CN105710133A - Rapid roller changing device and method - Google Patents
Rapid roller changing device and method Download PDFInfo
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- CN105710133A CN105710133A CN201410721038.8A CN201410721038A CN105710133A CN 105710133 A CN105710133 A CN 105710133A CN 201410721038 A CN201410721038 A CN 201410721038A CN 105710133 A CN105710133 A CN 105710133A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000003801 milling Methods 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention provides a quick roll changing device and a quick roll changing method. Before roll replacement, the position of the screw seat at the initial position without roll installation is calculated in advance, and 30 groups of data are set and stored for a long time; when the roller is changed, the roller changing device is hung in front of the rack by a crane, and the laser positioning device is opened to adjust the relative position to reach a coarse adjusting position; selecting a corresponding adjusting button according to the type of the roller, and simultaneously carrying out fine adjustment by using a laser detection device; when the roller changing device moves forwards to reach a designated position, the head locker is connected with the roller, and the roller is pulled out after being locked. The same procedure was used for roll loading. The invention has the advantages of flexible operation, accurate positioning, safe and reliable operation, and the time for replacing the whole set of 20 rollers is only 8 hours, thereby greatly improving the productivity of the rolling mill, reducing the labor intensity and improving the operation efficiency.
Description
Technical field
The invention belongs to mechanical equipment of steel rolling field, particularly relate to a kind of Quick roll-changing device for 20 roller sendzimir mills and method.
Background technology
In steel products, some product is silicon steel, rustless steel such as, because its Product Precision is high, the operation of rolling is hardening substantially, it is big that edge breach controls difficulty, therefore adopts 20 roller sendzimir mills to roll, and 20 roller sendzimir mills adopt 20 roller plate column systems to join roller.Owing to rolling kind prescription is strict, the roll change cycle is strictly controlled in prescribed limit, and owing to its roller type is many, roll change frequent, therefore the effect of changing rig is clearly.
At present, domestic employing 20 roller sendzimir mill carries out in the producer produced, it is common to adopt the mode of crane hanging to carry out roll change, require crane registration, additional artificial to positive justification, therefore there is locating speed slow, roll changing time is long, operating difficulties, manually pushes away problems such as there is potential safety hazard of holding up.
Summary of the invention
It is an object of the invention to provide a kind of safe and reliable, it is easy to operation, location efficiency can be improved, shorten roll changing time, improve Quick roll-changing device and the method thereof of milling train production capacity.
For this, the solution that the present invention takes is:
A kind of Quick roll-changing device, it is characterised in that include support, nut seat, leading screw, adjustment gear motor, regulate reductor, guidance panel, counterweight, turning gear wheel motor, rotation reductor, locker and laser centring device；It is connected to leading screw in the upper end of bracket upright post, nut seat engagement with screw is connected on leading screw, leading screw one end is connected with regulating gear motor by regulating reductor, regulates and is provided with guidance panel in the bracket upright post below gear motor, and counterweight is bolted below rack beam；Being fixed with turning gear wheel motor in the bracket upright post of opposite side and rotate reductor, rotating speed reducer driving shaft front end and be provided with locker, locker is arranged above with laser centring device, and laser centring device is connected with single-chip microcomputer.
Described laser centring device is with LED illumination lamp and minisize pick-up head.
Described adjustment gear motor is provided with photoelectric code disk.
Described locker is with small-sized hydraulic device.
A kind of fast roll changing method, its concrete grammar and step be:
(1), before roll change, according to lever principle, precompute the position of nut seat when not filling roller, be stored in the program of guidance panel, and set it to initial position；Weight according to each roll simultaneously, calculates the position of nut seat when lifting each roll；Above-mentioned position data is stored in the program of guidance panel, record is without the poised state in roll situation and changes various roll balance state, in advance or manually set 30 groups of data and preserve for a long time, it is achieved have and be automatically adjusted balance in roll situation, during without roll, automatically return to initial position；And be operated by panel and carry out the input of parameter and show with state；
(2), during roll change, changing rig is placed on level land or stand, select the initial position button on guidance panel screen, regulate gear motor according to the dynamic screw turns of the instruction tape in program, nut seat is made to move along leading screw axis direction by the rotation of leading screw, after reaching equilbrium position, nut seat is connected with hoist lifting hook, by regulating the photoelectric code disk in gear motor, control accuracy is adjusted to 0.01mm；
(3), with crane, changing rig is hung roll lodging bench place, the roll neck of roll and locker entrance are aligned and lock；
(4), according to different roll shapes, select the corresponding equilbrium position on guidance panel, regulate gear motor according to program setting and drive screw turns, make nut seat move along leading screw axis direction, corresponding equilbrium position when reaching to have roller；
(5), the changing rig after dress roller is hung milling train before, in hoisting process, counterweight and support are rigidly connected, it is ensured that roll keeps level；
(6) position, according to layer roller each in reversable mill, is input in program by the relative position of each roll in advance, arranges corresponding button on guidance panel simultaneously, and by the position of display screen display changing rig；
(7), before changing rig hangs rolling-mill housing during 100～120mm, open laser centring device, laser is launched by laser centring device, signal is fed back on guidance panel simultaneously, shown by cross on display screen, determine the difference of changing rig topping roll position and target location, by manually adjusting upper-lower height and the right position of crane, be accurately positioned；
(8), when roll is installed, locker and roll is attached, after locking, roll is extracted out；Identical step is adopted during dress roller.
