樟树镇矿石用M-5RK90A-A数字气压表
步进电机的基本参数:
(1)步进电机固有步距角: 它表示控制系统每发一个步进脉冲信号,步进电机所转动的角度。步进电机出厂时给出了一个步距角的值,如86BYG250A型电机给出的值为0.9°/1.8°(表示半步工作时为0.9°、整步工作时为1.8°),这个步进电机步距角可以称之为‘电机固有步距角’,它不一定是步进电机工作时的实际步距角,实际步进电机步距角和步进电机驱动器有关。
(2)步进电机相数: 是指电机内部的线圈组数,目前常用的有二相、三相、四相、五相步进电动机。电机相数不同,其步距角也不同,一般二相电机的步距角为0.9°/1.8°、三相的为0.75°/1.5°、五相的为0.36°/0.72° 。步进电动机增加相数能提高性能,但步进电机的结构和驱动电源都会更复杂,成本也会增加。
樟树镇矿石用M-5RK90A-A数字气压表
这些现象对轴瓦造成的损坏都是很严重的。所以在维修安装时要认真仔细的清理清洗和检查。劣质润滑油的润滑效果和散热效果达不到要求,使轴瓦和轴磨损加剧,运动表面温度过高造成轴瓦的合金熔化而损坏,同时劣质润滑油的杂质较多机油滤芯很快被堵塞,含有杂质的润滑油不经滤清直接进入运动表面,进一步加速了轴和轴瓦的损坏。所以购买和更换润滑油时一定要按规定严格地控制润滑油的质量,按规定选用润滑油。不移动异物对轴和轴瓦造成的损坏:有较大的异物夹在轴瓦和与瓦安装孔内壁之间,轴瓦的运动表面就会产生凸点,当轴运转时,异常磨损就会从凸点上开始,而且向周边扩展,造成轴和轴瓦的早期损坏;如有较大异物在轴瓦的运动面和轴之间,安装后就会嵌入轴瓦的合金层中,运转时在损坏轴的同时也损坏轴瓦;轴和瓦及安装孔等与其相关的零件如有碰磕凹凸点都会对轴和瓦造成损坏或损伤。
EVL120-3-K6
EVL120-4-K6
EVL120-5-K6
EVL120-7-K6
EVL120-10-K6
EVL120-16-K9
EVL120-20-K9
EVL120-25-K9
EVL120-28-K9
EVL120-30-K9
EVL120-35-K9
EVL120-40-K9
EVL120-50-K9
EVL120-70-K9
EVL120-100-K9
EVL155-3-K6
EVL155-4-K6
EVL155-5-K6
EVL155-7-K6
EVL155-10-K6
EVL155-16-K9
EVL155-20-K9
EVL155-25-K9
EVL155-28-K9
EVL155-30-K9
EVL155-35-K9
EVL155-40-K9
EVL155-50-K9
EVL155-70-K9
EVL155-100-K9
EVS60-3-K6
EVS60-4-K6
EVS60-5-K6
EVS60-7-K6
EVS60-10-K6
EVS60-16-K9
EVS60-20-K9
EVS60-25-K9
EVS60-28-K9
EVS60-30-K9
EVS60-64-K12
EVS60-80-K12
EVS60-100-K12
樟树镇矿石用M-5RK90A-A数字气压表

樟树镇矿石用M-5RK90A-A数字气压表
与铜电极相比,石墨电极具有电极消耗小、加工速度快、机械加工性能好、加工精度高、热变形小、重量轻、表面处理容易、耐高温、加工温度高、电极可粘结等优点。尽管石墨是一种非常容易切削的材料,但由于用作EDM电极的石墨材料必须具有足够的强度,以免在操作和EDM加工过程中受到破坏,同时电极形状(薄壁、小圆角、锐变等)也对石墨电极的晶粒尺寸和强度提出了较高要求,这导致在加工过程中石墨工件容易崩碎,刀具容易磨损。刀具磨损是石墨电极加工中最重要的问题。

樟树镇矿石用M-5RK90A-A数字气压表
刀臂电机 G11V200S-M20 G11V200S-M18 台湾SESAME排屑电机
刀臂电机 G11V200S-M20 G11V200S-M18 台湾SESAME排屑电机
台湾SESAME减速马达 刹车电机 G11V200S-M20 G11V200S-M18
G11V100S-3;G11V100S-5;G11V100S-10;G11V100S-15;G11V100S-20;G11V100S-30;G11V100S-40;G11V100S-50; G11V100S-60; G11V100S-75;G11V100S-90;
GE11V100S-60; GE11V100S-75;GE11V100S-90;
