CN109821923A - A kind of production method of anti-corrosion coating plain bar - Google Patents
A kind of production method of anti-corrosion coating plain bar Download PDFInfo
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- CN109821923A CN109821923A CN201910142665.9A CN201910142665A CN109821923A CN 109821923 A CN109821923 A CN 109821923A CN 201910142665 A CN201910142665 A CN 201910142665A CN 109821923 A CN109821923 A CN 109821923A
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- coating
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- reinforcing bar
- surface cleaning
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Abstract
The invention discloses a kind of production methods of anti-corrosion coating plain bar, the following steps are included: plain bar is completed rolling, air-cooled, collection is rolled into as after coiling, reinforcing bar after the coiling carries out uncoiling unwrapping wire in 45 DEG C~550 DEG C temperature ranges, and it is sequentially completed coating production and coating cooling after surface cleaning processing, purified treatment, wherein, between coating production after the surface cleaning processing and purified treatment according to the actual situation, the reheating processing of the reinforcing bar after the primary uncoiling unwrapping wire can be carried out.Production method disclosed by the invention has many advantages, such as that process is short, at low cost and strong operability.
Description
Technical field
The present invention relates to corrosion-resistant steel bar production fields, more particularly to a kind of producer of anti-corrosion coating plain bar
Method.
Background technique
In view of infrastructural project is anti-corrosion to building, requirement of durability, Epoxy Resin Reinforcement type coating reinforcing bar is obtained
Fast development was obtained, country has put into effect the standards such as Epoxy Resin Reinforcement with the portion of building is lived in succession.Currently, most epoxy resin steel
Muscle is the reinforcing bar post-processing forming of outsourcing iron and steel enterprise, coated reinforcement processing enterprise, and minority is in a reinforcing bar manufacturing enterprise
What two workshops were completed, it is identical in that the raw material of coated reinforcement is cold conditions, must be carried out before coating treatment together
Heating process is so that reinforcing bar temperature reaches coating treatment optimum temperature section, and there are process flows for the production of such coated reinforcement
The disadvantages of long, heating increases cost, therefore, it is necessary to propose the anti-corrosion coating plain bar production of a kind of short route, low cost
Method.
Summary of the invention
The purpose of the present invention is to provide a kind of production methods of anti-corrosion coating plain bar, solve existing anti-corrosion coating light
The disadvantages of round bar production process long flow path, heating increase cost.
According to technical solution provided by the invention, can be carried out according to following scheme.
Optionally, after plain bar completes rolling, air-cooled, collection is rolled into coil, reinforcing bar after the coiling 45 DEG C~
Uncoiling unwrapping wire is carried out in 550 DEG C of temperature ranges, and be sequentially completed the coating production after surface cleaning processing, purified treatment and
Coating is cooling, wherein between the coating production after the surface cleaning processing and purified treatment according to the actual situation, can be into
The reheating processing of reinforcing bar after the primary uncoiling unwrapping wire of row.
Optionally, the surface cleaning processing includes one or two kinds of composite squares of the techniques such as sandblasting, shot-peening, pickling
Formula.
Optionally, the coating includes epoxy coating, modified epoxy coating and other polymeric coating layers.
Optionally, the reinforcing bar temperature range on the cold bed (45 DEG C~550 DEG C) contains the optimum temperature of coating production
Section (150 DEG C~290 DEG C).
Optionally, when the reinforcing bar temperature in the coiling is lower than coating production optimum temperature, can show to purify described
Primary reheating processing is carried out between processing and coating production, wherein the reheating processing can pass through induction furnace, company
The modes such as continuous furnace carry out.
Optionally, when the temperature of the reinforcing bar in the coiling is lower than the optimum temperature section (150 DEG C~290 of coating production
DEG C) when, the production process of the coating plain bar includes surface cleaning processing, reheats processing and coating production and coating
It is cooling, wherein (150 DEG C of the optimum temperature section of described reheating treated reinforcing bar temperature the is in coating treatment
~290 DEG C).
Optionally, when the actual temperature of the reinforcing bar in the coiling be in coating production optimum temperature section (150 DEG C~
290 DEG C) when, the production process of the coating plain bar includes surface cleaning processing and coating production later, is not necessarily to right
It is required that reheating treatment process described in 5.
Optionally, when the temperature of the reinforcing bar in the coiling is higher than the optimum temperature section of coating treatment, the coating
The production process of plain bar includes coating production to warm, surface cleaning processing and later, wherein described to refer to waiting to temperature
The temperature of the plain bar cooling a period of time, waiting temperature are cooled to the optimum temperature section (150 DEG C~290 of coating treatment
DEG C), it can rollgang on coiling rollgang upper, before surface cleaning processing or after surface cleaning processing to temperature
On.
