CN110193518A - A kind of six-high cluster mill workroll change - Google Patents
A kind of six-high cluster mill workroll change Download PDFInfo
- Publication number
- CN110193518A CN110193518A CN201910600783.XA CN201910600783A CN110193518A CN 110193518 A CN110193518 A CN 110193518A CN 201910600783 A CN201910600783 A CN 201910600783A CN 110193518 A CN110193518 A CN 110193518A
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- China
- Prior art keywords
- roll
- calender rolls
- track
- intermediate calender
- tractor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000033001 locomotion Effects 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B21B31/103—Manipulators or carriages therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of six-high cluster mill workroll changes, including roll changing carriage (1), tractor (2), working roll track (3), intermediate calender rolls track (4), intermediate calender rolls roll change frame (5), working roll track (3), intermediate calender rolls track (4) is separately positioned on roll changing carriage (1) two sides top and medium position, the setting of working roll track (3) multistage and alternate section of working roll track one end and adjacent segment working roll track one end, which pass through, rotates axis connection, tractor (2), intermediate calender rolls roll change frame (5) is located in roll changing carriage (1) central space, intermediate calender rolls roll change frame (5) is connected and fixed above lower intermediate calender rolls (7) by pin, lower intermediate calender rolls (7) make straight reciprocating motion by tractor (2) traction.The configuration of the present invention is simple, failure rate are low, manufacturing cost is low, replaceable working roll, intermediate calender rolls, a tractor serves several purposes, and can individually hang out intermediate calender rolls and intermediate calender rolls roll change frame, and work efficiency is high for roll change.
Description
Technical field
The present invention relates to rolling metal plate and tape apparatus fields, and in particular to a kind of six-high cluster mill workroll change, packet
Include roll changing carriage, tractor, rack gear, drag hook, working roll track, intermediate calender rolls track, intermediate calender rolls roll change frame, the anti-turning-up devices of tractor,
Roll changing carriage parking device.
Background technique
Strip-mill strip roll needs to unload reparation down after a period of work, in order to save roll changing time, generallys use and changes
The special changing rig of roller.Common workroll change can be divided into three types: the workroll change of oil cylinder driving,
Motor-driven feed screw nut's formula workroll change and motor-driven sprocket chain strip workroll change.Cylinder type
Workroll change structure is simple, but oil cylinder stroke is very big, and cylinder diameter is small, cylinder body is long, and deep hole machining is difficult, manufacturing cost
It is high.Structure is complicated for feed screw nut's formula workroll change, and the speed of service is slow, and screw rod is easy bending, and nut is prone to wear.Sprocket wheel
Structure is complicated for chain-type workroll change, and high failure rate, safety are low, and sprocket wheel and chain need to install shield additional and keep maintenance tired
It is difficult.Above-mentioned three kinds of changing rigs are relatively conventional on four-roller strip-mill strip, are also applied to replace working roll on six roller strip-mill strips,
But it cannot be considered in terms of intermediate calender rolls roll change on six roller strip-mill strips.
Meanwhile the changing rig of existing some interchangeable intermediate calender rolls, after being extracted due to intermediate calender rolls, on intermediate calender rolls in
Between roller bearing width be greater than changing rig working track net interior space width, can not directly hang away with intermediate calender rolls support
Intermediate calender rolls containing intermediate roller bearing have to be walked together with the lifting of entire changing rig one comprising working track, be taken by intermediate calender rolls
Changing rig is hung back on former working face again after intermediate calender rolls out, time-consuming, working efficiency is low for entire roll change process.
Summary of the invention
In view of the deficiencies of the prior art, problem solved by the invention is to provide a kind of work that can take into account replacement intermediate calender rolls
Roller changing rig and roll change is high-efficient.
