CN103706663B - A kind of high ductibility magnesium alloy sheet material fast processing method and device - Google Patents
A kind of high ductibility magnesium alloy sheet material fast processing method and device Download PDFInfo
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- CN103706663B CN103706663B CN201310742901.3A CN201310742901A CN103706663B CN 103706663 B CN103706663 B CN 103706663B CN 201310742901 A CN201310742901 A CN 201310742901A CN 103706663 B CN103706663 B CN 103706663B
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Abstract
The invention provides high ductibility magnesium alloy sheet material fast processing method, arranging can the workbench of movement, and blank is fixed on the table in company with mobile; Be arranged on right side cutter and left side cutter, the in turn cutting blank on the side of workbench; All obtain the certain continuous cutting plate of cutting thickness at every turn, the cutting plate arcuately guide passage slip of cutting gained, plate is subject to the bending function of arc guide passage, and the plate after bending automatically enters and is arranged on arc guide passage hot-rolling mill below and is rolled.Magnesium alloy cutting technique and magnesium alloy plate bend by the present invention, roll forming crystal grain thinning combines, in the magnesium alloy blank of self-powered platform under dissection, preliminary acquisition magnesium alloy plate, sheet material is under the effect of guide passage, be subject to folding force effect, and continuous rolling, while magnesium alloy plate is shaped, magnesium alloy crystal grain reaches refinement, improves the effect of plate texture.Small investment of the present invention, pollute few, production cost is low.
Description
Technical field
The present invention relates to a kind of non-ferrous metal Plastic Forming process technology, the preparation of high-strength tenacity high ductibility magnesium alloy or other alloy grained material and the production of sheet material; Particularly relate to a kind of high ductibility magnesium alloy sheet material fast processing method and device.
Background technology
Magnesium alloy is structural metallic materials the lightest in current practical application, have density little, intensity is high, damping and amortization, machinability and good casting property, excellent damping, electromagnetic wave shielding and the series of advantages such as easy to be recycled, be called as " green material of 21 century ".Therefore, increasing magnesium-alloy material has been used in automobile, communication and space flight, electronics industry.But as a kind of brand-new material, the existing behaviour in service of magnesium is far from the potential advantages giving full play to it, and the development of magnesium alloy in practical application in industry is far away from aluminium alloy and steel and iron industry, and its scale only has 1/50 of Aluminum, 1/160 of steel and iron industry.
But, close-packed hexagonal structure due to magnesium alloy makes its plastic forming ability poor, and the intensity of magnesium alloy is low, corrosion resistance is poor, certain degree limits the extensive use of magnesium alloy, magnesium alloy sheet, for the manufacture of the outside plate (as car door, cover cap, backplate, top board etc.) of automobile body component, can alleviate quality greatly.Rolling mill practice flow process is as follows: ingot mill surface → ingot homogenization → heating → cogging → slab shearing → heating of plate blank → roughing → pickling → heating → in roll → interrupt or blanking → heating → finish rolling → product annealing → finishing → oxidation colouring → oiling packaging.The rolling of magnesium alloy plate adopts hot rolling mode, carries out intermediate annealing if desired.And adopt multi-pass, light reduction technique is rolled.The factor affecting magnesium alloy rolling shaping mainly contains: the decline of temperature is fast, work hardening in the operation of rolling, basal plane texture, annealing heat treatment etc., the plasticity of magnesium alloy is poor, in the rolling mill practice that deflection is larger, rolling should divide several passage to complete, every time drafts should control in certain scope, if a deflection is excessive, serious raw edges can occur, even cannot roll forming.When rolling temperature is too low, magnesium alloy plate easily produces high stress and concentrates, thus causes twin crystal nucleation and shear distortion; And rolling temperature too high time, crystal grain is easily grown up and the hot-short tendency of sheet material is increased.
