200920495 九、發明說明： • 【發明所屬之技術領域】 本發明係有關於一種喷塗裝置，尤指一種新的氣流與 色料的流路結構，使被使用過的喷塗裝置達到方便且快速 清潔的效果。 【先前技術】 喷塗裝置係用於喷塗工作的裝置，一般分為用於細部 喷塗工作的喷筆，與用於較大面積喷塗工作的喷槍，但不 〇 管是喷筆或喷槍其作動原理都是一樣的。 如圖1與圖2所示，習用喷塗裝置係由一本體10(本 說明書以喷筆為實施說明例）、一色料筒20、一針閥30、 一氣壓輸入閥40、一控制鈕50所組成。該本體10前方設 有一喷嘴11，且該喷嘴11外套設一喷嘴套12。該色料筒 20設於該本體10前段側邊（如上方、下方或左右侧），且該 本體10内設有一色料通道21用以將色料筒20内的色料 送到與該喷嘴11連接的一主通道13内，再透過該主通道 ◎ 13内針閥30的控制將色料送到該喷嘴11處。 該氣壓輸入閥40設於該本體10上，而該控制鈕50 設於可控制該氣壓輸入閥40的本體10上。該控制鈕50 也透過一具鎖緊套32的動作桿31的連動，可用於驅動該 動作桿31套固的針閥30;且該控制鈕50控制該氣壓輸入 閥40將高壓氣體透過一氣體通道14送至該喷嘴11週邊 的氣孔15。而以噴筆為例，該本體10後段也連接一蓋體 60，使喷筆的握持更方便。且該蓋體60連接於該本體10 200920495 另一端具有開口供一可旋轉之針座33設置，該針座33用 • 於調整該針閥30的移動行程。 使用上，透過該控制鈕50的按壓控置該氣壓輸入閥 40使高壓氣體透過該氣體通道14流至該喷嘴11週邊氣孔 15噴出，再將該控制鈕50後推帶動該針閥30脫離該喷嘴 11處，使該喷嘴11形成開啟狀態，而色料藉由該喷嘴11 前端氣孔15喷出形成低壓，而往該喷嘴11方向流出，且 色料隨喷出的氣體形成霧狀，達到喷塗的目的。 D 當喷塗裝置使用後，使用者必需對色料筒20、色料通 道21、主通道13、喷嘴11、喷嘴套12、針閥30及針閥 30分解接觸過的元件部分進行清潔工作，預防色料殘留於 該些元件内部，而造成阻塞的現象。所以，每次的清洗不 只要大範圍的清洗，浪費不少時間，且習知的色料與氣體 流路結構也使很多色料於流路中沒有被使用到，使殘留的 色料量無法降低，造成色料成本的浪費。 是以，如何針對上述習用喷塗裝置的結構再進行研發 改良，實為相關業界與眾發明人努力之目標。 【發明内容】 於是為解決上述之缺失，本發明的目的在於提供一種 喷塗裝置的新流路結構，透過改變色料供應流路，且改變 氣體流路結構，使得與色料接觸的元件變少與面積縮小， 使清潔範圍減少，只需針對少數元件進行清潔，節省清潔 時間。 本發明的再一目的在於透過改變色料與氣體流路結 200920495 構，使得色料於流路盡可能被使用到，減少色料的殘留 量，降低色料的使用成本。 本案係一種喷塗裝置，其包括：一本體，其内設有一 貫穿之主通道，且一喷嘴套套設於該主通道一端的開口 上；一色料筒，其設於該喷嘴套的侧邊（如上方、下方或左 右側），且透過一色料通道與該喷嘴套内部相通；一氣壓輸 入閥，其設於該本體上，用以控制外部高壓氣體透過該本 體内的一氣流通道流至該主通道；一喷氣桿，其設於該主 D 通道上，用其前端塞設於該喷嘴套内部控制色料的流出， 且該喷氣桿側身設有一入氣孔，且透過内部的一氣流通道 至該喷氣桿前端的一出氣孔，使得由該氣壓輸入閥進來的 氣體可由該入氣孔進入到該氣流通道，而由該出氣孔喷 出；一控制元件，其穿設於該本體上的一開孔，用以控制 該氣壓輸入閥的氣體流量，與驅動該喷氣桿的向後移動， 用以控制色料的流出，使色料可因為該喷氣桿喷氣後於前 端形成低壓狀態，使色料隨喷出的氣體形成霧狀，達到喷 ◎ 塗的目的。 本發明的優點在於利用喷氣桿取代習知的針閥，且藉 由該喷氣桿的前端喷出氣體，而色料供應移到該喷嘴套 上，改變色料與氣體流路結構，使得清潔只需針對小範圍 的清洗，如喷嘴套、色料筒與喷氣桿前端外部，相較於習 知主通道與針閥大部分都與色料接觸，本發明可以節省很 多清潔的時間。且本發明透過改變色料與氣體流路結構， 使得色料直接被利用，減少通道上的色料量，降低使用者 200920495 的成本。 ' 【實施方式】 茲有關本發明之詳細内容及技術說明，現以實施例來 作進一步說明，但應瞭解的是，該等實施例僅為例示說明 之用，而不應被解釋為本發明實施之限制。 請參閱圖3與圖4，係本案的實施例說明，本案的喷 塗裝置，以喷筆為實施說明例，其包括：一本體100，該 本體100内設有一貫穿的主通道130，且前方設一喷嘴套 Ο 120，該喷嘴套120套設於該主通道130 —端的開口 110 上。一色料筒200，其設於該喷嘴套120侧邊(如上方、下 方或左右侧），且透過一色料通道210與該喷嘴套120内部 相通，使色料可由該色料通道210送到該噴嘴套120内部。 一氣壓輸入閥400，其設於該本體100上，用以控制 外部高壓氣體透過該本體100内的一氣流通道140流至該 主通道130 ; —喷氣桿300設於該主通道130上，該喷氣 桿300係透過前端段控制該喷嘴套120的色料流出，且該 ◎ 喷氣桿300側身設有一入氣孔302，且透過該喷氣桿300 内部的一氣流通道303與該喷氣桿300前端的一出氣孔 301相通，使的由該入氣孔302進入的氣體可經由該氣流 通道303到該出氣孔301，由該出氣孔301喷出。 一控制元件500穿設於該本體100上的一開孔150， 用以控制該氣壓輸入閥400，控制氣流至該喷氣桿300的 入氣孔302的流量，與驅動該喷氣桿300。以喷筆為例， 該控制元件500可透過一具鎖緊套320的動作桿310的帶 200920495 二兄f設於該動作桿310的噴氣桿300。在-般 =噴，30。係藉由其前端段封閉該喷嘴套12〇: 喷:Γ控制元件500的後移，藉由該動作桿310 f t乳杯300向後移動，該噴氣桿300的前端段將 會脫離原位置，藓Λ卜兮喑嵴太^扪别触奴將 错此該贺嘴套120的色料流出，當 氣桿300前端的出氣孔3〇 = 厂亥嘴 , 貝礼體蚪，使該嘴氣桿300 ψ、’此時色料往該喷氣桿_前方方向流出，200920495 IX. Description of the invention: • Technical field to which the invention pertains The invention relates to a spraying device, in particular to a new flow path structure of air flow and color material, which facilitates the use of the used spraying device. And quick cleaning effect. [Prior Art] The spraying device is a device for spraying work, generally divided into a spray pen for fine spraying work, and a spray gun for large-area spraying work, but it is a spray pen Or the principle of the spray gun is the same. As shown in FIG. 1 and FIG. 2, the conventional spraying device is composed of a body 10 (the description of the airbrush is used as an example), a color cylinder 20, a needle valve 30, a pneumatic input valve 40, and a control button. 