The utility model provides a 270 combing round comb quality hoisting device, including comber itself, the output shaft axle of this comber through the motor itself moves installs the action wheel, theaction wheel moves with round comb section of thick bamboo axle through drive chain to be connected, the outer wall demountable installation of a round comb section of thick bamboo has round comb rectangular, the rectangular both ends of round comb imbed in pairs and are equipped with fixed joint groove, the both ends of a round comb section of thick bamboo imbed the fixed connection groove who is equipped with with fixed joint slot combination in pairs, the utility model discloses the device when the rectangular damage of round comb, unclamps the fastening screw of connecting piece in the use, take off that to exchange new round comb for after the connecting piece at a round comb section of thick bamboo and the rectangular both ends of round comb rectangular, and the fixed connection groove with round comb section of thick bamboo both ends aligns with the fixed joint groove at round comb rectangular both ends, blocks the both ends of connecting piece respectively and fixes joint groove and fixed connection groove to it can with fixed connection groove threaded connection to pass through fastening screw with the connecting piece.