CN108787745A - A kind of production line of temperature control continuous rolling production magnesium-alloy material - Google Patents
A kind of production line of temperature control continuous rolling production magnesium-alloy material Download PDFInfo
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- CN108787745A CN108787745A CN201710283114.5A CN201710283114A CN108787745A CN 108787745 A CN108787745 A CN 108787745A CN 201710283114 A CN201710283114 A CN 201710283114A CN 108787745 A CN108787745 A CN 108787745A
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- magnesium
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- temperature
- heating device
- temperature control
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims abstract description 218
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 154
- 238000005096 rolling process Methods 0.000 title claims abstract description 143
- 239000000956 alloy Substances 0.000 title claims abstract description 89
- 238000010438 heat treatment Methods 0.000 claims abstract description 180
- 238000012546 transfer Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 55
- 239000000498 cooling water Substances 0.000 claims description 17
- 238000011144 upstream manufacturing Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 5
- 238000009529 body temperature measurement Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract description 55
- 229910052749 magnesium Inorganic materials 0.000 abstract description 44
- 239000011777 magnesium Substances 0.000 abstract description 44
- 229920003023 plastic Polymers 0.000 abstract description 12
- 239000004033 plastic Substances 0.000 abstract description 12
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000001276 controlling effect Effects 0.000 description 27
- 238000009826 distribution Methods 0.000 description 27
- 230000007246 mechanism Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000003801 milling Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005098 hot rolling Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
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- 208000002193 Pain Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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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
- B21B1/22—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 plates, strips, bands or sheets of indefinite length
- B21B1/24—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 plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
- B21B1/26—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 plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- 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
- 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
- B21B1/22—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 plates, strips, bands or sheets of indefinite length
- B21B2001/225—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 plates, strips, bands or sheets of indefinite length by hot-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2201/00—Special rolling modes
- B21B2201/06—Thermomechanical rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/20—Temperature
- B21B2261/21—Temperature profile
Abstract
The invention discloses the production lines that a kind of temperature control continuous rolling produces magnesium-alloy material, including：Multi-frame temperature control continuous-rolling is correspondingly provided with roll with multiple racks in each rack；Roll surface heating device is correspondingly arranged with each roll, to be heated to each roll；Hot transfer roller corresponds to each rack and is provided thereon trip；Strip heating device corresponds to each rack and is provided thereon trip；Control unit is separately connected with the roll surface heating device, hot transfer roller, strip heating device, to control its heating process.The present invention produces the magnesium-alloy material of rolling state by the way of whole temperature control continuous rolling, especially thin magnesium plate, piece or magnesium volume, the plastic deformation characteristic that magnesium alloy materials are directed in entire production process carries out continuous accurate temperature-controlled rolling, whole temperature control tandem rolling avoids magnesium alloy materials and has to save energy consumption from the mode of low temperature concurrent heating repeatedly in previous intermittent multi- pass rolling.
Description
Technical field
The present invention relates to a kind of production line more particularly to a kind of production lines producing magnesium-alloy material.
Background technology
With Global Urbanization, industrialized development, the vehicles and aircraft ownership rapid increase.However, this band
The huge challenge of energy consumption and low carbon development is carried out.Lightweight is the effective hand for reducing vehicles energy consumption, reducing carbon emission
Section.Magnesium alloy is light metal structure material, and the density of pure magnesium is 1.74g/cm3, only the 1/4 of steel, the 2/3 of aluminium, therefore use
Magnesium alloy manufacture parts weight loss effect is apparent, can significantly reduce energy consumption.
In recent years, the demand of the fields to magnesium alloy plate such as aerospace, automobile and rail friendship continues to increase.The heat of magnesium alloy
Extrudability is good, and extruding is the cost-effective method of thick magnesium plate in production, and thick magnesium plate middle at present is mainly produced by hot extrusion.This
Outside, if will squeeze, magnesium plate is further processed into thin magnesium sheet or thin magnesium is rolled up, and can greatly improve the application range of magnesium material, expand lightweight
The lightweight loss of weight demand of every profession and trade is realized in the market of alloy extensively.Part 3C Product shell, automotive seats chair basin, vapour at present
Interior liner plate etc. is prepared using magnesium alloy sheet.Strip or coiled sheet are produced using rolling mill practice, i.e., slab are carried out multiple tracks
Secondary rolling, gradually reduces plate thickness, finally obtains required thin plate.It is easy to roll forming with common steel, aluminium alloy etc.
Material it is different, when magnesium alloy rolling, is also easy to produce crack defect.The reason is that the crystal structure of magnesium is close-packed hexagonal structure
(hcp), slip system is few, and plasticity is very poor at room temperature；And the crystal structure of steel, aluminium is respectively that body-centered cubic (bcc) and the center of area are vertical
Side's (fcc) structure, slip system is more at room temperature, and plasticity is good.It is thus typically necessary to magnesium alloy is heated to 200 DEG C or more, ability
It is smoothed out rolling.But magnesium alloy heating temperature can not be excessively high, otherwise crystal grain can seriously be roughened, mechanical property significantly under
Drop.
In addition, other than heating temperature, tension is also an important factor for influencing magnesium alloy rolling plates quality.Because rolling
Magnesium plate temperature is high when processed, and intensity is low, if not applying tension to plank, plank is easily bent, it is therefore desirable in rolling deformation mistake
Tension is applied to magnesium plate or magnesium ribbon in journey.But since magnesium sheet material intensity is relatively low, if the overtension applied, plank can be become by drawing
Shape is even pulled off.
Notification number is CN101821025A, and the day for announcing is September in 2010 1, entitled " magnesium hot-rolling method and magnesium hot rolling dress
Set " Chinese patent literature disclose it is a kind of magnesium plate be sent into singlestandmill carry out reciprocal tension free rolling, finally batch
Magnesium plate hot-rolling method and device.In technical solution disclosed in the patent document, the single chassis multi-pass of use bites repeatedly
Reciprocal tension free rolling mode have the disadvantage that：1. biting the size that mode will inevitably lead to thickness direction repeatedly
Precision is low, the uneven thickness of plank；2. tension free rolling the result is that deformed steel strip, plank out-of-flatness, have wave at easy warpage；
3. with the mode of this single chassis repeat-rolling, since strip the more is rolled the more thin, the producing line needed is just very long；4. stinging repeatedly
Enter, milling train frequent start-stop leads to low production efficiency.In addition, in technical solution disclosed in the patent document without reference to how
The problem of obtaining magnesium plate supplied materials.
