CN101722191A - Rolling mill roll cooling device - Google Patents
Rolling mill roll cooling device Download PDFInfo
- Publication number
- CN101722191A CN101722191A CN200910227328A CN200910227328A CN101722191A CN 101722191 A CN101722191 A CN 101722191A CN 200910227328 A CN200910227328 A CN 200910227328A CN 200910227328 A CN200910227328 A CN 200910227328A CN 101722191 A CN101722191 A CN 101722191A
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- roll
- cooler
- support arm
- pressure roller
- rolling mill
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Abstract
The invention relates to a rolling mill roll cooling device which comprises a cooler (2) used for jetting emulsion, and a compression roller device, wherein the cooler is fixedly connected at the side of the upper part of a roll bearing seat (8) by connecting plates (11) arranged at the two ends; the outer side of a box body of the cooler is provided with a water inlet (9), and the inner side thereof is provided with a water outlet (10); the compression roller device comprises a compression roller (1) and a support arm (5), wherein the compression roller is fixedly connected on the roll bearing seat by a bolt b (4) through the support arm, and the compression roller is evenly contacted with a roll (6) along the axial direction under the action of self weight; one cooler and one compression roller device are arranged in one group, and two groups of the coolers and compression roller devices are symmetrically arranged at the two sides of a vertical centre line of the roll; the emulsion firstly enters into the cooler through the water inlet and then evenly flows onto the surface of the roll through the water outlet; and a semi-closed space is formed by the compression rollers arranged at the two sides of the roll and a baffle (7) arranged on the support arm, so that a certain quantity of emulsified liquid is effectively maintained at the upper part of the roll, the roll is well cooled and lubricated, and the emulsified liquid flows away through a nick of the semi-closed space.
Description
Technical field
The present invention relates to the cooling device used on a kind of milling train, especially relate to a kind of copper coin band hot-rolling mill roll cooling device.
Background technology
Traditional hot-rolling mill roll process for cooling as shown in Figure 1 adopts nozzle (16) the emulsions sprayed type cooling fluid that is arranged in order on the jet beam (15), and emulsion directly is sprayed onto roll (6) surface.
The described type of cooling is because emulsion directly is sprayed onto roller surface, cause emulsion a large amount of flow to the ingot casting surface from roller surface, because emulsion flows and volatilization the ingot casting surface, certainly will take away a large amount of heats and cause the hot rolling ingot fast cooling, thus accurate band finishing temperature be had a negative impact; Nozzle is an emulsions sprayed in a unlimited space simultaneously, and the mist of oil that the emulsion injection forms fills the air phenomenon milling train internal environment and relevant device spare are also caused adverse effect; And a large amount of emulsion of strip surface is piled up, and cleaning has caused difficulty to strip surface.
Summary of the invention
In order to overcome the deficiency of existing roll cooling device in the background technology, the technical problem to be solved in the present invention provides a kind of along the combination control cooling device of roll mandrel to boxlike cooler that is provided with and pressure roller, effectively increase the cooling effect of roll, improved the service efficiency of emulsion.
For achieving the above object, the present invention adopts following technical scheme:
A kind of rolling mill roll cooling device comprises cooler, the press-roller device of emulsions sprayed; Cooler is the long box structure of cavity along roll mandrel in being set to, the cooler two ends are equipped with connecting plate, and bolt a passes the connecting plate upper bolt hole respectively cooler is connected firmly at roll chock top avris; Cooler box body outboard shafts upwards is laid with water inlet, and emulsion is introduced into cooler by water inlet, and the delivery port of arranging to long limit from cooler box body inner shafts flows to roller surface equably again; And can make cooler emulsion delivery port and roll keep certain clearance by regulating the bolt hole position on bolt a and the connecting plate; Press-roller device comprises pressure roller, support arm, and pressure roller is connected firmly on roll chock by bolt b by support arm, and pressured roller deadweight and roll even contact in the axial direction; To being set to the major axis structure, the pressure roller two axial ends respectively is provided with support arm to described pressure roller along roll mandrel; Described support arm is the back-off basin type structure that two ends all are folded to the bottom, and an end of support arm is provided with through hole, and the other end of support arm is provided with multidiameter, and multidiameter is arranged in the pressure roller shaft end bearing seat by the bearing location; Above-mentioned cooler, press-roller device are made as one group, and two groups of coolers, press-roller devices are symmetrically distributed in roll vertical center line both sides, and the support arm one end through hole that bolt b passes press-roller device connects firmly two support arms at bearing block central upper portion place; Baffle plate on roll both sides pressure roller and the support arm and roll form a hemi-closure space, effectively keep a certain amount of emulsion in roll top, make roll obtain good cooling with lubricated, and the emulsion that cooler flows out flows away through the hemi-closure space indentation, there.
