CN101468370A - Amorphous alloy thermoforming apparatus and technique - Google Patents
Amorphous alloy thermoforming apparatus and technique Download PDFInfo
- Publication number
- CN101468370A CN101468370A CNA2007101257056A CN200710125705A CN101468370A CN 101468370 A CN101468370 A CN 101468370A CN A2007101257056 A CNA2007101257056 A CN A2007101257056A CN 200710125705 A CN200710125705 A CN 200710125705A CN 101468370 A CN101468370 A CN 101468370A
- Authority
- CN
- China
- Prior art keywords
- base
- amorphous alloy
- induction heating
- temperature
- amorphous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000808 amorphous metal alloy Inorganic materials 0.000 title claims abstract description 40
- 238000003856 thermoforming Methods 0.000 title claims description 29
- 238000000034 method Methods 0.000 title abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 230000006698 induction Effects 0.000 claims abstract description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 17
- 239000011261 inert gas Substances 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 239000005300 metallic glass Substances 0.000 claims description 25
- 238000005516 engineering process Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 16
- 239000002826 coolant Substances 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 239000002178 crystalline material Substances 0.000 claims description 7
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- 150000002910 rare earth metals Chemical class 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 4
- 238000010304 firing Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000007770 graphite material Substances 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 14
- 238000002425 crystallisation Methods 0.000 abstract description 11
- 230000008025 crystallization Effects 0.000 abstract description 10
- 239000012141 concentrate Substances 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 5
- 238000007731 hot pressing Methods 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract 8
- 229910001873 dinitrogen Inorganic materials 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 229910000939 field's metal Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
Images
Landscapes
- General Induction Heating (AREA)
Abstract
The invention provides a device and a process for the hot pressing and molding of an amorphous alloy. The device is provided with a vacuum, inert gas or nitrogen gas protective environment, and a mould set and an induction heating coil positioned in the environment; the mould set comprises an upper mould, a lower mould and a molding mould; the induction heating coil is at least wound in a peripheral space of the molding mould and is not contacted with the molding mould; and the process sequentially comprises the following steps in the vacuum, inert gas or nitrogen gas protective environment: blank placement, induction heating, hot pressing and molding, cooling, and mould extraction. By adopting an induction heating mode, the process can rapidly concentrate on heating a molded blank to Tg temperature above, and carry out the hot pressing and molding within the temperature range between Tg and Tm or the Tm temperature above; a molding strain rate can reach between 10<-2> and 10<-3>S<-1>; and the process has high processing efficiency and can effectively prevent crystallization of the amorphous alloy in the molding process within shorter temperature rise time.
Description
Technical field
The invention belongs to non-crystaline amorphous metal forming technique field, particularly a kind of amorphous alloy thermoforming apparatus and technology.
Background technology
In recent years, along with deepening continuously to composition, structure and the performance study of block amorphous alloy, excellent physical, chemistry, mechanical property and precise forming that people more and more recognize block amorphous alloy and had will make it to become the critical material of new and high technologies such as supporting following precision optical machinery, information, Aero-Space device, national defense industry.
Compare with traditional crystal alloy material, the block amorphous alloy material has remarkable advantages aspect the multinomial serviceability, and has a more excellent mechanical property, they not only are better than traditional metal materials greatly at aspects such as intensity, elasticity, toughness, hardness, and at aspects such as intensity, fatigue behaviours also not second to crystalline material.In addition, non-crystalline material has good processing properties, when temperature surpasses T
gAfter (glass transition temperature), the viscosity of block amorphous alloy is along with the rising of temperature sharply reduces, under than the low strain rate condition, its strain hardening and strain-rate sensitivity exponent m value is near 1, its plastic deformation is the newtonian viscous flow performance, be desirable superplastic material, can carry out various microns even the distortion of nanoscale Precision Machining non-crystaline amorphous metal.
Existing amorphous former generally adopts the mode of resistance heated, programming rate is slower, temperature controlling is relatively more difficult in the process, yet, the realization of non-crystaline amorphous metal superplastic deformation has strong temperature and sensitivity of strain rate, most at present bulk amorphous alloys systems, its supercooling liquid phase region width (is glass transition temperature T
gBegin temperature T with crystallization
xBetween) have only tens degree, can be very narrow for the temperature range of processing, in the heating forming process crystallization takes place for avoiding non-crystaline amorphous metal, the blank deformation temperature generally is in the supercooling liquid phase region, in so narrower temperature range, the shaping strain rate generally can only be controlled at 10
-3～10
-4S
-1According to above-mentioned mode of heating, heat time heating time is oversize, adds very low rate of deformation, not only causes working (machining) efficiency very low, but also is very easy to cause non-crystaline amorphous metal crystallization in deformation process.
Summary of the invention
Embodiment of the invention technical problem to be solved is to provide a kind of amorphous alloy thermoforming apparatus, it is long heat time heating time to be intended to solve existing amorphous former, rate of deformation is low, and working (machining) efficiency is low, causes the problem of non-crystaline amorphous metal easy crystallization in deformation process.
