CN108114980A - The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating - Google Patents
The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating Download PDFInfo
- Publication number
- CN108114980A CN108114980A CN201711390063.2A CN201711390063A CN108114980A CN 108114980 A CN108114980 A CN 108114980A CN 201711390063 A CN201711390063 A CN 201711390063A CN 108114980 A CN108114980 A CN 108114980A
- Authority
- CN
- China
- Prior art keywords
- plate
- titanium
- magnesium
- different temperature
- heating
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B9/00—Measures for carrying out rolling operations under special conditions, e.g. in vacuum or inert atmosphere to prevent oxidation of work; Special measures for removing fumes from rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/386—Plates
Abstract
The present invention provides a kind of method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, comprises the following steps：S1, slab pretreatment；S2, symmetrical assembling, fixed slab；S3, gas shield：Inert gas is passed through induction heater；S4, composite plate blanks sensing heating：Using ferromagnetic material, the fuel factor that eddy heating for heating generates can be such that iron plate temperature improves rapidly, deliver heat to titanium plate and magnesium plate successively by iron plate, quickly generate the temperature difference, the selection of temperature difference size is determined by mat material used；S5, different temperature symmetry rolling.The present invention utilizes the difference of hot physical property between material, under the premise of low power consuming, achieve the purpose that quickly titanium magnesium plate to be made to form the temperature difference using electromagnetic induction heating, compatible deformation is realized so as to reduce resistance of deformation difference between plate, and realize symmetry rolling under the conditions of different temperature, the good titanium-magnesium composition plate material of glacing flatness has been obtained, has avoided the serious warpage and titanium plate breakage problem of prior art generation.
Description
Technical field
The invention belongs to layered metal composite plate preparing technical fields, and in particular to a kind of to utilize the different temperature of electromagnetic induction heating
The method that straight rolling prepares titanium-magnesium composition plate.
Background technology
At present, layered metal composite plate is widely used due to having both the excellent properties of different metal.
Magnesium alloy is most light structural metal, and density is 2/3rds of aluminium alloy, has high specific strength, high specific stiffness etc.
Many other metals are difficult to the excellent properties substituted, are that one kind is applied to automobile and the most potential material of aerospace field.
However, due to the poor corrosion resistance of magnesium alloy, it is restricted its development.Therefore, by magnesium alloy and other corrosion resistant metal groups
Layered composite material is particularly important.Titanium or titanium alloy is as new structural material with proportion is small, intensity is high, corrosion resistant
The excellent properties such as erosion, wear-resistant, high temperature impact resistance are widely used in manufacture aircraft engine component, frame member, satellite
Aerospace fields are waited, about 80% is used for aviation and aerospace industry in titanium yield.Therefore, the lightweight and titanium of magnesium alloy are made full use of
And the good corrosion resistance of titanium alloy, while the usage amount of titanium can be reduced, use cost is substantially reduced, prepares a kind of new light weight
The magnesium titanium laminar composite of change will be with boundless application prospect.
Titanium-magnesium composition plate preparation method mainly has explosion composite method.Explosion composite process can generate seismic wave, noise and have
Poisonous gas are unfavorable for the large-scale production of composite plate.Compared with explosion composite method, method hot rolling method product quality is stablized, equipment
Simply, it is easy to the realization for mass producing and automating.
Rolling at present prepares layered metal composite plate and has become a kind of trend, due to the material property of two kinds of metals of titanium magnesium
(resistance of deformation, plasticity, thermal conductivity, fusing point etc.) differs greatly, and two problems are primarily present in preparation process, first, rolling rear titanium
Magnesium deformation is extremely uncoordinated, second is that longer the time required to resistance furnace heating plate, plate oxidation is serious so that is prepared is compound hardened
Close low strength.
In order to improve the intensity of titanium-magnesium composition plate, it is necessary to be rolled using big drafts, if heated simultaneously, by magnesium
The limitation of fusing point, the heating temperature of titanium is less than 500 DEG C, and at such a temperature, titanium plasticity is poor, easily occurs under moderate finite deformation disconnected
It splits.In addition, at the same temperature, titanium magnesium mechanical property difference is larger, during rolling, deformation of the resistance of deformation much larger than magnesium of titanium resists
Power rolls rear titanium layer deformation much smaller than the deformation of magnesium layer, and deformation is extremely uncoordinated, more tired to the control of plate shape and layers of material thickness
It is difficult.
The content of the invention
The defects of in order to overcome the prior art, titanium plate is allowed, which to obtain moderate finite deformation amount, improves the deformation of titanium-magnesium composition plate with this
Harmony, and obtain that glacing flatness is good to roll rear composite board, set forth herein a kind of straight using the different temperature of electromagnetic induction heating
The method that rolling prepares titanium-magnesium composition plate.This method utilizes the difference of hot physical property between material, under the premise of low power consuming, uses electricity
Magnetic induction heating achievees the purpose that titanium magnesium plate is quickly made to form the temperature difference, coordinates to become so as to reduce resistance of deformation difference realization between plate
Shape, and symmetry rolling is realized under the conditions of different temperature, the good titanium-magnesium composition plate material of glacing flatness has been obtained, has avoided existing skill
The serious warpage and titanium plate breakage problem that art generates provide feasible solution for the industrial production for realizing titanium-magnesium composition plate.
