Crawler-type double-drum mining machine for strip mine

The invention provides a strip mine crawler-type double-roller mining machine which comprises a crawler walking device used for walking back and forth along a mineral aggregate mining face, a pair of rocker arm roller cutting devices arranged on the sides, close to mineral aggregate layer walls, of the front end and the rear end of the crawler walking device in a lifting mode and used for cutting mineral aggregate layers in a front-back staggered mode, and a pair of star wheel shovel plates arranged on the rocker arm roller cutting devices. The rocker arm roller cutting devices are arranged at the front end and the rear end of the crawler walking device in a lifting mode respectively, located below the rocker arm roller cutting devices and used for collecting cut mineral aggregates back and forth, and the scraper conveyors are longitudinally arranged on the crawler walking device respectively, connected to the discharging ends of the star wheel shovel plates and used for receiving the mineral aggregates and c