The embodiment of the invention another technical problem to be solved is to provide a kind of technology that adopts above-mentioned former to carry out amorphous alloy thermoforming.
For amorphous alloy thermoforming apparatus of the present invention; above-mentioned technical problem is solved like this: this amorphous alloy thermoforming apparatus possesses vacuum, inert gas or nitrogen protection environment and is in set of molds, load coil under the described environment; set of molds comprises upper and lower mould and finishing die; load coil is at least in the space around the finishing die, and do not contact with finishing die.
For amorphous alloy thermoforming technology of the present invention; above-mentioned technical problem is solved like this: this amorphous alloy thermoforming technology; adopt above-mentioned amorphous alloy thermoforming apparatus, be included in and carry out following steps under vacuum, inert gas or the nitrogen protection environment successively:
(1) non-crystaline amorphous metal or crystalline material with amorphous alloy component are placed finishing die as blank, adopt eddy-current heating, under certain forming pressure, be heated to the above temperature of Tg with the firing rate of 150～180 ℃/s, with 10
-2～10
-3S
-1Strain rate be shaped and obtain workpiece;
(2) workpiece is quickly cooled to the following temperature of Tg, delivery then.
Technique scheme owing to adopt induction heating mode, is given the blank that will heat electrical energy transfer by induction coil, and electric energy changes heat energy in metal inside then, and induction coil does not directly contact with being heated metal, and energy transmits by electromagnetic induction.Like this, can concentrate heating shaping blank to T rapidly
gMore than the temperature, at T
g～T
mInterior or the T of (non-crystaline amorphous metal fusing point) temperature range
mCarry out hot forming more than the temperature, the shaping strain rate can reach 10
-2～10
-3S
-1, the working (machining) efficiency height can effectively prevent the crystallization of non-crystaline amorphous metal in forming process in the short heating-up time.
Description of drawings
Fig. 1 is a kind of amorphous alloy thermoforming apparatus structural representation in a preferred embodiment of the present invention;
Fig. 2 is a kind of amorphous alloy thermoforming technological temperature curve map in a preferred embodiment of the present invention.
The specific embodiment
In order to make the technical problem to be solved in the present invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Fig. 1 has shown a kind of amorphous alloy thermoforming apparatus that the embodiment of the invention provides, comprise confined chamber 1, and the set of molds 2 that is positioned at confined chamber 1, set of molds 2 comprises patrix 21, counterdie 22 and the finishing die 23 between upper and lower mould 21,22, blank 100 places finishing die 23.Confined chamber 1 is provided with a valve body 3; valve body 3 is connected with pumped vacuum systems or air supply system (not shown); can guarantee that whole hot pressing has vacuum, inert gas or nitrogen protection environment, can prevent that workpiece is at high temperature oxidized, to guarantee the surface quality of workpiece.Be integrated with cooling device respectively in the upper and lower mould 21,22, cooling device comprises the but cooling tube 4 of media flow of cooling medium and cooling, and described cooling tube 4 is inserted in the upper and lower mould 21,22, and its two ends are respectively cooling medium inlet 41 and cooling medium outlet 42.Like this, import cooling medium after, can realize the pressure of die cavity 230 cold soon, thereby shorten workpiece at T
gThe time of staying that temperature is above, help amorphous product like this and obtain good serviceability.
Above-mentioned building mortion also comprises load coil 5, and it is at least in the space around the finishing die 23, and contact with finishing die 23, and in the present embodiment, this load coil 5 is further in upper and lower mould 21,22 space on every side.This load coil 5 can be common load coil or magnetic suspension electromagnetic confinement coil, and in the present embodiment, this load coil 5 comprises common load coil 51 and magnetic suspension electromagnetic confinement coil 52.Owing to adopt induction heating mode, give blank 100 electrical energy transfer by induction coil, electric energy changes heat energy in metal inside then, induction coil be heated metal and directly do not contact, energy like this, can concentrate heating blank 100 to T rapidly by the electromagnetic induction transmission
gAbove temperature is at T
g～T
mInterior or the T of temperature range
mCarry out hot forming more than the temperature, the shaping strain rate can reach 10
-2～10
-3S
-1, the working (machining) efficiency height can effectively prevent the crystallization of non-crystaline amorphous metal in forming process in the short heating-up time.In addition, it is pointed out that working as the shaping temperature is T
gWhen above, common load coil 51 all can be selected for use, still, when the shaping temperature greater than T
mThe time, preferred magnetic suspension electromagnetic confinement coil 52 is as heater coil, at this moment, finishing die 23 is selected for use upper surface not have groove and is the finishing die on a plane, the electromagnetic pressure that interacts and produce between the eddy current that utilizes magnetic suspension electromagnetic confinement coil 52 internal magnetic fields and liquid metal to induce makes molten metal keep certain shape under contactless condition.Can avoid contacting of blank and mould so to greatest extent, reduce because of blank contacts dispersed heat with mould, thereby reach the purpose that is rapidly heated.