What the present invention was realized in：
The present invention provides a kind of method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, including with
Lower step：
S1, slab pretreatment：Choose the identical titanium plate of length and width dimensions, magnesium plate and iron plate and carry out chamfered, by titanium plate and
Magnesium plate is made annealing treatment respectively, then removes titanium plate and the oxide layer in magnesium plate face to be composite, and it is certain to have plate surface
Roughness in favor of obtaining high bond strength, finally carries out vacuum preservation, wait group to obtained clean titanium plate and magnesium plate
Base and fixation；
S2, symmetrical assembling are simultaneously fixed：Order successively according to magnesium plate, titanium plate, iron plate, titanium plate and magnesium plate is symmetrically assembled into multiple
Plywood base is to ensure to obtain straight composite board after rolling, and the iron plate is located between two titanium plates, on the iron plate
It is uniformly furnished with release agent layer to be separated in order to roll rear iron plate and titanium-magnesium composition plate, then four angles of slab drills
And it rivets；
S3, gas shield：Inert gas is passed through induction heater, is being heated with the face to be composite for preventing titanium plate and magnesium plate
It is aoxidized in the process, so as to reduce the combined strength bination of composite plate, and then understands the Long-Term Properties of composite board after influence of rolled；
S4, composite plate blanks sensing heating：Using ferromagnetic material, the fuel factor that eddy heating for heating generates can make iron plate temperature rapid
It improves, titanium plate and magnesium plate is delivered heat to by iron plate successively, so as to which titanium plate and magnesium plate be made to generate a temperature difference T rapidly, temperature difference T is big
Small selection is determined by expression
Condition is σ2≤σ1≤2σ2, in formula,For strain rate, unit s-1；A and α is the constant related with material；σ is stabilization
Flow stress, units MPa；N is stress exponent, and physical significance is the inverse of temperature-compensating strain hardening and strain-rate sensitivity coefficient；Q is deformation
Activation energy, unit J/mol；R is gas constant, unit J/ (molK)；T is absolute temperature, unit K；Under be designated as 1 parameter it is equal
For the corresponding parameter of titanium plate, under to be designated as 2 parameter be the corresponding parameter of magnesium plate；
S5, different temperature symmetry rolling：After selecting suitable mill speed and roll reduction, the symmetrical plate after different temperature will be generated
Base is pushed into milling train and is rolled immediately, it is to be rolled after plate be cooled to room temperature after, plate is separated under the action of interleaving agent
After obtain two titanium-magnesium composition plates.
Preferably, in step S1 titanium plate used anneal at 780 DEG C 2 it is small when then it is air-cooled, magnesium plate anneals 2 at 400 DEG C
Hour and then air-cooled, the slab wait grinding process after annealing.
Preferably, mechanical grinding method removal titanium plate and the oxide layer and oil in magnesium plate face to be composite can be used in step S1
Fat, and cleaned up repeatedly in the ultrasonic cleaning instrument equipped with acetone and alcohol, finally dried at once with blowing device again,
Or titanium plate and the oxide layer and grease in magnesium plate face to be composite can be got rid of with electrochemical erosion method, then with alcohol and distillation
It is dried for standby after water cleaning.
Preferably, any one of the titanium plate in step S1 in industrially pure titanium or titanium alloy, the magnesium plate
Any one in magnesium alloy plate, any one of the iron plate in ferrimagnet.
Preferably, aluminum rivet or aluminum bolt and nut are used in step S2 successively according to magnesium plate, titanium plate, iron plate, titanium
Plate and the symmetrical assembling of magnesium plate order are fixed；
The interleaving agent placed in step S2 between titanium plate and iron plate is in talcum powder, graphite powder, rubber and common lubricating oil
One kind.
Preferably, the inert protective gas being passed through in step S3 in induction heater is argon gas or helium.
Preferably, the induction heater in step S4 is made of screw type annular copper air core coil；
Sensing heating frequency in step S4 is intermediate frequency, and induction heating current scope is 300A-2100A.
Preferably, the heating time length that the symmetrical fixed composite plate blanks in step S4 are put into induction heater is
20s-50s。
Preferably, in step S40.001~100s of value range-1, different platesSize is measured according to actual conditions,
A, α, n and Q are the constant related with material, and R values are generally 8.314J/ (molK), 100~1200 DEG C of T value ranges.
Titanium plate is higher than 50~700 DEG C of the temperature difference T magnitude ranges of magnesium plate after heating.
Preferably, the mill speed in step S5 is 0.05m/s~2m/s, and rolling reduction ratio is 25%~70%.
Advantages of the present invention is as described below：
Compared with existing explosive welding process prepares the method for titanium-magnesium composition plate, the present invention utilizes the difference of hot physical property between material
Not, under the premise of low power consuming, achieve the purpose that quickly titanium magnesium plate to be made to form the temperature difference using electromagnetic induction heating, so as to reduce plate
Between resistance of deformation difference realize compatible deformation, and realize symmetry rolling under the conditions of different temperature, it is good to have obtained glacing flatness
Titanium-magnesium composition plate material avoids the serious warpage and titanium plate breakage problem of prior art generation, realizes that titanium magnesium is compound to be industrial
The production of plate provides feasible solution.
Description of the drawings
Fig. 1 is the workflow schematic diagram of the present invention；
Fig. 2 is the pictorial diagram of the fixed slab of assembling of the embodiment of the present invention；
Fig. 3 is the electromagnetic induction heating coil schematic shapes of the embodiment of the present invention；
Fig. 4 is the electromagnetic induction heater of the embodiment of the present invention and different temperature symmetry rolling process pictorial diagram；
Fig. 5 is the different temperature symmetry rolling process schematic in embodiment；
Fig. 6 is the concrete structure of the electromagnetic induction heating of the embodiment of the present invention；
Fig. 7 is one of profiling temperatures of plate of the embodiment of the present invention；
Fig. 8 is the two of the profiling temperatures of the plate of the embodiment of the present invention.
