Friday, August 24, 2012

Click to the value of the running of library of bronze knife

The foundry industry ofbronze sculpture in the Han Dynasty differed in nature form the bronze sculpturein the peak of Shang and Zhou of the Bronze Age.
 Stable and reliable performance on the PLC control program can be compiled by themselves, as long as the correct handling of communication between a good PLC and CNC control requirements can be achieved, the program can be divided into two steps to achieve the bronze knife library rent first position, and then the fine positioning. The bronze sculpture in more areas followed the features of Warring States Period and Qin.  First step is to let the bronze knife library to locate. that is, according to the part program requirements Bronze knife library should go to wrap a number of bronze knife device and its control by the PLC program to calculate the angle of rotation of the bronze knife library and notify the CNC Click to the value of the running of library of bronze knife.
 CNC control bronze knife library running in place, immediately notify the PLC, bronze knife library coarse positioning is completed. The second step is to make the bronze knife library fine positioning when the rough location of the PLC received a CNC issued a bronze knife library in place signal, the PLC immediately begin to compare the output values of the two fine positioning switch and notify the CNC low-speed operation of a bronze knife, until the fine positioning in place from the above analysis, in terms of hardware or software, or speak from the control technology can achieved, so the program is feasible. Dynasties filled in the bronze sculpturein the same kin by degrees. the bronze knife positioning control of the library hardware is a bronze knife library fine positioning sensor switch selection of fine positioning accuracy is relatively high, so the choice of the German Baruch Cardiff produced by sensor switch.
The maximum output current of 10mA (minimum lmA) of such switches with high sensitivity, strong anti-interference performance, with a linear amplification performance requirements of the operating temperature a l The 00C - +600 C. 2. fine positioning switch installation of two fine positioning switch installation is very particular. requirements installed slight change can cause the output of the two switches in mechanical have a greater change in position the two switch sensor surface is a cylindrical surface of the circular bronze pocket Besides, with the development of lacquer and pottery, the bronze sculpturewere replaced.  cylindrical surface of the two sensor switch is relatively bronze adjustable distance, while the relative position between the two adjustable to ensure its high sensor sensitivity.

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