Flame heating hot melting type mulching film trepanning and film taking device

The invention discloses a flame heating hot melting type mulching film trepanning and film taking device, and belongs to agricultural machinery. The socket seat, the pressing type ignition switch and the flame nozzle are fixedly arranged on the tubular handle, the gas tank is communicated with a tubular cavity of the tubular handle through the socket seat, the flame nozzle is sleeved and fixedly provided with the fire blocking barrel cover, and the groove wheel-shaped barrel type tool apron is fixedly arranged at the end part of the fire blocking barrel cover. A plurality of arc-shaped film melting knives are axially and movably mounted on the grooved wheel-shaped cylindrical tool apron through a tool bar, a limiting block and a pressure spring, the plurality of arc-shaped film melting knives are integrally configured in a circular hole shape, and inverted-cone-shaped film taking needles are fixedly mounted in an inner hole of the grooved wheel-shaped cylindrical tool apron and located on the inner sides of t