CN109848655A - A kind of middle-size and small-size structural steel finely finishing method of multi-thread pass - Google Patents
A kind of middle-size and small-size structural steel finely finishing method of multi-thread pass Download PDFInfo
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- CN109848655A CN109848655A CN201910138246.8A CN201910138246A CN109848655A CN 109848655 A CN109848655 A CN 109848655A CN 201910138246 A CN201910138246 A CN 201910138246A CN 109848655 A CN109848655 A CN 109848655A
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Abstract
The invention belongs to structural steel finely finishing method technical fields, more particularly to a kind of multi-thread middle-size and small-size structural steel finely finishing method of pass, structural steel after rolling is cooled down by cold bed, and structural steel is aligned by alignment means, structural steel after more alignment is transferred to cold bed blanking rollgang by cold bed blanking device, and more structural steels are delivered to multi-thread pass straightener together by cold bed blanking rollgang；More structural steels are aligned together by multi-thread pass straightener；Structural steel after more alignings pass through together cutter device cut off, back-end crop or cutting to length.The present invention simultaneously in more, small dimension structural steel align after shear or sawing, improve production efficiency, reduce production cost.
Description
Technical field
The invention belongs to structural steel finely finishing method technical fields, and in particular to a kind of multi-thread middle-size and small-size structural steel of pass
Finely finishing method.
Background technique
It is widely used in various building structure and engineering structure using H profile steel, channel steel, angle steel as the structural steel of representative,
Such as house beam, bridge, power transmission tower, handling machinery, ship, industrial furnace, reaction tower, receptacle stand and warehouse shelf.
Currently, the mill speed of medium and small structural steel production is higher than the aligning speed of straightener, rhythm of production is not
Match.Producer is to cope with such situation, is generally equipped with identical more straighteners simultaneously in the production line or will be cold on cold bed
But the steel completed are hung with crane and are aligned offline under line, have seriously affected production efficiency, increase the labor intensity at scene.
The generally existing aligning of the medium and small structural steel production line of tradition is asynchronous with cutting；Shear needs artificial
It participates in carrying out cutting to length.The big and high labor cost there are error, the steel quantity of single straightening and shearing is few, production efficiency it is low and
The problems such as high degree of automation.
Summary of the invention
In view of the above technical problems, the present invention provides a kind of multi-thread middle-size and small-size structural steel finely finishing method of pass, the party
Method is produced suitable for medium and small structural steel, and production efficiency can be improved.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
A kind of middle-size and small-size structural steel finely finishing method of multi-thread pass, the structural steel after rolling is cooled down by cold bed, and is passed through
Alignment means are aligned structural steel, and to be transferred to cold bed blanking defeated by the structural steel after more alignment for cold bed blanking device
Roller-way is sent, more structural steels are delivered to multi-thread pass straightener together by cold bed blanking rollgang；Pass through multi-thread pass
Straightener aligns more structural steels together；Structural steel after more alignings passes through cutter device together and is cut
It cuts.
Cold bed blanking rollgang uses magnetic roll, and structural steel is prevented to be displaced.
The inlet and outlet of multi-thread pass straightener is respectively equipped with comb shaped structure, by comb shaped structure to more structural steels
It is combed.
The cutter device uses cutter or sawing machine.
The entrance of the cutter device is equipped with photoelectric detection system one and magnetic roll with encoder one；Its exit is set
There are photoelectric detection system two and magnetic roll with encoder two.
Compared with prior art, the present invention having the beneficial effect that
By the way of carrying out shearing or sawing again after first aligning, straightening blind area is reduced with the long ruler straightening process of large-length cooling
Advantage improves lumber recovery；The present invention simultaneously in more, small dimension structural steel align after shear or sawing, improve
Production efficiency reduces production cost；The present invention can cut off automatically, back-end crop and cut scale, substantially increase automation journey
Degree, reduces labor intensity, high safety and reliability.