G12V100S-75; G12V100S-90; G12V100S-100;G12V100S-120;G12V100S-150; G12V100S-165;
GE12V100S-75;GE12V100S-90;GE12V100S-100;GE12V100S-120;GE12V100S-150;GE12V100S-165;
G11V200S-3; G11V200S-5; G11V200S-7.5; G11V200S-10; G11V200S-15; G11V200S-20; G11V200S-25; G11V200S-30; G11V200S-40; G11V200S-50; G11V200S-60;G11V200S-75; G11V200S-90;
GE11V200S-50; GE11V200S-60;GE11V200S-75; GE11V200S-90;
G12V200S-20; G12V200S-30; G12V200S-40; G12V200S-50; G12V200S-60; G12V200S-75; G12V200S-80; G12V200S-90; G12V200S-100; G12V200S-120; G12V200S-150; G12V200S-165;
GE12V200S-100; GE12V200S-120; GE12V200S-150; GE12V200S-165;
G13V200S-100; G13V200S-120; G13V200S-150; G13V200S-165; G13V200S-180;
G12V400S-3; G12V400S-5; G12V400S-7.5; G12V400S-10; G12V400S-15; G12V400S-20; G12V400S-25; G12V400S-30; G12V400S-40; G12V400S-50; G12V400S-60; G12V400S-75; G12V400S-90;
GE12V400S-50; GE12V400S-60; GE12V400S-75; GE12V400S-90;
G13V400S-50;G13V400S-60;G13V400S-75;G13V400S-90;G13V400S-100;G13V400S-120;G13V400S-150;G13V400S-165;G13V400S-180;
G14V400S-100;G14V400S-120;G14V400S-150;G14V400S-165;G14V400S-180;
G13V750S-3;G13V750S-5;G13V750S-10;G13V750S-15;G13V750S-20;G13V750S-25;G13V750S-30V40;G13V750S-50;G13V750S-60;G13V750S-75;G13V750S-90;
G14V750S-30;G14V750S-40;G14V750S-50;G14V750S-60;G14V750S-75;G14V750S-80;G14V750S-90;G14V750S-100; G14V750S-120;G14V750S-150;G14V750S-180;
G15V750S-80;G15V750S-100;G15V750S-120;G15V750S-150;G15V750S-200;
G14V1500S-3;G14V1500S-5;G14V1500S-10;G14V1500S-15;G14V1500S-20;G14V1500S-25;G14V1500S-30;G14V1500S-40;G14V1500S-50;G14V1500S-60;
G15V1500S-50;G15V1500S-60;G15V1500S-75;G15V1500S-80;G15V1500S-90;G15V1500S-100;
G14V2200S-3;G14V2200S-5;G14V2200S-10;G14V2200S-15;G14V2200S-20;G14V2200S-25;G14V2200S-30;G14V2200S-40;
G15V2200S-3;G15V2200S-5;G15V2200S-10;G15V2200S-15;G15V2200S-20;G15V2200S-25;G15V2200S-30;G15V2200S-40;G15V2200S-50;G15V2200S-60;G15V2200S-75;G15V2200S-80;G15V2200S-90;G15V2200S-100;