The plastic working of high ductibility to metal material of magnesium alloy plate is significant, can improve working (machining) efficiency and secondary forming performance, is the basis of magnesium alloy plastic worked article low cost processing.At present, improve by crystal grain thinning a kind of method that its microstructure is effective raising magnesium alloy materials crystallized ability.This patent is to accelerate the speed of magnesium alloy plate, improve magnesium alloy microstructures and texture, improving magnesium alloy plastic forming ability is target, the heterogeneous microstructure of magnesium alloy sheet and the control of texture can be realized by the method, and the rapid processing of plate is shaped, the heat that blank can be utilized to be cut generation is rolled, can economize energy, has great importance for the cost-efficiently light-alloy New Machining Technology of development.
Summary of the invention
For the deficiency of existing magnesium alloy rolling technology, main purpose of the present invention is that quickening shapes speed, Refining Mg Alloy microstructure, and improves mechanical property, economize energy, provides a kind of high-performance magnesium-alloy or other breadth light alloy plate fast processing method and device.
A kind of high ductibility magnesium alloy sheet material fast processing method, is characterized in that comprising the steps:
(1) setting can move up and down the workbench with left and right movement, and magnesium alloy blank is fixed on the table; On the side of workbench, be respectively arranged with the right side cutter that position is fixed or movable, and position-movable or fixing left side cutter, right side cutter is against the right flank of blank; On the side of right side cutter, be equipped with arc guide passage;
(2) according to technological requirement, magnesium alloy blank is placed on the table, move up and down workbench or right side cutter, the vertical range of the right upper of magnesium alloy blank and right side Tool in Cutting cutting edge is changed, to adjust right side cutter according to technological requirement to the scope of the cutting thickness d of blank, d for 5-100mm; Blank moves with speed v to the right in company with workbench, v is 0.2-10m/s, cut by right side cutter, the cutting plate arcuately guide passage slip of cutting gained, plate is subject to the bending function of arc guide passage, plate after bending automatically enters and is arranged on arc guide passage hot-rolling mill below, by large roll and the little roll of hot-rolling mill, is rolled;
When right side cutter cutting processing, left side cutter both can move right with speed v, and v is 0.2-10 m/s, also can maintain static;
(3) when right side cutter is fixed, fixing blank on the table moves right together with workbench, and right side cutter cuts magnesium alloy blank from right to left like this, when the left end face of distance blank also has the position of length d, workbench stops moving right, and right side cutter stops cutting processing; The position of adjustment left side cutter, makes it can carry out cutting processing to blank left end, adjusts tool position, left side and makes cutting thickness be d1, then fixed its position;
(4) move up and down workbench or left side cutter, surface, the upper left of magnesium alloy blank is changed with the vertical range of left side Tool in Cutting cutting edge, to adjust left side cutter according to technological requirement to the cutting thickness d1 of blank, d1 for 5-100mm; Then workbench moves with speed v left with blank, and v is 0.2-10m/s;
Left side cutter cuts magnesium alloy blank from left to right, and when also having the position of length d1 apart from its right end face of blank, d1 is 5-100mm, stops cutting, and tool position, adjustment left side; The cutting thickness d of right side cutter, can be equal with the cutting thickness d1 of left side cutter, also can be unequal;
(5) then, continuing step (2) makes right side cutter with speed v cutting blank; Then, continue step (4) and make left side cutter cutting blank, repeated multiple timesly to cut in turn, all obtains the continuous cutting plate that cutting thickness is certain at every turn, and to cutting plate continuous rolling, until meet technological requirement, obtain the magnesium alloy sheet meeting technological requirement.
Further feature is: during rolling, and unlatching diameter is the large roll of 200-1000mm and diameter is the little roll of 10-200mm, and in large roll, the rotary speed of topping roll is 30-90rpm/min, and the rotary speed of bottom roll is 20-80rpm/min;
The magnesium alloy plate of 0.3-50mm thickness is obtained after rolling.
