The invention discloses a bolt adhering device for a carbon fiber automobile structural component. The bolt adhering device comprises a fixed seat, a base, a curing light leaking avoiding slide seat sleeve, a slide seat, a compressing elastic part, a blue light generator and a control and power supplying unit, wherein the base is mounted on the fixing seat; the curing light leaking avoiding slide seat sleeve is fixedly connected with the base; one end surface of the slide seat is a bolt mounting surface which is provided with a bolt mounting hole; the slide seat is mounted in the curing light leaking avoiding slide seat sleeve in a sliding manner, and thus the bolt mounting surface is provided with a mounting work station where the bolt mounting surface can be close to or extend out of an outlet of the curing light leaking avoiding slide seat sleeve, and a light curing work station where the bolt mounting surface can be returned into the curing light leaking avoiding slide seat sleeve; the compressing elastic part is mounted between the base or the curing light leaking avoiding slide seat sleeve and the slide seat; the blue light generator is mounted on the bolt mounting surface; the control and power supplying unit is mounted on the fixed seat and used for controlling the blue light generator as well as supplying power. With the adoption of the bolt adhering device, the carbon fiber automobile structural component can be safely and quickly adhered through a bolt. The bolt adhering device has the advantages of being simple in structure, convenient to operate, and high in production efficiency.