JPH0474549A - Two liquid mixed spray gun - Google Patents
Two liquid mixed spray gunInfo
- Publication number
- JPH0474549A JPH0474549A JP18848090A JP18848090A JPH0474549A JP H0474549 A JPH0474549 A JP H0474549A JP 18848090 A JP18848090 A JP 18848090A JP 18848090 A JP18848090 A JP 18848090A JP H0474549 A JPH0474549 A JP H0474549A
- Authority
- JP
- Japan
- Prior art keywords
- air
- valve
- curing agent
- agent
- spray
- 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.)
- Granted
Links
- 239000007921 spray Substances 0.000 title claims abstract description 57
- 239000007788 liquid Substances 0.000 title claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 109
- 238000005507 spraying Methods 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000011109 contamination Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 1
- 239000003973 paint Substances 0.000 description 12
- 238000000889 atomisation Methods 0.000 description 8
- 230000002265 prevention Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〈産業」−の利用分野〉
本発明は塗料（主剤）と硬化剤を吹付は空気と−緒に混
合吹伺けする２液混合スプレーガンに関するもので、特
に、主剤の噴霧を液圧霧化し、空気流によってその噴霧
パターンの調整を可能としたスプレーガンに、硬化剤を
混合させる２液混合スプレーガンに関する。[Detailed Description of the Invention] <Field of Application in Industry> The present invention relates to a two-component mixing spray gun that sprays a paint (base resin) and a curing agent together with air. The present invention relates to a two-liquid mixing spray gun that mixes a curing agent into a spray gun that hydraulically atomizes the spray and allows the spray pattern to be adjusted by air flow.
〈従来の技術〉
従来用いられている主剤と硬化剤とを混合噴射する２液
混合スプレーガンとしては、例えば実開昭６２−１６０
６６９号公報が知られている。これは塗料を噴射する塗
料噴射孔と、塗料噴射孔の周囲を囲むように配され、前
記塗料に硬化剤を混合された圧縮空気を噴射する圧縮空
気噴射孔とを備えた構成となっている。<Prior art> As a conventionally used two-component mixing spray gun that mixes and sprays a main agent and a hardening agent, for example,
No. 669 is known. This has a structure that includes a paint injection hole that sprays paint and a compressed air injection hole that is arranged so as to surround the paint injection hole and that sprays compressed air mixed with the paint and a curing agent. .
〈発明が解決しようとする課題〉
しかし、」二記スプレーガンにあっては、吹付は開始時
は圧縮空気の噴射と硬化剤がほぼ同時に吐出され、若干
遅れて塗料を吐出するようになっている。このように、
微粒子化した硬化剤く課題を解決するための手段〉
本発明は、主剤を偏平なパターン形状として液圧にて噴
霧する噴霧ノズルと、該噴霧ノズルの外側に設けた空気
口と、霧状の硬化剤を含んだ空気を前記の噴霧パターン
に向けて吹付けるノズルとを設けたスプレーガンにおい
て、引金に連動する中心霧化促進及びパターン調整のた
めの第１の空気弁と硬化剤用空気弁及び主剤用ニードル
弁を段階的に可動させ、吹付は開始時に空気、主剤、硬
化剤の順に開弁させ夫々噴出し、停止１−時に硬化剤、
主剤、空気の順に閉弁する構成としてなるものである。<Problems to be Solved by the Invention> However, in the case of the spray gun described in Section 2, when spraying starts, the compressed air and the curing agent are discharged almost simultaneously, and the paint is discharged with a slight delay. There is. in this way,
Means for Solving the Problem of Finely Particulate Curing Agent> The present invention comprises a spray nozzle that sprays the base resin in a flat pattern shape using hydraulic pressure, an air port provided on the outside of the spray nozzle, and a mist-like A spray gun equipped with a nozzle that sprays air containing a curing agent toward the spray pattern, a first air valve for promoting central atomization and adjusting the pattern that is linked to a trigger, and air for curing agent. The valve and the needle valve for the main agent are moved in stages, and at the start of spraying, the valves are opened in the order of air, the main agent, and the curing agent, and the curing agent,
The valve is configured to close in the order of main agent and air.
