CN103668168A - Roll coater applied to galvanizing production process of rolled steel - Google Patents
Roll coater applied to galvanizing production process of rolled steel Download PDFInfo
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- CN103668168A CN103668168A CN201310428847.5A CN201310428847A CN103668168A CN 103668168 A CN103668168 A CN 103668168A CN 201310428847 A CN201310428847 A CN 201310428847A CN 103668168 A CN103668168 A CN 103668168A
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- dividing plate
- coating machine
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- roller coating
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Abstract
The invention discloses a roll coater applied to a galvanizing production process of rolled steel. The roll coater comprises a coating roller, a strip roller, a metering pump, a working groove, a splash guard and a catch tray, wherein a passivation liquid collecting device is arranged on the catch tray. The passivation liquid collecting device comprises a partitioning plate and a fluid baffle. The partitioning plate is arranged at the roll neck of the coating roller and the strip roller. By adopting the technical scheme provided by the invention, the technical problem that the coating liquid spills out from the gap of the catch tray of the roll coater or flows out along the roll neck to lead to damage of equipment, toxication and carcinogenicity of personnel, increase of production cost and the like is effectively solved. Meanwhile, the production efficiency can be improved and the potential safety hazard is thoroughly solved, and the roll coater further has the characteristics of stable work of the equipment, long service life and the like.
Description
Technical field
The invention belongs to the production unit manufacturing technology field in the zinc-plated production technique of steel rolling in smelting industry, specifically, relate to a kind of roller coating machine being applied in zinc-plated production technique.
Background technology
At present, in the zinc-plated production technique of smelting industry steel rolling, the production unit that is absolutely necessary of the roller coating machine on galvanization production line, roller coating machine plays very important effect.
In prior art, roller coating machine comprises the compositions such as application roll, carrying roller, and application roll and carrying roller are rotated by gear motor transmission or band.Roller coat liquid, by volume pump feed flow, passes in application roll by carrying roller, is then coated in the belt steel surface on galvanizing line.Roller coat liquid is passivating solution, and passivating solution is coated on band steel uniformly, reaches the object preventing with steel corrosion.When steel rolling galvanization production line is normally worked, roller coating machine turns round under higher speed, and the roller coating machine of existing structure exists following defect:
When roller coating machine turns round under higher speed, described roller coat liquid can spill from the gap of the catch tray of roller coating machine, or when described roller coating machine runs up, roller coat liquid can flow out along roll neck.Above-mentioned cause roller coat liquid to spill or flow out after, cause following serious consequence:
1,, due to passivating solution contaminated equipment, particularly fragile precision linear bearing and track, when passivating solution outflow causes structure deteriorate not use, only have to shut down and change linear bearing, greatly affects production efficiency.
2, owing to containing chromium in passivating solution, chromium passivating liquid has severe toxicity, severe contamination surrounding environment not only, and easily cause personnel's contact poisoning carcinogenic, greatly threaten staff's personnel safety.
3,, because passivating solution is expensive, if waste, the production cost of enterprise will be increased greatly.
Summary of the invention
Technical problem to be solved by this invention is, in prior art, when roller coating machine turns round under higher speed, described roller coat liquid can spill or flow out along roll neck from the gap of the catch tray of roller coating machine.Above-mentioned cause roller coat liquid to spill or flow out after, cause structure deteriorate, shut down and change linear bearing, greatly affect production efficiency; Passivating solution has severe toxicity, severe contamination surrounding environment not only, and easily cause personnel's contact poisoning carcinogenic, greatly threaten staff's personnel safety; Because passivating solution is expensive, if waste, will greatly increase the technical problems such as production cost of enterprise, and a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling is provided.
Technical conceive of the present invention is, for solving above-mentioned roller coat liquid, can spill or flow out along roll neck from the gap of the catch tray of roller coating machine, cause structure deteriorate, personnel are poisoning carcinogenic, the technical problems such as production cost increase, technical conceive of the present invention is, by equipment and technology, improve, passivating solution collection device is set on the catch tray of roller coating machine, in the distance original design liquid collecting web 138mm of portion position, increase by two dividing plates, its effect is to make roller coat liquid leave liquid collecting web portion one segment distance, make the roller coat liquid spilling on a small quantity have individual collecting chamber, and the roller coat liquid spilling is expelled back in work nest system, accomplish recycle.Liquid barrier is to be contained on dividing plate, most of roller coat liquid gear of discharging when from the rotation of application roll and feeding roller, in dividing plate, plays guide functions, prevents the contaminated equipment that spills of passivating solution, improve surrounding working environment, avoid staff to touch chemical passivation liquid and poisoning.