Detailed description of the invention
Fig. 1 is the principle of the present invention schematic diagram；
Wherein: 1 is cold bed, and 2 be alignment means, and 3 be baffle, and 4 be cold bed blanking device, and 5 be cold bed blanking rollgang, and 6 are
Magnetic roll, 7 be multi-thread pass straightener, and 8 be magnetic roll one with encoder, and 9 be photoelectric detection system one, and 10 be cutting dress
It sets, 11 be magnetic roll two with encoder, and 12 be photoelectric detection system two, and 13 be waste material collection device, and 14 is defeated for stacking rack
Enter roller-way, 15 be stacking rack, and 16 be stacking rack runout table, and 17 be bundling and tight device, and 18 be collecting frame.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
As shown in Figure 1, a kind of middle-size and small-size structural steel finely finishing method of multi-thread pass, rolls the structural steel of completion through stepping
Beam/chain Combined cooling table 1 conveys while cooling to 4 side of cold bed blanking device, is transported to the structure near cold bed blanking device 4 and uses
Steel is conveyed by alignment means 2 to baffle 3, plays the role of for structural steel being aligned.More be aligned after structural steel it is logical
It crosses cold bed blanking device 4 to be transported on cold bed blanking rollgang 5, by cold bed blanking rollgang 5 by more structural steels one
It is same to be delivered to multi-thread pass straightener 7；More structural steels are aligned together by multi-thread pass straightener 7；More are rectified
Structural steel after straight pass through together cutter device 10 cut off, back-end crop or cutting to length.
Preferably, it is provided with magnetic roll 6 on cold bed blanking rollgang 5, to prevent structural steel during transportation
It moves in roller axis direction along cold bed blanking rollgang 5.
Further, the inlet and outlet of multi-thread pass straightener 7 is respectively equipped with comb shaped structure, by comb shaped structure to more
Structural steel is combed.Comb shaped structure can by multiple pinch roll sets arranged side by side at or those skilled in the art can
Other corresponding structures are arranged, comb shaped structure main function is to make to maintain a certain distance between more structural steels, is conducive to
Into straightener and cutter device.
Specific: structural steel is transported to multi-thread pass under the collective effect of cold bed blanking rollgang 5 and magnetic roll 6
Straightener 7 is aligned, and the straightening roll of multi-thread pass straightener 7 has roller shape identical with the quantity of the structural steel of aligning,
Multi-thread pass straightener 7 side adjacent with cold bed blanking rollgang 5 is equipped with comb shape pinch roller, to assist multi-thread pass
Straightener 7 bites.
The structural steel that aligning is completed is by being arranged in the cutter device after the multi-thread pass straightener 7 with comb shape pinch roller
10 structural steel is cut off, back-end crop or cutting to length.
Further, cutter device uses cutter or sawing machine.
Further, the entrance of cutter device is equipped with magnetic roll 1 with encoder and photoelectric detection system 1；It goes out
Magnetic roll 2 11 with encoder and photoelectric detection system 2 12 are equipped at mouthful.
Cut off function: assuming that the radius R of magnetic roll with encoder 11It is known that magnetic roll 1 with encoder rotates
The passed through distance of one circlel 1=2πR1, to may know that structural steel is transported to apart from its L1When shearing/the sawing machine 10 at place
The circle number that magnetic roll 1 with encoder is rotated are as follows: n1= L1÷l 1.If the head length for the structural steel being sheared is
L0, then structural steel is by conveying L0Apart from when the circle number that rotates of magnetic roll 1 with encoder are as follows: n2= L0÷l 1.Work as structure
When being transported to photoelectric detection system 1 with steel with certain speed, photoelectric detection system 1 can issue magnetic roll with encoder
One 8 one signals.After magnetic roll 1 with encoder receives signal, the encoder start recording being disposed thereon is with encoder
Magnetic roll one rotate circle number.N is rotated in magnetic roll 1 with encoder1 + n2The letter of shearing/sawing machine 10 is issued after circle
Number, shearing/sawing machine 10 starts shearing/sawing after receiving the signal that magnetic roll 1 with encoder issues, and cuts away structural steel
Irregular head.