Described rolling mill roll cooling device, the bolt hole on the connecting plate of described cooler two ends is set to slotted hole, and two bolts hole are symmetrical in the connecting plate center line.
Described rolling mill roll cooling device, described cooler box body cavity is set at least two sections, and every section corresponding with a water inlet.
Described rolling mill roll cooling device, described baffle plate are overlapped on two support arms of pressure roller two axial ends correspondence.
Described rolling mill roll cooling device, described baffle plate along roll mandrel to being set to the rectangular plate of arc.
Described rolling mill roll cooling device, cooler and pressure roller and roll vertical center line form the angle of 30 ° and 50 ° respectively.
Owing to adopted technique scheme, the present invention to have following beneficial effect:
1, emulsion enters by the water inlet of boxlike cooler, and evenly flows to roller surface from the delivery port that cools off the setting of required emulsion amount according to roll; Effectively increase the cooling effect of roll, improved the service efficiency of emulsion simultaneously, avoided a large amount of emulsions sprayed of conventional spout to cause the overcooled phenomenon of roll to take place.
2, baffle plate on roll both sides pressure roller and the support arm and roll form a hemi-closure space, can make in the operation of rolling in certain zone, roll top and keep certain emulsion amount, and the emulsion that flows out from cooler flows away through the hemi-closure space indentation, there, to prolonging the roll life cycle, reduce roll-force, improve milling train internal work environment, energy efficient and improve the rolled piece quality effect is preferably all arranged.
3, owing to cooler, press-roller device connect firmly on roll chock by bolt, simple in structure, mounting or dismounting make things convenient for, cost of manufacture is lower.
Description of drawings
Fig. 1 is existing cooling device structural representation;
Fig. 2 is a cooling device front view of the present invention;
Fig. 3 is that the B of Fig. 1 is to view;
Fig. 4 is that cooler complete section of the present invention is shown view;
Fig. 5 is that the A of Fig. 3 is to view;
Fig. 6 is that the C of Fig. 3 is to view;
Among the figure: 1, pressure roller; 2, cooler; 3, bolt a; 4, bolt b; 5, support arm; 6, roll; 7, baffle plate; 8, bearing block; 9, water inlet; 10, delivery port; 11, connecting plate; 12, bolt hole; 13, multidiameter; 14, bearing; 15, jet beam; 16, nozzle.
The specific embodiment
Can explain the present invention in more detail by the following examples, disclose purpose of the present invention and be intended to protect all changes and improvements in the scope of the invention, but the present invention be not limited to the following examples;
As Fig. 2, Fig. 3, shown in rolling mill roll cooling device, comprise cooler 2, the press-roller device of emulsions sprayed.
As Fig. 4, Fig. 5, shown in Figure 6, cooler 2 axially is set to long box structure along roll 6, and cooler 2 two ends are equipped with connecting plate 11, and bolt a3 passes connecting plate upper bolt hole 12 respectively cooler 2 is connected firmly at roll chock 8 top avris; Bolt hole 12 on the connecting plate 11 is set to slotted hole, and two bolts hole 12 are symmetrical in connecting plate 11 center lines.Cooler 2 box body outboard shafts upwards are laid with water inlet 9, emulsion is introduced into cooler 2 by water inlet 9, enter respectively again in three sections box type cavitys, the delivery port of arranging to long limit from cooler 2 box body inner shafts 10 flows to roll 6 surfaces equably afterwards, and the quantity of delivery port 10 is provided with according to the required emulsion amount of roll 6 coolings; And, make the better lubricated roll 6 of cooling emulsion subregion with the box type cavity segmentation of cooler 2; Can make cooler emulsion delivery port 10 and roll 6 keep certain clearance by regulating stay bolt hole 12 cooperation positions on bolt a3 and the connecting plate.
Press-roller device comprises pressure roller 1, support arm 5, and pressure roller 1 is connected firmly on roll chock 8 by bolt b4 by support arm 5, and 1 deadweight of pressured roller is linear even contact in the axial direction with roll 6; Described pressure roller 1 axially is set to the major axis structure along roll 6, and pressure roller 1 two axial ends respectively is provided with support arm 5; Described support arm 5 is the back-off basin type structure that two ends all are folded to the bottom, and an end of support arm 5 is provided with through hole, and the other end of support arm 5 is provided with multidiameter 13, and multidiameter 13 is arranged in the pressure roller 1 axle end bearing seat by bearing 14 location; Pressure roller two axial ends bearing 14 with to guarantee that pressure roller 1 can rotate freely in roll 6 rotation processes cooperating of multidiameter 13, no jam phenomenon.
Above-mentioned cooler, press-roller device are made as one group, and two groups of coolers, press-roller devices are symmetrically distributed in roll 6 vertical center line both sides, and the support arm 5 one end through holes that bolt b4 passes press-roller device connect firmly two support arms 5 at bearing block 8 central upper portion places; Cooler 2 and pressure roller 1 and roll vertical center line form the angle of 30 ° and 50 ° respectively.
Lap lagging 7 on two support arms 5 of pressure roller 1 two axial ends correspondence, and baffle plate 7 axially is set to the rectangular plate of arc along roll 6, and baffle plate 7 answers knuckle to guarantee baffle plate 7 and pressure roller 1 even contact with pressure roller 1 contact jaw; Baffle plate 7 on roll both sides pressure roller and the support arm forms a hemi-closure space with roll 6, can make in the operation of rolling in certain zone, roll 6 tops and keep certain emulsion amount, make roll 6 obtain good cooling with lubricated, the emulsion that cooler 2 flows out flows away through the hemi-closure space indentation, there.
Claims (6)
1. rolling mill roll cooling device comprises cooler (2), the press-roller device of emulsions sprayed; It is characterized in that: cooler (2) is the long box structure of cavity in roll (6) axially is set to, cooler (2) two ends are equipped with connecting plate (11), and bolt a (3) passes connecting plate upper bolt hole (12) respectively cooler (2) is connected firmly at roll chock (8) top avris; Cooler (2) box body outboard shafts upwards is laid with water inlet (9), and emulsion is introduced into cooler (2) by water inlet (9), and the delivery port of arranging to long limit from cooler (2) box body inner shafts (10) flows to roll (6) surface equably again; And can make cooler emulsion delivery port (10) and roll (6) keep certain clearance by regulating bolt hole (12) position on bolt a (3) and the connecting plate; Press-roller device comprises pressure roller (1), support arm (5), and pressure roller (1) is connected firmly on roll chock (8) by bolt b (4) by support arm (5), and pressured roller (1) deadweight and roll (6) even contact in the axial direction; Described pressure roller (1) axially is set to the major axis structure along roll (6), and pressure roller (1) two axial ends respectively is provided with support arm (5); Described support arm (5) all is folded to the back-off basin type structure of bottom for two ends, one end of support arm (5) is provided with through hole, the other end of support arm (5) is provided with multidiameter (13), and multidiameter (13) is arranged in pressure roller (1) the axle end bearing seat by bearing (14) location; Above-mentioned cooler, press-roller device are made as one group, two groups of coolers, press-roller devices are symmetrically distributed in roll (6) vertical center line both sides, and support arm (5) the one end through holes that bolt b (4) passes press-roller device connect firmly two support arms (5) at bearing block (8) central upper portion place; Baffle plate on roll both sides pressure roller and the support arm (7) forms a hemi-closure space with roll (6), effectively keep a certain amount of emulsion in roll (6) top, make roll obtain good cooling with lubricated, the emulsion that cooler (2) flows out flows away through the hemi-closure space indentation, there.
2. rolling mill roll cooling device according to claim 1 is characterized in that: the bolt hole (12) on the described cooler two ends connecting plates (11) is set to slotted hole, and two bolts hole (12) are symmetrical in connecting plate (11) center line.