Notification number is CN102773255A, and the day for announcing is on November 14th, 2012, a kind of entitled " magnesium alloy thin plate and band volume
The Chinese patent literature of continuous asymmetrical rolling device " discloses a kind of device by magnesium volume temperature control asymmetrical rolling production magnesium volume, i.e.,
A kind of production process of " volume → volume ".But in the technical solution disclosed in the patent document, only front end to magnesium ribbon into
Row heating, does not have to need relatively narrow temperature range that could apply plastic deformation for magnesium alloy materials during asymmetrical rolling
Feature carries out temperature control to roll and into the rolled piece before roll, that is, is not controlled into trip temperature contact in rolling, therefore should
Technical solution is not easy to become a useful person.In addition, the technical solution disclosed in the patent document does not refer to how temperature control generates magnesium volume (i.e. magnesium
The problem of supplied materials of volume).
Notification number is CN103639199A, and the day for announcing is on March 19th, 2014, in entitled " magnesium alloy hot-rolling mill "
State's patent document provides a kind of magnesium alloy hot-rolling mill (100), and energy is provided at both ends in the entrance side and outlet side of milling train (3)
Enough coiling machines (1,2) that the magnesium alloy plate (S) of each coiled material state is heated and kept the temperature, successively by multiple reversions rolling
Thickness pressure is carried out to magnesium alloy plate, milling train (3) has the work that surface temperature can heat and be warming up to certain certain temperature
Roller (3a) and back up roll (3b).However, the patent document is it is not disclosed how temperature control generates metallic coil.
Notification number is CN105834214A, and the day for announcing is August in 2016 10, the entitled " temperature control of production metal plate coils
The Chinese patent literature of rolling equipment " improves a kind of temperature-controlled rolling production equipment of coiled metal sheet band and strip in razor-thin.At this
In technical solution disclosed in patent document, describe a kind of equipment that metallic coil is produced by metallic coil temperature control, i.e., a kind of " volume →
The production process of volume ".But for how to generate metal plate coils, it is especially desirable to the magnesium that can be just batched in certain temperature range
It rolls up, is not directed in the technical solution disclosed in the patent document.
Invention content
One of the objects of the present invention is to provide the production lines that a kind of temperature control continuous rolling produces magnesium-alloy material, for magnesium
Alloy material deformation characteristic, especially its to deformation temperature have the characteristics of strict demand, using magnesium alloy supplied materials continuous rolling give birth to
Output magnesium-alloy material, the production line can efficiently produce thin magnesium sheet or magnesium volume.
To achieve the goals above, the present invention proposes a kind of production line of temperature control continuous rolling production magnesium-alloy material,
Including：
Multi-frame temperature control continuous-rolling is correspondingly provided with roll with multiple racks in each rack；
Roll surface heating device is correspondingly arranged with each roll, to be heated to each roll；
Hot transfer roller corresponds to each rack and is provided thereon trip；
Strip heating device corresponds to each rack and is provided thereon trip；
Control unit is separately connected with the roll surface heating device, hot transfer roller, strip heating device, with right
Its heating process is controlled.
When production, magnesium alloy supplied materials to be rolled is pre-processed, such as magnesium plate crop end or after being prepared into magnesium volume, is sent into heat
The roller-way of transfer roller, magnesium alloy supplied materials enter multi-frame control by the strip heating device on roller-way after being heated to temperature to be rolled
Warm continuous-rolling, the characteristics of by magnesium alloy supplied materials pyroplastic deformation, the heating temperature of the magnesium alloy supplied materials in each rack and
The roll surface temperature of each rack topping roll is different, i.e., heating temperature and roll surface temperature are by controlling unit independence temperature control, mutually not
It influences.In addition, multi-frame temperature control continuous-rolling magnesium alloy supplied materials is rolled down to by preset pressure (deformation) amount per rack it is required
Target thickness magnesium alloy board.Magnesium alloy board needs to be processed into magnesium-alloy material according to subsequent production, and example is as required
When magnesium-alloy material is magnesium alloy plate, magnesium alloy board is cut into the magnesium alloy plate of required size according to specific production requirement
Magnesium alloy board is prepared into magnesium volume by material in another example when required magnesium-alloy material is magnesium alloy coiled material through temperature control coiling machine, because
And in production line of the present invention, magnesium-alloy material includes magnesium alloy plate, sheet material, band or coiled material.
In technical solutions according to the invention, main part is multi-frame temperature control continuous-rolling, with multiple racks,
Heatproof roll is correspondingly arranged in each rack, and each roll is correspondingly arranged on roll surface heating device, thus, each roll surface
The characteristic that temperature can roll plastic deformation according to magnesium alloy board carries out independent temperature control.Further, since control unit with it is described
Roll surface heating device, hot transfer roller, strip heating device are separately connected, so that the equal energy of each temperature on production line
It is enough accurately controlled within the scope of suitable magnesium alloy plastic deformation, to ensure that magnesium alloy generates in optimum temperature range
It is scheduled to roll plastic deformation and volume bending deformation.
Temperature gradient distribution of the roll surface heating device on magnesium alloy board plate width direction rolls modeling according to magnesium alloy plate
Property deformation needs individually set and control, including the distribution of same full width orientation isothermal or plate width direction edge it is high, intermediate low
Temperature Distribution or plate width direction among high, Temperature Distribution that edge is low.
It should be noted that on-line heating and plate width direction of the roll surface heating device for realizing roller surface
On temperature control, roll surface heating device heating method used is unlimited, and usual manner such as heat radiation may be used,
Flame heating can be used, induction heating mode can also be used.In some preferred embodiments, generally use sensing heating
Mode, this is because：Not only rapidly and efficiently, but also its kelvin effect will only a heating roll surface surface layer, temperature accurately may be used sensing heating
Control；By the design to inductive heating element and yoke, it can flexibly change temperature gradient of the roll surface on plate width direction,
Needs to roll plastic deformation according to magnesium alloy board individually set and control, including the distribution of same full width orientation isothermal, or
It is the Temperature Distribution that plate width direction edge is high, centre is low Temperature Distribution or plate width direction centre are high, edge is low.
