CN202021213U - Strip surface oil removal device for cold rolling mill - Google Patents
Strip surface oil removal device for cold rolling mill Download PDFInfo
- Publication number
- CN202021213U CN202021213U CN201120113641XU CN201120113641U CN202021213U CN 202021213 U CN202021213 U CN 202021213U CN 201120113641X U CN201120113641X U CN 201120113641XU CN 201120113641 U CN201120113641 U CN 201120113641U CN 202021213 U CN202021213 U CN 202021213U
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- strip surface
- rolling mill
- movable part
- cold
- working roll
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Abstract
The utility model discloses a strip surface oil removal device for a cold rolling mill, which is applied to clear out residual process lubricating oil on a strip surface at an outlet of the rolling mill using the high-viscosity process lubricating oil. The strip surface oil removal device for the cold rolling mill is characterized by comprising a rack (5), a mobile part (1) with work rollers (9), and a fixed part (4) with work rollers (9) which is arranged on the rack (5), wherein the mobile part (1) is connected with the rack (5) through a guide device (10) and a synchronous mechanism (6), and supporting rollers (11) are sequentially and axially arranged on the work rollers (9) and are respectively driven by cylinders or hydraulic cylinders (8); and driving hydraulic cylinders (7) are also arranged on the mobile part (1). With the strip surface oil removal device, the residual high-viscosity rolling oil on the strip surface can be effectively removed, and the requirements of higher-speed rolling of such a rolling mill in actual production are met.
Description
Technical field
The utility model belongs to field of metallurgical equipment, particularly is applied in the degreasing unit that strip surface residual process lubricating oil is removed in the milling train exit of using high viscosity technological lubrication oil.
Background technology
In the strip cold rolling mills machine, need to use technological lubrication liquid, according to metal and rolling mill practice require different, technological lubrication liquid can adopt water, emulsion, rolling wet goods, and adds corresponding additive in needs.Band is through behind the milling train, and meeting residual a certain amount of technological lubrication liquid in surface will be removed it before strip coiling and handle, and make the residual volume of strip surface technological lubrication liquid satisfy technological requirements such as subsequent annealing, cleaning.Residual when too much when strip surface technological lubrication liquid, when strip coiling, easily produce staggered floor, when the band high-speed rolling even deviate from accidents caused; And the strand-anneal(ing) rear surface can produce impression and oil mark, causes strip surface mass defect, significantly reduces the finished product rate.Therefore, between the outlet of milling train and coiling machine, need to be provided with the strip surface degreasing unit.Traditional degreasing unit has following several:
1, wrong roll-type extruding adds the negative pressure suction, utilizes the wrong roller more than two pairs to form enclosed cavity, and external blower fan carries out the negative pressure suction to enclosed cavity, and the lubricating fluid steam that produces is taken away.
2, the soft deep-fried twisted dough sticks of scraping directly contact with band, wipe strip surface residual process lubricating fluid.
3, compressed air purges, and utilizes compressed air that strip surface is purged to remove the residual technological lubrication liquid of strip surface.
When strip surface technological lubrication fluid viscosity was low, as water, emulsion or low viscous ROLLING OIL, the mode that can adopt compressed air to purge was carried out oil removing, as long as arrangement of nozzles is reasonable, can satisfy the actual production requirement.Such as, under the situation of only using air purge, use kinematic viscosity less than 1.7mm
2/ s
-1But the above steady production of aluminium foil mill on-line velocity 1000m/min of ROLLING OIL; When rolling oil viscosity is higher, such as ROLLING OIL kinematic viscosity at 8.5 ~ 10 mm
2/ s
-1About, the cold finishing mill of copper strips need adopt wrong roll-type extruding to add the mode oil removing that the negative pressure suction cooperates compressed air to purge, and can satisfy the requirement of milling train low speed (mill speed is less than 200m/min) steady production; The oil removing mode of scraping the deep-fried twisted dough sticks formula can satisfy the requirement of the milling train high-speed rolling that uses the high viscosity ROLLING OIL, the cold finishing mill of copper strips for example, and using kinematic viscosity is 9 mm
2/ s
-1ROLLING OIL, speed can reach the linear velocity of 800m/min during test run.But in actual production, scrape the deep-fried twisted dough sticks place and carry impurity such as copper scale easily secretly, scratch strip surface, reduce yield rate, can not satisfy the actual production requirement.Promptly existing existing degreasing technique all can not satisfy the requirement of milling train higher speed (speed is greater than the 300m/min) steady production of using the high viscosity ROLLING OIL, and the strip surface deoiling effect has become the bottleneck of this type of milling train production efficiency.
