CN108906919B - Continuous straightener with slide direction vertical pressing - Google Patents
Continuous straightener with slide direction vertical pressing Download PDFInfo
- Publication number
- CN108906919B CN108906919B CN201810784028.7A CN201810784028A CN108906919B CN 108906919 B CN108906919 B CN 108906919B CN 201810784028 A CN201810784028 A CN 201810784028A CN 108906919 B CN108906919 B CN 108906919B
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- Prior art keywords
- straightening
- frame
- guiding
- roller
- straightener
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- 238000003825 pressing Methods 0.000 title claims abstract description 14
- 238000005266 casting Methods 0.000 claims abstract description 40
- 239000003638 chemical reducing agent Substances 0.000 claims description 17
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000009749 continuous casting Methods 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000009628 steelmaking Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 238000003860 storage Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
- Metal Rolling (AREA)
Abstract
The utility model relates to a continuous straightener with a slide plate for guiding and vertical pressing, belonging to the technical field of steelmaking continuous casting equipment in the metallurgical industry. The technical proposal is as follows: be equipped with straightening cylinder support (1) and leading truck (19) on straightening frame (6), be equipped with straightening cylinder (2) on straightening cylinder support (1), straightening cylinder (2) are connected with leading truck (19), be equipped with upper roller (7) and lower roller (8) in straightening frame (6), the both ends of upper roller (7) are fixed on leading truck (19) of straightening frame (6) through bolster bearing housing (15) respectively, be equipped with direction slide (12) on bolster bearing housing (15), be equipped with on straightening frame (6) with direction slide (12) matched with guide rail board (13). The beneficial effects of the utility model are as follows: can provide larger straightening force, is beneficial to the straightening of casting blanks and the improvement of the quality of the casting blanks, can minimize the straightening stress and strain of the blank shells and meets the straightening requirement of the liquid core.
Description
Technical Field
The utility model relates to a continuous straightener with a slide plate for guiding and vertical pressing, belonging to the technical field of steelmaking continuous casting equipment in the metallurgical industry.
Background
The continuous casting machine is an important metallurgical device in a steel mill, the blank pulling machine and the straightening machine are core devices of the continuous casting machine, the blank pulling machine and the straightening machine work cooperatively to enable a dummy bar to be fed into a crystallizer, after a steel pulling instruction of the continuous casting machine is issued, the blank pulling machine pulls a casting blank out of the crystallizer through the dummy bar, and when the joint of the head of the dummy bar and the head of the casting blank passes under a straightening roller of the straightening machine, the straightening roller is pressed down under the action of a straightening cylinder to enable the casting blank and the dummy bar to be separated, and meanwhile, the straightening machine straightens the casting blank.
At present, a blank drawing machine and a straightening machine are generally designed into an integral frame and are called as a drawing and straightening machine together. The straightening of the continuous casting machine mostly adopts single-point straightening or multi-point straightening, such as a jaw-type withdrawal and straightening machine with independent frames of double transmission of an upper roller and a lower roller of Chinese patent application No. 20111086181.8), a progressive straightening and withdrawal and straightening machine with five rollers of Chinese patent application No. 01112954.9, a combined jaw-type withdrawal and straightening machine of Chinese patent application No. 00223883.7, and the common characteristics of the two machines are that:
(1) The blank drawing machine and the straightening machine share a frame, namely an integral frame, so that the straightening interval cannot be too long;
(2) The straightening roller of the straightening machine is hinged with the straightening roller on the one hand, and is hinged with a shaft on the shared frame on the other hand, when the straightening roller is pressed down, the rolling direction of the roller and a casting blank form an acute angle, and only a small component force perpendicular to the casting blank is used as a straightening force in the force output by the straightening hydraulic cylinder;
(3) The straightening machine driving mechanism is arranged on one side of the straightening roller, the dead weight of the driving device is larger, the driving device is far away from a casting blank, and the size of the casting blank is smaller, so that the driving device can bring an extra unbalanced load moment to the straightening roller, the unbalanced load moment acts on the casting blank through the straightening roller, the straightening upper roller and the straightening lower roller are not parallel, the appearance size of the surface of the casting blank is deformed, and the casting blank is deviated. This phenomenon is more pronounced with smaller strand size and greater reduction force;
(4) With the efficient promotion of the continuous casting machine, the casting blank liquid core is necessarily long, and if the straightening is still adopted, the radius of the continuous casting machine is necessarily large, which is obviously unreasonable;
(5) And single-point straightening or multi-point straightening is adopted, and the strain in the casting blank is at least 3%.