この場合、主剤の噴出停＋にを行うニードル弁と、空気
の噴出停］］−を行う第１の空気弁とを引金に連動させ
、硬化剤の噴出停止にを行うバルブを第２の空気弁から
の圧縮空気により作動するエアピストンで開閉するよう
にしたものである。In this case, the needle valve that stops the ejection of the base compound + and the first air valve that stops the ejection of the air] are linked to the trigger, and the valve that stops the ejection of the curing agent is linked to the second air valve that stops the ejection of the curing agent. It opens and closes using an air piston operated by compressed air from an air valve.
を含む圧縮空気を塗料微粒子に混ざり合わせる順序では
、硬化剤の微粒子が主剤と混合する前に飛散し、環境汚
染、作業者の安全衛生−Ｌの危険を生ずる。また、この
場合、主剤用ニードル弁、空気吹付は用空気弁、硬化剤
用空気弁は夫々独立した構成となって引金に連動させ、
硬化剤の噴出に当たってはバルブを開閉する連動用リン
ク装置等を必要とするため、ガン装置全体が複雑となる
等の欠点を有する。In the order in which the compressed air containing the curing agent is mixed with the paint particles, the particles of the curing agent are scattered before being mixed with the base agent, resulting in environmental pollution and worker health and safety hazards. In addition, in this case, the needle valve for the main agent, the air valve for air spraying, and the air valve for hardening agent are each independently configured and linked to the trigger.
Since an interlocking link device for opening and closing the valve is required to eject the curing agent, the gun device as a whole becomes complicated.
尚、硬化剤は主剤に比べ有毒であり、■、つ低粘１■で
あるために非常に微細な粒子となって飛散しやすく、単
独の噴霧は避けなければならない。Incidentally, the curing agent is more toxic than the main agent, has a low viscosity (1), and is easily dispersed as very fine particles, so spraying alone must be avoided.
本発明は上記実情に鑑み、吹付は時及び停止１−時にお
ける吹付は空気、主剤、硬化剤の混合順位（タイミング
）を限定したことにより、前記課題を解決する２液混合
スプレーガンを提供することを目的としたものである。In view of the above-mentioned circumstances, the present invention provides a two-component mixing spray gun that solves the above problems by limiting the mixing order (timing) of air, main agent, and curing agent during spraying and stop 1-time. It is intended for this purpose.
また、空気の噴出停止（−を行う第１の空気弁と別に第
２の空気弁を設け、該第２の空気弁は第１の空気弁と直
列に配置すると共に、第１の空気弁より遅れて開放する
よう位置決めし、硬化剤噴出バルブの開閉を行うエアピ
ストンの作動用空気及び硬化剤を吸引混合状態で吹付ノ
ズルに供給する空気の噴出停止にを行うようにしたもの
である。In addition, a second air valve is provided separately from the first air valve that stops the air blowout (-), and the second air valve is arranged in series with the first air valve, and the second air valve is arranged in series with the first air valve. The air piston is positioned so as to open after a delay, and the air piston that opens and closes the hardening agent jetting valve and the hardening agent are sucked and mixed together, and the air that is supplied to the spray nozzle is stopped from blowing out.
く作 用〉
上記のような構成のため、硬化剤を霧化した状態で主剤
（塗料）の噴霧域に噴射するに当たり、スプレーガンの
引金を引けば先ず第１の空気弁が開弁じ中心霧化促進空
気、パターン調整空気が噴出し、次にニードル弁が摺動
して開らき主剤が噴霧される。この後前記第１の空気弁
よりＲれて連動する第２の空気弁が開弁し、該第２の空
気弁より流入する空気で硬化剤混合霧化器を作動し、硬
化剤バルブを開いて硬化剤と空気とを混合霧化し、前記
主剤霧化噴霧域に硬化剤混合気流を噴射し、混合させる
よう段階的な作動を図るものである。Due to the above structure, when the curing agent is atomized and sprayed onto the spray area of the main component (paint), when the trigger of the spray gun is pulled, first the first air valve opens and the center of the valve opens. Atomization promoting air and pattern adjusting air are ejected, and then the needle valve slides open and the main agent is atomized. After this, a second air valve that is linked to the first air valve is opened, and the air flowing in from the second air valve operates the hardening agent mixing atomizer, and the hardening agent valve is opened. The curing agent and air are mixed and atomized, and a curing agent mixed air stream is injected into the main agent atomization spray area to mix the curing agent and air in a stepwise manner.
