Equipment of automatically chiseling concrete of bridge prefabricated hollow slab webs

The utility model relates to concrete chiseling equipment, in particular to equipment of automatically chiseling concrete of bridge prefabricated hollow slab webs. The equipment is characterized by comprising a bearer driven by a travelling device; positioning wheels are disposed at the bottom of the bearer; two chiseling devices controlled via a control device and capable of vertically moving up and down along two sides of the bearer are fitted to two sides of the bearer through small steel wheels; the control device is driven by a power device. The equipment is simple in structure, low in manufacturing cost, convenient to apply, reliable in performance, convenient to mount and demount, flexible to use, high in controllability and adaptability and widely applicable to practical engineering.