九、發明說明： 【發明所屬之技術領域】 本發明涉及一種釘搶之扳機切換器，特別县接a知 疋一禋在釘 之主板機外側設置可控制内板機移動的外扳機，以控制 針搶進行順序式及接觸式驅動擊釘模式的切換技術。 【先前技術】 坊間之氣動釘搶，是以壓縮空氣為動力來瞬間驅動擊 針桿’使擊釘桿將釘件打入工作物内，而擊針桿之作動， 則是由搶體上之安全滑桿、扳機閥、主扳機及其内部的内 扳機來共同控制。 氣動釘搶之擊釘方式，為因應工作情況的需求，傳統 上可區分成順序式驅動（Restrictive actuation或Sequential actuation)及接觸式驅動（c〇ntact actuati〇n)等二種擊釘操作 模式。其中： ’、 順序式驅動之擊釘模式，是指操作者欲擊發釘件時， 可先將安全滑桿或桿上之敲擊座壓觸於待釘結的工作 ^ ’使安全滑桿移動以推觸主扳機内之喊機上揚，而 壓扣主扳機，以帶動内扳機觸動扳機閥而啟動擊釘桿 擊發釘件的運作；操作者若欲二次擊發钉件時，可^ ^ 主扳機，在文全滑桿或敲擊座再次壓觸於工作物上時， 重複壓扣主扳機，以再次擊發釘件。 、，再 接觸式驅動之擊針模式，是指操作者欲擊發 可先持續壓扣絲機不放，隨後將安讀桿或敲^， 作物上進行連續接觸式的敲擊，致使内扳機在每 g 被移動之安全滑桿推觸上揚，以逐:欠啟動扳機閥進 仃連續擊發釘件的運作。 ,」而’當操作者無意間壓扣主扳機且賴安全滑桿或 。擊座時，會發生意外擊發釘件的危險狀況。 避免上述危險狀況的發生，坊間較S進的技術中， 的=ΐ—種可切換釘搶之順序式或接觸式驅動擊釘模式 出右、1舉如美國公開ΝΟ·20050184120號專利案，揭示 = 滑桿相銜接的检轴-端形成二不等高的梯 面的^ . a在栓軸上的切換紐將栓軸轉動 ，以切換二梯 滑=而=主=:任-梯面轉動至可經由安全 式驅動擊釘模式的切換控制；因此，當釘 搶切換成順序式驅動擊釘模 而後將安全滑桿或敲擊座：^作者先壓扣主扳機 被啟動，藉此抑制釘件被=梯面觸動，致使扳機闊無法 壓扣主扳機之向轉動’但操作者 壓扣主扳機之手指不動，致使操作者 須使用另-手之手指來調撥切換紐=動道迫使2作者必 於使用握持釘搶之單一手 t、鈕轉動，導致切換鈕不利 序式或接觸式驅動擊釘模式撥，造成切換釘搶之順 需加以改善。 、'在#作上較為不便的問題，亟 【發明内容】 本發明之目的旨在提供 裡逢丁搶之扳機切換器，尤其 6 1334815 :之之利:操作者續扣主叛 擊打之操作模式者。 搶切換順序式及接觸式驅動 為能實踐上述目的，士 上設-可供驅動擊舒的板機闕刀換器’係在針搶 驅動扳機二推觸工作物而間接 設-可供_主::=:=扳全：間 術特徵為：^順序式_料之操侧式，其技 主扳機外側設一可供壓扣的外扳心 持在所述安全滑桿的可觸動 扳機保 之操作模式。 s 接觸式驅動擊釘 據此，可使用壓扣主扳機之手指壓 藉以提升切換釘搶之順序式或接觸：卜=， 上的便利性。 初擎釘模式在操作 除此之外，本發明也包含： 所述扳機閥與主扳機或内板機n _ 件，能驅動内扳機挺伸或脫離至安全滑彳曰 彈性元 所述主扳機内樞設-調整座，且:之可觸動位置。 上，同時外扳機能帶動調整座擺動 ^機拖設於調整座 所述安全滑桿的可觸動位置。 動内板機保持在 所述外扳機與調整座之間連接— 由拉桿帶動調整座擺動；或者，所 于，且外扳機能藉 %調整座上具一耳部， 7 動，：：招内樞设一支撐桿，能制動及釋放調整座擺 動，且主扳機内設至少一第 於可釋放調整座擺動上 塊月b止擔支撐#於可制動調整座擺動的位置。IX. Description of the invention: [Technical field of the invention] The present invention relates to a trigger switch for a nail grab, in particular, the county is connected to an external trigger on the outside of the main board of the nail to control the movement of the inner panel machine to control The needle grabs the switching technique of the sequential and contact drive nailing modes. [Prior Art] The pneumatic nail grab in the workshop is to use the compressed air as the power to drive the needle bar instantly, so that the nail bar can drive the nail into the work object, and the action of the needle bar is caused by the body. The safety slider, the trigger valve, the main trigger and the internal trigger are internally controlled. Pneumatic nail grabbing method, in order to meet the needs of working conditions, can be divided into two types of nail driving modes: Restrictive actuation or Sequential actuation and contact driving (c〇ntact actuati〇n). Among them: ', sequential drive nail mode, when the operator wants to hit the nail, you can first press the safety slider or the tapping seat on the rod to the work to be nailed ^ 'move the safety slider To push the trigger in the main trigger to rise, and press the main trigger to drive the trigger to activate the triggering valve to activate the nailing device; if the operator wants to hit the nail twice, Trigger, when the full slide or knocker seat is pressed against the work object again, repeatedly press the main trigger to fire the nail again. ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Each g-moved safety slider pushes up, in order to: owe the trigger valve to start the operation of the continuous firing of the nail. ," and when the operator inadvertently presses the main trigger and relies on a safety slider or . When hitting a seat, a dangerous situation in which the nail is accidentally fired may occur. In order to avoid the occurrence of the above-mentioned dangerous situation, the technology of the S-introduction of the type of the switch is the same as that of the contact-driven nail-punching mode, and the patent is disclosed in the US Patent Publication No. 20050184120. = The shaft-end of the sliding rod is connected to form a ladder with two unequal heights. a. The switching button on the bolt shaft rotates the bolt shaft to switch the two ladder slips = and = main =: any - step surface rotation Switching control can be performed via the safe driving nailing mode; therefore, when the nail is switched to the sequential driving nailing mode and then the safety slider or the knocking seat is: the author first presses the main trigger to be activated, thereby suppressing the nail The piece is touched by the ladder, so that the trigger is too wide to buckle the main trigger. But the operator does not move the finger of the main trigger, causing the operator to use the finger of the other hand to dial the switch. It is necessary to use the single hand t and the button of the holding nail to rotate, which causes the switching button to be unfavorable or contact-driven to drive the nailing mode, which causes the switching nail to be improved as needed. The problem of 'inconvenience in #, 亟 [Summary] The purpose of the present invention is to provide a trigger switch for the ridiculous rush, especially 6 1334815: the benefit: the operator continues to buckle the main traitor operation Moderator. Grab the switching sequence and contact drive to be able to carry out the above purposes, the set-up of the plate cutter tool for driving the brakes is indirectly in the needle grab drive trigger two touches the work - available - main ::=:= Pulling the whole: The characteristics of the technique are: ^Sequence type _ material side type, the outer side of the main trigger is provided with an outer yoke for the buckle to hold the trigger of the safety slider. Operating mode. s Contact drive nails According to this, you can use the pressure of the main button of the buckle to improve the sequence or contact of the switch nail: convenience. In addition to the operation, the present invention also includes: the trigger valve and the main trigger or the inner plate machine n _ pieces, can drive the inner trigger to extend or detach to the safety slider elastic element The inside of the machine is pivoted - the adjustment seat, and: the touchable position. At the same time, the external trigger can drive the adjustment seat to swing. The machine is dragged to the touchable position of the safety slider of the adjustment seat. The inner plate machine is kept connected between the outer trigger and the adjusting seat - the lever is used to drive the adjusting seat to swing; or, and the outer trigger can adjust the seat with an ear, 7 moves, :: A support rod is pivoted to brake and release the swing of the adjustment seat, and at least one of the main triggers is provided at a position on the swingable adjustment seat.