Specific embodiment
A kind of straight rolling of utilization different temperature of electromagnetic induction heating of the present invention will be further described by embodiment below to prepare
The processing step of titanium-magnesium composition plate method.
The present invention provides a kind of method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, including with
Lower step：
S1, slab pretreatment：It chooses the identical titanium plate of length and width dimensions, magnesium plate and iron plate and carries out chamfered, in order to obtain
The identical mechanical property of plate of the same race, titanium plate and magnesium plate are made annealing treatment respectively, then remove titanium plate and magnesium plate is to be composite
The oxide layer in face, and plate surface is made to have certain roughness, in favor of obtaining high bond strength, what is finally obtained is clean
Titanium plate and magnesium plate carry out vacuum preservation, wait assembly and fixation.The titanium plate be selected from industrially pure titanium (such as TA1, TA2, TA3) or
Any one in titanium alloy (such as TC1, TC2, TC3, TC4).The magnesium plate is selected from magnesium alloy plate (such as AZ31, AZ61, AZ91)
In any one.The iron plate in ferrimagnet (such as pure iron plate, common carbon steel plate) any one.
S2, symmetrical assembling are simultaneously fixed：In order to obtain straight composite board after rolling, according to magnesium plate, titanium plate, iron
The order successively of plate, titanium plate and magnesium plate is symmetrically assembled into composite plate blanks, and the iron plate is located between two titanium plates, in order to just
In rolling rear iron plate and titanium-magnesium composition plate is separated, release agent layer is uniformly furnished on the iron plate, then by slab four
Angle is drilled and is riveted.
S3, gas shield：Inert gas is passed through induction heater, is being heated with the face to be composite for preventing titanium plate and magnesium plate
Process is aoxidized, and so as to reduce the combined strength bination of composite plate, and then understands the Long-Term Properties of composite board after influence of rolled.
S4, composite plate blanks sensing heating：Using ferromagnetic material, the fuel factor that eddy heating for heating generates can make iron plate temperature rapid
It improves, titanium plate and magnesium plate is delivered heat to by iron plate successively, so as to which titanium plate and magnesium plate be made to generate a temperature difference T rapidly, temperature difference T is big
Small selection is determined by expression
Condition is σ2≤σ1≤2σ2, in formula,For strain rate, unit s-1；A and α is the constant related with material；σ is stabilization
Flow stress, units MPa；N is stress exponent, and physical significance is the inverse of temperature-compensating strain hardening and strain-rate sensitivity coefficient；Q is deformation
Activation energy, unit J/mol；R is gas constant, unit J/ (molK)；T is absolute temperature, unit K.Under be designated as 1 parameter it is equal
For the corresponding parameter of titanium plate, under to be designated as 2 parameter be the corresponding parameter of magnesium plate.
S5, different temperature symmetry rolling：After selecting suitable mill speed and roll reduction, the symmetrical plate after different temperature will be generated
Base immediately with copper push plate push-in milling train rolled, it is to be rolled after plate be cooled to room temperature after, under the action of interleaving agent
Two titanium-magnesium composition plates are obtained after plate is separated.
For pictorial diagram as shown in Fig. 2, slab corner is riveted with aluminum rivet, 1 is institute after assembly in step S2 in the present embodiment
Aluminum rivet, 2 is are in the assembling outermost magnesium plate of base, and 3 titanium plate to be on the inside of assembling base, 4 in middle be institute
Iron plate.
Pass through the slab pictorial diagram after rolling, it can be seen that titanium-magnesium composition plate plate has reached compatible deformation.And due to putting
The interleaving agent effect between iron plate and titanium plate is put, plate is easy to separate iron plate after rolling, has obtained two blocks of titanium magnesium
Composite plate improves rolling efficiency, and obtains the good composite board of glacing flatness.
The electromagnetic induction heating coil shape designed in the present embodiment is as shown in figure 3, electromagnetic induction heating coil 100 is spiral shell
Structure is revolved, slab is placed wherein, can reach the purpose quickly heated.
Fig. 4 is electromagnetic induction heater and entire operation of rolling pictorial diagram in embodiment, and 10 roll for rolling is used
Machine, 20 export to the sealing chute designed by roll entrance, the 30 screw type induction coil to design, line for induction heater
It is real with cement paste to enclose surrounding, and is surrounded with cover board, 40 be the silica gel plate used in sealing induction heater entrance, due to needing to be inserted into
The reason for push plate and logical tunger tube, so it is more tight to select silica gel plate that can seal, 50 be the stainless steel used in logical argon gas
Tubing, the 60 copper push plate to be used in rolling experiment roll for shifting the slab after heating onto inlet of rolling mill.
Fig. 5 is the different temperature symmetry rolling schematic diagram in embodiment, and the 11 copper push plates used for rolling experiment, 22 be entire
The electric-control system of induction heater, 32 be induction heater, and 41 duo mills used for experiment, 51 enter for heating furnace to milling train
The sealing chute of mouth, 61 be the hollow sensing heating spiral winding of copper used, and 71 be symmetrical fixed magnesium titanium/iron/titanium/magnesium
Roll slab in advance.81 be the cooling circulating water used in cooling induction coil.
