CN202398651U - Uncoiling device for preventing strip tail of flat steel from creasing - Google Patents
Uncoiling device for preventing strip tail of flat steel from creasing Download PDFInfo
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- CN202398651U CN202398651U CN2011204689814U CN201120468981U CN202398651U CN 202398651 U CN202398651 U CN 202398651U CN 2011204689814 U CN2011204689814 U CN 2011204689814U CN 201120468981 U CN201120468981 U CN 201120468981U CN 202398651 U CN202398651 U CN 202398651U
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- slewing rollers
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- uncoiling
- electromagnet
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Abstract
The utility model discloses an uncoiling device for preventing the strip tail of flat steel from creasing. The uncoiling device comprises at least one uncoiling channel, wherein an uncoiler, a pinch roll, a pair of crosscut shears and a first turning roll are sequentially arranged on the uncoiling channel along the running direction of the flat steel. Along the running direction of the flat steel, the front of the first turning roll is also provided with a second turning roll. The second turning roll opposite to the first turning roll is arranged under the first turning roll, and an inclined downward falling channel is arranged between the first turning roll and the second turning roll. Along the running direction of the flat steel, the front of the second turning roll is also provided with a tension roll. In addition, the falling channel is a magnetic channel which occasionally generates magnetic force, and the generation of the magnetic force of the magnetic channel and the shear action of the crosscut shears are interlocked with the turning action signal of the second turning roll.
Description
Technical field
The utility model relates to a kind of metallurgical servicing unit, relates in particular to a kind of decoiling equipment.
Background technology
The smooth unit of hot-stretch is mainly used in anneals and coating to orientation silicon steel, improves the plate shape and the magnetic of product.Fig. 1 has shown the structure of the smooth unit decoiling equipment of existing hot-stretch.As shown in Figure 1, for realizing continuous production, the decoiling equipment of this unit is divided into uncoiling passage A and following uncoiling channel B, and each uncoiling passage includes uncoiler 1, pinch roll 2, horizontal 3, first slewing rollers 4 and second slewing rollers 5 cut.Coil of strip is after being opened on the uncoiler 1, and the uncoiling passage through separately gets into unit and carries out processed.Because have higher normal throw (generally above 3 meters) between the upper and lower uncoiling passage, behind the coil of strip whipping on the uncoiler 1 of last uncoiling passage A, under the effect of forward pull, magnetic tape trailer can fall to second slewing rollers 5 from last uncoiling passage A fast.In this case, if belt steel thickness is thinner, the undercapacity of band steel itself is with the deadweight of support belt steel, and the band steel will fold, thereby produces the folding line defective.
The main thickness specification of orientation silicon steel, piles up second slewing rollers, 5 places and forms the folding line defective in case after the mistake of the band steel magnetic tape trailer of this type of specification is opened, can fall to second slewing rollers 5 shown in Figure 1 immediately generally all less than 0.30mm; In addition, again because the orientation silicon steel silicon content is high, the characteristic of bad plasticity, in case produce folding line, through follow-up bending roll group the time broken belt can take place, cause the unit cancel closedown.
For addressing the above problem, existing way is, on shown in Figure 1 uncoiling passage A horizontal cut 3 begin to shear before, the operating personnel pushes down magnetic tape trailer with instruments such as crow bar, pressing plates, is cut 3 and is sheared by horizontal again.Apply external force on magnetic tape trailer by manual work, thereby form backward pull, and then prevent that magnetic tape trailer from falling from last uncoiling passage A fast.But there is disadvantage in this solution:
(1) magnetic tape trailer of every coil volume all need apply artificial external force, so that backward pull to be provided, thereby has greatly increased field operation personnel's live load; And need man-machine combination operation, have higher potential safety hazard;
(2) because second slewing rollers to the effect that pinches of band steel, are with the suffered forward pull of steel very big when making whipping, therefore using the artificial method that applies backward pull also to be difficult to assurance band steel can fall gently, and the probability that the folding line defective takes place is still higher.
Publication number is CN1178764, and open day is on April 15th, 1998, and the Chinese patent file that name is called " decoiling device for thin strip sheet " discloses a kind of decoiling device for thin strip sheet, and it comprises: the supporting arrangement that is supporting the thin silver of web-like free to rotately; Coiling approaches the conveying roller that uncoiling is got off on the silver from the web-like of supporting arrangement supporting.On thin silver mobile route, more lean on the upstream side position that thin silver correction guider is set than the conveying roller.And thin silver correction guider includes: at an offside guide plate that is parallel to each other of thin silver mobile route both sides configuration; Be arranged at the face side guide roller between the guide plate of both sides; Corresponding with the face side guide roller, be arranged at the back side guide roller between the guide plate of both sides.