Disclosure of Invention
The utility model aims to provide a continuous straightener with a slide plate for guiding vertical pressing, which adopts an independent frame to provide larger straightening force, is beneficial to straightening casting blanks and improving the quality of the casting blanks and solves the problems in the prior art.
The technical scheme of the utility model is as follows:
the utility model provides a continuous straightener with slide direction vertical reduction, contains straightening cylinder support, straightening cylinder, motor, speed reducer, casting blank side deflector roll, straightening frame, upper roller, lower roller, dummy bar side deflector roll, direction slide, guided rail board, bolster bearing housing and leading truck, is equipped with straightening cylinder support and leading truck on the straightening frame, is equipped with the straightening cylinder on the straightening cylinder support, the straightening cylinder is connected with the leading truck, is equipped with upper roller and lower roller in the straightening frame, the both ends of upper roller are fixed on the leading truck of straightening frame through the bolster bearing housing respectively, and the motor passes through speed reducer and upper roller drive connection, is equipped with the guided rail board with guided rail matched with on the bolster bearing housing on the upper bearing housing, the both ends of lower roller are fixed in the straightening frame through the bolster bearing housing respectively, and one side of straightening frame is equipped with the side deflector roll, and the opposite side of straightening frame is equipped with dummy bar side deflector roll.
The straightening cylinder support is fixed on the straightening frame through a pin shaft and a wedge pin.
And a plurality of round holes are formed in the guide sliding plate and the guide rail plate, and graphite is embedded in the round holes.
The guide sliding plate and the guide rail plate are made of brass.
The casting blank side guide roller is arranged on one side of the straightening frame facing the crystallizer, and the dummy bar side guide roller is arranged on one side of the straightening frame facing the dummy bar.
An anti-torsion support is arranged between the speed reducer and the straightening frame.
And the roll shafts of the upper roll and the lower roll are respectively provided with an upper roll rotary joint and a lower roll rotary joint.
The motor, the speed reducer, the upper roller, the guide sliding plate, the upper bearing seat and the upper roller rotary joint form an upper roller assembly, and the lower roller, the lower roller rotary joint and the lower bearing seat form a lower roller assembly.
When the utility model is used, the number of the straightening machines is reasonably configured according to the straightening interval of the continuous casting machine and matched with the drawing machines, the upper rollers and the lower rollers in the straightening frame form straightening rollers of the straightening machines, when a dummy ingot is sent, the upper rollers of the straightening machines are lifted under the action of the straightening cylinders, the drawing rollers of the drawing machines are lifted under the action of the drawing cylinders, after a dummy ingot rod enters under the drawing rollers of the drawing machines, the drawing rollers are pressed under the action of the drawing cylinders, other straightening rollers of the straightening machines except the last straightening machine are also pressed, and at the moment, the drawing motor and the straightening motor are started simultaneously to drive the dummy ingot rod to enter the crystallizer. During production, the ingot pulling motor and the straightening machine motor except the last straightening machine are started simultaneously, the dummy bar pulls the steel billet to pass through the ingot pulling machine and the straightening machine, when the dummy bar head pulls the steel billet to pass through the last straightening machine, the straightening cylinder drives the straightening roller to be pressed down, so that the steel billet and the dummy bar are separated, the dummy bar is stored in the storage rack, and the casting blank continues to move forwards. At the moment, the upper rollers of the multi-frame straightener can generate a larger straightening force under the action of the straightening cylinders, which is beneficial to straightening casting blanks and improving the quality of the casting blanks.
In the straightening section of the continuous casting machine, a plurality of straightening machines are reasonably arranged, and the straightening moment is uniformly distributed in the casting blank to form uniform and gradual continuous straightening within a set distance, so that the straightening stress and strain of the blank shell are minimized, and the requirement of straightening with a liquid core is met.
The beneficial effects of the utility model are as follows:
(1) The straightening machine is provided with a slide plate for guiding and vertically pressing down, can provide larger straightening force, and is beneficial to straightening casting blanks and improving the quality of the casting blanks.
(2) In the straightening section of the continuous casting machine, a plurality of straightening machines are reasonably arranged, and the straightening moment is uniformly distributed in the casting blank to form uniform and gradual continuous straightening within a set distance, so that the straightening stress and strain of the blank shell are minimized, and the requirement of straightening with a liquid core is met.
(3) The guide sliding plate on the upper roller bearing seat and the guide rail plate of the straightening frame are closely matched for relative movement, so that unbalanced load caused by the transmission device is conveniently and reliably balanced. The parallelism of the upper roller and the lower roller is ensured, so that the local abrasion of the slideway and the rollers is reduced, and the deviation phenomenon of casting blanks is eliminated.
