TWI296943B - Discharge nozzle washing apparatus - Google Patents

Discharge nozzle washing apparatus Download PDF

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Publication number
TWI296943B
TWI296943B TW095114287A TW95114287A TWI296943B TW I296943 B TWI296943 B TW I296943B TW 095114287 A TW095114287 A TW 095114287A TW 95114287 A TW95114287 A TW 95114287A TW I296943 B TWI296943 B TW I296943B
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Taiwan
Prior art keywords
liquid
peripheral surface
outer peripheral
nozzle
rotating drum
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TW095114287A
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Chinese (zh)
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TW200719978A (en
Inventor
Masanori Kouda
Takashi Kuroki
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Chugai Ro Kogyo Kaisha Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/55Arrangements 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

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  • Coating Apparatus (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Description

、1296943 九、發明說明: 【相關之申請案】 本申請係根據日本專利申請案號2005-337940號而主 張優先權者。 、【發明所屬之技術領域】 本發明係關於一種使用於洗淨喷出嘴的喷出嘴洗淨裝 置者’該噴出嘴係設在將各種塗布液塗布在玻璃、樹脂薄 _膜、金屬箱等各種被塗布體之塗布裝置。尤其,關於一種 從設在上述喷出嘴前端部之形成開縫狀的喷出口,將塗布 液仏、、、a到被塗布體以進行塗布後,到進行下一塗布之間, 將設有噴出口的喷出嘴前端部予以洗淨之喷出嘴洗淨裝 置。 、 【先前技術】 以往,於製造電漿顯示器面板、有機電激發光顯示器 面板’液晶顯示器面板等時,藉由塗布裝置進行將各塗^ 液塗布在玻璃、樹脂薄膜、金屬箔等各種被塗布體。 然後,此種塗布裝置係使用一般從設在喷出嘴前端部 的開縫狀噴出口,將塗布液供給到被塗布體者。 此處’於如上述之塗布裝置中,進行從上述嘴出嘴依 ,將塗布液供給到多數被塗布體以進行塗布時,於 業和塗布作業之間的待機時間,存在於上 部 的塗布液會乾燥而使其濃度上升。 萬一 然後,如此在存在於喷出嘴前端部的液 升之狀態下,進行下一……士 “ 文之/辰度上 仃下塗布作業日守,會有因高濃度化之塗 318071 5 1296943 或產生膜裂開之 布f在被”财生錢㈣布不均勻 囚此</ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> <RTIgt; [Technical Field] The present invention relates to a discharge nozzle cleaning device for cleaning a discharge nozzle, which is provided by coating various coating liquids on glass, a resin thin film, and a metal case. A coating device for various coated bodies. In particular, a coating liquid is formed from a discharge port formed in a slit shape at a tip end portion of the discharge nozzle, and the coating liquid is applied to the object to be coated to be coated, and then the next coating is performed. A nozzle cleaning device for cleaning the front end portion of the discharge port of the discharge port. [Prior Art] Conventionally, when a plasma display panel, an organic electroluminescence display panel, a liquid crystal display panel, or the like is manufactured, each coating liquid is applied to various coatings such as glass, a resin film, and a metal foil by a coating device. body. Then, in such a coating apparatus, the coating liquid is supplied from the slit-shaped discharge port provided at the tip end portion of the discharge nozzle to the object to be coated. Here, in the coating apparatus as described above, when the coating liquid is supplied to a plurality of objects to be coated for coating, the coating liquid existing in the upper portion and the coating liquid are present in the upper portion. It will dry and increase its concentration. Then, in the state where the liquid is present in the front end portion of the discharge nozzle, the next one is carried out, and the coating operation is performed on the upper and lower sides of the coating, and there is a high concentration of the coating 318071 5 1296943 or the cloth that cracked the film f was in the "problem money (four) cloth unevenly prisoner

