CN106345812B - A kind of magnesium alloy plate milling method with lateral pressure and its device used - Google Patents
A kind of magnesium alloy plate milling method with lateral pressure and its device used Download PDFInfo
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- CN106345812B CN106345812B CN201610937037.6A CN201610937037A CN106345812B CN 106345812 B CN106345812 B CN 106345812B CN 201610937037 A CN201610937037 A CN 201610937037A CN 106345812 B CN106345812 B CN 106345812B
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims abstract description 64
- 238000003801 milling Methods 0.000 title abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 101
- 238000005096 rolling process Methods 0.000 claims abstract description 72
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000000956 alloy Substances 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003892 spreading Methods 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
- B21B27/021—Rolls for sheets or strips
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Metal Rolling (AREA)
Abstract
A kind of magnesium alloy plate milling method with lateral pressure and the device used：It is heated to roll and side guide.Magnesium alloy rolling heating of plate blank is simultaneously kept the temperature.Ausrolling deforms.It modifies side.Rolling device includes two rolls.Left and right side pressing plate fixed plate is fixed at bottom roll both ends respectively.Left side pressing plate fixed plate has multiple first elastic component standing screws, and the first elastic component is arranged on the first elastic component standing screw.It is compressed respectively with left side pressing plate fixed plate and left side pressing plate at the first elastic component both ends.Also there is left and right side pressing plate at the both ends of bottom roll respectively, can be moved axially on bottom roll, and the first elastic component standing screw passes through left side pressing plate to fix plate hole, are first cylindrical on the outside of the pressing plate of left side, right side structure is identical.Two cylindrical surfaces are contacted with topping roll face.It is deformation cavity between the annulus end face and roll working portion of two cylinders.Magnesium alloy materials plasticity is improved, side crack defect is reduced, improves quality and utilization rate.
Description
Technical field:
The invention patent relates to a kind of magnesium alloy plate milling method with lateral pressure and its devices used, belong to magnesium
Sheet alloy production field is suitable for high-accuracy magnesium alloy plate and produces.
Background technology:
The plasticity of magnesium alloy materials is poor, in large scale magnesium alloy plate（1 meter of width or more）When Rolling Production, plank side
There is serious crack defect in side, before subsequent Rolling Production process, it is necessary to carry out side repairing, that is, cut away the portion of crackle
Point, such stock utilization is very low, if the trimming waste material of each passage accounts for 10%（Width direction）, after such multi- pass rolling
Stock utilization it is just lower, therefore improve magnesium alloy rolling plates quality, be urgently to solve at present to improve stock utilization
Certainly the technical issues of.
Invention content:
One object of the present invention is exactly to disclose a kind of magnesium alloy plate milling method with lateral pressure, of the invention
Another purpose is the rolling device for disclosing this method and using, and can improve magnesium alloy materials plasticity, reduces magnesium alloy plate
Side crack defect in the operation of rolling improves the quality of magnesium alloy rolling plates, improves stock utilization.
The technical solution of use:
A kind of magnesium alloy plate milling method with lateral pressure：Characterized by the following steps：
1) topping roll, bottom roll, left side pressing plate and right side pressing plate are heated to 300-350 DEG C.
Magnesium alloy rolling slab is heated to 300 DEG C -350 DEG C in heating furnace, and keeps the temperature enough time to ensure magnesium alloy
Rolled slab heating is thorough.
It takes out magnesium alloy rolling slab and carries out ausrolling deformation.
Side finishing is carried out to the magnesium alloy plate after rolling deformation.
Obtain that thickness is thinning, the constant magnesium alloy plate of width.
Prepare subsequent deformation process.The ausrolling is deformed into symmetric rolling or asymmetrical rolling.Topping roll works
Part is identical as bottom roll working portion diameter.
A kind of magnesium alloy plate rolling device with lateral pressure, including topping roll and bottom roll.
The both ends of bottom roll are respectively equipped with left side pressing plate and right side pressing plate.
The both ends of bottom roll are also respectively fixed with left side pressing plate fixed plate and right side pressing plate fixed plate.
Left side pressing plate fixed plate and right side pressing plate fixed plate are respectively positioned on outside.
The outside of left side pressing plate is the first cylindrical surface, and the outside of right side pressing plate is the second cylindrical surface.
First cylindrical surface and the second cylindrical surface are in contact with topping roll roll surface, and remain and match in mutual rotation
It closes.
It is fixed with multiple first elastic component standing screws on the pressing plate of left side, is arranged on each first elastic component standing screw
There are the first elastic component, the first elastic component both ends to be contacted respectively with left side pressing plate fixed plate and left side pressing plate, and be in compressive state,
To generate lateral pressure.
First elastic component standing screw passes through left side pressing plate to fix plate hole, and the nut of the first elastic component standing screw is positioned at outer
Side.
The left shoulder cooperation limit of the groove and bottom roll of left side pressing plate.
It is fixed with multiple second elastic component standing screws on the pressing plate of right side, is arranged on each second elastic component standing screw
There are the second elastic component, the second elastic component both ends to be contacted respectively with right side pressing plate fixed plate and right side pressing plate, and be in compressive state,
To generate lateral pressure.
Second elastic component standing screw passes through right side pressing plate to fix plate hole, and the nut of the second elastic component standing screw is positioned at outer
Side.
The right shoulder cooperation limit of the groove and bottom roll of right side pressing plate.
First elastic component and the second elastic component can be spring.
It is topping roll work that topping roll, which is located at the part between the annulus end face and the annulus end face of the second cylinder of the first cylinder,
Make part.
It is bottom roll work that bottom roll, which is located at the part between the annulus end face and the annulus end face of the second cylinder of the first cylinder,
Make part.
The annulus end face of first cylinder, the annulus end face of the second cylinder, topping roll working portion and bottom roll working portion
Between formed deformation cavity.
Left side pressing plate fixed plate includes upper left side guide fixed plate and lower-left side guide fixed plate, by bolt by upper left side
Pressing plate fixed plate and the opposite button of lower-left side guide fixed plate set the left end for being fixed on bottom roll.
Right side pressing plate fixed plate includes upper right side guide fixed plate and bottom right side guide fixed plate, by bolt by upper right side
Pressing plate fixed plate and the opposite button of bottom right side guide fixed plate set the right end for being fixed on bottom roll.
Left side pressing plate includes upper left side guide and lower-left side guide, by bolt by upper left side guide and lower-left side guide phase
To be located on bottom roll, upper left side guide and lower-left side guide form the first cylindrical surface on the outside after button is set relatively, in end face
Form the groove of the annulus end face and left side pressing plate of the first cylinder.
Right side pressing plate includes upper right side guide and bottom right side guide, by bolt by upper right side guide and bottom right side guide phase
To be located on bottom roll, upper right side guide and bottom right side guide form the second cylindrical surface on the outside after button is set relatively, in end face
Form the groove of the annulus end face and right side pressing plate of the second cylinder.
The side pressure that first elastic component and the second elastic component generate is 10-20MPa by force.
Its basic principle：For magnesium alloy rolling slab during rolling deformation, magnesium alloy rolling slab is in a thickness direction
The pressure applied by roll makes plank be deformed, and generates compressive deformation in a thickness direction, generates drawing in the rolling direction
Stretch deformation.On spreading direction because by the lateral pressure that left and right side pressing plate applies, during rolling deformation, magnesium alloy
Rolled slab is deformed in deforming cavity, and left and right side pressing plate by a lateral pressure, acts on magnesium alloy rolling plate respectively
The side of base effectively controls the metal flow for spreading direction during magnesium alloy plate rolling deformation, ensures plasticity in this way
Deformed area is in three-dimensional compressive stress state, while side guide also slows down the reduction of board briquette, improves material plasticity, control
It spreads, effectively reduces magnesium alloy plate side crack defect, significantly improve magnesium alloy plate quality, improve material profit
With rate.
By the side guide fixed plate and side guide of replacing different size, you can change the thickness and width of rolled plate.
Change the size and number of elastic component, thus it is possible to vary lateral pressure size.
Some lime lights of the present invention are：
1. determining rolling technological parameter：According to product specification, related process parameters, including magnesium alloy rolling slab are determined
Thickness, width, plate thickness, width after rolling, rolling deformation temperature, the preheating temperature of two rolls and two side guides.
Material preparation：According to determining magnesium alloy rolling size of plate blank, magnesium alloy rolling slab is prepared.
Preheating：It carries out being preheating to assigned temperature using two rolls of external heating method pair and two side guides.
Magnesium alloy rolling slab is placed in heating furnace and is heated, and held for some time.
It takes out the magnesium alloy rolling slab after heating and carries out rolling deformation.
The side for modifying rolled plate, prepares subsequent deformation process.
Device is safeguarded：After the completion of plate rolling production, device is cleared up.
Replace the specification of side guide, you can change product specification.
On the basis of common roller milling roller structure, bottom roll structure is transformed, the side guide fixed plate per side
Upper and lower two seperated parts are bolted on together, and lateral pressure is by spring（Or elastic element）It generates, and passes through left and right side
Pressing plate is applied to the side of rolled slab, and two seperated parts up and down of the side guide per side are bolted on together,
During the rolling process, two side guide fixed plates, two elastic components and two side guides rotate together with bottom roll, realize tool
The magnesium alloy plate rolling mill practice for having lateral pressure makes deformed area be in three-dimensional compressive stress state.Two of which side guide can edge
Roll axis direction is moved, with adjust automatically lateral pressure size.Two side guide fixed plates, elastic component and two side guides pass through
Connect corresponding be bolted together.
It the advantage is that：
Magnesium alloy rolling plates effectively are limited in the metal flow for spreading direction, realize deformed area three-dimensional compressive stress shape
State, while side guide also slows down the reduction of magnesium alloy rolling board briquette, can improve magnesium alloy materials plasticity, reduces magnesium and closes
Side crack defect in the golden plate material operation of rolling improves the quality of magnesium alloy rolling plates, improves stock utilization.It is suitable for
High-accuracy magnesium alloy plate produces.
Description of the drawings:
Fig. 1 is the front sectional view for the rolling device that this method uses.
Fig. 2 is the side view cutaway drawing of Fig. 1.
Fig. 3 is the partial enlarged view in the portions A in Fig. 1.
Fig. 4 is the front view of upper left side guide fixed plate.
Fig. 5 is the vertical view of upper left side guide fixed plate.
Fig. 6 is the front view of upper left side guide.
Fig. 7 is the side view of upper left side guide.
Fig. 8 is the B-B sectional views in Fig. 6.
Fig. 9 is the front sectional view of bottom roll.
Figure 10 is the side view of Fig. 9.
Figure 11 is the present invention and the data comparison figure commonly rolled in embodiment.
Specific implementation mode：
Embodiment 1：
Topping roll 1, left side pressing plate fixed plate 2, the first elastic component 3, left side pressing plate 4, bottom roll 5, upper left side guide are fixed
Plate 6, the first elastic component standing screw 7 deform cavity 8, lower-left side guide fixed plate 9, upper left side guide 10, lower-left side guide
11, right side pressing plate 12.
A kind of magnesium alloy plate milling method with lateral pressure, includes the following steps：
1) prepare magnesium alloy rolling slab, AZ31 magnesium alloy rollings slab thickness 5mm, width 1000mm.
Using external heating means（Flame heats）Topping roll 1, bottom roll 5, left side pressing plate 4 and right side pressing plate 12 are heated
To 300 DEG C.
Magnesium alloy rolling slab is heated to 300 DEG C in heating furnace, and keeps the temperature 10min.
It takes out magnesium alloy rolling slab and carries out ausrolling deformation.When rolling the rotating speed of topping roll 1 be 30r/min, under roll
The rotating speed of roller 5 is 30r/min, is symmetric rolling.The diameter of phi 500mm of 1 working portion of topping roll, 5 working portion of bottom roll
Diameter of phi 500mm.The side pressure that first elastic component 3 and the second elastic component generate is 10MPa by force.
Side finishing is carried out to the magnesium alloy plate after rolling deformation,
6) it is 3mm to obtain thickness, and width direction is the magnesium alloy plate of 1000mm.
A kind of magnesium alloy plate rolling device with lateral pressure, including topping roll 1 and bottom roll 5.
The both ends of bottom roll 5 are respectively equipped with left side pressing plate 4 and right side pressing plate 12.
The both ends of bottom roll 5 are also respectively fixed with left side pressing plate fixed plate 2 and right side pressing plate fixed plate.
Left side pressing plate fixed plate 2 and right side pressing plate fixed plate are respectively positioned on outside.
The outside of left side pressing plate 4 is the first cylindrical surface, and the outside of right side pressing plate is the second cylindrical surface.
First cylindrical surface and the second cylindrical surface are in contact with 1 roll surface of topping roll, and are remained in mutual rotation
Cooperation.
It is fixed with multiple first elastic component standing screws 7 on left side pressing plate 4, on each first elastic component standing screw 7
It is arranged with the first elastic component 3,3 both ends of the first elastic component are contacted with left side pressing plate fixed plate 2 and left side pressing plate 4 respectively, and are in
Compressive state, to generate lateral pressure.
First elastic component standing screw 7 passes through left side pressing plate to fix plate hole, and the nut of the first elastic component standing screw 7 is located at
Outside.
The left shoulder cooperation limit of the groove and bottom roll 5 of left side pressing plate 4.
It is fixed with multiple second elastic component standing screws on right side pressing plate 12, is covered on each second elastic component standing screw
Equipped with the second elastic component, the second elastic component both ends are contacted with right side pressing plate fixed plate and right side pressing plate respectively, and in compression shape
State, to generate lateral pressure.
Second elastic component standing screw passes through right side pressing plate to fix plate hole, and the nut of the second elastic component standing screw is positioned at outer
Side.
The right shoulder cooperation limit of the groove and bottom roll 5 of right side pressing plate 12.
First elastic component 3 and the second elastic component can be spring.
It is topping roll work that topping roll 1, which is located at the part between the annulus end face and the annulus end face of the second cylinder of the first cylinder,
Make part.
It is bottom roll work that bottom roll 5, which is located at the part between the annulus end face and the annulus end face of the second cylinder of the first cylinder,
Make part.
The annulus end face of first cylinder, the annulus end face of the second cylinder, topping roll working portion and bottom roll working portion
Between formed deformation cavity 8.
Left side pressing plate fixed plate includes upper left side guide fixed plate 6 and lower-left side guide fixed plate 9, by bolt by upper left
Side guide fixed plate 6 and the opposite button of lower-left side guide fixed plate 9 set the left end for being fixed on bottom roll 5.
Right side pressing plate fixed plate includes upper right side guide fixed plate and bottom right side guide fixed plate, by bolt by upper right side
Pressing plate fixed plate and the opposite button of bottom right side guide fixed plate set the right end for being fixed on bottom roll 5.
Left side pressing plate includes upper left side guide 10 and lower-left side guide 11, by bolt by upper left side guide 10 and lower left side
Pressing plate 11 is opposite to be located on bottom roll 5, and upper left side guide 10 and lower-left side guide 11 form first on the outside after button is set relatively
Cylindrical surface forms the groove of the annulus end face and left side pressing plate 4 of the first cylinder in end face.
Right side pressing plate includes upper right side guide and bottom right side guide, by bolt by upper right side guide and bottom right side guide phase
To be located on bottom roll 5, upper right side guide and bottom right side guide form the second cylindrical surface on the outside after button is set relatively, in end face
Form the groove of the annulus end face and right side pressing plate 12 of the second cylinder.
Left side pressing plate 4 and right side pressing plate 12 can slide on bottom roll 5.First elastic component standing screw 7 and the second bullet
Property part standing screw can fix in plate hole and slide in corresponding side guide.
When left side pressing plate fixed plate 2 and right side pressing plate fixed plate are located on bottom roll 5, can be arranged multiple shaft shoulders and
Step is relatively fixed.
Topping roll working portion is identical as bottom roll working portion diameter.
Topping roll 1 can be identical with the rotating speed of bottom roll 5（Symmetric rolling）.
Topping roll 1 and the rotating speed of bottom roll 5 can differ（Asymmetrical rolling）.
Upper left side guide 10, lower-left side guide 11, upper right side guide, bottom right side guide, upper left side guide fixed plate 2, a left side
Lower platen fixed plate 9, upper right side guide fixed plate and bottom right side guide fixed plate are the semicircle of fission.
During the rolling process, left and right side pressing plate fixed plate, left and right side pressing plate, multiple first elastic components 3, multiple second bullets
Property part and bottom roll 5 rotate together.
Technical solution in the present embodiment is applied to obtain good effect in AZ31 magnesium alloy plate Rolling Productions.
Embodiment 2：
The present embodiment is substantially the same manner as Example 1, the difference is that magnesium alloy rolling slab thickness 7mm, width are
1000mm, plate thickness 4mm, width 1000mm after rolling deformation.Design parameter is shown in Figure 11, table 1.First elastic component 3 and
The lateral pressure that two elastic components generate is 15MPa.
Embodiment 3：
The present embodiment is substantially the same manner as Example 1, the difference is that magnesium alloy slab thickness 9mm, width are
1000mm, plate thickness 6mm, width 1000mm after rolling deformation.The lateral pressure that first elastic component 3 and the second elastic component generate
It is 20MPa.
Embodiment 4：
The present embodiment is substantially the same manner as Example 1, the difference is that：The rotating speed of topping roll 1 is 30r/ when rolling
The rotating speed of min, bottom roll 5 are 45r/min, and 1 working portion of topping roll and 5 working portion diameter of bottom roll are Φ 500mm,
For asymmetrical rolling.
Magnesium alloy rolling slab thickness 5mm, width 1000mm, finishing obtain plate thickness after rolling deformation after side
3mm, width 1000mm.The lateral pressure that first elastic component 3 and the second elastic component generate is 10MPa.
Embodiment 5：
The present embodiment is substantially the same manner as Example 4, the difference is that：
Magnesium alloy rolling slab thickness 7mm, width 1000mm, finishing obtain plate thickness after rolling deformation after side
4mm, width 1000mm.The lateral pressure that first elastic component 3 and the second elastic component generate is 15MPa.
Embodiment 6
The present embodiment is substantially the same manner as Example 4, the difference is that：First elastic component 3 and the second elastic component generate
Lateral pressure be 20MPa.
Magnesium alloy rolling slab thickness 9mm, width 1000mm, finishing obtain plate thickness after rolling deformation after side
6mm, width 1000mm.
Claims (3)
1. a kind of magnesium alloy plate rolling device with lateral pressure, including topping roll（1）And bottom roll（5）；It is characterized in that：
Bottom roll（5）Both ends be respectively equipped with left side pressing plate 4）With right side pressing plate（12）；
Bottom roll（5）Both ends be also respectively fixed with left side pressing plate fixed plate（2）With right side pressing plate fixed plate；Left side pressing plate is fixed
Plate（2）It is respectively positioned on outside with right side pressing plate fixed plate；
Left side pressing plate（4）Outside be the first cylindrical surface, the outside of right side pressing plate is the second cylindrical surface；
First cylindrical surface and the second cylindrical surface are and topping roll（1）Roll surface is in contact, and remains and match in mutual rotation
It closes；
Left side pressing plate（4）On be fixed with multiple first elastic component standing screws（7）, each first elastic component standing screw（7）On
It is arranged with the first elastic component（3）, the first elastic component（3）Both ends respectively with left side pressing plate fixed plate（2）With left side pressing plate（4）It connects
It touches, and is in compressive state；
First elastic component standing screw（7）Plate hole, the first elastic component standing screw are fixed across left side pressing plate（7）Nut be located at
Outside；
Left side pressing plate（4）Groove and bottom roll（5）Left shoulder cooperation limit；
Right side pressing plate（12）On be fixed with multiple second elastic component standing screws, be arranged on each second elastic component standing screw
There are the second elastic component, the second elastic component both ends to be contacted respectively with right side pressing plate fixed plate and right side pressing plate, and is in compressive state；
Second elastic component standing screw passes through right side pressing plate to fix plate hole, and the nut of the second elastic component standing screw is located at outside；
Right side pressing plate（12）Groove and bottom roll（5）Right shoulder cooperation limit；
Topping roll（1）Part between the annulus end face of the first cylinder and the annulus end face of the second cylinder works for topping roll
Part；
Bottom roll（5）Part between the annulus end face of the first cylinder and the annulus end face of the second cylinder works for bottom roll
Part；
Between the annulus end face of first cylinder, the annulus end face of the second cylinder, topping roll working portion and bottom roll working portion
Form deformation cavity（8）.
2. a kind of magnesium alloy plate rolling device with lateral pressure according to claim 1, it is characterised in that：
Left side pressing plate fixed plate includes upper left side guide fixed plate（6）With lower-left side guide fixed plate（9）, by bolt by upper left
Side guide fixed plate（6）With lower-left side guide fixed plate（9）Opposite button, which is set, is fixed on bottom roll（5）Left end；
Right side pressing plate fixed plate includes upper right side guide fixed plate and bottom right side guide fixed plate, by bolt by upper right side guide
Fixed plate and the opposite button of bottom right side guide fixed plate set and are fixed on bottom roll（5）Right end；
Left side pressing plate includes upper left side guide（10）With lower-left side guide（11）, by bolt by upper left side guide（10）The lower-left and
Side guide（11）It is opposite to be located in bottom roll（5）On, upper left side guide（10）With lower-left side guide（11）It detains relatively after setting outside
Side forms the first cylindrical surface, and annulus end face and the left side pressing plate of the first cylinder are formed in end face（4）Groove；
Right side pressing plate includes upper right side guide and bottom right side guide, is buckled upper right side guide and bottom right side guide relatively by bolt
It is located at bottom roll（5）On, upper right side guide and bottom right side guide form the second cylindrical surface on the outside after button is set relatively, in end face shape
Annulus end face at the second cylinder and right side pressing plate（12）Groove.
3. carrying out magnesium alloy plate using the magnesium alloy plate rolling device as claimed in claim 1 or 2 with lateral pressure to roll
Method processed, includes the following steps：
1）Equipment heats and magnesium alloy rolling slab；
2) it takes out magnesium alloy rolling slab and carries out ausrolling deformation；
3）Side finishing is carried out to the magnesium alloy plate after rolling deformation；
4）Obtain that thickness is thinning, the constant magnesium alloy plate of width；It is characterized in that：
The equipment heating is topping roll（1）, bottom roll（5）, left side pressing plate（4）With right side pressing plate（12）It is heated to 300-
350℃；
The magnesium alloy rolling slab is by magnesium alloy rolling heating of plate blank to 300 DEG C -350 DEG C, and keeps the temperature enough time to protect
It is thorough to demonstrate,prove magnesium alloy rolling heating of plate blank.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610937037.6A CN106345812B (en) | 2016-10-25 | 2016-10-25 | A kind of magnesium alloy plate milling method with lateral pressure and its device used |
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|---|---|---|---|
| CN201610937037.6A CN106345812B (en) | 2016-10-25 | 2016-10-25 | A kind of magnesium alloy plate milling method with lateral pressure and its device used |
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| CN106345812B true CN106345812B (en) | 2018-08-03 |
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| CN110340153B (en) * | 2019-07-18 | 2020-10-20 | 太原科技大学 | Casting roller suitable for reducing edge crack of magnesium alloy cast-rolled plate |
| CN113617845A (en) * | 2021-08-10 | 2021-11-09 | 江阴康瑞成型技术科技有限公司 | Roller for bimetal composite rolling |
| CN114082784A (en) * | 2021-11-11 | 2022-02-25 | 太原理工大学 | Self-adaptive device for inhibiting rolling edge crack of magnesium alloy plate and rolling method |
| CN113857253A (en) * | 2021-11-11 | 2021-12-31 | 太原理工大学 | Equipment and method for rolling magnesium/aluminum composite plate to inhibit edge cracking of magnesium alloy |
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