CN109926461A - A kind of deformed steel processing technology - Google Patents
A kind of deformed steel processing technology Download PDFInfo
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- CN109926461A CN109926461A CN201910345515.8A CN201910345515A CN109926461A CN 109926461 A CN109926461 A CN 109926461A CN 201910345515 A CN201910345515 A CN 201910345515A CN 109926461 A CN109926461 A CN 109926461A
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Abstract
The present invention provides a kind of deformed steel processing technology, and deformed steel processing technology includes cutting, heating, dephosphorization, rolling, hot bending shape, cooling and aligning.Single multiple length cutting is carried out to the steel billet as raw material using steel machine is cut, obtains single multiple length steel billet；Single multiple length steel billet is heated, blank after being heated；Dephosphorization processing in surface is carried out to blank after cutting, obtains blank after dephosphorization；Blank after dephosphorization is rolled, blank after being rolled；Online hot bending shape, blank after being formed are carried out to blank after rolling；Blank after molding is cooled down, blank after being cooled down；Blank after cooling is aligned using straightener, obtains deformed steel.The present invention completes the molding of deformed steel, the rolling defects such as no pockmark, crackle using the method for hot rolling and hot bending online.
Description
Technical field
The present invention relates to steel to roll manufacture field, particularly relates to a kind of deformed steel processing technology.
Background technique
Currently, steel sheet pile lock steel is a kind of building materials, make when bridge construction cofferdam, large-scale pipeline are laid with, interim irrigation canals and ditches excavate
Earth-retaining, water blocking, sand stop wall；Make to play a significant role in the engineerings such as revetment, retaining wall, levee revetment in harbour, unloading apron.Have
The advantages that easy for construction, work efficiency is high, and engineering safety coefficient is high, and waterproof sealing performance is superior.
Steel sheet pile latches steel cross sectional shape complexity, and the molding in the shape face is difficult to realize by the method for hot rolling.The prior art
Cross sectional shape needed for generally being obtained using hot rolling+clod wash technique and size.In Cold Bending, easy cracked phenomenon.
Summary of the invention
The purpose of the present invention is to provide a kind of deformed steel processing technologys, for solving prior art Steel Sheet Pile lock steel
Easily cracked problem in process.
To achieve the above object, the present invention the following technical schemes are provided:
A kind of deformed steel processing technology, the deformed steel processing technology include:
Cutting carries out single multiple length cutting to the steel billet as raw material using steel machine is cut, obtains single multiple length steel billet；
Heating heats single multiple length steel billet, blank after being heated；
Dephosphorization carries out surface dephosphorization processing to blank after the cutting, obtains blank after dephosphorization；
Rolling, rolls blank after the dephosphorization, blank after being rolled；
Hot bending shape carries out online hot bending shape, blank after being formed to blank after the rolling；
It is cooling, blank after the molding is cooled down, blank after being cooled down；
Aligning, aligns blank after the cooling using straightener, obtains deformed steel.
Wherein, include: in the rolling process
Roughing carries out roughing cogging to blank after the dephosphorization using milling train, obtains intermediate blank；
Finish rolling rolls the intermediate blank, blank after being rolled using finishing mill.
Wherein, in the hot bending shape, blank is successively rolled by the multi-pass molding roller being arranged in order after the rolling
Blank after the rolling, is constantly carried out transverse curvature by system.
Wherein, in the heating process, single multiple length steel billet is heated using three-stage heating furnace, heating process
In successively preheated, heated and soaking；
Heating temperature is 1150 DEG C -1250 DEG C.
Wherein, in the cooling process, before blank is transported to cold bed by roller-way after the molding, pusher dog device will be described
After molding blank be allocated on cold bed carry out it is air-cooled.
Wherein, in the aligning process, blank passes through the straightener with 4-6 group aligns wheel and is aligned after cooling.
Wherein, in the finishing rolling step, the intermediate blank is rolled using 2-3 frame mm finishing mill unit.
Wherein, in the roughing operation, roughing cogging is carried out to blank after the dephosphorization using 2-3 frame open-train mill.
Wherein, in the finishing rolling step,
The finishing mill auxiliary device includes rolling guide.