光前如曰本專利公M 示’揭示有—種將旋轉滾筒八,:10147號公報所 内之洗淨液中,於進 #刀貝在收容於洗淨槽 出口的嗔出㈣t 布作業前,使設有開縫狀喷 ㈣出洗淨液突出的旋轉滾筒之外周面,從 •化之外:r__ 度 1去除周面,^從喷出嘴前端部 .有塗布液:旋喷淋嘴將洗淨液喷出至供給 周面的塗布Μ除保持在該旋轉滾筒外 種將如上、十、 於上述公報中,亦揭示有一 淨辨肉述之方式被去除之塗布液和洗淨液收容在上述洗 Μ ’使收容在該洗淨槽内之包含塗布液和洗淨液之液 1 %,並噴射至旋轉滾筒外周面之技術。 但疋,如上述方式從喷淋嘴將洗淨液喷出至供給有涂 •:液t旋轉滾筒外周面,以去除該旋轉滾筒外周面中的; 、、液¥,為了充分地去除存在於旋轉滾筒外周面的塗布 液,須從喷淋嘴喷射大量新的洗淨液,造成非常高的運轉 成本,且有洗淨後之洗淨液處理的問題。此外,使收容在 洗甲槽内之包含塗布液和洗淨液之液體循環,且喷射到旋 、间之外周面時,難以充分地去除存在於旋轉滾筒外周 面之k布液。再者,使包含塗布液和洗淨液之液體淨化並 循壤時’須有淨化裝置等設備,造成高成本且有裝置大型 化等各種問題。 6 318071 • 1296943 干,ΐΐ年ί ’如曰本專利公開2004-167476號公報所 二1= 洗淨裝置,其設有:用以使在供給有塗 得展冋外周面循環的洗淨液喷出之循環液嘖漱 ^以將新的洗淨液喷射到旋轉滾筒外周面 = ·,、或用以將接觸附著在旋轉滾筒外周面以 -落之刮,峨刷式滾筒(brushroller)等。布夜予以刮 i徂於上述公報所示之洗淨裝置,為了充分地去除 •:成二ί轉滾同外周面的塗布液而須有許多裝置,而有 化之問題。而且,於上述公報所示之洗 喷射至旋常r液嘴淋嘴將新的洗淨液 -高運轅 °而需要大量洗淨液,因而造成 成本’且具有洗淨後的洗淨液處理之問題。 【發明内容】 [發明所欲解決的問題] 出口課題係於從喷出嘴前端部中形成開縫狀的喷 .置//之依序供給到被塗布體以進行塗布之塗布裝 置,在進行下一塗布作蚩&amp; 土w衣 Α π.乍業别,攸上述喷出嘴前端部中的喷 ^ =布液供給到旋轉滾筒之外周面,以去除存在於喷 二高漠度塗布液時’可用簡單的設備有效率地 轉”外周面的塗布液’而不須使用大量 塗布===:進行去除存在於 [解決問題的手段Γ 不會產生條紋狀不均勻。 本發明中,為了解法‘ μ、+、 、上述之課題,在用以洗淨設有 318071 7 .1296943 ' !f:液供給到被塗布體之形成開縫狀的喷出口之噴出嘴 隔著預定間隔,來設置用喷出嘴的方式 ,土布保持在外周面的旋轉滾筒,將用以去除保持在兮 =滾筒外周面的塗布液之刮刀,裝設成在 於; :同外周面的狀態下,可朝旋轉滾筒的軸向往復移動: =以=液供給到上述旋轉滾筒外周面的:::供: 側之位準广於:接近旋轉滚筒的旋轉方向下游 _旋轉滾_面的二 上述洗淨液供給裝置被供給 《3^ 技奘署肱、土-,— q灰轉濃同,從至少洗淨液供 、、口衣置將洗淨液供給到旋轉滾筒 筒外周面的刮刀朝旋轉滚筒的軸向往復移動接觸在疑轉滾 而且’在本發明中的噴出 上述喷出嘴的嘴出口喷出之2先乎衣置中’即使在從 ►面之階段,亦使上辻剳 ▲布液被保持在旋轉滾筒外周 , 7Γ使上逑到刀於接觸在 「下,朝旋轉滾筒的軸向往復移動為佳。 面之狀悲 [發明之效果] 嘖出中的喷出嘴之洗淨裝置中,從上述噴出嘴的 觸,出嘴出到旋轉滾筒之外周面時,由於以不接 、出鳴的方式隔著預定間 脅的喷出口將塗布液噴又疋轉滚同,因此從嘴出 轉滾筒之外周面殘S之外周面時,即使旋 塗布液之粉附著在燥之塗布液之粉,仍可防止該 者在㈣嘴前端部。而且,藉由從噴出嘴的 318071 8 1296943 = 旋轉滾筒外周面之方式’適當地去 出嘴的噴心部的濃度變高之塗布液,且可將自噴 部。斤贺出之塗布液適當地保持在噴出嘴之前端 :者,於本發明中的喷出嘴之洗淨裳置 =精由到刀去除自噴出嘴的喷出口喷出而保持在二: 二之塗布液的階段,由於未將洗淨液從可移動地:: 液供心ΓΓ旋轉滾筒的旋轉方向下游側位置之洗; 筒的二…給到旋轉滾筒’因此可減少供給到旋轉穿 入洗淨Π,並抑制保持在旋轉滾筒外周面的塗布液混 之狀能H 淨液供給裝置供㈣洗淨液維持在乾淨 3二洗淨液的消耗量會減少,運轉成本亦降低 可降低設備成本且無襄置大型化之情形。/置“備, 且’於本發明中的喷出嘴之洗淨裝置,藉由刮 出嘴的喷出口喷出而保持在旋轉滾筒心 韓、,♦ U纟於將洗淨液從洗淨液供給裝置供給到旋 轉滾同,因此可將乾淨的洗淨液供給到旋轉滾筒之外周面。 而且,如上所述於從洗淨液供給裝置將洗淨液供认 旋轉滾^階段,由於將上述刮刀以接觸在旋轉滾筒相 面之狀態’朝旋轉滾筒的軸向往復移動,因此即使未藉由 t述刮^充分地去除而在旋轉滾筒外周面殘留有^液 ^亦較合易藉由上述洗淨液將塗布液從旋轉滾筒之外周 面去除。再者,藉由將上述刮刀以接觸旋轉滾筒外周面之 318071 9 1296943 =筒的轴向往復移動之方式,即使保持在旋 將該•成挣Γ的塗布液乾燦而變成黏度高的塊狀,仍容易 當:2二塗布液從旋轉滾筒之外周面剝離,而可適 .周*去除。結果…轉 生條紋狀不均勻,接m…门之外周面沿者周方向產 地進行噴出嘴前端部之洗淨^出嘴前端部時,亦可適當 出嘴的噴出的喷出嘴之洗淨褒置中,即使在從嗔 使上述刮刀以接觸在旋轉=同外周面的階段,仍 的軸向往復移動,則可藉由:=之狀態,朝旋轉滾筒 筒外周面的塗布液,更可防止在:= 寺在旋轉滾 著周方向的條紋狀不均勻。 專滚同之外周面產生沿 本發明之目的、優點 發明具體實施之附圖將得以實^根據以下描述以及有關本 [實施方式】 貝 以下根據附圖,具體地説明本 之洗淨裝置。此外,本發明 月广形悲之嘴出嘴 於下述實_11所W裝置並不限定 内,可適當變更實施者。 、欠更备明要旨之範圍 圖所ΐ實二形態,的噴出嘴 圖所不,设有刮刀12 山 /r那弟J圖至第4 圖示)而旋轉驅動的熒轉滚二 …接觸在旋轉滚筒'外周面 318071 10 1296943 示,藉由汽缸或電動機等驅動 轉滾筒11的軸向往復移動。、 吏k刮刀12可朝旋 而且,在比上述刮刀12 向下游側之位置,裝設收容、、近旋轉滾筒11的旋轉方 作洗淨液供給裝置,使該洗淨槽15,以當 .丨6升降。然後,於藉由該升 曰缸專升降襞置 狀態下,如第4圖所示,形成旋轉:洗二槽15上升之 _容於洗淨槽15的洗淨液14。 … 下部被浸潰在收 接著,説明關於利用本實 置,洗淨噴出嘴20之前端部之情Z的嘴出嘴之洗淨裝 首先,從設在喷出嘴2〇箭被加 21,將塗布液22供給到被塗; 如第1圖所示,將該噴出嘴2Q 進行塗布後, 此處,上述喷出嘴2。之前端部係殘疋之上方。 於該塗布液22乾燥而使濃度上升;;布之狀態, 作業時,由於高濃度化之塗布液22,、^ ’進行下一塗布 塗布不均勻或產生膜裂開。 7、、布體產生條紋狀 然後’於本實施形態㈣出嘴之 圖所示,使上述嘴出嘴2〇下降, 、置中,如第3 部接近在上述旋轉滾筒11之外周面,:貲出嘴20之前端 端部與旋轉滾筒u之外周面,出嘴20之前 至卿心範圍之間隔。而且,為3一 滾筒Π旋轉,且如第2所_ 1衣置使上述旋轉 轉滾筒η外周面之狀態下,:二:::12於接觸在旋 #由㈣裝置13朝旋轉滾筒 318071 11 1296943 11的軸向往復移動。此外, 置㈣收容有洗淨液14的上由上述升降裳 態,以使旋轉滾« U之下邱fr槽5維持在下降之狀 的洗淨液14。 。+曰次潰在收容於洗淨槽15 接著,於上述狀態下,從設在山 開縫狀的喷出口 21將塗布 備:::之形成 喷出嘴-前端部之塗布液22供==^^^ 面。然後,藉由旋轉滾筒u將保姓」轉,袞同11之外周 周面的塗布液22引導至上述轉:筒,之外 觸在旋轉滾芮1】外闲品A 置’再错由於接 -復移動的狀態下朝旋轉滾筒11的轴向往 设移動之到刀12’從旋轉滾筒u之外 季 液22而回收到回收槽i =述主布 外周*之塗布…一部分會= 狀;即=度的二狀在到刀12的位置,殘留;= Z之外周面’亦因刮刀12朝旋轉滾筒u的 | ,而可適當地將形成塊狀的塗布液 外周面剝離。然後,使,來ά、治也A 疋轉滾同11之 布…起從二:=?:的塗布液22和通常的塗 讀轉滾同11之外周面脫離 17’以使旋轉滾筒11之外周面不會有沿著周方 狀不均勻之情形。 门万〇產生條紋 接著’如此地從旋轉滾筒u之外周面去除從喷 =預備Μ之塗布液22而回收到槽17後,如第4圖所干, 使處於接近在旋轉滾筒η外周面之狀態的 別 上升,將該喷出嘴2G引導至被塗布體以出塗 318071 12 1296943 ^並藉由升降裝置16使上述洗淨槽15上升,將旋轉滾 ° 1之下部浸潰在收容於洗淨槽15之洗淨液14。 