また、吹付は停止トタイミングは、前記と逆に先ず第２
の空気弁を閉弁し硬化剤混合気流の噴出を止めてからニ
ードル弁を戻し主剤の噴出を１１−め、最後に第１の空
気弁を閉じ空気の噴出を停止１−させるものである。Also, when spraying is stopped, the timing is opposite to the above, first the second
The first air valve is closed to stop the ejection of the curing agent mixed air flow, the needle valve is returned to start ejecting the main agent, and finally the first air valve is closed to stop the ejection of air.
〈実施例〉
以下、本発明を実施例の図面に基づいて説明すれば、次
の通りである。<Example> The present invention will be described below based on the drawings of the example.
１はスプレーガン本体で、先端部には頭部本体２を介し
て、塗料ノズル４が、先端にノズルチップ５と基部にノ
ズル基６を伴って配設され、外周に空気キャップ７を嵌
合し、カバー８で締着されている。ノズル基６は、頭部
本体２の先端に蝶着され、中央のシー１−３１に頭部本
体２に挿通されたニードル弁３の先端が当接して主剤ニ
ップル１８を備え、これら全体として２液混合スプレー
ガン１９を構成する。Reference numeral 1 denotes a spray gun body, in which a paint nozzle 4 is disposed at the tip via a head body 2, with a nozzle tip 5 at the tip and a nozzle base 6 at the base, and an air cap 7 is fitted around the outer periphery. and is secured with a cover 8. The nozzle base 6 is hinged to the tip of the head body 2, and has a main agent nipple 18 with the tip of the needle valve 3 inserted into the head body 2 abutting the center seam 1-31, and these two as a whole. A liquid mixing spray gun 19 is configured.
この場合、硬化剤混合気流の噴出を遅らせるための間隙
すは主剤の噴出を遅らせるための間隙ａより大きく設定
されている。また、硬化剤混合霧化器１４は連通パイプ
１３側に第２の空気弁１２より供給される圧縮空気で作
動する硬化剤噴出バルブ２０が装着され、該バルブ２０
のエアピストン２０ａの可動で硬化剤ニードル弁２０ｂ
を後退させ、硬化剤供給口２１からの硬化剤を吸引して
導き、空気と混合して混合気流を連通パイプ１５を介し
、空気キャップ７に供給する構成としている。In this case, the gap a for delaying the ejection of the curing agent mixed air flow is set larger than the gap a for delaying the ejection of the base agent. Further, the curing agent mixing atomizer 14 is equipped with a curing agent jetting valve 20 operated by compressed air supplied from the second air valve 12 on the communication pipe 13 side.
The curing agent needle valve 20b is moved by the air piston 20a.
is moved back, the curing agent from the curing agent supply port 21 is sucked and guided, mixed with air, and a mixed air flow is supplied to the air cap 7 via the communication pipe 15.
尚、図中１２ｂは第２の空気弁シート、２２はニードル
弁ガイド、２３はニードル弁パツキンを示す。In the figure, 12b is a second air valve seat, 22 is a needle valve guide, and 23 is a needle valve packing.
