CN201751426U - Galvanized wire device with high galvanization quality - Google Patents
Galvanized wire device with high galvanization quality Download PDFInfo
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- CN201751426U CN201751426U CN2010202176034U CN201020217603U CN201751426U CN 201751426 U CN201751426 U CN 201751426U CN 2010202176034 U CN2010202176034 U CN 2010202176034U CN 201020217603 U CN201020217603 U CN 201020217603U CN 201751426 U CN201751426 U CN 201751426U
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Abstract
The utility model relates to a galvanized wire device with high galvanization quality, comprising a zinc pot, an air knife nozzle, a sink roll positioned in the zinc pot, a support device for the sink roll, an upper stabilizing roll, a support device for the upper stabilizing roll, a lower stabilizing roll, a support device for the lower stabilizing roll, an upper steering roll positioned above the upper stabilizing roll and a lower steering wheel positioned behind the zinc pot, wherein the support device for the upper stabilizing roll and the support device for the lower stabilizing roll are rolling bearings. The stabilizing rolls of the device rotate flexibly, obviously alleviate the scratch to a steel plate, distinctly reduce the amount of attached slag thereof, relieve the phenomenon of nonuniformity of zinc layers in a hot galvanizing process, solve the problem that the rolls in the zinc pot do not rotate or rotate non-synchronously and reduce the defect of scratching or scoring the surface of a galvanized sheet, thereby obviously improving the surface quality of the sheet, increasing the production efficiency of a machine set, reducing the frequency of shutdown for changing the rolls, providing additional production time and reducing the cost of spare parts for replacing the rolls.
Description
Technical field
The utility model relates to a kind of galvanizing line device, relates in particular to the stable roller bearing of galvanizing line device.
Background technology
In recent years, the Application Areas of pot galvanize band enlarges rapidly.Specification of quality to galvanized sheet is more and more higher, and thickness of coating and surface quality are to weigh the important indicator of galvanized sheet quality.In traditional band steel hot dip galvanizing production process, the control of thickness of coating is to adopt the zinc-plated roller of a pair of similar squeezing roller to squeeze out unnecessary this technological coating thickness of the zinc liquid out of true of belt steel surface, and unit speed is low, the operating maintenance inconvenience.In order to overcome these drawbacks, applicating fluid occurred and impacted the method for learning the control thickness of coating, i.e. " air blast pot galvanize ".This method is to adopt a pair of seam shape nozzle that traverses whole strip width, sprays the flat air-flow of successive as cutter, the unnecessary zinc liquid of belt steel surface is blown wipe off.Allow belt steel surface stay even, an amount of zinc layer, and allow unnecessary zinc liquid flow back to the zinc pot.This device is referred to as " air knife ".Because sinking roller and front and back roller stabilizing apparatus are in the zinc pot below the zinc liquid liquid level, in the etch state of high temperature (about 460 ℃), heavy duty and galvanizing zinc, work, to guarantee that simultaneously roller turn is flexible, so roll body, roller supporting arm and rotation bearing shell all adopt good heat-resisting, wear-resisting, corrosion resistant material manufacturing.Because the effect of stablize roller makes the band steel stablize the near more position of roller from the back, it is horizontal bends that to reach Oscillation Amplitude more little.
Stablizing the effect of roller in the zinc pot is exactly the stabilized zone steel, makes the steel band that is positioned at air knife position, zinc pot top be unlikely to swing, to obtain a uniform zinc layer, if the distance of roller and liquid level is stablized in unilateral increase, and will be unfavorable to zinc layer and plate face.
