Wire breakage alarm device for silicon rod cutting

The utility model discloses a silicon rod cutting line breakage alarm device in the field of silicon rod cutting, which comprises two line rollers which correspond front and back, a line net is arranged between the two line rollers, an upper guide post and a lower guide post are respectively arranged on a side bracket I, the two guide posts are horizontally arranged, a weight is rotationally connected onto a side bracket II, and a wire mesh is arranged between the two line rollers. The second side support is provided with a guide arm extending to the front side line roller, at least one guide wheel is arranged on the guide arm at intervals, a vertical upper connecting column is correspondingly arranged above the front side line roller, an induction line is connected to the upper connecting column, and the induction line firstly winds around the guide wheels on the guide arm and then winds around the guide wheels on the guide arm. And the induction line is connected with the upper guide column or the lower gui