CN108246938A - A kind of continuity flatly moving type rolling press and its pressure rolling method - Google Patents
A kind of continuity flatly moving type rolling press and its pressure rolling method Download PDFInfo
- Publication number
- CN108246938A CN108246938A CN201810032196.0A CN201810032196A CN108246938A CN 108246938 A CN108246938 A CN 108246938A CN 201810032196 A CN201810032196 A CN 201810032196A CN 108246938 A CN108246938 A CN 108246938A
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- lower roll
- upper roller
- blank
- continuity
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- 238000005096 rolling process Methods 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000033001 locomotion Effects 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 abstract description 13
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 10
- 238000003801 milling Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000013519 translation Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 241000277275 Oncorhynchus mykiss Species 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004153 renaturation Methods 0.000 description 2
- 238000010080 roll forging Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/14—Making articles shaped as bodies of revolution balls, rollers, cone rollers, or like bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/22—Making articles shaped as bodies of revolution characterised by use of rolls having circumferentially varying profile ; Die-rolling
Abstract
The present invention relates to a kind of continuity flatly moving type rolling press and its pressure rolling methods, and including horizontally disposed upper roller and lower roll, the lower surface of upper roller sets the first groove, and the upper surface of lower roll sets the second groove, and the first groove and the second groove are waveform;Upper roller can carry out horizontal reciprocating movement, and in initial position, the first groove and the second groove can be intermeshed with respect to lower roll.The upper roller and lower roll that the present invention passes through the opposite groove of setting, upper roller and lower roll differ a wave tooth, wave crest and trough are opposite after assembling, and upper roller is moved reciprocatingly with certain speed level, tangential shear action can be generated to blank while compression is applied to blank between upper roller and lower roll.Under the action of compression and shear stress, deformable body is easier to enter state of plastic deformation, while can reduce deformation load, be conducive to the plastic history of material, certain slight imperfections inside blank can be eliminated simultaneously, disclosure satisfy that the continuity processing of workpiece, high precision machining.
Description
Technical field
The invention belongs to metal material mould for cold milling technical fields, and in particular to a kind of continuity flatly moving type rolling press and its
Pressure rolling method.
Background technology
Axial workpiece is that mechanical industry produces one of common typical revolving parts, in lathe, automobile, space flight and aviation
Etc. have a wide range of applications in various fields, and it is most be equipment core component.Bearing other parts are played in the machine, are passed
Pass the effect of torque.If axial workpiece fails, the kinematic accuracy of parts on shaft is difficult to ensure that, parts on shaft uses the longevity
Life will shorten, in some instances it may even be possible to cause to be difficult to expect catastrophic failure.For this purpose, improve forging of the axial workpiece in pressur rolling forming
The continuity of permeability and base process is particularly important.
Rolling press is the capital equipment for realizing metal rolled process, and rolling press of the prior art mainly has two classes.It is a kind of
The milling train progress operation of rolling that billet location is motionless, is moved along a straight line by high pressure is to maintain, such rolling press is to the accurate of blank
Degree can not be controlled strictly, be easy to cause the large deformation of blank part and even crushed damage;Another kind of is that milling train is motionless, and workpiece is pulled
It moves in a straight line to carry out the operation of rolling, such rolling press inefficiency, it is impossible to meet thicker pressure rolling blank, workpiece needs
Multiple pressure rolling could complete processing and forming.Such as a kind of two cone wave rollers up and down disclosed in Chinese patent CN102921733A
The die device staggeredly combined can make workpiece keep original position motionless, make workpiece shaping rapidly by the rotation of up-down rollers.So
And with the progress of the operation of rolling, the variation of up-down rollers gap frictional force causes to roll fluctuation, can not meet the precision of workpiece.
Invention content
It is an object of the invention to overcome problems of the prior art, provide a kind of continuity flatly moving type rolling press and
Its pressure rolling method, can be into Line Continuity flatly moving type pressure rolling, high precision machining.
In order to achieve the above object, rolling press of the present invention adopts the following technical scheme that:
Including horizontally disposed upper roller and lower roll, the lower surface of upper roller sets the first groove, the upper surface setting of lower roll the
Two grooves, the first groove and the second groove are waveform;Upper roller can carry out horizontal reciprocating movement, and in initial bit with respect to lower roll
When putting, the first groove and the second groove can be intermeshed.
Further, the wavy curve equation of the first groove and the second groove is y=Asin (ω t), wherein:A is waveform
Amplitude, ω is related to sin period of a functions, and t is angle radian, and value range is 0~2 π.
Further, the value range of A is 0.8~1.2 times of blank diameter to be processed, and the value range of ω is to be added
0.95~2 times of the blank diameter of work.
Further, the discharge end setting platform of lower roll, the trough on the platform and the second groove are in same level
On.
Further, setting baffle on rear side of the discharge end of lower roll.
Continuity flatly moving type pressure rolling method of the present invention, it is characterised in that:Include the following steps:
Step 1:Lower roll level is fixedly mounted first, in the top of lower roll, installation can carry out horizontal reciprocating movement
Upper roller, the lower surface of upper roller set the first groove, and the upper surface of lower roll sets the second groove, and the first groove and the second groove are
Waveform, and in initial position, ensure the trough of the second groove of wave crest face of the first groove;It adjusts between upper roller and lower roll
Roll surface distance;
Step 2:To be placed on the trough of lower roll feed end after blank isothermal holding, adjust upper roller position until with
Blank contacts;It is moved horizontally by upper roller, and drives blank towards the discharging end motion of lower roll until reaching discharge end, complete first
Period pressure rolling;The feed end that blank is driven to return to lower roll again is reversely moved horizontally by upper roller, so on circulate several times, is reached
To after desired size and required precision, blank discharges from the discharge end of lower roll.
Further, the speed of upper roller is 0.24~0.5m/s.
Compared with prior art, the present invention has technique effect beneficial below:
The present invention proposes a kind of flatly moving type pressure rolling die device according to roll forming principle, by setting opposite groove
Upper roller and lower roll, and groove is waveform, the two can engage, i.e., upper roller and lower roll differ a wave tooth, after assembling wave crest and
Trough is opposite, and upper roller is moved reciprocatingly with certain speed level, can apply compression to blank between upper roller and lower roll
Tangential shear action is generated to blank simultaneously.Under the action of compression and shear stress, deformable body is easier to enter plasticity
Deformation state, while deformation load can be reduced, so as to be conducive to the plastic history of material, while can eliminate in blank
Certain slight imperfections in portion.Apparatus of the present invention global design is reasonable, easy to operate, be it is a kind of raising forged shaft base cyclicity with
And the pressure rolling device of forging permeability, and disclosure satisfy that the continuity processing of workpiece, high precision machining.
Further, the present invention facilitates discharging by setting platform.
In the method for the present invention, if blank only needs a flatly moving type operation of rolling, lower roll last can be directly to
A tooth.If desired multiple repeat-rolling controls continuity to process by transmission device.In process, lower roll is fixed, is conducive to
Discharging;After the present invention processes, blank is controllable by its internal modification amount after further rounding and is evenly distributed, forming method
Simply, easy to operate, scientific in principle, safety is good, and production automation is horizontal high, high precision machining, can continous way operating, it is time saving
It is laborsaving.During the roll forming of the present invention, blank only carries out a rolling process on per pass groove, is followed between each groove
The rolling bar method of second volume flow equal principle, mutual close-packed arrays between groove, blank temperature drop is small, the friction of up-down rollers gap
Power is uniform;Compared with traditional milling method, lumber recovery can improve 0.5% to 1.0%, and productivity can improve 10% to 15%.
Further, the horizontal movement velocity of upper roller is 0.24~0.5m/s, ensures the continuous of rolling bar forming process
Property and toward renaturation.
Description of the drawings
Fig. 1 is flatly moving type wave roller operation original state structure diagram;
Fig. 2 is flatly moving type wave roller operational process status architecture schematic diagram;
Fig. 3 is that flatly moving type wave roller runs abort status architecture schematic diagram;
Fig. 4 is flatly moving type wave roller structural side view.
Wherein:1. upper roller;2. blank;3. lower roll;4. baffle;5. the first groove;6. the second groove;7. discharge end.
Specific embodiment
The present invention is described in further details below in conjunction with the accompanying drawings.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention includes horizontally disposed upper roller 1 and lower roll 3, the lower surface of upper roller 1 are set
The first groove 5 is put, the upper surface of lower roll 3 sets the second groove 6, and the first groove 5 and the second groove 6 are waveform;Upper roller 1 can
Horizontal reciprocating movement is carried out, and in initial position, the first groove 5 and the second groove 6 can be intermeshed with respect to lower roll 3.
The wavy curve equation of first groove 5 and the second groove 6 is y=Asin (ω π t), wherein:A is waveforms amplitude, ω
Related to sin period of a functions, t is angle radian, and value range is 0~2 π.
For convenience of discharging, the half waveform of 3 right end of lower roll is in the horizontal direction pruned curved surface profile, in going out for lower roll 3
Expect to form platform at end 7, the trough on the platform and the second groove 6 is in same level.7 rear side of discharge end of lower roll 3
Baffle 4 is set, and as protective device, the blank 2 after the completion of rolling will vertically discharge.
Continuity flatly moving type pressure rolling method of the present invention, includes the following steps:
Step 1:First by the horizontal fixed installation of lower roll 3, in the top of lower roll 3, installation can carry out horizontal reciprocating movement
Upper roller 1, the lower surface of upper roller 1 sets the first groove 5, and the upper surface of lower roll 3 sets the second groove 6, the first groove 5 and second
Groove 6 is waveform, and in initial position, ensures the trough of the second groove of wave crest face 6 of the first groove 5;In adjustment
Roll surface distance between roller 1 and lower roll 3;
Step 2:It will be placed on the trough of 3 feed end of lower roll after 2 isothermal holding of blank, moved horizontally by upper roller 1,
And blank 2 is driven towards the movement of discharge end 7 of lower roll 3 until reaching discharge end 7, complete period 1 pressure rolling;It is reversed by upper roller 1
The feed end that blank 2 is driven to return to lower roll 3 again is moved horizontally, so on circulate several times, reaches desired size and precision will
After asking, blank 2 discharges from the discharge end 7 of lower roll 3.According to the continuity of rolling bar forming process and past renaturation, the water of upper roller 1
Flat movement speed is 0.24~0.5m/s.
The present invention provides a kind of waveform flatly moving type rolling press device according to roll forming principle, solves in current techniques
The processing of existing shaft-like workpiece continuous type and the contradiction of forging permeability, can be to axial workpiece into Line Continuity base.
Apparatus of the present invention are made of upper and lower two flat-rolls, and being carved with groove on each roll surface shapes rolled piece, upper roller 1
The profile of lower surface and the upper surface of lower roll 3 is wavy curve, and specifically contour curve and roller distance from bottom are H, and roller is long
T, up-down rollers facial contour curvilinear equation for sine curve y=Asin (ω t) (wherein:A is the week of waveforms amplitude, ω and sin functions
Phase is related, and the value range of A is 0.8~1.2 times of blank diameter, due to 6-7 times that the contour curve period is blank diameter, ω
Value range be 0.95~2 times of blank diameter;T is angle radian, and value range is 0~2 π), upper and lower roll surface differs one
Wave tooth, up-down rollers surface wave shape engages after assembling.Upward-downward translation formula roll staggeredly combines, one on the other position fixing assembling, and
Axial line distance can be adjusted and change roller gap, processed with adapting to various sizes of axis, the wave crest of the undaform tooth of upper roller 1 during work
Position corresponds to the wave trough position of the undaform tooth of lower roll 3.When carrying out roll forming to axis class blank, for the ease of discharging, by under
Roller 3 is fixed, and upper roller 1 is moved reciprocatingly with certain speed level, is gone back while applying compression between wave roller to blank
Tangential shear action can be generated to blank.If workpiece only needs a flatly moving type operation of rolling, waveform can be directly to
The last one tooth.If desired multiple repeat-rolling controls continuity to process by transmission device.In compression and shear stress
Under effect, deformable body is easier to enter state of plastic deformation, while can reduce deformation load, so as to be conducive to the plasticity of material
Deformation process, while certain slight imperfections inside blank can be eliminated.After the processing of this mold, blank is by further justifying
Its internal modification amount is controllable after whole and is evenly distributed.The device global design is reasonable, and forming method is simple, easy to operate, principle
Science, safety is good, and production automation is horizontal high, can continous way operating, it is time saving and energy saving.
Embodiment one
The present embodiment is for a kind of processing unit (plant) of forged shaft base.The present embodiment is put down including shape for sine curve
The upper roller 1 of dynamic formula wave roller and lower roll 3;Upper roller 1 is identical with 3 structure of lower roll, opposite direction assembling, the i.e. crest location of upper roller 1
The wave trough position of corresponding lower roll 3 meets engagement during up-down rollers translation.It adjusts axial line distance and changes roll gap gap, to adapt to difference
The axis processing of size.Workpiece can be made into the Line Continuity operation of rolling by transmission device.
Down roller contour curve and roller distance from bottom are 120mm, the wide 320mm of roller, the long 800mm of roller, upper and lower roll surface wheel
Wide curvilinear equation is sine curve y=40sin (33t) (unit mm).After installation is complete, lower roll 3 is fixed, and upper roller 1 is parallel to down
Roller 3, roll surface initial distance are 44mm.Upper roller 1 is with the speed horizontal movement of 0.5m/s.By a diameter of 34mm, the 40# of long 280mm
Steel blank is put into 3 wave trough position of lower roll after being heated to 840 DEG C of heat preservation half an hour, adjusts the position of upper roller 1 until being contacted with blank,
With the translation of upper roller 1, the operation of rolling proceeds by.Blank 2 is under the drive of upper roller 1, along roll surface rotary motion, by upper and lower
For roller from left to right after the roll forging processing of a cycle, blank 2 leaves rolling press under the drive of upper roller on the right side of lower roll, completes out
Material.
Traditional piecemeal rolling mode needs frequently to sting steel, throw steel and transformation mill speed, causes steel head, tail portion
Quality is difficult to ensure that operating rate of rolling mill is relatively low, more difficult to the control of blank precision.During the roll forming of the present invention,
Blank only carries out a rolling process on per pass groove, and a second rolling bar for volume flow equal principle is followed between each groove
Method.Mutual close-packed arrays between groove, blank temperature drop are small.Compared with traditional milling method, lumber recovery can improve 0.5% to
1.0%, productivity can improve 10% to 15%.It, need to be according to specific for the workpiece after the flatly moving type wave roller machine-shaping
Processing request carries out the workpiece appropriate rounding technique.
Embodiment two
The present embodiment is for a kind of processing unit (plant) of forged shaft base.The present embodiment is put down including shape for sine curve
The upper roller 1 of dynamic formula wave roller and lower roll 3;Upper roller 1 is identical with 3 structure of lower roll, opposite direction assembling, the i.e. crest location of upper roller 1
The wave trough position of corresponding lower roll 3 meets engagement during up-down rollers translation.It adjusts axial line distance and changes roll gap gap, to adapt to difference
The axis processing of size.Workpiece can be made into the Line Continuity operation of rolling by transmission device.
Down roller contour curve and roller distance from bottom are 80mm, the wide 350mm of roller, the long 980mm of roller, up-down rollers facial contour
Curvilinear equation is sine curve y=40sin (50t) (unit mm).After installation is complete, lower roll 3 is fixed, and upper roller 1 is parallel to lower roll
3, roll surface initial distance is 55mm.Up-down rollers are with the speed horizontal movement of 0.24m/s.By a diameter of 45mm, the copper of long 300mm closes
Golden blank heating is put into 3 wave trough position of lower roll after keeping the temperature 55 minutes to 600 DEG C, after blank 2 contacts therewith with upper roller 1, with upper
The translation of roller 1, the operation of rolling proceed by.Blank 2 is under the drive of upper roller 1, along roll surface rotary motion, by up-down rollers from a left side
To the roll forging processing of right a cycle, by the cooperation for changing gear and motor so that motor reversal realizes that workpiece is connected
The continuous property operation of rolling.After reaching desired size and required precision, blank leaves rolling press under the drive of upper roller on the right side of lower roll,
Complete discharging.
Traditional piecemeal rolling mode needs frequently to sting steel, throw steel and transformation mill speed, causes steel head, tail portion
Quality is difficult to ensure that operating rate of rolling mill is relatively low, more difficult to the control of blank precision.During the roll forming of the present invention,
Blank only carries out a rolling process on per pass groove, and a second rolling bar for volume flow equal principle is followed between each groove
Method.Mutual close-packed arrays between groove, blank temperature drop are small.Compared with traditional milling method, lumber recovery can improve 0.5% to
1.0%, productivity can improve 10% to 15%.It, need to be according to specific for the workpiece after the flatly moving type wave roller machine-shaping
Processing request carries out the workpiece appropriate rounding technique.
Claims (7)
1. a kind of continuity flatly moving type rolling press, it is characterised in that:Including horizontally disposed upper roller (1) and lower roll (3), upper roller
(1) lower surface sets the first groove (5), and the upper surface of lower roll (3) sets the second groove (6), and the first groove (5) and second rolls
Slot (6) is waveform;Upper roller (1) can carry out horizontal reciprocating movement, and in initial position with respect to lower roll (3), the first groove
(5) it can be intermeshed with the second groove (6).
2. a kind of continuity flatly moving type rolling press according to claim 1, it is characterised in that:First groove (5) and second
The wavy curve equation of groove (6) is y=Asin (ω t), wherein:A is waveforms amplitude, and ω is related to sin period of a functions, t
For angle radian, value range is 0~2 π.
3. a kind of continuity flatly moving type rolling press according to claim 2, it is characterised in that:The value range of A is to be added
0.8~1.2 times of blank (2) diameter of work, the value range of ω are 0.95~2 times of blank (2) diameter to be processed.
4. a kind of continuity flatly moving type rolling press according to claim 1, it is characterised in that:The discharge end (7) of lower roll (3)
Platform is set, and the trough on the platform and the second groove (6) is in same level.
5. a kind of continuity flatly moving type rolling press according to claim 1, it is characterised in that:The discharge end (7) of lower roll (3)
Rear side setting baffle (4).
A kind of 6. continuity flatly moving type pressure rolling method, it is characterised in that:Include the following steps:
Step 1:First by the horizontal fixed installation of lower roll (3), in the top of lower roll (3), installation can carry out horizontal reciprocating movement
Upper roller (1), the lower surface of upper roller (1) sets the first groove (5), and the upper surface of lower roll (3) sets the second groove (6), first
Groove (5) and the second groove (6) are waveform, and in initial position, are ensureing that the wave crest face second of the first groove (5) is rolled
The trough of slot (6);Adjust the roll surface distance between upper roller (1) and lower roll (3);
Step 2:It will be placed on the trough of lower roll (3) feed end after blank (2) isothermal holding, the position of adjustment upper roller (1) is straight
Extremely contacted with blank (2);Moved horizontally by upper roller (1), and drive blank (2) towards lower roll (3) discharge end (7) movement until
Discharge end (7) is reached, completes period 1 pressure rolling;Reversely moved horizontally by upper roller (1) drives blank (2) to return to lower roll again
(3) feed end, so on circulate several times, after reaching desired size and required precision, blank (2) going out from lower roll (3)
Expect end (7) discharging.
7. a kind of continuity flatly moving type pressure rolling method according to claim 6, it is characterised in that:The speed of upper roller (1) is
0.24~0.5m/s.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810032196.0A CN108246938B (en) | 2018-01-12 | 2018-01-12 | Continuous translation type rolling mill and rolling method thereof |
Applications Claiming Priority (1)
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CN201810032196.0A CN108246938B (en) | 2018-01-12 | 2018-01-12 | Continuous translation type rolling mill and rolling method thereof |
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CN108246938A true CN108246938A (en) | 2018-07-06 |
CN108246938B CN108246938B (en) | 2020-09-08 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112732700A (en) * | 2021-01-25 | 2021-04-30 | 中冶赛迪重庆信息技术有限公司 | Steel rolling production data slicing method, system, medium and electronic terminal |
CN115592056A (en) * | 2022-12-15 | 2023-01-13 | 太原理工大学(Cn) | Large-thickness-ratio interlayer shell ring rolling compounding method based on local high-temperature strong pressure |
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CN1037862A (en) * | 1989-05-10 | 1989-12-13 | 青岛锻压机械厂 | Fly press |
CN1100014A (en) * | 1994-06-10 | 1995-03-15 | 胶州市橡胶机械厂 | Plate wedge cross rolling mill |
JPH11104779A (en) * | 1997-10-06 | 1999-04-20 | Kobe Steel Ltd | Manufacture of tube with inner groove |
JP2002059227A (en) * | 2000-08-16 | 2002-02-26 | Enomoto Co Ltd | Press die set and direct drive mechanical element |
CN1820871A (en) * | 2006-03-03 | 2006-08-23 | 北京科技大学 | Plate type wedge lateral rolling forming method for eccentric step shalf |
CN101225692A (en) * | 2007-01-15 | 2008-07-23 | 梁志方 | Metal plate having emboss and processing mould therefor |
CN101249508A (en) * | 2008-04-02 | 2008-08-27 | 中兴能源装备股份有限公司 | Method for producing seamless steel pipe with reversible reciprocating periodic time hot rolling technique |
CN102688889A (en) * | 2011-03-23 | 2012-09-26 | 宝山钢铁股份有限公司 | Intermediate roll form of cold continuous mill |
CN102921733A (en) * | 2012-10-18 | 2013-02-13 | 西北工业大学 | Wavelike roll of rolling device |
CN106216442A (en) * | 2016-08-26 | 2016-12-14 | 青岛裕安石化装备有限公司 | Section bar or the leveling method of band steel and device thereof |
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---|---|---|---|---|
CN1037862A (en) * | 1989-05-10 | 1989-12-13 | 青岛锻压机械厂 | Fly press |
CN1100014A (en) * | 1994-06-10 | 1995-03-15 | 胶州市橡胶机械厂 | Plate wedge cross rolling mill |
JPH11104779A (en) * | 1997-10-06 | 1999-04-20 | Kobe Steel Ltd | Manufacture of tube with inner groove |
JP2002059227A (en) * | 2000-08-16 | 2002-02-26 | Enomoto Co Ltd | Press die set and direct drive mechanical element |
CN1820871A (en) * | 2006-03-03 | 2006-08-23 | 北京科技大学 | Plate type wedge lateral rolling forming method for eccentric step shalf |
CN101225692A (en) * | 2007-01-15 | 2008-07-23 | 梁志方 | Metal plate having emboss and processing mould therefor |
CN101249508A (en) * | 2008-04-02 | 2008-08-27 | 中兴能源装备股份有限公司 | Method for producing seamless steel pipe with reversible reciprocating periodic time hot rolling technique |
CN102688889A (en) * | 2011-03-23 | 2012-09-26 | 宝山钢铁股份有限公司 | Intermediate roll form of cold continuous mill |
CN102921733A (en) * | 2012-10-18 | 2013-02-13 | 西北工业大学 | Wavelike roll of rolling device |
CN106216442A (en) * | 2016-08-26 | 2016-12-14 | 青岛裕安石化装备有限公司 | Section bar or the leveling method of band steel and device thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112732700A (en) * | 2021-01-25 | 2021-04-30 | 中冶赛迪重庆信息技术有限公司 | Steel rolling production data slicing method, system, medium and electronic terminal |
CN115592056A (en) * | 2022-12-15 | 2023-01-13 | 太原理工大学(Cn) | Large-thickness-ratio interlayer shell ring rolling compounding method based on local high-temperature strong pressure |
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