Extrusion formula coating machine coating situation early -warning system

The utility model discloses an extrusion formula coating machine coating situation early -warning system, include: optical fiber sensor A for the initial sum of coating stops the position when detecting the coating, optical fiber sensor B for the termination position of coating when detecting the coating, the high accuracy encoder for the coating displacement that detects optical fiber sensor A, Bchanges counting pulse into, the PLC controller for calculate the data of optical fiber sensor A, B and the collection of high accuracy encoder and draw that scribbling of pole piece is long, clearance and alignment metric, dangtu is long, clearance and alignment metric not when the technological requirement within range, then send alarm signal, man -machine interface for the technological requirement parameter of scribbling long, clearance and alignment metric to PLC controller input, and output real -time data, alarm device for the alarm output signal. The utility model discloses can gatherthe coating data of pole