2015年3月23日星期一

plc cpu machine control technologies more economic sense

Vertical machines require a higher degree of automation is a mechanical and electrical equipment , generally used in the  Nanda Plc logic controllers metallurgical industry , car manufacturing all kinds of large workpieces ; it usually uses electronic control system failure rate relay logic control, equipment , long maintenance cycle . With the advancement of technology, this type of control system has shown a growing number of drawbacks. In recent years, PLC automatic control machines in industrial applications more widely , it is out of the control of the comprehensive advantages in performance , group, machine cycles and hardware costs and other aspects of the performance of other industrial products are difficult to compare . If PLC control technology for these systems to implement reform , the universal technical and economic significance.
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    Original equipment for manual operation , according to the department's recommendation to maintain the transformation of the Nanda Plc controller manufacturers  former equipment man-machine interface in the transformation of the original program , which can effectively reduce the misuse of equipment personnel , the equipment does not cause the accident rate in the post- transformation increased.
Workbench transmission system relies on hydraulic unit solenoid valve to achieve, constantly changing the transmission ratio by mechanical transmission components , to achieve the purpose of changing the speed of the table . Its variable speed operation is quite complicated , we must let the host parking , selected speed , micro gear back together again Guadang bite , and finally restart. According to the site load calculation and theoretical analysis, the way to retain the main drag .

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