200918254 九、發明說明： 【發明所屬之技術領域】 本發明是有關於—. . r 發的打釘搶。 #打針搶，特別是指-種預防空擊 【先前技術】 、_/閱圖1，以一般打釘搶1為例’主要包含有—機體u 釘匣12，及一保險桿13。該機體 握柄111、可供.氧壓柞叙& 扒經得的一 … 了 (、_動的-氣缸112、形成在該氣紅112 螭邛的一出釘座113、形# # 一 成在5亥握柄U1且可控制氣流的 伐干，及相對该閥桿114樞設在該握柄lu且可 擊發動作的-作動内片115與—扳機ιΐ6。該釘们^盘 :亥出針座⑴連接’並具有推送一排穿釘(圖未示)逐—進入 遠出釘座113的-推㈣⑵，及形成在該推釘件⑵且相 對該出釘座⑴的一凸部122。該保險桿13具有凸出該出 釘座113的-觸㈣131，及反向延伸至抵觸該作動内片 115的一推壓端132。 藉此，當該保險桿13觸_ 131抵觸一工件表面，而 向上位移並以該推壓端132迫抵該作動W 115朝該間桿 114貼近時，只須再按壓該扳機116，就可以觸壓該間桿 114改變氣壓竄流方向，產生擊發動作。 當該推釘件121位移至鄰近該出釘座113，且該凸部 122阻擋該保險桿13時，該保險桿13觸壓端Η〗即使受迫 於該工作表面也不能位移，當然也就無法完成擊發動作， 藉此，可告知使用者，該釘匣12内的穿釘存量已趨近於〇 200918254 ，而必需補充成排的穿釘。惟，前述 臨界空_到空針不擊發的目的，广3雖飽可以在 時仍存有以下缺失而亟待解決： ，'，、，其卻於實際使用 由於該保險桿13與該凸部 緩衝位移，因此，在使用者…广呈剛性接觸’無法 移，及該機體u本身具有相當重量的情二1 -否可位 會因為施力不當，而以該保險桿 ’使用者往往 屋該工件表面，不但會損傷心=過份用力觸 且該保險桿13與該凸部 ：广’ 變形，影響動作時的_性。 當而毀損 【發明内容】 因此，本發明之目的， .扪即在棱供一種能避免損傷元件 或工作的預防空擊發的打釘搶。 仟 一與件疋勺^明之預防空擊發的打針搶是銜接—機體與 "機體、一開關閥組、一釘g， 。該機體具有可栌制气 工市J、且 古… 制風壓流動的-扳機組。該開關闕組呈 第開關閥與一第二開關閥，讓第一開 關閥是受外力作用’在該機體内一氣流封阻位置& 釋放位置間位移，該第二開關閥是受迫於該扳㈣，釋ς 虱辽抓向°亥第—開關閥。該釘匣是與該機體銜接，並具有 可推l牙釘相對該機體位移的一推釘片。該控制級具有樞 設在該釘匣的—掩μ 、 〇〇 間的-作動桿，該止擔片是分別受一外力作用，及受= 鄰近該機體的抽^ 推釘片，迫抵該作動桿迫壓該第一間關閥， 200918254 及旋動至釋放該作動桿的位置，使該第—開關閥分別位於 該氣流釋放位置及該氣流封阻位置，形成可擊釘狀態及处 擊釘狀態。 二 本發明的功效是能在有釘及無釘狀況下，藉由該第一 開關閥釋放或封阻氣流’達到無釘不擊發的目的。 【實施方式】 有關本發明之前述及其他技術内容、特點與功效，在 以下配合參考圖式之一較佳實施例的詳細說明中，將可清 楚的呈現。 β 參閱圖2、圖3及圖4 ’本發明預防空擊發的打釘搶的 一較佳實施例包含一機體2、一開關閥組3、一釘匣4，及 一控制組5。 s亥機體2具有一外殼21、一氣缸22、一出釘座23、一 扳機組24，及一保險件25。該外殼21具有容置該氣缸22 的一殼座211、與該殼座211連接的一握柄212，及依循該 a又座211與該握柄212連通該氣缸22與外界的一氣道2 J 3 。該出釘座23是與該殼座211 —端部連結且與該氣缸22連 通。該扳機組24是樞設在該殼座211與該握柄212間，並 具有可偏擺的一作動内片241與一扳機242。該保險件25 具有穿出該出釘座23的一觸壓端251，及朝向該作動内片 241的一推壓端252。 該開關閥組3具有沿擊釘發方向設置在該機體2握柄 212的一第一開關閥31與一第二開關閥32，及分別容置在 該第一開關閥31與該握柄212間、該第二開關閥32與該 200918254 握柄212間的一第一彈性元件33與一第二彈性元件34。哕 第一開關閥31是通過該氣道213，且受該第一彈性元件33 的彈力與一外力作用，在該機體2握柄212内的一氣流封 阻位置（如圖5)與一氣流釋放位置（如圖2)間位移。該第二開 關閥32是通過該氣道213，且可受迫於該扳機組24，釋放 氣流流向該第一開關閥31。 一該釘匣4疋與該機體2出釘座23銜接，並具有相互滑 合且界定出—釘道4〇的一匡座41與一匡蓋42 ,及滑行於 讀道4G的-推針片43。該匿座41與匿蓋42分別呈有形 成在：邊側411、421且鄰近該出釘座23的一缺口 412、 422。該推釘片43是由遠離該出釘座η的一下 鄰接該出釘庙π έΛ , m £ 上死點位置（如圖5)位移，並具有朝該 大出的一勾抵部43 1。 °亥k制組5具有—止擋片5 ^、—二 作動桿，及-復位件62。 “無性兀件52、- ，二2 51是樞設在該£座41内且鄰近該出釘座23 4;:::該Γ23的—第—端部511、反向於該第 臂513。 帛-端部512,及朝該E蓋42突出的—力 該第二彈性元件5 2 41間，使該止擔片51 a^二端部512與該厘座 外力作用，在疋欠该第三彈性元件52的一彈力與 動。 圖3)共—空放位置（如圖6)間旋 該作動桿61是沿擊釘 穿置在該機體2而位於該第 200918254 二關…該止播…，並具有抵靠該第—開關闕 31的一弟一端611，及朝向該止擋片5-1的—第二端Η]。 該復位件62是柩設在該作動桿61上，且穿置在兮 座41與該匣蓋42的缺口 412、422内β 當該針ϋ 4内的釘道40充填有穿釘時，該推針片幻 會因為尚未達到上死點位置，而無法以該勾抵冑200918254 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to the nailing of the . #针针抢, especially refers to - prevention of air strikes [Prior Art], _ / read Figure 1, taking the general nailing 1 as an example 'mainly contains - the body u nails 12, and a bumper 13. The body grip 111, an oxygen supply, an 扒 得 了 、 、 、 、 、 、 、 、 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸 气缸The handle U1 is held at 5 liters and the airflow can be controlled, and the valve stem 114 is pivoted on the handle and the action can be fired - the inner slide 115 and the trigger ι ΐ 6. The nails are: The needle hub (1) is connected to 'and has a push pin (not shown) to push into the push-out seat 113 - push (four) (2), and a convex portion 122 formed on the pusher member (2) opposite to the nail holder (1) The bumper 13 has a contact (four) 131 protruding from the nail holder 113 and a push end 132 that extends in reverse to abut against the actuating inner piece 115. Thereby, when the bumper 13 touches