The embodiment of the invention provides a kind of amorphous alloy thermoforming technology, adopts above-mentioned amorphous alloy thermoforming apparatus, comprises the steps:
(1) non-crystaline amorphous metal or crystalline material with amorphous alloy component are placed finishing die 23 as blank, adopt eddy-current heating, under certain forming pressure, be heated to T with the firing rate of 150～180 ℃/s
gAbove temperature is with 10
-2～10
-3S
-1Strain rate be shaped and obtain workpiece;
(2) workpiece is quickly cooled to T
gFollowing temperature, delivery then.
Each step of present embodiment is carried out under vacuum, inert gas or nitrogen protection environment successively, and inert gas is preferably argon gas, can prevent that like this workpiece is at high temperature oxidized, to guarantee the surface quality of workpiece.The blank forming process is at T
NoseFinish before (nose temperature) temperature time corresponding point, referring to the cooling curve C of Fig. 2.Can pass through machinery or negative pressure delivery after the cooling.
Select suitable induction coil and induction heating power, can be in 2～4 second time with blank heating to T
g～T
mForming temperature, its time-temperature-crystallization change curve, promptly the TTT curve is shown in A among Fig. 2; Even blank heating can be surpassed T
mTemperature and the liquid state that becomes, its TTT curve is shown in B among Fig. 2.Like this, temperature is high more, and the viscosity of non-crystaline amorphous metal is more little, and promptly flowability is good more, helps blank more and is shaped.
When blank was noncrystal in the present embodiment, forming temperature was not less than T
g, forming pressure is less than 200Mpa.Forming temperature is T
g～T
mThe time, pressure is preferably 30MPa～200Mpa; Forming temperature is greater than T
mThe time, pressure is preferably less than 30Mpa.
Blank is that forming temperature is greater than T when having the crystalline material of amorphous alloy component in the present embodiment
m, forming pressure is less than 30Mpa, and at this moment, preferred magnetic suspension electromagnetic confinement coil 52 is as heater coil, and finishing die 23 is selected for use upper surface not have groove and is the finishing die on a plane.
Present embodiment can concentrate the heating blank to T rapidly owing to adopt induction heating mode
gAbove temperature is at T
g～T
mInterior or the T of temperature range
mCarry out hot forming more than the temperature, the shaping strain rate can reach 10
-2～10
-3S
-1, the working (machining) efficiency height can effectively prevent the crystallization of non-crystaline amorphous metal in forming process in the short heating-up time.
Mentioned cooling device carries out in step in the present embodiment (2) the employing previous embodiment, import cooling medium by cooling tube 4, discharge cooling medium from exporting 42, so circulation feeds and discharges cooling medium, can realize the pressure of die cavity 9 cold soon, thereby shorten workpiece at T
gThe time of staying that temperature is above, guarantee cooling curve C not with the TTT curved intersection of non-crystaline amorphous metal, thereby avoid alloy generation crystallization, help amorphous product like this and obtain good serviceability.Cooling medium can be water, oil or liquid nitrogen, preferred water, more preferably deionized water.In addition, it is pointed out that present embodiment do not get rid of employing yet and workpiece is taken out the mode carry out water-cooled cool off.
Instructions for use, complexity and size range according to different parts, above-mentioned blank can be thin slice, powder, bar-shaped or block, in the blank non-crystaline amorphous metal can select this area common non-crystaline amorphous metal, a kind of in Zr, Cu, Fe, rare earth, Ti, Ni, Al, Mg, Co, Pd, the Au base noncrystal alloy for example.Wherein, preferred Zr, Fe, Cu, rare earth, Mg or Ti base noncrystal alloy.The material selection thermal conductivity factor of upper and lower mould 21,22 is greater than metal or the nonmetallic materials of 10W/mK.Shape and size according to the workpiece that will heat are selected load coil and induction heating power, during heating, the frequency of oscillation of induction heating power is 1KHz～1.2MHz, rated input power is 10KW～180KW, the load coil number of turn is 2～6 circles, and coil is planar coil or solenoid.If blank thin slice or powder, coil preferred planar coil, if bar-shaped or block, then preferred solenoid.
If select block blank, its size between 2mm～100mm, the preferred 20KHz～100KHz of induction heating power frequency; If select the powder blank, the powder average grain diameter is less than 2mm, the preferred 100KHz～1.2MHz of the frequency of induction heating power, and the induction power supply rated input power is preferably 100KW～160KW.If blank is only done the surface and duplicated processing, heat penetration is no more than 10mm, and the induction heating power rated input power is preferably 20KW～100KW; If heat penetration surpasses 10mm, the induction power supply rated input power is preferably 100KW～160KW.
When above-mentioned non-crystaline amorphous metal is a kind of in Zr base, rare earth based and the Mg base noncrystal alloy; protective gas selects for use purity greater than 98% argon gas; the material selection thermal conductivity factor of upper and lower mould 21,22 is greater than metal or the nonmetallic materials of 50W/mK, for example steel, copper alloy and graphite.