Before placing on the table by magnesium alloy blank, magnesium alloy blank is heated to 100 DEG C-300 DEG C in advance.
A kind of device of high ductibility magnesium alloy sheet material fast processing method, it is characterized in that: comprise toolframe and workbench, toolframe is arranged on above workbench, right side cutter and left side cutter are separately positioned on the left and right sides of workbench, workbench is lifting, support and clamp magnesium alloy blank, blank can be driven to be elevated, and drive magnesium alloy blank to move back and forth along cut direction; Right side cutter is arranged on the tool rack, and arc guide passage is equipped with on the cutting edge of right side cutter, and arc guide passage is an inner notch with arc, and cutting plate is automatically passed through under cutting force effect; Hot-rolling arrangement is arranged on after arc guide passage, there is the large roll of some hot-rolling mills and the little roll of hot-rolling mill, the large roll of hot-rolling mill and the little roll of hot-rolling mill all comprise the hot-rolling mill top roll and hot-rolling mill lower roll that arrange in pairs, cooperatively interact setting, and cutting plate is rolled by the gap between hot-rolling mill top roll and hot-rolling mill lower roll.
Magnesium alloy plate working method of the present invention, magnesium alloy ingot is mainly put on the table by it, with the cutter being placed on blank two ends, blank is cut, the thickness of cutting is 5-100mm, the angle of inclination of cutter is between 5 °-15 °, and the angle of inclination of adjustment cutter, the inclination angle of optimization stock guide can control the degree of refinement of microstructure; Blank side-to-side movement speed is 0.2-10m/s, and the plate of cutting is along the sliding entrance automatically sliding into hot-rolling mill of stock guide, and adjustment stock guide inclination angle can control the bending of magnesium alloy sheet, and controls the degree of refinement of microstructure; Unlatching diameter is the large roll of 50-1000mm and diameter is simultaneously the little roll of 10-200mm.
Relative to prior art, process of the present invention, has following beneficial effect:
1, magnesium alloy cutting technique and magnesium alloy plate bend by this patent, roll forming crystal grain thinning organically combines in a technique, in this technique, blank can be heated to 100 DEG C-300 DEG C or not preheating as required, be placed on the magnesium alloy blank of self-powered platform under dissection, preliminary acquisition magnesium alloy plate, sheet material is under the effect of guide passage, be subject to folding force effect, and send into milling train, cutting heat is adopted to carry out continuous rolling, while magnesium alloy plate is shaped, magnesium alloy crystal grain reaches refinement, guide passage is improved the effect of plate texture while guide.
2, for the processing of high-performance magnesium-alloy plate provide a kind of simple, efficiency is high, continuous seepage, energy-conservation, performance is high, easy to use, the material method widely that is widely used, is suitable for.
3, the operations such as magnesium alloy cutting, bending, rolling can be completed continuously, compare existing rolling mill practice and improve efficiency, saved the energy, improve slab quality, refinement microstructure.Equipment is simply concentrated, small investment, and pollute few, floor space is little, and construction speed is fast, and production cost is low.Device structure and technique are easy to industrially apply, and can produce by continous-stable, simplify production technology, shorten the production cycle, production efficiency are improved greatly, is convenient to automatic control realization automation.
4, ductibility magnesium alloy sheet material fast processing method is further developing of magnesium alloy rolling technology, magnesium alloy cutting is integrated with rolling technique.There is not yet in the world and adopt this technology to carry out report prepared by magnesium alloy plate, also non-related invention patent.
5, in this technology and device, the heat that the magnesium alloy rolling direct all or part of employing cutting stage produces, economize energy greatly.
6, the strong plasticity of magnesium alloy materials of this device production is good, and the preparation technology provided is simple, has environmental friendliness feature, have a extensive future while significantly reducing product cost.