Fig. 6 is the concrete structure of electromagnetic induction heating in embodiment, and 12 be the hollow copper tubing used in induction coil, using sky
The purpose of the heart is that heating process copper pipe will generate amount of heat, and need to lead to cooling water reduces copper pipe temperature in time, and 22 be with insulation
The spiral induction coil that cloth wraps prevents generation short circuit between coil, and 32 is are passed through the leather hose used in cooling water, and 42 be cement
Fixed coil both ends, 52 be the crossbeam for reinforcing coil.
Fig. 7 is induction heating current when being 1800A, the distribution situation of the temperature of iron plate, titanium plate and magnesium plate at any time, Fig. 8
When for induction heating current being 2100A, the distribution situation of the temperature of iron plate, titanium plate and magnesium plate at any time.
Embodiment 1
The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating：
S1：Take length and width, industrially pure titanium TA1 plates, the AZ31 magnesium alloy plates each two of thick respectively 150mm, 70mm, 2mm
One piece of block and ingot iron DT4 plates, titanium plate anneal at 780 DEG C 2 it is small when then it is air-cooled, magnesium plate anneal at 400 DEG C 2 it is small when
Then it is air-cooled, then there is grease to the oxide layer of titanium plate and magnesium plate face to be composite with the sander equipped with No. 180 diamond sand paper
Impurity is waited to be cleared up, and are cleaned up repeatedly in the ultrasonic cleaning instrument equipped with acetone and alcohol, finally again with drying
Machine is dried at once；
S2：Above-mentioned titanium plate, magnesium plate and iron plate are distinguished into chamfering and carry out assembly according to magnesium titanium/iron/titanium/magnesium order, is used in combination
Drilling machine drills, and then aluminum rivet is riveted plate and fixes four angles；
S3：The symmetrical slab organized is put into induction heater, induction heater is passed through with inert gas argon gas；
S4：The symmetrical slab that sensing heating combines, it is necessary first to be made choice to the size of the temperature difference, temperature difference T sizes
Selection determined by expression
Condition is σ2≤σ1≤2σ2, the parameters value condition of TA1 plates：α1=0.01024,
n1=6.52；Q1=6.51*105, unit J/mol；R1For gas constant, 8.314J/ (molK), T are generally taken1Value range
600~850 DEG C.The parameters value condition of AZ31 plates：α2=0.015, n2=4.95；Q2
=1.42*105, unit J/mol, R2For gas constant, 8.314J/ (molK), T are generally taken2250~500 DEG C of value range.
If rolling at the same temperature, TA1 and AZ31 magnesium alloy deformation drag differences choose induction heating current at 4 times or more
For 1800A, heating time 30s so that titanium plate is higher than T=339 DEG C of magnesium plate temperature difference Δ, the sheet deformation drag subtractive after different temperature
Small to 1.5 times or so, significant effect.
S5：It the slab after different temperature will be generated is pushed into milling train immediately and roll, mill speed 0.1m/s rolls reduction ratio
For 50%, two good titanium-magnesium composition plates of glacing flatness are obtained after separation.
The titanium-magnesium composition plate compatibility of deformation that the present embodiment obtains, obtained compound strip flatness is good, and measures titanium plate
Shear strength with magnesium plate compound interface is 84MPa.
Embodiment 2
The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating：
S1：Take length and width, industrially pure titanium TA1 plates, the AZ31 magnesium alloy plates each two of thick respectively 150mm, 70mm, 2mm
One piece of block and ingot iron DT4 plates, titanium plate anneal at 780 DEG C 2 it is small when then it is air-cooled, magnesium plate anneal at 400 DEG C 2 it is small when
Then it is air-cooled, then there is grease to the oxide layer of titanium plate and magnesium plate face to be composite with the sander equipped with No. 180 diamond sand paper
Impurity is waited to be cleared up, and are cleaned up repeatedly in the ultrasonic cleaning instrument equipped with acetone and alcohol, finally again with drying
Machine is dried at once；
S2：Above-mentioned titanium plate, magnesium plate and iron plate are distinguished into chamfering and according to magnesium titanium/iron/titanium magnesium order assembly, and use drilling machine
Drilling, then aluminum rivet is riveted plate and fixes four angles；
S3：The slab organized is put into induction heater, induction heater is passed through with inert gas argon gas；
S4：The slab that sensing heating combines, it is necessary first to be made choice to the size of the temperature difference, the choosing of temperature difference T sizes
It selects and is determined by expression
Condition is σ2≤σ1≤2σ2, the parameters value condition of TA1 plates：α1=0.01024,
n1=6.52；Q1=6.51*105, unit J/mol；R1For gas constant, 8.314J/ (molK), T are generally taken1Value range
600~850 DEG C.The parameters value condition of AZ31 plates：α2=0.015, n2=4.95；
Q2=1.42*105, unit J/mol, R2For gas constant, 8.314J/ (molK), T are generally taken2Value range 250~500
℃.If rolling at the same temperature, TA1 and AZ31 magnesium alloy deformation drag differences choose sensing heating electricity at 4 times or more
It flows for 2100A, heating time 25s so that titanium plate is higher than T=295 DEG C of magnesium plate temperature difference Δ, and the sheet deformation drag after different temperature is poor
1.7 times or so are reduced to, significant effect.
S5：It the slab after different temperature will be generated is pushed into milling train immediately and roll, mill speed 0.05m/s, rolling pressure
Rate is 30%, and two good titanium-magnesium composition plates of glacing flatness are obtained after separation.
The titanium-magnesium composition plate compatibility of deformation that the present embodiment obtains, obtained compound strip flatness is good, measures titanium plate and magnesium
The shear strength of plate compound interface is 68MPa.