3. rolling mill roll cooling device according to claim 1 is characterized in that: described cooler (2) box body cavity is set at least two sections, and every section corresponding with a water inlet (9).
4. rolling mill roll cooling device according to claim 1 is characterized in that: described baffle plate (7) is overlapped on two support arms (5) of pressure roller (1) two axial ends correspondence.
5. according to claim 1,4 described rolling mill roll cooling devices, it is characterized in that: described baffle plate (7) axially is set to the rectangular plate of arc along roll (6).
6. rolling mill roll cooling device according to claim 1 is characterized in that: cooler (2) and pressure roller (1) and roll vertical center line form the angle of 30 ° and 50 ° respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910227328A CN101722191B (en) | 2009-11-27 | 2009-11-27 | Rolling mill roll cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910227328A CN101722191B (en) | 2009-11-27 | 2009-11-27 | Rolling mill roll cooling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101722191A true CN101722191A (en) | 2010-06-09 |
| CN101722191B CN101722191B (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910227328A Active CN101722191B (en) | 2009-11-27 | 2009-11-27 | Rolling mill roll cooling device |
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| Country | Link |
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| CN (1) | CN101722191B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101912881A (en) * | 2010-07-27 | 2010-12-15 | 大连华锐股份有限公司 | Rolling mill roll box type stage cooling device |
| CN102615110A (en) * | 2012-04-13 | 2012-08-01 | 山西百一机械设备制造有限公司 | Pressing roller cooling device used for precision strip mill |
| CN104470649A (en) * | 2012-05-11 | 2015-03-25 | 西马克·西马格公司 | Device for cooling rolls |
| CN105127207A (en) * | 2015-09-17 | 2015-12-09 | 江西洪都钢厂有限公司 | Perforating roller spray-cooling device |
| CN109622617A (en) * | 2018-12-07 | 2019-04-16 | 薛传亮 | A kind of Rolling roller and its component |
| CN109622616A (en) * | 2018-12-07 | 2019-04-16 | 薛传亮 | A kind of rolling equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2072448U (en) * | 1990-06-14 | 1991-03-06 | 鞍山钢铁公司 | Rolled-steel section roller uniform-cold device |
| US6385989B1 (en) * | 2000-06-15 | 2002-05-14 | Morgan Construction Company | Coolant delivery device |
| CN2659574Y (en) * | 2003-09-27 | 2004-12-01 | 宝钢集团上海第一钢铁有限公司 | Cooling device of roller |
| CN201186289Y (en) * | 2008-02-21 | 2009-01-28 | 宝山钢铁股份有限公司 | Apparatus for cooling roller ring |
| CN201227644Y (en) * | 2008-06-30 | 2009-04-29 | 鞍钢股份有限公司 | Rolling oil lubrication apparatus for heavy and medium plate mill |
| CN101327493A (en) * | 2008-07-26 | 2008-12-24 | 山东石横特钢集团有限公司 | Erection joint structure of high-speed rod-rolling mill refrigerating mechanism |
-
2009
- 2009-11-27 CN CN200910227328A patent/CN101722191B/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101912881A (en) * | 2010-07-27 | 2010-12-15 | 大连华锐股份有限公司 | Rolling mill roll box type stage cooling device |
| CN102615110A (en) * | 2012-04-13 | 2012-08-01 | 山西百一机械设备制造有限公司 | Pressing roller cooling device used for precision strip mill |
| CN104470649A (en) * | 2012-05-11 | 2015-03-25 | 西马克·西马格公司 | Device for cooling rolls |
| CN104470649B (en) * | 2012-05-11 | 2017-03-08 | Sms集团有限公司 | For cooling down the device of roll |
| CN105127207A (en) * | 2015-09-17 | 2015-12-09 | 江西洪都钢厂有限公司 | Perforating roller spray-cooling device |
| CN109622617A (en) * | 2018-12-07 | 2019-04-16 | 薛传亮 | A kind of Rolling roller and its component |
| CN109622616A (en) * | 2018-12-07 | 2019-04-16 | 薛传亮 | A kind of rolling equipment |
| CN109622617B (en) * | 2018-12-07 | 2020-06-16 | 温州曼昔维服饰有限公司 | Rolling roller assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101722191B (en) | 2012-09-26 |
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