第61 /0 52,83 3號之利益，其內容係據此以引用的方式倂 入本文中。 【先前技術】 φ 特別是用於快速凝結材料、諸如聚氨基甲酸乙酯及聚 脈之應用的噴槍傳統上已易於在該槍之前面積累所噴灑之 材料，這需要藉由該操作員作費力之清洗。 【發明內容】 本發明之目的係防止噴灑材料在噴槍的前表面上之積 累。 本發明利用被強迫經過圍繞該噴灑端的薄開口之高壓 φ 空氣’以消除環繞著該噴槍之前面區域的氣流中之渦流。 沒有此技術，該等渦流自旋朝向該槍之前面區域，將小微 粒帶回至該槍之前面區域，在此它們能夠積累及最後導致 該噴灑圖案。一同心薄開口類似於現今市場上之目前噴灑 塗佈器圍繞該噴灑端，且被引導平行於噴灑之方向。具有 第二同心薄開口，該空氣係在大約55度之角度相對該軸 線或噴灑之方向引導。該等渦流被強迫進一步展開遠離該 槍之前面區域，在此該等渦流不能在該噴槍之前面區域上 沈積該等微粒。 -5- 201029747 此結構之優點係該噴槍之前面區域的手動清洗間之時 間能被加長或消除。這允許操作員更有效率。 本發明之這些及其他目的與優點將由以下會同所附圖 面所作成之敘述而更充分地顯現，其中遍及該等數個視圖 之相像參考字母意指相同或類似之零件。 【實施方式】 在本發明之噴灑端組件中，大致上爲10之組件包括 一外殻12、一帶螺紋地附接至外殼12之制動環14、及一 氣帽16，該氣帽具有錐形面及圍繞一噴灑端18，該噴灑 端在其中具有一流體通道20，該流體通道沿著該尖端18 之軸線縱向地延伸。一通道26供給加壓空氣至該尖端組 裝10，在此其能經過同心地繞著尖端18之二開口離開。 該第一同心開口 22係形成於尖端18及該氣帽16中的中 心開口之間。於該較佳具體實施例中，該開口 22之寬度 係大約.005吋。第二同心開口 24係形成於制動環14及氣 帽16之間，且於該較佳具體實施例中具有大約.015吋之 寬度。亦於該較佳具體實施例中，氣帽16之錐形面16a 相對藉由通道20所形成之軸線具有大約55度的角度（在 圖1中標以A)，且該氣帽16之中心由該噴灑端18之尖 端向後隔開大約.3 02吋之距離（在圖1中標以B)。 本發明利用被強迫經過圍繞該噴灑端的薄開口之高壓 空氣，以消除環繞著該噴槍之前面區域的氣流中之渦流。 沒有此技術，該等渦流自旋朝向該槍之前面區域，將小微 -6 - 201029747 後導致 前噴灑 。具有 對該軸 遠離該 區域上 ，而不 利範圍 粒帶回至該槍之前面區域，在此它們能夠積累及最 該噴灑圖案。一同心薄開口類似於現今市場上之目 塗佈器圍繞該噴灑端，且被引導平行於噴灑之方向 第二同心薄開口，該空氣係在大約55度之角度相 線或噴灑之方向引導。該等渦流被強迫進一步展開 槍之前面區域，在此該等渦流不能在該噴槍之前面 沈積該等微粒。 φ 其係意圖可對該噴槍尖端作成各種變化及修改 會由本發明之精神及範圍脫離，如藉由以下申請專 所界定者。 【圖式簡單說明】 圖1係具體化本發明的噴槍之前端的橫截面圖 【主要元件符號說明】 1 〇 :組件 Φ 12:外殼 1 4 :制動環 1 6 :氣帽 16a :錐形面 18 :噴灑端 2〇 :流體通道 22 :開口 24 :開口 26 :通道 -7-

Claims (1)

  1. 201029747 七、申請專利範圍 1. 一種噴槍，用於快速凝結複數成分之材料，且具 有一噴灑端及一第一同心薄開口，該噴灑端具有一軸線’ 以及該第一同心薄開口圍繞該噴灑端，以平行於該軸線引 導空氣，其改良包括在該第一同心薄開口外側之第二同心 薄開口，以在相對該軸線大約55度之角度引導空氣。
TW098114720A 2008-05-13 2009-05-04 Build-up minimizing spray gun tip TW201029747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5283308P 2008-05-13 2008-05-13

Publications (1)

Publication Number Publication Date
TW201029747A true TW201029747A (en) 2010-08-16

Family

ID=41318998

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098114720A TW201029747A (en) 2008-05-13 2009-05-04 Build-up minimizing spray gun tip

Country Status (9)

Country Link
US (1) US20110068201A1 (zh)
EP (1) EP2276579B1 (zh)
JP (1) JP2011520602A (zh)
KR (1) KR20110011674A (zh)
CN (1) CN102026732B (zh)
AU (1) AU2009246735B2 (zh)
ES (1) ES2515540T3 (zh)
TW (1) TW201029747A (zh)
WO (1) WO2009140081A1 (zh)

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Also Published As

Publication number Publication date
ES2515540T3 (es) 2014-10-29
AU2009246735A1 (en) 2009-11-19
EP2276579B1 (en) 2014-07-16
WO2009140081A1 (en) 2009-11-19
AU2009246735B2 (en) 2014-02-20
US20110068201A1 (en) 2011-03-24
CN102026732A (zh) 2011-04-20
EP2276579A4 (en) 2012-10-31
JP2011520602A (ja) 2011-07-21
KR20110011674A (ko) 2011-02-08
EP2276579A1 (en) 2011-01-26
CN102026732B (zh) 2015-04-01

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