Certainly, process according to the invention principle also prepares other metal layers using electromagnetic induction heating different temperature rolling
Shape composite plate, such as aluminium/magnesium composite plate of the titanium/aluminum composite board and embodiment 5 of embodiment 3 and embodiment 4.
Embodiment 3
The method for preparing titanium/aluminum composite board using the straight rolling of the different temperature of electromagnetic induction heating：
S1：Take length and width, industrially pure titanium TA1 plates, 6061 aluminum alloy plate materials each two of thick respectively 150mm, 70mm, 2mm
One piece of block and ingot iron DT4 plates, titanium plate anneal at 780 DEG C 2 it is small when then it is air-cooled, aluminium sheet anneal at 530 DEG C 2 it is small when
Then it is air-cooled, then the oxide layer of titanium plate and aluminium sheet face to be composite is cleared up with sand paper, and equipped with acetone and alcohol
It cleans up in ultrasonic cleaning instrument, is finally dried at once with dryer again repeatedly.
S2：It by above-mentioned titanium plate, aluminium sheet and iron plate according to aluminium/titanium/iron/titanium/aluminium order assembly, and is drilled with drilling machine, then
Aluminum rivet is riveted plate and fixes four angles；
S3：The slab organized is put into induction heater, induction heater is passed through with inert gas argon gas；
S4：The slab that sensing heating combines, it is necessary first to be made choice to the size of the temperature difference, the choosing of temperature difference T sizes
It selects and is determined by expression
Condition is σ2≤σ1≤2σ2, the parameters value condition of TA1 plates：α1=0.01024,
n1=6.52；Q1=6.51*105, unit J/mol；R1For gas constant, 8.314J/ (molK), T are generally taken1Value range
600~850 DEG C.The parameters value condition of 6061 plates：α2=0.028, n2=6.85,
Q2=2.79*105, unit J/mol, R2For gas constant, 8.314J/ (molK), T are generally taken2Value range 250~500
℃.If rolling at the same temperature, TA1 and 6061 magnesium alloy deformation drag differences choose sensing heating electricity at 4 times or more
It flows for 1800A, heating time 25s so that titanium plate is higher than T=310 DEG C of aluminium sheet temperature difference Δ, and the sheet deformation drag after different temperature is poor
1.3 times or so are reduced to, significant effect.
S5：It the slab after different temperature will be generated is pushed into milling train immediately and roll, mill speed 0.1m/s rolls reduction ratio
For 30%, two good titanium/aluminum composite boards of glacing flatness are obtained after separation.
The titanium-magnesium composition plate compatibility of deformation that the present embodiment obtains, obtained compound strip flatness is good, measures titanium plate and aluminium
The shear strength of plate compound interface is 95MPa.
Embodiment 4
The method for preparing titanium/aluminum composite board using the straight rolling of the different temperature of electromagnetic induction heating：
S1：Take length and width, industrially pure titanium TA1 plates, 6061 aluminum alloy plate materials each two of thick respectively 150mm, 70mm, 2mm
One piece of block and ingot iron DT4 plates, titanium plate anneal at 780 DEG C 2 it is small when then it is air-cooled, aluminium sheet anneal at 530 DEG C 2 it is small when
Then it is air-cooled, then the oxide layer of titanium plate and aluminium sheet face to be composite is cleared up with sand paper, and equipped with acetone and alcohol
It cleans up in ultrasonic cleaning instrument, is finally dried at once with dryer again repeatedly.
S2：It by above-mentioned titanium plate, aluminium sheet and iron plate according to aluminium/titanium/iron/titanium/aluminium order assembly, and is drilled with drilling machine, then
Aluminum rivet is riveted plate and fixes four angles；
S3：The slab organized is put into induction heater, induction heater is passed through with inert gas argon gas；
S4：The slab that sensing heating combines, it is necessary first to be made choice to the size of the temperature difference, the choosing of temperature difference T sizes
It selects and is determined by expression
Condition is σ2≤σ1≤2σ2, the parameters value condition of TA1 plates：α1=0.01024,
n1=6.52；Q1=6.51*105, unit J/mol；R1For gas constant, 8.314J/ (molK), T are generally taken1Value range
600~850 DEG C.The parameters value condition of 6061 plates：α2=0.028, n2=6.85,
Q2=2.79*105, unit J/mol, R2For gas constant, 8.314J/ (molK), T are generally taken2Value range 250~500
℃.If rolling at the same temperature, TA1 and 6061 magnesium alloy deformation drag differences choose sensing heating electricity at 4 times or more
It flows for 2100A, heating time 30s so that titanium plate is higher than T=280 DEG C of aluminium sheet temperature difference Δ, and the sheet deformation drag after different temperature is poor
1.4 times or so are reduced to, significant effect.
S5：It the slab after different temperature will be generated is pushed into milling train immediately and roll, mill speed 0.05mm/s, rolling pressure
Rate is 50%, and two good titanium/aluminum composite boards of glacing flatness are obtained after separation.
The titanium-magnesium composition plate compatibility of deformation that the present embodiment obtains, obtained compound strip flatness is good, measures titanium plate and aluminium
The shear strength of plate compound interface is 116MPa.
