CN203253773U - Steel plate warped head flattening device before medium-thickness plate hot straightening - Google Patents
Steel plate warped head flattening device before medium-thickness plate hot straightening Download PDFInfo
- Publication number
- CN203253773U CN203253773U CN 201320174329 CN201320174329U CN203253773U CN 203253773 U CN203253773 U CN 203253773U CN 201320174329 CN201320174329 CN 201320174329 CN 201320174329 U CN201320174329 U CN 201320174329U CN 203253773 U CN203253773 U CN 203253773U
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- CN
- China
- Prior art keywords
- steel plate
- portal frame
- ram
- warped head
- flattening
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 32
- 239000010959 steel Substances 0.000 title claims abstract description 32
- 210000001331 Nose Anatomy 0.000 claims description 27
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005755 formation reaction Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005098 hot rolling Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract 4
- 239000002965 rope Substances 0.000 abstract 2
- 239000003638 reducing agent Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 238000003801 milling Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000009499 grossing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 240000000800 Allium ursinum Species 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000036633 rest Effects 0.000 description 1
- 230000000630 rising Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model provides a steel plate warped head flattening device before medium-thickness plate hot straightening, and belongs to the technical field of medium-thickness plate hot rolling equipment. The steel plate warped head flattening device is used for flattening a hot rolled steel plate warped head. According to the technical scheme, a portal frame is formed by two stand columns and a cross beam, wherein the two stand columns are arranged on the two sides of a roller way. A fixed pulley is installed on the cross beam of the portal frame, a pressing weight is located below the cross beam of the portal frame, and the bottom of the pressing weight is opposite to the upper surface of the steel plate conveying roller way. One end of a traction steel wire rope is connected to the upper end of the pressing weight, and the other end of the traction steel wire rope is connected with a speed reducer and a motor through the fixed pulley and a roller. According to the steel plate warped head flattening device, the pressing weight is utilized to flatten the steel plate warped head. Therefore, the steel plate warped head flattening device is simple in structure, convenient to operate, and good in warped head flattening effect, not only avoids the impact of the steel plate warped head on a straightening roll, but also enables the plate with rolled thickness of below 40mm through a rolling mill to achieve odd-pass rolling, reduces two passes compared with an original rolling procedure, greatly reduces power consumption of a low rolling mill master motor and a roller way motor, improves the production efficiency of the rolling mill in a medium-thickness plate production line, and has significant economic benefits.
Description
Technical field
The utility model relates to a kind of device of Heavy Plate Production line pressure plain plate nose, belongs to the Hot Rolling Process For High Temperature Alloy Plate equipment technical field.
Background technology
In the Hot Rolling Process For High Temperature Alloy Plate production process, affected by the many factors such as work roll diameter configuration, steel plate cooling condition, roll line absolute altitude, the finished product rolled piece is nipped and can generally be produced the nose phenomenon of 100-500mm height behind the end, and the finished steel plate nose causes sheet material can not carry out smoothly thermal straightening.China's more than 80 bar Heavy Plate Production line finishing mills generally adopt even-numbered pass rolling at present, be that to finish finished product before the backward machine of slave rolling, then after finished steel plate being sent back to machine before by machine under the state of given drafts not, the end of nipping of rolled piece afterbody (the more straight end of sheet material that breaks away from last roll) as thermal straightening machine.The restrictive condition of straightener being nipped because of the sheet material nose, all the sheet material of specification all adopts the rolling production technology of even-numbered pass, need to increase the steel plate rolling passage thereby cause adopting odd-numbered pass to finish rolling kind according to rolling model calculating needs, this will produce energy waste and affect production efficiency.
For above-mentioned situation, be necessary design and installation sheet material nose smoothing device before thermal straightening machine, solve odd-numbered pass and finish the rolled plate nose to the straightener restricted problem of nipping, thereby for mill milling passage choose reasonable provides greater flexibility, be conducive to save energy and reduce the cost, raise the efficiency according to rolling model optimization and minimizing rolling pass.
