Device for screwing nut on shaft of rivet, has chamber arranged adjacent to tool and including middle outlet opening for end section and shaft section, and circulating shoulder formed as stop for head section at edge of outlet opening

摘要

The device has an anti-twist device with a chamber (18) in which an anti-twist element (7) i.e. bit, is arranged in a displaceable manner. The anti-twist element has a head section that fills a cross-section of the chamber. The anti-twist element includes a shaft section and an end section that exhibits a contour corresponding to a blind hole. The chamber is arranged adjacent to a tool (23) and includes a middle outlet opening for the end section and the shaft section. A circulating shoulder (22) is formed as a stop for a head section at an edge of the outlet opening.