The utility model provides a hot stamping mechanism and a hot stamping machine with the same. The hot stamping mechanism comprises a mounting base, a driving part and a hot stamping part, wherein thedriving part is connected with the mounting base, the hot stamping part is connected with the driving part, the hot stamping part is provided with an arc-shaped working face, the arc-shaped working face is provided with a hot stamping position attached to the arc-shaped face of a product and a non-hot stamping position away from the product, and the driving part can drive the hot stamping part tomove in the preset direction so that the hot stamping part can be located at the hot stamping position or the non-hot stamping position. The arc-shaped working face is arranged on the hot stamping part, and the driving part drives the hot stamping part to move in the preset direction, so that the arc-shaped working face is attached to the arc-shaped face of the product for hot stamping operation,the arc-shaped working face of the hot stamping part can be matched with the product with the arc-shaped face with the corresponding curvature through the arrangement, the stability of the productionprocess is improved, and the rejection rate is reduced.