SMC节流阀,SMC单向阀,smc代理
SMC节流阀的性能要求 : 对节流阀的性能要求是:·流量调节范围大,流量一压差变化平滑;
·内泄漏量小,若有外泄漏油口,外泄漏量也要小;
·调节力矩小,动作灵敏。
节流阀(Choke valve)的外形结构与截止阀并无区别,只是它们启闭件的形状有所不同。节流阀的启闭件大多为圆锥流线型,通过它改变通道截面积而达到调节流量和压力。节流阀供在压力降极大的情况下作降低介质压力之用。
介质在节流阀瓣和阀座之间流速很大,以致使这些零件表面很快损坏-即所谓气蚀现象。为了尽量减少气蚀影响,阀瓣采用耐气蚀材料(合金钢制造)并制成顶尖角为140~180的流线型圆锥体,这还能使阀瓣能有较大的开启高度,一般不推荐在小缝隙下节流。
SMC节流阀的工作时,是利用弹簧的压力来调节、控制液压油的压力大小。可以看到:当液压油的压力小于工作需要压力时,阀芯被弹簧压在液压油的流入口,当液压油的压力超过其工作允许压力即大于弹簧压力时,阀芯被液压油顶起,液压油流入,从图示方向右侧口流出,回油箱。液压油的压力越大,阀芯被液压油顶起得越髙,液压油经溢流阀流回油箱的流量越大o如过液压油的压力小于或等于弹簧压力,则阀芯落下,封住液压油进口。由于油泵输出的液压油压力固定,而工作油缸用液压油的压力总要比油泵输出液压油压力小,所以正常工作时总会有一些液压油从溢流阀处流回油箱,以保持液压油缸的工作压力平衡、正常工作。由此可见,直动式溢流阀的作用是能够防止液压系统中的液压油压力超出额定负荷,起安全保护作用。
SMC节流阀,SMC单向阀,smc代理
SMC AS2200F-02-08-S
SMC AS2200-N01
SMC AS2200-N01-SD
SMC AS2200-N02-SD
SMC AS2201-01-F06S
SMC AS2201-01-F06SK
SMC AS2201-01-F08S
SMC AS2201-02-F06S
SMC AS2201-02-F08S
SMC AS2201-02-F10S
SMC AS2201F-01-01SA
SMC AS2201F-01-03S
SMC AS2201F-01-03SA
SMC AS2201F-01-03SD
SMC AS2201F-01-04
SMC AS2201F-01-04S
SMC AS2201F-01-04SA
SMC AS2201F-01-04SD
SMC AS2201F-01-04SK
SMC AS2201F-01-04ST
SMC AS2201F0104SX35
SMC AS2201F-01-06
SMC AS2201F-01-06K
SMC AS2201F-01-06N
SMC AS2201F-01-06S
SMC AS2201F0106S214
SMC AS2201F-01-06SA
SMC AS2201F-01-06SD
SMC AS2201F-01-06SK
SMC AS2201F0106SK26
SMC AS2201F-01-06SN
SMC AS2201F-01-06ST
SMC AS2201F0106SX15
SMC AS2201F0106SX35
SMC AS2201F0106SX36
SMC AS2201F0106X214
SMC AS2201F-01-07S
SMC AS2201F-01-07SA
SMC AS2201F-01-08
SMC AS2201F-01-08S
SMC AS2201F-01-08SA
SMC AS2201F-01-08SD
SMC AS2201F-01-08SK
SMC AS2201F-01-08SN
SMC AS2201F-01-08ST
SMC AS2201F-01-08W2
SMC AS2201F-01-09S
SMC AS2201F-01-09SN
SMC AS2201F-01-10S
SMC AS2201F-01-10SA
SMC AS2201F-01-10SD
SMC AS2201F-01-10SN
SMC AS2201F-0110X95
SMC AS2201F-01-23S
SMC AS2201F-01-23SA
SMC AS2201F-02-01S
SMC AS2201F-02-03S
SMC AS2201F-02-04S
SMC AS2201F-02-04SA
SMC AS2201F-02-04SD
