傳動結(jié)構(gòu)原理　當(dāng)壓縮空氣從圖1所示A管咀進(jìn)入氣動執(zhí)行器時(shí)，氣體推動雙活塞向兩端（缸蓋端）直線運(yùn)動，活塞上的齒條帶動旋轉(zhuǎn)軸撒謊功能的齒輪逆時(shí)針方向轉(zhuǎn)動90C，閥門即被打開。此時(shí)氣動執(zhí)行閥兩端的氣體隨B官咀排出。反之，當(dāng)壓縮空氣從圖1所示B官咀進(jìn)入氣動鈕虧為盈行器的兩端時(shí)，氣體推動雙活塞向中間直線運(yùn)動，活塞上的齒條帶動旋轉(zhuǎn)軸撒謊能夠的齒輪順時(shí)針方向轉(zhuǎn)動90C，閥門即被關(guān)閉?！〈藭r(shí)氣動執(zhí)行器中間的氣體隨A管咀排出。以上為標(biāo)準(zhǔn)型的傳動原理。根據(jù)用戶需求，氣動執(zhí)行器可裝置成與標(biāo)準(zhǔn)型相反的傳動原理，即選準(zhǔn)軸順時(shí)針方向轉(zhuǎn)動為開啟閥門，逆時(shí)針方向轉(zhuǎn)動為關(guān)閉閥門?！巫饔茫◤椈蓮?fù)位型）氣動執(zhí)行器A管咀為進(jìn)氣口，B管咀為排氣孔（B管咀應(yīng)安裝消聲器）。A管咀進(jìn)氣為開啟閥門，斷氣時(shí)靠彈簧力關(guān)閉閥門。雙作用式輸出扭矩表規(guī)格項(xiàng)目輸出扭矩(N.m)0.4MPa0.5MPa0.6MPa0.7MPaGT5215.619.523.427.3GT6323.22934.840.6GT8356708498GT110112.8141169.2197.4GT127220275320385GT160440550660770GT19073491711011284GT210948118514221659GT2541740217526103045單作用式輸出扭矩表型號彈簧扭矩彈簧復(fù)位扭矩0.4MPa0.5MPa0.6MPa0.7MPaGT52KK24.08.912.816.720.7K36.05.69.513.417.3K48.02.36.210.114.0K510.02.96.810.7K612.019.83.57.4GT63KK26.414.015.225.631.4K39.69.410.621.026.8K412.84.86.016.422.2K516.01.411.817.6K619.27.213.0GT83KK212.834.848.862.876.8K319.224.238.252.266.2K425.613.627.641.655.6K532.03.017.031.045.0K638.46.420.434.4GT110KK230.565.393.5121.7149.9K345.741.669.898.0126.2K460.917.946.174.3102.5K576.222.350.578.7K691.4136.026.855.0GT127KK250.094.0191.0246.0301.0K375.052.0149.0204.0259.0K4100.010.0107.162.0217.0K5125.065.0120.0175.0K6150.023.078.0133.0GT160KK2104.0284.5394.5504.5614.5K3156.0206.7316.7426.7536.7K4208.0129.0238.0349.0459.0K5260.051.2161.2271.2381.2K6312.083.5193.5303.5GT210KK2212.8640.4877.41114.41351.4K3319.2486.6723.6960.61197.6K4425.6332.8569.8806.81043.8K5532.0179.0416.0653.0890.0K6638.425.2262.2499.2736.2GT254KK2452.01002.01437.01872.02307.0K3678.0633.01068.01503.01938.0K4904.0264.0699.01134.01569.0K51130.0330.0765.01200.0K61356.0396.0831.0特點(diǎn)：1、緊湊的雙活塞齒條式結(jié)構(gòu)，嚙合精確，效率高，輸出扭矩恒定。2、鋁制缸體、活塞及端蓋，與同規(guī)格結(jié)構(gòu)的執(zhí)行器相比重量最輕。3、缸體為擠壓鋁合金，經(jīng)硬質(zhì)陽極氧化處理，內(nèi)表面質(zhì)地堅(jiān)硬，強(qiáng)度，硬度高。采用低摩擦材料制成的滑動軸　　承，避免了金屬間的相互直接接觸，摩擦系數(shù)低，轉(zhuǎn)動靈活，使用壽命長。4、氣動執(zhí)行器與閥門連接符合ISO5211標(biāo)準(zhǔn)5、氣源孔符合NAMUR標(biāo)準(zhǔn)。6、氣動執(zhí)行器底部軸裝配孔（符合ISO5211標(biāo)準(zhǔn)）成雙四方形，便于帶方桿的閥線性或45 轉(zhuǎn)角安裝。7、輸出軸的頂部和頂部的孔符合NAMUR標(biāo)準(zhǔn)。8、兩端的調(diào)整螺釘可調(diào)整閥門的開啟角度。9、相同規(guī)格的有雙作用式、單作用式（彈簧復(fù)位）。10、可根據(jù)閥門需要選擇方向，順時(shí)針或逆時(shí)針旋轉(zhuǎn)。11、根據(jù)用戶需要安裝電磁閥、定位器（開度指示）、回信器、各種限位開關(guān)及手動操作裝置。外形及連接尺寸表（見圖及表格）