Optionally, the coating plain bar is epoxy coating plain bar.
The present invention compared to existing abrasion-resistant cast steel material under the premise of not increasing production difficulty, have wear and shock-resistant,
The advantages that service life is long, cost performance is high and is conducive to industrializing implementation and promotes.
Specific embodiment
By the way that examples illustrate the present invention, but the present invention is not limited by the embodiment.
Embodiment 1: plain bar is after steel-making, continuous casting, rolling union are rolled into coil, when reinforcing bar temperature is cooled to 45 DEG C,
Wire rod uncoiling unwrapping wire is sent into sand-blasting machine and carries out surface cleaning cleaning, induction heater is then fed into and is heated to 230 DEG C, passed through after
Electrostatic sprayer spray epoxy powder is crossed, finally by water-spraying control.
Embodiment 2: plain bar is after steel-making, continuous casting, rolling union are rolled into coil, when reinforcing bar temperature is cooled to 45 DEG C,
Reinforcing bar is sent into sand-blasting machine and carries out surface cleaning cleaning, induction heater is then fed into and is heated to 230 DEG C, then pass through electrostatic
Painting machine spray aluminum oxide modified epoxy powder, finally by water-spraying control.
Embodiment 3: plain bar is after steel-making, continuous casting, rolling union are rolled into coil, when reinforcing bar temperature is cooled to 230 DEG C,
Reinforcing bar is sent into sand-blasting machine and carries out surface cleaning cleaning, is then directly over electrostatic sprayer spray epoxy powder, finally
Pass through water-spraying control.
Embodiment 4: plain bar through steel-making, continuous casting, rolling union be rolled into for coil after, reinforcing bar temperature is cooled to 550 DEG C
When, reinforcing bar feeding sand-blasting machine front end roller-way is waited for into temperature to 230 DEG C, sand-blasting machine is then fed into and carries out surface cleaning cleaning, it is then straight
It connects by electrostatic sprayer spray epoxy powder, finally by water-spraying control.
Claims (9)
1. a kind of production method of anti-corrosion coating plain bar, which comprises the following steps: roll plain bar completion
After system, air-cooled, collection are rolled into coil, the reinforcing bar after the coiling carries out uncoiling unwrapping wire in 45 DEG C~550 DEG C temperature ranges, and
The coating production and coating cooling being sequentially completed after surface cleaning processing, purified treatment, wherein at the surface cleaning
Between coating production after reason and purified treatment according to the actual situation, the reinforcing bar after can carrying out the primary uncoiling unwrapping wire is again
Heat treatment.
2. production method according to claim 1, which is characterized in that surface cleaning processing include sandblasting, shot-peening,
One or two kinds of complex methods of the techniques such as pickling, when greasy dirt is contained on surface, the surface cleaning processing can also include one
Secondary deoiling treatment.
3. production method according to claim 1, which is characterized in that the coating includes epoxy coating, modification
Epoxy coating or other macromolecule anti-corrosion coatings.
4. production method according to claim 1, which is characterized in that reinforcing bar temperature range in the coiling (45 DEG C~
550 DEG C) contain the optimum temperature section (150 DEG C~290 DEG C) of coating production.
5. production method according to claim 1 or 4, which is characterized in that when the reinforcing bar temperature in the coiling is lower than painting
When layer production optimum temperature, it can show to carry out primary reheating processing between purified treatment and coating production described,
In, the reheating processing can be carried out by modes such as induction furnace, continuous ovens.
6. production method according to claim 5, which is characterized in that when the temperature of the reinforcing bar in the coiling is lower than coating
When optimum temperature section (150 DEG C~290 DEG C) of production, the production process of the coating plain bar includes at surface cleaning
Reason reheats processing and coating production and coating is cooling, wherein treated that reinforcing bar temperature is in is described for described reheating
The optimum temperature section (150 DEG C~290 DEG C) of coating treatment.
7. production method according to claim 1 or 4, which is characterized in that when the actual temperature of the reinforcing bar in the coiling
When in optimum temperature section (150 DEG C~290 DEG C) that coating makes, the production process of the coating plain bar includes surface
Purified treatment and later coating production, without the reheating treatment process described in claim 5.
8. production method according to claim 1 or 4, which is characterized in that when the temperature of the reinforcing bar in the coiling is higher than
When the optimum temperature section of coating treatment, the production process of the coating plain bar includes to warm, surface cleaning processing and it
Coating production afterwards, wherein described to refer to the temperature cooling a period of time for waiting the plain bar to temperature, waiting temperature is cooled to
The optimum temperature section (150 DEG C~290 DEG C) of coating treatment can coil conveying roller upper, before surface cleaning processing to temperature
On rollgang on road or after surface cleaning processing.