所述主扳機上具一第一 外扳機上具一推觸面，能經 扣面上。 壓扣面’可利於手指壓扣，且 由擺動外扳機而貼合於第一壓 所述外扳機係樞設於主扳機外側面上。 所述外扳機上具H扣面，可利於手指壓扣。 所述外扳機上《第二彈性元件，能驅動外扳機復位 進而釋放内扳機復位。 然而，為能再加詳述本發明，併予列舉出較佳實施例， 请配合參照圖式而詳細說明如後述： 【實施方式】 首觀圖1所示，揭示出本發明釘搶之扳機切換器第一 款實施例的剖示圖，並配合圖2及圖3說明本發明係在釘 搶1之槍體10上設一可供驅動擊釘的扳機閥2，及一可推 觸工作物而間接驅動扳機閥2開閥擊釘的安全滑桿3,扳機 閥2與安全滑桿3間之搶體10上樞設一可供壓扣的主扳機 4，主扳機4内樞設一可觸動扳機閥2開閥的内扳機5，且 主扳機4能帶動内扳機5挺伸或脫離至安全滑桿3的可觸 1334815 動位置（配合圖4及圖5所示）。 依據上述實施環境’本發明係在主扳機4外側之搶體 10上或主扳機4外側面上藉由一軸桿60框設一可供壓扣的 外扳機6 (如圖1至圖3所示），能朝釘搶1擊釘之軸向擺 動，且外扳機6能帶動内扳機5保持在所述安全滑桿3的 玎觸動位置（配合圖6至圖8所示）。 在更加具體的實施上，本發明也包含：The first trigger has a first external trigger having a pushing surface that can pass through the buckle surface. The pressing surface </ RTI> can be used for the finger pressing, and is attached to the first pressing by the swinging external trigger. The external trigger is pivotally disposed on the outer side surface of the main trigger. The outer trigger has an H buckle surface, which can facilitate the finger pressing. The second elastic element on the outer trigger can drive the external trigger to reset and release the internal trigger reset. However, in order to further clarify the present invention, and to exemplify the preferred embodiments, the following description will be described in detail with reference to the drawings: [Embodiment] FIG. 1 is a schematic view showing the trigger of the present invention. A cross-sectional view of the first embodiment of the switch, and with reference to FIG. 2 and FIG. 3, the present invention is provided with a trigger valve 2 for driving the nail on the gun body 10 of the nail grab, and a pushable work. Indirectly driving the trigger valve 2 to open the safety slide bar 3 of the valve pin, the trigger body 10 between the trigger valve 2 and the safety slider 3 is pivoted with a main trigger 4 for pressing, and the main trigger 4 is internally provided with a The inner trigger 5 of the trigger valve 2 can be actuated, and the main trigger 4 can drive the inner trigger 5 to extend or disengage to the movable position of the safety slider 3 (shown in Figures 4 and 5). According to the above-mentioned implementation environment, the present invention is arranged on the outer body of the main trigger 4 or on the outer side of the main trigger 4 by means of a shaft 60 for arranging an external trigger 6 for pressing (as shown in FIGS. 1 to 3). ), the axial swing of the nail can be grabbed, and the outer trigger 6 can drive the inner trigger 5 to be held in the click position of the safety slider 3 (shown in FIGS. 6 to 8). In a more specific implementation, the invention also includes:
所述扳機閥2具有一可供觸動開閥的閥桿21 (如圖2 所示）’且閥桿21挺伸至主扳機4内’與内扳機5相互對 應0 所述安全滑桿3係呈彎折狀（如圖丨所示），且安全滑 桿3 —端挺伸至主扳機4内，能觸動内扳機5，另一端連二 一敲擊座31而延伸至搶體10底部的一擊釘口丨丨外端。α 所述扳機閥2與主扳機4或内扳機5之間設一第一 性元件91 (如圖2及圖3所示），在本實施上係為一 -端套設於閥桿21上，另—端扣設於内扳機5上之一穿 53内’且第-彈性科91能驅動主扳機4擺動而帶動 機土挺伸或脫離至安全滑桿之可觸動位置（配合圖$及 所示）。 · 所述内扳機卜端具有—舌部51(如圖2及圖3所 另-端具有-樞接部52，且内扳機5於雙端之舌部Μ及^ 接部52皆被向上推持或連動上移時（配合圖4所示 扳機5近巾段位置係可推抵扳朗2之閥桿^。 所述主扳機4内之雙側端壁上藉由另-軸桿7G樞設一 9 1334815 調整座7(如圖2及圖3所示），且内扳機5之插接部记藉 由再一軸桿50樞設於調整座7上偏心於軸桿7〇的位置。 . 所述外扳機6—端具有-軸部63(如圖2及圖3所示）， 且外扳機6藉由軸部63樞設於主扳機4外側面上，並於軸 部63上偏心於軸桿60之位置與調整座7上偏心於軸桿7〇 的位置間連接一拉桿71，且外扳機6能藉由拉桿71帶動調 整座7擺動，以帶動内扳機5保持在所述安全滑桿3的可 觸動位置。 • 所述主扳機4上具有一呈弧面狀的第一壓扣面43 (如 圖2及圖3所示），可利於手指壓扣；所述外扳機6上亦具 有一呈弧面狀的第二壓扣面61，可利於手指壓扣，且外^反 機6上對應於第一壓扣面43之一側具有一呈弧面狀的推觸 面62，成經由擺動外扳機6而貼合於第一壓扣面43上（如 圖6所示）。 所述外扳機6上設有一第二彈性元件92 (如圖2及圖 3所示）’在本實施上係為一扭力彈簧，套設於軸桿6〇上， • 該扭力彈簧之一簧腳設於主扳機4上，另一簧腳設於外扳 機6上，且第一彈性元件92能驅動外扳機6復位進而釋放 内扳機5復位；其中外扳機6的復位位置’係指利於手指 撥動並且未妨礙手指壓扣主扳機4的位置。 