Device for reducing and homogenizing residual stress of a metal frame

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United States of America Patent

PATENT NO 11814714
SERIAL NO

17380090

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Abstract

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A device for reducing and homogenizing residual stress of a metal frame including a substrate, a frame fixing device and ultrasonic vibrators. A groove with an upward opening is provided in the middle of the substrate, and a shape enclosed by vertical side walls of the groove matches a shape of an outer frame of a metal frame to be processed. A plurality of through holes that are horizontally diverged are arranged around the side walls of the groove, and the through holes are vertically intersected with the groove. The ultrasonic vibrators are provided on the substrate and front ends of the ultrasonic vibrators extend into respective through holes to abut against the metal frame in the groove. The frame fixing device is also arranged in the groove where the metal frame is located, after the metal frame to be processed is placed in the groove.

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Patent Owner(s)

Patent OwnerAddress
BEIJING INSTITUTE OF TECHNOLOGY100081 NO 5 SOUTH MAIN STREET HAIDIAN DISTRICT BEIJING ZHONGGUANCUN BEIJING CITY BEIJING CITY 100081

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Peilu Beijing, CN 6 6
Li, Shuangyi Beijing, CN 14 21
Lu, Yuren Beijing, CN 16 25
Song, Wenyuan Beijing, CN 12 21
Xu, Chunguang Beijing, CN 33 119
Yin, Peng Beijing, CN 497 10246

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