Nut detecting and removing device before injection molding

The invention provides a nut detecting and removing device before injection molding. The device comprises a machine base, wherein a nut feeding groove is formed in the machine base, a detection station is arranged at the output end of the nut feeding groove, a lifting assembly for jacking up nuts is arranged below the detection station, a detector used for detecting nuts is arranged on one side ofthe detection station, and the machine base is provided with a removing assembly for removing unqualified nuts from the detection station. According to the device, the structure is simple and reasonable, the occupied space is small, few of parts are arranged, and the installation, disassembly and maintenance are convenient; meanwhile, the operation speed is quick, the operation is smooth and fluent, the efficiency is high, and the popularization and use are facilitated; and in addition, the universality is good, and the nuts of different sizes can be detected. 本发明提供一种螺母注塑前检测剔除装置，包括机座，所述机座上设有螺母进料槽，所述螺母进料槽的输出端设有检测工位，所述