The invention discloses an effective high-precision double-rotating working table of a vertical machining center. The effective high-precision double-rotating working table of the vertical machining center comprises a rotating table part, a right cradle part and a left cradle part, the rotating table part is arranged between the right cradle part and the left cradle part, one end of the left cradle part is firmly connected with the rotating table part, one end of the right cradle part is firmly connected with the rotating table part, and a rotating servo motor is arranged in the right cradle part. The effective high-precision double-rotating working table of the vertical machining center is simple and compact in structure and capable of realizing five-axis linkage and finishing complex curved surface processing after being fixed on a numerical control vertical machine tool, the right cradle part is driven by a rolling worm, the clearance can be adjusted through a left eccentric sleeve and a right eccentric sleeve so as to provide a large torque and a high rotating speed, the rotating table part uses a torque motor to directly drive the working table, the reverse clearance is eliminated, the locating precision is higher, and the rotating speed is high; a first cross roller bearing is capable of simultaneously bearing radial force and axial force, and the precision of the working table is reinforced.

Effective high-precision double-rotating working table of vertical machining center

A computer numerical control machine tool device comprises a mounting base and a working-machining table, wherein the working-machining table is connected with the mounting base in a plug-in fit manner; an accommodating cavity is arranged in the inner wall of the mounting base; a threaded rod is arranged in the accommodating cavity in a left-right extending manner; the left extending tail end of the threaded rod is connected with the accommodating cavity in a running fit manner; a first motor is mounted at the right extending tail end of the threaded rod in a power fit manner; and the outer surface of the first motor is fixedly arranged in the right inner wall of the accommodating cavity.

Computer numerical control machine tool device

A gear shaping machine worktable with two rotation degrees of freedom comprises a base (1) and a swinging piece (2). The gear shaping machine worktable is characterized in that the base (1) is fixed onto a lathe bed, two sides of the base are connected by locking long screws (12), the locking long screws (12) are connected with locking cylinders (6), the swinging piece (2) is clamped in the base (1), both the front side and the rear side of the swinging piece (2) are pivotally mounted on swinging shafts (3), the swinging shafts (3) are fixedly mounted on the front half portion and the rear half portion of the base (1), a spindle (4) is mounted on a rotor of a torque motor (5), a stator of the torque motor (5) is mounted in the swinging piece (2), a worm gear (7) is mounted on one side of the swinging piece (2) and meshed with a worm (8), the worm (8) is connected with a driving motor (10) by a gear pair (9), the driving motor (10), the worm (8) and the gear pair (9) are mounted on a support (14), and the support (14) is mounted on the base on the lathe bed. The gear shaping machine worktable has the advantages of fast adjustment speed, high adjustment precision and fine integral strength.

Daxiang Zhu

Papers

Gear shaping machine worktable with two rotation degrees of freedom