In a word: the present invention is simple to operate, the magnesium alloy plate excellent performance of production, ductility is good, anisotropy is low, corrosive nature is good, excellent performance, and template is good, and equipment is simply concentrated, small investment, and pollute few, floor space is little, and construction speed is fast, and production cost is low.
Accompanying drawing explanation
Fig. 1 is apparatus of the present invention schematic diagrames;
Fig. 2 is the Local map of Fig. 1;
Fig. 3 is right side cutter and arc guide channel position relation schematic diagram;
Fig. 4 is the sectional view that on the right side of the present invention, cutter starts to add man-hour;
Fig. 5 is that on the right side of the present invention, cutter terminates the sectional view processed, left side cutter starts to add man-hour;
Fig. 6 is that right side cutter prepares again to cut, and original position schematic diagram return by left side cutter.
Detailed description of the invention
High ductibility magnesium alloy sheet material fast processing method of the present invention, is characterized in that comprising the steps:
1, setting can move up and down the workbench with left and right movement; On the side of workbench, be respectively arranged with right side cutter and left side cutter, on the side (concrete side disposed thereon) of right side cutter or left side cutter, be provided with arc guide passage;
For convenience, right side cutter is arranged on the right side of workbench, fixed (not with movable workbench, can manually adjust its position among a small circle and lock) or packaged type, left side cutter is portable or fixed, can certain speed move or manually adjust it about, upper and lower position, and fixing (locking) its position when needed; Arc guide passage and right side cutter are close to setting, specifically above the Tool in Cutting cutting edge of right side;
2, magnesium alloy blank placed on the table, clamp, fix, without relative motion between blank and workbench; Move up and down workbench or right side cutter, the vertical range of the upper surface of magnesium alloy blank and right side Tool in Cutting cutting edge is changed, to adjust right side cutter according to technological requirement to the cutting thickness d of blank; Blank moves right in company with workbench, be arranged on the right side cutter cutting on right side, the cutting plate that cutting is formed arcuately guide passage slides (active force of the cutting generation of cutter), plate is subject to the bending function of arc guide passage, plate after bending automatically enters and is arranged on arc guide passage hot-rolling mill entrance below, and rolling starts;
The thickness d of cutting is 5-100mm, and the angle of the angle (anterior angle) of cutter and horizontal direction is between 5 °-15 °, and the left and right movement velocity of magnesium alloy blank is 0.02-2m/s;
During rolling, unlatching diameter is the large roll of 50-1000mm and diameter is the little roll of 30-200mm, and in large roll, the rotary speed of topping roll is 30-90rpm/min, and the rotary speed of bottom roll is 20-80rpm/min;
When right side cutter cuts, left side cutter both can move right with speed v simultaneously, and v is 0.2-10m/s, also can not follow movement, and manually its position of adjustment is also fixing;
Before placing on the table by magnesium alloy blank, magnesium alloy blank can be heated to 100 DEG C-300 DEG C in advance, to meet multiple magnesium alloy blank processing technology needs.
3, right side cutter cuts magnesium alloy blank from right to left, when also having the position of length d apart from the left end face of blank, stops cutting; Now, right side cutter is cut off the distance of length d in addition apart from this layer of blank, and namely the left end face of right side cutter distance blank also has the distance of length d, and workbench stops moving right;
4, move up and down workbench or left side cutter, the distance of upper surface and the left side Tool in Cutting cutting edge of magnesium alloy blank after first time cuts changed, with according to the cutting edge of cutter on the left of technological requirement adjustment to the cutting thickness d1 of blank; Blank is moved to the left in company with workbench, is cut by left side cutter; The cutting plate that left side cutter cuts arcuately guide passage enters hot-rolling mill entrance, continues rolling;
The cutting thickness d of right side cutter can be identical with the cutting thickness d1 of left side tool, also can have difference, with the needs of satisfied different processing technology.
