Carriage positioner

The utility model discloses a carriage positioner, aim at solve current carriage laser scanning survey device generally need set up corresponding guide rail to set up in guide rail matched with movingmechanism, the site operation volume is big, practicality, the relatively poor problem of flexibility. The device including the laser rangefinder sensor that is used for going on surveing to the carriage, be used for setting up rotary unit, the control system in the carriage top, rotary unit includes base, a rotary mechanism, the 2nd rotary mechanism. The utility model discloses brand -new designhas been carried out to carriage positioner to the big small -size and the height change demand that adapt to different kind dumpers, simultaneously, the device simple to operate is not restricted byin the work on hand place, does not need to build again measuring track or driving system, and the reliability is high, additionally, the utility model discloses can effectively reduce the dumper driver and operate the degree