a workpiece against the workpiece When the surface is displaced upward and the pressing end 132 is pressed against the action W 115 toward the rod 114, the trigger 116 can be pressed again, and the rod 114 can be pressed to change the direction of the air pressure to generate a shot. When the pusher member 121 is displaced to the vicinity of the nail holder 113, and the convex portion 122 blocks the bumper 13, the bumper 13 is pressed even if it is forced The working surface can not be displaced, and of course, the firing action cannot be completed. Therefore, the user can be informed that the nail storage amount in the magazine 12 is close to 〇200918254, and it is necessary to add the nails in the row. The above-mentioned critical space _ to empty needle does not hit the purpose, although the wide 3 can still have the following defects at the time and need to be solved: , ',,, but it is actually used due to the bumper 13 and the convex portion buffer displacement Therefore, in the user's ... wide rigid contact 'can not move, and the body u itself has a considerable weight of love 1 - no can be due to improper force, and the bumper 'users tend to the workpiece surface , not only will damage the heart = excessive force touch and the bumper 13 and the convex portion: wide 'deformation, affecting the _ nature of the action. When it is damaged [invention] Therefore, the object of the present invention, For the purpose of avoiding damage to components or work, it is necessary to prevent nails from being hit. The first shot is to connect with the spoon and the needle to prevent the air blow. The body and the body are a switch valve group and a nail g. The body has a flaw The gas-making city J, and the ancient... The wind-pressure flow-pulling unit. The switch group is a first switching valve and a second switching valve, so that the first switching valve is subjected to an external force' in the body. The position of the resistance & release the displacement between the positions, the second on-off valve is forced by the wrench (four), the release of the 虱 虱 抓 ° ° ° ° ° — — — — — — — — — — — 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 a pusher piece of the nail relative to the displacement of the body. The control stage has a - actuating rod pivoted between the cover and the middle of the nail, the stop piece being respectively subjected to an external force, and being adjacent to the The pushing piece of the body pushes the pushing piece to force the first closing valve, 200918254 and rotates to release the position of the actuating rod, so that the first opening and closing valve is respectively located at the airflow releasing position and the airflow sealing The position of the resistance is formed to form a nailable state and a nailing state. The effect of the invention is that the nail can be released or blocked by the first on-off valve in the case of nailed and nail-free conditions to achieve the purpose of nail-free and non-fire. The above and other technical contents, features and effects of the present invention will be apparent from the following detailed description of the preferred embodiments. Referring to Figures 2, 3 and 4, a preferred embodiment of the present invention for preventing nailing of air-fired shots comprises a body 2, a switch valve group 3, a magazine 4, and a control group 5. The shovel body 2 has a casing 21, a cylinder 22, a nail holder 23, a trigger unit 24, and a safety member 25. The housing 21 has a housing 211 for receiving the cylinder 22, a handle 212 connected to the housing 211, and an air passage 2 for communicating with the cylinder 22 and the outside according to the abutment 211 and the handle 212. 