Wherein, the deformed steel processing technology further include:
Cutting head obtains the deformed steel of predetermined size using the burr at the method excision deformed steel both ends of sawing；
Packaging, the deformed steel is neatly placed on packaging platform, is wrapped using packaging material to the deformed steel
Dress.
The advantageous effects of the above technical solutions of the present invention are as follows:
In above scheme, the present invention completes the molding of deformed steel, no pockmark, crackle using the method for hot rolling and hot bending online
Etc. rolling defects.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of blank after the rolling in deformed steel processing technology of the invention；
The sectional view for the deformed steel that Fig. 2 is processed by deformed steel processing technology of the invention.
Appended drawing reference:
1, blank after rolling；2, deformed steel.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The present invention provides a kind of deformed steel for problem easily cracked in existing steel sheet pile lock steel process
Processing technology.
As shown in Figs. 1-2, the embodiment of the invention provides a kind of deformed steel processing technology, the deformed steel processing technology
Include:
Cutting carries out single multiple length cutting to the steel billet as raw material using steel machine is cut, obtains single multiple length steel billet；
Heating heats single multiple length steel billet, blank after being heated；
Dephosphorization carries out surface dephosphorization processing to blank after the cutting, obtains blank after dephosphorization；
Rolling, rolls blank after the dephosphorization, blank 1 after being rolled；
Hot bending shape carries out online hot bending shape to blank 1 after the rolling, blank after being formed；
It is cooling, blank after the molding is cooled down, blank after being cooled down；
Aligning, aligns blank after the cooling using straightener, obtains deformed steel 2.
Wherein, include: in the rolling process
Roughing carries out roughing cogging to blank after the dephosphorization using milling train, obtains intermediate blank；
Finish rolling rolls the intermediate blank, blank 1 after being rolled using finishing mill.
The present invention completes the molding of deformed steel 2, the i.e. molding of steel sheet pile lock steel using the method for hot rolling and hot bending online,
Without rolling defects such as pockmark, crackles.
Wherein, in the hot bending shape, blank 1 is successively rolled by the multi-pass molding roller being arranged in order after the rolling
Blank 1 after the rolling, is constantly carried out transverse curvature by system.
Wherein, in the heating process, single multiple length steel billet is heated using three-stage heating furnace, heating process
In successively preheated, heated and soaking；
Heating temperature is 1150 DEG C -1250 DEG C.
Wherein, in the cooling process, before blank is transported to cold bed by roller-way after the molding, pusher dog device will be described
After molding blank be allocated on cold bed carry out it is air-cooled.
Wherein, in the heating step, in the aligning process, blank passes through rectifying with 4-6 group aligns wheel after cooling
Straight machine is aligned.
Wherein, in the finishing rolling step, the intermediate blank is rolled using 2-3 frame mm finishing mill unit.
Wherein, in the roughing operation, roughing cogging is carried out to blank after the dephosphorization using 2-3 frame open-train mill.
Wherein, in the finishing rolling step,
The finishing mill auxiliary device includes rolling guide.
Wherein, the deformed steel processing technology further include:
Cutting head obtains the deformed steel 2 of predetermined size using the burr at method excision 2 both ends of deformed steel of sawing；
Packaging, the deformed steel 2 is neatly placed on packaging platform, is carried out using packaging material to the deformed steel 2
Packaging.
Technical process of the invention described in detail below:
A kind of deformed steel processing technology, the deformed steel processing technology include:
S1, cutting carry out single multiple length cutting to the steel billet as raw material using steel machine is cut, obtain single multiple length steel billet；
S2, heating heat single multiple length steel billet, blank after being heated；Using three-stage heating furnace to institute
Single multiple length steel billet is stated to be heated, three-stage heating furnace includes dividing preheating zone, heating zone, soaking zone, in heating process successively into
Row preheating, heating and soaking, homogeneous heating are easy to the stabilization of subsequent rolling size.Heating temperature is 1150 DEG C -1250 DEG C.
S3, dephosphorization carry out surface dephosphorization processing to blank after the cutting, obtain blank after dephosphorization；It is removed using high pressure water
Phosphorus device blank after line is to heating carries out surface dephosphorization processing, removes steel billet because of the oxide skin being thermally formed, avoids because of steel billet
Surface scale causes subsequent rolling the defects of pockmark occur.