Embodiment 5
The method for preparing aluminium/magnesium composite plate using the straight rolling of the different temperature of electromagnetic induction heating：
S1：Take length and width, 6061 aluminum alloy plate materials of industrially pure titanium, the AZ31 magnesium alloys of thick respectively 150mm, 70mm, 2mm
One piece of each two pieces of plate and ingot iron DT4 plates, aluminium sheet anneal at 530 DEG C 2 it is small when it is then air-cooled, magnesium plate is at 400 DEG C
Anneal 2 it is small when then it is air-cooled, then the oxide layer of aluminium sheet and magnesium plate face to be composite is cleared up with sand paper, and equipped with acetone
It cleans up in the ultrasonic cleaning instrument of alcohol, is finally dried at once with dryer again repeatedly.
S2：It by above-mentioned aluminium sheet, magnesium plate and iron plate according to magnesium/aluminium/iron/aluminium/magnesium order assembly, and is drilled with drilling machine, then
Aluminum rivet is riveted plate and fixes four angles；
S3：The slab organized is put into induction heater, induction heater is passed through with inert gas argon gas；
S4：The slab that sensing heating combines, it is necessary first to be made choice to the size of the temperature difference, the choosing of temperature difference T sizes
It selects and is determined by expression
Condition is σ2≤σ1≤2σ2, the parameters value condition of 6061 plates：α1=0.028,
n1=6.85, Q1=2.79*105, unit J/mol, R1For gas constant, 8.314J/ (molK), T are generally taken1Value range
250~500 DEG C.The parameters value condition of AZ31 plates：α2=0.015, n2=4.95；Q2
=1.42*105, unit J/mol, R2For gas constant, 8.314J/ (molK), T are generally taken2250~500 DEG C of value range.
If rolling at the same temperature, 6061 aluminium alloys and AZ31 magnesium alloy deformation drag differences choose sensing at 1.5 times or more
Heated current is 2100A, heating time 20s so that aluminium sheet is higher than T=100 DEG C of magnesium plate temperature difference Δ, the sheet deformation after different temperature
Drag basically reaches unanimously.
S5：It the slab after different temperature will be generated is pushed into milling train immediately and roll, mill speed 0.05mm/s, rolling pressure
Rate is 50%, and the good aluminium/magnesium composite plate of two glacing flatness is obtained after separation.
The aluminium that the present embodiment obtains/magnesium composite plate compatibility of deformation, obtained compound strip flatness is good, measures aluminium sheet and magnesium
The shear strength of plate compound interface is 120MPa.
Titanium plate is allowed, which to obtain moderate finite deformation amount, improves the compatibility of deformation of titanium-magnesium composition plate with this, and it is good to obtain glacing flatness
Good composite board, set forth herein a kind of methods for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating.By
The result that embodiment obtains proves that this method can achieve the purpose that quickly titanium magnesium plate to be made to form the temperature difference using electromagnetic induction heating,
Compatible deformation is realized so as to reduce resistance of deformation difference between plate, and realizes symmetry rolling under the conditions of different temperature, is obtained
The good titanium-magnesium composition plate material of glacing flatness, while obtain higher bond strength.
Finally it should be noted that：Above-described embodiments are merely to illustrate the technical scheme rather than to it
Limitation；Although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It can still modify to the technical solution recorded in previous embodiment or to which part or all technical characteristic into
Row equivalent substitution；And these modifications or substitutions, the essence of appropriate technical solution is not made to depart from various embodiments of the present invention technical side
The scope of case.
Claims (10)
- A kind of 1. method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, it is characterised in that：Including with Lower step：S1, slab pretreatment：It chooses the identical titanium plate of length and width dimensions, magnesium plate and iron plate and carries out chamfered, by titanium plate and magnesium plate It is made annealing treatment respectively, then removes titanium plate and the oxide layer in magnesium plate face to be composite, and it is certain coarse to have plate surface Degree in favor of obtaining high bond strength, finally carries out vacuum preservation to obtained clean titanium plate and magnesium plate, wait assembly and It is fixed；S2, symmetrical assembling are simultaneously fixed：Composite plate is symmetrically assembled into according to the order successively of magnesium plate, titanium plate, iron plate, titanium plate and magnesium plate To ensure to obtain straight composite board after rolling, the iron plate is located between two titanium plates base, and the iron plate is upper uniform Be furnished with release agent layer and separated in order to roll rear iron plate and titanium-magnesium composition plate, then four angles of composite plate blanks are drilled And it rivets；S3, gas shield：Inert gas is passed through induction heater, to prevent the face to be composite of titanium plate and magnesium plate in heating process The middle combined strength bination for being aoxidized to reduce composite plate；S4, composite plate blanks sensing heating：Using the induction heater of ferromagnetic material, the fuel factor that eddy heating for heating generates can make iron plate Temperature improves rapidly, and titanium plate and magnesium plate are delivered heat to successively by iron plate, so as to which titanium plate and magnesium plate be made to generate a temperature difference T rapidly, The selection of temperature difference T sizes is determined by expressionCondition is σ2≤σ1≤2σ2, in formula,For strain rate, unit s-1；A and α is the constant related with material；σ is stationary flow Varying stress, units MPa；N is stress exponent, and physical significance is the inverse of temperature-compensating strain hardening and strain-rate sensitivity coefficient；Q swashs for deformation Energy living, unit J/mol；R is gas constant, unit J/ (molK)；T is absolute temperature, unit K；Under be designated as 1 parameter and be The corresponding parameter of titanium plate, under to be designated as 2 parameter be the corresponding parameter of magnesium plate；S5, different temperature symmetry rolling：After selecting suitable mill speed and roll reduction, the symmetrical slab after different temperature will be generated and stood That is push-in milling train is rolled, it is to be rolled after plate be cooled to room temperature after, after plate is separated under the action of interleaving agent To two titanium-magnesium composition plates.