藉由上述構件之組成，玆逐一說明進行順序式或接觸 • 式驅動擊釘時之操作過程如後述： - (1)順序式驅動擊釘操作：在操作者未壓扣主扳機4 時（如圖2所示），第一彈性元件91會驅動主扳機4朝擊 釘口 11 (配合圖1所示）方向擺動，而帶動内扳機5之舌 式驅動擊釘^桿3的可觸動位置；藉此，可執行順序 底端之敲料縣料切衫滑桿3 連動安全滑桿3上的工作物上’使敲擊座31 機5之舌部M k位移（如目4所示）’以向上推持内扳 單-手的k上移；隨後，操作者便可使祕持釘搶1之 克服第一機彈4力之壓扣面43，使主板機4 内扳機5之樞接Ip ? :力而朝扳機閥2方向擺動，致使 移，促°P 52接受主扳機4及調整座7連動而上 移促使整個内扳機5上移 驅動釘W内之_進行驅動擊铺干21，以 意間=扣==反上述操作順序，即操作者在無 31或安讀、_ (圖5_)，^後_了敲擊座 意外擊釘料_ 發生 由难敕亦7、*4 兩在壓扣主扳機4當時已先葬 安全滑桿3==，導致内扳機5之舌部51脫: 閥桿21擊發釘件。' 動位置，固無法推抵扳機閥2之 搶丨(之操作者可使用上述握持釘 6卜使外扳機6克服第^扣外扳機6之第二壓扣面 方向擺動（如圖6所亍）/ 70件92的彈力而朝扳機間2 由拉桿71帶_^)7’2外㈣轉動而藉 朝所述安全滑桿3 % 以帶動内扳機5之舌部51 51保持在安全滑桿置更進—步挺伸，促使舌部 觸面62會貼合於主 位^同時’外扳機6之推 妁第壓扣面43上；藉此，可 1334815 執行接觸式驅動擊釘之操作模式。此時，操作者可使用握 持釘搶1之單-手的手指繼續屋扣外扳機6推觸主扳機4 至貼觸於搶體10上（如圖7所示），使内扳機 5之樞接部52 接欠主扳機4及調整座7連動而上移；隨後，再將安全滑 桿3之敲擊座31推壓於工作物上，使敲擊座31連動安全 滑桿3上挺位移，以向上推持内扳機5之舌部η上移，促 使整個内扳機5上移而推抵扳機閥2之閥桿21，以驅動釘 搶1内之擊釘桿進行驅動擊釘的運作。在此狀態下，操作 者可持續壓扣外扳機6不放，並在工作物上重複進行釋放 及壓觸敲擊座31的往復操作，促使内扳機5之舌部51不 斷接受安全滑桿3的往復推持運作，即形成連續的接觸式 驅動擊釘操作。 此外，接觸式驅動擊釘模式，即於外扳機6擺動至推 觸面62貼合於主扳機4的第一麗扣面43上時（如圖6所 示），也谷許操作者先將敲擊座31推壓於工作物上，而連 動安全滑桿3上挺位移（如圖8所示），以向上推持内扳機 之舌。卩51上移，此時，操作者可繼續壓扣外扳機6推觸 主扳機4至貼觸於搶體10上（如圖8所示），使内扳機5之 樞接部52接受主扳機4及調整座7連動而上移，促使整個 内扳機5上移而推抵扳機閥2之閥桿21，以驅動釘搶i内 之擊釘彳干進行驅動擊釘的運作；藉此，可進行單次或連續 之壓扣外扳機6的動作，以便於工作物上釘結單支或多數 支釘件。 *另外^操作者欲將釘搶1自接觸式驅動擊針之操作 模式切換成順序式驅動擊釘的操作模式時，只需放開外扳 12 1334815 機6’使第二彈性元件92 雜 向擺動而復位（如圖朝擊一u方 動調整座7擺動，進而帶動内扳6藉由拉桿71帶 順序式驅動擊針之操作模心纟位’藉此’可· 外扳6能撕搶1料之㈣擺動，並使 釋扣主扳機4之手指進行•及 式在摔作搶1之财^接㈣驅動擊釘模 ，作上的便利性’·同時’使扳機閥 狀況下均不會被誤觸而擊發針件，^述 攜帶或使用時的安全性。 ；擺放、 除此之外，上述主扳機4内亦 稽桿8 (如圖！至圖3所示）’能制^:呈M字形之支 (配合圖9所示)，且主扳機4 調=7 ,動 “她第 （圖所示），在本實施上俜在主㈣ 二擋塊42，第一擋塊41能止擋支二相對應的第 ，動的位置（如圖2 _’第二擋塊⑬7 於可制動娜座7_的位置（如圖 =支撐杯8 者可於钉搶！切換成接觸式驅動擊針模式)時^此，操作 示），可撥動該支撐桿8克服各第如圖6所 支稽桿8擺動至可制動調整座7 2 41的干涉，致使 即使_桿8推抵=:擺:的並位藉 止擋支撐桿8擺動，以制動調整座7 擋塊42 定位於主扳機4上；此時，操作者不^ 使外扳機6 使針搶1賴料執行賴式_擊蝴心 13 1334815 作者欲釋放外扳機6復位時，可再次撥動支撐桿8克服各 第二擋塊42的干涉，使支撐桿8脫離調整座7 _端，以釋 放調整座7、内扳機5及外扳機6復位（如圖2所示），並 可將支撐桿8擺動至能接受各第一擋塊41止擋的位置。 請參閱圖10所示，揭示出本發明第二款實施例的叫示 圖，說明本發明亦可在上述調整座7a上形成一耳部了仏， 裸露於主扳機4a上，且外扳機6a之推觸面62a上形成一 凸部64a’能經由擺動而推觸耳部72a位移以帶動調整座 7a擺動（如圖11所示），且主扳機乜上設一通孔，可 供耳部72a及凸部64a植入，其餘構件組成係等同於上述 第一款實施例。 據此，當操作者未壓扣外扳機6&時（如圖1〇所示）， 内扳機5會接受第-彈性元件91驅動而帶動調整座？&轉 動’以帶動耳部72a植入主扳機4a之通孔恤Θ，致使調 整座7a帶動内扳機5之舌部51挺伸至安全滑桿3的可觸 動位置；藉此’以騎上_序式驅崎釘之操作模式的 運作。換當操作者壓扣外扳機6a時（如圖u所示），外扳 機6a會朝扳機閥2之閥桿21方向擺動，以帶動凸部_ 植入主扳機4a之通孔44a内，並推觸耳部72a位移以帶動 調整座7a擺動，致使調整座7a帶動内扳機5之舌部51朝 所述安全賴3的可觸純置更進—步挺伸，促使舌部51 保持在安全料3的可觸純置；藉此，减行上述接觸 式驅動擊釘之操作模式的運作，其餘實施方式係等同於上 述第一款實施例。 ' 1334815 相信上述之說明，已足以充分揭示出本發明可供據以 實施之必要技術内容，然其僅為本發明之較佳實施例而 已，並非用以限定本發明之申請專利範圍，凡任何熟習此 技術者，在不脫離本發明所揭之精神下完成的等效修飾或 置換，均應落入本發明後述之申請專利範圍内。 【圖式簡單說明】 圖1 :為本發明第一款實施例的剖示圖。 圖2:為圖1的局部放大圖。 圖3 :為本發明第一款實施例的立體分解圖。 圖4:為本發明第一款實施例的使用狀態圖。 圖5:為圖4之次一使用狀態圖。 圖6:為本發明第一款實施例的另一使用狀態圖。 圖7:為圖6之次一使用狀態圖。 圖8:為圖6之再一使用狀態圖。 圖9:為圖6之又一使用狀態圖。 圖10:為本發明第二款實施例的剖示圖。 圖11 :為圖10之使用狀態圖。 【主要元件符號說明】 1 .......釘搶 10 .......搶體 11 .......擊釘口 2 .......扳機閥 21 .......閥桿 3 .......安全滑桿 15 1334815 31 .......敲擊座 4、4a .......主扳機 41 .......第一擋塊 • 42 .......第二擋塊 43 -------第一壓扣面 44a .......通孔 5 .......内扳機 50、60、70 .......軸桿 • 51 .......舌部 52 .......樞接部 53 .......穿孔 6、6a .......外扳機 61 .......第二壓扣面 62 ' 62a .......推觸面 63 .......軸部 64a .......凸部 φ 7、7a .......調整座 71 .......拉桿 72a .......耳部 8 .......支撐桿 - 91 .......第一彈性元件 92 .......