銷售FESTO液壓緩沖缸,費斯托設計圖

緩沖液壓缸，是具有緩沖功能的液壓缸，是種公開的置于挖掘機的液壓缸中的液壓缸緩沖裝置，該液壓缸緩沖裝置阻止活塞與端凸緣碰撞并吸收碰撞產生的沖擊。由于設置該緩沖裝置，即使在外力施加在液壓缸上，不會發生壓力高于液壓缸的設計強度的情況。
在設在液壓缸中的液壓缸緩沖裝置中，該液壓缸包括構成液壓油的收集室的管子，進行直線運動的桿，固定在桿上、并分隔了管子的收集室的活塞，和端凸緣，該液壓缸緩沖裝置包括裝在桿上與活塞接近的緩沖套，如果在桿的直線運動中活塞接近桿側端凸緣，在桿側室中產生預定的緩沖壓力，還包括設在緩沖套上的彈性體，阻止活塞與桿側端凸緣碰撞并通過其彈性吸收沖擊。
用理想(xiang)曲線(xian)(xian)實(shi)(shi)現液壓(ya)缸的(de)緩(huan)(huan)沖(chong)(chong)(chong)定(ding)(ding)(ding)位(wei)問題(ti)。理論分析、仿(fang)真(zhen)及(ji)實(shi)(shi)驗證明：理想(xiang)曲線(xian)(xian)是(shi)實(shi)(shi)現液壓(ya)缸緩(huan)(huan)沖(chong)(chong)(chong)定(ding)(ding)(ding)位(wei)的(de)*曲線(xian)(xian)，用理想(xiang)曲線(xian)(xian)實(shi)(shi)現液壓(ya)缸的(de)緩(huan)(huan)沖(chong)(chong)(chong)定(ding)(ding)(ding)位(wei)，在伺服控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)的(de)條(tiao)件下定(ding)(ding)(ding)位(wei)精度可(ke)達(da)±0.02mm，定(ding)(ding)(ding)位(wei)時壓(ya)力沖(chong)(chong)(chong)擊(ji)小(xiao)，緩(huan)(huan)沖(chong)(chong)(chong)定(ding)(ding)(ding)位(wei)的(de)行(xing)程和初速(su)度可(ke)根據(ju)需要任意設定(ding)(ding)(ding)，解(jie)決了定(ding)(ding)(ding)位(wei)精度和工作(zuo)速(su)度之間(jian)的(de)矛盾，既(ji)提(ti)高了定(ding)(ding)(ding)位(wei)又提(ti)高了工作(zuo)效率。理想(xiang)曲線(xian)(xian)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)的(de)對(dui)象(xiang)是(shi)液壓(ya)系統。要實(shi)(shi)現緩(huan)(huan)沖(chong)(chong)(chong)定(ding)(ding)(ding)位(wei)有兩(liang)種(zhong)手段(duan)，種(zhong)是(shi)比例(li)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)系統，另種(zhong)是(shi)伺服控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)系統。伺服控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)的(de)效果(guo)要好(hao)于比例(li)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)。在控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)衍也有兩(liang)種(zhong)方式(shi)：PID控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)器和自組(zu)織(zhi)模(mo)糊控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)器。用高次曲線(xian)(xian)作(zuo)為輸入信號，用PID控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)器作(zuo)為控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)算法，對(dui)伺服系統進(jin)行(xing)實(shi)(shi)驗，得(de)到上升(sheng)時間(jian)0.2秒，超(chao)調量(liang)7﹪以內(nei)，定(ding)(ding)(ding)位(wei)精度±0.02MM。

銷售FESTO液壓緩沖缸,費斯托設計圖
單位行程的zui大能量消耗  32 J  
每小時的zui大能源消耗  40,000 J  
zui大殘余能量  0.16 J  
產品重量  280 g  
安裝類型  帶鎖定螺母  
密封件的材料信息  NBR  
外殼的材料信息  鋼
經過電鍍
尺寸  16  
行程  20 mm  
緩沖  可調節
硬特性
復位時間短  0.4 s  
復位時間長  1 s  
環境(jing)溫度  0 - 80 °C