此處,如上所述將旋轉滾筒u之下部浸潰在收容於洗 、14 I/5的洗淨液14時,將該收容於洗淨槽15的洗淨液 • 到旋轉滾筒11之外周面,使略微殘留在旋轉滾筒 周面的塗布液22,容易藉由上述洗淨㈣從旋轉 Μ 11之外周面被去除。 ,旋dr上:述藉由旋轉滚筒u之旋轉而將被供給到 •置::周面的洗淨液14引導至上述刮刀12之位 而:旋轉述’糟由於接觸在旋轉滾筒u外周面之狀態 14和收^间U的軸向往復移動之刮刀12,將該洗淨液 和略微殘留在旋韓、、梦铃! 旋轉滾筒u之外周面:外周面的塗布液22 一起從 的-::會轉滾筒11之外周面之塗布液22 •置,殘留在旋 地攸方疋轉滾筒u之外 心田 22和洗淨液14_起/^ ,使該形成塊狀的塗布液 回收槽17。結果,方走轉疋^ U之外周面脫離而回收到 向產生條紋狀不均勻之轉之外周面不會有沿著周方 勻狀態,接著洗淨嘴出嘴/〇疋,衰同11之外周面形成均 滚筒η之外周面保持在均部時,亦可將上述旋轉 20前端部之洗淨。 怨,而適當地進行喷出嘴 318071 13 1296943 政匕外,於本實施形態之噴出嘴之洗 收容洗淨液u的洗淨槽15,當 = 滾筒11之外周面的洗淨液供給農置,:如第5^ 用以供給洗淨液14到旋轉 &lt;—如¥ 5®所不’將 '嘴裝設在洗淨槽15内=ηΛ外周面的洗淨液喷射 喈?D箱供晻山 如上所述藉由刮刀12將從噴出 二=之+Γ液22從旋轉滚筒U之外周 二之二面可將未保持在物' 的洗汗液14回收到洗淨槽15。 心外周面 雖然已藉例示完全y 、士 仍可實行各種變更述本發明’但熟習該技術領域者 _:蓋做變更,, 【圖式簡單說明】 第i圖係表示在本發明一實 灸置中,將塗布作業後的喷出嘴引導至旋轉洗淨裝 之概略說明圖。 装同上方的狀態 第2圖係表示在該實施形態中的 中,將用以去除保持在旋轉滾筒外周面的4之洗淨裳置 觸在旋轉滚筒之外周面,且使其朝旋轉滾$液之刮刀接 動的狀態之概略說明圖。 、问的軸向往復移 第3圖係表示在該實施形態中㈣嘴 :,藉由接觸在旋轉滾筒之外周面且_ =洗淨裳置 復移動之刮刀,將從喑屮 /又同的輛向往 州的贺出口嘴出到旋轉滾筒外周 318071 14 .1296943 、 面的塗布液,從旋轉滾筒去除的狀態之概略說明圖。 第4圖係表示在該實施形態中的喷出嘴之洗淨裝置 中,使喷出嘴上升而使其從旋轉滾筒外周面隔離,另一方 面,藉由升降裝置使洗淨槽上升而將旋轉滚筒下部浸潰在 •收容於洗淨槽之洗淨液的狀態之概略說明圖。 、 • 第5圖係表示在該實施形態中的喷出嘴之洗淨事置 中,將洗淨液供給到旋轉滾筒外周面的洗淨液供給裝置綠 更例之概略說明圖。 、、文 【主要元件符號說明 11 旋轉滾筒 13 驅動裝置 15 洗淨槽 17 回收槽 12 刮刀 14 洗淨液 16 升降裝置 18 洗淨液喷射嘴 318071In the light, as shown in the above-mentioned patent, the M shows that there is a type of rotating drum, in the washing liquid in the No. 10147 bulletin, before the in-cylinder is placed in the outlet of the washing tank (four) t cloth work, The outer peripheral surface of the rotating drum is provided with a slit-like spray (4) out of the washing liquid, and the outer surface is removed from the r__ degree 1 and the front end of the discharge nozzle is provided. There is a coating liquid: the rotary spray nozzle The coating which is ejected from the cleaning liquid to the supply peripheral surface is kept outside the rotating drum. As described above, in the above publication, it is also disclosed that the coating liquid and the cleaning liquid which have been removed in a clean manner are contained in The above-described washing method is a technique in which a liquid containing a coating liquid and a washing liquid contained in the washing tank is sprayed to the outer peripheral surface of the rotating drum. However, as described above, the cleaning liquid is ejected from the shower nozzle to the outer surface of the rotating drum to which the coating liquid is supplied, to remove the liquid from the outer peripheral surface of the rotating drum, and the liquid is removed in order to sufficiently remove it. The coating liquid on the outer peripheral surface of the rotating drum must be sprayed with a large amount of new washing liquid from the shower nozzle, resulting in a very high running cost and a problem of cleaning the washing liquid after washing. Further, when the liquid containing the coating liquid and the cleaning liquid contained in the nail washing tank is circulated and sprayed onto the outer circumferential surface of the spinning chamber, it is difficult to sufficiently remove the k cloth liquid existing on the outer circumferential surface of the rotating drum. Further, when the liquid containing the coating liquid and the cleaning liquid is purified and eroded, there is a need for a device such as a purification device, which causes various problems such as high cost and large size of the device. 