第二彈性元件 16The trigger valve 2 has a valve stem 21 (shown in FIG. 2) that is operable to open the valve and the valve stem 21 extends into the main trigger 4 to correspond to the inner trigger 5. The safety slider 3 is It is bent (as shown in FIG. )), and the safety slider 3 is extended into the main trigger 4 to touch the inner trigger 5, and the other end is connected to the bottom of the body 10 and extends to the bottom of the body 10. One click on the outer end of the nail. Between the trigger valve 2 and the main trigger 4 or the inner trigger 5, a first element 91 (shown in Figures 2 and 3) is provided. In this embodiment, the first end is sleeved on the valve stem 21. The other end pin is disposed on one of the inner triggers 5 and the first elastic device 91 can drive the main trigger 4 to swing and the driven soil can be extended or disengaged to the touch position of the safety slider (with the figure and Shown). The inner trigger end has a tongue portion 51 (the other end has a pivoting portion 52 as shown in FIGS. 2 and 3, and the inner trigger 5 is pushed up at both ends of the tongue portion and the connecting portion 52). When the vehicle is moved up or down (in conjunction with the position of the proximal portion of the trigger 5 shown in Fig. 4, the valve stem of the trigger 2 can be pushed. The two side walls of the main trigger 4 are pivoted by the other shaft 7G. A 9 1334815 adjustment seat 7 (shown in Figures 2 and 3) is provided, and the insertion portion of the inner trigger 5 is pivoted on the adjustment seat 7 by a further shaft 50 to be eccentric to the position of the shaft 7〇. The outer trigger 6 has a shaft portion 63 (shown in FIGS. 2 and 3), and the outer trigger 6 is pivoted on the outer side surface of the main trigger 4 by the shaft portion 63, and is eccentric on the shaft portion 63. A lever 71 is connected between the position of the shaft 60 and the position of the adjusting rod 7 which is eccentric to the shaft 7〇, and the outer trigger 6 can swing the adjusting seat 7 by the pulling rod 71 to drive the inner trigger 5 to maintain the safety sliding. The touchable position of the rod 3. The main trigger 4 has a first curved surface 43 (shown in Figures 2 and 3) which is curved to facilitate the finger pressing; the outer trigger 6 Also has a second pressure that is curved The surface 61 can be used for the finger pressing, and the outer surface of the first pressing surface 43 corresponding to the first pressing surface 43 has a curved surface of the pushing surface 62, which is attached to the first surface by swinging the outer trigger 6 a pressing surface 43 (shown in Figure 6). The outer trigger 6 is provided with a second elastic member 92 (shown in Figures 2 and 3). In this embodiment, a torsion spring is provided. On the shaft 6〇, • one of the torsion springs is disposed on the main trigger 4, and the other spring is disposed on the outer trigger 6, and the first elastic member 92 can drive the external trigger 6 to reset and release the inner trigger 5 Reset; wherein the reset position of the outer trigger 6 refers to a position that facilitates the finger to move and does not hinder the finger from pressing the main trigger 4. By the composition of the above components, the sequential or contact-driven driving of the nail is explained one by one. The operation process is as follows: - (1) Sequential driving nailing operation: When the operator does not press the main