Accurate positioning function: assuming that the length of required structural steel is L.Can there are two types of method realize accurate positioning function, implementation
It is as follows:
Mode one (is realized) with magnetic roll 1 with encoder and photoelectric detection system 1: structural steel is by the distance of conveying L
When the circle number that rotates of magnetic roll 1 with encoder are as follows: n3= L÷l 1.The irregular head of structural steel is cut away in shearing/sawing
Behind portion, shearing/sawing machine 10 issues one 8 signal of magnetic roll with encoder, magnetic roll 1 with encoder receive shearing/
The encoder of magnetic roll 1 with encoder starts to record again after the signal that sawing machine 10 is issued, in magnetic with encoder
Power roller 1 rotates n310 signal of shearing/sawing machine is issued after circle, shearing/sawing machine 10 receives magnetic roll 1 with encoder and sends out
Start shearing/sawing after signal out, shear/length of the structural steel of sawing is L.
Mode two (is realized) with magnetic roll 2 11 with encoder and photoelectric detection system 2 12: assuming that magnetic with encoder
The radius R of power roller 2 112The passed through distance it is known that the rotation of magnetic roll 2 11 with encoder is turned aroundl 2=2πR2.Cutting away knot
Behind the irregular head of structure steel, structural steel continuation is conveyed, when being transported to photoelectric detection system 2 12, Photoelectric Detection dress
It sets 2 12 and issues 2 11 signal of magnetic roll with encoder.Magnetic roll 2 11 with encoder receives electric detection means 2 12 and is sent out
After the signal given, the circle of the rotation of magnetic roll 2 11 of the encoder start recording encoder of institute's band on the magnetic roll 2 11 of encoder
Number.N is rotated in the magnetic roll 2 11 of encoder4=(L-L2) ÷l 210 signal of shearing/sawing machine, shearing/sawing machine are issued after circle
10 receive the signal that magnetic roll 2 11 with encoder issues after start shearing/sawing, shear/the length of the structural steel of sawing
Degree is L.
Back-end crop function: the method similar with accurate positioning function is realized.After the scale structural steel for having sheared certain amount, institute
Surplus clout is the material tail cut/sawed.
Structural steel after the completion of walking beam/chain Combined cooling table 1 is cooling shear by aligning/sawing when, knot
The real active mode one of structure steel front accurate positioning function, because magnetic roll 1 with encoder and one 9 distance of photoelectric detection system are cut
Cut/sawing machine 10 is apart from for L1, cannot achieve structural steel rear portion and cut scale and back-end crop function, can select mode two real at this time
It is existing.
Shearing/sawing machine 10 be nearby provided with waste material collection device 13 shear to collect shearing/sawing machine/sawing under
The material head or material tail come.
Scale complete structural steel be stacked rack approach table 14 be transported to stacking rack 15 carry out stacking after, pass through
Stacking rack runout table 16 is transported to bundling and tightly device 17 and next carry out bundling, is collected rack 18 later and is received
Collection.
Only presently preferred embodiments of the present invention is explained in detail above, but the present invention is not limited to above-described embodiment,
Within the knowledge of a person skilled in the art, it can also make without departing from the purpose of the present invention each
Kind variation, various change should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of middle-size and small-size structural steel finely finishing method of multi-thread pass, it is characterised in that: structural steel after rolling by cold bed into
Row cooling, and structural steel is aligned by alignment means, cold bed blanking device turns the structural steel after more alignment
Cold bed blanking rollgang is moved to, by cold bed blanking rollgang more structural steels multi-thread pass is delivered to together and aligned
Machine；More structural steels are aligned together by multi-thread pass straightener；Structural steel after more alignings passes through together
Cutter device is cut.
2. a kind of multi-thread middle-size and small-size structural steel finely finishing method of pass according to claim 1, it is characterised in that: under cold bed
Expect that rollgang is equipped with magnetic roll, structural steel is prevented to be displaced.