Drawings
FIG. 1 is a block diagram of the present utility model:
FIG. 2 is a cross-sectional view A-A;
FIG. 3 is a sectional view B-B;
FIG. 4 is a cross-sectional view taken along line C-C;
FIG. 5 is a schematic view of the working state of the present utility model;
in the figure: 1. straightening a cylinder bracket; 2. straightening a cylinder; 3. a motor; 4. a speed reducer; 5. a casting blank side guide roller; 6. straightening a rack; 7. an upper roller; 8. a lower roller; 9. dummy bar side guide rollers; 10. a torsion-proof support; 11. a wedge pin; 12. a guide slide plate; 13 guide rail plates; 14. a pin shaft; 15. an upper bearing seat; 16. an upper roller rotary joint; 17. a lower roller rotary joint; 18. a lower bearing seat; 19. a guide frame, a dummy bar 20, a fourth straightener 21, a third straightener 22, a second straightener 23, a first straightener 24 and a blank drawing machine 25.
Detailed Description
The utility model is further illustrated by way of example with reference to the accompanying drawings.
Referring to fig. 1-4, a continuous straightener with slide plate guiding and vertical pressing comprises a straightening cylinder support 1, a straightening cylinder 2, a motor 3 and a speed reducer 4, wherein a casting blank side guide roller 5, a straightening frame 6, an upper roller 7, a lower roller 8, a dummy bar side guide roller 9, a guiding slide plate 12, a guiding rail plate 13, an upper bearing seat 15, a lower bearing seat 18 and a guiding frame 19, the straightening frame 6 is provided with the straightening cylinder support 1 and the guiding frame 19, the straightening cylinder support 1 is provided with the straightening cylinder 2, the straightening cylinder 2 is connected with the guiding frame 19, the straightening frame 6 is internally provided with the upper roller 7 and the lower roller 8, two ends of the upper roller 7 are respectively fixed on the guiding frame 19 of the straightening frame 6 through the upper bearing seat 15, the motor 3 is in driving connection with the upper roller 7 through the speed reducer 4, the upper bearing seat 15 is provided with the guiding slide plate 12, the straightening frame 6 is provided with the guiding rail plate 13 matched with the guiding slide plate 12, two ends of the lower roller 8 are respectively fixed on the straightening frame 6 through the lower bearing seat 18, one side of the straightening frame 6 is provided with the side guide roller 5, and the other side guide roller 9 of the straightening frame 6 is provided with the dummy bar side 9.
In this embodiment, the straightening cylinder 2 and the straightening cylinder holder 1 constitute a straightening cylinder assembly, the straightening cylinder 2 being first mounted on the straightening cylinder holder 1, the straightening cylinder holder 1 being in turn mounted on the straightening frame 6 via four pins 14 and wedge pins 11 on the straightening frame 6.
The straightening frame 6 is provided with a guide frame 19, the straightening cylinder 2 is connected with the guide frame 19 through a pin shaft, and the inner side of the straightening frame 6 is also provided with a guide rail plate 13.
The upper roller assembly comprises a motor 3, a speed reducer 4, an upper roller 7, an upper bearing seat 15, a guide sliding plate 12 and an upper rotary adapter 16, wherein the speed reducer 4 is a rectangular shaft speed reducer, the upper roller 7 is arranged between the two bearing seats 15, the two bearing seats 15 are fixed on a guide frame 19 through bolts, the guide sliding plate 12 matched with the guide rail plate 13 on the inner side of the straightening frame 6 is arranged on two sides of the upper bearing seat 15, the upper roller 7 arranged in the middle of the two bearing seats 15 is connected with the rectangular shaft speed reducer 4 through shaft extension and is connected with the motor 3 through a coupling, and the upper roller rotary adapter 16 penetrates into a shaft hole of the upper roller 7 to cool the two bearing seats 15 and the upper roller 7 by introducing cooling water. The anti-torsion support 10 prevents the rotation of the orthogonal axis reducer 4 relative to the straightening frame 6, and fixes the orthogonal axis reducer 4 by the anti-torsion support 10.
The straightening cylinder 2 can move up and down in the straightening frame 6 by traction of the upper roller assembly through the guide frame 19, and in the moving process, the guide sliding plates 12 on two sides of the upper bearing seat 15 are tightly attached to the guide rail plates 13 on the inner side of the straightening frame 6 to play a guiding role. The guide slide plate 12 and the guide rail plate 13 are made of brass, a plurality of round holes are formed in the guide slide plate 12 and the guide rail plate 13, and graphite is embedded in the round holes.