trigger 4 (as shown in FIG. 2), the first elastic member 91 drives the main trigger 4 toward the nailing port 11 ( Align with the direction shown in FIG. 1 to drive the touch position of the tongue drive of the inner trigger 5; , at the bottom of the executable sequence, the material of the material cutting slide slider 3 interlocks the work on the safety slider 3 to make the tongue M k of the knocking seat 31 machine 5 (as shown in item 4) Pushing the inner wrench-hand k up; next, the operator can make the secret nail to overcome the first machine 4 force pressing surface 43, so that the trigger of the trigger 5 in the motherboard 4 is Ip? The force swings in the direction of the trigger valve 2, causing the shifting, and the pushing of the main trigger 4 and the adjusting base 7 to move up, causing the entire inner trigger 5 to move up the driving nail W to drive the blow dry 21 Intention = deduction == anti-the above operation sequence, that is, the operator is in the absence of 31 or reading, _ (Fig. 5_), ^ after _ the knocking seat accidental nailing _ occurs by hardship also 7, 7 * two At the time, the main trigger 4 of the buckle has buryed the safety slider 3==, causing the tongue 51 of the inner trigger 5 to be disengaged: the valve stem 21 fires the nail. 'Moving position, solid can not push the trigger valve 2 to grab (the operator can use the above holding nail 6 to make the external trigger 6 overcome the second buckle surface of the second buckle 6 swing direction (Figure 6亍) / 70 pieces of 92 elastic force toward the trigger room 2 by the tie rod 71 with _^) 7'2 outside (four) rotation and by the safety slide rod 3% to drive the inner trigger 5 tongue 51 51 to maintain a safe slide The rod is further advanced, and the step is extended, so that the tongue contact surface 62 will be attached to the main position ^ while the external trigger 6 pushes the pressing surface 43; thereby, the 1334815 can perform the contact driving operation. mode. At this time, the operator can use the gripping nail to grab the single-hand finger to continue the outer button trigger 6 to push the main trigger 4 to the body 10 (as shown in Figure 7), so that the inner trigger 5 The pivoting portion 52 is connected to the main trigger 4 and the adjusting base 7 to move up; then, the knocking seat 31 of the safety slider 3 is pressed against the work object, so that the knocking seat 31 is connected to the safety sliding rod 3 Displacement, pushing up the tongue η of the inner trigger 5 upwards, causing the entire inner trigger 5 to move up and push against the valve stem 21 of the trigger valve 2, so as to drive the nailing rod to drive the nailing operation. . In this state, the operator can continuously press the external trigger 6 and release the reciprocating operation of the knocking seat 31 repeatedly on the workpiece, causing the tongue 51 of the inner trigger 5 to continuously receive the safety slider 3 The reciprocating push operation, that is, the formation of a continuous contact drive nailing operation. In addition, the contact driving nailing mode, that is, when the outer trigger 6 swings to the pushing surface 62 and is attached to the first button surface 43 of the main trigger 4 (as shown in FIG. 6), the operator also first The knocker seat 31 is pushed against the work object, and the safety slide bar 3 is displaced (as shown in FIG. 8) to push the tongue of the inner trigger upward. The 卩51 is moved up. At this time, the operator can continue to press the external trigger 6 to push the main trigger 4 to contact the smashing body 10 (as shown in FIG. 8), so that the pivoting portion 52 of the inner trigger 5 receives the main trigger. 