Riveting fastener

Abstract

The utility model discloses a pull riveting fastener which comprises a riveting sleeve, an outer pull rod and an inner pull rod, a pressing cap is arranged at one end of the riveting sleeve, a check ring is arranged at the other end of the riveting sleeve, the inner pull rod is arranged at the end of the check ring, and the outer pull rod is embedded on the outer side of the inner pull rod. The pressing cap is arranged at the top end of the riveting sleeve, the transverse kidney-shaped holes and the vertical kidney-shaped holes are formed in the two sides, the front face and the rear face of the riveting sleeve respectively, compression of the riveting sleeve is more convenient through mutual matching of the transverse kidney-shaped holes and the vertical kidney-shaped holes, the reinforcing core is arranged in the riveting sleeve, the pressing strength of the riveting sleeve can be enhanced through the reinforcing core, and the check ring is arranged at the bottom of the riveting sleeve. The mounting sleeve is arranged in the middle of the bottom end of the check ring, the inner pull rod is conveniently mounted and fixed through the mounting sleeve, the screw head is arranged at the end of the inner pull rod, the inner pull rod and the mounting sleeve are conveniently mounted and fixed through the screw head, the inner pull rod is arranged in the outer pull rod, and core pulling can be conducted through the outer pull rod in a threaded fixing mode; core pulling can be carried out in an air pressure pulling mode through the inner pull rod.

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