Above-mentioned patent provides the decoiling equipment of thin silver, and its core content is to adopt conveying roller and flipper guide to realize the uncoiling to thin silver.Its main purpose is in order to prevent band sideslip in uncoiling process, and is not suitable for and solves the folding phenomenon of orientation silicon steel thin material in the whipping process.
Summary of the invention
The goal of the invention of the utility model provides a kind of strip steel band tail that prevents and the decoiling equipment of folding line occurs, and this decoiling equipment should make the band steel in the whipping process, fall gently, thereby prevents that the folding line defective from appearring in thin strip steel band tail.
According to the foregoing invention purpose; The utility model provides a kind of strip steel band tail that prevents and the decoiling equipment of folding line occurs; It comprises at least one uncoiling passage; The direction of uncoiling passage upper edge strip steel operation is disposed with a uncoiler, a pinch roll, horizontal cutting and one first slewing rollers, and the direction of moving along the strip steel also is provided with one second slewing rollers in the place ahead of first slewing rollers, and these second slewing rollers are located at its below with respect to first slewing rollers; Be a whereabouts passage under oblique between first slewing rollers and second slewing rollers, also be provided with a jockey pulley in the place ahead of second slewing rollers along the direction of strip steel operation;
In addition, the whereabouts passage is a magnetic passage, therebetween or produce magnetic force, the go to action interlocking of signals of the generation of magnetic passage magnetic force and the horizontal shear action of cutting and second slewing rollers.
In the present technique scheme, coil of strip gets into the uncoiling passage after the uncoiler uncoiling, more successively through pinch roll, horizontally cut, get into magnetic passage (whereabouts passage) behind first slewing rollers.When being with steel by horizontal shearing; Horizontal shear action of cutting triggers interlocking signal; Make the magnetic passage produce magnetic force, steel end be adsorbed on the magnetic passage that jockey pulley clamped and was with steel to be fed forward this moment; Thereby make steel end form certain backward pull, avoid steel end behind the whipping to fall fast taking place folding.After steel end passed through second slewing rollers, second slewing rollers stopped operating, and triggered interlocking signal, made the magnetic force of magnetic passage disappear, thereby accomplished a uncoiling operation.
Preferably, in above-mentioned decoiling equipment, the magnetic passage comprises:
One liner plate has the groove that several are offered along the length direction of liner plate on it;
Several electromagnet, its correspondence are located in each groove, the go to action interlocking of signals of the power on signal of electromagnet and the horizontal shear action of cutting and second slewing rollers.When horizontal shear action of cutting triggers interlocking signal, the electromagnet energising, thus produce magnetic force; , trigger second slewing rollers interlocking signal when stopping operating, the electromagnet outage, thus magnetic force disappears.
Preferably, in above-mentioned decoiling equipment, the magnetic passage comprises:
One liner plate has the groove that several are offered along the length direction of liner plate on it;
Several electromagnet, its correspondence are located in each groove, the go to action interlocking of signals of the power on signal of electromagnet and the horizontal shear action of cutting and second slewing rollers;
The magnetic belt of one sealing, it is peripheral that it is located at said liner plate, and twine and wrap on first slewing rollers and second slewing rollers, and the magnetic belt is set to around first slewing rollers and the transmission on a first direction of second slewing rollers.This first direction can be clockwise direction.
When horizontal shear action of cutting triggers interlocking signal, the electromagnet energising, the magnetic force stack that electromagnet and magnetic belt produce on the magnetic passage, this moment, the magnetic passage was the ferromagnetism state; , trigger second slewing rollers interlocking signal when stopping operating, the electromagnet outage, and the belt that only is magnetic on the magnetic passage produces magnetic force, and this moment, the magnetic passage was weak magnetic state.The magnetic belt can transmission on first direction, thereby can reduce to the full extent to have avoided the generation of scratch defect, and then improved product quality with the friction of steel in dropping process.
The utility model is described to prevent that the decoiling equipment that folding line appears in strip steel band tail from having the following advantages:
(1) the described decoiling equipment of the utility model is through applying magnetic force to steel end, realized that steel end is built automatically to open, thereby made thin strip steel band tail folding line rate decline to a great extent;
(2) the described decoiling equipment of the utility model can also reduce to have avoided the generation of scratch defect, thereby improved product quality with the friction of steel in dropping process to the full extent;
(3) the described decoiling equipment of the utility model replaces artificial externally applied forces through magnetic force, thereby when alleviating operating personnel's live load, has eliminated potential safety hazard.