6 318 071 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 The circulating liquid is sprayed to spray a new cleaning liquid onto the outer peripheral surface of the rotating drum =, or to attach the contact to the outer peripheral surface of the rotating drum, to scrape, brush roller, or the like. In the cleaning apparatus shown in the above-mentioned publication, in order to sufficiently remove the coating liquid which is rolled into the outer peripheral surface, there are many devices, which are problematic. Further, in the above-mentioned publication, the washing and spraying to the rotary nozzle is a new cleaning liquid, which requires a large amount of cleaning liquid, thereby causing cost and having a washing liquid after washing. The problem. [Problem to be Solved by the Invention] The exporting problem is a coating apparatus that sequentially supplies a slit-like spray to the object to be coated from the tip end portion of the discharge nozzle to be applied. The next coating is used as the 蚩 amp amp 土 土 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 攸 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端 前端When the 'applied device can be used to efficiently transfer the coating liquid on the outer peripheral surface' without using a large amount of coating ===: removal is present in the [solution to the problem Γ no streaky unevenness occurs. In the present invention, The solution of the solution 'μ, +, and the above-mentioned problems is set at a predetermined interval between the nozzles for cleaning and the slits which are supplied to the object to be coated and which are provided with slits. a rotary drum which is held on the outer peripheral surface by means of a spout, and a scraper for removing the coating liquid held on the outer peripheral surface of the crucible is installed in the same manner as in the outer peripheral surface, and is rotatable toward the rotary drum. Axial reciprocating movement: = supply to the above The outer peripheral surface of the rotary drum is::: for: the position of the side is wider than: the downstream of the rotating direction of the rotating drum _ the rotating roller _ surface of the above two cleaning liquid supply device is supplied to "3^Technical Department 肱, soil -, - q ash concentrating, from at least the cleaning liquid supply, the mouthpiece is supplied with the cleaning liquid to the outer peripheral surface of the rotating drum, the scraping blade is reciprocatingly moved toward the axial direction of the rotating drum, and is in the present invention The nozzle exiting the nozzle outlet of the above-mentioned spout nozzle is placed in the middle of the garment. Even at the stage from the face of the face, the upper jaw ▲ cloth liquid is held on the outer circumference of the rotary drum, and the upper jaw is brought into contact with the knife. "In the lower direction, it is preferable to reciprocate in the axial direction of the rotary drum. The effect of the surface is sad. [Effect of the invention] In the cleaning device of the discharge nozzle in the discharge, the nozzle is ejected from the nozzle to the rotary drum. In the case of the outer peripheral surface, the coating liquid is sprayed and slid together with the discharge port of the predetermined gap between the nozzles and the sound. Therefore, even if the outer peripheral surface of the outer peripheral surface of the drum is rotated from the nozzle The powder of the coating liquid adheres to the powder of the dry coating liquid, and still prevents the person from being in front of the (four) mouth In addition, by the method of rotating the outer peripheral surface of the drum from the nozzle 318071 8 1296943 = the coating liquid having a high concentration of the nozzle portion of the nozzle is appropriately removed, and the