The invention have the benefit that
1, the time changing a complete set of 20 rollers was shortened to 8 hours by 16 hours, improved the production capacity of milling train.
2, equipment is little, flexible operation, safe and reliable to operation, can avoid security incident.
3, adopt laser Automatic Positioning Control, be adjusted according to different roll positions in frame, improve location efficiency and automatization level.
4, reduce artificial participation, alleviate labor intensity, improve working performance.
Accompanying drawing explanation
Fig. 1 is changing rig structural representation.
In figure: support 1, leading screw 2, nut seat 3, adjustment reductor 4, adjustment gear motor 5, guidance panel 6, counterweight 7, rotation reductor 8, turning gear wheel motor 9, locker 10, laser centring device 11, single-chip microcomputer 12.
Detailed description of the invention
Quick roll-changing device of the present invention, is mainly made up of support 1, leading screw 2, nut seat 3, adjustment reductor 4, adjustment gear motor 5, guidance panel 6, counterweight 7, rotation reductor 8, turning gear wheel motor 9, locker 10 and laser centring device 11.
Support 1 is the door row structure being made up of 2 root posts and a crossbeam, it is connected to leading screw 2 in the upper end of 1 liang of root post of support, nut seat 3 engagement with screw is connected on leading screw 2, leading screw 2 right-hand member is connected with regulating gear motor 5 by regulating reductor 4, regulate in gear motor 5 and be provided with photoelectric code disk, make the control accuracy of adjustment gear motor 5 can reach 0.01mm.Regulating gear motor 5 drives leading screw 2 to rotate, and drives nut seat 3 to move along leading screw 2 axis direction by the rotation of leading screw 2.The column of the support 1 regulated below gear motor 5 is provided with guidance panel 6, plays the effect that the input of parameter shows with state.Counterweight 7 is bolted below the crossbeam of support 1, plays the effect of counterweight.Being welded with connecting plate on support 1 column of opposite side, connecting plate is fixed with turning gear wheel motor 9 and rotates reductor 8, the power transmission shaft front end rotating reductor 8 is provided with locker 10, and locker 10 is with small-sized hydraulic device, to control the opening and closing of locker 10.Locker 10 is arranged above with laser centring device 11, and laser centring device 11, with LED illumination lamp and minisize pick-up head, therefore not only can be launched laser and help centering, and work under the convenient environment in dark and narrow space.Laser centring device 11 is connected with single-chip microcomputer 12, and is controlled by single-chip microcomputer 12, it may be achieved record is without the poised state in roll situation；Single-chip microcomputer 12 is arranged on guidance panel 6.
Concretely comprising the following steps of fast roll changing method of the present invention:
1, before roll change, according to lever principle, precompute the position of nut seat 3 when not filling roller, be stored in the program of guidance panel 6, and set it to initial position；Weight according to each roll simultaneously, calculates the position of nut seat 3 when lifting each roll；Above-mentioned position data is stored in the program of guidance panel 6, record is without the poised state in roll situation and changes various roll balance state, in advance or manually set 30 groups of data and preserve for a long time, it is achieved have and be automatically adjusted balance in roll situation, during without roll, automatically return to initial position；And be operated by panel 6 and carry out the input of parameter and show with state.
2, during roll change, changing rig is placed on level land or stand, select the initial position button on guidance panel 6 screen, regulate gear motor 5 to rotate according to the instruction tape movable wire thick stick 2 in program, nut seat 3 is made to move along leading screw 2 axis direction by the rotation of leading screw 2, after reaching equilbrium position, nut seat 3 is connected with hoist lifting hook, by regulating the photoelectric code disk in gear motor 5, control accuracy is adjusted to 0.01mm.
3, with crane, changing rig is hung roll lodging bench place, the roll neck of roll and locker 10 entrance are aligned and lock.
