METAL PRODUCT, METAL COMPOSITE ARTICLE, AND METHODS FOR MANUFACTURING THE SAME
A metal product capable of firmly combing a component of different materials with the metal to form a metal composite article includes a metal substrate. One or more surfaces of the metal substrate have a hole therein, the hole decreases in size towards an opening on the surface. A is the longest distance between any two points on a periphery of the opening. A plane of the opening is defined by the two points and a third point on the periphery of the opening. A periphery of an inner wall of the hole is defined on an intersection of the section plane and the inner wall of the hole. B is the longest distance between any two points on the periphery of the inner wall of the hole, and B is greater than A. The disclosure further provides a metal composite article and a method of manufacture.
1 . A metal product, comprising:
a metal substrate; and
a hole, being defined on the metal substrate and including an opening on a surface of the metal substrate;
wherein,
a first line is defined between a first point and a second point on a periphery of the opening, a length of the first line is a longest straight-line distance between any two points on the periphery of the opening, the length of the first line is A;
a plane of the opening is defined by the first point, the second point, and a third point on the periphery of the opening;
a section plane of a body of the hole is parallel to the plane of the opening;
a periphery of an inner wall of the hole is defined on an intersection of the section plane and the inner wall of the hole, a second line is defined between a fourth point and a fifth point on the periphery of the inner wall of the hole, a length of the second line is a longest straight-line distance between any two points on the periphery of the inner wall of the hole, the length of the second line is B, and A<B.
2 . The metal product of claim 1 , wherein a size of the hole is greater than or equal to 1 μm and less than or equal to 1000 μm.
3 . The metal product of claim 1 , wherein a depth of the hole is H and 0.005 μm≤H≤3000 μm.
4 . The metal product of claim 1 , wherein 0.015 μm≤A≤999 μm.
5 . The metal product of claim 1 , wherein 0.020 μm≤B≤1000 μm.
6 . The metal product of claim 1 , wherein a material of the metal substrate is selected from a group consisting of magnesium, magnesium alloy, aluminum, aluminum alloy, titanium, titanium alloy, stainless steel, carbon steel, iron, and any combination thereof
7 . A metal composite article, comprising:
a metal product; and
a component, being formed on the metal product and including a bonding portion defined in a hole to combine the metal product and the component;
wherein,
the metal product comprising:
a metal substrate, and
the hole, being defined on the metal substrate and including an opening on a surface of the metal substrate;
a first line is defined between a first point and a second point on a periphery of the opening, a length of the first line is a longest straight-line distance between any two points on the periphery of the opening, the length of the first line is A;
a plane of the opening is defined by the first point, the second point, and a third point on the periphery of the opening;
a section plane of a body of the hole is parallel to the plane of the opening; a periphery of an inner wall of the hole is defined on an intersection of the section plane and the inner wall of the hole, a second line is defined between a fourth point and a fifth point on the periphery of the inner wall of the hole, a length of the second line is a longest straight-line distance between any two points on the periphery of the inner wall of the hole, the length of the second line is B; and A<B.
8 . The metal composite article of claim 7 , wherein a depth of the hole is H and 0.005 μm≤H≤3000
9 . The metal composite article of claim 7 , wherein 0.015 μm≤A≤999 μm.
10 . The metal composite article of claim 7 , wherein 0.020 μm≤B≤1000 μm.
11 . The metal composite article of claim 7 , wherein a material of the metal substrate is selected from a group consisting of magnesium, magnesium alloy, aluminum, aluminum alloy, titanium, titanium alloy, stainless steel, carbon steel, iron, and any combination thereof.
12 . The metal composite article of claim 7 , wherein a material of the component is selected from a group consisting of metal, polymer, ceramic, glass, and any combination thereof.
13 . A method for manufacturing a metal product, comprising:
putting a metal substrate into an electrolyte, wherein the electrolyte includes a film-forming agent and a film-etching agent;
putting a cathode into the electrolyte; and
applying a voltage to the metal substrate and the cathode to electrolyze the metal substrate to form a hole on the metal substrate to produce the metal product.
14 . The method of claim 13 , wherein a solvent of the electrolyte is selected from a group consisting of protic solvents, the film-forming agent is selected from a group consisting of chlorine-containing compounds, the film-etching agent is selected from a group consisting of fluorine-containing compounds.
15 . The method of claim 14 , wherein a weight content of the protic solvents is set to 100 parts, a weight content of the film-forming agent is C 1 , a weight content of the film-etching agent is C 2 , wherein 0.1%≤C 1 ≤60% and 0.1%≤C 2 < 20 %.
16 . The method of claim 14 , wherein the protic solvents are at least one selected from the group consisting of water, methanol, ethanol, formic acid, and ammonia.
17 . The method of claim 13 , wherein the cathode is made of conductive inorganic substances, a material of the conductive inorganic substances is at least one selected from a group consisting of gold, silver, copper, aluminum, zinc, tungsten, magnesium, brass, iron, platinum, calcium, molybdenum, cobalt, chromium, nickel, indium, stainless steel, tin, and graphite.
18 . The method of claim 13 , wherein the voltage is V 1 and 1V≤V 1 <500V.
19 . The method of claim 13 , wherein an electrolysis temperature of electrolysis is T, an electrolysis time is t, wherein 0° C.≤T≤80° C., 0.1 seconds≤t≤8 hours.
20 . A method for manufacturing a metal composite article, comprising:
putting a metal substrate into an electrolyte, the electrolyte comprising a film-forming agent and a film-etching agent;
putting a cathode into the electrolyte;
applying a voltage to the metal substrate and the cathode to electrolyze the metal substrate to form a hole on the metal substrate to produce a metal product;
providing a component material on a surface of the metal product; and
curing the component material to produce the metal composite article.