The invention discloses a device for replacing TC03 type carding machine doffer card clothing. The device comprises a fixed part and a support part; the fixed part is an L-shaped steel plate, two fixed mounting holes are formed in the short plate of the L-shaped steel plate, and a screw hole is formed in the long plate of the L-shaped steel plate; the support part is rotatably connected to the outer side of the long plate of the fixed part, and the support part is provided with a circular groove used for supporting a wrapping support. The device for replacing the TC03 type carding machine doffer card clothing can support the wrapping support, when the TC03 type carding machine doffer card clothing is replaced, wrapping of the doffer card clothing can be completed, the flatness is guaranteed when the doffer card clothing is replaced, and all flatcar card clothing replacing work of a carding machine is completed successfully.