Heating guide rail device

The utility model provides a heating guide rail which comprises a bearing plate, a guide rail, a cover plate, an inflation assembly and a heating assembly, the bearing plate is provided with a guide rail groove extending from one end of the bearing plate to the other end of the bearing plate, and the bearing plate is provided with a plurality of air inlet holes communicated with the guide rail groove in the extending direction of the guide rail groove; the cover plate covers the guide rail groove; the inflation assembly is arranged on the bearing plate, and the inflation assembly is used for inflating reducing gas into different positions in the guide rail groove through the multiple air inlet holes; the guide rail is arranged in the guide rail groove and used for bearing the lead frame, and the lead frame moves along the guide rail to pass through the guide rail groove; the heating assembly is arranged on the bearing plate and used for heating the guide rail. According to the heating guide rail device provid