次に作用を説明すると、主剤となる塗料に硬化剤を加え
て塗装する２液塗装に際し、スプレいる。又、スプレー
ガン本体ｌの基部には、弓金９により主剤の噴出を遅ら
せるための間隙ａを介して可動する前記ニードル弁３の
作動部１０を設けるとともに、該作動部１０の下方に、
引金９に直接先端を接し空気の噴出、停止を行う第１の
空気弁１１を配設し、該第１の空気弁１１の後方に硬化
剤用の第２の空気弁１２を前記第１の空気ブＮｌ端より
硬化剤混合気流の噴出を遅らせるための間隙すを介して
直列に配置し、第１の空気弁１１より遅れて開放するよ
うに位置決めされ、且つ該第２の空気弁１２の後端に接
続した連通パイプ１３の先端を握り部１ａの下端に取付
けた硬化剤混合霧化器１４に連結し、該硬化剤霧化器１
４より引出した連通パイプ１５を前記スプレーガン本体
ｌの先端の空気キャップ７に接続し、該空気キャップ７
の硬化剤混合気流噴出口１６に導き、またスプレーガン
本体１の先端に蝶着した頭部本体２の中心の主剤通路１
７に連通される一ガン本体ｌの引金９を引くことで先ず
該引金９の中間内側に先端を直接当接した第１の空気ブ
Ｈ１の弁軸１１ａが後退し、第１の空気弁１１の弁シー
）１１ｂが開き、握り部１ａの下方の空気供給１」２４
より導入された圧縮空気は上方に位置する空気調節弁２
５を経て、スプレーガン本体ｌ内に形成されたパターン
調整用空気通路２６と微粒化及び付着防１１−用の第２
の空気通路２７に分岐され空気キャップ７のパターン調
整空気孔２８よりパターン調整空気Ａが噴出すると共に
、微粒化及び付着防止用の第２の空気通路２６からの空
気は空気キャップ７内で更に分岐されて、主剤の微粒化
のための空気は空気孔２９より、又付着防ＩＬの空気は
空気孔３０より夫々噴射される。Next, to explain how it works, it is sprayed during two-component painting, in which a curing agent is added to the main paint. Further, at the base of the spray gun body l, there is provided an actuating part 10 of the needle valve 3 which is movable by a bow metal 9 through a gap a for delaying the ejection of the main agent, and below the actuating part 10,
A first air valve 11 whose tip is in direct contact with the trigger 9 to blow out and stop air is disposed, and a second air valve 12 for curing agent is disposed behind the first air valve 11. are arranged in series through a gap for delaying the ejection of the curing agent mixture air flow from the end of the air valve N1, and are positioned so as to open later than the first air valve 11, and the second air valve 12 The tip of the communication pipe 13 connected to the rear end is connected to the curing agent mixing atomizer 14 attached to the lower end of the grip part 1a, and the curing agent atomizer 1
4 is connected to the air cap 7 at the tip of the spray gun body l, and the air cap 7
The main agent passage 1 in the center of the head body 2 hinged to the tip of the spray gun body 1
7, the valve shaft 11a of the first air valve H1, whose tip is in direct contact with the middle inside of the trigger 9, is moved back, and the first air The valve seat) 11b of the valve 11 is opened, and the air supply 1''24 below the grip portion 1a is opened.
The more compressed air is introduced into the air control valve 2 located above.
5, a pattern adjustment air passage 26 formed in the spray gun body l and a second air passage 26 for atomization and adhesion prevention 11-.
The pattern adjusting air A is blown out from the pattern adjusting air holes 28 of the air cap 7, and the air from the second air passage 26 for atomization and adhesion prevention is further branched within the air cap 7. Then, air for atomizing the main agent is injected from the air holes 29, and air for adhesion prevention IL is injected from the air holes 30, respectively.
次に、前記したパターン調整用空気の噴出より一時遅れ
（主剤の噴出を遅らせるための間隙ａの距離の分）て引
金９がニードル弁３の支持部３ａを押圧し、作動部１０
が後退して二一ドル弁３を後退させるため、先端がノズ
ル基６内のシート部３１より離れて主剤が塗料ノズル４
の先端のノズルチップ５の中心の噴出口５ａより噴流Ｂ
となって噴射されると共に、この噴射された主剤の噴流
Ｂはノズルチップ５の外周囲に対向して設けられた一対
の空気孔２８より噴射されるパターン調整用空気Ａでパ
ターンｌ］が規制され所定の噴霧パターンを形成するも
のとなる（第６図参照）。Next, the trigger 9 presses the support part 3a of the needle valve 3 with a temporary delay (distance of the gap a for delaying the jetting of the main agent) from the jetting of the pattern adjusting air described above, and the actuating part 10
is retracted and the 21 dollar valve 3 is retracted, so that the tip is separated from the seat part 31 in the nozzle base 6 and the main agent is transferred to the paint nozzle 4.
