Disclosed is an atomization device, including: a heating wire, a glass heating core and a ceramic base; the ceramic base is provided with an open heating core accommodating part, the glass heating core is arranged in the heating core accommodating part, and a liquid-dipping end of the glass heating core protrudes from an opening of the heating core accommodating part and is exposed from the heating core accommodating part; a base body air channel is provided at the ceramic base; the glass heating core is provided with a heating core air channel, the heating core air channel is provided with an heating core air inlet hole, and the heating core air channel is peripherally covered with the heating wire. Oil to be atomized is dipped and the atomization airflow is formed through the base body air channel and the heating core air channel to meet user's demand for oil atomization.