Summary of the invention
The purpose of this utility model provides the degreasing unit of the residual high viscosity ROLLING OIL of a kind of effective removal strip surface, satisfies the rolling requirement of this type of milling train higher speed in the actual production.
In order to realize the foregoing invention purpose, following technical scheme is adopted in the invention:
Cold-rolling mill strip surface degreasing unit of the present utility model comprises frame, the movable part of working roll is installed and is arranged on the standing part that working roll is installed on the frame that described movable part links to each other with frame with lazy-tongs by guider; Be provided with backing roll successively on described working roll is axial, described backing roll is respectively by being arranged on cylinder or the Driven by Hydraulic Cylinder on movable part and the standing part; Also be provided with the driving hydraulic cylinder on the described movable part.
Described cold-rolling mill strip surface degreasing unit, described lazy-tongs are set to gear ﹠ rack structure, and wherein, gear is arranged on the frame, and tooth bar is arranged on the movable part.
Described cold-rolling mill strip surface degreasing unit, the described movable part outside also is provided with compressed air blowing cleaner, and described compressed air blowing cleaner can move on movable part; Described compressed air blowing cleaner is provided with air nozzle.
Described cold-rolling mill strip surface degreasing unit, corresponding respectively at least one pair of working roll of installing on described movable part and the standing part.
Described cold-rolling mill strip surface degreasing unit, described driving hydraulic cylinder is arranged on the movable part both sides.
Described cold-rolling mill strip surface degreasing unit, described working roll roller directly is set to 30-40mm.
Because adopt aforesaid technical scheme, the invention produces following good effect:
When 1, band passed through in the degreasing unit, the directly extruding of working roll of servo-actuated pony roll by being arranged on two pairs of less pressure on movable part and the standing part formed thin and uniform oil film in strip surface; Simultaneously, each working roll all is furnished with the backing roll that pressure is provided by cylinder or hydraulic cylinder, can effectively eliminate the deflection deformation of oil removing working roll, guarantees band middle part deoiling effect.
2, be furnished with the compressed air blowing cleaner that to regulate with the variation of band width in the exit of movable part both sides oil removing working roll, blow away the lubricating oil that band limit portion and roller gap band are come, reach deoiling effect preferably.
3, the working roll of outer this device in side can be extracted out from frame side integral body in addition, and is easy to maintenance.
Description of drawings
Front view when Fig. 1 is the work of the utility model degreasing unit;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is that the utility model degreasing unit is worn the front view when being with;
Fig. 4 is that the utility model degreasing unit is worn the right view when being with;
Among the figure: 1
-Movable part; 2
-Compressed air blowing cleaner; 3
-Air nozzle; 4
-Standing part; 5
-Frame; 6
-Lazy-tongs; 7
-Drive hydraulic cylinder; 8
-Cylinder or hydraulic cylinder; 9
-Working roll; 10
-Guider; 11
-Backing roll.
The specific embodiment
In conjunction with Fig. 1, Fig. 2, the cold-rolling mill strip surface degreasing unit of present embodiment comprises the standing part 4 that is fixed on frame 5 bottoms, the movable part 1 that links to each other with frame 5 by guider 10 and lazy-tongs 6; The bottom of the top of standing part 4 and movable part 1 correspondence respectively is provided with two pairs of working rolls 9, and working roll 9 is provided with backing roll 11 on axially successively, and backing roll 11 drives by cylinder or the hydraulic cylinder 8 that is arranged on movable part and the standing part respectively.Also be provided with on the rack platform both sides of movable part 1 and drive its driving hydraulic cylinder 7 that moves up and down.Movable part 1 outside is provided with compressed air blowing cleaner 2, and compressed air blowing cleaner 2 can move on movable part 1; Compressed air blowing cleaner 2 is provided with air nozzle 3.
Wherein, lazy-tongs 6 are set to gear ﹠ rack structure, and gear is arranged on the frame 5, and tooth bar is arranged on the movable part 1.
This device is that two pairs of minor diameter working rolls directly contact with strip surface as the time spent, and applies suitable pressure; According to rolling therory as can be known, under the same pressure (when not reaching the rolling deformation condition), working roll roller footpath hour can be more near the rolling deformation condition, and can obtain than the oil film that approaches; But the too little meeting in roller footpath causes the poor rigidity of working roll, and rotating speed is higher during same linear velocity, requires high to the accuracy of manufacture of mechanical mechanism.Comprehensive above factor, selecting diameter is the steel working roll 9 of 40mm, working roll two side bearings are selected the needle bearing of import.