S4, rolling roll blank after the dephosphorization, blank 1 after being rolled；
Include: in the rolling process
Roughing is carried out roughing cogging to blank after the dephosphorization using milling train, is removed using 2-3 frame open-train mill to described
Blank carries out roughing cogging after phosphorus, obtains intermediate blank；
Finish rolling rolls the intermediate blank using 2-3 frame mm finishing mill unit, blank 1 after being rolled, and in finishing rolling step, adopts
With the drafts adjustment of microcomputer control finishing mill, the finishing mill auxiliary device includes rolling guide, is avoided using rolling guide
Scuffing of the guide and guard to the surface of fashioned iron.Precise forming machine improvement tissue can be used in finishing rolling step and performance, precise forming machine are
For finishing mill, and guarantee that surface quality is met the requirements of the standard.In terms of precise forming, it is desirable that shape of product is correct, size is smart
Really, any surface finish, finishing mill adjust the precise forming for directly affecting rolling.
S5, hot bending shape carry out online hot bending shape to blank 1 after the rolling, through the online hot bending shape in the road 2-4, obtain
Blank after must forming；In the hot bending shape, blank 1 is successively rolled by the multi-pass molding roller being arranged in order after the rolling
Blank 1 after the rolling, is constantly carried out transverse curvature by system, will not the plastic working technique of specific section profile is made
Crack defect.
S6, cooling cool down blank after the molding, blank after being cooled down；In the cooling process, it is described at
Before blank is transported to cold bed by roller-way after type, pusher dog device blank after the molding is allocated on cold bed carry out it is air-cooled.
S7, aligning align blank after the cooling using straightener, obtain deformed steel 2.The aligning process
In, blank passes through the straightener with 4-6 group aligns wheel and is aligned after cooling.
S8, cutting head obtain the deformed steel 2 of predetermined size using the burr at method excision 2 both ends of deformed steel of sawing；
The deformed steel 2 is neatly placed on packaging platform by S9, packaging, using packaging material to the deformed steel 2 into
Row packaging, it is firm that packaging is answered, and hangs products mark board.
In above scheme, the present invention completes the molding of deformed steel 2 using the method for hot rolling and hot bending online, and no pockmark is split
The rolling defects such as line.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
In the description of the present invention, it is to be understood that, the orientation or positional relationship of the instructions such as term " on ", " one end " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " being equipped with " " connects
Connect " it shall be understood in a broad sense.It for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be straight
Connect it is connected, can also be indirectly connected through an intermediary.Being fixedly connected can be the common techniques such as to weld, be threadedly coupled and step up
Scheme.For the ordinary skill in the art, can be understood with concrete condition above-mentioned term in the present invention specifically contain
Justice.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of deformed steel processing technology, which is characterized in that the deformed steel processing technology includes:
Cutting carries out single multiple length cutting to the steel billet as raw material using steel machine is cut, obtains single multiple length steel billet；
Heating heats single multiple length steel billet, blank after being heated；
Dephosphorization carries out surface dephosphorization processing to blank after the cutting, obtains blank after dephosphorization；
Rolling, rolls blank after the dephosphorization, blank after being rolled；
Hot bending shape carries out online hot bending shape, blank after being formed to blank after the rolling；
It is cooling, blank after the molding is cooled down, blank after being cooled down；
Aligning, aligns blank after the cooling using straightener, obtains deformed steel.
2. deformed steel processing technology as described in claim 1, which is characterized in that include: in the rolling process
Roughing carries out roughing cogging to blank after the dephosphorization using milling train, obtains intermediate blank；
Finish rolling rolls the intermediate blank, blank after being rolled using finishing mill.
3. deformed steel processing technology as described in claim 1, which is characterized in that in the hot bending shape, base after the rolling
Blank after the rolling successively by the multi-pass molding roller rolling being arranged in order, is constantly carried out transverse curvature by part.
