Optical fiber connector

The utility model discloses an optical fiber connector, which comprises a connecting female seat and a connecting male head which can be mutually inserted and connected, the connecting female seat comprises a plastic seat and a first plastic core cylinder which is arranged in the plastic seat in a penetrating manner, the end part of a first optical fiber is fixedly arranged in the first plastic core cylinder in a penetrating manner, and the front end of the plastic seat is provided with a butting groove and a buckling hole; the front end of the first plastic core cylinder protrudes out of the bottom of the butt joint groove. The connection male head comprises an insulator and a second plastic core cylinder penetrating through the insulator, the second optical fiber cable is fixed in the second plastic core cylinder in a penetrating manner, the front part of the insulator is provided with a plug-in convex part matched with the plug-in slot, and the second plastic core cylinder is exposed on the front end surfa