Strip heating device is arranged in the upstream of each rack of correspondence, such as is disposed at roll in some embodiments
Entry position, strip heating device is similar with the control mode of roll surface heating device, i.e., strip heating device along magnesium close
The needs that golden plate rolls plastic deformation with the temperature gradient on plate width direction according to magnesium alloy plate individually set and control, including
High, edge among the Temperature Distribution or plate width direction that same full width orientation isothermal is distributed or plate width direction edge is high, centre is low
Low Temperature Distribution.
It should be noted that the mode of heating of strip heating device is unlimited, sensing heating may be used, sensing heating has
It is rapidly heated and advantage that Temperature Distribution is controllable, usual manner can also be used to heat, such as heat radiation heating, Hot-blast Heating,
But usual manner heating is also in requisition for accurately controlling magnesium alloy plate band plate temperature to meet the deformation characteristic of magnesium alloy materials.
In addition, in technical solutions according to the invention, the mode of heating of hot transfer roller is unlimited, and interior heating side may be used
Formula, such as interior logical deep fat, can also take usual manner, such as heat radiation heating, induction heating mode can also be used.At some
In preferred embodiment, using induction heating mode, be because：Sensing heating can not only accurately control roll surface temperature to meet
The thermoplastic characteristics of magnesium alloy materials, and the Temperature Distribution on plate width direction can be better achieved in which, can be closed according to magnesium
The needs that golden plate rolls plastic deformation individually set and control, including same full width orientation isothermal is distributed or edges of boards portion is high, intermediate
Temperature Distribution high among low Temperature Distribution or plate, edge is low.
The strip heating device, hot transfer roller and roll surface heating device match use, it is common realize it is complete
" warm-rolling " function, that is to say, that be directed to the characteristic of magnesium alloy materials, be accurately heated to magnesium alloy plate to be rolled magnesium is suitble to close
In the technological temperature section of golden material property, then rolling deformation is carried out, otherwise magnesium ribbon is easily broken off or cracked.From milling train
Angle will realize " warm-rolling " function, not only have the function of on-line heating magnesium alloy board, it is necessary to have roll surface to add
The function of Temperature Distribution control in heat and plate width direction.The control of roll surface temperature and rolled piece temperature control of each rolling pass
System carries out reasonable set according to the pyroplastic deformation characteristic of magnesium material.Only reasonable distribution on-line heating magnesium alloy board temperature and roll
The temperature of roller surface could realize final purpose, i.e. the magnesium alloy board temperature of precise rolling control deformed area, it is ensured that magnesium alloy
Strip can effectively prevent the generation split on side when being rolled under target temperature.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：It is vertical
Roller side compression machine is set to the upstream of the multi-frame temperature control continuous-rolling, width of the edger roll side compression machine in magnesium alloy board
Apply slight lateral pressure on direction, so that it is generated micro plastic deformation, to advantageously reduce or eliminate " rolled edge is split " phenomenon
Generation, to improve obtained magnesium-alloy material surface quality.Its working principle is that：Edger roll side compression machine, which provides, closes magnesium
Slight lateral pressure of the golden plate with both sides, this is arranged for the grain properties of magnesium material.Since the crystal structure of magnesium alloy is close
Hexagonal structure is arranged, slip system is few at room temperature, and plasticity is low, it is therefore desirable to be rolled after magnesium alloy board is heated to certain temperature
System, but its sheet material edge rapid heat dissipation, temperature easily fluctuate, are not easy to control, and edge is easily cracked when causing to roll, and micro- side pressure can
The crystal grain for changing edge is orientated, and improves the deformability of crystal grain, is split to achieve the purpose that reduction, eliminate side.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：Together
Welder is walked, the upstream of the edger roll side compression machine is set to, the synchronous welding device is by the conveying direction will be adjacent
Magnesium alloy supplied materials welds together.Setting synchronous welding device is advantageously implemented continuous rolling, to improve production efficiency.
Further, in the production line of temperature control continuous rolling of the present invention production magnesium-alloy material, further include：It is cooling
Water installations, the chilled water unit include set on the roll core and/or roll bearing block in cooling-water duct with
And the valve of water flow in cooling-water duct is controlled, the valve is connect with control unit.Since the valve of chilled water unit and control are single
Member connection so that control unit effectively controls the cooling water inflow in chilled water unit, so play adjust roll core and/
Or the effect of the temperature of bearing block.The cooling-water duct is used to cool down the bearing block of core of the roll and/or roll,
To control the roll thermal crown of roll, cooling-water duct coordinates with roll surface heating device, is controlled by control unit, to
Form the scheduled temperature gradient distribution radially along roller surface.In addition, chilled water unit makes the bearing block of roll always
Close to room temperature, to protect mechanical equipment.
From the point of view of mechanical angle, after roll surface is by artificial heated, due to the presence of heat transfer, core of the roll, roll neck,
And the bearing and bearing block contacted therewith all will inevitably heat up together, until more than the range that machinery allows, example
Such as：After 80 DEG C, the lubricating grease in bearing block fails liquefaction；The roll crown that thermal expansion of rollers is formed afterwards to a certain extent will
Influence rolled piece thickness and precision；It is possible to stuck in mill housing after bearing block expanded by heating, causes roller gap that can not adjust
Deng；Therefore, stable temperature-controlled rolling is realized, it is necessary to ensure that roll surface reaches target temperature and temperature gradient requirement
Simultaneously, it is ensured that at core of the roll, roll neck and bearing block is all in the state close to room temperature that can be worked normally；To core of the roll
When with leading to cooling water in bearing block, the power output of roll surface heating device using roll surface temperature as target, should be coordinated to monitor
And accurately control the flow and leaving water temperature of cooling water；
When not high to roll surface temperature requirement --- such as inside roll lead to deep fat to realize the heating function to roll surface,
It may be used and only carry out cooling mode to bearing block, it is at low cost in this way, it is easy to implement, but lacked to roll surface temperature
Degree accurately controls measure, especially can realize plate in the distribution of the on-demand temperature variation field of roll surface upper edge plate width direction
Intermediate Temperature Distribution high, edge is low.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：Fly
It cuts, is set to the downstream of the multi-frame temperature control continuous-rolling, on the one hand the flying shear is that magnesium alloy board is cut into magnesium alloy
Sheet material；The effect of another aspect is will rolling magnesium alloy board progress transversely cutting during producing magnesium alloy coiled material.Institute
Stating transversely cutting, there are two types of situations, and one is being cut off at the magnesium plate welding position of front end, another kind is by preset each
Volume length is cut off.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：It is vertical
Machine is cut, is set between the flying shear and multi-frame temperature control continuous-rolling.In technical solutions according to the invention, slitter rises
" while splitting " part or performance to the effect of further finishing magnesium alloy board, such as cutting off magnesium alloy board both sides are not
Good part can also utilize slitter by the longitudinal sectional target width to needed for production of magnesium alloy board.