A jet stream B is emitted from the jet port 5a at the center of the nozzle tip 5 at the tip of the
At the same time, the jet stream B of the injected base agent is regulated by the pattern L by the pattern adjusting air A that is injected from a pair of air holes 28 provided oppositely around the outer periphery of the nozzle tip 5. This forms a predetermined spray pattern (see FIG. 6).
ここにおいて、更に一時遅れ、即ち前記した第１の空気
弁１１と第２の空気弁１２間の硬化剤混合気流の噴出を
遅らせるための間隙す公達れて第２の空気弁１２が第１
の空気弁１１の後退で押されて開弁され、作動用空気が
連通パイプ１３を経て硬化剤混合霧化器１４に法人し、
この圧縮空気によりエアピストン２０ａが作動し、硬化
剤二ドル弁２０ｂを可動し、硬化剤供給口２１より硬化
剤を吸引し空気と混合し、この硬化剤の混合気流を連通
バイブ１５を経て空気キャップ７の硬化剤混合気流噴出
口１６より硬化剤混合気流Ｃが前記主剤パターンＢに向
けて噴射されるため、硬化剤と主剤が互に霧化状態で混
合し、主剤を反応硬化させ、被塗物に吹付けられたとき
には完全に混合されている。Here, there is also a temporary delay, that is, a gap between the first air valve 11 and the second air valve 12 to delay the ejection of the curing agent mixture air flow.
The air valve 11 is pushed back and opened, and the working air enters the curing agent mixing atomizer 14 through the communication pipe 13.
This compressed air operates the air piston 20a, moves the curing agent double valve 20b, sucks the curing agent from the curing agent supply port 21, mixes it with air, and directs the mixed air flow of this curing agent to the air via the communication vibrator 15. Since the curing agent mixed air flow C is injected toward the base material pattern B from the curing agent mixed air flow spout 16 of the cap 7, the curing agent and the base resin are mixed together in an atomized state, and the base resin is reacted and cured. It is completely mixed when sprayed onto the coating.
即ち、吹付タイミングとしては、引金９を引くと先ず第
１の空気弁１１が開き中心霧化促進空気、パターン調整
空気が噴出し、次にニードル弁３が開き主剤が噴霧され
、最後に第２の空気弁１２が開いて硬化剤混合霧化器１
４に送られ圧縮空気で硬化剤噴出バルブ２０が開き、こ
の硬化剤が同時に混合霧化器１４内に送られた空気に吸
引されて混合霧化し、混合気流となって主剤の噴霧域に
噴射される。従って、硬化剤のみが微粒子となって先に
噴霧し、飛散することがなく、硬化剤は主剤の噴霧域に
吸収され、確実に混合される。また、吹付停止１−に当
っては、引いた弓金９を戻せば、前記と逆に第２の空気
弁１２が閉弁して硬化剤の噴出が停止し、次にニードル
弁３が戻り先端がシート部３１に着座し主剤の流入を止
め、最後にパターン調整用空気と微粒子及び付着防止用
空気が第１の空気弁！■の閉弁により１１−まるので、
塗装面やガン本体に主剤残りを招かない。That is, as for the spraying timing, when the trigger 9 is pulled, first the first air valve 11 opens and central atomization promoting air and pattern adjustment air are jetted out, then the needle valve 3 opens and the main agent is sprayed, and finally the first The air valve 12 of No. 2 opens and the curing agent mixing atomizer 1
The hardening agent injection valve 20 is opened by the compressed air sent to the mixing atomizer 14, and the hardening agent is simultaneously sucked into the air sent into the mixing atomizer 14, mixed and atomized, and is injected into the spray area of the main agent as a mixed air stream. be done. Therefore, only the curing agent becomes fine particles and is sprayed first, without scattering, and the curing agent is absorbed into the spray area of the main agent and mixed reliably. In addition, when spraying is stopped 1-, when the bow metal 9 is returned, the second air valve 12 closes and the curing agent stops being ejected, and then the needle valve 3 returns. The tip sits on the seat part 31 and stops the inflow of the main agent, and finally the pattern adjustment air and the particulate and adhesion prevention air enter the first air valve! 11- is rounded by closing the valve of ■, so
Does not leave base resin residue on painted surfaces or the gun body.