- 2. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：In step S1 titanium plate used anneal at 780 DEG C 2 it is small when then it is air-cooled, magnesium plate anneal at 400 DEG C 2 it is small when it is right Air-cooled afterwards, the slab after annealing waits grinding process.
- 3. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：In step S1 can use mechanical grinding method removal titanium plate and magnesium plate face to be composite oxide layer and grease, and It cleans up, is finally dried at once with blowing device again, Huo Zheke repeatedly in ultrasonic cleaning instrument equipped with acetone and alcohol To get rid of titanium plate and the oxide layer and grease in magnesium plate face to be composite with electrochemical erosion method, then cleaned with alcohol and distilled water After be dried for standby.
- 4. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：Any one of the titanium plate in industrially pure titanium or titanium alloy in step S1, the magnesium plate are selected from magnesium Any one in alloy sheets, any one of the iron plate in ferrimagnet.
- 5. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：Using aluminum rivet or aluminum bolt and nut successively according to magnesium plate, titanium plate, iron plate, titanium plate and magnesium in step S2 The symmetrical assembling of plate order is fixed；The interleaving agent placed in step S2 between titanium plate and iron plate is one in talcum powder, graphite powder, rubber and common lubricating oil Kind.
- 6. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：The inert protective gas being passed through in step S3 in induction heater is argon gas or helium.
- 7. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：The induction coil of induction heater in step S4 is made of screw type annular copper air core coil；Sensing heating frequency in step S4 is intermediate frequency, and induction heating current scope is 300A-2100A.
- 8. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：The heating time that symmetrical fixed composite plate blanks in step S4 are put into induction heater is 20s-50s.
- 9. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：In step S40.001~100s of value range-1, different platesSize is measured according to actual conditions, A, α, n and Q is the constant related with material, and R values are generally 8.314J/ (molK), 100~1200 DEG C of T value ranges, after heating Titanium plate is 50~700 DEG C higher than the temperature difference T magnitude ranges of magnesium plate.
- 10. the method according to claim 1 for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating, It is characterized in that：Mill speed in step S5 is 0.05m/s~2m/s, and rolling reduction ratio is 25%~70%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711390063.2A CN108114980B (en) | 2017-12-21 | 2017-12-21 | The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711390063.2A CN108114980B (en) | 2017-12-21 | 2017-12-21 | The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108114980A true CN108114980A (en) | 2018-06-05 |
| CN108114980B CN108114980B (en) | 2019-04-23 |
Family
ID=62231028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711390063.2A Active CN108114980B (en) | 2017-12-21 | 2017-12-21 | The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108114980B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369504A (en) * | 2019-07-11 | 2019-10-25 | 铜陵学院 | A kind of preparation method rolling very thin stratiform Copper-Aluminum compound foil |
| CN110434173A (en) * | 2019-07-05 | 2019-11-12 | 西安建筑科技大学 | A kind of TiMg laminar composite and differential temperature preparation method |
| CN110465547A (en) * | 2019-08-07 | 2019-11-19 | 太原科技大学 | A kind of dissimilar metal clad plate goes residual stress to enhance compound method |
| CN110672427A (en) * | 2019-10-17 | 2020-01-10 | 山东大学 | System and method for testing high-temperature mechanical properties of plate in one-way stretching mode |
| CN110672426A (en) * | 2019-10-17 | 2020-01-10 | 山东大学 | Cross double-pull characterization heating test platform and method |
| CN111420991A (en) * | 2020-05-08 | 2020-07-17 | 太原科技大学 | Method for rolling magnesium-aluminum laminated plate at different temperatures |
| CN111530930A (en) * | 2020-04-30 | 2020-08-14 | 太原科技大学 | Hot rolling preparation method of magnesium-aluminum laminated plate |
| CN113290051A (en) * | 2021-05-27 | 2021-08-24 | 东北大学 | Asynchronous rolling-local liquid phase compounding method for preparing aluminum/magnesium composite board |
| CN114345934A (en) * | 2021-12-10 | 2022-04-15 | 华北电力大学 | MgTi layered composite material and roll forming method thereof |
| CN115026129A (en) * | 2022-08-10 | 2022-09-09 | 太原科技大学 | Method for preparing magnesium/titanium layered waveform interface composite material based on rolling method |
| CN116651937A (en) * | 2023-07-31 | 2023-08-29 | 海安太原理工大学先进制造与智能装备产业研究院 | Large-thickness-ratio magnesium/titanium composite board and gradient different-temperature rolling composite method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5579988A (en) * | 1995-06-09 | 1996-12-03 | Rmi Titanium Company | Clad reactive metal plate product and process for producing the same |
| CN105598166A (en) * | 2016-01-04 | 2016-05-25 | 燕山大学 | Different-temperature rolling method for preparing stainless steel and carbon steel composite board |
| CN106862271A (en) * | 2017-03-17 | 2017-06-20 | 燕山大学 | A kind of method that different temperature rolling prepares titanium aluminum composite plate |
| CN107097899A (en) * | 2017-03-17 | 2017-08-29 | 银邦金属复合材料股份有限公司 | Hull transit joint, aluminum steel composite material and its production method |
-
2017
- 2017-12-21 CN CN201711390063.2A patent/CN108114980B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5579988A (en) * | 1995-06-09 | 1996-12-03 | Rmi Titanium Company | Clad reactive metal plate product and process for producing the same |