In some preferred embodiments, the production of magnesium-alloy material is produced in temperature control continuous rolling of the present invention
In line, multi-frame temperature control continuous-rolling further includes biting bevel angle adjustment mechanism, is set between the rack of rear several passages, is used for
In the several passages in production line end into the oblique angle that bites before roll, effect can significantly change online on-line control magnesium alloy board
The type of the basal plane texture of magnesium alloy board is heated, the magnesium alloy board with more excellent post forming performance is obtained.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：Control
Warm formula coiling machine, is set to the end of the production line, and the controlling temp type coiling machine includes：
Reel；
Wrapping Roll and the Wrapping Roll roll surface heating device that its roll surface is heated；
Mandrel surface heating device heats the surface of reel, the Wrapping Roll roll surface heating device and reel
Surface heating device is connect with described control unit.
The controlling temp type coiling machine is used to magnesium-alloy material being prepared into magnesium alloy coiled material.In use, magnesium alloy board
It is batched and is become a useful person by controlling temp type coiling machine.Wrapping Roll roll surface heating device and mandrel surface heating device are by control unit to this
Temperature in the process carries out independent temperature control, to meet the characteristic of magnesium alloy plate rolling plastic deformation.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：The
One strip heat patching device, is correspondingly arranged at the upstream of the controlling temp type coiling machine, and the first strip heat patching device is to will be into
The magnesium alloy board for entering controlling temp type coiling machine is heated, and the first strip heat patching device is connect with described control unit.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：Partially
Heart pinch roller, is correspondingly arranged at the upstream of the controlling temp type coiling machine, and the bias pinch roller is heated equipped with trailing type roll surface
Device is heated with the roll surface to eccentric pinch roller, and the trailing type roll surface heating device is connect with described control unit.Institute
It states eccentric pinch roller and turns to feeding temperature control coiling machine for rear magnesium alloy board will to be rolled.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：The
Two strip heat patching devices are correspondingly arranged at the upstream of the eccentric pinch roller, and the second strip heat patching device is to that will enter
The magnesium alloy board of eccentric pinch roller is heated, and the second strip heat patching device is connect with described control unit.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：It opens
Winding apparatus is set to the head end of the production line, and uncoiling is carried out to be rolled up to magnesium alloy supplied materials.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, the uncoiling
Device includes：
Uncoiler；
Servo-actuated heat patching device heats the magnesium alloy supplied materials volume before uncoiling, the servo-actuated heat patching device with it is described
Control unit connects；
Slewing rollers are set to uncoiler downstream；
Slewing rollers heating device heats the roll surface of slewing rollers, the slewing rollers heating device and the control
Unit connects；
A roller is surveyed, the downstream of slewing rollers is set to；
A roller heating device is surveyed, the roll surface to surveying a roller heats, described to survey a roller heating device and the control
Unit connects.
It should be noted that in technical solutions according to the invention, before the servo-actuated heat patching device is used for uncoiling
Magnesium alloy supplied materials volume heated, before the uncoiling tangent point of volume outer circle, the servo-actuated heat patching device has automatic hot spot
The function of uncoiling point is followed, specifically, in uncoiling process, since coil diameter tapers into, thus uncoiling point respective change, by
This with ensure magnesium alloy board be heated to be suitble to uncoiling preset temperature after smoothly uncoiling without fragmentation.
In addition, the effect of the survey roller is to monitor the tension of magnesium alloy board, to ensure the matter of magnesium-alloy material
Amount.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, the uncoiling
Device includes：
Heating furnace is connect with described control unit；
Uncoiler, band volume part are set in the heating furnace；
Slewing rollers are set to outside heating furnace, and are set to uncoiler downstream；
Slewing rollers heating device heats the roll surface of slewing rollers, the slewing rollers heating device and the control
Unit connects；
A roller is surveyed, is set to outside heating furnace, and set on the downstream of slewing rollers；
A roller heating device is surveyed, the roll surface to surveying a roller heats, described to survey a roller heating device and the control
Unit connects.
It is rolled up it should be noted that the heating furnace is used for whole heating furnace, and the slewing rollers are for monitoring magnesium alloy plate
The tension of band.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, further include：?
Line temperature measurer monitors following temperature at least one：The roll surface temperature of roll, the temperature of hot transfer roller, Wrapping Roll
Magnesium alloy before roll surface temperature, the surface temperature of reel, the temperature of magnesium alloy board, the roll surface temperature of eccentric pinch roller, uncoiling
Come material volume, the roll surface temperature of slewing rollers, the roll surface temperature for surveying roller, heating furnace in-furnace temperature；The temperature measurer will also measure
Temperature data be transferred to control unit.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, roll surface
Heating device, Wrapping Roll roll surface heating device, mandrel surface heating device, trailing type roll surface heating device, strip heating device,
First strip heat patching device and the second strip heat patching device, slewing rollers heating device, survey a roller heating device at servo-actuated heat patching device
At least one be induction heating apparatus.This is because using induction heating mode can quick on-demand regulating and controlling temperature, especially
It can accurately control temperature distribution gradients, and the temperature control to greatly improve magnesium alloy board rolls rear performance；Thus, at this
It is preferably induction heating mode by roll heating and into the strip heating device before roll in scheme of the invention.
Further, in the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material, the magnesium closes
Golden product includes magnesium alloy plate, sheet material, band, proximate matter or coiled material.Such as in some embodiments, controlling temp type shaped steel is mixed
After material milling train, it can also be used to the Rolling Production of various magnesium alloy profiles.
The present invention produces the magnesium-alloy material of rolling state by the way of whole temperature control continuous rolling, especially thin magnesium plate,
Piece or magnesium volume, the plastic deformation characteristic that magnesium alloy materials are directed in entire production process carry out continuous accurate temperature-controlled rolling,
Whole temperature control tandem rolling avoids magnesium alloy materials and has to repeatedly from the side of low temperature concurrent heating in previous intermittent multi- pass rolling
Formula saves energy consumption；Importantly, compared to the prior art, the precision higher of continuous temperature control of the present invention makes magnesium alloy
Strip is in a relatively narrow temperature range always, and the low temperature concurrent heating process repeatedly that avoids may draw magnesium plate long-time heating
The grain coarsening risen, ensure that the excellent properties of magnesium plate product, at the same sheet deformation evenly, the magnesium-alloy material matter that is obtained
Amount is more preferable.