self-spraying portion can be applied. Properly held at the front end of the ejection nozzle: the cleaning of the ejection nozzle in the present invention = finely from the stage where the knife is ejected from the ejection port of the ejection nozzle to be held in the second: second coating liquid, Since the washing liquid is not washed from the movable side: the liquid is supplied to the downstream side of the rotation direction of the rotating drum; the second of the cylinder is fed to the rotating drum', thereby reducing the supply to the rotating penetrating washing crucible and suppressing The coating liquid that is held on the outer circumferential surface of the rotating drum can be mixed with the liquid supply device. (4) The cleaning liquid is maintained in a clean environment. The consumption of the cleaning liquid is reduced, and the running cost is also reduced, thereby reducing the equipment cost and preventing large-scale installation. The situation. / "Preparation, and the cleaning device of the discharge nozzle in the present invention is held by the discharge port of the nozzle to be held in the rotating drum heart, ♦ U 纟 to wash the cleaning liquid from the cleaning Since the liquid supply device is supplied to the rotary roll, the clean washing liquid can be supplied to the outer peripheral surface of the rotary drum. Further, as described above, the cleaning liquid is supplied from the cleaning liquid supply device to the rotation roller stage. The blade reciprocates in the axial direction of the rotating drum in contact with the phase of the rotating drum. Therefore, even if the scraping is not sufficiently removed by the scraping, the liquid remains on the outer peripheral surface of the rotating drum. The cleaning liquid removes the coating liquid from the outer peripheral surface of the rotating drum. Further, by holding the above-mentioned scraping blade in contact with the outer peripheral surface of the rotating drum at 31,0007 9 1296943 = the axial reciprocating movement of the cylinder, even if it is kept in rotation The squeezing coating liquid becomes dry and becomes a block with high viscosity, and it is still easy to be: 2 2 coating liquid is peeled off from the outer surface of the rotating drum, and can be removed by the week*. The result is that the revolving stripe is uneven, and the m... Outside the door, the circumference is produced along the circumference of the door. When the front end portion of the discharge nozzle tip is cleaned, the nozzle of the discharge nozzle that discharges the nozzle can be appropriately placed, and even if the blade is brought into contact with the rotation, the outer peripheral surface is contacted. At the stage, if the axial reciprocating movement is still possible, the coating liquid on the outer peripheral surface of the rotating drum can be prevented from being in the state of: =, and the streaky unevenness in the circumferential direction of the rolling of the temple can be prevented. The present invention will be described with reference to the following description and related embodiments. The present invention will be specifically described below with reference to the accompanying drawings. The mouth of the moon is not limited to the following, and the implementer can be appropriately changed. The range of the nozzles is not the case. The squeegee 12 is provided with the squeegee 12, and the slewing roller 2 of the rotary drive is contacted on the outer peripheral surface of the rotating drum' 318071 10 1296943, and the shaft of the rotating drum 11 is driven by a cylinder or a motor or the like. Move back and forth. 