Frequency conversion type automatic tension device of extension band type conveyor
A technology of automatic tensioning device and conveyor, applied in the direction of conveyor, transmission device, transmission device parts, etc., can solve problems such as inability to automatically adjust, high tension at the separation point, broken belt or damage to the automatic tensioning device, etc.
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[0036] Examples:
[0037] This device can choose three modes: automatic, manual, and retractable
[0038] Automatic working mode: In the automatic working state, when the telescopic belt conveyor sends out three different working conditions signals of the starting phase, the running phase and the stopping phase, the belt tension can be automatically adjusted, and the tension can also be adjusted according to different working conditions The speed is adjusted automatically.
[0039] Manual working mode: In manual working state, the tension can be increased or decreased by tightening the belt or loosening the belt button. In order to prevent the conveyor belt from being piled up, the belt tension cannot be lower than the lower limit of the tension in the manual working state.
[0040] Take-up working mode: In the working state of taking-up, this device works with the retracting device of the retractable belt conveyor. When the automatic tensioning device receives the signal from the hos...
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