In conjunction with Fig. 3, Fig. 4, between the working roll 9 of the working roll 9 of the standing part 4 of this device and movable part 1, penetrate band.
In conjunction with Fig. 1, Fig. 2, after wearing band, at first hydraulic cylinder 7 work, movable part 1 is depressed, the working roll 9 of standing part 4 is near the working roll 9 of movable part 1, cylinder 8 work makes working roll 9 band certain pressures be pressed against the band upper and lower surface, by with the mode of band servo-actuated, extruding with the most of retaining of the Residual oil of strip surface at the band entrance side, strip surface forms at outlet side and meets that higher speed batches, the oil film thickness of subsequent technique processing requirements.At the outlet position of this device working roll 9, two compressed air blowing cleaner 2 and air nozzles 3 at band limit portion Residual oil of configuration can utilize compressed-air actuated pressure and speed to remove the Residual oil of band limit portion according to the width adjustment position of band.
Claims (6)
1. cold-rolling mill strip surface degreasing unit, it is characterized in that: comprise frame (5), the movable part (1) of working roll (9) is installed and is arranged on the standing part (4) that working roll (9) are installed on the frame (5) that described movable part (1) links to each other with frame (5) with lazy-tongs (6) by guider (10); Be provided with backing roll (11) successively on described working roll (9) is axial, described backing roll (11) drives by cylinder or the hydraulic cylinder (8) that is arranged on movable part and the standing part respectively; Also be provided with on the described movable part (1) and drive hydraulic cylinder (7).
2. cold-rolling mill strip surface degreasing unit according to claim 1 is characterized in that: described lazy-tongs (6) are set to gear ﹠ rack structure, and wherein, gear is arranged on the frame (5), and tooth bar is arranged on the movable part (1).
3. cold-rolling mill strip surface degreasing unit according to claim 1 is characterized in that: described movable part (1) outside also is provided with compressed air blowing cleaner (2), and described compressed air blowing cleaner (2) can be gone up at movable part (1) and move; Described compressed air blowing cleaner (2) is provided with air nozzle (3).
4. cold-rolling mill strip surface degreasing unit according to claim 1 is characterized in that: described movable part (1) and standing part (4) are gone up corresponding respectively at least one pair of working roll (9) of installing.
5. cold-rolling mill strip surface degreasing unit according to claim 1 is characterized in that: described driving hydraulic cylinder (7) is arranged on movable part (1) both sides.
6. cold-rolling mill strip surface degreasing unit according to claim 1 is characterized in that: described working roll (9) roller directly is set to 30-40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120113641XU CN202021213U (en) | 2011-04-18 | 2011-04-18 | Strip surface oil removal device for cold rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120113641XU CN202021213U (en) | 2011-04-18 | 2011-04-18 | Strip surface oil removal device for cold rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202021213U true CN202021213U (en) | 2011-11-02 |
Family
ID=44846183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120113641XU Expired - Fee Related CN202021213U (en) | 2011-04-18 | 2011-04-18 | Strip surface oil removal device for cold rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202021213U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189125A (en) * | 2011-04-18 | 2011-09-21 | 中色科技股份有限公司 | Device for removing oil from strip surface of cold-rolling machine |
| CN103157678A (en) * | 2011-12-15 | 2013-06-19 | 攀钢集团攀枝花钢钒有限公司 | Rolling system and rolling method |
| CN105048245A (en) * | 2015-05-30 | 2015-11-11 | 苏州云龙精密成形有限公司 | Processing technology of high-speed rail electrical connector |
-
2011
- 2011-04-18 CN CN201120113641XU patent/CN202021213U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189125A (en) * | 2011-04-18 | 2011-09-21 | 中色科技股份有限公司 | Device for removing oil from strip surface of cold-rolling machine |
| CN103157678A (en) * | 2011-12-15 | 2013-06-19 | 攀钢集团攀枝花钢钒有限公司 | Rolling system and rolling method |
| CN105048245A (en) * | 2015-05-30 | 2015-11-11 | 苏州云龙精密成形有限公司 | Processing technology of high-speed rail electrical connector |
| CN105048245B (en) * | 2015-05-30 | 2018-02-23 | 苏州云龙精密成形有限公司 | A kind of processing technology of high ferro electrical cnnector |
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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: 20111102 Termination date: 20170418 |