A first aspect of the present invention is a pet hair cutting apparatus in which hair clippings are prevented. A first hair hooking unit 11 is provided on one side of the inner periphery of the first hair hooking unit 11, and a bellows tube 102 of the vacuum suction unit 101 is fitted outside A housing (10) having a locking groove (12) on the outer circumferential surface so as to be fixed and having a motor receiving portion (13) therein A motor 20 accommodated in a motor housing portion 13 of the housing 10 and having a motor shaft 21 and a switch electrically connected to the motor 20 to turn the operation of the motor 20 on or off 22) A first shaft insertion groove 31 into which the motor shaft 21 is inserted is provided at an upper end and a step portion 32 at the lower end and a second shaft insertion groove 33 A power transmission port 30 provided with the power transmission mechanism 30 (40) having a fitting projection (41) fitted in the second shaft fitting groove (33) of the power transmission hole (30) A fixed cutting blade (50) positioned to face the rotary cutting blade (40) and having a cutting blade part (51) provided along a rotation radius of the rotary cutting blade (40) A second spiral fastening portion 61 is provided on the outer circumference of the housing 10 so as to be screwed to the first spiral fastening portion 11 provided on the inner circumference of the housing 10, A cutting blade fixture 60 A spring 70 fitted to the power transmission port 30 and having one side thereof being in close contact with the step portion 32 of the power transmission port 30 and the other side being in close contact with the rotary cutting blade 40 And a sealing ring (80) provided between the housing (10) and the cutting blade fixture (60).본 고안은 털 감김이 방지되는 애완동물 털 커팅장치가 개시되는 것으로, 내주연에 제1나선체결부(11)가 일측에 구비되고 진공흡입수단(101)의 자바라관(102)이 외측에 끼워져 고정되도록 외주면에 걸림홈부(12)가 타측에 구비되며 내부에 모터수용부(13)가 구비되는 하우징(10)과 상기 하우징(10)의 모터수용부(13)에 수용되고 모터축(21)을 갖는 모터(20) 및 상기 모터(20)와 전기적으로