In addition, in technical solutions according to the invention, due to multi-frame continuous rolling compared to the prior art in list
The reciprocal rolling mode of rack, rolling accuracy, tension force precision, Strip Shape Control are all more excellent；Especially production efficiency substantially carries
It is high；Temperature control batches the smooth lumber recovery that is coiled, improving producing line that ensure that magnesium ribbon.Therefore, it can efficiently be produced using the present invention
The magnesium ribbon or magnesium volume for providing excellent performance, there is extremely wide market and application prospect.
Description of the drawings
Fig. 1 is that temperature control continuous rolling of the present invention produces the production line of magnesium-alloy material under a kind of embodiment
Temperature profile.
Fig. 2 is under the another embodiment for the production line that temperature control continuous rolling of the present invention produces magnesium-alloy material
Temperature profile.
Fig. 3 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment one.
Fig. 4 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment two.
Fig. 5 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment three.
Fig. 6 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of example IV.
Fig. 7 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment five.
Fig. 8 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment six.
Fig. 9 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment seven.
Specific implementation mode
Below in conjunction with Figure of description and specific embodiment to a kind of temperature control continuous rolling production of the present invention
The production line of magnesium-alloy material makes further explanation, however the explanation and illustration is not to technical scheme of the present invention
Constitute improper restriction.
Fig. 1 is that temperature control continuous rolling of the present invention produces the production line of magnesium-alloy material under a kind of embodiment
Heating temperature pattern.As shown in Figure 1, temperature curve I shows the temperature gradient distribution of magnesium alloy board II, illustrate roller
Face heating device and strip heating devices heat process, temperature gradient distribution according to magnesium alloy plate roll the needs of plastic deformation into
Individually setting and control heating temperature, temperature are rendered as the temperature that plate centre is high, edge is low along magnesium alloy board II width directions to row
Degree distribution.
Fig. 2 is that temperature control continuous rolling of the present invention produces the production line of magnesium-alloy material under another embodiment
Heating temperature pattern.As shown in Fig. 2, temperature curve III shows that the temperature gradient distribution of magnesium alloy board IV, explanation are rolled
Roller roll surface heating device and strip heating devices heat process, temperature gradient distribution roll the need of plastic deformation according to magnesium alloy plate
Individually set and controlled heating temperature, it is high, intermediate low that temperature along magnesium alloy board IV width directions is rendered as edges of boards portion
Temperature Distribution.
Embodiment one
Fig. 3 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment one.Such as Fig. 3 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：Together
Walk welder 1, edger roll side compression machine 2, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 50, roll surface
Heating device 6, chilled water unit 7 bite bevel angle adjustment mechanism 8, slitter 9, flying shear 10, hopper 11, the second strip concurrent heating dress
Set 12, eccentric pinch roller 13, the first strip heat patching device 14, controlling temp type coiling machine 15 and control unit.
Wherein, multi-frame temperature control continuous-rolling uses multi-roll mill (being four-high mill in this example), with multiple racks 5
(five racks 5 of schematic indication in the present embodiment, the setting quantity of rack is not limited to five, in other embodiment
In, according to the concrete condition of each embodiment, the rack of four, six or other quantity is may be set to be, this outer frame shape
Formula does not also limit, and in other embodiments, the milling train of six rollers or more roller may be used), it is correspondingly arranged in each rack 5
Roll 51；Roll surface heating device 6 is correspondingly arranged with each roll 51, to be heated to each roll 51；Hot transfer roller 4,
It corresponds to each rack 5 and is provided thereon trip；Strip heating device 3 corresponds to each rack 5 and is provided thereon trip.In addition, temperature control connects
The production line of continuous Rolling Production magnesium-alloy material is additionally provided with control unit (not shown), with roll surface heating device 6,
Hot transfer roller 4, strip heating device 3 are separately connected, to control its heating process.In order to protect mechanical equipment, and
Simultaneously in order to which control unit is controlled, to form the scheduled temperature gradient distribution along roll circumference radially, cooling water
Device 7 include set on roll 51 core and roll 51 bearing block in cooling-water duct and control cooling-water duct in water
The valve of flow, valve are connect with control unit.Chilled water unit 7 coordinates with roll surface heating device 6；Multi-frame temperature control continuously rolls
The upstream of machine is additionally provided with edger roll side compression machine 2, due to applying pressure to it in the width direction of magnesium alloy board.In edger roll side pressure
The upstream of machine 2 is additionally provided with synchronous welding device 1, and synchronous welding device 1 welds adjacent magnesium alloy supplied materials in the conveying direction
It is connected together；Bevel angle adjustment mechanism 8 is bitten before rack 5, enters biting for roll for on-line control magnesium alloy board
Angle can significantly change the texture of the magnesium alloy board after rolling, be closed with obtaining the magnesium with more excellent post forming performance
Golden plate material.
In addition, being additionally provided with flying shear 10 in the downstream of multi-frame temperature control continuous-rolling, and it is set to flying shear 10 and multi-frame control
Slitter 9 between warm continuous-rolling.Slitter 9 plays the role of further modifying magnesium alloy board, cuts off magnesium alloy board
" while splitting " part of both sides or the bad part of performance, using slitter 9 by the longitudinal sectional mesh to needed for producing of magnesium alloy board
Mark width.Magnesium alloy plate for being further cut into magnesium alloy plate M1 by 10 one side of flying shear, by being accepted in hopper 11 from winged
The magnesium alloy plate M1 cut at 10 is cut, the bundling cut-out before coiling process is on the other hand used for.In some other embodiment party
In formula, it can also cut off by front end welding position or be cut off by preset volume length, so that magnesium alloy board respectively enters controlling temp type
Coiling machine 15 forms magnesium alloy coiled material M2.
