Feed screw mechanism provided with vibration damping means

Details Feed screw mechanism provided with vibration damping means Feed screw mechanism provided with vibration damping means

1993-02-22

1995-01-10

Herrmann, Allan D.

Machine element or mechanism

Mechanical movements

Reciprocating or oscillating to or from alternating rotary

74574, 188378, 464180, F16H 2520, F16F 1510

Patent

active

053796608

ABSTRACT:
A feed screw mechanism includes a cantilever type feed screw shaft having a support end rotatably supported on a base, and a nut screwed on the feed screw shaft and secured to a moving member guidingly movable relative to the base. According to one feature of the present invention, a vibration damping mechanism includes a ring member mounted on the free end part of the feed screw shaft, and a recessed portion such as groove is formed on the inner circumferential surface of the ring member and/or the outer circumferential surface of the feed screw shaft. According to another feature of the present invention, a disk-like flange portion is provided at the free end part of the feed screw shaft as a part of the vibration damping mechanism for the feed screw mechanism.

REFERENCES:
patent: 2195041 (1940-03-01), Schlippe
patent: 3756351 (1973-09-01), Sasaki
patent: 4030137 (1977-06-01), Daiziel
patent: 4483523 (1984-11-01), Bredow
patent: 4671127 (1987-06-01), Yamaguchi et al.

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