CN105772535A - Device and method for passively transferring coil of hot coil box - Google Patents

Device and method for passively transferring coil of hot coil box Download PDF

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Publication number
CN105772535A
CN105772535A CN201410830313.XA CN201410830313A CN105772535A CN 105772535 A CN105772535 A CN 105772535A CN 201410830313 A CN201410830313 A CN 201410830313A CN 105772535 A CN105772535 A CN 105772535A
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CN
China
Prior art keywords
roller
roll
coil
strip
cradle
Prior art date
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Pending
Application number
CN201410830313.XA
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Chinese (zh)
Inventor
徐松林
熊宏亮
项君
付乾坤
金煜
李丽
何冬
王健
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Angang Steel Co Ltd
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Angang Steel Co Ltd
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Publication date
Application filed by Angang Steel Co Ltd filed Critical Angang Steel Co Ltd
Priority to CN201410830313.XA priority Critical patent/CN105772535A/en
Publication of CN105772535A publication Critical patent/CN105772535A/en
Pending legal-status Critical Current

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Abstract

The invention provides a device and a method for passively transferring a coil of a hot coil box, wherein the device comprises a 1# lifting hydraulic cylinder, a 1# supporting roller A roller, a 1# supporting roller B roller, a fixed roller and a coil pushing roller; the 1# supporting roller B roller and the pushing roller are respectively arranged on a rack of the 1# lifting hydraulic cylinder; the fixed roller is positioned between the roller A of the 1# supporting roller and the roller B of the 1# supporting roller, and the pushing roller is positioned on the other side of the roller B of the 1# supporting roller. The method is characterized in that tension generated when the head of a coil is fed into a rolling mill after the coil is uncoiled is used as a power source for passive transfer of the coil, two boosting operations on the coil are realized by means of the working return motion of a No. 1 coil supporting roller, and the process of passive transfer of the coil is completed by means of inertia of the coil. The invention replaces the huge mechanism and the complex control program adopted in the prior transfer process of the coil of the hot coil box, reduces the weight, the investment amount and the maintenance cost of the equipment on the premise of meeting the basic functions of the equipment, and simultaneously meets the requirements of energy conservation and environmental protection.