4 and the adjustment seat 7 moves up and moves up, causing the entire inner trigger 5 to move up and push against the valve stem 21 of the trigger valve 2, so as to drive the nail to smash the inner nail to drive the nail operation; thereby, A single or continuous press of the outer trigger 6 is performed to facilitate the stapling of a single or a plurality of staples on the workpiece. *In addition, when the operator wants to switch the operation mode of the self-contact drive pin to the operation mode of the sequential drive pin, only the outer wrench 12 1334815 6' is released to make the second elastic member 92 miscellaneous. Swinging and resetting (as shown in the figure, the swaying of the swaying adjustment seat 7 is swayed, and then the inner yoke 6 is driven by the pull rod 71 with the sequential driving of the stylus.] 1 material (four) swing, and the release of the main trigger 4 fingers to make • and in the fall to grab the 1 money ^ connect (four) to drive the nail mold, for the convenience '· at the same time to make the trigger valve condition is not The needle will be accidentally touched, and the safety when carrying or using it will be described. In addition, in the above-mentioned main trigger 4, the rod 8 (shown in Fig. 3 to Fig. 3) can be made. ^: M-shaped branch (shown in Figure 9), and the main trigger 4 = 7, move "she (pictured), in this implementation 俜 in the main (four) second block 42, the first stop 41 can stop the corresponding position of the second branch, the moving position (as shown in Figure 2 _' the second stop 137 in the position of the brake base 7_ (Figure = support cup 8 can be nailed! Switch When the contact type driving mode is), the operation of the support rod 8 can be used to overcome the interference of each of the rods 8 as shown in FIG. 6 to the brake-adjustable seat 7 2 41, so that even the rod 8 Pushing =: pendulum: the parallel position is supported by the stop lever 8 so that the brake adjuster 7 stopper 42 is positioned on the main trigger 4; at this time, the operator does not cause the outer trigger 6 to perform the stitching. Lai _ 蝴 蝴 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 The inner trigger 5 and the outer trigger 6 are reset (as shown in FIG. 2), and the support rod 8 can be swung to a position that can receive the stop of each of the first stops 41. Referring to FIG. 10, the present invention is disclosed. The illustration of the two embodiments shows that the present invention can also form an ear on the adjusting seat 7a, which is exposed on the main trigger 4a, and a convex portion 64a' is formed on the pushing surface 62a of the outer trigger 6a. The arm portion 72a can be displaced by the swing to drive the adjusting seat 7a to swing (as shown in FIG. 11), and a through hole is formed in the main trigger frame. The ear portion 72a and the convex portion 64a are implanted, and