Title:
ALUMINUM ALLOY FOR CASTING MOTOR ROTOR IN NEW ENERGY VEHICLE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/087517
Kind Code:
A1
Abstract:
The present application relates to the technical field of motors of new energy vehicles, and discloses an aluminum alloy for casting a motor rotor in a new energy vehicle and a preparation method therefor. The aluminum alloy comprises 0.05 wt%-0.06 wt% of titanium, 0.04 wt%-0.06 wt% of boron, 0.15 wt%-0.5 wt% of silicon, 0.01 wt%-0.08 wt% of iron, 0.5 wt%-0.7 wt% of copper, 0.3 wt%-0.5 wt% of magnesium, 0.01 wt%-0.2 wt% of zinc, 0.02 wt%-0.12 wt% of manganese, and the balance of aluminum. By adding new elements and adjusting the ratio of the elements, the strength of the cast aluminum alloy is enhanced, and meanwhile, the excellent conductivity can also be kept.
Inventors:
ZHAO PEIZHEN (CN)
ZHENG JINYU (CN)
ZHENG SHIYU (CN)
ZHENG GUANGHUI (CN)
ZHENG JINYU (CN)
ZHENG SHIYU (CN)
ZHENG GUANGHUI (CN)
Application Number:
PCT/CN2022/070557
Publication Date:
May 25, 2023
Filing Date:
January 06, 2022
Export Citation:
Assignee:
SHANDONG BOYUAN PREC MACHINERY CO LTD (CN)
International Classes:
C22C21/18
Foreign References:
| CN112853160A | 2021-05-28 | |||
| CN110592435A | 2019-12-20 | |||
| CN110952002A | 2020-04-03 | |||
| CN110730827A | 2020-01-24 | |||
| US20190390301A1 | 2019-12-26 |
Attorney, Agent or Firm:
BEIJING JUNHUI INTELLECTUAL PROPERTY AGENT OFFICE (ORDINARY PARTNERSHIP) (CN)
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