Description

The device and method that a kind of Coil Box roll coil of strip is passively transferred
Technical field
The present invention relates to hot continuous rolling plant equipment, particularly to the device and method that a kind of Coil Box roll coil of strip is passively transferred.
Background technology
Coil Box equipment mainly by batch station and uncoiling station form.When rolling rhythm is slower, intermediate blank forms the roll coil of strip batching station, rests on to batch unreel on station after uncoiling.When rolling rhythm is very fast, intermediate blank forms the roll coil of strip batching station, and after uncoiling, roll coil of strip head enters finishing mill F1 unit, and at this moment the roll coil of strip is transplanted on uncoiling station by roll coil of strip transfer mechanism and unreels from batching station.So will batch station to spare and continue to batch next block intermediate blank.Coil Box equipment roll coil of strip transfer both at home and abroad at present all adopts special mechanism to transfer.Its transfer mechanism huge structure, controlling complexity, weight of equipment and investment amount are big, and accident rate and maintenance cost are high.
The patent No. is the patent document disclosed " Coil Box coil of strip mandrelless transform device and method for transporting " of CN1583308A, be by by motor-driven lift roller, elect roller, float lift the lifting of roller, rotation and interoperation, and rotate each floating cradle roll between lifting, interoperation, change the position of centre of gravity of transfer coil of strip and so as to roll, thus changing the displacement of coil of strip.The method needs many group motors and lifts cooperation and the transmission of cylinder, owing to the composition of its drive apparatus is comparatively various, thus results in its control program also excessively complicated, in real production practices and inapplicable.
Coil Box equipment is not involved in rolling in hot-strip produces, and is the equipment of balanced intermediate blank temperature and insulation, and Product Precision impact is only small.Therefore, to the requirement of Coil Box it is: (1) disclosure satisfy that its basic function;(2) simple in construction, easy to operate;(3) stable, accident rate is low;(4) equipment investment and maintenance cost are low.The present invention is capable of above-mentioned requirements.
Summary of the invention
It is an object of the invention to provide the device and method that a kind of Coil Box roll coil of strip is passively transferred, adopt the technology such as Automated condtrol, friction mechanics, the knowledge of application principle of inertia, the tension force produced when roll coil of strip uncoiling occiput is entered milling train, as the power source of steel-coil transferring, dexterously by the work drawback movement of machinery, it is achieved twice boosting to coil of strip, the inertia of the recycling roll coil of strip, completes the process that the roll coil of strip is passively transferred.Being characterized in can not in use by the control program of the huge mechanism adopted in current Coil Box roll coil of strip transfer process and complexity, under the premise meeting equipment basic function, reduce weight of equipment, investment amount and maintenance cost, meet energy-conserving and environment-protective requirement simultaneously.
For achieving the above object, the present invention realizes by the following technical solutions:
The device that a kind of Coil Box roll coil of strip is passively transferred, including 1# cradle roll, finishing mill F1 unit, travelling roller, 2# cradle roll composition, 1# cradle roll is located at and is batched in station for stopping coil of strip and unreeling, travelling roller, 2# cradle roll and the 1# cradle roll A roller in 1# cradle roll are in being horizontally disposed with, the roll coil of strip from batch station transfer to uncoiling station time, it is using travelling roller and 2# cradle roll as transfer platform, after uncoiling, when roll coil of strip head enters finishing mill F1 unit, coil of strip can be produced certain tension force, the power source that this tension force is passively transferred as the roll coil of strip;Described 1# cradle roll includes 1# lifting hydraulic cylinder, 1# cradle roll A roller, 1# cradle roll B roller, fixing roller, pushes away winding up roller;1# cradle roll B roller and push away winding up roller and be separately mounted in the frame of 1# lifting hydraulic cylinder;Fixing roller, between 1# cradle roll A roller and 1# cradle roll B roller, pushes away winding up roller and is positioned at the opposite side of 1# cradle roll B roller.
When 1# cradle roll B roller is given rise to 1# cradle roll A roller same level position by 1# lifting hydraulic cylinder, the centrage of fixing roller is partial to 1# cradle roll A roller side, when its absolute altitude is on minimum diameter band Juan 1# cradle roll A roller and 1# cradle roll B roller, fixing roller does not contact with the roll coil of strip.
The described centrage pushing away winding up roller is partial to 1# cradle roll B roller side, when its absolute altitude is on minimum diameter band Juan 1# cradle roll B roller and travelling roller, pushes away winding up roller and does not contact with the roll coil of strip.