〈発明の効果〉
上述のように本発明の２液混合スプレーガンは、引金に
連動して順次作動する空気の噴出停止１−を行う第１の
空気弁と主剤用ニードル弁及び硬化剤混合霧化用の第２
の空気弁を設け、空気の吹付タイミングを二つに分けた
ことで硬化剤混合気流の噴出を遅らせることができ、吹
付タイミングを吹付空気、主剤、硬化剤（混合気流）の
順に噴出させることにより、硬化剤のみが微粒子となっ
て先に噴霧され、飛散することがなく、硬化剤は主剤の
噴霧域に吸収されて確実に混合される。また、停止時は
前記と逆順序となるようになり、有毒な硬化剤の人体に
及ぼす危険性を一掃し、且つ、エアーのみを先に噴射す
ることができ、エアーブローが可能となる。 また、
スピットの防１１二が図られる等の効果を奏する。<Effects of the Invention> As described above, the two-liquid mixture spray gun of the present invention includes a first air valve that stops air ejection, which is activated sequentially in conjunction with the trigger, a needle valve for the base agent, and a curing agent mixing valve. 2nd for atomization
By installing an air valve and dividing the air spray timing into two, it is possible to delay the ejection of the curing agent mixed air flow. Only the curing agent is sprayed first in the form of fine particles, so it does not scatter, and the curing agent is absorbed into the spray area of the main agent and mixed reliably. Furthermore, when stopping, the order is reversed to the above, eliminating the danger of the toxic curing agent to the human body, and allowing only air to be injected first, making air blow possible. Also,
This provides effects such as prevention of spitting.
図面は本発明の実施例を示すもので、第１図は要部の縦
断側面図、第２図は空気キャップの正面図、第３図は第
１図■−■線の断面図、第４図は硬化剤混合気流、微粒
化及び付着防止用空気流の説明図、第５図は、第２図の
■−ｍ線断面図で、付着防止用空気流の説明図、第６図
は第２図ＩＶ−ＩＶ線の断面図で、パターン調整用空気
と主剤の噴流の平面説明図である。
１、、、、スプレーガン本体 ３．、、、ニードル弁４
、、、、塗料ノズル ７．、、、空気キャップ９
、、、、引金 １０．、、、主剤弁１１．
．．．第１の空気弁 １２．、、第２の空気弁１４
、、、、硬化剤混合霧化器
１１３、、、、硬化剤混合気流噴出口
２０、、、、硬化剤噴出バルブ
２Ｑａ、、、、エアビスｌ−７２８，２９，３０，、、
、空気孔ａ、、、、主剤の噴出を遅らせるための間隙す
、、、、硬化剤混合気流の噴出を８らせるための間隙The drawings show an embodiment of the present invention, in which Fig. 1 is a longitudinal sectional side view of the main part, Fig. 2 is a front view of the air cap, Fig. 3 is a sectional view taken along the line ■-■ in Fig. 1, and Fig. 4 The figure is an explanatory diagram of the curing agent mixed air flow, atomization and adhesion prevention air flow, Figure 5 is a cross-sectional view taken along the line ■-m in Figure 2, and is an explanatory diagram of the adhesion prevention air flow. FIG. 2 is a cross-sectional view taken along the line IV-IV, and is a plan explanatory diagram of the jet flow of the pattern adjusting air and the main agent. 1. Spray gun body 3. ,,,needle valve 4
,,,,Paint nozzle 7. ,,, air cap 9
,,,,Trigger 10. ,,,Main agent valve 11.
