The assembling structure for electronic module comprise a case and a side frame, the characteristic is the case fixed on the base frame of the assembling structure by two front pivots and the case pivoted thereon. Besides, the side frame is installed adjacent to the case. In addition, the case and the side frame respectively include a plurality of locking holes, the side frame further including a locking controller with a first latch and a second latch corresponding to the locking holes, thereby locking the case at a horizontal and oblique position.