A kind of method that Coil Box roll coil of strip is passively transferred, the tension force produced when roll coil of strip uncoiling occiput is entered milling train, as the power source that coil of strip is passively transferred, work drawback movement by 1# cradle roll, realize twice boosting to coil of strip, the inertia of the recycling roll coil of strip, completes the process that the roll coil of strip is passively transferred, specifically comprises the following steps that
1) 1# lifting hydraulic cylinder is driven to be given rise to by 1# cradle roll B roller and 1# cradle roll A roller same level position, band is provided at uncoiling on 1# cradle roll A roller and 1# cradle roll B roller, motor drives 1# cradle roll A roller and 1# cradle roll B roller to rotate, drive coil of strip to roll to unreel, before roll coil of strip head enters finishing mill F1 unit, keep the lift height of hydraulic cylinder, 1# cradle roll A roller and 1# cradle roll B roller is made to be in level all the time, roll coil of strip center of gravity falls between 1# cradle roll A roller and 1# cradle roll B roller, now fixes roller and does not contact the roll coil of strip;
2) after coil of strip uncoiling, roll coil of strip head enters finishing mill F1 unit, drives 1# lifting hydraulic cylinder, makes 1# cradle roll B roller be reduced to lowest limit position, now fixing roller higher than 1# cradle roll B roller, the roll coil of strip is also pushed between 1# cradle roll B roller and travelling roller by the fixing roller contact roll coil of strip;
3) 1# lifting hydraulic cylinder is driven, 1# cradle roll B roller is made to lift, the winding up roller that pushes away being simultaneously attached in 1# lifting hydraulic cylinder frame with 1# cradle roll B roller also lifts therewith, by 1# cradle roll B roller and the lifting action pushing away winding up roller, being shifted onto between travelling roller and 2# cradle roll by the roll coil of strip;
4) relying on the tension force of roll coil of strip head and the effect of roll coil of strip inertia, with continuous rolling on the A roller of Juan 2# cradle roll, B roller, C roller, the final roll coil of strip is rolled into the split roller place at uncoiling station, and the whole roll coil of strip is passively transferred process and terminated.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of method that Coil Box roll coil of strip is passively transferred, adopt the technology such as Automated condtrol, friction mechanics, the knowledge of application principle of inertia, the tension force produced when roll coil of strip uncoiling occiput is entered milling train, as the power source of steel-coil transferring, dexterously by the work drawback movement of machinery, it is achieved twice boosting to coil of strip, the inertia of the recycling roll coil of strip, completes the process that the roll coil of strip is passively transferred.Being characterized in can not in use by the control program of the huge mechanism adopted in current Coil Box roll coil of strip transfer process and complexity, under the premise meeting equipment basic function, reduce weight of equipment, investment amount and maintenance cost, meet energy-conserving and environment-protective requirement simultaneously.
Accompanying drawing explanation
Fig. 1 is that coil of strip is placed between 1# cradle roll A roller and 1# cradle roll B roller and unreels, and roll coil of strip head is introduced into schematic diagram during finishing mill F1 unit.
Fig. 2 is that roll coil of strip head enters finishing mill F1 unit, and 1# cradle roll B roller drops to extreme lower position, and fixing roller is higher than 1# cradle roll B roller, by roll coil of strip top to the schematic diagram between 1# cradle roll B roller and travelling roller.
Fig. 3 is 1# cradle roll B roller and pushes away winding up roller and rise to extreme higher position, pushes away the schematic diagram that the roll coil of strip is pushed between travelling roller and 2# cradle roll A roller by winding up roller.
Fig. 4 is the inertia due to the roll coil of strip, and the roll coil of strip begins at the schematic diagram rolled on 2# cradle roll A roller, B roller, C roller.
Fig. 5 is the schematic diagram that the roll coil of strip is rolled into the split roller place at uncoiling station.
Fig. 6 is with continuous rolling on Juan 2# cradle roll A roller, B roller, C roller to the schematic diagram of split roller.
In figure: the fixing roller .3.1# cradle roll B roller .4. of 1.1# cradle roll A roller .2. pushes away the travelling roller .6.2# cradle roll A roller 7.2# cradle roll B roller .8.2# cradle roll C roller .9. split roller .10. of winding up roller .5. and batches .11. uncoiling station, station .12. finishing mill F1 unit .13. roll coil of strip .14.1# lifting hydraulic cylinder.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention is described in detail, it should be noted that the enforcement of the present invention is not limited to following embodiment.
As Figure 1-5, the device that a kind of Coil Box roll coil of strip is passively transferred, main by 1# cradle roll, finishing mill F1 unit 12, travelling roller 5, 2# cradle roll forms, 1# cradle roll is located at and is batched in station 10 for stopping coil of strip and unreeling, travelling roller 5, 2# cradle roll and the 1# cradle roll A roller 1 in 1# cradle roll are in being horizontally disposed with, the roll coil of strip 13 from batch station 10 transfer to uncoiling station 11 time, it is using travelling roller 5 and 2# cradle roll as transfer platform, after uncoiling, when roll coil of strip head enters finishing mill F1 unit 12, coil of strip can be produced certain tension force, the power source that this tension force is passively transferred as the roll coil of strip 13;1# cradle roll includes 1# lifting hydraulic cylinder 14,1# cradle roll A roller 1,1# cradle roll B roller 3, fixing roller 2, pushes away winding up roller 4;1# cradle roll B roller 3 and push away winding up roller 4 and be separately mounted in the frame of 1# lifting hydraulic cylinder 14;Fixing roller 2, between 1# cradle roll A roller 1 and 1# cradle roll B roller 3, pushes away winding up roller 4 and is positioned at the opposite side of 1# cradle roll B roller 3.
When 1# cradle roll B roller 3 is given rise to 1# cradle roll A roller 1 same level position by 1# lifting hydraulic cylinder 14, the centrage of fixing roller 2 is partial to 1# cradle roll A roller 1 side, its absolute altitude be the minimum diameter roll coil of strip 13 on 1# cradle roll A roller 1 and 1# cradle roll B roller 3 time, fixing roller 2 does not contact with the roll coil of strip 13.
The centrage pushing away winding up roller 4 is partial to 1# cradle roll B roller 3 side, its absolute altitude be the minimum diameter roll coil of strip 13 on 1# cradle roll B roller 3 and travelling roller 5 time, push away winding up roller 4 and do not contact with the roll coil of strip 13.
A kind of method that Coil Box roll coil of strip is passively transferred, the tension force produced when the roll coil of strip 13 uncoiling occiput is entered milling train, as the power source that coil of strip is passively transferred, work drawback movement by 1# cradle roll, realize twice boosting to coil of strip, the inertia of the recycling roll coil of strip, completes the process that the roll coil of strip is passively transferred, specifically comprises the following steps that
1) Fig. 1 is seen, 1# lifting hydraulic cylinder 14 is driven to be given rise to by 1# cradle roll B roller 3 and 1# cradle roll A roller 1 same level position, the roll coil of strip 13 is placed in uncoiling on 1# cradle roll A roller 1 and 1# cradle roll B roller 3, motor drives 1# cradle roll A roller 1 and 1# cradle roll B roller 3 to rotate, drive coil of strip to roll to unreel, before roll coil of strip head enters finishing mill F1 unit 12, keep the lift height of hydraulic cylinder, 1# cradle roll A roller 1 and 1# cradle roll B roller 3 is made to be in level all the time, the roll coil of strip 13 center of gravity falls between 1# cradle roll A roller 1 and 1# cradle roll B roller 3, now fix roller 2 and do not contact the roll coil of strip 13;
2) Fig. 2 is seen, after coil of strip uncoiling, roll coil of strip head enters finishing mill F1 unit 12, drive 1# lifting hydraulic cylinder 14,1# cradle roll B roller 3 is made to be reduced to lowest limit position, now fixing roller 2 higher than 1# cradle roll B roller 3, fixing roller 2 contacts the roll coil of strip 13 and is pushed into by the roll coil of strip 13 between 1# cradle roll B roller 3 and travelling roller 5;
3) Fig. 3 is seen, drive 1# lifting hydraulic cylinder 14,1# cradle roll B roller 3 is made to lift, the winding up roller 4 that pushes away being simultaneously attached in 1# lifting hydraulic cylinder frame with 1# cradle roll B roller 3 also lifts therewith, by to 1# cradle roll B roller 3 and the lifting action pushing away winding up roller 4, the roll coil of strip 13 being shifted onto between travelling roller 5 and 2# cradle roll;
4) seeing Fig. 4, Fig. 5, rely on the tension force of roll coil of strip head and the effect of roll coil of strip inertia, the roll coil of strip 13 is continuous rolling on the A roller 6 of 2# cradle roll, B roller 7, C roller 8, and the final roll coil of strip 13 is rolled into split roller 9 place at uncoiling station 11, and the whole roll coil of strip 13 is passively transferred process and terminated.
The present invention carries out the transformation of novelty in the structure batching station 1# cradle roll existing equipment, 1# cradle roll adds fixing roller 2 and pushes away winding up roller 4, utilize the tension force that roll coil of strip uncoiling occiput produces when entering milling train, power source as steel-coil transferring, utilize the work drawback movement of the 1# cradle roll after improving, by the inertia of coil of strip, complete the whole transfer process of the Coil Box roll coil of strip.Instead of the control program of huge mechanism and the complexity adopted in current Coil Box roll coil of strip transfer process, save substantial amounts of equipment investment and maintenance cost.
Present configuration is simple, and easy to operate, after putting into production, stable equipment operation, equipment failure rate substantially reduces, and equipment maintenance expense substantially reduces.

Claims (4)

1. the device that a Coil Box roll coil of strip is passively transferred, including 1# cradle roll, finishing mill F1 unit, travelling roller, 2# cradle roll composition, 1# cradle roll is located at and is batched in station for stopping coil of strip and unreeling, travelling roller, 2# cradle roll and the 1# cradle roll A roller in 1# cradle roll are in being horizontally disposed with, the roll coil of strip from batch station transfer to uncoiling station time, it is using travelling roller and 2# cradle roll as transfer platform, after uncoiling, when roll coil of strip head enters finishing mill F1 unit, coil of strip can be produced certain tension force, the power source that this tension force is passively transferred as the roll coil of strip;It is characterized in that, described 1# cradle roll includes 1# lifting hydraulic cylinder, 1# cradle roll A roller, 1# cradle roll B roller, fixing roller, pushes away winding up roller;1# cradle roll B roller and push away winding up roller and be separately mounted in the frame of 1# lifting hydraulic cylinder;Fixing roller, between 1# cradle roll A roller and 1# cradle roll B roller, pushes away winding up roller and is positioned at the opposite side of 1# cradle roll B roller.
2. the device that a kind of Coil Box roll coil of strip according to claim 1 is passively transferred, it is characterized in that, when 1# cradle roll B roller is given rise to 1# cradle roll A roller same level position by 1# lifting hydraulic cylinder, the centrage of fixing roller is partial to 1# cradle roll A roller side, when its absolute altitude is on minimum diameter band Juan 1# cradle roll A roller and 1# cradle roll B roller, fixing roller does not contact with the roll coil of strip.
3. the device that a kind of Coil Box roll coil of strip according to claim 1 is passively transferred, it is characterized in that, the described centrage pushing away winding up roller is partial to 1# cradle roll B roller side, when its absolute altitude is on minimum diameter band Juan 1# cradle roll B roller and travelling roller, pushes away winding up roller and does not contact with the roll coil of strip.
4. adopt the method that the device that a kind of Coil Box roll coil of strip as claimed in claim 1 is passively transferred makes the roll coil of strip passively transfer, it is characterized in that, the tension force produced when roll coil of strip uncoiling occiput is entered milling train, as the power source that coil of strip is passively transferred, work drawback movement by 1# cradle roll, it is achieved twice boosting to coil of strip, the inertia of the recycling roll coil of strip, complete the process that the roll coil of strip is passively transferred, specifically comprise the following steps that
1) 1# lifting hydraulic cylinder is driven to be given rise to by 1# cradle roll B roller and 1# cradle roll A roller same level position, band is provided at uncoiling on 1# cradle roll A roller and 1# cradle roll B roller, motor drives 1# cradle roll A roller and 1# cradle roll B roller to rotate, drive coil of strip to roll to unreel, before roll coil of strip head enters finishing mill F1 unit, keep the lift height of hydraulic cylinder, 1# cradle roll A roller and 1# cradle roll B roller is made to be in level all the time, roll coil of strip center of gravity falls between 1# cradle roll A roller and 1# cradle roll B roller, now fixes roller and does not contact the roll coil of strip;
2) after coil of strip uncoiling, roll coil of strip head enters finishing mill F1 unit, drives 1# lifting hydraulic cylinder, makes 1# cradle roll B roller be reduced to lowest limit position, now fixing roller higher than 1# cradle roll B roller, the roll coil of strip is also pushed between 1# cradle roll B roller and travelling roller by the fixing roller contact roll coil of strip;
3) 1# lifting hydraulic cylinder is driven, 1# cradle roll B roller is made to lift, the winding up roller that pushes away being simultaneously attached in 1# lifting hydraulic cylinder frame with 1# cradle roll B roller also lifts therewith, by 1# cradle roll B roller and the lifting action pushing away winding up roller, being shifted onto between travelling roller and 2# cradle roll by the roll coil of strip;
4) relying on the tension force of roll coil of strip head and the effect of roll coil of strip inertia, with continuous rolling on the A roller of Juan 2# cradle roll, B roller, C roller, the final roll coil of strip is rolled into the split roller place at uncoiling station, and the whole roll coil of strip is passively transferred process and terminated.
CN201410830313.XA 2014-12-26 2014-12-26 Device and method for passively transferring coil of hot coil box Pending CN105772535A (en)

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Application Number Priority Date Filing Date Title
CN201410830313.XA CN105772535A (en) 2014-12-26 2014-12-26 Device and method for passively transferring coil of hot coil box

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111842483A (en) * 2020-07-02 2020-10-30 武汉科技大学 Multi-mode energy-saving hot-rolled strip steel production line and using method thereof
CN113083900A (en) * 2021-03-19 2021-07-09 中国重型机械研究院股份公司 Belt wrapper suitable for outer diameters of sleeves of various specifications and wrapper method

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Publication number Priority date Publication date Assignee Title
CN101157103A (en) * 2007-11-12 2008-04-09 鞍钢股份有限公司 Automatic transfer device and transfer method for hot coil box steel coil
US20090211324A1 (en) * 2008-02-21 2009-08-27 Mckenney Carl Active transfer apparatus for hot strip mill coilbox
CN202316643U (en) * 2011-11-14 2012-07-11 天津市中重科技工程有限公司 Double-station coreless transfer type hot coil box
CN204448890U (en) * 2014-12-26 2015-07-08 鞍钢股份有限公司 Device for passively transferring coil of hot coil box

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Publication number Priority date Publication date Assignee Title
CN101157103A (en) * 2007-11-12 2008-04-09 鞍钢股份有限公司 Automatic transfer device and transfer method for hot coil box steel coil
US20090211324A1 (en) * 2008-02-21 2009-08-27 Mckenney Carl Active transfer apparatus for hot strip mill coilbox
CN202316643U (en) * 2011-11-14 2012-07-11 天津市中重科技工程有限公司 Double-station coreless transfer type hot coil box
CN204448890U (en) * 2014-12-26 2015-07-08 鞍钢股份有限公司 Device for passively transferring coil of hot coil box

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111842483A (en) * 2020-07-02 2020-10-30 武汉科技大学 Multi-mode energy-saving hot-rolled strip steel production line and using method thereof
CN113083900A (en) * 2021-03-19 2021-07-09 中国重型机械研究院股份公司 Belt wrapper suitable for outer diameters of sleeves of various specifications and wrapper method

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Application publication date: 20160720