Present stable roller bearing adopts axle sleeve bearing shell structure, and its axle sleeve bearing shell is in surface contact state, and friction resistance is big.When especially using thin steel band zinc-plated, normal make roller in the zinc pot, not rotate or rotate asynchronous because of frictional force deficiency between thin steel band and the roll surface, cause the galvanized sheet surface surface imperfection such as scratch or scuffing to occur, and the abrasion loss of axle sleeve bearing shell is big, both sides are inhomogeneous, caused sideslip at zinc pot place, formation limit wave has had a strong impact on the surface quality of galvanized sheet, and the frictional force control of the face of axle sleeve bearing shell contact sometimes is bad, roller is bob in the zinc pot, the phenomenon that zinc layer inequality occur, this just must change equipment such as stablizing roller, thereby causes galvanizing line to stop production, and the stopping production of galvanizing line relates to the cooling of stove, again the intensification of Sheng Chaning, financial loss is more than 1,000,000.Situ production is badly in need of a kind of zinc-plated stable roller bearing method, guarantees to stablize the roller good operation.
The utility model content
The utility model wants the technical solution problem to be: thus overcome existing galvanizing line device owing to stablize the roller bearing serious wear and cause and stablize roller and rotate and dumbly cause the appearance of galvanized sheet surface to abrade or surface imperfection such as scuffing, provide a kind of galvanizing quality good galvanizing line device, and be improved the work-ing life of stable roller bearing.
In order to solve above technical problem, the galvanizing line device that a kind of galvanizing quality of the present utility model is good, sinking roller in the zinc pot and supporting device thereof formed and to comprise zinc pot, air knife nozzle, placed, upward roller and supporting device thereof, time stable roller and supporting device thereof stablize, be positioned at the last deflector roll of stablizing the roller top and the following deflecting roller that is positioned at zinc pot rear, it is characterized in that, described go up stablize roller bearing, time stable roller bearing is a rolling bearing.
Be positioned at the stable roller of zinc pot top, play a part the check strap steel and swing, can make the distance of band steel and air knife nozzle keep stable like this, help controlling the thickness of coating on band steel two sides by air knife.Under plate or fast state as thin as a wafer, roller turn is not smooth, assert by calculating, and reduces roller bearing supporting place internal friction power, can make roller turn brisk.
Therefore, the applicant considers that the upper and lower stable roller bearing of this galvanizing line device adopts rolling bearing.Frictional force guarantees to stablize roller with its synchronous revolution greater than the frictional force between raceway in the supporting structure and the roller between making when thin steel band contacts with roll surface in the steel band operational process.Simultaneously, adopt the rolling bearing structure form, can make outer raceway, roller be in circumferential motion all the time, thereby the outer raceway of assurance, roller uniform wear prevents roller bob and the phenomenon of zinc layer inequality occurs in the zinc pot.And adopt the rolling bearing structure form, can bear axial force, need not increase axially anti-moving device.
The beneficial effects of the utility model are as follows: the rotation of stablizing roller is flexible, sliding injury to steel plate obviously alleviates, its dry slag amount obviously reduces, improved the phenomenon of zinc layer inequality in the hot galvanizing process, solve roller and in the zinc pot, do not rotated or rotated nonsynchronous problem, reduced surface imperfection such as the scratch on galvanized sheet surface or cut, plate face quality is significantly improved, and the roller supporting system life-span is longer.Simultaneously, also improve the production efficiency of unit, reduced the number of times of shutting down roll change, increased the production time, reduced the spare part cost of roll change, reduced and shut down the waster that inspection and repair shop produces, improved lumber recovery, reduced the comprehensive cost of producing unit.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the utility model galvanizing line apparatus structure synoptic diagram.
Fig. 2 is a rolling bearing structure synoptic diagram of the present utility model.
Embodiment
The galvanizing line device that the galvanizing quality of present embodiment is good as shown in Figure 1, mainly comprises zinc pot 13 and zinc pot equipment, according to the different different steel zinc pots or the ceramic zinc pots selected with level of scale of production line.Zinc pot equipment comprises air knife nozzle (not drawing among the figure), place sinking roller in the zinc pot and supporting device 12 thereof, upward stablize roller and supporting device 5 thereof, time stable roller and supporting device 3 thereof, be positioned at the last deflector roll 4 of stablizing the roller top and the following deflecting roller 10 that is positioned at zinc pot 13 rears, its improvement is that upward stablizing roller bearing, descending stable roller bearing is rolling bearing.Among Fig. 1,1 is following stable roller support, and 2 are stable roller permanent seat down, and 6 be last stable roller support, and 7 be last stable roller and sinking roller permanent seat, and 8 are sinking roller support, and 9 is to be with steel, and 11 is zinc liquid.