5, left side cutter cuts magnesium alloy blank from left to right, when also having the position of length d1 apart from its right end face of blank, stops cutting; Now, left side cutter is cut off the position of length d1 in addition apart from the right side (right side of this layer) of blank, and namely its right end face of left side cutter distance blank also has the distance of length d1, and workbench stops being moved to the left;
6, then, continue the right side cutter cutting blank of step 2, continue the left side cutter cutting blank of step 4, repeatedly several times (repeatedly), cut in turn, each cutting plate all obtaining cutting thickness certain (constant), and the cutting plate of right side cutter and left side Tool in Cutting is continuous print, does not cut off; And to cutting plate continuous rolling, until meet technological requirement, obtain the high-quality magnesium alloy plate bed of material.
With the cutting tool being placed on blank two ends, blank is cut, the thickness of cutting is 5-100mm, the angle of inclination of cutter is between 5 °-15 °, blank side-to-side movement speed is 0.02-2m/s, the plate of cutting is along the sliding entrance automatically sliding into hot-rolling mill of stock guide, unlatching diameter is the large roll of 50-1000mm and diameter is simultaneously the little roll of 30-200mm, and in large roll, the rotary speed of topping roll is 30-90rpm/min, and the rotary speed of bottom roll is 20-80rpm/min; Through above-mentioned operation, after rolling, obtain the magnesium alloy plate of 0.3-100mm thickness.
As shown in Figure 1, 2, the device of high ductibility magnesium alloy sheet material fast processing method of the present invention, comprise toolframe 1 and workbench 4, toolframe 1 is arranged on above workbench 4, and right side cutter 2 is arranged on toolframe 1, and right side cutter 2 and left side cutter 5 are separately positioned on the left and right sides of workbench 4, workbench 4 is liftings, support and clamp magnesium alloy blank 3, blank can be driven to be elevated, and driving blank to move back and forth (moving left and right) along cut direction; Toolframe 1 plays mounting cutter and the cutting plate of cutting is imported the effect of hot-rolling mill, and toolframe is formed (as high-carbon steel) by the metal material manufacture that thermal conductivity is bad, distributes to avoid cutting heat; Right side cutter 2 and of left side cutter 5 are fixedly installed, and another is that packaged type is arranged; Or both packaged type is arranged; Tool rack location is fixed, arc guide passage 11 is equipped with on the cutting edge of right side cutter 2, the structure of stock guide and arc guide passage can be adjusted according to the original texture of cutting thin plate, thus reach Refining Mg Alloy tissue, optimize the object of basal plane texture.Arc guide passage 11 is inner notches with arc, has suitable physical dimension, cutting plate is automatically passed through under cutting force effect, enters hot-rolling arrangement below, carry out hot rolling process.
The height of arc guide passage and width about 50-100mm larger than the thickness of cutting plate, convenient cutting plate is free to slide in arc guide passage.
Left side cutter, adjustable also moves its position, also its position can be fixed, play a part and the cutting in the other direction of right side cutter, right side cutter 2 cuts ground floor, and left side cutter 5 cuts the second layer, the cutting thickness of ground floor and the second layer can be identical (with being equal in the situation of city), adjust concrete cutting thickness and tool inclination angle according to technological requirement, left and right tool inclination angle size is the same, and cutter material is hard alloy steel.
Hot-rolling arrangement is arranged on after arc guide passage 11, there is the large roll of some hot-rolling mills and the little roll of hot-rolling mill, the large roll of hot-rolling mill and the little roll of hot-rolling mill all comprise the hot-rolling mill top roll 6 and hot-rolling mill lower roll 7 that arrange in pairs, cooperatively interact setting, many group large rolls of hot-rolling mill and the little roll of hot-rolling mill can be increased according to actual conditions, adopt many group hot-rolling mill top rolls 6 and hot-rolling mill lower roll 7.The continuous print cutting plate 8 being cut rear formation by right side cutter 2, left side cutter 5 by hot rolling, obtains that thickness is suitable, high-quality magnesium alloy sheet by the gap between hot-rolling mill top roll 6 and hot-rolling mill lower roll 7.Gap between adjustment hot-rolling mill top roll 6 and hot-rolling mill lower roll 7, obtains the magnesium alloy sheet of multiple rolling thickness.
