Hoisting buffering system for craft-cabin separation test of aerospace craft

The invention relates to a hoisting buffering system for a craft-cabin separation test of an aerospace craft in order to solve the problem that in the prior art, the test requirement of being capableof achieving ignition separation and test article recovery and ensuring safety of a test system and a tested product simultaneously cannot be met. The hoisting buffering system comprises a main hoisting unit, an auxiliary hoisting unit, an anti-shaking unit and a buffering protective net; the main hoisting unit comprises a main hoisting crane, a main hoisting rope, an electromagnetic unlocking device and main hoisting branch hoisting ropes, wherein the main hoisting crane, the main hoisting rope, the electromagnetic unlocking device and the main hoisting branch hoisting ropes are sequentiallyconnected from top to bottom; the auxiliary hoisting unit comprises an auxiliary hoisting crane, a vertical buffer and buffering branch hoisting ropes, wherein the auxiliary hoisting crane, the vertical buffer and the bufferin