The zinc pot fills 460 ℃ of high temperature zinc liquid, band steel warp after annealing deflector roll down enters the zinc pot, arrive the zinc pot bottom, through making progress after the break-in of sinking roller, compress through following stable roller and supporting device, compress to last stable roller and supporting device, belt steel surface plates two-layer zinc liquid and upwards moves to deflector roll, enters cooling section after deflector roll turn on the process and cools off.
Be installed in that to be submerged in the pot in the zinc liquid be the sinking roller of a no transmission.It drives by the frictional force of band steel and roller.The sinking roller is an assembled unit with the back roller stabilizing apparatus, is used to form the import and export travel line of band steel in zinc liquid and location, works to stablize band steel between air knife under the cooperation of preceding stable roller.Sinking roller and last stable roller are fixed on the erecting frame of back by supporting arm, are stationary structure.Be positioned at the stable roller of its top, play a part the check strap steel and swing, can make the distance of band steel and air knife nozzle keep stable like this, help controlling the thickness of coating on band steel two sides by air knife.The distance and the angle of nozzle interlabial gap, air pressure and the flow by air knife before and after regulating, height, air knife and the band steel of air knife just can be controlled thickness of coating accurately and efficiently.The thickness of coating on band steel two sides can uniform thickness, also can differ from thick.
As shown in Figure 2, the rolling bearing of present embodiment comprises: bearing support 16, bearing sleeve 17, bearing outer ring 18, bearing roller 19, bearing inner race 20, axle sleeve 21, bolster 22.Rolling bearing is selected big play for use in this example, and its end-play is 50～60; Roller in the rolling bearing is the ceramic spherical roller.
When band steel process was stablized the roller surface, because band steel and stable roller surface are in impaction state, the pressure between the surface produced frictional force.Owing to stablize the inner rolling bearing that adopts of roller; being installed in bearing sleeve fixedlys connected with bearing outer ring; bearing inner race; adopt fixedly connected between axle sleeve and the bolster; rely on the ceramic spherical roller to be connected between bearing outer ring and the bearing inner race; between bearing outer ring and the spherical roller; be in a contact condition between spherical roller and the bearing inner race; between frictional force very little; normally turn round because of being with steel and stable roller skin friction force to drive bearing; can make the outer ring; roller is in circumferential motion all the time; thereby guarantee outer raceway; the roller uniform wear; guaranteed that stable roller turns round synchronously, prevented roller bob and the phenomenon of zinc layer inequality occurs in the zinc pot.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (3)
1. galvanizing line device that galvanizing quality is good, sinking roller in the zinc pot and supporting device thereof formed and to comprise zinc pot, air knife nozzle, placed, upward roller and supporting device thereof, time stable roller and supporting device thereof stablize, be positioned at the last deflector roll of stablizing the roller top and the following deflecting roller that is positioned at zinc pot rear, it is characterized in that, described go up stablize roller bearing, time stable roller bearing is a rolling bearing.
2. the galvanizing line device good according to the described galvanizing quality of claim 1, the end-play that it is characterized in that described rolling bearing is 50～60.