When non-crystaline amorphous metal adopts a kind of in Cu base, Fe base, Ti base, Ni base, Al base, Co base, Pd base and the Au base noncrystal alloy; protective gas adopts purity greater than 99.9% argon gas or nitrogen; the material of upper and lower mould 21,22 can select for use thermal conductivity factor greater than 150W/mK metal or nonmetallic material, for example copper alloy and high conductive graphite etc.
Upper and lower mould 21,22 selects for use copper alloy, steel, pottery or graphite material to make in the present embodiment, and wherein, if select pottery for use, induction heating power power is preferably less than 80KW; Select copper alloy, steel or graphite for use, induction heating power power then is preferably more than 40KW.
The embodiment of the invention is mainly used in the processing of bulk amorphous alloys, owing to adopt induction heating mode, can concentrate the heating blank to T rapidly
gAbove temperature is at T
g～T
mInterior or the T of temperature range
mCarry out hot forming more than the temperature, big temperature range has reduced the requirement to the temperature control accuracy, and the shaping strain rate can reach 10
-2～10
-3S
-1, the working (machining) efficiency height can effectively prevent the crystallization of non-crystaline amorphous metal in forming process in the short heating-up time.And integrated cooling device is not only simple to operation in the upper and lower mould 21,22, has improved production efficiency, and can rapidly the Forming Workpiece temperature have been reduced to T
gBelow the temperature, be beneficial to large block amorphous goods and obtain good serviceability.In addition, if produce in batches, the shape and size of raw material are fixed, and power by coil shape, induction heating power and frequency adjustment can realize the accurate intensification to workpiece.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1, a kind of amorphous alloy thermoforming apparatus; possess vacuum, inert gas or nitrogen protection environment; and be in set of molds under the described environment; described set of molds comprises upper and lower mould and the finishing die between described upper and lower mould; it is characterized in that; described building mortion also comprises load coil, and described load coil is at least in the space around the finishing die, and does not contact with finishing die.
2, amorphous alloy thermoforming apparatus as claimed in claim 1 is characterized in that, described load coil is a magnetic suspension electromagnetic confinement coil.
3, amorphous alloy thermoforming apparatus as claimed in claim 1 or 2 is characterized in that, is integrated with cooling device respectively in the described upper and lower mould.
4, amorphous alloy thermoforming apparatus as claimed in claim 3 is characterized in that, described cooling device have can be in described upper and lower mould cooling medium flowing.
5, amorphous alloy thermoforming apparatus as claimed in claim 4, it is characterized in that: described cooling device has the cooling tube that flows for described cooling medium, described cooling tube is inserted in the described upper and lower mould, and its two ends have cooling medium inlet and cooling medium outlet respectively.
6, a kind of amorphous alloy thermoforming technology adopts amorphous alloy thermoforming apparatus according to claim 1, is included in to carry out following steps under vacuum, inert gas or the nitrogen protection environment successively:
(1) non-crystaline amorphous metal or crystalline material with amorphous alloy component are placed finishing die as blank, adopt eddy-current heating, under certain forming pressure, be heated to T with the firing rate of 150～180 ℃/s.Above temperature is with 10
-2～10
-3S
-1Strain rate be shaped and obtain workpiece;
(2) workpiece is quickly cooled to T
gFollowing temperature, delivery then.
7, amorphous alloy thermoforming technology as claimed in claim 6 is characterized in that, in the described step (2), imports cooling medium in described upper and lower mould, and workpiece is cooled off.
8, amorphous alloy thermoforming technology as claimed in claim 6 is characterized in that, described blank is noncrystal, and forming temperature is not less than T
g, forming pressure is less than 200Mpa; Wherein, when the shaping temperature be T
g～T
mThe time, forming pressure is 30MPa～200Mpa; When the shaping temperature greater than T
mThe time, forming pressure is less than 30Mpa.
9, amorphous alloy thermoforming technology as claimed in claim 6 is characterized in that, described blank is the crystalline material of amorphous component, and forming temperature is greater than T
m, forming pressure is less than 30Mpa.
10, amorphous alloy thermoforming technology as claimed in claim 6, it is characterized in that, described non-crystaline amorphous metal is selected from a kind of in Zr base, Cu base, Fe base, rare earth based, Ti base, Ni base, Al base, Mg base, Co base, Pd base and the Au base noncrystal alloy, described upper and lower mold materials is selected metal or the nonmetallic materials of thermal conductivity factor greater than 10W/mK for use, the frequency of oscillation of described induction heating power is 1KHz～1.2MHz, rated input power is 10KW～180KW, the load coil number of turn is 2～6 circles, and coil is planar coil or solenoid; Wherein, when described non-crystaline amorphous metal was a kind of in Zr base, rare earth based and the Mg base noncrystal alloy, protective gas selected for use purity greater than 98% argon gas, and described upper and lower mold materials is selected metal or the nonmetallic materials of thermal conductivity factor greater than 50W/mK for use; When described non-crystaline amorphous metal is a kind of in Cu base, Fe base, Ti base, Ni base, Al base, Co base, Pd base and the Au base noncrystal alloy; protective gas adopts purity greater than 99.9% argon gas or nitrogen, and described upper and lower mold materials selects for use thermal conductivity factor greater than 150W/mK metal or nonmetallic material.