9. production method according to claim 1, which is characterized in that the coating plain bar is epoxy coating light
Round bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910142665.9A CN109821923A (en) | 2019-02-26 | 2019-02-26 | A kind of production method of anti-corrosion coating plain bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910142665.9A CN109821923A (en) | 2019-02-26 | 2019-02-26 | A kind of production method of anti-corrosion coating plain bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109821923A true CN109821923A (en) | 2019-05-31 |
Family
ID=66864616
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910142665.9A Pending CN109821923A (en) | 2019-02-26 | 2019-02-26 | A kind of production method of anti-corrosion coating plain bar |
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| CN1031724A (en) * | 1987-09-01 | 1989-03-15 | 马克斯艾歇尔钢铁冶炼公司 | Improve the treatment process of corrosion resistance of rolled steel |
| DE4340838A1 (en) * | 1993-11-26 | 1995-06-01 | Mannesmann Ag | Method and appts. for continuous metal coating of steels in the form of rod |
| CN101724806A (en) * | 2008-10-21 | 2010-06-09 | 宝山钢铁股份有限公司 | Method for manufacturing hot roller plate with anti-corrosive metal coating formed by continuous thermal spraying |
| CN103074960A (en) * | 2012-08-13 | 2013-05-01 | 江苏欧赛德科技有限公司 | Double-layer epoxy resin coating reinforcing steel bar and manufacturing method thereof |
| CN103252379A (en) * | 2013-05-07 | 2013-08-21 | 鹤山市鸿图铁艺实业有限公司 | Iron product processing technology capable of radically improving anti-corrosion performance |
| CN106436399A (en) * | 2016-09-14 | 2017-02-22 | 天津银龙预应力材料股份有限公司 | Production line of filling-type prestressed steel strands with epoxy resin coating |
| CN106799444A (en) * | 2016-12-30 | 2017-06-06 | 中国科学院金属研究所 | A kind of production technology of anti-corrosion armored concrete coated reinforcement |
| CN106854915A (en) * | 2016-12-30 | 2017-06-16 | 中国科学院金属研究所 | A kind of anti-corrosion armored concrete coated reinforcement and its application |
| CN206625458U (en) * | 2016-12-30 | 2017-11-10 | 中国科学院金属研究所 | A kind of anti-corrosion armored concrete coated reinforcement |
| CN109370273A (en) * | 2018-10-30 | 2019-02-22 | 攀钢集团攀枝花钢铁研究院有限公司 | The production method of anti-corrosion heavy haul railway rail |
-
2019
- 2019-02-26 CN CN201910142665.9A patent/CN109821923A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031724A (en) * | 1987-09-01 | 1989-03-15 | 马克斯艾歇尔钢铁冶炼公司 | Improve the treatment process of corrosion resistance of rolled steel |
| DE4340838A1 (en) * | 1993-11-26 | 1995-06-01 | Mannesmann Ag | Method and appts. for continuous metal coating of steels in the form of rod |
| CN101724806A (en) * | 2008-10-21 | 2010-06-09 | 宝山钢铁股份有限公司 | Method for manufacturing hot roller plate with anti-corrosive metal coating formed by continuous thermal spraying |
| CN103074960A (en) * | 2012-08-13 | 2013-05-01 | 江苏欧赛德科技有限公司 | Double-layer epoxy resin coating reinforcing steel bar and manufacturing method thereof |
| CN103252379A (en) * | 2013-05-07 | 2013-08-21 | 鹤山市鸿图铁艺实业有限公司 | Iron product processing technology capable of radically improving anti-corrosion performance |
| CN106436399A (en) * | 2016-09-14 | 2017-02-22 | 天津银龙预应力材料股份有限公司 | Production line of filling-type prestressed steel strands with epoxy resin coating |
| CN106799444A (en) * | 2016-12-30 | 2017-06-06 | 中国科学院金属研究所 | A kind of production technology of anti-corrosion armored concrete coated reinforcement |
| CN106854915A (en) * | 2016-12-30 | 2017-06-16 | 中国科学院金属研究所 | A kind of anti-corrosion armored concrete coated reinforcement and its application |
| CN206625458U (en) * | 2016-12-30 | 2017-11-10 | 中国科学院金属研究所 | A kind of anti-corrosion armored concrete coated reinforcement |
| CN109370273A (en) * | 2018-10-30 | 2019-02-22 | 攀钢集团攀枝花钢铁研究院有限公司 | The production method of anti-corrosion heavy haul railway rail |
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