In view of multiple requirements such as efficient drilling， rapid movement， safety and reliability due to large volume of core drilling operations， the XYT-1500 reinforced mounting trailer is designed for core drills. The trailer adopts the full trailer traction mode， the hydraulic system is equipped with an independent hydraulic pump station， and the jack leg oil cylinder is designed with a mechanical lead screw lock which works with the hydraulic lock to provide double guarantee， and the drilling tower has three states of transportation， drilling and putting-down to provide convenience for long-distance transportation and exploration drilling activities. The overall design of the XYT-1500 enhanced core drill trailer improves the reliability， advancement， economics and safety of spindle type core drills， and achieves the desired purpose.