The lower roller assembly comprises a lower roller 8, lower bearing seats 18 and lower roller rotary joints 17, wherein the lower roller 8 is arranged between the two lower bearing seats 18, the lower roller rotary joints 17 are arranged in the shaft of the lower roller 8, and the lower roller 8 and the two bearing seats 18 are cooled by cooling water.
The casting blank side guide roller 5 is arranged on one side of the straightening frame 6 facing the crystallizer to prevent casting blanks from deviating in the production process, and the dummy bar side guide roller 9 is arranged on one side of the straightening frame 6 facing the dummy bar storage to prevent dummy bars from deviating in the retraction storage process.
Referring to fig. 5, four levelers are provided according to the leveler section of the continuous casting machine: straightening machine 21, straightening machine 22, straightening machine 23, straightening machine 24, and a blank drawing machine 25. The upper roller 7 and the lower roller 8 in the straightening frame 6 form a straightening roller of the straightener.
The specific working procedure is as follows:
referring to fig. 5, when dummy ingot is fed, the straightening rolls (upper roll 7) of the straightening machines 21, 22, 23 and 24 are lifted by the straightening cylinder 2, the pinch rolls of the pinch rolls 25 are lifted by the pinch cylinder, and after the dummy bar 20 enters under the pinch rolls of the pinch rolls 25, the pinch rolls are pressed by the pinch cylinders, and the straightening rolls of the straightening machines 22, 23 and 24 are also pressed, and the straightening rolls of the straightening machine 21 are still lifted, and the motors of the pinch rolls 25 and the straightening machines 22, 23 and 24 are simultaneously started to drive the dummy bar into the crystallizer. During production, motors of the blank pulling machine 25 and the straightening machines 22, 23 and 24 are started simultaneously, the dummy bar 20 pulls the steel blank to pass through the blank pulling machine 25 and the straightening machines 22, 23 and 24, when the dummy bar head of the dummy bar 20 pulls the steel blank to pass through the straightening machine 21, the straightening cylinder 2 drives the straightening roller to be pressed down, so that the steel blank and the dummy bar are separated, the dummy bar 20 is stored in a storage rack, and the casting blank continues to move forwards. At the moment, the upper rollers of the multi-frame straightener can generate a larger straightening force under the action of the straightening cylinders, which is beneficial to straightening casting blanks and improving the quality of the casting blanks.
In the straightening section of the continuous casting machine, a plurality of straightening machines are reasonably arranged, and the straightening moment is uniformly distributed in the casting blank to form uniform and gradual continuous straightening within a set distance, so that the straightening stress and strain of the blank shell are minimized, and the requirement of straightening with a liquid core is met.
The direction of the piston rod of the straightening cylinder of the multi-frame straightener is perpendicular to the arc direction of the casting blank, and the blank drawing machine and the straightener share one frame, namely the whole frame, so that the straightening interval of the straightening machine cannot be too long; and the directions of piston rods of a drawing cylinder of the drawing machine and a straightening cylinder of the straightening machine are not perpendicular to the arc direction of the casting blank, and the straightening machine is provided with a slide plate for guiding and vertically pressing under the same pressure, so that larger straightening force can be provided, and the integral frame structure of the drawing machine and the straightening machine acts on the casting blank only as one component of the components.
Claims (8)
1. A continuous straightening machine with a slide plate for guiding and vertically pressing down is characterized by comprising a straightening cylinder support (1), a straightening cylinder (2), a motor (3) and a speed reducer (4), wherein a casting blank side guide roller (5), a straightening frame (6), an upper roller (7), a lower roller (8), a dummy bar side guide roller (9), a guiding slide plate (12), a guiding rail plate (13), an upper bearing seat (15), a lower bearing seat (18) and a guiding frame (19), the straightening frame (6) is provided with the straightening cylinder support (1) and the guiding frame (19), the straightening cylinder support (1) is provided with the straightening cylinder (2), the straightening cylinder (2) is connected with the guiding frame (19), the upper roller (7) and the lower roller (8) are arranged in the straightening frame (6), two ends of the upper roller (7) are respectively fixed on the guiding frame (19) of the straightening frame (6) through the upper bearing seat (15), the motor (3) is in driving connection with the upper roller (7) through the speed reducer (4), the upper bearing seat (15) is provided with the guiding slide plate (12), the straightening frame (6) is provided with the guiding slide plate (12) which is matched with the guiding rail (13) and the lower roller (18) through the two guiding rails (13) respectively, one side of the straightening frame (6) is provided with a casting blank side guide roller (5), and the other side of the straightening frame (6) is provided with a dummy bar side guide roller (9).
