Top beams of hydraulic support needling drilling frock

The utility model discloses a top beams of hydraulic support needling drilling frock, including the inclination slide, backup pad group adjusts, fxed support plate, adjustable work piece pressure plate assembly, the spacing support of adjustable front end, fxed support plate fixed mounting is on the workstation, adjust backup pad group near fxed support plate, the inclination slide is near on adjusting backup pad group, the one end of needling near on the inclination slide, the needling lower extreme supports on spacing support of adjustable front end and the workstation, the spacing support of adjustable front end with adjustable work piece pressure plate assembly all installs on the workstation, adjustable work piece pressure plate assembly presses on the needling. Needling drilling frock simple structure, the inclination of needling is fixed in the adjustment of being convenient for to adjustable angle wide range, the security of use is high, can improve the precision and the efficiency of drilling effecti