Diamond wire pickling equipment and method capable of efficiently utilizing pickling solution

The invention discloses a diamond wire pickling device and method capable of efficiently utilizing a pickling solution, a diamond wire sequentially penetrates through a pickling tank, a flushing box, a cleaning box and a drying box and is finally wound on the surface of a take-up roller mechanism, a plurality of groups of lower guide wheels and upper guide wheels are arranged in the pickling tank, and the lower guide wheels and the upper guide wheels are arranged in a staggered mode. The flushing box comprises a box body, liquid homogenizing plates are symmetrically arranged in the box body, the outer sides of the liquid homogenizing plates are connected with a liquid distributing pipe through a sixth conveying pipe, the liquid distributing pipe is connected with the liquid outlet end of a third conveying pump through a seventh conveying pipe, and the liquid inlet end of the third conveying pump is connected with the bottom of the pickling tank through an eighth conveying pipe. According to the diamond wire p