Crawler-type coal face withdrawing device and application method thereof

The invention discloses a crawler-type coal face withdrawing device and an application method thereof. The crawler-type coal face withdrawing device comprises a base, wherein walking crawler belts arearranged on two sides of the lower part of the base; crawler belt baffle plates are arranged above the walking crawler belts; a support withdrawing tank is arranged in the rears of the crawler belt baffle plates; two hoisting support pillars are arranged above the base; an arched bearing beam plate is connected above the hoisting support pillars through welding; a horizontal telescopic hydraulicrod is arranged under the arched bearing beam plate; mechanical arms are arranged at the front end of the base and comprise a manipulator left arm and a manipulator right arm; the manipulator left armis arranged on the left side of the base; and the manipulator right arm is arranged on the right side of the base. According to the crawler-type coal face withdrawing device provided by the invention, the high-efficiency and p