11, amorphous alloy thermoforming technology as claimed in claim 10 is characterized in that, when heat penetration was no more than 10mm, the induction heating power rated input power was 20KW～100KW; When heat penetration surpassed 10mm, the induction power supply rated input power was 100KW～160KW.
12, amorphous alloy thermoforming technology as claimed in claim 10 is characterized in that, described blank is block or powder non-crystaline amorphous metal; Wherein, when described blank was block amorphous alloy, block size was 2mm～100mm, and the frequency of oscillation of induction heating power is 20KHz～100KHz; When described blank was the powder non-crystaline amorphous metal, average grain diameter was less than 2mm, and the frequency of oscillation of induction heating power is 100KHz～1.2MHz, and the induction power supply rated input power is 100KW～160KW.
13, amorphous alloy thermoforming technology as claimed in claim 10 is characterized in that, described upper and lower mould selects for use copper alloy, steel, pottery or graphite material to make; Wherein, when described upper and lower mold materials was selected pottery for use, induction heating power power was less than 80KW; When described upper and lower mold materials was selected copper alloy, steel or graphite for use, induction heating power power was greater than 40KW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101257056A CN101468370B (en) | 2007-12-28 | 2007-12-28 | Amorphous alloy thermoforming apparatus and technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101257056A CN101468370B (en) | 2007-12-28 | 2007-12-28 | Amorphous alloy thermoforming apparatus and technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101468370A true CN101468370A (en) | 2009-07-01 |
| CN101468370B CN101468370B (en) | 2012-03-07 |
Family
ID=40826314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101257056A Expired - Fee Related CN101468370B (en) | 2007-12-28 | 2007-12-28 | Amorphous alloy thermoforming apparatus and technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101468370B (en) |
Cited By (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947617A (en) * | 2010-08-30 | 2011-01-19 | 哈尔滨工业大学 | Double-chamber high-temperature forging and forming device of TiAl intermetallic compound forge piece and method thereof |
| CN102029381A (en) * | 2010-11-10 | 2011-04-27 | 华中科技大学 | Processing and forming method for workpieces made of blocky metal glass or composite material of blocky metal glass |
| CN102139326A (en) * | 2009-12-16 | 2011-08-03 | 本特勒尔汽车技术有限公司 | Method for producing a hot-forming tool and hot-forming tool with wear protection |
| CN102151780A (en) * | 2011-03-02 | 2011-08-17 | 青岛益友锻压机械有限公司 | Complex part precision forging die with back pressure structure |
| CN102618703A (en) * | 2012-03-26 | 2012-08-01 | 宝山钢铁股份有限公司 | Method and device for rapid high-temperature heating of plates |
| CN103158252A (en) * | 2013-03-21 | 2013-06-19 | 宁波大学 | Hot-stamping device of optical waveguide |
| CN103635270A (en) * | 2011-07-01 | 2014-03-12 | 苹果公司 | Heat stake joining |
| CN104209435A (en) * | 2014-08-27 | 2014-12-17 | 山东科技大学 | Amorphous metal glass forming system and process with cold-hot circulation |
| CN104259432A (en) * | 2014-09-26 | 2015-01-07 | 东莞台一盈拓科技股份有限公司 | Amorphous alloy hot-pressing forming method and hot-pressing forming machine |
| CN104259291A (en) * | 2014-08-04 | 2015-01-07 | 东莞台一盈拓科技股份有限公司 | Thermal forming method of amorphous alloy |
| CN105665594A (en) * | 2016-04-15 | 2016-06-15 | 天津市天锻压力机有限公司 | Isothermal thermal forming hydraulic machine heating and heat preservation system and operating method |
| CN106102953A (en) * | 2014-03-14 | 2016-11-09 | 新日铁住金株式会社 | The manufacture method of rim for automobile wheel and the manufacture method of wheels of automobile wheel rim |
| CN106901846A (en) * | 2017-02-27 | 2017-06-30 | 盘固新型合金材料（常州）有限公司 | Non-crystaline amorphous metal endodontic file and its manufacture method |
| CN107309343A (en) * | 2017-07-21 | 2017-11-03 | 北京汽车股份有限公司 | Hot press-formed equipment |
| CN107790536A (en) * | 2017-10-17 | 2018-03-13 | 深圳大学 | Glassy metal embossing forming device |
| CN107931974A (en) * | 2017-11-14 | 2018-04-20 | 广东工业大学 | A kind of high-efficiency machining method of non-crystaline amorphous metal |