吏k scraper 12 can be turned Further, at a position on the downstream side of the scraper 12, a rotating liquid supply device for accommodating and rotating the near-rotary drum 11 is installed, and the washing tank 15 is lifted and lowered by the 丨6. When the lift cylinder is in the state of being lifted and lowered, as shown in Fig. 4, the rotation is formed: the washing tank 15 is raised and the washing liquid 14 is accommodated in the washing tank 15. The lower portion is immersed in the collection, The cleaning of the mouth of the mouth of the front end of the discharge nozzle 20 by the present embodiment will be described. First, the coating liquid 22 is supplied from the discharge nozzle 2 and the coating liquid 22 is supplied to the coating; As shown in Fig. 1, after the discharge nozzle 2Q is applied, the front end portion of the discharge nozzle 2 is placed above the residue. The coating liquid 22 is dried to increase the concentration; During the work, the coating liquid 22 having a high concentration is subjected to uneven coating or film cracking. 7. The cloth body has a stripe shape, and then, as shown in the figure of the fourth embodiment of the present embodiment, the mouth nozzle 2 is lowered and centered, and the third portion is close to the outer surface of the rotary drum 11 as follows: The front end portion of the spout 20 is spaced from the outer peripheral surface of the rotating drum u, and the distance from the front of the nozzle 20 to the center of the core. Further, in the state in which the third drum Π is rotated, and in the state in which the second _1 garment is placed on the outer peripheral surface of the rotary drum η, the second:::12 is in contact with the rotary # (4) device 13 toward the rotary drum 318071 11 1296943 11 axial reciprocating movement. Further, the cleaning liquid 14 in which the cleaning liquid 14 is held by the above-described lifting and lowering state so as to maintain the rotating roller «U under the lower groove 5 is maintained. .曰 溃 在 收容 收容 收容 收容 收容 收容 收容 收容 收容 收容 收容 收容 收容 收容 = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = ^^^ Face. Then, by rotating the roller u, the surname is turned, and the coating liquid 22 on the outer circumferential surface of the same 11 is guided to the above-mentioned turn: the cylinder is touched outside the rotating tumbler 1] the outer leisure product A is set to be wrong again. - in the state of the complex movement, moving toward the axial direction of the rotary drum 11 until the knife 12' is recovered from the quaternary liquid 22 outside the rotary drum u to the recovery tank i = the coating of the outer circumference of the main cloth * is partially shaped; In other words, the second shape of the degree is left at the position of the blade 12, and the outer circumferential surface of the outer circumferential surface of the Z is rotated by the blade 12 toward the rotary drum u. Then, the coating, the coating liquid 22 from the second: =?: and the usual coating roller are separated from the outer peripheral surface of the outer surface 11 by 17' to make the rotary drum 11 The outer peripheral surface does not have unevenness along the circumference. The door is then streaked and then removed from the outer peripheral surface of the rotating drum u by the coating liquid 22 from the spray rinsing and then recovered into the groove 17, as shown in Fig. 4, so as to be close to the outer peripheral surface of the rotating drum n When the state