Main working process brief introduction of the present invention is as follows: under the effect that magnesium alloy blank 3 moves up and down at workbench 4, regulate the cutting thickness d of right side cutter 2; Static at above-below direction with aftertable 4; Under the effect that blank 3 moves right at workbench 4 subsequently, cut by right side cutter 2; The blank cut arcuately guide passage enters hot-rolling mill entrance, and rolling starts; When the left end that right side cutter 2 cuts to blank is cut off position (guarantee that plate is continuous print, do not cut off) of length d in addition apart from plate, workbench 4 stops mobile, and right side cutter 2 stops cutting; Now, mobile left side cutter 5 is with the position (position of horizontal direction) of adjustment relative to blank 3, and blank 3 is in workbench 4 effect of moving up and down or move up and down left side cutter and make for 5 times the cutting thickness of left side cutter 5 be the position of d1(vertical direction); Static at above-below direction with aftertable 4; Blank 3 is cut by left side cutter 5 under the effect of left movement at workbench 4; When the right-hand member that left side cutter 5 cuts to blank is cut off the position of length d1 in addition apart from plate, workbench 4 stops mobile, and left side cutter 5 stops cutting; The position of adjustment right side cutter 2, or now right side cutter 2 is just in time positioned at the right side cutting position of blank 3, only needs adjustment workbench 4 in the position of vertical direction, to meet the requirement of cutting thickness d.This back and forth cutting back and forth continues to carry out, and hot rolling continues to carry out, and obtains high-quality magnesium alloy sheet.
On the right side of processing work process of the present invention as shown in Figure 4, cutter starts the sectional view adding man-hour, the thickness of cutting of right side cutter 2 is d, right side cutter 2 maintains static, workbench 4 moves right by speed v, the right side cutter 2 that blank 3 is fixed cuts, the plate that cutting obtains is under the effect of deflector, and import hot-rolling mill entrance, under the rolling of milling train, plate starts progressively thinning.According to the number that suitably can increase hot-rolling mill to the requirement of thin plate.
Fig. 5 is that on the right side of the present invention, cutter terminates the sectional view processed, left side cutter starts to add man-hour; When right side cutter 2 cut to distance blank 3 left end face also have d distance time, the horizontal level of adjustment left side cutter 5 is also fixing, self-powered platform adjustment left side cutter cutting thickness is that the cutting face of d1(distance right side cutter 2 is again toward next distance d1), with aftertable 4 with blank 3 to left movement, blank is cut by left side cutter 5, until left side cutter 5 cuts to from blank right-hand member end face distance d1, workbench 4 stops to left movement; Left side cutter 5 cut the plate that obtains and front once on the right side of cutter 2 to cut the plate obtained be continuous print, and continue through arc guide passage 11 and enter hot-rolling mill entrance, by mill milling.
If Fig. 6 is that right side cutter prepares again to cut, original position schematic diagram return by left side cutter, left side cutter 5 cuts to after blank 3 right-hand member end face distance d1, left side cutter 5 starts withdrawing, until fall back on the high order end of blank, workbench 4 starts to rise to adjust right side cutter 2 and the distance of blank 3 upper surface, makes right side cutter 2 start to cut with the thickness of d blank, starts next cutting stroke; Circulation cutting processing like this, obtains the magnesium alloy sheet of continuous rolling.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention but not restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified to technical scheme of the present invention or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present invention.
Claims (4)
1. a magnesium alloy plate fast processing method, is characterized in that comprising the steps:
(1) setting can move up and down the workbench with left and right movement, and magnesium alloy blank is fixed on the table; On the side of workbench, be respectively arranged with the right side cutter that position is fixed or movable, and position-movable or fixing left side cutter, right side cutter is against the right flank of blank; On the side of right side cutter, be equipped with arc guide passage;
(2) according to technological requirement, magnesium alloy blank is placed on the table, move up and down workbench or right side cutter, the vertical range of the right upper of magnesium alloy blank and right side Tool in Cutting cutting edge is changed, to adjust right side cutter according to technological requirement to the scope of the cutting thickness d of blank, d for 5-100mm; Blank moves with speed v to the right in company with workbench, v is 0.2-10m/s, cut by right side cutter, the cutting plate arcuately guide passage slip of cutting gained, plate is subject to the bending function of arc guide passage, plate after bending automatically enters and is arranged on arc guide passage hot-rolling mill below, by large roll and the little roll of hot-rolling mill, is rolled;
When right side cutter cutting processing, left side cutter both can move right with speed v, and v is 0.2-10 m/s, also can maintain static;
(3) fixing blank on the table moves right together with workbench, and right side cutter cuts magnesium alloy blank from right to left like this, and when the left end face apart from blank also has the position of length d, workbench stops moving right, right side cutter stopping cutting processing; The position of adjustment left side cutter, makes it can carry out cutting processing to blank left end, adjusts tool position, left side and makes cutting thickness be d1, then fixed its position;
(4) move up and down workbench or left side cutter, surface, the upper left of magnesium alloy blank is changed with the vertical range of left side Tool in Cutting cutting edge, to adjust left side cutter according to technological requirement to the cutting thickness d1 of blank, d1 for 5-100mm; Then workbench moves with speed v left with blank, and v is 0.2-10m/s;
Left side cutter cuts magnesium alloy blank from left to right, and when also having the position of length d1 apart from its right end face of blank, d1 is 5-100mm, stops cutting, and tool position, adjustment left side; The cutting thickness d of right side cutter, can be equal with the cutting thickness d1 of left side cutter, also can be unequal;
(5) then, continuing step (2) makes right side cutter with speed v cutting blank; Then, continue step (4) and make left side cutter cutting blank, repeated multiple timesly to cut in turn, all obtains the continuous cutting plate that cutting thickness is certain at every turn, and to cutting plate continuous rolling, until meet technological requirement, obtain the magnesium alloy sheet meeting technological requirement.
2. magnesium alloy plate fast processing method according to claim 1, is characterized in that: after rolling, obtains the magnesium alloy plate of 0.3-50mm thickness.
3. magnesium alloy plate fast processing method according to claim 1 or 2, is characterized in that: before placing on the table by magnesium alloy blank, magnesium alloy blank is heated to 100 DEG C-300 DEG C in advance.
4. the device of a magnesium alloy plate fast processing method, it is characterized in that: comprise toolframe (1) and workbench (4), toolframe (1) is arranged on above workbench (4), right side cutter (2) and left side cutter (5) are separately positioned on the left and right sides of workbench (4), workbench (4) is lifting, support and clamp magnesium alloy blank (3), blank can be driven to be elevated, and driving magnesium alloy blank (3) to move back and forth along cut direction; Right side cutter (2) is arranged on toolframe (1), arc guide passage (11) is equipped with on the cutting edge of right side cutter (2), arc guide passage (11) is an inner notch with arc, and cutting plate is automatically passed through under cutting force effect; Hot-rolling arrangement is arranged on after arc guide passage (11), there is the large roll of some hot-rolling mills and the little roll of hot-rolling mill, the large roll of hot-rolling mill and the little roll of hot-rolling mill all comprise the hot-rolling mill top roll (6) and hot-rolling mill lower roll (7) that arrange in pairs, cooperatively interact setting, and the diameter of hot-rolling mill top roll (6) is greater than the diameter of hot-rolling mill lower roll (7); Cutting plate is rolled by the gap between hot-rolling mill top roll (6) and hot-rolling mill lower roll (7).
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