With further reference to Fig. 1 as can be seen that eccentric pinch roller 13 is correspondingly arranged at the upstream of controlling temp type coiling machine 15, cam lock
It send roller to be equipped with trailing type roll surface heating device 131, is heated with the roll surface to eccentric pinch roller.Trailing type roll surface heating dress
It sets 131 to connect with control unit, in order to control its temperature, (in the present embodiment, controlling temp type coiling machine is set as two
It is a, thus, there are two eccentric pinch roller also has, in other embodiments, can be needed according to specific production setting one or
More than two controlling temp type coiling machine.).Circle of dotted line 130 illustrates that eccentric pinch roller is become by the position of working position to inoperative position
Change.
Controlling temp type coiling machine 15 is set to the end of production line, including：Reel 152, Wrapping Roll and its roll surface is heated
Wrapping Roll roll surface heating device 151 and mandrel surface heating device 1521, the surface of reel is heated.Wrapping Roll
Roll surface heating device 151 and mandrel surface heating device 152 are connect with control unit respectively.
In addition, the first strip heat patching device 14, is correspondingly arranged at the upstream of controlling temp type coiling machine 15, the first strip heat patching device
14 pairs of magnesium alloy boards that will enter controlling temp type coiling machine 15 heat, and the first strip heat patching device 14 and the control are single
Member connection.
Second strip heat patching device 12, is correspondingly arranged at the upstream of eccentric pinch roller 13, and the second strip heat patching device 12 is right
The magnesium alloy board that eccentric pinch roller 13 will be entered is heated, and the second strip heat patching device 13 connects with described control unit
It connects.
In addition, also constituting the speed difference of roll of controlling temp type coiling machine, eccentric pinch roller, each machine frame rolling mill to entirely producing
The Accurate tension of line controls.
In conjunction with the embodiments one, the production process of the production line of magnesium alloy is produced to this case temperature control continuous rolling furtherly
It is bright：
When production, magnesium alloy supplied materials M0 forms magnesium alloy board by the welding that joins end to end of 1 polylith of synchronous welding device, with
Realize continuous rolling, applying slight lateral pressure to it in the width direction of magnesium alloy board by edger roll side compression machine 2 carries out
After the adjustment of plate shape, by being rolled into multi-frame temperature control continuous-rolling after the heating of hot transfer roller 4 and strip heating device 3
System is equipped with roll 51 in each rack and passes through roll surface since multi-frame temperature control continuous-rolling has multiple racks 5
The temperature of heating device 6 and chilled water unit 7 is accurately adjusted so that the magnesium alloy board surface quality rolled out is high, molding
Excellent performance.
The magnesium alloy board obtained obtains magnesium alloy in the several passages finish rolling after biting bevel angle adjustment mechanism 8 of rolling end
Plank；Magnesium alloy board reaches target width by slitter 9；Through flying shear 10 magnesium alloy plate is obtained by cut lengths cutting
M1；Or cut off through 10 bundling of flying shear, then magnesium alloy coiled material M2 is obtained after controlling temp type coiling machine.It can thus be seen that embodiment
The magnesium-alloy material that one production line can produce is various, there is extremely wide market and application prospect.
It should be noted that the multi-frame temperature control continuous-rolling in the present embodiment passes through origin flitch thickness and target plate thickness meter
Required rolling pass number is calculated to determine the rolling-mill housing number of input, in addition, the multi-frame temperature control continuous-rolling in the present embodiment
With conventional func such as strip speed monitoring and control, plate thickness monitoring and control.Control unit is in addition in control production process
Outside each heating temperature, also has the function of welding position tracking and monitoring, the press down system for controlling each rack is micro- when welded bands are closed on
It lifts to protect roll, and controllable flying shear cuts off from welded bands position and carries out bundling.
Control unit also has the function of fine mild tension condition：To coiling machine before milling train, strip is all accurately controlled
Speed, speed increment will remain in the tension range of suitable magnesium material characteristic, this is because the unit of magnesium alloy materials
Stress is smaller, and especially the tension under " heating " (temperature-controlled rolling) state needed for magnesium alloy board is much smaller than steel material, therefore
The tension in whole producing line, especially coiling machine, eccentric pinch roller and each are finely controlled in temperature-controlled rolling and coiling process
Minimal Tension between rack avoids drawing and attenuating or breaking magnesium ribbon.
Embodiment two
Fig. 4 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment two.Such as Fig. 4 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：It is vertical
Roller side compression machine 2, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 50, roll surface heating device 6, cooling
Water installations 7 bite bevel angle adjustment mechanism 8, slitter 9, flying shear 10, hopper 11, the second strip heat patching device 12, eccentric pinch roller
13, the first strip heat patching device 14, controlling temp type coiling machine 15 and control unit.
The names of the parts are identical as each component in embodiment one in embodiment two, the function risen also with Fig. 3 institutes
The function for the embodiment one shown is identical, thus repeats no more.
Comparison diagram 3 and Fig. 4, which can be seen that, does not have synchronous welding device 1 in embodiment two, and is only provided with a temperature control
The production line of formula coiling machine 15, embodiment two still has the function of production magnesium alloy plate, sheet material and coiled material, thus compared to reality
Example one is applied, the production line of embodiment two is suitable for the not high situation of rhythm of production, and equipment input cost is less.
Embodiment three
Fig. 5 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment three.Such as Fig. 5 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：Together
Walk welder 1, edger roll side compression machine 2, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 50, roll surface
Heating device 6, chilled water unit 7, bite bevel angle adjustment mechanism 8, slitter 9, flying shear 10, the second strip heat patching device 12, partially
Heart pinch roller 13, the first strip heat patching device 14, controlling temp type coiling machine 15 and control unit.
Since the names of the parts are identical with Fig. 3 in embodiment three, the embodiment of role function also as shown in figure 3
One function is identical, thus repeats no more.
Comparison diagram 3 and Fig. 5, which can be seen that have simplified in embodiment three, rolls rear equipment arrangement, that is, hopper is not provided with, with full
Sufficient manufacturer does not have the case where magnesium sheet demand, simplifies production line, improves production efficiency.
Example IV
Fig. 6 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of example IV.Such as Fig. 6 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：It is vertical
Roller side compression machine 2, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 50, roll surface heating device 6, cooling
Water installations 7 bite bevel angle adjustment mechanism 8, slitter 9, the second strip heat patching device 12, eccentric pinch roller 13, the first strip benefit
Thermal 14, controlling temp type coiling machine 15 and control unit.
Since the names of the parts are identical with Fig. 3 in example IV, the embodiment of the function risen also as shown in figure 3
One function is identical, thus repeats no more.
