Shot -blasting machine

The utility model discloses a shot -blasting machine uses when being applied to pterygoid lamina and the web sandblast of super high combination beam. Including electronic gyro wheel track, be provided with auxiliary device on the electronic gyro wheel track, auxiliary device includes a rectangle base by two stock and two quarter butt enclose, be provided with the stop hook of L type on the one stock, the both ends of another stock are provided with the just vertical stand of perpendicular to stock, be provided with oblique stay between stand and the quarter butt, be provided with horizontal stull between the top of coexistence post. The utility model discloses a supporting auxiliary device that is provided with of shot -blasting machine, adopt underframe, side frame and to one side the stay constitute a steady triangle -shaped supporting structure and constitute auxiliary device, make full use of the oblique diagonal angle of shot -blasting machine entry line length be greater than the width characteristics of shot -blasting machine entry, the web that supports the superelevation combination beam is pieced together the piece and is carried out the sandblast, the width that the piece is pieced together to the web of solve superelevation combination beam is too big, can't send into the problem in the shot -blasting machine smoothly.