3 . The nail holder 23 is coupled to the end of the housing 211 and communicates with the cylinder 22. The trigger unit 24 is pivotally disposed between the housing 211 and the handle 212, and has a movable inner piece 241 and a trigger 242 that can be biased. The safety member 25 has a contact end 251 that passes through the ejection seat 23 and a pressing end 252 that faces the actuation inner piece 241. The switch valve group 3 has a first switch valve 31 and a second switch valve 32 disposed on the handle 212 of the body 2 in the direction of the nailing, and is respectively received in the first switch valve 31 and the handle 212. A first elastic member 33 and a second elastic member 34 are disposed between the second switching valve 32 and the 200918254 grip 212. The first switching valve 31 passes through the air passage 213, and is subjected to an elastic force of the first elastic member 33 and an external force, and is released in an airflow blocking position (Fig. 5) and an airflow in the grip 212 of the body 2. Displacement between positions (Figure 2). The second switching valve 32 passes through the air passage 213 and can be forced by the trigger unit 24 to release airflow to the first switching valve 31. A pin 匣 4 衔 is engaged with the body 2 ejector 23 and has a cymbal 41 and a cymbal cover 42 which are mutually slidably defined and defined as a nail path 4 ,, and a push pin 43 which slides on the read path 4G. . The concealing seat 41 and the concealing cover 42 are respectively formed on the side sides 411, 421 and adjacent to a notch 412, 422 of the ejection base 23. The pusher piece 43 is displaced from a position away from the ejector n by abutting the ejector π έΛ , m £ top dead center position (as shown in Fig. 5), and has an hooking portion 43 1 that is enlarged toward the upper end. The °K set 5 has a stop piece 5^, a two actuating lever, and a reset member 62. "The asexual element 52,-, 2 2 51 is pivoted within the block 41 and adjacent to the head holder 23 4;::: the - end portion 511 of the file 23, opposite to the arm 513帛-end portion 512, and a force protruding toward the E-cover 42 between the second elastic members 5 2 41, causing the stop piece 51 a 2 end portion 512 to act on the external force of the yoke An elastic force of the third elastic member 52. Figure 3) The common-vacuum position (as shown in Fig. 6) is rotated. The actuating rod 61 is placed along the nail body in the body 2 and is located at the end of the 200918254. And a first end 611 abutting against the first switch 阙 31 and a second end 朝向 facing the stop piece 5-1. The reset member 62 is disposed on the actuating lever 61. And being placed in the gaps 412, 422 of the cymbal 41 and the cymbal cover 42. When the nail channel 40 in the cymbal 4 is filled with the nail, the ejector may not reach the top dead center position. Can't get rid of this 胄