50 components. A nozzle 11 is disposed in front of the body 10, and the nozzle 11 is jacketed with a nozzle sleeve 12. The color cylinder 20 is disposed on the side of the front side of the body 10 (such as the upper side, the lower side or the left and right sides), and a color passage 21 is disposed in the body 10 for sending the color material in the color cylinder 20 to the nozzle. In a main passage 13 connected to the eleventh, the toner is sent to the nozzle 11 through the control of the needle valve 30 in the main passage ◎13. The air pressure input valve 40 is disposed on the body 10, and the control button 50 is disposed on the body 10 that can control the air pressure input valve 40. The control button 50 is also used to drive the needle valve 30 of the action rod 31 through the linkage of the action rod 31 of the lock sleeve 32. The control button 50 controls the air pressure input valve 40 to transmit high pressure gas through a gas. The passage 14 is sent to the air vent 15 around the nozzle 11. Taking the airbrush as an example, the rear portion of the body 10 is also connected with a cover 60, which makes the holding of the airbrush more convenient. And the cover body 60 is connected to the body 10 200920495 and has an opening at the other end for a rotatable needle seat 33 for adjusting the movement stroke of the needle valve 30. In use, the air pressure input valve 40 is controlled by the pressing of the control button 50 to allow the high pressure gas to flow through the gas passage 14 to the peripheral air hole 15 of the nozzle 11, and then the control button 50 is pushed back to drive the needle valve 30 out of the At the nozzle 11, the nozzle 11 is opened, and the color material is ejected by the front end air hole 15 of the nozzle 11 to form a low pressure, and flows out toward the nozzle 11, and the color material forms a mist with the ejected gas to reach the spray. The purpose of the coating. D When the spraying device is used, the user must clean the color cylinder 20, the colorant passage 21, the main passage 13, the nozzle 11, the nozzle sleeve 12, the needle valve 30, and the needle valve 30 to disassemble the contacted component parts. Prevents toner from remaining inside the components and causing blockage. Therefore, each cleaning does not require a large range of cleaning, which wastes a lot of time, and the conventional color material and gas flow path structure also makes many color materials not used in the flow path, so that the amount of residual color material cannot be used. Reduce, resulting in waste of color material costs. Therefore, how to carry out research and development on the structure of the above-mentioned conventional spraying device is the goal of the relevant industry and the inventors. SUMMARY OF THE INVENTION Therefore, in order to solve the above-mentioned deficiencies, an object of the present invention is to provide a new flow path structure of a spraying device, which changes a color supply flow path and changes a gas flow path structure to make a component in contact with a color material. Reduced and reduced area, reducing the cleaning