Technical scheme provided by the present invention is that a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling, comprises application roll, feeding roller, volume pump, work nest, splash guard and catch tray, is provided with passivating solution collection device on described catch tray.
Described passivating solution collection device comprises dividing plate and liquid barrier, and described dividing plate is arranged on the roll neck place of described application roll and carrying roller.
Described dividing plate is arranged on the position of the described catch tray longitudinal edge 138mm of portion of distance.
The described position at the described catch tray longitudinal edge 138mm of portion of distance is provided with diaphragm structure, is divided into internal layer dividing plate and outer dividing plate.
Described liquid barrier is arranged on described internal layer dividing plate, and a large amount of roller coat liquid that described liquid barrier is discharged when from the rotation of described application roll and described feeding roller are blocked in described internal layer dividing plate, and described liquid barrier plays guide functions.
Described roller coating machine is also provided with return line, and described return line is connected with described work nest.
In the region being separated out at described dividing plate, be provided with aperture, the diameter of described aperture is 20mm, and described aperture is connected with described return line by skirt.
In described splash guard, have additional row's nylon curtain, one end of described nylon curtain is fixedly connected with described splash guard.
Adopt technical scheme provided by the present invention, can effectively solve as solving above-mentioned roller coat liquid and can spill or flow out along roll neck from the gap of the catch tray of roller coating machine, cause structure deteriorate, the technical problems such as personnel are poisoning carcinogenic, production cost increase, dividing plate provided by the present invention is two diaphragm structures, its effect is to make roller coat liquid leave liquid collecting web portion one segment distance, make the roller coat liquid spilling on a small quantity have individual collecting chamber, the roller coat liquid spilling is expelled back in work nest system, accomplish recycle., can also enhance productivity meanwhile, thoroughly solve potential safety hazard, equipment work is stable, the features such as long service life.
Accompanying drawing explanation
By reference to the accompanying drawings, the present invention is described further:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the local enlarged diagram of Fig. 1 of the present invention;
Fig. 3 is Splashproof cover structure schematic diagram of the present invention;
Fig. 4 is Fig. 3 A-A diagrammatic cross-section;
Wherein, 1 is catch tray, and 2 is dividing plate, and 3 is return line, and 4 is liquid barrier, and 5 is splash guard, and 6 is nylon curtain.
Embodiment
As Figure 1-4, a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling, comprises application roll, feeding roller, volume pump, work nest, splash guard 5 and catch tray 1, on described catch tray 1, is provided with passivating solution collection device.Described passivating solution collection device comprises dividing plate 2 and liquid barrier 4, and described dividing plate 2 is arranged on the roll neck place of described application roll and carrying roller.Described dividing plate 2 is arranged on the position of described catch tray 1 138mm of longitudinal edge portion of distance.The described position at described catch tray 1 138mm of longitudinal edge portion of distance is provided with dividing plate 2 structures, is divided into internal layer dividing plate 2 and outer dividing plate 2.Described liquid barrier 4 is arranged on described internal layer dividing plate 2, and a large amount of roller coat liquid that described liquid barrier 4 is discharged when from the rotation of described application roll and described feeding roller are blocked in described internal layer dividing plate 2, and described liquid barrier 4 plays guide functions.Described roller coating machine is also provided with return line 3, and described return line 3 is connected with described work nest.In the region being separated out at described dividing plate 2, be provided with aperture, the diameter of described aperture is 20mm, and described aperture is connected with described return line 3 by skirt.In described splash guard 5, have additional row's nylon curtain 6, one end of described nylon curtain 6 is fixedly connected with described splash guard 5.
Technical scheme provided by the present invention,
1, in the original design catch tray of distance 1 138mm of limit portion position, increase by two dividing plates 2, its effect is to make roller coat liquid leave catch tray 1 limit portion one segment distance, make the roller coat liquid spilling on a small quantity have individual collecting chamber, and the roller coat liquid spilling is expelled back in work nest system, accomplish recycle.Liquid barrier 4 is to be contained on dividing plate 2, and most of roller coat liquid gear of discharging when from the rotation of application roll and feeding roller, in dividing plate 2, plays guide functions
2, under the collecting chamber increasing, open the hole that diameter is 20mm, and in both sides, draw flexible pipe to return line 3, object is to make the passivating solution automatic back flow that spills on a small quantity.
3, at interior increase by the one row's nylon curtain 6 of splash guard 5, strengthen splashproof effect.