3. a kind of multi-thread middle-size and small-size structural steel finely finishing method of pass according to claim 1, it is characterised in that: multiple wire holes
The inlet and outlet of type straightener is respectively equipped with comb shaped structure, is combed by comb shaped structure to more structural steels.
4. a kind of multi-thread middle-size and small-size structural steel finely finishing method of pass according to claim 1, it is characterised in that: described to cut
Device is cut using cutter or sawing machine.
5. a kind of multi-thread middle-size and small-size structural steel finely finishing method of pass according to claim 1, it is characterised in that: described to cut
The entrance for cutting device is equipped with photoelectric detection system one and magnetic roll with encoder one；Its exit is equipped with photoelectric detection system
Two and magnetic roll with encoder two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138246.8A CN109848655A (en) | 2019-02-25 | 2019-02-25 | A kind of middle-size and small-size structural steel finely finishing method of multi-thread pass |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138246.8A CN109848655A (en) | 2019-02-25 | 2019-02-25 | A kind of middle-size and small-size structural steel finely finishing method of multi-thread pass |
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|---|---|
| CN109848655A true CN109848655A (en) | 2019-06-07 |
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| CN201910138246.8A Pending CN109848655A (en) | 2019-02-25 | 2019-02-25 | A kind of middle-size and small-size structural steel finely finishing method of multi-thread pass |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139248A (en) * | 2019-06-27 | 2020-12-29 | 杰富意钢铁株式会社 | Finishing equipment and finishing method for round bar steel |
| CN114042754A (en) * | 2021-11-16 | 2022-02-15 | 中冶沈勘秦皇岛工程设计研究总院有限公司 | Section rolling system and production method |
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| US5156033A (en) * | 1988-09-01 | 1992-10-20 | Nkk Corporation | Method of cutting steel products in a rolling line |
| CN2309911Y (en) * | 1997-11-11 | 1999-03-10 | 周和敏 | Steel bar straightening length-preset cutting machine |
| EP0979701A1 (en) * | 1998-02-02 | 2000-02-16 | Nkk Corporation | Multiple bar straightening and cutting system in bar steel rolling line |
| CN205551990U (en) * | 2016-04-28 | 2016-09-07 | 中冶华天南京工程技术有限公司 | Even system of cutting is rectified with company of fixed cold shears to many alignings of small dimension shaped steel |
| CN107030106A (en) * | 2017-04-28 | 2017-08-11 | 中冶东方工程技术有限公司 | Utilize the method for continuous small-size production line of bar type of production product made from steel |
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2019
- 2019-02-25 CN CN201910138246.8A patent/CN109848655A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5156033A (en) * | 1988-09-01 | 1992-10-20 | Nkk Corporation | Method of cutting steel products in a rolling line |
| CN2309911Y (en) * | 1997-11-11 | 1999-03-10 | 周和敏 | Steel bar straightening length-preset cutting machine |
| EP0979701A1 (en) * | 1998-02-02 | 2000-02-16 | Nkk Corporation | Multiple bar straightening and cutting system in bar steel rolling line |
| CN205551990U (en) * | 2016-04-28 | 2016-09-07 | 中冶华天南京工程技术有限公司 | Even system of cutting is rectified with company of fixed cold shears to many alignings of small dimension shaped steel |
| CN107030106A (en) * | 2017-04-28 | 2017-08-11 | 中冶东方工程技术有限公司 | Utilize the method for continuous small-size production line of bar type of production product made from steel |
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| 刘庆祯，贾增坡: "莱钢中小型连轧生产线技术装备状况及改进", 《轧钢》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139248A (en) * | 2019-06-27 | 2020-12-29 | 杰富意钢铁株式会社 | Finishing equipment and finishing method for round bar steel |
| CN114042754A (en) * | 2021-11-16 | 2022-02-15 | 中冶沈勘秦皇岛工程设计研究总院有限公司 | Section rolling system and production method |
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Application publication date: 20190607 |