range, only need to clean a few components, saving cleaning time. A further object of the present invention is to change the colorant and gas flow path junction 200920495 so that the colorant is used as much as possible in the flow path, reducing the residual amount of the color material and reducing the use cost of the color material. The present invention is a spraying device comprising: a body having a main passage therethrough, and a nozzle sleeve disposed on an opening at one end of the main passage; a color cylinder disposed on a side of the nozzle sleeve (such as upper, lower or left and right sides), and communicate with the inside of the nozzle sleeve through a color material passage; a pneumatic input valve is disposed on the body for controlling external high pressure gas to flow through an air flow passage in the body The main passage; a jet rod, which is disposed on the main D channel, and has a front end plugged in the nozzle sleeve to control the outflow of the color material, and the jet rod is provided with an air inlet hole and a gas passage through the inner portion. An air outlet to the front end of the air jet rod, such that gas entering from the air pressure input valve can enter the air flow passage through the air inlet hole and be ejected from the air outlet hole; and a control component is disposed on the body An opening for controlling the gas flow rate of the gas pressure input valve and driving the backward movement of the gas jet rod to control the outflow of the color material, so that the color material can form a low pressure at the front end due to the jet air jet State, so that the toner is formed with a gas mist discharge, ◎ spray coating purposes. The invention has the advantages that the conventional needle valve is replaced by a jet rod, and the gas is sprayed from the front end of the jet rod, and the color supply is moved to the nozzle sleeve to change the color material and the gas flow path structure, so that the cleaning is only For a small range of cleaning, such as the nozzle sleeve, the color cylinder and the front end of the jet rod, the present invention can save a lot of cleaning time compared to the conventional main channel and the needle valve are mostly in contact with the color material. Moreover, the invention changes the color material and the gas flow path structure, so that the color material is directly utilized, the amount of the color material on the channel is reduced, and the cost of the user 200920495 is reduced. The embodiments and the technical description of the present invention are further described by way of examples, but it should be understood that the embodiments are for illustrative purposes only and should not be construed as the invention. Implementation restrictions. Referring to FIG. 3 and FIG. 4 , the embodiment of the present invention illustrates that the spray device of the present invention is an embodiment of the airbrush, which includes: a body 100 having a main passage 130 penetrating therein; A nozzle sleeve 120 is disposed in the front, and the nozzle sleeve 120 is sleeved on the opening 110 at the end of the main passage 130. a color cartridge 200 is disposed on a side of the nozzle sleeve 120 (such as upper, lower