4, according to different roll shapes, select the corresponding equilbrium position on guidance panel 6, regulate gear motor 5 according to program setting and drive leading screw 2 to rotate, make nut seat 3 move along leading screw 2 axis direction, corresponding equilbrium position when reaching to have roller.
5, before the changing rig after dress roller being hung milling train, in hoisting process, counterweight 7 and support 1 are rigidly connected, and play the effect of counterweight, it is ensured that roll keeps level, for preventing from swinging in handling process, it is possible to adopt the mode of artificial ground remote control crane.
6, the position according to layer roller each in reversable mill, is input in program by the relative position of each roll in advance, arranges corresponding button on guidance panel 6 simultaneously, and by the position of display screen display changing rig.
7, before changing rig hangs rolling-mill housing during 100mm, open laser centring device 11, laser is launched by laser centring device 11, signal is fed back on guidance panel 6 simultaneously, shown by cross on display screen, determine the difference of changing rig topping roll position and target location, by manually adjusting upper-lower height and the right position of crane, be accurately positioned.
When 8, roll being installed, locker 10 and roll are attached, rotate roll by locker 10, after locking, roll is extracted out；Identical step is adopted during dress roller.
Claims (5)
1. a Quick roll-changing device, it is characterised in that include support, nut seat, leading screw, adjustment gear motor, regulate reductor, guidance panel, single-chip microcomputer, counterweight, turning gear wheel motor, rotation reductor, locker and laser centring device；It is connected to leading screw in the upper end of bracket upright post, nut seat engagement with screw is connected on leading screw, leading screw one end is connected with regulating gear motor by regulating reductor, regulates and is provided with guidance panel in the bracket upright post below gear motor, and counterweight is bolted below rack beam；Being fixed with turning gear wheel motor in the bracket upright post of opposite side and rotate reductor, rotating speed reducer driving shaft front end and be provided with locker, locker is arranged above with laser centring device, and laser centring device is connected with single-chip microcomputer, and single-chip microcomputer is arranged on guidance panel.
2. Quick roll-changing device according to claim 1, it is characterised in that described laser centring device is with LED illumination lamp and minisize pick-up head.
3. Quick roll-changing device according to claim 1, it is characterised in that be provided with photoelectric code disk in described adjustment gear motor.
4. Quick roll-changing device according to claim 1, it is characterised in that described locker is with small-sized hydraulic device.
5. the method applying Quick roll-changing device described in claim 1, it is characterised in that specifically roll-changing method and step are:
(1), before roll change, according to lever principle, precompute the position of nut seat when not filling roller, be stored in the program of guidance panel, and set it to initial position；Weight according to each roll simultaneously, calculates the position of nut seat when lifting each roll；Above-mentioned position data is stored in the program of guidance panel, record is without the poised state in roll situation and changes various roll balance state, in advance or manually set 30 groups of data and preserve for a long time, it is achieved have and be automatically adjusted balance in roll situation, during without roll, automatically return to initial position；And be operated by panel and carry out the input of parameter and show with state；
(2), during roll change, changing rig is placed on level land or stand, select the initial position button on guidance panel screen, regulate gear motor according to the dynamic screw turns of the instruction tape in program, nut seat is made to move along leading screw axis direction by the rotation of leading screw, after reaching equilbrium position, nut seat is connected with hoist lifting hook, by regulating the photoelectric code disk in gear motor, control accuracy is adjusted to 0.01mm；
(3), with crane, changing rig is hung roll lodging bench place, the roll neck of roll and locker entrance are aligned and lock；
(4), according to different roll shapes, select the corresponding equilbrium position on guidance panel, regulate gear motor according to program setting and drive screw turns, make nut seat move along leading screw axis direction, corresponding equilbrium position when reaching to have roller；
(5), the changing rig after dress roller is hung milling train before, in hoisting process, counterweight and support are rigidly connected, it is ensured that roll keeps level；