is not raised, the discharge nozzle 2G is guided to the object to be coated to be coated with 318071 12 1296943 ^, and the cleaning tank 15 is raised by the lifting device 16, and the lower portion of the rotating roller 1 is immersed in the washing. The cleaning solution 14 of the clean tank 15. Here, when the lower portion of the rotary drum u is immersed in the washing liquid 14 accommodated in the washing and 14 I/5 as described above, the washing liquid contained in the washing tank 15 is supplied to the outer peripheral surface of the rotary drum 11 The coating liquid 22 which remains slightly on the circumferential surface of the rotary drum is easily removed from the outer peripheral surface of the rotary cymbal 11 by the above-described washing (four). , on the dr dr: the washing liquid 14 supplied to the surface of the circumference is guided to the position of the scraper 12 by the rotation of the rotary drum u: the rotation is described as being contacted on the outer peripheral surface of the rotary drum u In the state 14 and the blade 12 which reciprocates in the axial direction of the retracting U, the cleaning liquid is slightly left in the Korean version, and the dream bell! The outer peripheral surface of the rotating drum u: the coating liquid 22 on the outer peripheral surface is brought together -:: the coating liquid 22 on the outer peripheral surface of the drum 11 is placed, and remains in the heart of the shovel The liquid 14_from / ^ is used to form the bulk coating liquid recovery tank 17. As a result, the outer peripheral surface of the 疋^ U is removed and recovered, and the circumferential surface is not uniformly distributed along the circumference, and then the mouth is discharged/squeaked, and the outer surface of the outer surface is 11 When the outer circumferential surface of the uniform drum n is formed to be in the uniform portion, the front end portion of the rotation 20 may be washed. In the washing tank 15 of the present embodiment, the washing liquid of the cleaning liquid u in the washing nozzle of the present embodiment is supplied to the washing machine. , : For example, the 5th is used to supply the cleaning liquid 14 to the rotation &lt; - If the ¥ 5® is not used, the nozzle is installed in the cleaning tank 15 = η Λ the outer peripheral surface of the cleaning liquid spray 喈? The D tank is for the dark mountain. As described above, the squeegee 12 can recover the sweat-removing liquid 14 which is not held in the cleaning tank 15 from the two sides of the outer circumference of the rotary drum U by the discharge of the sputum. Although the outer peripheral surface of the heart has been described as complete y, the syllabus can be implemented in various ways to describe the invention 'but familiar with the technical field _: cover change, [simplified description of the drawing] The i-th figure shows a practical moxibustion in the present invention In the middle, the discharge nozzle after the coating operation is guided to a schematic explanatory view of the rotary washing device. Fig. 2 is a view showing a state in which the upper surface of the rotating drum is removed from the outer peripheral surface of the rotating drum, and the rotating surface is rotated toward the outer surface of the rotating drum. A schematic illustration of the state in which the liquid blade is engaged. The axial reciprocating movement of Fig. 3 shows that in the embodiment, (4) the nozzle: by contacting the outer surface of the rotating drum and _ = washing the scraping movement, the scraping