| CN108435860A (en) * | 2018-03-05 | 2018-08-24 | 苏州特鑫精密电子有限公司 | A kind of one time punching molded technique used for vehicle transmission shaft |
| CN108927452A (en) * | 2017-05-26 | 2018-12-04 | 比亚迪股份有限公司 | Hot-press forming device, method and the hot-forming part of amorphous alloy |
| CN109572040A (en) * | 2018-10-29 | 2019-04-05 | 东北电力大学 | A kind of hot press pressurized head systems |
| CN110000696A (en) * | 2017-12-29 | 2019-07-12 | 比亚迪股份有限公司 | Wear-resisting jig and preparation method thereof |
| CN110026750A (en) * | 2019-06-04 | 2019-07-19 | 中国科学院金属研究所 | A kind of processing method of amorphous alloy component |
| CN110142321A (en) * | 2019-05-21 | 2019-08-20 | 东北大学 | A kind of device and method of the continuous punch forming of amorphous thin-walled workpiece |
| GB2503936B (en) * | 2012-07-13 | 2020-03-04 | Gkn Wheels Ltd | Manufacture of wheels |
| CN111085584A (en) * | 2019-12-12 | 2020-05-01 | 天津航天长征技术装备有限公司 | Electromagnetic heating flanging die |
| CN111261398A (en) * | 2020-03-16 | 2020-06-09 | 宁波锐科磁业有限公司 | Hot pressing device, hot pressing system and preparation method for preparing neodymium iron boron magnetic ring |
| CN111589955A (en) * | 2020-05-28 | 2020-08-28 | 重庆科技学院 | Soft magnetic alloy element hot impact extrusion die and preparation method thereof |
| CN113477768A (en) * | 2021-06-24 | 2021-10-08 | 常州世竟液态金属有限公司 | Amorphous alloy segmented thermoplastic forming method |
| CN113894236A (en) * | 2021-09-14 | 2022-01-07 | 北京机电研究所有限公司 | Vacuum isothermal die forging rapid prototyping device |
| CN114101475A (en) * | 2021-10-12 | 2022-03-01 | 深圳大学 | Ultrasonic impression forming method and forming equipment for high-temperature high-strength amorphous alloy micro-mold |
| CN115026237A (en) * | 2022-07-21 | 2022-09-09 | 河北工程大学 | Cold heading die and cold heading process |
| CN115138737A (en) * | 2021-09-08 | 2022-10-04 | 武汉苏泊尔炊具有限公司 | Non-stick pan and preparation method thereof |
| US11967694B2 (en) | 2018-05-07 | 2024-04-23 | I-Ten | Porous electrodes for electrochemical devices |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI536976B (en) * | 2013-07-22 | 2016-06-11 | 國立中央大學 | Porous amorphous alloy artificial joint and manufacturing method thereof |
| FR3055242B1 (en) | 2016-08-25 | 2018-08-10 | I-Ten | HOT PRESSING TOOL, METHOD FOR CARRYING OUT THE SAME, INSTALLATION AND METHOD FOR MANUFACTURING THE SAME |
| CN112170590B (en) * | 2020-08-28 | 2023-02-03 | 深圳大学 | Die forming equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015461A (en) * | 1972-07-27 | 1977-04-05 | Bayerische Leichtmetallwerk Graf Bluecher Von Wahlstatt Kg | Closed drop forging die |
| CN1122722C (en) * | 2000-12-29 | 2003-10-01 | 中国科学院金属研究所 | Suspended smelting and spray-casting process of preparing lumpy amorphous alloy |
| CN1199747C (en) * | 2003-06-23 | 2005-05-04 | 北京科技大学 | Amorphous alloy precision parts superplastic drop-forging shaper and method thereof |
| JP3863874B2 (en) * | 2003-10-02 | 2006-12-27 | 新日本製鐵株式会社 | Hot press forming apparatus and hot press forming method for metal plate material |
| CN100467156C (en) * | 2007-03-05 | 2009-03-11 | 贵州安大航空锻造有限责任公司 | Near-isothermal forging method of GH4169 alloy disc-shaped forging in air |
-
2007
- 2007-12-28 CN CN2007101257056A patent/CN101468370B/en not_active Expired - Fee Related
Cited By (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139326B (en) * | 2009-12-16 | 2014-09-10 | 本特勒尔汽车技术有限公司 | Method for producing a hot-forming tool and hot-forming tool with wear protection |
| CN102139326A (en) * | 2009-12-16 | 2011-08-03 | 本特勒尔汽车技术有限公司 | Method for producing a hot-forming tool and hot-forming tool with wear protection |
| CN101947617B (en) * | 2010-08-30 | 2012-03-21 | 哈尔滨工业大学 | Double-chamber high-temperature forging and forming device of TiAl intermetallic compound forge piece and method thereof |
| CN101947617A (en) * | 2010-08-30 | 2011-01-19 | 哈尔滨工业大学 | Double-chamber high-temperature forging and forming device of TiAl intermetallic compound forge piece and method thereof |
| CN102029381A (en) * | 2010-11-10 | 2011-04-27 | 华中科技大学 | Processing and forming method for workpieces made of blocky metal glass or composite material of blocky metal glass |