．． ．． ．． First air valve 12. ,, second air valve 14
, , ,Curing agent mixing atomizer 113 , ,Curing agent mixing air flow jetting port 20 , ,Curing agent jetting valve 2Qa , ,Airbis l-728, 29, 30, , ,
, air hole a, , gap for delaying the ejection of the base agent, ,, gap for delaying the ejection of the curing agent mixed air flow
Claims (1)
噴霧ノズルと、該噴霧ノズルの外側に設けた空気口と、
霧状の硬化剤を含んだ空気を前記の噴霧パターンに向け
て吹付けるノズルとを設けたスプレーガンにおいて、吹
付け開始時に空気、主剤、硬化剤の順に開弁させて夫々
噴出し、吹付け停止時に硬化剤、主剤、空気の順に閉弁
する構成としたことを特徴とする２液混合スプレーガン
。 ２、主剤の噴出停止を行うニードル弁と、空気の噴出停
止を行う第１の空気弁とを引金に連動させ、硬化剤の噴
出停止を行うバルブを第２の空気弁からの圧縮空気によ
り作動するエアピストンで開閉する請求項１記載の２液
混合スプレーガン。 ３、主剤を偏平なパターン形状として液圧にて噴霧する
噴霧ノズルと、該噴霧ノズルの外側に設けた空気口と、
霧状の硬化剤を含んだ空気を前記の噴霧パターンに向け
て吹付けるノズルとを設けたスプレーガンにおいて、空
気の噴出停止を行う第１の空気弁と別に第２の空気弁を
設け、該第２の空気弁は第１の空気弁と直列に配置する
と共に、第１の空気弁より遅れて開放するよう位置決め
し、硬化剤噴出バルブの開閉を行うエアピストンの作動
用空気及び硬化剤を吸引混合状態で吹付ノズルに供給す
る空気の噴出停止を行うことを特徴とする２液混合スプ
レーガン。[Scope of Claims] 1. A spray nozzle that sprays a base agent in a flat pattern shape using hydraulic pressure, and an air port provided on the outside of the spray nozzle;
In a spray gun equipped with a nozzle that sprays air containing atomized curing agent toward the above-mentioned spray pattern, at the start of spraying, the valves are opened in the order of air, the main agent, and the curing agent, and the air, the main agent, and the curing agent are spouted out, respectively. A two-component mixed spray gun characterized by having a structure in which the valves of the curing agent, main agent, and air are closed in this order when the gun is stopped. 2. The needle valve that stops the ejection of the base resin and the first air valve that stops the ejection of air are linked to the trigger, and the valve that stops the ejection of the curing agent is operated by compressed air from the second air valve. A two-liquid mixture spray gun according to claim 1, which opens and closes with an actuated air piston. 3. A spray nozzle that sprays the base agent in a flat pattern shape using hydraulic pressure, and an air port provided on the outside of the spray nozzle;
In a spray gun equipped with a nozzle that sprays air containing atomized curing agent toward the spray pattern, a second air valve is provided separately from the first air valve that stops the air jetting, and The second air valve is arranged in series with the first air valve, and is positioned to open later than the first air valve, and is configured to supply operating air and curing agent to the air piston that opens and closes the curing agent injection valve. A two-liquid mixture spray gun characterized by stopping the ejection of air supplied to a spray nozzle in a suction-mixed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18848090A JP2767075B2 (en) | 1990-07-16 | 1990-07-16 | Two-part spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18848090A JP2767075B2 (en) | 1990-07-16 | 1990-07-16 | Two-part spray gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0474549A true JPH0474549A (en) | 1992-03-09 |
| JP2767075B2 JP2767075B2 (en) | 1998-06-18 |
Family
ID=16224471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18848090A Expired - Lifetime JP2767075B2 (en) | 1990-07-16 | 1990-07-16 | Two-part spray gun |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2767075B2 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0855506A2 (en) | 1997-01-27 | 1998-07-29 | Sanden Corporation | Variable-displacement compressor |
| EP0896153A2 (en) | 1997-08-08 | 1999-02-10 | Sanden Corporation | Variable displacement compressor |
| EP0896155A2 (en) | 1997-08-08 | 1999-02-10 | Sanden Corporation | Variable displacement compressor in which a displacement control is improved at an initial stage of the start-up thereof |
