CN102284555A - Coiling method for controlling and leveling marking defects in strip steel coiling - Google Patents
Coiling method for controlling and leveling marking defects in strip steel coiling Download PDFInfo
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- CN102284555A CN102284555A CN2011101936439A CN201110193643A CN102284555A CN 102284555 A CN102284555 A CN 102284555A CN 2011101936439 A CN2011101936439 A CN 2011101936439A CN 201110193643 A CN201110193643 A CN 201110193643A CN 102284555 A CN102284555 A CN 102284555A
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Abstract
The invention discloses a coiling method for controlling and leveling marking defects in strip steel coiling, which belongs to the technical field of metallurgical production. The invention provides the coiling method for controlling and leveling marking defects in strip steel coiling, which can effectively reduce the marking defects that a leveling machine forms in coiling strip steel. The coiling method comprises the steps that: first, an elastic buffer layer is arranged on the outer surface of a reel body of a coiling machine to form a reel of the coiling machine; then the reel of the coiling machine is arranged on the coiling machine; next, a belt coiling aid is started, so that the reel of the coiling machine enters the belt coiling aid; simultaneously, a tension roller group is started to convey the strip steel onto the outer surface of the reel of the coiling machine, and coil onto the outer surface of the reel of the coiling machine under the assistance of the belt coiling aid; and when the strip steel is coiled for no fewer than three layers on the outer surface of the reel of the coiling machine, the belt coiling aid is re-started, so that the reel of the coiling machine moves out of the belt coiling aid, the strip steel is coiled, and then an intermediate strip steel coiling process is entered.
Description
Technical field
The present invention relates to a kind of method for coiling, especially relate to a kind of method for coiling of controlling smooth strip coiling pincher, belong to the metallurgical production technical field with steel.
Background technology
At present, when domestic metallurgy industry cold rolling coil batches on smooth unit, by strap rolling-assisting device band steel toe portion is directly contacted with the secter pat of coiler mandrel body, batch finish after, the pincher that the existence of the surface of astragal steel is taken the lead and the reel secter pat causes in the coil of strip, the surface exists the band steel length of pincher to be about 60～120m/ volume, the band steel is thin more, belt steel surface is serious more because of the pincher that the reel secter pat causes, the band steel is thick more, and belt steel surface is serious more because of the pincher of taking the lead to cause, the pincher that belt steel surface exists, the lighter causes product to be come down to a lower group, and it is useless that weight person directly causes product to cut.Cause the main cause of above-mentioned pincher to be: in coiling process, because the band steel directly contacts with the coiler mandrel body, and the coiler mandrel body is made of at least three secter pats, so just can on coil of strip inner ring belt steel surface, form with secter pat outside the similar pincher of arc length; Add, when batching, coiling tension is bigger, and the band coil of strip outside making on the band coil of strip of inboard, has further aggravated the formation of pincher with bigger pressure extrusion.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of and can effectively reduce smooth band steel forms the smooth strip coiling pincher of control of pincher in coiling process method for coiling.
The technical scheme that adopts for solving the problems of the technologies described above is: controls the method for coiling of smooth strip coiling pincher, may further comprise the steps,
At first, elastic cord breaker is installed is constituted coiler mandrel at the outer surface that is used to batch the spool body of being with steel of coiling machine; Then this coiler mandrel is installed on the coiling machine of smooth unit; Then start strap rolling-assisting device, coiler mandrel is entered in the strap rolling-assisting device, at this simultaneously, start the jockey pulley group of smooth unit, the outer surface that outlet jockey pulley and the delivery guide of band steel by the jockey pulley group is transported to coiler mandrel, and get on the outer surface of coiler mandrel at the assistance last volume of strap rolling-assisting device; When batch on the band outer surface of steel at coiler mandrel be not less than three layers after, start strap rolling-assisting device once more, make coiler mandrel shift out belt and help the group device, finish roll set process to the band steel, enter batching of band steel pilot process afterwards.
Further be, the elastic cord breaker that is installed on the spool body outer surface is an elastic rubber sleeve, the spool body adjustable spool body that at least three secter pats constitute of serving as reasons, during installation, adjustable spool body is in the undergauge state, after the installation, more adjustable spool body is adjusted to the footpath state that rises, be installed to again on the coiling machine of smooth unit afterwards.