| CN102151780A (en) * | 2011-03-02 | 2011-08-17 | 青岛益友锻压机械有限公司 | Complex part precision forging die with back pressure structure |
| CN103635270B (en) * | 2011-07-01 | 2016-09-28 | 苹果公司 | Hot melt engages method and device |
| CN103635270A (en) * | 2011-07-01 | 2014-03-12 | 苹果公司 | Heat stake joining |
| CN102618703A (en) * | 2012-03-26 | 2012-08-01 | 宝山钢铁股份有限公司 | Method and device for rapid high-temperature heating of plates |
| GB2503936B (en) * | 2012-07-13 | 2020-03-04 | Gkn Wheels Ltd | Manufacture of wheels |
| CN103158252B (en) * | 2013-03-21 | 2015-08-12 | 宁波大学 | A kind of hot stamping device of fiber waveguide |
| CN103158252A (en) * | 2013-03-21 | 2013-06-19 | 宁波大学 | Hot-stamping device of optical waveguide |
| CN106102953A (en) * | 2014-03-14 | 2016-11-09 | 新日铁住金株式会社 | The manufacture method of rim for automobile wheel and the manufacture method of wheels of automobile wheel rim |
| US10661328B2 (en) | 2014-03-14 | 2020-05-26 | Nippon Steel Corporation | Production method of wheel rim, and production method of vehicle wheel rim |
| CN106102953B (en) * | 2014-03-14 | 2019-06-07 | 新日铁住金株式会社 | The manufacturing method of rim for automobile wheel and the manufacturing method of wheels of automobile wheel rim |
| CN104259291A (en) * | 2014-08-04 | 2015-01-07 | 东莞台一盈拓科技股份有限公司 | Thermal forming method of amorphous alloy |
| CN104209435A (en) * | 2014-08-27 | 2014-12-17 | 山东科技大学 | Amorphous metal glass forming system and process with cold-hot circulation |
| CN104209435B (en) * | 2014-08-27 | 2016-01-27 | 山东科技大学 | A kind of amorphous metal forming of glass system with cold cycling and technique |
| CN104259432A (en) * | 2014-09-26 | 2015-01-07 | 东莞台一盈拓科技股份有限公司 | Amorphous alloy hot-pressing forming method and hot-pressing forming machine |
| CN104259432B (en) * | 2014-09-26 | 2017-05-31 | 东莞台一盈拓科技股份有限公司 | The hot-press molding method and heat pressing forming machines of a kind of non-crystaline amorphous metal |
| CN105665594A (en) * | 2016-04-15 | 2016-06-15 | 天津市天锻压力机有限公司 | Isothermal thermal forming hydraulic machine heating and heat preservation system and operating method |
| CN106901846A (en) * | 2017-02-27 | 2017-06-30 | 盘固新型合金材料（常州）有限公司 | Non-crystaline amorphous metal endodontic file and its manufacture method |
| CN108927452A (en) * | 2017-05-26 | 2018-12-04 | 比亚迪股份有限公司 | Hot-press forming device, method and the hot-forming part of amorphous alloy |
| CN107309343A (en) * | 2017-07-21 | 2017-11-03 | 北京汽车股份有限公司 | Hot press-formed equipment |
| CN107790536A (en) * | 2017-10-17 | 2018-03-13 | 深圳大学 | Glassy metal embossing forming device |
| CN107931974A (en) * | 2017-11-14 | 2018-04-20 | 广东工业大学 | A kind of high-efficiency machining method of non-crystaline amorphous metal |
| CN107931974B (en) * | 2017-11-14 | 2020-09-15 | 广东工业大学 | Efficient processing method of amorphous alloy |
| CN110000696A (en) * | 2017-12-29 | 2019-07-12 | 比亚迪股份有限公司 | Wear-resisting jig and preparation method thereof |
| CN108435860A (en) * | 2018-03-05 | 2018-08-24 | 苏州特鑫精密电子有限公司 | A kind of one time punching molded technique used for vehicle transmission shaft |
| US11967694B2 (en) | 2018-05-07 | 2024-04-23 | I-Ten | Porous electrodes for electrochemical devices |
| CN109572040A (en) * | 2018-10-29 | 2019-04-05 | 东北电力大学 | A kind of hot press pressurized head systems |
| CN110142321A (en) * | 2019-05-21 | 2019-08-20 | 东北大学 | A kind of device and method of the continuous punch forming of amorphous thin-walled workpiece |
| CN110142321B (en) * | 2019-05-21 | 2020-09-18 | 东北大学 | Device and method for continuous punch forming of amorphous thin-wall structural part |
| CN110026750A (en) * | 2019-06-04 | 2019-07-19 | 中国科学院金属研究所 | A kind of processing method of amorphous alloy component |
| CN110026750B (en) * | 2019-06-04 | 2021-08-17 | 中国科学院金属研究所 | Processing method of amorphous alloy component |
| CN111085584A (en) * | 2019-12-12 | 2020-05-01 | 天津航天长征技术装备有限公司 | Electromagnetic heating flanging die |
| CN111261398A (en) * | 2020-03-16 | 2020-06-09 | 宁波锐科磁业有限公司 | Hot pressing device, hot pressing system and preparation method for preparing neodymium iron boron magnetic ring |
| CN111261398B (en) * | 2020-03-16 | 2021-07-30 | 宁波锐科磁业有限公司 | Hot pressing device, hot pressing system and preparation method for preparing neodymium iron boron magnetic ring |
| CN111589955A (en) * | 2020-05-28 | 2020-08-28 | 重庆科技学院 | Soft magnetic alloy element hot impact extrusion die and preparation method thereof |
| CN111589955B (en) * | 2020-05-28 | 2022-03-01 | 重庆科技学院 | Soft magnetic alloy element hot impact extrusion die and preparation method thereof |
| CN113477768A (en) * | 2021-06-24 | 2021-10-08 | 常州世竟液态金属有限公司 | Amorphous alloy segmented thermoplastic forming method |
| CN115138737A (en) * | 2021-09-08 | 2022-10-04 | 武汉苏泊尔炊具有限公司 | Non-stick pan and preparation method thereof |
| CN113894236A (en) * | 2021-09-14 | 2022-01-07 | 北京机电研究所有限公司 | Vacuum isothermal die forging rapid prototyping device |
| CN114101475A (en) * | 2021-10-12 | 2022-03-01 | 深圳大学 | Ultrasonic impression forming method and forming equipment for high-temperature high-strength amorphous alloy micro-mold |
| CN114101475B (en) * | 2021-10-12 | 2024-03-26 | 深圳大学 | Ultrasonic imprinting forming method and forming equipment for high-temperature and high-Jiang Fei crystal alloy micro-die |
| CN115026237A (en) * | 2022-07-21 | 2022-09-09 | 河北工程大学 | Cold heading die and cold heading process |
| CN115026237B (en) * | 2022-07-21 | 2023-12-19 | 河北工程大学 | Cold heading die and cold heading process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101468370B (en) | 2012-03-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101468370B (en) | Amorphous alloy thermoforming apparatus and technique | |
| EP2596937B1 (en) | System and method of adjusting the equilibrium temperature of an inductively-heated susceptor | |
| JP5619987B2 (en) | Electromagnetic metallic glass formation using capacitor discharge and magnetic field | |
| CN105525078B (en) | A kind of preparation method of raising 4Cr5MoSiV1 hot-work die Steel Properties | |
| CN106391882B (en) | A kind of processing method based on from resistance heating properties gradient heat-punch member | |
| CN104772380B (en) | The magnetic field impulse warm dynamic driving forming device of a kind of titanium alloy plate and manufacturing process thereof | |
| CN109514066B (en) | Device for controlling interlayer temperature based on electron beam fuse additive manufacturing | |
| CN102974675A (en) | Heat forming method for aluminum alloy sheet metal part after solid solution and water quenching | |
| CN203621498U (en) | Vacuum induction hot-press thermal distortion device for preparing anisotropy thermal distortion rare-earth permanent magnet | |
| CN103695609B (en) | High-frequency induction annealing device and technology for regulation and control of copper-clad aluminum composite flat bus | |
| CN109514068B (en) | Device based on electron beam hot filament fuse vibration material disk | |
| JP3017498B2 (en) | Amorphous alloy production equipment and amorphous alloy production method | |
| CN111753452B (en) | Energy field assisted intelligent multi-point forming method and system for amorphous alloy part | |
| CN103849788B (en) | The preparation method of tantalum blank or tantalum alloy blank | |
| CN103008620B (en) | Preparation method for cold crucible for directionally solidifying neodymium iron boron cast ingot | |
| CN113134608A (en) | Device and method for preparing nickel-based high-temperature alloy blank by pulse current auxiliary sintering | |
| CN101148713B (en) | Method for preparing high-strength high-conductivity copper-chromium-zirconium alloy material and device thereof | |
| CN108284146B (en) | The electromagnetism progressive molding system and method for aluminum alloy curved part local induction heating | |
| CN103952587B (en) | A kind of complex phase Cu alloy material and preparation method thereof | |
| CN103962434B (en) | The Electroplastic forming method of a kind of block metal glass workpiece and device thereof | |
| CN106555139A (en) | A kind of non-crystaline amorphous metal rapid molding device and forming method | |
| CN111515248B (en) | Vacuum electric rolling device and method for online adjusting roughness of iron-based amorphous strip | |
| CN109678323B (en) | Electromagnetic auxiliary precise hot-press molding method for small-caliber optical glass element | |
| CN104942267A (en) | Quick formation method for amorphous alloy under non-vacuum condition | |
| CN103624098A (en) | Extrusion forming device for electro-plastic pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 |