The utility model content
Technical problem to be solved in the utility model provides a kind of cut deal thermal straightening front spring nose pressuring flat device, this device can flatten the hot rolled steel plate nose, reduce the steel plate nose to the impact of smoothing roll, optimize simultaneously and reduce rolling pass, energy-saving and cost-reducing and raising Heavy Plate Production line milling train production efficiency.
The technical scheme that solves the problems of the technologies described above is:
A kind of cut deal thermal straightening front spring nose pressuring flat device, comprise ram, portal frame, fixed pulley, haulage cable, cylinder, reductor, motor in its formation, portal frame is comprised of two root posts and the crossbeam that are installed in the roller-way both sides, on the portal frame crossbeam fixed pulley is installed, ram is positioned at the below of portal frame crossbeam, the ram bottom surface is relative with steel plate transport roller-way upper surface, one end of haulage cable is connected to the ram upper end, the other end is connected with reductor by fixed pulley, cylinder, and reductor is connected with motor.
Above-mentioned cut deal thermal straightening front spring nose pressuring flat device, on the described portal frame leading truck is installed, the leading truck bottom is fixedly connected with the ram two ends, and vertical guide rail is arranged on the portal frame crossbeam, the leading truck both sides are embedded in the portal frame beam guideway, and leading truck and guide rail are sliding-contact.
Above-mentioned cut deal thermal straightening front spring nose pressuring flat device is equipped with respectively approach switch and lead limit switch on described cylinder and the leading truck, approach switch is connected with motor control assembly with lead limit switch.
Useful result of the present utility model is:
Ram of the present utility model moves up and down under the traction of motor and haulage cable, and ram is pressed on the steel plate nose position, and steel plate produces plastic deformation under ram gravity and the acting in conjunction of original roller-way support force, and nose is driven plain.The utility model is simple in structure, easy to operate, flatten the respond well of nose.The utility model has remedied the instrument that does not have professional online flattening steel plate nose, not only solved the shock problem of steel plate nose to smoothing roll, and can make the following sheet material of mill milling thickness 40mm realize that strange passage is rolling, reduce by 2 passages than former rolling procedure, reduced significantly the power consumption of rolling mill main motor and electric machines for roller, improved Heavy Plate Production line milling train production efficiency, for enterprise has created very large economic benefit.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the approach switch scheme of installation of cylinder;
Fig. 4 is the travel switch scheme of installation of leading truck.
Mark is as follows among the figure: steel plate transport roller-way 1, ram 2, portal frame 3, leading truck 4, fixed pulley 5, cylinder 6, reductor 7, motor 8, haulage cable 9, steel plate nose position 10, approach switch 11, lead limit switch 12.
The specific embodiment
The utility model is comprised of ram 2, portal frame 3, leading truck 4, fixed pulley 5, haulage cable 9, cylinder 6, reductor 7, motor 8.
Show among the figure, portal frame 3 is comprised of two root posts and the crossbeam that are installed in the roller-way both sides, fixed pulley 5 and haulage cable 9 are installed on the portal frame crossbeam, and the effect of fixed pulley 5 is that haulage cable 9 is led, and 3 groups of fixed pulleys 5 are installed on the portal frame 3 among the figure.
Show among the figure that ram 2 is positioned at the below of portal frame crossbeam, ram 2 bottom surfaces are relative with steel plate transport roller-way 1 upper surface.One end of haulage cable 9 is connected to ram 2 upper ends, the other end is connected with reductor 7 by fixed pulley 5, cylinder 6, reductor 7 is connected with motor 8, motor 8 moves up and down by reductor 7, cylinder 6, fixed pulley 5, haulage cable 9 traction rams 2, make ram 2 be in the station of differing heights, utilize the gravity pressure plain plate nose position 10 of ram 2.