In order to solve the above technical problems, the technical solution adopted by the present invention is that a kind of six-high cluster mill workroll change,
Including roll changing carriage, tractor, working roll track, intermediate calender rolls track, intermediate calender rolls roll change frame, the working roll track, intermediate calender rolls rail
Road is separately positioned on roll changing carriage two sides top and medium position, the working roll track multistage setting and alternate section of work
By rotation axis connection, tractor, intermediate calender rolls roll change are erected at roll changing carriage for roller track one end and adjacent segment working roll track one end
In central space, the intermediate calender rolls roll change frame is connected and fixed above lower intermediate calender rolls by pin, and the lower intermediate calender rolls are by described
Tractor traction makees straight reciprocating motion and the intermediate calender rolls roll change frame and lower intermediate calender rolls is hauled out or sent from strip-mill strip memorial archway
Enter.
The working roll track bilateral symmetry is arranged with the first working roll track, the second working roll track, third working roll
Track, the 4th working roll track, the first working roll track, third working roll track respectively with the second working roll rail
Road, the 4th working roll track one end pass through rotation axis connection and can upward at least 90 degree of Unscrews.
The tractor makees straight reciprocating motion along the tractor guide rai that roll changing carriage two sides lower part is equipped with.
Roll changing carriage two sides middle and lower part is provided with the rack gear being fixedly connected, rack gear and the tractor be equipped with by
The driving gear that the speed reducer output shaft that driving motor drives is connected is connected by meshing transmission, and passes through the rack gear and the driving
The engaged transmission of gear, which is realized, drives the tractor to make straight reciprocating motion.
Described roll changing carriage one end is arranged with the upper double hooks and lower pair of hook rotated upwardly and downwardly around fixing axle, upper double extensions
Hook, lower pair of hook can be rotated upwardly and downwardly to respectively correspond around fixing axle and be connected with the fulcrum bearing hook of working roll, lower intermediate calender rolls.
Further, the invention also includes tractor limited block and the anti-turning-up devices of tractor, the tractor limited block is located at
The tractor guide rai both ends, anti-turn of the tractor are set in the tractor guide rai working front edge, the tractor limit
Position block, for preventing tractor from going out as straight reciprocating motion the guide rail at both ends, the anti-turning-up devices setting of tractor is anti-turn over it is U-shaped
Channel steel, anti-turn over are equipped with the notch adaptable with the tractor idler wheel outer edge bead, lead for preventing from working as above U-type groove steel
Draw vehicle because be obstructed stop move ahead when, continue under forward drive in rack gear thrust, tractor idler wheel can be jumped from tractor limited block
It rises and entire tractor is caused rearward to be tumbled.
Further, the invention also includes roll changing carriage parking device, the roll changing carriage parking device is located at and can lead along roll changing carriage
Rail makees the opposite end of the roll changing carriage operative end surface of straight reciprocating motion, is carried out by idler wheel of the roll changing carriage parking device to roll changing carriage
Position is locked.
Further, roll changing carriage guide rail both ends are equipped with roll changing carriage limited block, prevent the roll changing carriage from making linear reciprocation fortune
Guide rail is gone out when dynamic.
The roll changing carriage parking device includes threaded post, cylinder, lock-bit foot, screw thread locknut, set in the cylinder screw thread with
The threaded post is threadedly coupled, and the lock-bit foot is threadedly coupled with the threaded post, and the screw thread locknut is placed in the cylinder top
End is threadedly coupled with the threaded post.
Compared with prior art, the configuration of the present invention is simple, failure rate are low, manufacturing cost is low, replaceable working roll, centre
Roller realizes a tractor serves several purposes, and can individually hang out intermediate calender rolls and intermediate calender rolls roll change frame, and work efficiency is high for roll change.
Detailed description of the invention
Fig. 1 is that the present invention changes structural front view;
Fig. 2 is that the present invention changes the structure left view;
Fig. 3 be the present invention change jobs roller when state main view;
Fig. 4 be the present invention change jobs roller when state left view;
Fig. 5 is state diagram when the present invention changes intermediate calender rolls;
Fig. 6 is state left view when the present invention changes intermediate calender rolls;
Fig. 7 is double hook position views on roll changing carriage;
Fig. 8 is the anti-turning-up devices structural schematic diagram of tractor;
Fig. 9 is roll changing carriage parking device structural schematic diagram;
Figure 10 is six roller machine operation principle schematic diagrams.
Specific embodiment
A specific embodiment of the invention is further described with reference to the accompanying drawing, but is not to limit of the invention
It is fixed.
Fig. 1 to Fig. 6 shows a kind of six-high cluster mill workroll change, including roll changing carriage 1, tractor 2, working roll rail
Road 3, intermediate calender rolls track 4, intermediate calender rolls roll change frame 5, working roll track 3, intermediate calender rolls track 4 are successively set on 1 liang of roll changing carriage respectively
Side top and medium position, 3 bilateral symmetry of working roll track are arranged with the first working roll track 31, the second working roll track
32, third working roll track 33, the 4th working roll track 34, the first working roll track 31, third working roll track 33 respectively with
Second working roll track 32,34 one end of the 4th working roll track pass through rotation axis connection and can upward at least 90 degree of Unscrews.
Tractor 2, intermediate calender rolls roll change frame 5 are located in 1 central space of roll changing carriage, and intermediate calender rolls roll change frame 5 is connected and fixed under by pin
7 top of intermediate calender rolls, lower intermediate calender rolls 7 make straight reciprocating motion by the traction of tractor 2.
Tractor 2 makees straight reciprocating motion along the tractor guide rai 21 that 1 two sides lower part of roll changing carriage is equipped with.
1 two sides middle and lower part of roll changing carriage is provided with the rack gear 11 being fixedly connected, rack gear 11 and tractor 2 are equipped with by driving
The driving gear 24 that the speed reducer output shaft that dynamic motor 23 drives is connected is connected by meshing transmission, and by rack gear and drives gear
Engaged transmission realizes that driving tractor 2 makees straight reciprocating motion.
1 one end of roll changing carriage is arranged with the upper double hooks 12 and lower pair of hook 13 rotated upwardly and downwardly around fixing axle, as shown in fig. 7,
Upper double hooks 12, lower pair of hook 13 can be rotated upwardly and downwardly to respectively correspond around fixing axle and be hung with the fulcrum bearing of working roll 6, lower intermediate calender rolls 7
Hook connects.
Further, the invention also includes tractor limited blocks 22 and the anti-turning-up devices 25 of tractor, tractor limited block 22 to set
At tractor guide rai both ends, the anti-turning-up devices 25 of tractor are located at 21 working front edge of tractor guide rai, and tractor limited block 22 is used for
Prevent tractor from going out the guide rail at both ends as straight reciprocating motion, the anti-setting of turning-up devices 25 of tractor is anti-to turn over U-type groove steel 25, anti-to turn over
The notch being adapted with the 2 idler wheel outer edge bead of tractor is equipped with above U-type groove steel 25, as shown in figure 8, leading for preventing from working as
Draw vehicle 2 because be towed vehicle limited block 22 stop move ahead when, in the case where 11 thrust of rack gear continues forward drive, 2 idler wheel meeting of tractor
It takeoffs from tractor limited block 22 and entire tractor 2 is caused rearward to be tumbled.
Further, the invention also includes roll changing carriage parking devices 14, and roll changing carriage parking device 14, which is located at, to lead along roll changing carriage
Rail 15 makees the opposite end of 1 operative end surface of roll changing carriage of straight reciprocating motion, the rolling by roll changing carriage parking device 14 to roll changing carriage 1
It is locked that wheel 16 carries out position.
Further, 15 both ends of roll changing carriage guide rail are equipped with roll changing carriage limited block 17, when preventing roll changing carriage 1 from making straight reciprocating motion
Go out guide rail.
As shown in figure 9, roll changing carriage parking device 14 includes threaded post 141, cylinder 142, lock-bit foot 143, screw thread locknut
144, screw thread is set in cylinder 142 and is threadedly coupled with threaded post 141, and lock-bit foot 143 is threadedly coupled with threaded post 141, screw thread locknut
144 are placed in the threaded connection of 142 Xiang Duanyu threaded post 141 of cylinder.
Working principle of the present invention:
Figure 10 shows the signal of six roller machine working principles, in figure: 6 working rolls, 7 lower intermediate calender rolls, intermediate calender rolls on 8,9 supports
Roller.
For six roller strip-mill strips since working roll is directly to wear faster with the roller of band contact, intermediate calender rolls abrasion is slower,
Therefore wearing two kinds of rollers will regularly replace, therefore following three kinds of replacement situations occurs:
(1) when strip-mill strip only needs to change working roll:
The first working track 31 and third working track 33 of working roll track 3 are laid flat, working roll track 3 is made to be in work
Make state, roll changing carriage 1 is pushed into proper operation position along roll changing carriage guide rail 15, rotates 141 band of threaded post in parking column 14
Dynamic lock-bit foot 143, which is moved down, contacts clamping with 15 lower edge of roller vehicle guide rail, and screw thread locknut 144 locks position, makes roll changing carriage 1
Into roll change working condition;The old working roll in strip-mill strip is placed on machine inner orbit by changing jobs roller operation.Traction
The power that vehicle 2 drives speed reducer to provide by alternating-current variable frequency motor 23 realizes linear reciprocation through driving gear 24, the transmission of rack gear 11
Movement.By upper double 12 connection working rolls 6 of hook, proceeds to its pull-out on working roll track 3, then pass through the crane in workshop
The old working roll pulled out out of strip-mill strip memorial archway is hung away.New working roll is lifted on working roll track 3.Reverse operating
The propulsion strip-mill strip memorial archway of working roll 6 is completed to new work roll changing work.
(2) when strip-mill strip needs to change working roll and intermediate calender rolls:
Replacement intermediate calender rolls first have to pull out working roll, concede replacement intermediate calender rolls working space, after completing replacement intermediate calender rolls, then
New working roll is sent into and resets installation.
By the first working roll track 31, third working roll track 33 around the shaft respectively to the second working roll track the 32, the 4th
34 at least 90 degree of another extreme direction Unscrew angle of working roll track, keeps working roll track 3 in running order, by roll changing carriage
1 is pushed into proper operation position along roll changing carriage guide rail 15, rotates the threaded post 141 in parking column 14 and lock-bit foot 143 is driven to move down
Clamping is contacted with 15 lower edge of roller vehicle guide rail, screw thread locknut 144 locks position, and roll changing carriage 1 is made to enter roll change work shape
State;The old working roll in strip-mill strip is placed on strip-mill strip inner orbit by changing jobs roller operation.Tractor 2 passes through friendship
It flows the power that variable-frequency motor 23 drives speed reducer to provide and realizes straight reciprocating motion through driving gear 24, the transmission of rack gear 11.Pass through
Lower pair of hook 13 connects lower intermediate calender rolls 7, proceeds to its pull-out on intermediate calender rolls track 4.Due to the first working track on working roll 3
31 and third working roll track 33 have already turned on, conceded space, can by intermediate calender rolls roll change frame 5 lift by crane be put into roll changing carriage 1
It in inner space and is placed on lower intermediate calender rolls 7 and fixes, speed reducer is then driven by alternating-current variable frequency motor 23 by tractor 2
The power of offer realizes straight reciprocating motion through driving gear 24, the transmission of rack gear 11.Lower intermediate calender rolls are connected by lower pair of hook 13
7, it is pushed into it in strip-mill strip memorial archway.Upper intermediate calender rolls 8 are placed on intermediate calender rolls roll change frame 5 by other operations of roll change.Weight
Multiple operation above is pulled out upper intermediate calender rolls 8, lower intermediate calender rolls 7 outside strip-mill strip memorial archway by intermediate calender rolls roll change frame 5 together, then
Upper intermediate calender rolls 8, intermediate calender rolls roll change frame 5, lower intermediate calender rolls 7 are successively hung away by the crane in workshop.
New lower intermediate calender rolls 7, intermediate roller device 5, upper intermediate calender rolls 8 are sent to the completion of strip-mill strip memorial archway and changed by reverse operating
Intermediate calender rolls operation;
New working roll 6 is sent to strip-mill strip memorial archway and completes the roller work that changes jobs by reverse operating.
(3) when strip-mill strip need to only change intermediate calender rolls:
Replacement intermediate calender rolls first have to pull out working roll, concede replacement intermediate calender rolls working space, after completing replacement intermediate calender rolls, then
Original working roll is sent into and resets installation.
It, will be outside working roll pulling machine by the operation of above-mentioned replacement working roll;
It is operated by above-mentioned replacement working roll and intermediate calender rolls, it will be outside intermediate roller device pulling machine;
New intermediate calender rolls are sent to memorial archway completion and change intermediate calender rolls operation by reverse operating.
Original working roll is sent to memorial archway and completes the roller work that changes jobs by reverse operating.
Compared with prior art, the present invention is replaceable using rack pinion structure is simple, failure rate is low, manufacturing cost is low
Working roll, intermediate calender rolls realize a tractor serves several purposes, and can individually hang out intermediate calender rolls and intermediate calender rolls roll change frame, and work efficiency is high for roll change.
Detailed description is made that embodiments of the present invention in conjunction with attached drawing above, but the present invention be not limited to it is described
Embodiment.To those skilled in the art, without departing from the principles and spirit of the present invention, to these implementations
Mode carries out various change, modification, replacement and variant are still fallen in protection scope of the present invention.
Claims (8)
1. a kind of six-high cluster mill workroll change, which is characterized in that including roll changing carriage (1), tractor (2), working roll rail
Road (3), intermediate calender rolls track (4), intermediate calender rolls roll change frame (5), the working roll track (3), intermediate calender rolls track (4) are separately positioned on
Roll changing carriage (1) the two sides top and medium position, working roll track (3) the multistage setting and alternate section of working roll track
By rotation axis connection, the tractor (2), intermediate calender rolls roll change frame (5) are located at institute for one end and adjacent segment working roll track one end
It states in roll changing carriage (1) central space, the intermediate calender rolls roll change frame (5) is connected and fixed above lower intermediate calender rolls (7) by pin, institute
It states lower intermediate calender rolls (7) and straight reciprocating motion is made by the tractor (2) traction.
2. six-high cluster mill workroll change according to claim 1, which is characterized in that the working roll track (3)
Including the first working roll track (31), the second working roll track (32), third working roll track (33), the 4th working roll track
(34), the first working roll track (31), third working roll track (33) respectively with the second working roll track (32),
Four working roll track (34) one end pass through rotation axis connection.
3. six-high cluster mill workroll change according to claim 1, which is characterized in that roll changing carriage (1) two sides
Side middle and lower part is provided with the rack gear (11) being fixedly connected, the rack gear (11) and the tractor (2) are equipped with by driving electricity
The driving gear (24) that the speed reducer output shaft that machine (23) drives is connected is connected by meshing transmission.
4. six-high cluster mill workroll change according to claim 1, which is characterized in that described roll changing carriage (1) one end
It is arranged with the upper double hooks (12) and lower pair of hook (13) rotated upwardly and downwardly around fixing axle, upper double hooks (12), lower pair of hook
(13) it can rotate upwardly and downwardly to respectively correspond around fixing axle and be connected with the fulcrum bearing hook of working roll (6), lower intermediate calender rolls (7).
5. six-high cluster mill workroll change according to any one of claims 1 to 4, which is characterized in that further include leading
Draw vehicle limited block (22) and the anti-turning-up devices of tractor (25), the tractor limited block (22) is located at tractor guide rai (21) two
End, the anti-turning-up devices of tractor (25) are located at the tractor guide rai (21) working front edge, the anti-turning-up devices of tractor
(25) be provided with it is anti-turn over U-type groove steel (251), it is described it is anti-turn over be equipped with above U-type groove steel (251) with outside the tractor (2) idler wheel
The adaptable notch of edge flange.
6. six-high cluster mill workroll change according to claim 5, which is characterized in that further include roll changing carriage parking dress
It sets (14), the roll changing carriage parking device (14) is located at the roll changing carriage (1) that can make straight reciprocating motion along roll changing carriage guide rail (15)
The opposite end of operative end surface.
7. six-high cluster mill workroll change according to claim 6, which is characterized in that the roll changing carriage guide rail (15)
Both ends are equipped with roll changing carriage limited block (17).
8. six-high cluster mill workroll change according to claim 6, which is characterized in that the roll changing carriage parking device
(14) include threaded post (141), cylinder (142), lock-bit foot (143), screw thread locknut (144), set screw thread in the cylinder (142)
It is threadedly coupled with the threaded post (141), the lock-bit foot (143) is threadedly coupled with the threaded post (141), the screw fastening
Female (144) are placed in the threaded connection of threaded post (141) described in the cylinder (142) Xiang Duanyu.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910600783.XA CN110193518A (en) | 2019-07-04 | 2019-07-04 | A kind of six-high cluster mill workroll change |
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Application Number | Priority Date | Filing Date | Title |
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CN201910600783.XA CN110193518A (en) | 2019-07-04 | 2019-07-04 | A kind of six-high cluster mill workroll change |
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CN110193518A true CN110193518A (en) | 2019-09-03 |
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CN201910600783.XA Pending CN110193518A (en) | 2019-07-04 | 2019-07-04 | A kind of six-high cluster mill workroll change |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110883100A (en) * | 2019-11-30 | 2020-03-17 | 广东含元工业技术有限公司 | Roll changing method of six-roll mill |
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CN202387736U (en) * | 2011-12-30 | 2012-08-22 | 一重集团大连设计研究院有限公司 | Rapid roller exchanging machine of middle roller of work roller |
CN202762737U (en) * | 2012-09-14 | 2013-03-06 | 上海艾多维钢铁工程技术有限公司 | Multilayer-rail roll changing carriage |
CN203044512U (en) * | 2012-12-11 | 2013-07-10 | 河北宝生工程科技有限公司 | Upper supporting roll changing device of four-roller and six-roller mill |
CN203751001U (en) * | 2014-03-20 | 2014-08-06 | 中国重型机械研究院股份公司 | Rolling changing device for rolling mill |
CN104399755A (en) * | 2014-11-17 | 2015-03-11 | 一重集团大连设计研究院有限公司 | Roll replacing trailer for replacing both working roll and supporting roll |
CN210160154U (en) * | 2019-07-04 | 2020-03-20 | 广东含元工业技术有限公司 | Working roll changing device of six-roll mill |
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- 2019-07-04 CN CN201910600783.XA patent/CN110193518A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202387736U (en) * | 2011-12-30 | 2012-08-22 | 一重集团大连设计研究院有限公司 | Rapid roller exchanging machine of middle roller of work roller |
CN202762737U (en) * | 2012-09-14 | 2013-03-06 | 上海艾多维钢铁工程技术有限公司 | Multilayer-rail roll changing carriage |
CN203044512U (en) * | 2012-12-11 | 2013-07-10 | 河北宝生工程科技有限公司 | Upper supporting roll changing device of four-roller and six-roller mill |
CN203751001U (en) * | 2014-03-20 | 2014-08-06 | 中国重型机械研究院股份公司 | Rolling changing device for rolling mill |
CN104399755A (en) * | 2014-11-17 | 2015-03-11 | 一重集团大连设计研究院有限公司 | Roll replacing trailer for replacing both working roll and supporting roll |
CN210160154U (en) * | 2019-07-04 | 2020-03-20 | 广东含元工业技术有限公司 | Working roll changing device of six-roll mill |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110883100A (en) * | 2019-11-30 | 2020-03-17 | 广东含元工业技术有限公司 | Roll changing method of six-roll mill |
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