Air boat body machining slipway and machining method

The invention discloses an air boat body machining slipway and a machining method. The machining slipway comprises a working platform, a pressing tool and hoisting equipment. The working platform comprises a supporting platform, side plate supports arranged on the two sides of the supporting platform in the width direction, an arc starting plate movably connected to one end of the supporting platform in the length direction, and a supporting structure used for supporting the arc starting plate. The side plate bracket comprises a fixed bracket and a side plate regulator, one end of the fixed bracket is fixed to the edge of the supporting platform, the side plate regulator is connected with the fixed bracket, and the end part of the side plate regulator is in spot welding connection with a boat body side plate; the supporting structure comprises a supporting rod and a supporting rod adjuster connected with the supporting rod. The hold-down device comprises a hold-down frame, a plurality of groups of positioning