Operation leveling device applicable to construction work procedure switching of heavy load machinery

The present invention discloses an apparatus for leveling a job for heavy machinery construction step switch, technical field relates to heavy-duty machinery. The present invention has three or more height adjustable support, each of the height adjustable support comprises a support base, a spherical head connection, adjusting stud, the collar, the sleeve and the gear motor, the support base and the spherical concave spherical mating connector; the adjusting stud ball connector is fixedly connected, at the upper part with the stud and the nut is rotated, the adjusting stud is connected via the output shaft of the geared motor is coupled with the sleeve; nut sleeve is fixedly connected, were placed in heavy-duty machinery station sleeve; mechanical overload on the platform body is provided with a tilt sensor, an adjustable support is provided with encoders, a tilt sensor, connected to the encoder circuit by the controller in the cabinet, the controller decelerates the motor by a relay control stop. The present invention can improve the overall stability, reducing security risks, is simple in construction and operation, saving time and effort, can achieve rapid leveling of heavy-duty mechanical platform body, to ensure the normal operation of the machine attitude.