Automatic feeding roller conveying line

The utility model discloses an automatic feeding roller conveying line which comprises a rack assembly, a roller assembly, a lifting assembly and a supporting and clamping assembly, the roller assembly is installed at the top of the rack assembly, the rack assembly is provided with a feeding space, and the feeding space is used for containing a tray to be fed; the lifting assembly and the supporting and clamping assembly surround the feeding space and are installed in the rack assembly, the roller assembly is provided with a feeding opening communicating with the feeding space, and the lifting assembly and the supporting and clamping assembly are jointly used for jacking a tray located in the feeding space to the feeding opening. The roller assembly is used for conveying the tray located at the feeding opening to the next operation station. According to the automatic feeding roller conveying line, the trays can accurately reach the next operation station according to the preset advancing path strength under t