| 摘要 |
TITLE: INTERNAL SPLINE TOOTH DISK HOBBING FIXTURE HIGH IN Abstract An internal spline tooth disk hobbing fixture high in quality, comprising a base, and a mandrel inserted into a blind hole in the center of the base, characterized in that a spring collet is provided inside a blind hole of the base; and the mandrel is a spline mandrel matched with a spline of the internal spline tooth disk, and a lower end of the spline mandrel is fixed in the spring collet; a movable connection support sleeve, a lower backing member and an upper backing member are successively sleeved on the spline mandrel; at an upper end of the spline mandrel, threads and a locking nut configured to compress the upper backing member are provided; a chamber, which can accommodate steps of the internal spline tooth disk, is respectively formed in the upper backing member and the lower backing member, and the upper backing member and the lower backing member are respectively resisted against tooth surfaces on upper and lower sides of the internal spline tooth disk; a limiting portion, protruded outward, is provided on the spline mandrel, the connection support sleeve is sleeved on the spline mandrel from the lower end thereof, and the upper backing member and the lower backing member are sleeved on the spline mandrel from the upper end thereof. -- --- -- --- - ---------- - -------------- |
