该设备的定尺控制是齿轮变速箱分配不同的转数到飞剪和矫直机，获得不同的定尺长度。
Gauging control of the equipment is that the gear speed changing box distributes different number of revolution to the flying shear and leveller, ensuring different cut-lengths.
着重介绍了使用旋转编码器与PLC相结合来提高定尺长度精度的方法。给出了PLC控制系统的硬件接线图及程序设计。
Meanwhile, in combination of the rotary coder and PLC is emphatically introduced, the hardware wiring diagram and the program design of the system are also given.
重点拟定和分析了切头和定尺剪切的长度给定环节、速度给定环节、位置控制和切换环节。
The length-given link, velocity-given link, position control and change-over link of cutting head and fixed length cutting have been emphatically analyzed and worked out.
该系统能够逻辑控制剪刃的运行规律，保证剪刃线速度与轧件线速度同步，保证剪切产品长度的定尺精度。
The system keeps the linear velocity of the shear blade in pace with that of the rolled piece and warrants the accuracy of the specified cut length.
并且可以根据阀体的大小，随意调节叶片长度，定尺切断。
And it can change cutting length follow to different size of fire damper optionally.
斯罗曼飞剪机是实现带钢定尺剪切的重要设备，其运行速度与带钢的长度和厚度有关。
SILMEN full-speed shearer is an important device for fixed-scale steel tape shearing. Its running speed is highly related to the length and thickness of the steel tape.
斯罗曼飞剪机是实现带钢定尺剪切的重要设备，其运行速度与带钢的长度和厚度有关。
SILMEN full-speed shearer is an important device for fixed-scale steel tape shearing. Its running speed is highly related to the length and thickness of the steel tape.
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