Comparison diagram 3 and Fig. 6, which can be seen that, simplifies production line in example IV, there is no synchronous welding device, material is arranged
Bucket and flying shear, while it being only provided with a controlling temp type coiling machine, it is suitable for only production magnesium volume, and require not rhythm of production
High situation, simplifies producing line, has saved investment.
Embodiment five
Fig. 7 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment five.Such as Fig. 7 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：It is vertical
Roller side compression machine 2, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 50, roll surface heating device 6, cooling
Water installations 7 bite bevel angle adjustment mechanism 8, slitter 9, flying shear 10, hopper 11 and control unit.
Since the names of the parts are identical with Fig. 3 in embodiment five, the embodiment of the function risen also as shown in figure 3
One function is identical, thus repeats no more.
Comparison diagram 3 and Fig. 7 can be seen that in embodiment five and simplify production line, and there is no synchronous welding device, the is arranged
One strip heat patching device, the second strip heat patching device and controlling temp type coiling machine, eccentric pinch roller.Thus, in embodiment five
Production line is suitble to produce magnesium alloy plate or sheet material.
Embodiment six
Fig. 8 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment six.Such as Fig. 8 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：It opens
Winding apparatus, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 50, roll surface heating device 6, cooling water
Device 7, bite bevel angle adjustment mechanism 8 and control unit.
Wherein, decoiling equipment includes uncoiler 61, servo-actuated heat patching device 611, slewing rollers 62 and slewing rollers heating device
621, it surveys a roller 63 and surveys a roller heating device 631.Servo-actuated heat patching device 611 carries out the magnesium alloy supplied materials M0 before uncoiling
Heating, hot spot is before the uncoiling tangent point of volume outer circle, which has the function of following uncoiling point automatically, in uncoiling process
In, since coil diameter tapers into, thus uncoiling point respective change), to ensure magnesium ribbon smooth uncoiling after being heated to preset temperature
Without fragmentation, servo-actuated heat patching device 611 is connect with control unit；Slewing rollers 62 are set to 61 downstream of uncoiler；Slewing rollers heating dress
621 are set, the roll surface of slewing rollers 62 is heated, slewing rollers heating device 621 is connect with control unit；A roller 63 is surveyed,
Set on the downstream of slewing rollers 62；A roller heating device 631 is surveyed, the roll surface to surveying a roller 63 heats, and surveys a roller heating dress
631 are set to connect with control unit.
In addition to each component of decoiling equipment, other component title is identical with Fig. 3 in embodiment six, the function risen
Also the function of embodiment one as shown in figure 3 is identical, thus repeats no more.
The decoiling equipment of embodiment six so that the production line is the case where magnesium alloy is rolled up especially suitable for magnesium alloy supplied materials,
It the advantage is that uncoiling temperature can carry out accurately On-line Control according to the different of supplied materials material, pass through servo-actuated heat patching device 611
Have the function of following uncoiling point automatically, it is ensured that then the smooth uncoiling after being heated to certain temperature of magnesium alloy volume is passed through without fragmentation
Slewing rollers 2 with roll surface heating function and survey roller 3 enter multi-frame temperature control continuous-rolling, to complete subsequent handling.
Fig. 9 shows the structure of the production line of the temperature control continuous rolling production magnesium-alloy material of embodiment seven.Such as Fig. 9 institutes
Show, the production line of temperature control continuous rolling production magnesium-alloy material of the present invention includes successively from magnesium alloy feedstock direction：It opens
Winding apparatus, strip heating device 3, hot transfer roller 4, multi-frame temperature control continuous-rolling 5, roll surface heating device 6, core of the roll
And bearing pedestal cooling device 7, bite bevel angle adjustment mechanism 8 and control unit.
Wherein, decoiling equipment includes heating furnace 71, is connect with control unit；Uncoiler, band volume part are set to heating
In stove 71, slewing rollers 62, slewing rollers heating device 621 survey a roller 63 and survey a roller heating device 631.Slewing rollers 62 turn to
Roller heating device 621 surveys a roller 63 and the function setting for surveying a roller heating device 631 and the slewing rollers in embodiment six
It is similar with a roller is surveyed, thus repeat no more.
In addition to each component of decoiling equipment, other component title is identical with Fig. 3 in embodiment six, the function risen
Also the function of embodiment one as shown in figure 3 is identical, thus repeats no more.
Being heated using in stove in embodiment seven realizes that magnesium alloy supplied materials M0 is prepared into the smooth uncoiling of magnesium alloy magnesium volume,
Compared to embodiment six, the cost of embodiment seven is lower, but there are equipment thermal capacity height, and uncoiling temperature to be caused to be difficult to adjust in real time
The problem of control.
It should be noted that on the basis of the production line of embodiment one to seven, may further include：Temperature measurement on-line instrument,
For monitor following temperature at least one：The roll surface temperature of roll, the temperature of hot transfer roller, the roll surface temperature of Wrapping Roll
Magnesium alloy before degree, the surface temperature of reel, the temperature of magnesium alloy board, the roll surface temperature of eccentric pinch roller, uncoiling come material volume,
The in-furnace temperature of the roll surface temperature of slewing rollers, the roll surface temperature for surveying a roller, heating furnace；Temperature measurer also passes the temperature data measured
It is defeated by control unit, in order to monitor unit in real time.
Further, since induction heating mode can quick on-demand regulating and controlling temperature, can especially carry out essence to temperature distribution gradients
Really control, the temperature control to greatly improve magnesium plate band roll rear performance, thus, it is preferable to which roll is heated and is heated into the strip before roll
It is set as induction heating mode, the temperature control to greatly improve magnesium plate alloy sheet strip rolls rear performance.
It should be noted that the above list is only specific embodiments of the present invention, it is clear that the present invention is not limited to above real
Example is applied, there are many similar variations therewith.If those skilled in the art directly exported from present disclosure or
All deformations associated, are within the scope of protection of the invention.
Claims (16)
1. a kind of production line of temperature control continuous rolling production magnesium-alloy material, which is characterized in that including：
Multi-frame temperature control continuous-rolling is correspondingly provided with roll with multiple racks in each rack；
Roll surface heating device is correspondingly arranged with each roll, to be heated to each roll；
Hot transfer roller corresponds to each rack and is provided thereon trip；
Strip heating device corresponds to each rack and is provided thereon trip；
Control unit is separately connected with the roll surface heating device, hot transfer roller, strip heating device, to add to it
Thermal process is controlled.