Show among the figure, leading truck 4 is installed on the portal frame 3, leading truck 4 is bolted with ram 2 two ends and is integrated.Vertical guide rail is arranged on the portal frame crossbeam, and leading truck 4 both sides are embedded in the portal frame beam guideway, and leading truck can slide up and down along guide rail, to prevent swinging of ram 2, guarantee the vertical lift of ram 2, make ram 2 liftings steady, do not tumble in the work.
Show among the figure, in order to realize accurate location, motor output shaft is equipped with the hydraulic contracting device, for avoiding causing collision beam and roller-way owing to operative employee's maloperation, capable approach switch 11 and degree bit switch 12 are housed respectively on cylinder 6 and leading truck 4, realize double insurance.Lead limit switch 12 is connected with motor control assembly with approach switch 11, and the manual control switch can control motor 8 forward and backwards, thereby makes ram 2 liftings and work.
The course of work of the present utility model is as follows:
The operative employee controls under steel plate transport roller-way 1 rests on steel plate nose position 10, press the decline button, motor 8 rotates the power shaft that drives reductor 7 and rotates, the output shaft of reductor 7 drives cylinder 6 and rotates together, cylinder 6 eases out haulage cable 9, and haulage cable 9 descends ram 2, and ram 2 is pressed on the steel plate nose position 10, steel plate produces plastic deformation under ram 2 gravity and the acting in conjunction of original roller-way support force, nose is driven plain.
After steel plate nose position 10 was driven plain, the operative employee pressed stop button, and motor 8 stops operating, and ram 2 stops to descend.Then press the rising button, 6 reverse rotations of motor 8, cylinder involve in haulage cable 9, and ram 2 is risen, and the operative employee starts rollgang to be entered down steel plate to align together operation smoothly.Lift roller-way face 500-800mm position stops on the ram 2, waits for next block plate is flattened.
Claims (3)
1. cut deal thermal straightening front spring nose pressuring flat device, it is characterized in that: comprise ram (2) in its formation, portal frame (3), fixed pulley (5), haulage cable (9), cylinder (6), reductor (7), motor (8), portal frame (3) is comprised of two root posts and the crossbeam that are installed in the roller-way both sides, fixed pulley (5) is installed on the portal frame crossbeam, ram (2) is positioned at the below of portal frame crossbeam, ram (2) bottom surface is relative with steel plate transport roller-way (1) upper surface, one end of haulage cable (9) is connected to ram (2) upper end, the other end is by fixed pulley (5), cylinder (6) is connected with reductor (7), and reductor (7) is connected with motor (8).
2. cut deal thermal straightening front spring nose pressuring flat device according to claim 1, it is characterized in that: leading truck (4) is installed on the described portal frame (3), leading truck (4) bottom is fixedly connected with ram (2) two ends, vertical guide rail is arranged on the portal frame crossbeam, leading truck (4) both sides are embedded in the portal frame beam guideway, and leading truck (4) is sliding-contact with guide rail.