the remaining members are equivalent to the above first embodiment. Accordingly, when the operator does not press the outer trigger 6& (as shown in FIG. 1A), the inner trigger 5 will The first elastic member 91 is driven to drive the adjusting seat to rotate the ear 72a to insert the through-hole shirt of the main trigger 4a, so that the adjusting seat 7a drives the tongue 51 of the inner trigger 5 to extend to the safety slider. The touchable position of 3; thereby the operation of the operation mode of riding the sequel to the smashing nail. When the operator presses the outer trigger 6a (as shown in Fig. u), the outer trigger 6a will face the trigger valve 2 The valve stem 21 swings in the direction to drive the convex portion _ into the through hole 44a of the main trigger 4a, and the displacement of the contact ear portion 72a to drive the adjustment seat 7a to swing, so that the adjustment seat 7a drives the tongue portion 51 of the inner trigger 5 toward The touchable pureness of the safety device 3 is further advanced, and the tongue portion 51 is kept in the touchable position of the safety material 3; thereby, the operation mode of the above contact type driving nail is reduced, and the rest The embodiment is equivalent to the first embodiment described above. The description of the above description is sufficient to fully disclose the necessary technical content of the present invention, which is merely a preferred embodiment of the present invention, and is not intended to limit the scope of the patent application of the present invention. Equivalent modifications or substitutions made by those skilled in the art without departing from the spirit of the invention are intended to fall within the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a cross-sectional view showing a first embodiment of the present invention. Figure 2 is a partial enlarged view of Figure 1. Figure 3 is an exploded perspective view of the first embodiment of the present invention. Fig. 4 is a view showing the state of use of the first embodiment of the present invention. Figure 5 is a second state diagram of the use of Figure 4. Fig. 6 is a view showing another use state of the first embodiment of the present invention. Figure 7 is a second state diagram of the use of Figure 6. Figure 8 is a further state diagram of the use of Figure 6. Figure 9 is a further state diagram of the use of Figure 6. Figure 10 is a cross-sectional view showing a second embodiment of the present invention. Figure 11 is a diagram showing the state of use of Figure 10. [Main component symbol description] 1 ....... Nail grab 10 ....... grab body 11 ....... nail port 2 ... trigger valve 21 .. ..... valve stem 3 ....... safety slide 15 1334815 31 ....... knocking seat 4, 4a ....... main trigger 41 ...... The first stopper • 42 . . . the second stopper 43 ------- the first pressing surface 44a .... through hole 5 .... Trigger 50, 60, 70 .... Shaft • 51 .. tongue 52 .... pivoting part 53 .... perforation 6, 6a. ...... outer trigger 61 .... second pressing surface 62 ' 62a ....... pushing surface 63 .... shaft portion 64a ..... .. convex part φ 7, 7a .... adjustment seat 71 .... pull rod 72a ... ... ear 8 ... ... support rod - 91 .. ..... first elastic element 92 .... second elastic element 16