Safety device utilizing energy consumption brake to realize overspeed protection of rotary table
A technology of overspeed protection and safety devices, which is applied in general control systems, program control and program control in sequence/logic controllers, and can solve problems such as weight increase, wear and tear, and complex structures
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[0015] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0016] refer to Figure 1-3 , a safety device that utilizes energy-consumption braking to realize the overspeed protection of a turntable, including a control system, the control system includes a frequency-voltage conversion circuit, a PLC controller, a brake interlock circuit, a driver, a motor and a position sensor, and the PLC controller can be Programmable logic controller, and the input terminal of the PLC controller is electrically connected with the ou...
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