Pit & Quarry, July 2017
permits greater plant uptime while improving quality of end product according to Kleemann Not only can the crushing gap be completely adjusted via the touch panel electronic control unit but the calculation of the zero point is possible while the rotor is running This ability to accurately set the crusher apron from the control panel with automatic detection of zero point and target value setting saves time and improves the overall efficiency and handling of the crusher An example of the controls is adjusting the gap setting of the impact crusher Cameron says We used to spend at least 30 minutes a day adjusting our old crusher dragging out tools turning bolts and beating the thing and sweating Now there is no problem dropping in whatever they want the setting to be We dont have to use shims as gauges and we dont have to open the side inspection door and measure that setting each time It would be difficult and time consuming and frustrating If the gap opened up to an inch and a half and we were crushing 5 8 in we would have to make the decision whether it was worth being down for 30 minutes or an hour to readjust or just let it run with less production Cameron adds Now the setting is automatic quick and precise In the mornings while the machine is going through the gap setting process the guys can be moving around the machine inspecting and greasing Cameron says If you want the gap setting to be a half inch you set it a half inch If you want 11 16 in you get 11 16 in With the old machine an inch might be as precise as we could get This alone saves us two hours a week and depending on what size screen cloth were running easily 400 tons P Q Tom Kuennen is a freelance writer specializing in the construction energy and mining fields www expresswaysonline com Problem Solution Result CRUSH EVERY JOB TM AMERICAN MADE INNOVATION SINCE 1966 740 927 3464 800 837 3344 www screenmachine com pitandquarry com July 2017 PIT QUARRY 29
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