2. A continuous straightener with slide-guided vertical pressing as claimed in claim 1, characterized in that the straightening cylinder holder (1) is fixed to the straightening frame (6) by means of a pin (14) and a wedge pin (11).
3. The continuous straightener with the slide plate guiding and vertical pressing function according to claim 1 is characterized in that a plurality of round holes are formed in each of the guiding slide plate (12) and the guiding rail plate (13), and graphite is embedded in the round holes.
4. A continuous straightener with slide-guide vertical depression as claimed in claim 3, characterised in that the guide slide (12) and the guide rail (13) are both made of brass material.
5. Continuous straightener with slide-guide vertical reduction according to claim 1, characterized in that the strand-side guide rollers (5) are arranged on the side of the straightening frame (6) facing the mould and the dummy bar-side guide rollers (9) are arranged on the side of the straightening frame (6) facing the dummy bar.
6. The continuous straightener with slide guide and vertical pressing as claimed in claim 1, characterized in that an anti-torsion support (10) is provided between the speed reducer (4) and the straightener frame (6).
7. The continuous straightener with slide guide and vertical pressing as claimed in claim 1, wherein the roll shafts of the upper roll (7) and the lower roll (8) are respectively provided with an upper roll rotary joint (16) and a lower roll rotary joint (17).
8. The continuous straightener with slide-guide vertical pressing as claimed in claim 7 is characterized in that the motor (3), the speed reducer (4), the upper roll (7), the guide slide (12), the upper bearing block (15) and the upper roll rotary joint (16) constitute an upper roll assembly, and the lower roll (8), the lower roll rotary joint (17) and the lower bearing block (18) constitute a lower roll assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784028.7A CN108906919B (en) | 2018-07-17 | 2018-07-17 | Continuous straightener with slide direction vertical pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784028.7A CN108906919B (en) | 2018-07-17 | 2018-07-17 | Continuous straightener with slide direction vertical pressing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108906919A CN108906919A (en) | 2018-11-30 |
| CN108906919B true CN108906919B (en) | 2024-03-22 |
Family
ID=64415593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810784028.7A Active CN108906919B (en) | 2018-07-17 | 2018-07-17 | Continuous straightener with slide direction vertical pressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108906919B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136005A (en) * | 1995-05-08 | 1996-11-20 | 鲍勃斯脱股份有限公司 | Band feeding apparatus for stopping and processing bands at positions in a continuous feeding system |
| CN1386593A (en) * | 2001-05-22 | 2002-12-25 | 上海重型矿山机械公司 | Pull straightener with dual 5-roller frames |
| CN1411925A (en) * | 2001-10-19 | 2003-04-23 | 中国第二重型机械集团公司 | Plate and band material roll gap adjustable flattening machine |
| EP2366470A2 (en) * | 2010-03-16 | 2011-09-21 | SMS Meer GmbH | Straightening roll, straightening roll assembly and dual roll straightening machine and straightening method |
| EP2881187A1 (en) * | 2013-12-05 | 2015-06-10 | Arku Maschinenbau Gmbh | Roller levelling machine and method for inspecting, servicing and maintaining a roller levelling machine |
| CN208450261U (en) * | 2018-07-17 | 2019-02-01 | 宣化钢铁集团有限责任公司 | It is a kind of to be oriented to the continuous straightening machine vertically depressed with slide plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT512898B1 (en) * | 2012-08-03 | 2013-12-15 | Evg Entwicklung Verwert Ges | Straightening roller unit |
-
2018
- 2018-07-17 CN CN201810784028.7A patent/CN108906919B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136005A (en) * | 1995-05-08 | 1996-11-20 | 鲍勃斯脱股份有限公司 | Band feeding apparatus for stopping and processing bands at positions in a continuous feeding system |
| CN1386593A (en) * | 2001-05-22 | 2002-12-25 | 上海重型矿山机械公司 | Pull straightener with dual 5-roller frames |
| CN1411925A (en) * | 2001-10-19 | 2003-04-23 | 中国第二重型机械集团公司 | Plate and band material roll gap adjustable flattening machine |
| EP2366470A2 (en) * | 2010-03-16 | 2011-09-21 | SMS Meer GmbH | Straightening roll, straightening roll assembly and dual roll straightening machine and straightening method |
| EP2881187A1 (en) * | 2013-12-05 | 2015-06-10 | Arku Maschinenbau Gmbh | Roller levelling machine and method for inspecting, servicing and maintaining a roller levelling machine |
| CN208450261U (en) * | 2018-07-17 | 2019-02-01 | 宣化钢铁集团有限责任公司 | It is a kind of to be oriented to the continuous straightening machine vertically depressed with slide plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108906919A (en) | 2018-11-30 |
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