| 摘要 |
A hydro forming apparatus comprises a lower base; a lower mold mounted on the lower base and provided with an U-shaped lower cavity; an upper mold provided with a U-shaped upper cavity corresponding to the lower cavity and configured to be coupled with the lower mold; an upper base mounted on the upper mold and configured to be coupled with the lower base; and an adjusting unit for adjusting the shape of the U-shaped lower and upper cavities.
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