knife will be the same A schematic illustration of the state in which the exiting nozzle of the preceding state exits to the outer circumference of the rotating drum 318071 14 .1296943 and the coating liquid on the surface is removed from the rotating drum. Fig. 4 is a view showing a cleaning apparatus for a discharge nozzle according to the embodiment, wherein the discharge nozzle is raised to be separated from the outer circumferential surface of the rotary drum, and the cleaning tank is raised by the lifting device. A schematic view of a state in which the lower portion of the rotary drum is immersed in the cleaning liquid contained in the washing tank. Fig. 5 is a schematic explanatory view showing a greening example of the cleaning liquid supply device that supplies the cleaning liquid to the outer peripheral surface of the rotary drum in the cleaning operation of the discharge nozzle in the embodiment. , text [Main component symbol description 11 Rotating drum 13 Drive unit 15 Washing tank 17 Recycling tank 12 Scraper 14 Washing liquid 16 Lifting device 18 Washing liquid spray nozzle 318071

Claims (1)

1296943 十、申請專利範圍: 出:洗淨裝置,係用以洗淨 出口的喷出嘴前端 埤闹縫狀之贺 塗布體,其特徵為'&quot;贺出口係用以供給塗布液到被 用以將自上述嗔出嘴的喷出 持在外周面的旋轉滾芮 、出之主布液保 隔著預U隔設置, 不接觸上述”嘴的方式 用以去除保持在該旋轉滾筒外周面的 :,係以接觸旋轉滾筒外周面的狀::朝J 筒的軸向往復移動, 成了朝旋轉滾 液二ΓΓ在供Γ到上述旋轉滾筒外周面的洗淨 方1;:之::在比上述到刀更接近旋轉滚筒的旋轉 在藉由刮刀去除自上述喷出嘴 外周面的塗布液之階段,使洗二= 上述洗淨供給裝置被供給到旋轉滾筒, 曰 ♦在至少從洗淨液供給裳置將洗淨液供給 间之階段’使接觸旋轉滾筒外周面的刮刀 :f 軸向往復移動。 專/袞同的 2·如申請專利範圍第1項之噴出嘴洗淨裝置,其中 由刮刀去除自上述喷出嘴的喷出口噴;且保持在旋t藉 滾筒外周面的塗布液之階段,仍使上述Μ朝 的軸向往復移動。 I濃同 3.如申請專利範圍第丨項或第2項之噴出嘴洗淨裴置,其 318071 16 •1296943 - 中,上述洗淨液供給裝置係以可移動之方式設置有收容 洗淨液的洗淨槽。 17 3180711296943 X. Patent application scope: Out: The cleaning device is a coating body for the front end of the nozzle for washing the outlet, which is characterized by '&quot;He export is used to supply the coating liquid to be used. The rotating shovel which is ejected from the above-mentioned squeezing nozzle on the outer peripheral surface and the main cloth liquid are separated by a pre-u spacer, and are removed from the outer peripheral surface of the rotating drum without contacting the above-mentioned "nozzle". : in the shape of contacting the outer peripheral surface of the rotating drum: reciprocatingly moving in the axial direction of the J cylinder, which becomes the washing side 1 for supplying the rotating liquid to the outer peripheral surface of the rotating drum; The washing machine is supplied to the rotating drum at a stage where the rotation of the rotating drum is closer to the coating liquid from the outer peripheral surface of the discharge nozzle by the scraper, and the washing supply device is supplied to the rotating drum, at least from the washing The liquid supply is placed at the stage where the cleaning liquid is supplied. The scraper that contacts the outer peripheral surface of the rotary drum: f is axially reciprocated. Specifically, the same as 2, the spray nozzle cleaning device of the first application of the patent scope, wherein Removed from the above nozzle by a scraper The discharge port is sprayed; and is maintained at the stage of spinning the coating liquid on the outer peripheral surface of the drum, and still reciprocates the axial direction of the slanting direction. I is the same as that of the nozzle of the second or second aspect of the patent application. In the cleaning device, in the 318071 16 •1296943 -, the cleaning liquid supply device is provided with a cleaning tank for accommodating the cleaning liquid. 17 318071
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