於該止措片51第一端部511，此時，該止播片Η的第 部川是受該第三彈性元件52的彈力作用，使該第一端部 5U正向旋動至該播止位置，並推頂該作動桿6ι連動兮第 -開關閥3!向圖面右侧位移，使該第一開關間3ι克服該 第一彈性元件33 _力位移至氣⑽放位置，： 狀態。 + J 在可擊釘狀態下，該保險件25觸壓端25ι可抵觸一工 件：面，而位移至以該_ 252迫抵該作動…41朝 δ亥弟—開關閥32貼近，此時，只須再按塵該扳機M2，就 可以觸壓該第二開關閥32釋放氣流流向該第一開關閥3卜 使氣流排導至外界，完成擊釘動作。 參閱圖5、圖6及圖7,當該釘g 4内穿釘耗盡時，該 '丁片43 ^因為達到上死點位置，以該勾抵部州迫抵該 止擋片4丨的力臂513，使該止擒片51的第二端部M2反向 旋動至該空放位置’而解除與該作動桿61第二端612的抿 :關係：此時’該作動桿61與該第一開關閥3ι會受該第 曰單I·生元件33的彈力作用向圖面左側位移，此時，該作動 杯61的第二端612會通過該止擋片51的第—端部511，且 200918254 態 該第-開關闕物移至氣流封阻位置，形成空擊釘狀 0 位釘狀態下，該保險件25同樣可受迫於該工件而 二多^抵該作動内片241朝該第二開關閥32貼近’且即 使按麼該扳機242,觸壓該筮-1 笫一㈣門，觸越該弟一開關閥32釋放氣流流向該 = = :，氣流仍然會受阻於該第—開關閥η，而無 ,4至外界，當然也無法完成擊發動作，藉此，可止知 使用者，該_ 4内的穿針存量已趨近於〇，必需補充。 =圖2、圖5’當補充穿㈣，會因為該£蓋42滑 脫呑亥E座41，及該推釘片斗3读雜兮μ = 死點位置的動作，使 ^蓋42的缺σ 422脫離該復位件^，而以邊側切迫抵 该復位件62連動該作動桿61與該第—開右 =，此時，該止擔…又受該第三彈性元件= 二=二止位置’並維持該第一開關間 穩疋於该氣流釋放位置，形成可擊釘狀態。 據上所述可知，本發明之預防介i k 列優點及功效： 預防工擊發的打釘搶具有下 本發明是藉由第—、第二開關閥31、32的設計，在不 限位該保險件25動作的情形下，達到缺不可打 抵觸工件及有釘狀態下，才能完成擊釘動作的目的，夢！ ’制雙開關間的設計理念，兼具有雙重安全機制，不但 不會相傷工件表面，能提昇施工品 件Μ的使用壽命，維持操作時的順暢性。^以该保險 以上所述只是本發明之較佳眚Vs f ;r ~r &个知/3之敉佳貫苑例而已，當不能以此 10 200918254 \ 限定本發明實施之範圍，即大凡依本發明申請專利範圍及 發明說明内容所作之簡單的等效變化與修飾，皆仍屬本發 明專利涵蓋之範圍内。 11 200918254 【圖式簡單說明】 圖1是一剖視圖，說明-般的打針搶； 圖2是一立體剖視圖， 釘搶的—較佳實施例；°树明-預防空擊發的打 該較佳實施例可擊針狀態的—立體剖視圖； 2疋該較佳實施例可擊釘狀態的-側視圖·’ ㈤5是該較佳實施例空擊釘狀態的一平面剖視圖； 圖該較佳實施例空擊針狀態的_立體剖視圖；及 圖7是該較佳實施例空擊釘狀態的—側視圖。 12 200918254 【主要元件符號說明】 2 .... ……機體 40.". .....釘道 21 ··· ……外殼 41 .... .....匣座 211 · ......殼座 411 ·· …··邊側 212 · ……握柄 412 ·· …··缺口 213 -------氣道 42···· ••…匣蓋 22··. ……氣缸 421 ·· .....邊側 23 ··· ......出釘座 422 ·· .....缺口 24··· .......扳機組 43 ·… .....推釘片 241 .......作動内片 431 · ••…勾抵部 242 .......扳機 5 .··· .....控制組 25··' .......保險件 51 ··· ••…止擋片 251 _ .......觸壓端 511 · …· ·第一端部 252 -推壓端 512 · .....第二端部 3 — .......開關閥組 513 ·· •…力臂 31 ·· .......第一開關閥 52···· …·.第三彈性元件 32·· .......第二開關閥 61 ···· .....作動桿 33·· .......第一彈性元件 611 · •…·第一端 34·· .......第二彈性元件 612 · .....第二端 /| * * · .......釘匿 62·… ••…復位件 13At the first end portion 511 of the stop piece 51, at this time, the first portion of the stop piece is subjected to the elastic force of the third elastic member 52, and the first end portion 5U is rotated forward to the broadcast. Stopping the position and pushing the actuating lever 6ι to align the first-switching valve 3! to the right side of the drawing, so that the first switch 3π overcomes the displacement of the first elastic member 33_force to the gas (10) position: . + J In the nailable state, the contact end 25ι of the safety member 25 can resist a workpiece: face, and is displaced to the _ 252 to force the action ... 41 toward the δ hai - the switch valve 32, at this time, Only by pressing the trigger M2 again, the second switching valve 32 can be pressed to release the airflow to the first switching valve 3 to discharge the airflow to the outside to complete the nailing action. Referring to FIG. 5, FIG. 6 and FIG. 7, when the nails in the nail g 4 are exhausted, the 'butyl sheet 43 ^ reaches the top dead center position, and the hook state is forced to reach the stop sheet 4 丨. The force arm 513 causes the second end portion M2 of the stagnation piece 51 to be reversely rotated to the vacant position ' to release the 与: relationship with the second end 612 of the actuating lever 61: at this time, the actuating lever 61 and The first switching valve 3 ι is displaced to the left side of the drawing by the elastic force of the third unit I. The third end 612 of the operating cup 61 passes through the first end of the stopping piece 51. 