or left and right sides), and communicates with the interior of the nozzle sleeve 120 through a colorant passage 210, so that the color material can be sent to the toner channel 210. The inside of the nozzle cover 120. An air pressure input valve 400 is disposed on the body 100 for controlling external high pressure gas to flow through the air flow passage 140 in the body 100 to the main passage 130. The air jet rod 300 is disposed on the main passage 130. The jet rod 300 controls the color material outflow of the nozzle sleeve 120 through the front end section, and the ◎ jet rod 300 is provided with an air inlet hole 302 sideways, and an air flow passage 303 passing through the inside of the air jet rod 300 and a front end of the air jet rod 300 The air outlet holes 301 communicate with each other, so that the gas entering through the air inlet holes 302 can be ejected from the air outlet holes 301 through the air flow passages 303. A control element 500 is disposed through an opening 150 in the body 100 for controlling the air pressure input valve 400, controlling the flow of air to the air inlet 302 of the air jet bar 300, and driving the air jet bar 300. Taking the airbrush as an example, the control element 500 can pass through a belt 310 of the action rod 310 of the locking sleeve 320. In the general - spray, 30. The nozzle sleeve 12 is closed by its front end section: spray: the rearward movement of the control element 500, and the front end of the jet rod 300 will be disengaged from the original position by the action rod 310 ft. If you don’t touch the slave, you will get the color of the mouthpiece 120 out. When the air outlet of ψ, 'At this time, the color material flows out to the jet _ front direction.
色料奴喷出的氣體形成霧狀，達到噴塗的目的。 般的嘴筆尚會包括—蓋體6GG，該蓋體_連接於 該本體100後段，且該蓋體·連接於該本體1〇〇另一端 具有開口供—可旋轉之桿座33G設置，該桿座330用於調 整該喷氣桿300的移動行程，進而調節色料的喷出量。 另外，該喷氣桿300的入氣孔3〇2兩邊各設有一封環 700，該些封環700洽可與該主通道130内壁緊密相合， 用以限定該喷氣桿300移動時，使該氣流通道14〇流出的 氣體可被限制在此兩封環700的主通道13〇空間，確保該 氣流通道140流出的氣體進入該入氣孔3〇2(如圖5所示）。 而，本案在實施上亦可不使用該些封環700，而直接 藉由一連通元件（圖中未示）來連通該噴氣桿300的入氣孔 302與該氣流通道140 ’使該氣流通道140流出的氣體直 接進入該入氣孔3犯° 本案利用該噴氣桿3〇〇前端處的出氣孔301喷出氣 體，將色料供應處移到該噴嘴套120侧邊，色料流路改在 氣體流路週邊，藉此改變習知色料與氣體的流路結構。當 200920495 喷塗裝置使用後，使用者只需小範圍的清洗，如喷嘴套 ' 120、色料筒200與一小段的喷氣桿300前端外部，相較 於習知幾乎大部分元件都需要拆卸清洗殘留的色料，本發 明可以節省很多的清潔時間，且色料流路的流動路徑縮 短，也使得色料被利用完全，減少殘留在元件上的色料 量，減少色料的浪費。 惟上述僅為本發明之較佳實施例而已，並非用來限定 本發明實施之範圍。即凡依本發明申請專利範圍所做的均 Ο 等變化與修飾，皆為本發明專利範圍所涵蓋。The gas ejected by the color slave forms a mist and achieves the purpose of spraying. The mouthpiece will also include a cover body 6GG, the cover body_ is connected to the rear portion of the body 100, and the cover body is connected to the body 1 and has an opening at the other end for the rotatable rod seat 33G. The rod holder 330 is used to adjust the movement stroke of the jet rod 300, thereby adjusting the discharge amount of the toner. In addition, a ring 700 is disposed on each side of the air inlet hole 3〇2 of the air jet bar 300, and the ring ring 700 can be closely engaged with the inner wall of the main channel 130 to define the air flow channel when the air jet bar 300 moves. The gas flowing out of the 14 〇 can be confined to the main passage 13 〇 space of the two seals 700, ensuring that the gas flowing out of the