(6) position, according to layer roller each in reversable mill, is input in program by the relative position of each roll in advance, arranges corresponding button on guidance panel simultaneously, and by the position of display screen display changing rig；
(7), before changing rig hangs rolling-mill housing during 100～120mm, open laser centring device, laser is launched by laser centring device, signal is fed back on guidance panel simultaneously, shown by cross on display screen, determine the difference of changing rig topping roll position and target location, by manually adjusting upper-lower height and the right position of crane, be accurately positioned；
(8), when roll is installed, locker and roll is attached, after locking, roll is extracted out；Identical step is adopted during dress roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410721038.8A CN105710133A (en) | 2014-12-01 | 2014-12-01 | Rapid roller changing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410721038.8A CN105710133A (en) | 2014-12-01 | 2014-12-01 | Rapid roller changing device and method |
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| Publication Number | Publication Date |
|---|---|
| CN105710133A true CN105710133A (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410721038.8A Pending CN105710133A (en) | 2014-12-01 | 2014-12-01 | Rapid roller changing device and method |
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| CN (1) | CN105710133A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077102A (en) * | 2016-07-13 | 2016-11-09 | 邯钢集团邯宝钢铁有限公司 | A kind of Mill speedy erection system |
| CN108501453A (en) * | 2018-04-09 | 2018-09-07 | 广东肇庆西江机械制造有限公司 | A kind of roll-changing method |
| CN109576472A (en) * | 2017-09-29 | 2019-04-05 | 宝山钢铁股份有限公司 | A kind of heat-treatment furnace roller quick replacement device |
| CN110315008A (en) * | 2019-06-21 | 2019-10-11 | 湖北三江航天江北机械工程有限公司 | Steel wire stranding payoff reel changer and its method |
| CN113941604A (en) * | 2021-10-15 | 2022-01-18 | 华辰精密装备（昆山）股份有限公司 | Roller information intelligent identification system and method of integrated crown block |
| CN113953328A (en) * | 2021-09-03 | 2022-01-21 | 河钢股份有限公司承德分公司 | Automatic centering device and method for rolling mill roller |
| CN116099878A (en) * | 2023-03-17 | 2023-05-12 | 张家港扬子江冷轧板有限公司 | Backing roll changing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4090388A (en) * | 1977-05-25 | 1978-05-23 | Gulf & Western Manufacturing Company | Roll changing apparatus |
| JP2003301217A (en) * | 2002-04-11 | 2003-10-24 | Nippon Steel Corp | Roll exchanging device |
| CN201135996Y (en) * | 2007-12-11 | 2008-10-22 | 武汉钢铁(集团)公司 | Fast roller-replacing device |
| CN203292185U (en) * | 2013-05-24 | 2013-11-20 | 中冶南方工程技术有限公司 | Quick roll changing device |
| CN103964298A (en) * | 2014-05-22 | 2014-08-06 | 江苏甬金金属科技有限公司 | Roll-changing lifting appliance |
| CN204365714U (en) * | 2014-12-01 | 2015-06-03 | 鞍钢股份有限公司 | Quick roll changing device |
-
2014
- 2014-12-01 CN CN201410721038.8A patent/CN105710133A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4090388A (en) * | 1977-05-25 | 1978-05-23 | Gulf & Western Manufacturing Company | Roll changing apparatus |
| JP2003301217A (en) * | 2002-04-11 | 2003-10-24 | Nippon Steel Corp | Roll exchanging device |
| CN201135996Y (en) * | 2007-12-11 | 2008-10-22 | 武汉钢铁(集团)公司 | Fast roller-replacing device |
| CN203292185U (en) * | 2013-05-24 | 2013-11-20 | 中冶南方工程技术有限公司 | Quick roll changing device |
| CN103964298A (en) * | 2014-05-22 | 2014-08-06 | 江苏甬金金属科技有限公司 | Roll-changing lifting appliance |
| CN204365714U (en) * | 2014-12-01 | 2015-06-03 | 鞍钢股份有限公司 | Quick roll changing device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077102A (en) * | 2016-07-13 | 2016-11-09 | 邯钢集团邯宝钢铁有限公司 | A kind of Mill speedy erection system |
| CN106077102B (en) * | 2016-07-13 | 2017-10-17 | 邯钢集团邯宝钢铁有限公司 | A kind of Mill speedy erection system |
| CN109576472A (en) * | 2017-09-29 | 2019-04-05 | 宝山钢铁股份有限公司 | A kind of heat-treatment furnace roller quick replacement device |
| CN108501453A (en) * | 2018-04-09 | 2018-09-07 | 广东肇庆西江机械制造有限公司 | A kind of roll-changing method |
| CN110315008A (en) * | 2019-06-21 | 2019-10-11 | 湖北三江航天江北机械工程有限公司 | Steel wire stranding payoff reel changer and its method |
| CN110315008B (en) * | 2019-06-21 | 2021-02-26 | 湖北三江航天江北机械工程有限公司 | Paying-off and disc-changing device and method for steel wire stranding machine |
| CN113953328A (en) * | 2021-09-03 | 2022-01-21 | 河钢股份有限公司承德分公司 | Automatic centering device and method for rolling mill roller |
| CN113941604A (en) * | 2021-10-15 | 2022-01-18 | 华辰精密装备（昆山）股份有限公司 | Roller information intelligent identification system and method of integrated crown block |
| CN116099878A (en) * | 2023-03-17 | 2023-05-12 | 张家港扬子江冷轧板有限公司 | Backing roll changing device |
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Application publication date: 20160629 |