The optimal way of such scheme is that before on the outer surface that elastic rubber sleeve is installed to spool body, the outer surface to elastic rubber sleeve carries out the texturing processing earlier, is installed on the outer surface of spool body behind formation one deck texturing layer again.
Further be, strap rolling-assisting device is provided with and helps the wraparound head, before starting strap rolling-assisting device for the first time, earlier the wraparound head that helps of strap rolling-assisting device is adjusted, and making the lower surface that helps the wraparound head and the angle a of horizontal plane is 8 °～12 °.
The optimal way of such scheme is, also is provided with the packet header hydraulic cylinder on the strap rolling-assisting device, when adjustment helps the angle a of the lower surface of wraparound head and horizontal plane, is by the packet header hydraulic cylinder of strap rolling-assisting device bottom is realized to right translation 8cm～12cm.
Further be that in the middle of the band steel enters behind the coiling process, in the time will be with steel to send into the coiler mandrel place to batch by the jockey pulley group, the jockey pulley of jockey pulley group imposes on and is with the coiling tension of steel is 7.5KN～75KN.
The invention has the beneficial effects as follows: using smooth unit will be with before coil of strip becomes coil of strip, elder generation installs one deck elastic cord breaker and constitutes coiler mandrel on the outer surface of the spool body of coiling machine, and then startup strap rolling-assisting device, assistance will be transported to the strip coiling of coiler mandrel outer surface to coiler mandrel by the outlet jockey pulley and the delivery guide of jockey pulley group, like this, using smooth unit to batch in the whole process of band steel, because the band steel does not all directly contact with the rigidity spool body that is made of at least three secter pats, but by batching on the spool body again behind one deck elastic cord breaker, thereby effectively prevented the similar pincher of arc length outside batching involute belt steel surface formation of the coil of strip of finishing and secter pat, add elastic cord breaker and have elasticity, can also effectively slow down in the coiling process by the jockey pulley group and impose on the mutual pressure of rolling up inside and outside the band coil of strip, and then also can reduce and reduce the pincher of taking the lead in coiling process, to produce of being with steel.
Description of drawings
The smooth unit partial structurtes schematic diagram that the method for coiling of Fig. 1 smooth strip coiling pincher for the present invention controls relates to.
Be labeled as among the figure: in band steel 1, spool body 2, elastic rubber sleeve 3, coiler mandrel 4, the strap rolling-assisting device 5, outlet jockey pulley 6, delivery guide 7, help wraparound head 8, packet header hydraulic cylinder 9.
The specific embodiment
Be provided by the inventionly a kind ofly can effectively reduce smooth band steel forms the smooth strip coiling pincher of control of pincher in coiling process method for coiling as shown in Figure 1.Described method for coiling may further comprise the steps,
At first, elastic cord breaker is installed is constituted coiler mandrel 4 at the outer surface that is used to batch the spool body 2 of being with steel 1 of coiling machine; Then this coiler mandrel 4 is installed on the coiling machine of smooth unit; Then start strap rolling-assisting device 5, make coiler mandrel 4 enter strap rolling-assisting device interior 5, at this simultaneously, start the jockey pulley group of smooth unit, the outer surface that outlet jockey pulley 6 and the delivery guide 7 of band steel 1 by the jockey pulley group is transported to coiler mandrel 4, and get on the outer surface of coiler mandrel 4 at the assistance last volume of strap rolling-assisting device 5; When band steel 1 batching on the outer surface of coiler mandrel 4 be not less than three layers after, start strap rolling-assisting device 5 once more, make coiler mandrel 4 shift out belt and help group device 5, finish roll set process to band steel 1, enter band the batching of steel 1 pilot process afterwards.After adopting above-mentioned method for coiling, using smooth unit to batch in the whole process of band steel 1, because band steel 1 does not all directly contact with the rigidity spool body 2 that is made of at least three secter pats, but by batching again behind one deck elastic cord breaker on the spool body 2, thereby effectively prevented from batching involute belt steel surface formation of the coil of strip of finishing and the similar pincher of secter pat, it is soft to add elastic cord breaker matter, has elasticity, can also effectively slow down in the coiling process by the jockey pulley group and impose on the mutual pressure of rolling up inside and outside the band coil of strip, and then also can reduce and reduce the pincher of taking the lead in coiling process, to produce of being with steel 1.The said roll set process of the present invention, be meant to become with coil of strip in the process of coil of strip, from also not batching band steel 1 on the coiler mandrel 4 to this process that coiler mandrel 4 outer surfaces batch at least three circle coil of strips that aids in by strap rolling-assisting device 5 with smooth unit.The said pilot process of the present invention, be meant after having batched at least three circle coil of strips on coiler mandrel 4 outer surfaces, do not need strap rolling-assisting device 5 can be smoothly will band steel 1 batch on the coiler mandrel 4 process during more further with the batching of steel 1 to the coil of strip of finishing to rolling up.
In the prior art, coil of strip batch on the smooth unit finish after, take out from coil of strip for the ease of spool body 2, the general adjustable structure that all spool body 2 is made into three or four secter pats, before uncoiling, the spool body 2 that secter pat is formed is adjusted to the footpath state that rises earlier, batch finish after, again spool body 2 is adjusted to the undergauge state, so just, can be very easily spool body 2 be taken out from coil of strip, simultaneously, this also is the major reason that forms pincher on the involute belt steel surface of coil of strip.Engage the design feature of spool body 2 in the prior art, after analyzing the reason that produces pincher, in order to improve the effect that the present invention eliminates pincher, the elastic cord breaker that is installed on spool body 2 outer surfaces is an elastic rubber sleeve 3, when being installed to elastic rubber sleeve 3 on the spool body 2, make adjustable spool body 2 be in the undergauge state earlier, after the installation, again adjustable spool body 2 is adjusted to the footpath state that rises, be installed to again on the coiling machine of smooth unit afterwards.So just, can very easily elastic rubber sleeve 3 be installed on the spool body 2, simultaneously also can not make the week of the outer surface of coiler mandrel 4 upwards form the harmomegathus gap, also can on the involute belt steel surface of coil of strip, not form and the similar pincher of secter pat arc length.For the ease of in the roll set process, band steel 1 can easily batch on the coiler mandrel 4, the outer surface of elastic rubber sleeve 3 is provided with one deck texturing layer, the setting of texturing layer for convenience, before on the outer surface that elastic rubber sleeve 3 is installed to spool body 2, outer surface to elastic rubber sleeve 3 carries out the texturing processing earlier, is installed on the outer surface of spool body 2 behind formation one deck texturing layer again.
In the roll set process, strap rolling-assisting device 5 is to assist with the roll set of steel by the wraparound head 8 that helps that is arranged on the strap rolling-assisting device 5, because one deck elastic rubber sleeve 3 has been installed on the outer surface of spool body 2, like this, the external diameter of coiler mandrel 4 is just greater than the external diameter of spool body 2, in order to reduce to help 8 pairs of roll set sections of wraparound head coil of strip applied pressure, need be before starting strap rolling-assisting device 5 for the first time, earlier the wraparound head 8 that helps of strap rolling-assisting device 5 is adjusted, so that help wraparound head 8 interior show to the distance at coiler mandrel 4 centers suitable with the external diameter of coiler mandrel 4, it is 8 °～12 ° that this adjustment only need make the lower surface that helps wraparound head 8 and the angle a of horizontal plane, can effectively reduce to help 8 pairs of roll set sections of wraparound head coil of strip applied pressure, thereby further reduce pincher in the involute belt steel surface table generation of coil of strip.For convenience of above-mentioned adjustment process, be provided with the design feature of packet header hydraulic cylinder 9 according to strap rolling-assisting device 5, when adjustment helps the angle a of the lower surface of wraparound head 6 and horizontal plane, by what the packet header hydraulic cylinder 9 of strap rolling-assisting device 5 bottoms was realized to right translation 8cm～12cm.Like this, make adjustment quick and easy.
From background technology as can be known, the generation of pincher is also relevant with the coiling tension that is imposed on the band steel by the jockey pulley group, and according to wide different with thickness of slab of band steel plate, general coiling tension is 8.5～85KN in the prior art.Excessive in order to reduce by coiling tension, the pincher that on the involute belt steel surface of coil of strip, forms, after band steel 1 enters middle coiling process, in the time will being with steel 1 to send into coiler mandrel 4 places to batch by the jockey pulley group, the coiling tension that the jockey pulley of jockey pulley group imposes on band steel 1 is 7.5KN～75KN.
Claims (6)
1. control the method for coiling of smooth strip coiling pincher, may further comprise the steps,
At first, elastic cord breaker is installed is constituted coiler mandrel (4) at the outer surface that is used to batch the spool body (2) of being with steel (1) of coiling machine; Then this coiler mandrel (4) is installed on the coiling machine of smooth unit; Then start strap rolling-assisting device (5), coiler mandrel (4) is entered in the strap rolling-assisting device (5), at this simultaneously, start the jockey pulley group of smooth unit, the outer surface that will be transported to coiler mandrel (4) with outlet jockey pulley (6) and the delivery guide (7) of steel (1) by the jockey pulley group, and get on the outer surface of coiler mandrel (4) at the assistance last volume of strap rolling-assisting device (5); When the band steel (1) batching on the outer surface of coiler mandrel (4) be not less than three layers after, start strap rolling-assisting device (5) once more, make coiler mandrel (4) shift out belt and help group device (5), finish roll set process, enter batching of band steel (1) pilot process afterwards band steel (1).
2. the method for coiling of the smooth strip coiling pincher of control according to claim 1, it is characterized in that: the elastic cord breaker that is installed on spool body (2) outer surface is elastic rubber sleeve (3), spool body (2) the adjustable spool body (2) that at least three secter pats constitute of serving as reasons, during installation, adjustable spool body (2) is in the undergauge state, after the installation, more adjustable spool body (2) is adjusted to the footpath state that rises, be installed to again on the coiling machine of smooth unit afterwards.
3. the method for coiling of the smooth strip coiling pincher of control according to claim 2, it is characterized in that: before on the outer surface that elastic rubber sleeve (3) is installed to spool body (2), outer surface to elastic rubber sleeve (3) carries out the texturing processing earlier, is installed on the outer surface of spool body (2) behind formation one deck texturing layer again.
4. the method for coiling of the smooth strip coiling pincher of control according to claim 1, it is characterized in that: strap rolling-assisting device (5) is provided with and helps wraparound head (8), for the first time starting strap rolling-assisting device (5) before, earlier the wraparound head (8) that helps of strap rolling-assisting device (5) is adjusted, making the lower surface that helps wraparound head (8) and the angle a of horizontal plane is 8 °～12 °.
5. the method for coiling of the smooth strip coiling pincher of control according to claim 4, it is characterized in that: also be provided with packet header hydraulic cylinder (9) on the strap rolling-assisting device (5), when adjustment helps the angle a of the lower surface of wraparound head (6) and horizontal plane, be by the packet header hydraulic cylinder (9) of strap rolling-assisting device (5) bottom is realized to right translation 8cm～12cm.
6. according to the method for coiling of the smooth strip coiling pincher of each described control in the claim 1～5, it is characterized in that: after band steel (1) enters middle coiling process, to be with steel (1) to send into coiler mandrel (4) when locating to batch by the jockey pulley group, the coiling tension that the jockey pulley of jockey pulley group imposes on band steel (1) is 7.5KN～75KN.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101936439A CN102284555A (en) | 2011-07-12 | 2011-07-12 | Coiling method for controlling and leveling marking defects in strip steel coiling |
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| CN2011101936439A CN102284555A (en) | 2011-07-12 | 2011-07-12 | Coiling method for controlling and leveling marking defects in strip steel coiling |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103316955A (en) * | 2012-03-22 | 2013-09-25 | 上海梅山钢铁股份有限公司 | Method for eliminating creases on head of strip steel |
| WO2014194535A1 (en) * | 2013-06-08 | 2014-12-11 | 西门子Vai金属科技有限责任公司 | Magnetic scroll and take-up device comprising same, and take-up aider |
| CN104874640A (en) * | 2015-05-13 | 2015-09-02 | 首钢京唐钢铁联合有限责任公司 | Control method for preventing telescopic discharged hot-rolled pipeline steel coils |
| CN104874639A (en) * | 2014-02-27 | 2015-09-02 | 宝山钢铁股份有限公司 | Dynamic control method of coiler auxiliary coiling roller seam |
| CN104923574A (en) * | 2015-07-02 | 2015-09-23 | 首钢总公司 | Flattening control method for strip steel |
| CN105290148A (en) * | 2015-09-17 | 2016-02-03 | 四川金广实业（集团）股份有限公司 | Cold-rolled stainless steel strip rolling method |
| CN105290151A (en) * | 2014-06-30 | 2016-02-03 | 宝钢不锈钢有限公司 | Coil discharging control method for coiling machine with jaw |
| CN105436236A (en) * | 2015-12-10 | 2016-03-30 | 安徽马钢自动化信息技术有限公司 | Control method capable of improving mark-on-strip-steel phenomenon in cold-rolled sheet coiling |
| CN105689434A (en) * | 2016-01-29 | 2016-06-22 | 灵宝金源朝辉铜业有限公司 | Method for fixing end of metal foil and steel sleeve |
| CN108883549A (en) * | 2016-03-02 | 2018-11-23 | 赛峰航空器发动机 | The device and method for being used to form the fiber preform of the rotary body with the profile changed in radial cross-section |
| CN110421019A (en) * | 2019-08-28 | 2019-11-08 | 新余钢铁股份有限公司 | A kind of control cold rolling coil takes the lead the device creased |
| CN113245396A (en) * | 2021-06-01 | 2021-08-13 | 杭州萧山钱鸿交通器材有限公司 | Multi-roller pressing and multi-directional coiling system based on strip steel and control method |
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| CN2673527Y (en) * | 2003-11-05 | 2005-01-26 | 强静 | Cold rolled band steel coiling sleeve |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103316955B (en) * | 2012-03-22 | 2015-07-22 | 上海梅山钢铁股份有限公司 | Method for eliminating creases on head of strip steel |
| CN103316955A (en) * | 2012-03-22 | 2013-09-25 | 上海梅山钢铁股份有限公司 | Method for eliminating creases on head of strip steel |
| WO2014194535A1 (en) * | 2013-06-08 | 2014-12-11 | 西门子Vai金属科技有限责任公司 | Magnetic scroll and take-up device comprising same, and take-up aider |
| CN104874639A (en) * | 2014-02-27 | 2015-09-02 | 宝山钢铁股份有限公司 | Dynamic control method of coiler auxiliary coiling roller seam |
| CN105290151B (en) * | 2014-06-30 | 2018-04-20 | 宝钢不锈钢有限公司 | It is a kind of to unload volume control method with jaw coiling machine |
| CN105290151A (en) * | 2014-06-30 | 2016-02-03 | 宝钢不锈钢有限公司 | Coil discharging control method for coiling machine with jaw |
| CN104874640A (en) * | 2015-05-13 | 2015-09-02 | 首钢京唐钢铁联合有限责任公司 | Control method for preventing telescopic discharged hot-rolled pipeline steel coils |
| CN104923574A (en) * | 2015-07-02 | 2015-09-23 | 首钢总公司 | Flattening control method for strip steel |
| CN105290148A (en) * | 2015-09-17 | 2016-02-03 | 四川金广实业（集团）股份有限公司 | Cold-rolled stainless steel strip rolling method |
| CN105436236A (en) * | 2015-12-10 | 2016-03-30 | 安徽马钢自动化信息技术有限公司 | Control method capable of improving mark-on-strip-steel phenomenon in cold-rolled sheet coiling |
| CN105436236B (en) * | 2015-12-10 | 2018-03-30 | 安徽马钢自动化信息技术有限公司 | A kind of control method for improving flat cold-rolled sheet and batching belt end seal |
| CN105689434A (en) * | 2016-01-29 | 2016-06-22 | 灵宝金源朝辉铜业有限公司 | Method for fixing end of metal foil and steel sleeve |
| CN105689434B (en) * | 2016-01-29 | 2017-11-07 | 灵宝金源朝辉铜业有限公司 | A kind of fixing means between metal foil end and steel sleeve |
| CN108883549A (en) * | 2016-03-02 | 2018-11-23 | 赛峰航空器发动机 | The device and method for being used to form the fiber preform of the rotary body with the profile changed in radial cross-section |
| CN108883549B (en) * | 2016-03-02 | 2021-03-02 | 赛峰航空器发动机 | Device and method for forming a fiber preform having a rotating body with a profile that varies in radial cross section |
| CN110421019A (en) * | 2019-08-28 | 2019-11-08 | 新余钢铁股份有限公司 | A kind of control cold rolling coil takes the lead the device creased |
| CN113245396A (en) * | 2021-06-01 | 2021-08-13 | 杭州萧山钱鸿交通器材有限公司 | Multi-roller pressing and multi-directional coiling system based on strip steel and control method |
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Application publication date: 20111221 |