3. according to claim 1 or the good galvanizing line device of 2 described galvanizing qualities, it is characterized in that the roller in the described rolling bearing is the ceramic spherical roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202176034U CN201751426U (en) | 2010-06-08 | 2010-06-08 | Galvanized wire device with high galvanization quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202176034U CN201751426U (en) | 2010-06-08 | 2010-06-08 | Galvanized wire device with high galvanization quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201751426U true CN201751426U (en) | 2011-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202176034U Expired - Fee Related CN201751426U (en) | 2010-06-08 | 2010-06-08 | Galvanized wire device with high galvanization quality |
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|---|---|
| CN (1) | CN201751426U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102492910A (en) * | 2011-12-14 | 2012-06-13 | 宝钢工程技术集团有限公司 | Driving sink roller drive system |
| CN102766755A (en) * | 2012-08-20 | 2012-11-07 | 江苏南海线缆设备有限公司 | Wiring wheel supporting structure for copper wire annealing device |
| CN103305783A (en) * | 2012-03-15 | 2013-09-18 | 江苏华冶科技有限公司 | Stabilizing device for thin-plate aluminum plating equipment |
| CN104947022A (en) * | 2014-03-27 | 2015-09-30 | 上海梅山钢铁股份有限公司 | Continuous hot dipping sink roll slag deposition device and slag deposition method |
| CN108796421A (en) * | 2018-08-24 | 2018-11-13 | 合肥集知网信息技术有限公司 | A kind of dedicated accurate networked control systems of surface of steel plate one side zinc coating |
| CN110462092A (en) * | 2017-03-31 | 2019-11-15 | 杰富意钢铁株式会社 | The manufacturing method of hot-dip plating metal steel band and its manufacturing device |
| CN112831743A (en) * | 2021-01-06 | 2021-05-25 | 方义毫 | Automatic adjusting device for thickness of galvanized layer of steel strip |
| US11313020B2 (en) | 2017-03-31 | 2022-04-26 | Jfe Steel Corporation | Method and apparatus for manufacturing hot-dip metal plated steel strip |
| CN116426857A (en) * | 2023-03-29 | 2023-07-14 | 天津市宇润德金属制品有限公司 | Hot galvanizing stabilizing roller frame |
-
2010
- 2010-06-08 CN CN2010202176034U patent/CN201751426U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102492910A (en) * | 2011-12-14 | 2012-06-13 | 宝钢工程技术集团有限公司 | Driving sink roller drive system |
| CN103305783A (en) * | 2012-03-15 | 2013-09-18 | 江苏华冶科技有限公司 | Stabilizing device for thin-plate aluminum plating equipment |
| CN102766755A (en) * | 2012-08-20 | 2012-11-07 | 江苏南海线缆设备有限公司 | Wiring wheel supporting structure for copper wire annealing device |
| CN104947022A (en) * | 2014-03-27 | 2015-09-30 | 上海梅山钢铁股份有限公司 | Continuous hot dipping sink roll slag deposition device and slag deposition method |
| CN104947022B (en) * | 2014-03-27 | 2017-08-15 | 上海梅山钢铁股份有限公司 | A kind of continuous hot-dipping sinking roller accumulated slag device and accumulated slag method |
| CN110462092A (en) * | 2017-03-31 | 2019-11-15 | 杰富意钢铁株式会社 | The manufacturing method of hot-dip plating metal steel band and its manufacturing device |
| CN110462092B (en) * | 2017-03-31 | 2021-07-30 | 杰富意钢铁株式会社 | Method and apparatus for manufacturing hot-dip metal coated steel strip |
| US11313020B2 (en) | 2017-03-31 | 2022-04-26 | Jfe Steel Corporation | Method and apparatus for manufacturing hot-dip metal plated steel strip |
| CN108796421A (en) * | 2018-08-24 | 2018-11-13 | 合肥集知网信息技术有限公司 | A kind of dedicated accurate networked control systems of surface of steel plate one side zinc coating |
| CN108796421B (en) * | 2018-08-24 | 2020-02-11 | 上海建立电镀有限公司 | Special accurate control system for single-side galvanizing of surface of steel plate |
| CN112831743A (en) * | 2021-01-06 | 2021-05-25 | 方义毫 | Automatic adjusting device for thickness of galvanized layer of steel strip |
| CN116426857A (en) * | 2023-03-29 | 2023-07-14 | 天津市宇润德金属制品有限公司 | Hot galvanizing stabilizing roller frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110223 Termination date: 20180608 |