SMC AS2201F-02-04SK
SMC AS2201F-02-06
SMC AS2201F-02-06S
SMC AS2201F-02-06SA
SMC AS2201F-02-06SD
SMC AS2201F-02-06SJ
SMC AS2201F-02-06SK
SMC AS2201F-02-06SN
SMC AS2201F-02-06ST
SMC AS2201F0206SX35
SMC AS2201F-02-06W2
SMC AS2201F-02-07S
SMC AS2201F-02-07SA
SMC AS2201F-02-08
SMC AS2201F-02-08N
SMC AS2201F-02-08S
SMC AS2201F0208S214
SMC AS2201F-02-08SA
SMC AS2201F-02-08SD
SMC AS2201F-02-08SK
SMC AS2201F-02-08SN
SMC AS2201F-02-08ST
SMC AS2201F0208SX35
SMC AS2201F-02-08W2
SMC AS2201F-02-09S
SMC AS2201F-02-09SA
SMC AS2201F-02-09SN
SMC AS2201F-02-10S
SMC AS2201F-02-10SA
SMC AS2201F-02-10SD
SMC AS2201F-02-10SK
SMC AS2201F-02-10SN
SMC AS2201F-02-10ST
SMC AS2201F-02-10W2
SMC AS2201F-02-11S
SMC AS2201F-02-11SA
SMC AS2201F-02-23SA
SMC AS2201F-06KN
SMC AS2201FE-0104SK
SMC AS2201FE-0106SK
SMC AS2201FE-0108SK
SMC AS2201FE-0110SK
SMC AS2201FE-0204SK
SMC AS2201FE-0206SK
SMC AS2201FE-0208SK
SMC AS2201FE-0210SK
SMC AS2201FG-01-04
SMC AS2201FG-01-04S
SMC AS2201FG-01-06S
SMC AS2201FG-01-08
SMC AS2201FG-01-08S
SMC AS2201FG-01-10S
SMC AS2201FG-01-23
SMC AS2201FG-02-04
SMC AS2201F-G02-04A
SMC AS2201FG-02-04S
SMC AS2201FG-02-06
SMC AS2201F-G02-06A
SMC AS2201FG-02-06S
SMC节流阀,SMC单向阀,smc代理
一、气动元件:
德国品牌:德国FESTO费斯托气动元件,德国宝德BURKERT电磁阀,英国海隆诺冠日本品牌:日本SMC气动元件,日本CKD喜开理气动元件,日本小金井气动元件意大利品牌:意大利UNIVER,意大利康茂盛美国品牌:美国ROSS,美国ASCO电磁阀,美国MAC电磁阀台湾:台湾MINDMAN金器,台湾AIRTAC亚德客
二、工控产品
德国品牌:德国PILZ皮尔兹继电器,德国IFM易福门传感器,德国海德汉HEIDENHAIN,德国P+F倍加福传感器,德国RENCON编码器,德国施克SICK,德国TURCK图尔克,德国HIRSCHMANN赫斯曼工业交换机。德国亨士乐,德国MURR穆尔,德国金钟默勒
日本品牌:日本欧姆龙OMRON传感器,日本神视SUNX,基恩士,日本奥普士,日本SUMTAK盛太克编码器,日本内密控编码器
美国品牌:巴士德BARKSDALE
三、液压元件
美国品牌:美国NUMATICS纽曼蒂克,美国PARKER派克气动液压,美国VICKERS威格士,美MOOG穆格,美国FAIRCHILD,美国POSEMOUNT罗斯蒙特,美国艾默生EMERSON,美国哈希HACH,美国丹尼逊液压元件,美国克力帕
德国品牌:德国HAWE哈威,德国REXROTH力士乐,德国HYDAC贺德克,德国E+H,德国博力谋BELIMO
日本品牌:日本油研YUKEN,日本不二越NACHI,日本黑田精工,日本丰兴TOYOOKI,日本大金液压DAIKIN,日本东机美
意大利:意大利ATOS阿托斯
SMC节流阀,SMC单向阀,smc代理