Description of drawings
Fig. 1 is the structural representation of the smooth unit decoiling equipment of existing hot-stretch.
Fig. 2 is that the structural representation of decoiling equipment under a kind of embodiment of folding line appears in the described strip steel band tail that prevents of the utility model.
Fig. 3 is that the structural representation of decoiling equipment under another kind of embodiment of folding line appears in the described strip steel band tail that prevents of the utility model.
Fig. 4 is the partial enlarged drawing in Fig. 3 frame of broken lines.
The specific embodiment
To combine Figure of description and concrete embodiment that the described decoiling equipment that prevents that folding line from appearring in strip steel band tail of the utility model is done further detailed description below.
Embodiment 1
Fig. 2 has shown that the decoiling equipment structure in the present embodiment of folding line appears in the described strip steel band tail that prevents of the utility model.As shown in Figure 2; The described decoiling equipment of present embodiment comprises uncoiling passage A and two uncoiling passages of following uncoiling channel B; The direction of every uncoiling passage upper edge strip steel operation once is provided with uncoiler 1, pinch roll 2, horizontal 3 and first slewing rollers 4 of cutting; Also be provided with second slewing rollers, 5, the second slewing rollers 5 in the place ahead of first slewing rollers 4 along the direction of strip steel operation and be located at its below with respect to first slewing rollers 4, and in the drive rotation down of band steel operation.Be a magnetic passage (whereabouts passage) under oblique between first slewing rollers 4 and second slewing rollers 5, also be provided with jockey pulley 6 in the place ahead of second slewing rollers 5 along the direction of strip steel operation.In the present embodiment, the magnetic passage comprises liner plate 71, has four grooves of offering along the length direction of liner plate 71 on it.Four electromagnet 72 correspondences are located in each groove, and the power on signal of electromagnet 72 and horizontal is cut 3 the shear action and the go to action interlocking of signals of second slewing rollers 5, promptly when horizontal 3 the shear action of cutting when triggering interlocking signal, and electromagnet 72 energisings, thus produce magnetic force; When second slewing rollers 5 stop operating the triggering interlocking signal, electromagnet 72 outages, thus magnetic force disappears.
Please continue to consult Fig. 2, coil of strip is getting into uncoiling passage A after uncoiler 1 uncoiling of uncoiling passage A, more successively through pinch roll 2, horizontally cut behind 3, first slewing rollers 4 and get into magnetic passages (whereabouts passage).When the band steel is cut 3 when shearing by horizontal; Horizontal 3 the shear action triggering interlocking signal of cutting makes electromagnet 72 energisings to produce magnetic force; Steel end is adsorbed on the liner plate 71; Jockey pulley 6 clamped the band steel and was fed forward this moment, thereby made steel end form certain backward pull, avoided steel end behind the whipping to fall fast taking place folding.After steel end passed through second slewing rollers 5, second slewing rollers 5 stopped operating, and triggered interlocking signal, made electromagnet 72 cut off the power supply, and magnetic force disappears, thereby guaranteed that the follow-up band steel taping head of uncoiling channel B down can smooth and easyly move.
Fig. 3 has shown that the decoiling equipment structure in the present embodiment of folding line appears in the described strip steel band tail that prevents of the utility model.Fig. 4 is the partial enlarged drawing in Fig. 3 frame of broken lines.Like Fig. 3, shown in Figure 4; Embodiment 2 is on the basis of embodiment 1; Its magnetic passage also comprises the magnetic belt 73 of a sealing, and it is located at said liner plate 71 peripheries, and winding wraps on first slewing rollers 4 and second slewing rollers 5; Magnetic belt 73 is set to go up transmission along clockwise direction around first slewing rollers 4 and second slewing rollers 5, and its transmission speed is slightly slower than the velocity of rotation of jockey pulley 6.When being with steel by horizontal shearing, horizontal shear action of cutting triggers interlocking signal, makes electromagnet 72 switch on; Electromagnet 72 superposes with the magnetic force that magnetic belt 73 produces on the magnetic passage, and this moment, the magnetic passage was the ferromagnetism state, and steel end is adsorbed on the magnetic belt 73; Because jockey pulley 6 clamps the band steel and is fed forward, magnetic belt 73 transmission speeds are slightly slower than jockey pulley 6, thereby set up certain backward pull at steel end; When avoiding steel end behind the whipping to fall fast taking place folding; Also reduce to the full extent to have avoided the generation of scratch defect, and then improved product quality with the friction of steel in dropping process.After steel end passes through second slewing rollers 5; Second slewing rollers 5 stop operating, and trigger interlocking signal, make electromagnet 72 cut off the power supply; The belt 73 that only is magnetic on the magnetic passage produces magnetic force; This moment, the magnetic passage was weak magnetic state, can play the effect of traction to the band steel taping head on the following uncoiling passage, thereby guaranteed that the follow-up band steel taping head of uncoiling passage down can move more swimmingly.