Implementation result of the present invention:
The present invention has not had passivating solution to spill from using so far.
The present invention is to carrying out catch tray 1 transformation, spatters half barrel of passivating solution outward by per bimester to calculate, and according to every barrel of 60000 yuan of calculating, be approximately 180,000 yuan/year of company's synergy.According within 16 hours, calculating because passivating solution contaminated equipment causes roller coat disorderly closedown every year, reduce on average approximately 1200 tons/year of output.According to galvanized sheet average price, 4000/ ton of unit calculates, and reduces every year 4800000 yuan of sales revenue.After another transformation, non-environmental-pollution and personnel's contact are poisoning, and benefit cannot be estimated.
By field measurement, on former spare part basis, make dividing plate 2 additional flexible pipes etc., thoroughly solved foreign side's design problem, solved the problem of contaminate environment.
Claims (8)
1. be applied to the roller coating machine in the zinc-plated production technique of steel rolling, comprise application roll, feeding roller, volume pump, work nest, splash guard (5) and catch tray (1), it is characterized in that, on described catch tray (1), be provided with passivating solution collection device.
2. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 1, it is characterized in that, described passivating solution collection device comprises dividing plate (2) and liquid barrier (4), and described dividing plate (2) is arranged on the roll neck place of described application roll and carrying roller.
3. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 1 and 2, is characterized in that, described dividing plate (2) is specifically arranged on the position of distance described catch tray (1) 138mm of longitudinal edge portion.
4. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 3, is characterized in that, the described dividing plate (2) being provided with in the position of distance described catch tray (1) 138mm of longitudinal edge portion comprises internal layer dividing plate and outer dividing plate.
5. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 4, it is characterized in that, described liquid barrier (4) is arranged on described internal layer dividing plate, a large amount of roller coat liquid that described liquid barrier (4) is discharged when from the rotation of described application roll and described feeding roller are blocked in described internal layer dividing plate, and described liquid barrier (4) plays guide functions.
6. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 5, is characterized in that, described roller coating machine is also provided with return line (3), and described return line (3) is connected with described work nest.
7. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 6, it is characterized in that, in the region being separated out at described dividing plate (2), be provided with aperture, the diameter of described aperture is 20mm, and described aperture is connected with described return line (3) by skirt.
8. a kind of roller coating machine being applied in the zinc-plated production technique of steel rolling according to claim 7, it is characterized in that, in described splash guard (5), have additional row's nylon curtain (6), one end of described nylon curtain (6) is fixedly connected with described splash guard (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310428847.5A CN103668168B (en) | 2013-09-18 | 2013-09-18 | A kind of roller coating machine be applied in the zinc-plated production technique of steel rolling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310428847.5A CN103668168B (en) | 2013-09-18 | 2013-09-18 | A kind of roller coating machine be applied in the zinc-plated production technique of steel rolling |
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| Publication Number | Publication Date |
|---|---|
| CN103668168A true CN103668168A (en) | 2014-03-26 |
| CN103668168B CN103668168B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310428847.5A Active CN103668168B (en) | 2013-09-18 | 2013-09-18 | A kind of roller coating machine be applied in the zinc-plated production technique of steel rolling |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11106946A (en) * | 1997-09-30 | 1999-04-20 | Nisshin Steel Co Ltd | Chromate treating method of galvanized steel sheet |
| CN2778405Y (en) * | 2005-03-31 | 2006-05-10 | 宝山钢铁股份有限公司 | Apparatus for preventing solution from splashing for coating roller of roller coating machine |
| CN203108724U (en) * | 2013-02-01 | 2013-08-07 | 山东恒基新型材料有限公司 | Roller painting type passivation system for galvanization production line |
-
2013
- 2013-09-18 CN CN201310428847.5A patent/CN103668168B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11106946A (en) * | 1997-09-30 | 1999-04-20 | Nisshin Steel Co Ltd | Chromate treating method of galvanized steel sheet |
| CN2778405Y (en) * | 2005-03-31 | 2006-05-10 | 宝山钢铁股份有限公司 | Apparatus for preventing solution from splashing for coating roller of roller coating machine |
| CN203108724U (en) * | 2013-02-01 | 2013-08-07 | 山东恒基新型材料有限公司 | Roller painting type passivation system for galvanization production line |
Non-Patent Citations (1)
| Title |
|---|
| 张亚林: ""镀锌机组辊涂机故障分析及改进"", 《上海金属》, vol. 30, no. 5, 30 September 2008 (2008-09-30), pages 56 - 58 * |
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| CN103668168B (en) | 2016-02-10 |
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