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开环控制数控系统
这类数控系统不带检测装置,也无反馈电路,以步进电动机为驱动元件。cnc装置输出的进给指令(多为脉冲接口)经驱动电路进行功率放大,转换为控制步进电动机各定子绕组依此通电/断电的电流脉冲信号,驱动步进电动机转动,再经机床传动机构(齿轮箱,丝杠等)带动工作台移动。这种方式控制简单,价格比较低廉,从70年代开始,被广泛应用于经济型数控机床中。
sdcs-pin-48
sdcs-pin-41
sdcs-pin-46
sdcs-fis-31
sdcs-fex-2a
sdcs-pin-41a
sdcs-pin-51
ac-pin-51
sdcs-pin-205b
sdcs-ucm-1-coat
sdcs-fep-1-coat
sdcs-pin-11
sdcs-mem-8-256mb
d2e160-ah02-15
sdcs-pow-4
tv918-1500-28
tv989-2700-28
t918-1770-18
t918-2000-18
sdcs-dsl-4
vvzf-70-16
sdcs-com-81
sdcs-com-82
sdcs-pin-46-coat
sdcs-ioe2
sdcs-ioe-2
sdcs-ucm-1
ngdr-02c
nrfc-77
nxpp-01
ndpi-02
asfc-01c
abrc-01c
sint4610c
sint4510c
sdcs-dsl-4
apow-01c
dcf503a-0050
sdcs-con-3a
sdcs-con-3b
sdcs-con-2a
sdcs-pow-1c
tv918-1500-28nko
tv989-2700-28nko
5stp45n2800
5stp45q2800
aint-14c
apow-01c
adpi-01
dcf504b-0050
rmio-11c
rmio-01c
rdcu-12c
rdcu-02c
sdcs-pin-48
5stp16f2400
5stp18f1800
5stp17f2201