4. deformed steel processing technology as described in claim 1, which is characterized in that in the heating process, using three-stage plus
Hot stove heats single multiple length steel billet, is successively preheated, is heated and soaking in heating process；
Heating temperature is 1150 DEG C -1250 DEG C.
5. deformed steel processing technology as described in claim 1, which is characterized in that in the cooling process, base after the molding
Before part is transported to cold bed by roller-way, pusher dog device blank after the molding is allocated on cold bed carry out it is air-cooled.
6. deformed steel processing technology as described in claim 1, which is characterized in that in the aligning process, blank is passed through after cooling
Straightener with 4-6 group aligns wheel is aligned.
7. deformed steel processing technology as claimed in claim 2, which is characterized in that in the finishing rolling step, using 2-3 frame finish rolling
Unit rolls the intermediate blank.
8. deformed steel processing technology as claimed in claim 2, which is characterized in that in the roughing operation, using 2-3 frame row
Formula milling train carries out roughing cogging to blank after the dephosphorization.
9. deformed steel processing technology as claimed in claim 2, which is characterized in that in the finishing rolling step,
The finishing mill auxiliary device includes rolling guide.
10. deformed steel processing technology as described in any one of claims 1-9, which is characterized in that the deformed steel processes work
Skill further include:
Cutting head obtains the deformed steel of predetermined size using the burr at the method excision deformed steel both ends of sawing；
Packaging, the deformed steel is neatly placed on packaging platform, is packed using packaging material to the deformed steel.
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| CN201910345515.8A CN109926461A (en) | 2019-04-26 | 2019-04-26 | A kind of deformed steel processing technology |
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| CN201910345515.8A CN109926461A (en) | 2019-04-26 | 2019-04-26 | A kind of deformed steel processing technology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926804A (en) * | 2019-04-29 | 2019-06-25 | 宏源精工车轮股份有限公司 | A kind of yin head processing technology |
| CN110328499A (en) * | 2019-08-12 | 2019-10-15 | 宏源精工车轮股份有限公司 | A kind of fork truck gusset processing technology |
| CN110328500A (en) * | 2019-08-13 | 2019-10-15 | 宏源精工车轮股份有限公司 | A kind of guide rail steel processing technology |
| CN112878345A (en) * | 2020-12-25 | 2021-06-01 | 山东德坊新材料科技有限公司 | Hot-rolled C9 type lock catch deformed steel and preparation method thereof |
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| CN104759892A (en) * | 2015-03-23 | 2015-07-08 | 中冶赛迪工程技术股份有限公司 | Channel section steel production system and production method thereof |
| CN108188174A (en) * | 2017-12-18 | 2018-06-22 | 南通重矿金属新材料有限公司 | A kind of channel steel rolling production line |
| CN109261738A (en) * | 2018-11-16 | 2019-01-25 | 宏源精工车轮股份有限公司 | A kind of fashioned iron processing technology |
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Patent Citations (4)
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| JP2007039735A (en) * | 2005-08-03 | 2007-02-15 | Kobe Steel Ltd | Method for producing copper alloy sheet with deformed cross section |
| CN104759892A (en) * | 2015-03-23 | 2015-07-08 | 中冶赛迪工程技术股份有限公司 | Channel section steel production system and production method thereof |
| CN108188174A (en) * | 2017-12-18 | 2018-06-22 | 南通重矿金属新材料有限公司 | A kind of channel steel rolling production line |
| CN109261738A (en) * | 2018-11-16 | 2019-01-25 | 宏源精工车轮股份有限公司 | A kind of fashioned iron processing technology |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926804A (en) * | 2019-04-29 | 2019-06-25 | 宏源精工车轮股份有限公司 | A kind of yin head processing technology |
| CN110328499A (en) * | 2019-08-12 | 2019-10-15 | 宏源精工车轮股份有限公司 | A kind of fork truck gusset processing technology |
| CN110328500A (en) * | 2019-08-13 | 2019-10-15 | 宏源精工车轮股份有限公司 | A kind of guide rail steel processing technology |
| CN112878345A (en) * | 2020-12-25 | 2021-06-01 | 山东德坊新材料科技有限公司 | Hot-rolled C9 type lock catch deformed steel and preparation method thereof |
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Application publication date: 20190625 |