Be noted that the above specific embodiment of enumerating that is merely the utility model, obviously the utility model is not limited to above embodiment, and many similar variations are arranged thereupon.If those skilled in the art from all distortion that the disclosed content of the utility model directly derives or associates, all should belong to the protection domain of the utility model.
Claims (4)
1. one kind prevents that the decoiling equipment of folding line from appearring in strip steel band tail; It comprises at least one uncoiling passage; The direction of said uncoiling passage upper edge strip steel operation is disposed with a uncoiler, a pinch roll, horizontal cutting and one first slewing rollers; Direction along the operation of strip steel also is provided with one second slewing rollers in the place ahead of said first slewing rollers; These second slewing rollers are located at its below with respect to first slewing rollers, are an oblique whereabouts passage down between said first slewing rollers and second slewing rollers, and the direction of moving along the strip steel also is provided with a jockey pulley in the place ahead of said second slewing rollers; It is characterized in that:
Said whereabouts passage is a magnetic passage, therebetween or produce magnetic force, the go to action interlocking of signals of the generation of said magnetic passage magnetic force and the said horizontal shear action of cutting and second slewing rollers.
2. decoiling equipment as claimed in claim 1 is characterized in that, said magnetic passage comprises:
One liner plate has the groove that several are offered along the length direction of liner plate on it;
Several electromagnet, its correspondence are located in each groove, the go to action interlocking of signals of the power on signal of said electromagnet and the said horizontal shear action of cutting and second slewing rollers.
3. decoiling equipment as claimed in claim 1 is characterized in that, said magnetic passage comprises:
One liner plate has the groove that several are offered along the length direction of liner plate on it;
Several electromagnet, its correspondence are located in each groove, the go to action interlocking of signals of the power on signal of said electromagnet and the said horizontal shear action of cutting and second slewing rollers;
The magnetic belt of one sealing, it is peripheral that it is located at said liner plate, and twine and wrap on said first slewing rollers and second slewing rollers, and said magnetic belt is set to around first slewing rollers and the transmission on a first direction of second slewing rollers.
4. decoiling equipment as claimed in claim 3 is characterized in that, said first direction is a clockwise direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204689814U CN202398651U (en) | 2011-11-22 | 2011-11-22 | Uncoiling device for preventing strip tail of flat steel from creasing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204689814U CN202398651U (en) | 2011-11-22 | 2011-11-22 | Uncoiling device for preventing strip tail of flat steel from creasing |
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| Publication Number | Publication Date |
|---|---|
| CN202398651U true CN202398651U (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204689814U Expired - Fee Related CN202398651U (en) | 2011-11-22 | 2011-11-22 | Uncoiling device for preventing strip tail of flat steel from creasing |
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| CN (1) | CN202398651U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334723A (en) * | 2016-09-14 | 2017-01-18 | 宝钢工程技术集团有限公司 | Thin strip steel tail coiling assistance device and control method thereof |
| CN107470360A (en) * | 2017-08-10 | 2017-12-15 | 张家港浦项不锈钢有限公司 | A kind of think gauge stainless steel strip devices for taking-up and method for coiling |
| CN113020288A (en) * | 2021-03-01 | 2021-06-25 | 无锡普天铁心股份有限公司 | Rolled steel conveying tension reconstruction device |
-
2011
- 2011-11-22 CN CN2011204689814U patent/CN202398651U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334723A (en) * | 2016-09-14 | 2017-01-18 | 宝钢工程技术集团有限公司 | Thin strip steel tail coiling assistance device and control method thereof |
| CN107470360A (en) * | 2017-08-10 | 2017-12-15 | 张家港浦项不锈钢有限公司 | A kind of think gauge stainless steel strip devices for taking-up and method for coiling |
| CN107470360B (en) * | 2017-08-10 | 2019-06-21 | 浦项(张家港)不锈钢股份有限公司 | A kind of think gauge stainless steel strip devices for taking-up and method for coiling |
| CN113020288A (en) * | 2021-03-01 | 2021-06-25 | 无锡普天铁心股份有限公司 | Rolled steel conveying tension reconstruction device |
| CN113020288B (en) * | 2021-03-01 | 2021-12-07 | 无锡普天铁心股份有限公司 | Rolled steel conveying tension reconstruction device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20201122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |