CN101360569B - Method and device for changing rolls - Google Patents
Method and device for changing rolls Download PDFInfo
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- CN101360569B CN101360569B CN2007800018003A CN200780001800A CN101360569B CN 101360569 B CN101360569 B CN 101360569B CN 2007800018003 A CN2007800018003 A CN 2007800018003A CN 200780001800 A CN200780001800 A CN 200780001800A CN 101360569 B CN101360569 B CN 101360569B
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- roll
- rolling
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- mill housing
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000003137 locomotive effect Effects 0.000 claims abstract description 69
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
- B21B31/10—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts by horizontally displacing, i.e. horizontal roll changing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Attitude Control For Articles On Conveyors (AREA)
- Handcart (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a method for exchanging working rollers(7,8) and/or intermediate rollers in mill stands of a rolling mill accordingly comprising transporting working roller sets(7,8) and/or support roller sets(5,6). The rollers supporting each other are moved out along the axial direction at the operation side of the mill stand from the steel rolling workshop(1) to the roller processing workshop(20) and moved back installing new roller sets. In the method, the only locomotive(9) is used for exchanging the working rollers(7,8) and/or the support rollers (5,6) and/or moving in and moving out the roller-exchanging seat. The invention also relates to a device for carrying out the method.
Description
Technical field
The present invention relates to a kind of roll change tunnel, this roll change tunnel couples together mill and roll shop, has wherein arranged the rolling-mill housing with working roll and backing roll in described mill; And wherein in described roll change tunnel, locomotive can move along the axial direction of described working roll and backing roll, is used for being transported to described roll shop always or being used for new backing roll or working roll are transported to described rolling-mill housing from described roll shop always from described rolling-mill housing with the backing roll of crossing or working roll.
In addition, the present invention relates to a kind of method that is used to change the working roll group as the pony roughing mill that is used for slab is rolled or finishing stand in rolling-mill housing, this method may further comprise the steps: the working roll with crossing of working roll group is supported each other; And subsequently the fore side of described rolling-mill housing by means of the locomotive that in the roll change tunnel that mill and roll shop are coupled together, moves make the described working roll group of using along the axial direction of described working roll from the described roll shop of described mill shift-in; And the present invention relates to a kind of being used for changes the method for backing roll group in rolling-mill housing as the pony roughing mill that is used for slab is rolled or finishing stand, and this method may further comprise the steps: the roll change base is pushed between the following backing roll of use and the top backing roll with mistake by means of locomotive and push rod; And be transported to the described roll shop from described mill with the axial direction of the backing roll group of crossing described by means of the locomotive that in the roll change tunnel that mill and roll shop are coupled together, moves along described backing roll at the fore side of described rolling-mill housing.
Background technology
A kind of described roll change tunnel and described method are disclosed from JP 60 196 211.
From WO 03/,099 479 A1, disclose a kind of be used to change on the rolling-mill housing working roll to and/or the right device of backing roll, wherein said backing roll and working roll are guided in the bearing block that promotes or descend in base framework respectively, and the described working roll that is supported on the bearing block is shifted out passing drive unit by means of straight line.Described backing roll is to shifting out or shift-in by means of the roll change base with supported top backing roll that is supported on the following backing roll on guide rail and the wheel and be supported on the backing roll below this.In this case, described working roll on the driving side of rolling-mill housing can with for dismounting or stroke is installed is connected and is shifting out in the spacing and to take off coupling with it at the fixed fluid pressure type piston-hydraulic cylinder-drive unit of amount aspect the lift length.In addition, in height and position, move on to roll change base between the described backing roll can be connected on same piston-hydraulic cylinder-drive unit and on the backing roll below described with backing roll above described and roll change base support after can make described backing roll to shifting out or shift-in once again.A kind of corresponding method is also disclosed from this patent document.
From WO 20,04/,039 512 A1, disclose a kind of hauling machine, utilized this hauling machine roll stacks can be drawn among the roll shop WW and in other words it is drawn therefrom once again.The gears engaged that makes hauling machine moves this hauling machine with this in tooth bar.
A kind of milling train is disclosed from DE 43 21 663 A1, this milling train has the support plate that correspondingly is supported on the dolly and can moves transverse to roll shaft on the fore side of the rolling-mill housing of being arranged on, described support plate be provided with at least two that be arranged side by side, tracks of being used to admit the working roll group that is bearing on the pulley to and be provided with the tunnel that correspondingly is arranged in described rolling-mill housing front, the bottom in tunnel then is provided with the track that shifts out that is used for the backing roll group.At this, tunnel between described rolling-mill housing and support plate on length correspondingly by can be fixed in the home position and change the flashboard covering can from this home position, be offset for backing roll, and described flashboard correspondingly makes the working roll group be shifted out and make it to transfer to a track for the track centering of its corresponding support plate that sets to last.
A kind of be used to the change working roll of strip mill and the device of backing roll are disclosed from WO 03/,015 949 A1, wherein the roll stacks that can more renew by means of the roll change buggy that can move transverse to rolling-mill housing, be used to admit the old roll stacks that is drawn out.This device comprises that one is fixedly placed on the replacing hydraulic cylinder on the metallurgy workshop ground elevation and pulls out dolly, the piston rod of wherein said replacing hydraulic cylinder can and shift out transverse to described rolling-mill housing shift-in, the described dolly of pulling out is arranged on the end of front of piston rod of described replacing hydraulic cylinder, can moves on roll change buggy and can be connected with this roll change buggy, makes the described dolly of pulling out to move transverse to described rolling-mill housing by described replacing hydraulic cylinder with described roll change buggy.In addition, a kind of horizontal travelling carriage that is arranged in the roll change buggy has been described, the mobile hydraulic cylinder that this horizontal travelling carriage can be by being independent of described roll change buggy moves transverse to the direction of motion of described roll change buggy and can in other words it be shifted out from this replacing position by the replacing position that this horizontal travelling carriage will have roll stacks to be replaced to place to flush with the rolling-mill housing center.In addition, a kind of affiliated method has been described.
A kind of device that is used to change the roll of rolling-mill housing is disclosed in DE 3123933A1.
EP 0911089A2 discloses a kind of device and a kind of method that is used for fast roll changing on six rollers-rolling-mill housing.
Summary of the invention
Task of the present invention is, with expense small on device technique propose a kind of flexibly, be used for changing method and a kind of roll change tunnel that is used to implement by method of the present invention of roll stacks with locomotive from rolling-mill housing.
By the present invention, this task is resolved in the following manner, promptly have platform by in the roll change of the present invention tunnel in the zone of this roll change tunnel superincumbent broad on its two edges a kind of, described platform turns over downwards when the transportation work roller and upwards turns over when carrying backing roll; And described platform has guide rail and a spacing on the side thereon.
By using only locomotive, no longer need employed in the past or needed second locomotive together with its all devices as:
-4 motor, a 50kW
-4 transmission device-gearratios
-4 pinions
The cable disc of-2 band cables
-complete electronic installation
-assembling etc.
In addition, the present invention relates to a kind of method that is used to change the working roll group as the pony roughing mill that is used for slab is rolled or finishing stand in rolling-mill housing, this method may further comprise the steps:
The working roll with crossing of working roll group is supported each other; And subsequently the fore side of described rolling-mill housing by means of the locomotive that in the roll change tunnel that mill and roll shop are coupled together, moves make the described working roll group of using along the axial direction of described working roll from the described roll shop of described mill shift-in; Wherein in order to shift out the described working roll group of using, the platform that has guide rail on self upper side turns over downwards on the top edge in described roll change tunnel; And described working roll group with mistake is connected with described locomotive by push rod and pulls out from described rolling-mill housing by described guide rail.
In addition, the present invention relates to a kind of being used for to change the method for backing roll group in rolling-mill housing as the pony roughing mill that is used for slab is rolled or finishing stand, this method may further comprise the steps:
The roll change base is pushed between the following backing roll of using and top backing roll by means of locomotive and push rod with mistake; And be transported to the described roll shop from described mill with the axial direction of the backing roll group of crossing described by means of the locomotive that in the roll change tunnel that mill and roll shop are coupled together, moves along described backing roll at the fore side of described rolling-mill housing; Wherein described roll change base is pushed in the described rolling-mill housing on the described platform that turns over downwards on the top edge in roll change tunnel; In order to be transported to the described roll shop from described rolling-mill housing with the backing roll group of crossing described always, described platform upwards turns over; And described backing roll together be arranged between it the roll change base as complete unit by described locomotive traction in described roll shop.
In addition, described unique locomotive is provided with and is used to connect first jockey of backing roll and is used to connect working roll and is used to connect second jockey of roll change base.Not only described working roll but also described backing roll but also described roll change base can be connected on the unique in other words locomotive of same portion, can save thus and save second locomotive that also needs in the prior art in other words.All devices that belong to this locomotive such as track etc. have been saved with second locomotive.
Finish whole conveyings of described roll stacks with fluid pressure type roll change-locomotive only.All roll stacks are transported to return in other words the roll shop from rolling-mill housing always and are transported in the rolling-mill housing.
(Side Shifting) changes working roll with horizontal mobile device
Described working roll more changing device is on the fore side of steel rolling equipment.
The described working roll more task of changing device is, will pull out from rolling-mill housing and be transported to the rolling-mill housing from roll shop such as the working roll group that is transported in the roll shop subsequently or will newly grind always always with the working roll group of crossing.
Carry described working roll group on platform, the platform that is arranged in both sides is the steel construction of welding and is used as the track bearing when roll change.Described working roll group moves on these platforms, is used for moving on to roll shop always or being moved back into the rolling-mill housing from rolling-mill housing.Draw runner/slide rail is tightened on these platforms described draw runner/slide rail rail plate that acts on pull bar with trailed working roll group.Described platform covers the zone in described roll change tunnel simultaneously.They can upwards open and be maintained by the point of rotation.For bearing load, described platform in lateral support on pedestal.
Described platform can be enough hydraulic pressure-roll change locomotive in following zone that is arranged in described roll change tunnel change working roll.
To from described rolling-mill housing, be shifted out and be transported in the roll shop or always with the working roll group of crossing by described roll change locomotive now and move on in the described rolling-mill housing new working roll group.
Maintenance is few,
Workshop crane in the mill is no longer necessary for the weight of described backing roll group and designs.
No longer needing transport vehicle that roll stacks is transported to the described roll shop or returns from mill is transported in the described mill.
Can alleviate about 50% weight for described platform.In addition, no longer need tooth bar 30 tons, that have fastener material and rib key.Save the processing work of the ten minutes trouble of on described platform, carrying out thus for fixing described tooth bar.
Changing for backing roll in the preparation done, only upwards opening and closing and need the workshop crane for described platform.The platform of opening since its height (width) is less can Harassment Vehicle between the operation of crane.
Do not need to remove described platform by described workshop crane.Do not need the place to be used for platform is placed on the workshop yet.Therefore saved the time.
Horizontal mobile device in the mill.
Described horizontal mobile device is arranged in mill in the zone in roll change tunnel.The task of this horizontal mobile device is, will remove from the center in rolling centerline/roll change tunnel with the working roll group of crossing that pulls out from rolling-mill housing, can be positioned at described rolling centerline up to new working roll group.
In roll change buggy, no longer need to have the tooth bar of fastener material and rib key.
Save the processing work of the ten minutes trouble of carrying out and complete roll change buggy-centering operation thus for fixing described tooth bar.
Backing roll is changed
Described backing roll more changing device is arranged in the following zone in described roll change tunnel.
The described backing roll more task of changing device is, will be transported to the described roll shop or with new backing roll group from described rolling-mill housing with the backing roll group of crossing to be transported to the described rolling-mill housing from described roll shop always always.
Carry described working roll on platform, the platform that is arranged in both sides is also changed the track bearing of base with acting on backing roll.On these platforms, make the described described rolling-mill housing of backing roll replacing base shift-in that backing roll is changed that is used for by means of described locomotive.No longer need current employed for this reason working roll-replacing locomotive at this.
Saving when backing roll is changed
No longer need complete working roll-locomotive together with its all device at this.
Other saving:
-littler workshop crane in mill;
-do not need roll stacks is mentioned and to be placed on the transport vehicle of roll shop by the mill crane;
-between mill and roll shop, no longer need to have the transport vehicle of drive unit.
Be used for the roll change locomotive that working roll and backing roll are changed.
Utilize described roll change locomotive, described working roll group and backing roll group are transported to the described roll shop and/or with new roll stacks from described rolling-mill housing always are transported in the described rolling-mill housing.Described roll change locomotive is in the following zone in described roll change tunnel and mainly comprises shell (car body):
-4 hydraulic motors with transmission device and pinion shaft
-2 hydraulic cylinders
-1 is used for the bayonet fittings that working roll is changed
-1 is used for the bayonet fittings that backing roll is changed
Fluid pressure type roll change locomotive
Carry out backing roll replacing, working roll replacing and backing roll-replacing base is moved in the described rolling-mill housing by described fluid pressure type roll change locomotive.
The working roll of current use-replacing locomotive no longer needs.Even in described mill or roll shop, using laterally when mobile, this locomotive is transported to backing roll group and working roll group in the described roll shop always or returns again and is transported in the described rolling-mill housing.
Save:
-littler workshop crane;
-do not need roll stacks is mentioned and to be placed on the transport vehicle of roll shop by the mill crane;
-between mill and roll shop, no longer need to have the transport vehicle of drive unit.
Carry described working roll on platform, the platform that is arranged in both sides is also changed the track bearing of base with acting on backing roll.On these platforms, make the described described rolling-mill housing of backing roll replacing base shift-in that backing roll is changed that is used for by means of described locomotive.No longer need employed for this reason before this independent working roll-replacing locomotive.
Description of drawings
By means of very schematic accompanying drawing embodiments of the invention are explained in detail below.Wherein:
Fig. 1 has the mill of rolling-mill housing and the roll shop that separates by wall and this mill and the cross section in roll change tunnel;
Fig. 2 is locomotive is connected to the situation on the working roll that is shifted out from rolling-mill housing a cross section;
Fig. 3 is the cross section with mill of roll change base;
Fig. 4 is backing roll and the roll change base in roll shop;
Fig. 5 is the roll shop with the supporting construction that is used to admit working roll, and
Fig. 6 is the same with Fig. 5 but has the roll shop of backing roll.
The specific embodiment
Fig. 1 shows mill 1 and roll shop 2 is shown on the right side along rolling direction in the left side.These two zones separate by wall 3.In rolling-mill housing 4, arranged above one with one below 5,6 and one of backing rolls above with one below working roll 7,8.For the rolling-mill housing from mill 24 is transported in the roll shop 2 so that reface such as breaker roll, use locomotive 9.This locomotive 9 is in the tunnel 10, and this tunnel 10 couples together described mill 1 with described roll shop 2.All devices such as track etc. all are configured on a plurality of in other words pedestals 11 of pedestal.Described locomotive 9 can move towards described rolling-mill housing 4 from the position 12 of waiting on the right-hand end in described tunnel 10 thus.Illustrate with cross section in Fig. 1 a, how this locomotive 9 is arranged in the described tunnel 10.As can be seen, described tunnel 10 is divided into the narrower zone 16 below one and the zone 17 of the broad above.Narrower zone 16 below described is only wide than described locomotive 9 a little.The zone 17 of the broad above described has platform 20 on two edge 18,19.These platforms 20 turn at present pulling out in other words transportation work roller group 7,8, and have guide rail 21 on the side thereon, and described working roll group 7,8 can be moved on described guide rail 21.Described platform 20 has a spacing to each other, and this spacing can make the jockey 14 on the upper side 13 that is installed in locomotive 9 therefrom pass through.Described in order to carry in the bigger backing roll group 5,6 of diametrically, make on the described platform 20 and turn over, and path is widened.Illustrate in addition, how further to carry the working roll 7,8 that in mill 1, is in rolling-mill housing 4 next doors.Described working roll 7,8 is connected with described locomotive 9 by push rod 15 and is pulled out from described rolling-mill housing 4 by this locomotive 9.
As shown in FIG. 2, described push rod 15 from described locomotive 9 and below working roll 7 unclamp and removed.Present described locomotive 9 can be directly be connected with following working roll 7.Described locomotive 9 moves in tunnel 10, arrives in the described roll shop 2 with this described working roll group 7,8.
Fig. 3 illustrates, roll change base 25 how by means of described locomotive 9 and push rod 15 below backing roll 5 and top backing roll 6 between push in the rolling-mill housing 4.After described roll change base 25 was arranged between the described backing roll 5,6, the unit that this is complete pulled out from described rolling-mill housing 4 by means of locomotive.When stopping, the centre pulls down described push rod 15.Subsequently locomotive 9 is directly connected on the following backing roll 5.
As finding out in Fig. 4, described locomotive 9 is drawn to complete unit in the roll shop 2.In this case, described platform 20 is along turning on the edge on the right in tunnel 10 and the left side, so that provide free space for unit and the locomotive 9 that is made of backing roll 5,6 and roll change base 25 above-mentioned.The cross section of seeing towards described rolling-mill housing 4 (not shown) of the platform 20 that turns in Fig. 4 a, can seeing.Just shown in the mill 1, how described locomotive 9 is connected with the backing roll in rolling-mill housing 45,6 also in the left side.On the right side just in described roll shop 2 as can be seen, how same locomotive 9 has been in the parking spot on the right together with backing roll 5,6 that connects and described roll change base 25.Only relate to a locomotive 9 in the figure, but in that it is in two locational situations this illustrate.In described mill 1, between the platform 20 of on the left side and the platform 20 on the right a space is arranged.This space is formed for the free space of mobile platform 23.Utilize such mobile platform 23 that the space of 10 tops, described roll change tunnel is covered, and the working roll of in mill 1, not only using but also new working roll group can along or be in reverse to rolling direction and move.This process is also referred to as and laterally moves (Side-Shifting).Such embodiment means, carries described working roll in rolling firm workshop when changing.
Fig. 5 shows a kind of embodiment, and described in this embodiment working roll 7,8 directly is drawn in the described roll shop 2.Described platform turns over for 20 times, so that working roll passes through.A supporting construction 26 is arranged in described roll shop 2, and this supporting construction 26 has been simplified operation man-hour in that each working roll and backing roll are added.As can be seen, described working roll 7,8 is moved on in the described supporting construction 26 for this reason.By can be on described supporting construction 26 along or be in reverse to roll change buggy 31 that rolling direction moves and change that used and new working roll.In this design, in described mill 1, any horizontal mobile device is not set.As among Fig. 4, at a kind of embodiment this illustrate, the working roll 7,8 that is in this embodiment in the rolling-mill housing 4 is connected on the described locomotive 9 (left side).Illustrate on the right side, how same locomotive 9 has arrived its parking/wait in the position in described roll shop 2.Here also only consider a unique locomotive 9.
Fig. 6 shows a kind of embodiment, with described locomotive 9 described backing roll 5,6 is pulled out from rolling-mill housing 4 in this embodiment.On the right side, described backing roll 5,6 has been in the described roll shop 2.Because there is not any mobile platform 23 (being used to change working roll) in described mill 1, so exist described supporting construction 26 in described roll shop 2, this supporting construction 26 has the roll change buggy 31 that can move in the above.In the free space above one is in described roll change tunnel 10, do not construct any supporting construction 26, and described locomotive 9 is transported to described backing roll 5,6 between the left-hand component and right-hand component of the supporting construction 26 in the described roll shop 2 together with roll change base 25, and makes its location for further carrying.Described backing roll 5,6 be such as will refacing, and must take apart and be put on the specific processing machine in described roll shop 2 for this reason.In described mill 1, as in the cross section of Fig. 6 a as can be seen, all upwards turn over pulling out 5,6 o'clock all platforms 20 of described backing roll.
Reference numerals list
1 mill
2 roll shops
3 walls
4 rolling-mill housing
Backing roll below 5
Backing roll above 6
Working roll below 7
Working roll above 8
9 locomotives
10 roll change tunnels
11 pedestals
12 wait the position
13 upper sides
14 jockeys
15 push rods
16 narrower zones
The zone of 17 broads
18 edges
19 edges
20 platforms
21 guide rails
22 working roll groups
23 mobile platforms
24 pulleys
25 roll change bases
26 supporting constructions
The part on 27 left sides
The part on 28 the right
29 upper sides
30 tracks
31 roll change buggies
32 devices
33 hydraulic cylinders
34 push rods
35 working roll groups
36 guide wheels
Claims (12)
1. the roll change tunnel (10) that mill (1) and roll shop (2) are coupled together, wherein in described mill (1), arranged and had working roll and backing roll (5,6,7,8) rolling-mill housing (4), and wherein in described roll change tunnel (10), locomotive (9) can move along the axial direction of described working roll and backing roll, being used for will be with the backing roll of crossing (5,6) or working roll (7,8) be transported to the described roll shop (2) always or be used for new backing roll or working roll are transported to described rolling-mill housing (4) from described roll shop (2) always from described rolling-mill housing (4)
It is characterized in that,
Described roll change tunnel (10) has platform (20) in the zone (17) of superincumbent broad is gone up at its two edges (18,19), described platform (20) is translated in the position of level when carrying described working roll (7,8) downwards and upwards turned over from the position of level when carrying described backing roll (5,6); And
Described platform (20) has guide rail (21) and a spacing on the side thereon.
2. press the described roll change of claim 1 tunnel,
It is characterized in that,
Described locomotive (9) has jockey (14) on side (13) thereon, wherein allows described jockey (14) to pass through between described platform (20) in the spacing between the described platform (20).
3. press claim 1 or 2 described roll change tunnels,
It is characterized in that,
Described roll change tunnel (10) be divided into below one narrower zone (16) and described above the zone (17) of broad; And
Narrower zone (16) below described is only wide than described locomotive (9) a little.
4. press claim 1 or 2 described roll change tunnels,
It is characterized in that,
Described platform (20) be the welding steel construction and for bear load in lateral support on pedestal (11).
5. press claim 1 or 2 described roll change tunnels,
It is characterized in that,
Described jockey (14) is configured to bayonet fittings.
6. be used to change the method for working roll group in rolling-mill housing, this method may further comprise the steps:
The working roll with crossing of working roll group is supported each other; And
Subsequently the fore side of described rolling-mill housing by means of the locomotive that in the roll change tunnel that mill and roll shop are coupled together, moves make the described working roll group of using along the axial direction of described working roll from the described roll shop of described mill shift-in;
It is characterized in that,
In order to shift out the described working roll group of using (7,8), the platform (20) that has guide rail (21) on self upper side is translated into downwards in the position of level on the top edge in described roll change tunnel (10); And described working roll group (7,8) with mistake is connected with described locomotive (9) by push rod (15) and pulls out from described rolling-mill housing (4) by described guide rail (21).
7. press the described method of claim 6,
It is characterized in that,
Described push rod (15) is connected on the jockey (14) that is on described locomotive (9) upper side (13).
8. press the described method of claim 6,
It is characterized in that,
By means of described locomotive (9) by described guide rail (21) with new working roll group from the described rolling-mill housing of described roll shop (2) shift-in (4);
And described new working roll group is installed in the described rolling-mill housing (4).
9. press the described method of claim 6,
It is characterized in that described method is used for pony roughing mill or finishing stand that slab is rolled.
10. be used for changing in rolling-mill housing (4) method of backing roll group, this method may further comprise the steps:
Roll change base (25) is pushed between the following backing roll of using (5) and top backing roll (6) by means of locomotive (9) and push rod (15) with mistake; And
The axial direction of described backing roll group with mistake along described backing roll is transported to the described roll shop (2) from described mill (1) by means of the locomotive (9) of described motion in the roll change tunnel (10) that mill (1) and roll shop (2) are coupled together at the fore side of described rolling-mill housing (4);
It is characterized in that,
To push in the described rolling-mill housing (4) on the platform (20) of described roll change base (25) in described position of on the top edge of roll change tunnel (10), translating into level downwards;
For described being transported to the described roll shop (2) from described rolling-mill housing (4) with the backing roll group of crossing upwards turned over described platform (20) from the position of level always; And
Described backing roll is drawn in the described roll shop (2) by described locomotive (9) as complete unit together with the roll change base (25) that is arranged between it.
11. by the described method of claim 10,
It is characterized in that,
By means of described locomotive (9) with new backing roll group from the described rolling-mill housing of described roll shop (2) shift-in (4);
And described new backing roll group is installed in the described rolling-mill housing (4).
12. by the described method of claim 10,
It is characterized in that described method is used for pony roughing mill or finishing stand that slab is rolled.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006001316.6 | 2006-01-09 | ||
| DE200610001316 DE102006001316A1 (en) | 2006-01-09 | 2006-01-09 | Method for exchanging working rollers and/or intermediate rollers in mill stands of a rolling mill comprises transporting working roller sets and/or support roller sets from the mill stand to the roller workshop and back using a locomotive |
| DE102006030934.0 | 2006-07-05 | ||
| DE200610030934 DE102006030934A1 (en) | 2006-07-05 | 2006-07-05 | Method for changing working rolls and/or support rolls in a roll stand used in a plate rolling mill comprises using a single locomotive |
| PCT/EP2007/000107 WO2007080086A1 (en) | 2006-01-09 | 2007-01-09 | Method and device for changing rolls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101360569A CN101360569A (en) | 2009-02-04 |
| CN101360569B true CN101360569B (en) | 2011-02-09 |
Family
ID=38169949
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800018107A Active CN101360570B (en) | 2006-01-09 | 2007-01-09 | Device for handling/transporting rolls |
| CN2007800018003A Active CN101360569B (en) | 2006-01-09 | 2007-01-09 | Method and device for changing rolls |
| CN2007800016031A Active CN101374612B (en) | 2006-01-09 | 2007-01-09 | Method for handling/transporting working rolls and/or support rolls |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800018107A Active CN101360570B (en) | 2006-01-09 | 2007-01-09 | Device for handling/transporting rolls |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800016031A Active CN101374612B (en) | 2006-01-09 | 2007-01-09 | Method for handling/transporting working rolls and/or support rolls |
Country Status (3)
| Country | Link |
|---|---|
| CN (3) | CN101360570B (en) |
| DE (1) | DE102006001316A1 (en) |
| UA (3) | UA90384C2 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051700B (en) * | 2009-10-28 | 2012-01-25 | 中国石油化工股份有限公司 | On-line replacing method for extrusion roll of fiber spinning traction feeding machine |
| CN101780469B (en) * | 2009-12-30 | 2012-09-05 | 一重集团大连设计研究院有限公司 | Rolling mill ladle cover integral device |
| DE102010046476A1 (en) * | 2010-04-26 | 2011-10-27 | Sms Siemag Ag | Supporting roll changing device |
| DE102010033753A1 (en) * | 2010-06-04 | 2011-12-08 | Sms Siemag Ag | Device for cleaning and drying rolling stands |
| DE102013224633A1 (en) * | 2013-01-14 | 2014-07-17 | Sms Siemag Ag | Casting rolling mill and method for removing and installing rolls in a reduction stand of the casting rolling mill |
| CN103436835B (en) * | 2013-07-24 | 2016-01-20 | 武钢集团昆明钢铁股份有限公司 | A kind of online roll changing rig |
| CN104176485B (en) * | 2014-08-25 | 2016-04-20 | 中冶南方工程技术有限公司 | Roll transporter and transfer method |
| FR3050128B1 (en) * | 2016-04-18 | 2018-09-07 | Fives Dms | METHOD FOR CHANGING CYLINDERS OF A ROLLING MILL |
| CN110523779B (en) * | 2018-07-18 | 2021-04-02 | 广东韶钢松山股份有限公司 | Device and method for replacing stand roller of reversible rolling mill |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3540253A (en) * | 1967-10-30 | 1970-11-17 | Blaw Knox Co | Roll changers |
| US3842639A (en) * | 1973-06-20 | 1974-10-22 | Mesta Machine Co | Side-shifting mill roll |
| CN1091061A (en) * | 1993-02-15 | 1994-08-24 | 日铁建材工业株式会社 | Standby more changing device of roll and insert integral roll |
| CN2399125Y (en) * | 1999-07-22 | 2000-10-04 | 中国第二重型机械集团公司 | Easy-to-replace breast roller of thick plate rolling mill |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20004856U1 (en) * | 2000-03-16 | 2000-05-25 | Achenbach Buschhuetten Gmbh | Roll changing device for roll stands, in particular sex roll stands |
| CN1358452A (en) * | 2000-12-13 | 2002-07-17 | 谭振平 | Inner seasoned bean products |
| CN2488617Y (en) * | 2001-04-24 | 2002-05-01 | 广东省韶关钢铁集团有限公司 | Roll changer for rolling mill |
| DE10256749A1 (en) * | 2002-12-05 | 2004-06-17 | Sms Demag Ag | Rolling mill with means for changing rolls |
-
2006
- 2006-01-09 DE DE200610001316 patent/DE102006001316A1/en not_active Withdrawn
-
2007
- 2007-01-09 CN CN2007800018107A patent/CN101360570B/en active Active
- 2007-01-09 CN CN2007800018003A patent/CN101360569B/en active Active
- 2007-01-09 UA UAA200810220A patent/UA90384C2/en unknown
- 2007-01-09 CN CN2007800016031A patent/CN101374612B/en active Active
- 2007-01-09 UA UAA200810223A patent/UA93895C2/en unknown
- 2007-01-09 UA UAA200810218A patent/UA92064C2/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3540253A (en) * | 1967-10-30 | 1970-11-17 | Blaw Knox Co | Roll changers |
| US3842639A (en) * | 1973-06-20 | 1974-10-22 | Mesta Machine Co | Side-shifting mill roll |
| CN1091061A (en) * | 1993-02-15 | 1994-08-24 | 日铁建材工业株式会社 | Standby more changing device of roll and insert integral roll |
| CN2399125Y (en) * | 1999-07-22 | 2000-10-04 | 中国第二重型机械集团公司 | Easy-to-replace breast roller of thick plate rolling mill |
Non-Patent Citations (1)
| Title |
|---|
| JP昭60-196211A 1985.10.04 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101360570B (en) | 2012-07-11 |
| CN101374612A (en) | 2009-02-25 |
| DE102006001316A1 (en) | 2007-07-12 |
| UA90384C2 (en) | 2010-04-26 |
| CN101360570A (en) | 2009-02-04 |
| CN101374612B (en) | 2011-04-20 |
| UA92064C2 (en) | 2010-09-27 |
| CN101360569A (en) | 2009-02-04 |
| UA93895C2 (en) | 2011-03-25 |
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