METAL PART, METAL ARTICLE, AND PREPARATION METHOD OF THE METAL PART
A metal part for an electronic device includes a metal main body and a hole structure located on the metal main body. The hole structure includes a first hole and a second hole intercommunicated with the first hole. A metal article including the metal part and a preparation method of the metal part are also provided.
1 . A metal part for an electronic device, comprising:
a metal main body; and
a hole structure, located on the metal main body;
wherein the hole structure comprises a first hole and a second hole intercommunicated with the first hole.
2 . The metal part according to claim 1 , wherein the first hole and the second hole have a same shape, and the first hole and the second hole are provided orderly to form a three-dimensional ordered structure.
3 . The metal part according to claim 2 , wherein the three-dimensional ordered structure is isotropic.
4 . The metal part according to claim 1 , wherein the first hole and the second hole are formed by a plurality of columns surrounding each other.
5 . The metal part according to claim 4 , wherein the plurality of columns comprise N number of first columns and M number of second columns;
wherein the N number of the first columns surround each other to form the first hole, and N≥3; and
the M number of the second columns surround each other to form the second hole, and M≥3.
6 . The metal part according to claim 5 , wherein the first hole is adjacent to the second hole, and one column of the N number of the first columns is coincide with one column of the M number of the second columns.
7 . The metal part according to claim 5 , wherein a shape of the first columns and the second columns is at least one selected from cylinder, polyhedron, and irregular column.
8 . A metal article for an electronic device, comprising:
a metal part; and
a material part;
wherein the metal part comprises a metal main body and a hole structure located on the metal main body, and the hole structure comprises a first hole and a second hole intercommunicated with the first hole; and
the material part is embedded in the hole structure.
9 . The metal article according to claim 8 , wherein the material part is made of at least one selected from metal, polymer, ceramic, and glass.
10 . The metal article according to claim 8 , wherein the first hole and the second hole have a same shape, and the first hole and the second hole are provided orderly to form a three-dimensional ordered structure.
11 . The metal article according to claim 10 , wherein the three-dimensional ordered structure is isotropic.
12 . The metal article according to claim 11 , wherein the first hole and the second hole are formed by a plurality of columns surrounding each other.
13 . The metal article according to claim 12 , wherein the plurality of columns comprise N number of first columns and M number of second columns;
wherein the N number of the first columns surround each other to form the first hole, and N≥3; and
the M number of the second columns surround each other to form the second hole, and M≥3.
14 . The metal article according to claim 13 , wherein the first hole is adjacent to the second hole, and one column of the N number of the first columns is coincide with one column of the M number of second columns.
15 . The metal article according to claim 13 , wherein a shape of the first columns and the second columns is at least one selected from cylinder, polyhedron, and irregular column.
16 . A preparation method of a metal part, the method comprising:
obtaining a computerized three-dimensional mode of a metal part;
setting at least one slice of the three-dimensional mode, a three-dimensional structure of the at least one slice assembling a three-dimensional structure of the three-dimensional mode; and
preparing the three-dimensional structure of the at least one slice to form the metal part by using an additive manufacturing method, wherein the metal part includes a metal main body and a hole structure, and the hole structure comprises a first hole and a second hole intercommunicated with the first hole.
17 . The method according to claim 16 , wherein the additive manufacturing method is one selected from electron beam melting, laser engineered net shaping, selective laser melting and selective laser sintering.
18 . The method according to claim 16 , wherein the additive manufacturing method is selective laser melting.
19 . The method according to claim 16 , wherein a power of the laser is in a range of 160 w to 220 w, a scanning speed of the laser is in a range of 900 mm/s to 1400 mm/s, and a scanning distance of the laser is in a range of 0.04 mm to 0.1 mm.