| CN105598166A (en) * | 2016-01-04 | 2016-05-25 | 燕山大学 | Different-temperature rolling method for preparing stainless steel and carbon steel composite board |
| CN106862271A (en) * | 2017-03-17 | 2017-06-20 | 燕山大学 | A kind of method that different temperature rolling prepares titanium aluminum composite plate |
| CN107097899A (en) * | 2017-03-17 | 2017-08-29 | 银邦金属复合材料股份有限公司 | Hull transit joint, aluminum steel composite material and its production method |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434173A (en) * | 2019-07-05 | 2019-11-12 | 西安建筑科技大学 | A kind of TiMg laminar composite and differential temperature preparation method |
| CN110369504A (en) * | 2019-07-11 | 2019-10-25 | 铜陵学院 | A kind of preparation method rolling very thin stratiform Copper-Aluminum compound foil |
| CN110465547A (en) * | 2019-08-07 | 2019-11-19 | 太原科技大学 | A kind of dissimilar metal clad plate goes residual stress to enhance compound method |
| CN110672427A (en) * | 2019-10-17 | 2020-01-10 | 山东大学 | System and method for testing high-temperature mechanical properties of plate in one-way stretching mode |
| CN110672426A (en) * | 2019-10-17 | 2020-01-10 | 山东大学 | Cross double-pull characterization heating test platform and method |
| CN111530930A (en) * | 2020-04-30 | 2020-08-14 | 太原科技大学 | Hot rolling preparation method of magnesium-aluminum laminated plate |
| CN111420991A (en) * | 2020-05-08 | 2020-07-17 | 太原科技大学 | Method for rolling magnesium-aluminum laminated plate at different temperatures |
| CN113290051A (en) * | 2021-05-27 | 2021-08-24 | 东北大学 | Asynchronous rolling-local liquid phase compounding method for preparing aluminum/magnesium composite board |
| CN114345934A (en) * | 2021-12-10 | 2022-04-15 | 华北电力大学 | MgTi layered composite material and roll forming method thereof |
| CN114345934B (en) * | 2021-12-10 | 2022-09-23 | 华北电力大学 | MgTi layered composite material and roll forming method thereof |
| CN115026129A (en) * | 2022-08-10 | 2022-09-09 | 太原科技大学 | Method for preparing magnesium/titanium layered waveform interface composite material based on rolling method |
| CN116651937A (en) * | 2023-07-31 | 2023-08-29 | 海安太原理工大学先进制造与智能装备产业研究院 | Large-thickness-ratio magnesium/titanium composite board and gradient different-temperature rolling composite method |
| CN116651937B (en) * | 2023-07-31 | 2023-10-13 | 海安太原理工大学先进制造与智能装备产业研究院 | Large-thickness-ratio magnesium/titanium composite board and gradient different-temperature rolling composite method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108114980B (en) | 2019-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108114980B (en) | The method for preparing titanium-magnesium composition plate using the straight rolling of the different temperature of electromagnetic induction heating | |
| CN109252101B (en) | Method for improving magnetic property of non-oriented silicon steel | |
| Qi et al. | Preparation, microstructure and mechanical properties of CP-Ti/AA6061-Al laminated composites by differential temperature rolling with induction heating | |
| Zhang et al. | The preparation and property research of the stainless steel/iron scrap clad plate | |
| JP2013525596A5 (en) | Method for producing highly efficient non-oriented silicon steel with excellent magnetic properties | |
| CN102794300B (en) | Production method of 304 stainless steel and pure-copper cold compound coiled material | |
| CN103212574A (en) | Method for preparing aluminium alloy compound foil by compounding cold rolling and warm rolling | |
| CN110340142A (en) | A kind of method that two-step method rolling prepares Steel-aluminium composite board | |
| CN101402155A (en) | Process and method for producing composite aluminium and steel band with high temperature bonding strength | |
| He et al. | Mechanical properties and formability of TA2 extruded tube for hot metal gas forming at elevated temperature | |
| CN106424741B (en) | SiC particulate enhances intermetallic compound base laminar composite Ti/Al3The preparation method of Ti | |
| CN104805431B (en) | A kind of manufacture method of cold spraying stainless steel and carbon steel composite plate | |
| CN105483441A (en) | Method for preparing intermediate-alloy-intensified zirconium titanium alloy | |
| CN108977689B (en) | Metastable beta titanium alloy plate and processing method thereof | |
| Cheng et al. | Study on the effects of initial temperature and thickness ratio of component metals on the preparation of aluminum/steel clad plates by the new different temperature rolling method | |
| CN105463253A (en) | Low-expansion-coefficient zirconium alloy and preparation method thereof | |
| CN108421825B (en) | The method for preparing Steel-aluminium composite board using electromagnetic induction heating rolling mill practice | |
| CN110202249B (en) | Overlength and overlarge area titanium steel composite plate and manufacturing method thereof | |
| CN111645380A (en) | High-strength and high-ductility power station fin material and processing technology thereof | |
| CN105202275A (en) | Titanium alloy TC4 hot-rolled pipe and preparation method thereof | |
| Tao et al. | Analysis of temperature asymmetry of aluminum alloy thick plate during snake hot rolling | |
| CN101722268A (en) | Method for producing airplane riveting wire coil from Belta-type titanium alloy | |
| Hao et al. | Effect of heat treatment on microstructure and mechanical properties of nickel-based powder metallurgy superalloy processed by selective laser melting | |
| CN104561799A (en) | Iron-chromium-aluminum alloy machining process | |
| Zhang et al. | Bending analysis and control of rolled plate during snake hot rolling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |