CN101961833B - Method for assembling and processing magnesium-lithium alloy components - Google Patents
Method for assembling and processing magnesium-lithium alloy components Download PDFInfo
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- CN101961833B CN101961833B CN 200910164754 CN200910164754A CN101961833B CN 101961833 B CN101961833 B CN 101961833B CN 200910164754 CN200910164754 CN 200910164754 CN 200910164754 A CN200910164754 A CN 200910164754A CN 101961833 B CN101961833 B CN 101961833B
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Abstract
The invention discloses a method for assembling and processing magnesium-lithium alloy components, which comprises the following steps of: providing a first magnesium-lithium alloy piece with a first joint surface and a second magnesium-lithium alloy plate with a second joint surface, and positioning the first magnesium-lithium alloy piece onto the second magnesium-lithium alloy plate to make the first joint surface contacted with the second joint surface; and laminating the first magnesium-lithium alloy piece and the second magnesium-lithium alloy plate to make the first magnesium-lithium alloy piece and the second magnesium-lithium alloy plate mutually combined. The first magnesium-lithium alloy piece and the second magnesium-lithium alloy plate are connected at a fixed position, and are quickly combined in a mode such as punching, forging, laser welding and bonding so as to be formed at room temperature; therefore, the manufacturing cost is saved and the technological processing procedures are reduced.
Description
Technical field
The present invention relates to a kind of assembling processing method, particularly a kind of assembling processing method of magnesium lithium alloy assembly.
Background technology
Each tame manufacturer all actively develops towards thin, the lightweight design field of volume of mobile computer at present; So can select for use usually than the material of lightweight as the raw material of making casing; For example select carbon fibre material, magnesium alloy materials or plastic material etc. for use; Come collocation design to become the member of casing through above-mentioned material, and the material behavior of selecting for use also directly influence the casing structure intensity of mobile computer.
Be demand and the high-strength structure that meets the mobile computer lightweight, and the environmental protection ideas that reclaims, utilizes again, just there is relevant manufacturer to process the casing of mobile computer with magnesium alloy (magnesium alloy) material.Because the advantage of magnesium alloy is to have with steel (steel) the same intensity and hardness, but weight approaches plastics.Add the advantage of cold draw property, make casing thickness that magnesium alloy processes can be 0.06～0.08 millimeter (mm) even thinner, compare with 0.1 millimeter (mm) thickness of cabinet, the casing of magnesium alloy is firmer and lightening.In addition, magnesium alloy also has characteristics such as good capacity of heat transmission and electromagnetic wave shielding interference, no matter therefore from weight, thickness or operating characteristic, the casing of magnesium alloy has replaced the conventional plastic casing gradually.
Yet the magnesium alloy plate that is applied to Sheet Metal Forming Technology at present is main with the AZ31 specification, because of the atomic structure of its magnesium alloy belongs to the tightly packed crystalline texture of six sides (hexagonal closest packed crystalstructure; H.c.p.), be regarded as the shortage shaping processability.So magnesium alloy is very poor in the formability of normal temperature processing, must heat to just possessing good formability more than 200 ℃.For instance, magnesium alloy is when machining, and die mould (press forming) must (as 150 ℃ to 350 ℃) could be shaped under the temperature that warp is selected.So magnesium alloy materials is in forming process, must consider technologic operability, security with and manufacturing cost.
In addition, also need consider how magnesium alloy materials is shaped at room temperature, fast and stable a plurality of magnesium alloy plates are combined with this.For instance; After each tame manufacturer all adopts and processes the magnesium alloy casing of mobile computer with magnesium alloy; All different because of the made casing thickness of fixing of each tame manufacturer and size again; Certainly will two or two above magnesium lithium alloy casings be mutually combined according to dimensional thickness,, be the problem that the industry needs to be resolved hurrily so how fast the magnesium alloy casing more than two or two to be combined at room temperature fast.
Summary of the invention
Technical problem to be solved by this invention provides a kind of assembling processing method of magnesium lithium alloy assembly; After magnesium lithium alloy is processed workpiece; According to the casing gauge of mobile computer, and with the magnesium lithium alloy workpiece more than two or two fast, firmly be together with each other.
To achieve these goals, the invention provides a kind of assembling processing method of magnesium lithium alloy assembly, its step comprises:
One first magnesium lithium alloy spare is provided, and this first magnesium lithium alloy spare has one first composition surface;
One second magnesium lithium alloy plate is provided, and this second magnesium lithium alloy plate has one second composition surface;
This first magnesium lithium alloy spare is positioned on this second magnesium lithium alloy plate, and this first composition surface and this second composition surface are in contact with one another; And
This first magnesium lithium alloy spare and this second magnesium lithium alloy plate are carried out pressing, so that this first magnesium lithium alloy spare mutually combines with this second magnesium lithium alloy plate.
The assembling processing method of above-mentioned magnesium lithium alloy assembly; The step of wherein this first magnesium lithium alloy spare and this second magnesium lithium alloy plate being carried out pressing also includes: forge processing mode with a punch process or; Between this first composition surface and this second composition surface, produce friction welding effect, so that this first magnesium lithium alloy spare mutually combines with this second magnesium lithium alloy plate.
The assembling processing method of above-mentioned magnesium lithium alloy assembly; The step of wherein this first magnesium lithium alloy spare and this second magnesium lithium alloy plate being carried out pressing also includes: a sticker is set between this first composition surface and this second composition surface, so that this first magnesium lithium alloy spare mutually combines with this second magnesium lithium alloy plate.
The assembling processing method of above-mentioned magnesium lithium alloy assembly; The step of wherein this first magnesium lithium alloy spare and this second magnesium lithium alloy plate being carried out pressing also includes: with a laser weld mode to this first composition surface and the welding of this second composition surface, so that this first magnesium lithium alloy spare mutually combines with this second magnesium lithium alloy plate.
The assembling processing method of above-mentioned magnesium lithium alloy assembly, wherein this first magnesium lithium alloy spare is a double-screw bolt or a plate.
The assembling processing method of above-mentioned magnesium lithium alloy assembly wherein provides the step of this first magnesium lithium alloy spare also to include: a magnesium lithium alloy double-screw bolt is provided, and this magnesium lithium alloy double-screw bolt is arranged on this first magnesium lithium alloy spare.
The assembling processing method of above-mentioned magnesium lithium alloy assembly, the step that wherein this first magnesium lithium alloy spare is positioned on this second magnesium lithium alloy plate also includes:
Form at least one combined hole on this first magnesium lithium alloy spare;
Form at least one column on this second magnesium lithium alloy plate; And
Wear to this combined hole with this column, and this first composition surface and this second composition surface are in contact with one another.
The assembling processing method of above-mentioned magnesium lithium alloy assembly, the step that wherein this first magnesium lithium alloy spare is positioned on this second magnesium lithium alloy plate also includes:
Form at least one combined hole on this first magnesium lithium alloy spare;
Form at least one column on this second magnesium lithium alloy plate;
Wear to this combined hole with this column, and this column protrudes from this combined hole; And
With the riveted processing mode this column that protrudes is carried out riveted, this column is riveted on this first magnesium lithium alloy spare.
The assembling processing method of above-mentioned magnesium lithium alloy assembly, wherein this column step of being riveted on this first magnesium lithium alloy spare also includes: form the inside of a screw at this column.
The assembling processing method of above-mentioned magnesium lithium alloy assembly, wherein the material composition of this first magnesium lithium alloy spare and this second magnesium lithium alloy plate includes:
One magnesium elements, its atomic percent are the total a% that forms of alloy, 0.1%≤a%≤90%;
One elemental lithium, its atomic percent are the total b% that forms of alloy, 0.1%≤b%≤9%; And
One zinc element, its atomic percent are the total c% that forms of alloy, 0.1%≤c%≤1%;
Wherein, and a%+b%+c%≤100%.
Technique effect of the present invention is: earlier the first magnesium lithium alloy spare is contacted with second magnesium lithium alloy plate location; And with modes such as punch process, forging processing, laser weld or bonding processing; And be able to apace two magnesium lithium alloy spares combined; Be shaped at room temperature with this, and then save manufacturing cost and reduce the processes program.
Describe the present invention below in conjunction with accompanying drawing and specific embodiment, but not as to qualification of the present invention.
Description of drawings
Fig. 1 is for make schematic flow sheet according to an embodiment of the invention;
Fig. 2 A～Fig. 2 C is steps flow chart sketch map according to an embodiment of the invention;
Fig. 3 A～Fig. 3 E is the schematic flow sheet that is provided with double-screw bolt according to the first magnesium lithium alloy spare, one embodiment of the present invention;
Fig. 4 A is the schematic flow sheet that is provided with double-screw bolt according to first another embodiment of magnesium lithium alloy spare of the present invention;
Fig. 4 B is the schematic flow sheet that is provided with double-screw bolt according to the another embodiment of the first magnesium lithium alloy spare of the present invention;
Fig. 4 C is the schematic flow sheet that is provided with double-screw bolt according to the another embodiment of the first magnesium lithium alloy spare of the present invention;
The schematic flow sheet that Fig. 5 A, Fig. 5 B locate for the first magnesium lithium alloy spare according to an embodiment of the invention and the second magnesium lithium alloy plate each other;
Fig. 5 C is the sketch map according to column one embodiment of the present invention;
Fig. 5 D is the sketch map according to another embodiment of column of the present invention;
The schematic flow sheet that Fig. 6 A～Fig. 6 C locatees for the first magnesium lithium alloy spare according to another embodiment of the present invention and the second magnesium lithium alloy plate each other.
Wherein, Reference numeral
10 first magnesium lithium alloy spares
10a magnesium lithium alloy plate
10b magnesium lithium alloy piece
10c magnesium lithium alloy plate
11 first composition surfaces
The 11a processing portion
12 double-screw bolts
121 screws
13 side plates
14 spliced eyes
15 projections
16 combined holes
161 convergent holes
20 second magnesium lithium alloy plates
21 second composition surfaces
22 columns
221 combined blocks
222 screws
30 magnesium lithium alloy double-screw bolts
31 screws
32 binding faces
33 Plug Divisions
34 assembly holes
The A binding site
The specific embodiment
Below in conjunction with accompanying drawing structural principle of the present invention and operation principle are done concrete description:
Shown in Fig. 1 and Fig. 2 A to Fig. 2 C, wherein Fig. 1 is for making schematic flow sheet according to an embodiment of the invention, and Fig. 2 A to Fig. 2 C is steps flow chart sketch map according to an embodiment of the invention.
The assembling processing method of the magnesium lithium alloy assembly of a disclosed embodiment according to the present invention includes the following step at least: one first magnesium lithium alloy spare 10 is provided, has one first composition surface 11 (step 100).One second magnesium lithium alloy plate 20 is provided, has one second composition surface 21 (step 110).
Shown in Fig. 2 A; In an embodiment of the present invention; The material composition of the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 includes magnesium, lithium and zinc, and wherein the atomic percent of magnesium elements is the total a% (0.1%≤a%≤90%) that forms of alloy, and the atomic percent of elemental lithium is the total b% (0.1%≤b%≤9%) that forms of alloy; The zinc elements atomic percentage is the total c% (0.1%≤c%≤1%) that forms of alloy, and a%+b%+c%≤100%.
The first magnesium lithium alloy spare 10 is positioned on the second magnesium lithium alloy plate 20, and makes first composition surface 11 and second composition surface 21 be in contact with one another (step 120).Shown in Fig. 2 B, the first magnesium lithium alloy spare 10 is stacked in the second magnesium lithium alloy plate, 20 tops, and first composition surface 11 of the first magnesium lithium alloy spare 10 is attached on second composition surface 21 of the second magnesium lithium alloy plate 20.
The first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are carried out pressing, and with the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 mutually combine (step 130).Shown in Fig. 2 C; In this embodiment; Earlier the forming temperature of the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 is brought up to 250 ℃ to 300 ℃ high temperature; Again with the processing mode of machining,, above the first magnesium lithium alloy spare 10, impose about 3000 a tons impact strength for example with the punch process mode or forge processing mode; Make and win magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 in the pressing process; Produce a heating power because of acutely rubbing each other between first composition surface 11 and second composition surface 21, making wins produces friction fusion effect and forms a binding site A between the composition surface 11 and second composition surface 21, impel the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 to be condensed into one and to become nonvolatil bonding state.
In addition, above-mentioned with punch process or forge processing mode the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are combined, this is only as the explanation of a preferred embodiment, not as limit.And another preferred embodiment also can be arranged between first composition surface 11 and second composition surface 21 by a sticker, and win magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are mutually combined.Or a preferred embodiment is again welded first composition surface 11 and second composition surface 21 with a laser weld mode, and then the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 is mutually combined.
It should be noted that especially in the above embodiments, the first magnesium lithium alloy spare 10 is processed the plate kenel, and two magnesium lithium alloy plates are mutually combined with above-mentioned step 100 to step 120.Or in another embodiment; The first magnesium lithium alloy spare 10 is processed a magnesium lithium alloy double-screw bolt; And with above-mentioned step 100 to step 120 magnesium lithium alloy double-screw bolt and magnesium lithium alloy plate are mutually combined, protection scope of the present invention is not exceeded with the embodiment of above-mentioned magnesium lithium alloy plate and magnesium lithium alloy double-screw bolt certainly.
In addition; The first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are not restricted to a square plate; It also can be designed to a cylindrical plate with the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20; Therefore the cross sectional shape of the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 can be selected from one of group that cylindrical (cylinders), cube shaped (cubes) and cuboid (retangles) formed or its combination in any, but not and as limit.
Based on above-mentioned technology, can also make the casing enclosing cover (LCD RearCabinet, general industry is commonly called as and is A spare) of a mobile computer.See also shown in Fig. 3 A to Fig. 3 E, be the schematic flow sheet that is provided with double-screw bolt of the first magnesium lithium alloy spare, one embodiment according to the present invention.
Shown in Fig. 3 A; The first magnesium lithium alloy spare 10 mainly fits together a magnesium lithium alloy plate 10a and a magnesium lithium alloy piece 10b; And magnesium lithium alloy plate 10a has a processing portion 11a; Its processing portion 11a refers to and on magnesium lithium alloy plate 10a, is provided with a regional position that can supply to carry out machining, and processing portion 11a optimum position is arranged on the edge surface of magnesium lithium alloy plate 10a, but not as limit.
Then; Magnesium lithium alloy piece 10b is assembled on the processing portion 11a of magnesium lithium alloy plate 10a; And the thickness of magnesium lithium alloy piece 10b is greater than the thickness of magnesium lithium alloy plate 10a, and the processing portion 11a that is assembled in than thin magnesium lithium alloy plate 10a with thicker magnesium lithium alloy piece 10b goes up (shown in Fig. 3 B).Because magnesium lithium alloy piece 10b has a thickness after being combined in magnesium lithium alloy plate 10a, be beneficial to machining through this thickness.For instance; The machining processes mode can punching press or the mode of forging the magnesium lithium alloy piece 10b that is arranged on the processing portion 11a is carried out pressing; And the strength through pressing; Make magnesium lithium alloy plate 10a and magnesium lithium alloy piece 10b be combined into a magnesium lithium alloy plate 10c, and on magnesium lithium alloy plate 10c, constitute a double-screw bolt 12 (shown in Fig. 3 C).Afterwards, just can be formed with a screw 121 (shown in Fig. 3 E) with the mode of tapping or cutting, make the magnesium lithium alloy spare 10 of winning further provide locking to use through double-screw bolt 12 in double-screw bolt 12 inside.
Then; Synchronously at a side extrusion forming side plate 13 of double-screw bolt 12, when magnesium lithium alloy plate 10a and magnesium lithium alloy piece 10b being carried out pressing, because the design of mold shape through above-mentioned forging or impact style; After making that magnesium lithium alloy plate 10a and magnesium lithium alloy piece 10b are squeezed; The structure of a part forms thicker double-screw bolt 12, and the structure of another part then forms side plate 13, and makes side plate 13 thickness roughly the same with magnesium lithium alloy plate 10a thickness approximately.Afterwards,, make side plate 13 constitute a sidewall structure (shown in Fig. 3 D) of the first magnesium lithium alloy spare 10, make the side plate 13 of bending be erected at magnesium lithium alloy plate 10a side, constitute sidewall structure with this again with side plate 13 bendings one angle.When if side plate 13 is produced simultaneously in magnesium lithium alloy plate 10a edge, then can make the magnesium lithium alloy spare 10 of winning constitute a frame structure.
Thus, just can the first magnesium lithium alloy spare 10 be processed the enclosing cover (being A spare) of mobile computer casing, make the magnesium lithium alloy spare 10 of winning that lock solid structure and frame structure can synchronously one-body moldedly be arranged.Therefore the enclosing cover of processing the mobile computer casing (being A spare); Can according to user demand or dimensions and in time increase enclosing cover thickness; Main mode with above-mentioned steps 100 to step 120; The first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are combined, and then can optionally increase the enclosing cover thickness of mobile computer casing.
In addition, the sketch map shown in Fig. 4 A is the schematic flow sheet that is provided with double-screw bolt according to first another embodiment of magnesium lithium alloy spare of the present invention.One magnesium lithium alloy double-screw bolt 30 is provided, and magnesium lithium alloy double-screw bolt 30 inside have a screw 31, and are provided with a binding face 32 in magnesium lithium alloy double-screw bolt 30 bottoms.The binding face 32 of magnesium lithium alloy double-screw bolt 30 is attached on the first magnesium lithium alloy spare 10; And with the welding mode of laser weld, anoxic glue bond, punch process or the welding mode of forging processing; The magnesium lithium alloy double-screw bolt 30 and the first magnesium lithium alloy spare 10 are combined, make the magnesium lithium alloy spare 10 of winning have a lock solid structure.And, the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are mutually combined, and then constitute the enclosing cover (being A spare) of mobile computer casing with the mode of above-mentioned steps 100 to step 120.
Sketch map shown in Fig. 4 B is the schematic flow sheet of the manufacturing double-screw bolt of the another embodiment of the first magnesium lithium alloy spare according to the present invention.One magnesium lithium alloy double-screw bolt 30 is provided, and magnesium lithium alloy double-screw bolt 30 inside have a screw 31, and are provided with a Plug Division 33 in magnesium lithium alloy double-screw bolt 30 bottoms.And the position of the first magnesium lithium alloy spare, 10 corresponding Plug Divisions 33 is provided with a spliced eye 14.And with the welding mode of laser weld, anoxic glue bond, punch process or the welding mode of forging processing; With Plug Division 33 corresponding inserted of magnesium lithium alloy double-screw bolt 30 in the spliced eye 14 of the first magnesium lithium alloy spare 10; And the magnesium lithium alloy double-screw bolt 30 and the first magnesium lithium alloy spare 10 are combined, make the magnesium lithium alloy spare 10 of winning have a lock solid structure.And, the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 are mutually combined, and then constitute the enclosing cover (being A spare) of mobile computer casing with the mode of above-mentioned steps 100 to step 120.
Sketch map shown in Fig. 4 C is the schematic flow sheet of the manufacturing double-screw bolt of the another embodiment of the first magnesium lithium alloy spare according to the present invention.One magnesium lithium alloy double-screw bolt 30 is provided; Magnesium lithium alloy double-screw bolt 30 inside have a screw 31; And being provided with an assembly hole 34 in screw 31 1 sides, assembly hole 34 is opened in magnesium lithium alloy double-screw bolt 30 surfaces, and makes shape orientation screw 31 directions of assembly hole 34 generally be a gradually-reducing shape.And the position of the first magnesium lithium alloy spare, 10 corresponding assembly holes 34 is provided with a projection 15, the size of the size coupling assembly hole 34 of projection 15, and with laser weld, anoxic glue bond mode, the magnesium lithium alloy double-screw bolt 30 and the first magnesium lithium alloy spare 10 are combined.
In addition; Also can being dimensioned to of projection 15 be slightly larger than the size of assembly hole 34, and with the machining processes mode, for example punch process or forge mode such as processing; Projection 15 is pressed in the assembly hole 34; And make projection 15 produce type change, and projection 15 is combined in the assembly hole 34, with this magnesium lithium alloy double-screw bolt 30 and the first magnesium lithium alloy spare 10 are combined.Thus, just can the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 be mutually combined, and then constitute the enclosing cover (being A spare) of mobile computer casing through the mode of above-mentioned steps 100 to step 120.
Based on above-mentioned technology; Before the pressing first magnesium lithium alloy spare and the second magnesium lithium alloy plate; Also can comprise step: shown in Fig. 5 A, Fig. 5 B with next embodiment; The first magnesium lithium alloy spare 10 is penetrated with at least one combined hole 16, and the second magnesium lithium alloy plate, 20 corresponding combined holes, 16 positions are provided with at least one column 22, and makes the size of combined hole 16 be matched with the size of column 22; Again column 22 is located in the combined hole 16, makes mutual urgent combination the between win magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20.
In addition; Column 22 is a cylinder and to being plugged in combined hole 16; And have a convergent hole 161 at the end of combined hole 16, and a side in column 22 corresponding convergent holes 161 is provided with a combined block 221 (shown in Fig. 5 C), and make combined block 221 sizes be slightly larger than convergent hole 161 sizes.With the machining mode, for example punching press or forging mode plug combined hole 16 with column 22, and combined block 221 can be clamp-oned 161 inside, convergent hole because of the stress effect of pressing, make combined block 221 produce a type and become, and make column 22 urgent in combined hole 16 inside.
In addition, column 22 also can be a cone (shown in Fig. 5 D), and the side at column 22 is provided with a combined block 221 equally; And with the machining mode, for example punching press or forging mode are plugged in combined hole 16 with cone shape column 22; And make cone shape column 22 receive the shape limits of combined hole 16; And column 22 is clamp-oned in the combined hole 16, same, combined block 221 is also clamp-oned 161 inside, convergent hole; Extrusion pressing type through column 22 becomes, and makes column 22 be pressed on combined hole 16 inside.
In addition; Based on above-mentioned technology; Before the pressing first magnesium lithium alloy spare and the second magnesium lithium alloy plate, also can comprise the step of following another embodiment: shown in Fig. 6 A to Fig. 6 C, the first magnesium lithium alloy spare 10 is penetrated with at least one combined hole 16; And the second magnesium lithium alloy plate, 20 corresponding combined holes, 16 positions are provided with at least one column 22; And make the height of the height of column 22 greater than combined hole 16, and again column 22 is located in the combined hole 16, make column 22 be exposed to (shown in Fig. 6 A) on the first magnesium lithium alloy spare 10.
Afterwards,,, the column 22 that is exposed on the first magnesium lithium alloy spare 10 is carried out riveted, make column 22 be riveted on (shown in Fig. 6 B) on the first magnesium lithium alloy spare 10 like punching press or forging mode with the machining processes mode.Be formed with a screw 222 (shown in Fig. 6 C) in column 22 inside with tapping or cutting way again.Thus, just can the first magnesium lithium alloy spare 10 and the second magnesium lithium alloy plate 20 be mutually combined, and then constitute the enclosing cover (being A spare) of mobile computer casing through the mode of above-mentioned steps 100 to step 120.
Effect of the present invention is apace two magnesium lithium alloy spares to be combined; Main casing gauge according to mobile computer; With modes such as punch process, forging processing, laser weld or bonding processing, the magnesium lithium alloy workpiece more than two or two is together with each other fast, stably.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (7)
1. the assembling processing method of a magnesium lithium alloy assembly is characterized in that, comprises the steps:
One first magnesium lithium alloy spare is provided, and this first magnesium lithium alloy spare has one first composition surface;
One second magnesium lithium alloy plate is provided, and this second magnesium lithium alloy plate has one second composition surface;
This first magnesium lithium alloy spare is positioned on this second magnesium lithium alloy plate, and this first composition surface and this second composition surface are in contact with one another; And
This first magnesium lithium alloy spare and this second magnesium lithium alloy plate are carried out pressing, so that this first magnesium lithium alloy spare and this second magnesium lithium alloy plate mutually combine,
Wherein, Earlier the forming temperature of the first magnesium lithium alloy spare and the second magnesium lithium alloy plate is brought up to 250 ℃ to 300 ℃ high temperature; Again with the processing mode of machining; With punch process mode or forging processing mode; Above the first magnesium lithium alloy spare, impose about 3000 a tons impact strength, make and win magnesium lithium alloy spare and the second magnesium lithium alloy plate in the pressing process, produce a heating power because acutely rub each other between first composition surface and second composition surface; Making wins between the composition surface and second composition surface produces friction fusion effect and forms a binding site, impels the first magnesium lithium alloy spare and the second magnesium lithium alloy plate to be condensed into one and to become nonvolatil bonding state.
2. the assembling processing method of magnesium lithium alloy assembly as claimed in claim 1 is characterized in that, this first magnesium lithium alloy spare is a double-screw bolt or a plate.
3. the assembling processing method of magnesium lithium alloy assembly as claimed in claim 2; It is characterized in that; The said step of this first magnesium lithium alloy spare that provides also includes: a magnesium lithium alloy double-screw bolt is provided, and this magnesium lithium alloy double-screw bolt is arranged on this first magnesium lithium alloy spare.
4. the assembling processing method of magnesium lithium alloy assembly as claimed in claim 1 is characterized in that, the said step that this first magnesium lithium alloy spare is positioned on this second magnesium lithium alloy plate also includes:
Form at least one combined hole on this first magnesium lithium alloy spare;
Form at least one column on this second magnesium lithium alloy plate; And
Wear to this combined hole with this column, and this first composition surface and this second composition surface are in contact with one another.
5. the assembling processing method of magnesium lithium alloy assembly as claimed in claim 1 is characterized in that, the said step that this first magnesium lithium alloy spare is positioned on this second magnesium lithium alloy plate also includes:
Form at least one combined hole on this first magnesium lithium alloy spare;
Form at least one column on this second magnesium lithium alloy plate;
Wear to this combined hole with this column, and this column protrudes from this combined hole; And
With the riveted processing mode this column that protrudes is carried out riveted, this column is riveted on this first magnesium lithium alloy spare.
6. the assembling processing method of magnesium lithium alloy assembly as claimed in claim 5 is characterized in that, the step that this column is riveted on this first magnesium lithium alloy spare also includes: form the inside of a screw at this column.
7. the assembling processing method of magnesium lithium alloy assembly as claimed in claim 1 is characterized in that, the material composition of this first magnesium lithium alloy spare and this second magnesium lithium alloy plate includes:
One magnesium elements, its atomic percent are the total a% that forms of alloy, 0.1%≤a%≤90%;
One elemental lithium, its atomic percent are the total b% that forms of alloy, 0.1%≤b%≤9%; And
One zinc element, its atomic percent are the total c% that forms of alloy, 0.1%≤c%≤1%;
Wherein, and a%+b%+c%≤100%.
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| WO2015122882A1 (en) * | 2014-02-12 | 2015-08-20 | Hewlett-Packard Development Company, L.P. | Forming a casing of an electronics device |
| CN104816091B (en) * | 2015-03-18 | 2016-05-04 | 山东大学 | The synchronous riveted seaming method of ultra-thin sheet material pulsed laser and device |
| CN106064504B (en) * | 2016-06-08 | 2018-02-13 | 哈尔滨工程大学 | A kind of high-strength tenacity magnesium lithium alloy laminar composite and preparation method thereof |
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| CN1948532A (en) * | 2006-11-01 | 2007-04-18 | 中国科学院金属研究所 | Quasi crystal phase fortified magnesium lithium alloy and its preparation method |
| CN101199974A (en) * | 2006-12-13 | 2008-06-18 | 上海比亚迪有限公司 | Metal processing and metal pressing mould |
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| CN101961833A (en) | 2011-02-02 |
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