511, and 200918254, the first switch object is moved to the airflow blocking position, and the safety member 25 is also forced to the workpiece to be more than the movable inner piece 241. Close to the second on-off valve 32 and even if the trigger 242 is pressed, the 筮-1 笫 (4) door is touched, and the gas flow is turned over to the == : :, the air flow is still blocked by the The first-on-off valve η, without, 4 to the outside, of course, can not complete the firing action, thereby stopping the user, the needle inventory in the _ 4 has approached 〇, must be added. = Figure 2, Figure 5's when the supplement is worn (4), because the cover 42 slips off the E-frame 41, and the push-pin bucket 3 reads the miscellaneous μ = the position of the dead point, so that the cover 42 is missing σ 422 is detached from the resetting member ^, and the side of the actuating lever 61 is interlocked with the resetting member 62 and the first opening right=, at this time, the stopping member is again subjected to the third elastic member=two=two Position 'and maintain the first switch between the airflow release position to form a stapleable state. According to the above description, the advantages and effects of the prevention and treatment of the present invention are as follows: The invention is based on the design of the first and second on-off valves 31, 32, and the insurance is not limited. In the case of the action of the piece 25, the purpose of the nailing action can be completed, and the purpose of the nailing action can be completed. The design concept of the double switch room has a double safety mechanism, which not only will not damage the surface of the workpiece, but also improve the service life of the construction parts and maintain the smoothness of the operation. ^The above insurance is only the preferred 眚Vs f of the present invention; r ~r & 知 / / 3 敉 敉 苑 苑 苑 , , , , , , , , , , , , , , , , , , 2009 2009 2009 2009 2009 2009 2009 2009 2009 2009 2009 2009 2009 2009 2009 The simple equivalent changes and modifications made by the scope of the invention and the description of the invention are still within the scope of the invention. 11 200918254 [Simplified illustration of the drawings] Fig. 1 is a cross-sectional view showing a general needle plucking; Fig. 2 is a perspective sectional view showing a preferred embodiment of the smashing-preventing method 3 is a cross-sectional view of the squeezable state of the stylus; 2 侧视图 5 is a plan sectional view of the state of the air ram of the preferred embodiment; A perspective view of the pinning state; and Fig. 7 is a side view of the state of the air striker of the preferred embodiment. 12 200918254 [Description of main component symbols] 2 .... ...... body 40.". ..... nail road 21 ··· ...... housing 41 .... ..... 211 211 · . .....Sheet 411 ····· Side 212 · ......Handle 412 ·····Gap 213 ------- Airway 42···· ••...匣22·· . . . Cylinder 421 ····. Side 23 ··· ...... Nail 422 ···..Gap 24····......Twisting unit 43 ·..... push the nail piece 241.......actuate the inner piece 431 ·••...hook part 242 .......trigger 5 ........ 25··' .......Insurance 51 ··· ••...stop piece 251 _ .......touch end 511 · ...· · first end 252 - push end 512 ·.....Second end 3 - ....... Switching valve group 513 ···... Force arm 31 ··....... First switching valve 52······ .The third elastic member 32··.......the second switching valve 61····.....the actuating lever 33··.......the first elastic member 611 ·•...· First end 34··.......Second elastic element 612......Second end/|**........Nail 62....••...Reset member 13