| EP0900937A2 (en) | 1997-09-05 | 1999-03-10 | Sanden Corporation | Apparatus and method for operating of fluid displacement apparatus with variable displacement mechanism |
| EP0900936A2 (en) | 1997-09-05 | 1999-03-10 | Sanden Corporation | Variable displacement compressor in which a liquid refrigerant can be prevented from flowing into a crank chamber |
| EP0905376A2 (en) | 1997-09-25 | 1999-03-31 | Sanden Corporation | Variable displacement compressor improved in a lubrication mechanism thereof |
| EP0964155A2 (en) | 1998-06-12 | 1999-12-15 | Sanden Corporation | Displacement control valve for use in a variable displacement compressor |
| US6196808B1 (en) | 1998-07-07 | 2001-03-06 | Sanden Corporation | Variable displacement compressor and displacement control valve system for use therein |
| JP2007144396A (en) * | 2005-11-07 | 2007-06-14 | Norihiko Hirano | Spraying system using two-fluid nozzle |
| JP2011218429A (en) * | 2010-04-13 | 2011-11-04 | Taiyo Denki Sangyo Kk | Solder suction machine |
| CN103480528A (en) * | 2013-09-24 | 2014-01-01 | 宁波李氏实业有限公司 | Novel convenient spray gun |
-
1990
- 1990-07-16 JP JP18848090A patent/JP2767075B2/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0855506A2 (en) | 1997-01-27 | 1998-07-29 | Sanden Corporation | Variable-displacement compressor |
| EP0896153A2 (en) | 1997-08-08 | 1999-02-10 | Sanden Corporation | Variable displacement compressor |
| EP0896155A2 (en) | 1997-08-08 | 1999-02-10 | Sanden Corporation | Variable displacement compressor in which a displacement control is improved at an initial stage of the start-up thereof |
| US6129519A (en) * | 1997-08-08 | 2000-10-10 | Sanden Corporation | Variable displacement compressor in which a displacement control is improved at an initial stage of the start-up thereof |
| EP0900937A2 (en) | 1997-09-05 | 1999-03-10 | Sanden Corporation | Apparatus and method for operating of fluid displacement apparatus with variable displacement mechanism |
| EP0900936A2 (en) | 1997-09-05 | 1999-03-10 | Sanden Corporation | Variable displacement compressor in which a liquid refrigerant can be prevented from flowing into a crank chamber |
| US6102670A (en) * | 1997-09-05 | 2000-08-15 | Sanden Corporation | Apparatus and method for operating fluid displacement apparatus with variable displacement mechanism |
| US6074173A (en) * | 1997-09-05 | 2000-06-13 | Sanden Corporation | Variable displacement compressor in which a liquid refrigerant can be prevented from flowing into a crank chamber |
| US6099276A (en) * | 1997-09-25 | 2000-08-08 | Sanden Corporation | Variable displacement compressor improved in a lubrication mechanism thereof |
| EP0905376A2 (en) | 1997-09-25 | 1999-03-31 | Sanden Corporation | Variable displacement compressor improved in a lubrication mechanism thereof |
| EP0964155A2 (en) | 1998-06-12 | 1999-12-15 | Sanden Corporation | Displacement control valve for use in a variable displacement compressor |
| US6179572B1 (en) | 1998-06-12 | 2001-01-30 | Sanden Corporation | Displacement control valve mechanism of variable displacement compressor and compressor using such a mechanism |
| US6196808B1 (en) | 1998-07-07 | 2001-03-06 | Sanden Corporation | Variable displacement compressor and displacement control valve system for use therein |
| JP2007144396A (en) * | 2005-11-07 | 2007-06-14 | Norihiko Hirano | Spraying system using two-fluid nozzle |
| JP2011218429A (en) * | 2010-04-13 | 2011-11-04 | Taiyo Denki Sangyo Kk | Solder suction machine |
| CN103480528A (en) * | 2013-09-24 | 2014-01-01 | 宁波李氏实业有限公司 | Novel convenient spray gun |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2767075B2 (en) | 1998-06-18 |
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