air flow passage 140 enters the air inlet hole 3〇2 (as shown in FIG. 5). In this case, the sealing ring 700 may not be used in the implementation, and the air inlet channel 302 and the air flow channel 140' are connected to the airflow channel 140' directly through a connecting component (not shown) to cause the airflow channel 140 to flow out. The gas directly enters the air inlet hole 3. In this case, the gas is sprayed from the air outlet 301 at the front end of the gas jet rod 3, and the color material supply portion is moved to the side of the nozzle sleeve 120, and the color material flow path is changed to the gas flow. Around the road, thereby changing the flow path structure of the conventional color material and gas. When the 200920495 sprayer is used, the user only needs a small range of cleaning, such as the nozzle sleeve '120, the color cylinder 200 and a small section of the front end of the jet rod 300. Most of the components need to be disassembled compared to the conventional one. By cleaning the residual coloring material, the invention can save a lot of cleaning time, and the flow path of the color material flow path is shortened, so that the color material is completely utilized, the amount of the color material remaining on the component is reduced, and the waste of the color material is reduced. The above are only the preferred embodiments of the present invention and are not intended to limit the scope of the present invention. That is, all changes and modifications made by the scope of the patent application of the present invention are covered by the scope of the invention.
10 200920495 【圖式簡單說明】 ' 圖1係為習知喷筆的立體分解圖。 圖2係為習知喷筆的組合剖視圖。 圖3係為本發明實施例喷筆的立體分解圖。 圖4係為本發明實施例喷筆的組合剖視圖。 圖5係為圖4的局部放大圖。 【主要元件符號說明】 <習知> ,,10:本體 ' 11 :喷嘴 12 :喷嘴套 13 :主通道 14 :氣體通道 15 :氣孔 20 :色料筒 21 :色料通道 30 :針閥 〇 31 :動作桿 32 :鎖緊套 33 :針座 40 :氣壓輸入閥 50 :控制紐 60 :蓋體 <本發明〉 100 :本體 110 :開口 11 200920495 120 :喷嘴套 130 :主通道 14 0 :氣流通道 150 :開孔 200 :色料筒 210 :色料通道 300 :喷氣桿 301 :出氣孔 302 :入氣孔 303 :氣流通道 310 :動作桿 320 :鎖緊套 330 :桿座 400 :氣壓輸入閥 500 ··控制元件 600 :蓋體 700 :封環10 200920495 [Simple description of the diagram] ' Figure 1 is an exploded perspective view of a conventional airbrush. Figure 2 is a combined cross-sectional view of a conventional airbrush. 3 is an exploded perspective view of an airbrush according to an embodiment of the present invention. Figure 4 is a cross-sectional view showing the combination of the airbrush of the embodiment of the present invention. Fig. 5 is a partial enlarged view of Fig. 4. [Main component symbol description] <General knowledge>, 10: Body '11: Nozzle 12: Nozzle cover 13: Main passage 14: Gas passage 15: Air hole 20: Color cylinder 21: Color material passage 30: Needle valve 〇 31 : Action bar 32 : Locking sleeve 33 : Needle seat 40 : Pneumatic input valve 50 : Control button 60 : Cover body · The present invention > 100 : Body 110 : Opening 11 200920495 120 : Nozzle cover 130 : Main passage 14 0 : air flow passage 150 : opening 200 : color cylinder 210 : color material passage 300 : air jet rod 301 : air outlet 302 : air inlet hole 303 : air flow passage 310 : action rod 320 : locking sleeve 330 : rod seat 400 : air pressure input Valve 500 ··Control element 600 : cover 700 : sealing ring