2. the production line of temperature control continuous rolling production magnesium-alloy material as described in claim 1, which is characterized in that further include：
Edger roll side compression machine is set to the upstream of the multi-frame temperature control continuous-rolling, width of the edger roll side compression machine in magnesium alloy board
It spends on direction and applies lateral pressure to it.
3. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 2, which is characterized in that further include：
Synchronous welding device is set to the upstream of the edger roll side compression machine, and the synchronous welding device will be adjacent in the conveying direction
Magnesium alloy supplied materials welds together.
4. the production line of temperature control continuous rolling production magnesium-alloy material as described in claim 1, which is characterized in that further include：
Chilled water unit, the chilled water unit include that the cooling water in the core of the roll and/or the bearing block of roll is logical
The valve of water flow, the valve are connect with control unit in road and control cooling-water duct.
5. the production line of temperature control continuous rolling production magnesium-alloy material as described in claim 1, which is characterized in that further include：
Flying shear is set to the downstream of the multi-frame temperature control continuous-rolling.
6. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 5, which is characterized in that further include：
Slitter is set between the flying shear and multi-frame temperature control continuous-rolling.
7. the production line of temperature control continuous rolling production magnesium-alloy material as described in claim 1, which is characterized in that further include：
Controlling temp type coiling machine, is set to the end of the production line, and the controlling temp type coiling machine includes：
Reel；
Wrapping Roll which is provided with the Wrapping Roll roll surface heating device heated to its roll surface；
Mandrel surface heating device heats the surface of reel, the Wrapping Roll roll surface heating device and mandrel surface
Heating device is connect with described control unit.
8. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 7, which is characterized in that further include：
First strip heat patching device, is correspondingly arranged at the upstream of the controlling temp type coiling machine, and the first strip heat patching device is to will
Magnesium alloy board into controlling temp type coiling machine is heated, and the first strip heat patching device is connect with described control unit.
9. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 7, which is characterized in that further include：
Eccentric pinch roller is correspondingly arranged at the upstream of the controlling temp type coiling machine；The bias pinch roller adds equipped with trailing type roll surface
Thermal is heated with the roll surface to eccentric pinch roller, and the trailing type roll surface heating device is connect with described control unit.
10. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 9, which is characterized in that further include：
Second strip heat patching device, is correspondingly arranged at the upstream of the eccentric pinch roller, and the second strip heat patching device is to will be into
The magnesium alloy board for entering eccentric pinch roller is heated, and the second strip heat patching device is connect with described control unit.
11. the production line of temperature control continuous rolling production magnesium-alloy material as described in claim 1, which is characterized in that further include：
Decoiling equipment is set to the head end of the production line, and uncoiling is carried out to be rolled up to magnesium alloy supplied materials.
12. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 11, which is characterized in that described to open
Winding apparatus includes：
Uncoiler；
Servo-actuated heat patching device heats the magnesium alloy supplied materials volume before uncoiling, the servo-actuated heat patching device and the control
Unit connects；
Slewing rollers are set to uncoiler downstream；
Slewing rollers heating device heats the roll surface of slewing rollers, the slewing rollers heating device and described control unit
Connection；
A roller is surveyed, the downstream of slewing rollers is set to；
A roller heating device is surveyed, the roll surface to surveying a roller heats, described to survey roller heating device and a described control unit
Connection.
13. the production line of temperature control continuous rolling production magnesium-alloy material as claimed in claim 11, which is characterized in that described to open
Winding apparatus includes：
Heating furnace is connect with described control unit；
Uncoiler, band volume part are set in the heating furnace；
Slewing rollers are set to outside heating furnace, and are set to uncoiler downstream；
Slewing rollers heating device heats the roll surface of slewing rollers, the slewing rollers heating device and described control unit
Connection；
A roller is surveyed, is set to outside heating furnace, and set on the downstream of slewing rollers；
A roller heating device is surveyed, the roll surface to surveying a roller heats, described to survey roller heating device and a described control unit
Connection.
14. the production line of the temperature control continuous rolling production magnesium-alloy material as described in any one of claim 1-13, special
Sign is, further includes：Temperature measurement on-line instrument, for monitor following temperature at least one：The roll surface temperature of roll, heat transmission
The roller of the roll surface temperature of roller, the roll surface temperature of Wrapping Roll, the surface temperature of reel, the temperature of magnesium alloy board, eccentric pinch roller
Magnesium alloy before face temperature, uncoiling come material volume, the roll surface temperature of slewing rollers, the roll surface temperature for surveying roller, heating furnace stove in temperature
Degree；The temperature data measured is transferred to control unit by the temperature measurement on-line instrument.
15. the production line of the temperature control continuous rolling production magnesium-alloy material as described in any one of claim 1-13, special
Sign is that roll surface heating device, Wrapping Roll roll surface heating device, mandrel surface heating device, the heating of trailing type roll surface fill
It sets, strip heating device, the first strip heat patching device and the second strip heat patching device, servo-actuated heat patching device, slewing rollers heating fill
Set, survey a roller heating device at least one be induction heating apparatus, what the hot transfer roller was set as being inductively heated
Hot transfer roller.
16. the production line of temperature control continuous rolling production magnesium-alloy material as described in claim 1, which is characterized in that the magnesium
Alloy product includes magnesium alloy plate, sheet material, band, proximate matter or coiled material.
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| CN201710283114.5A CN108787745A (en) | 2017-04-26 | 2017-04-26 | A kind of production line of temperature control continuous rolling production magnesium-alloy material |
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| CN201710283114.5A CN108787745A (en) | 2017-04-26 | 2017-04-26 | A kind of production line of temperature control continuous rolling production magnesium-alloy material |
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|---|---|
| CN (1) | CN108787745A (en) |
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| US11185943B2 (en) | 2016-11-18 | 2021-11-30 | Sms Group Gmbh | Method and device for producing a continuous strip-shaped composite material |
| CN113967663A (en) * | 2020-07-23 | 2022-01-25 | 宝山钢铁股份有限公司 | Full-continuous rolling production process for magnesium alloy plate |
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| US11185943B2 (en) | 2016-11-18 | 2021-11-30 | Sms Group Gmbh | Method and device for producing a continuous strip-shaped composite material |
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Application publication date: 20181113 |