3. cut deal thermal straightening front spring nose pressuring flat device according to claim 1 and 2, it is characterized in that: approach switch (11) and lead limit switch (12) are housed respectively on described cylinder (6) and the leading truck (4), and approach switch (11) is connected with motor control assembly with lead limit switch (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174329 CN203253773U (en) | 2013-04-09 | 2013-04-09 | Steel plate warped head flattening device before medium-thickness plate hot straightening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174329 CN203253773U (en) | 2013-04-09 | 2013-04-09 | Steel plate warped head flattening device before medium-thickness plate hot straightening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203253773U true CN203253773U (en) | 2013-10-30 |
Family
ID=49466382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320174329 Active CN203253773U (en) | 2013-04-09 | 2013-04-09 | Steel plate warped head flattening device before medium-thickness plate hot straightening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203253773U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001758A (en) * | 2014-05-26 | 2014-08-27 | 赖文雅 | Plate leveling machine |
| CN104030150A (en) * | 2014-07-01 | 2014-09-10 | 柳州钢铁股份有限公司 | Steel plate separating and moving device |
| CN104056875A (en) * | 2014-06-27 | 2014-09-24 | 济钢集团有限公司 | Single-pass rolling before-straightening steel plate head pressing device |
| CN104174700A (en) * | 2014-07-07 | 2014-12-03 | 芜湖市海联机械设备有限公司 | Oil-pressure automatic flattening and guiding device of reeling machine |
| CN104588443A (en) * | 2015-01-28 | 2015-05-06 | 中国重型机械研究院股份公司 | Stepping type flattening device |
| CN104071684B (en) * | 2014-07-01 | 2016-01-06 | 柳州钢铁股份有限公司 | Steel plate separating tool |
| CN108453148A (en) * | 2018-01-31 | 2018-08-28 | 重庆来来来商贸有限公司 | A kind of auto parts machinery auxiliary clamping device |
| CN108971257A (en) * | 2017-09-01 | 2018-12-11 | 江苏贯森新材料科技有限公司 | A kind of rolling mill practice for super flat accurate stainless steel processing |
| CN111715701A (en) * | 2019-03-19 | 2020-09-29 | 宝山钢铁股份有限公司 | Head pressing and warping device and method used in rough rolling process of strip steel |
| CN112059061A (en) * | 2020-08-31 | 2020-12-11 | 赵桂荣 | Bending mechanism with gravity pressurizing mechanism for processing reinforcing steel bars |
-
2013
- 2013-04-09 CN CN 201320174329 patent/CN203253773U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001758A (en) * | 2014-05-26 | 2014-08-27 | 赖文雅 | Plate leveling machine |
| CN104056875A (en) * | 2014-06-27 | 2014-09-24 | 济钢集团有限公司 | Single-pass rolling before-straightening steel plate head pressing device |
| CN104030150A (en) * | 2014-07-01 | 2014-09-10 | 柳州钢铁股份有限公司 | Steel plate separating and moving device |
| CN104071684B (en) * | 2014-07-01 | 2016-01-06 | 柳州钢铁股份有限公司 | Steel plate separating tool |
| CN104030150B (en) * | 2014-07-01 | 2017-01-04 | 柳州钢铁股份有限公司 | Steel plate divides moving device |
| CN104174700A (en) * | 2014-07-07 | 2014-12-03 | 芜湖市海联机械设备有限公司 | Oil-pressure automatic flattening and guiding device of reeling machine |
| CN104174700B (en) * | 2014-07-07 | 2016-01-27 | 芜湖市海联机械设备有限公司 | A kind of volume oil pressure flattens guider automatically |
| CN104588443A (en) * | 2015-01-28 | 2015-05-06 | 中国重型机械研究院股份公司 | Stepping type flattening device |
| CN108971257A (en) * | 2017-09-01 | 2018-12-11 | 江苏贯森新材料科技有限公司 | A kind of rolling mill practice for super flat accurate stainless steel processing |
| CN108453148A (en) * | 2018-01-31 | 2018-08-28 | 重庆来来来商贸有限公司 | A kind of auto parts machinery auxiliary clamping device |
| CN111715701A (en) * | 2019-03-19 | 2020-09-29 | 宝山钢铁股份有限公司 | Head pressing and warping device and method used in rough rolling process of strip steel |
| CN112059061A (en) * | 2020-08-31 | 2020-12-11 | 赵桂荣 | Bending mechanism with gravity pressurizing mechanism for processing reinforcing steel bars |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 063610 Wang Tan Town, Leting County, Hebei, Tangshan City Patentee after: Tangshan Zhonghou Board Materials Co., Ltd. Patentee after: River steel Limited by Share Ltd Tangshan branch Address before: 063610 Wang Tan Town, Leting County, Hebei, Tangshan City Patentee before: Tangshan Zhonghou Board Materials Co., Ltd. Patentee before: Hebei Steel Co., Ltd., Tangshan Branch |