CN105234182B - A kind of roll change combination unit for being applied to 18 cold mill backing systems - Google Patents
A kind of roll change combination unit for being applied to 18 cold mill backing systems Download PDFInfo
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- CN105234182B CN105234182B CN201510852432.XA CN201510852432A CN105234182B CN 105234182 B CN105234182 B CN 105234182B CN 201510852432 A CN201510852432 A CN 201510852432A CN 105234182 B CN105234182 B CN 105234182B
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- Prior art keywords
- hinge
- roll
- fagging
- preposition
- calender rolls
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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
- B21B31/12—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts by vertically displacing
Abstract
The present invention relates to a kind of roll change combination unit for being applied to 18 cold mill backing systems, diagonal brace plate part is arranged in transmission side, fore side arranges preposition fagging, diagonal brace plate part and preposition fagging interoperation；Connecting the afterbody external part of hinge can slide along the inclined-plane of tilt prop until reaching inclined-plane and the terminal where horizontal bottom surface crosspoint；Preposition fagging outline is to open up semi-circular through hole in the rectangular slab being vertically arranged, plate face so that intermediate calender rolls can be moved axially from the semi-circular through hole；Plate face left and right sides respectively sets a perforate, and each STH and connection hinge are corresponding close to one end of fore side；Plate face left and right sides also respectively sets an inserted link, and inserted link is horizontal through corresponding hole on intermediate roll shifting bearing block.The present invention has small space, precise structure, flexible configuration, and adaptable advantage more can easily adapt to 18 cold mill window designs.
Description
Technical field
It is especially a kind of to be applied to 18 cold mill backing system roll change works the present invention relates to a kind of roll change combination unit
The roll change combination unit of skill
Background technology
With the rapid growth of national economy, the demand of flat cold-rolled sheet is continuously increased, but the finished product of China's flat cold-rolled sheet
Of low quality, compared with external product, also larger gap, is mainly manifested in chemical composition and mechanical performance is unstable, into
In terms of product strip surface quality, plate shape and dimensional accuracy.Reason of searching to the bottom is that domestic flat cold-rolled sheet production scale is small, equipment
Level is low.Just at present, 18 cold mills possess more achievement in the production of the high-intensity band steels such as stainless steel, high-carbon steel.
In recent years, domestic main stainless steel sheet strip manufacturing enterprise is most of all introduces 18 cold mills.It is complete that 18 roller types are constituted
Continuously, large-duty stainless steel continuous rolling technology has become the development trend of stainless steel production.
In 18 cold mill structures, backing system is located at the both sides of working roll and intermediate calender rolls.In rolling, frame two
Backing system is close to working roll by the collateral support system of side by oil cylinder, so as to be played a supporting role to working roll.When need into
During row roll change, collateral support system oil cylinder is retracted, but backing system pulled under Gravitative Loads and without external force under can not open automatically,
But roll change technological requirement backing system must open certain angle in roll change to ensure to stay between working roll and intermediate calender rolls
There is certain gap.So roll change when could be safer, be unlikely to damage roll surface.Therefore, a kind of adaptation roll change technique is developed
Attachment means turn into 18 cold mill backing systems in an important problem.
Because 18 cold mill window equipment are more, how to arrange that this attachment means are also in narrow space
One more scabrous problem.The present invention provides the connection dress of a set of adaptation roll change technique with good versatility and adaptability
Put, with space is small, flexible configuration, the advantages of strong adaptability.
The content of the invention
The technical problem to be solved in the present invention is to overcome the drawbacks described above of prior art cold suitable for 18 rollers there is provided one kind
The roll change combination unit of milling train backing system roll change technique, is realized flexible on the premise of the various narrow space of milling train window equipment
Convenient roll change, the device has that space is small, flexible configuration, the advantages of strong adaptability.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：
It is middle in a kind of roll change combination unit for being applied to 18 cold mill backing systems, 18 cold mill
Roller is fixed roller bending block and is fixed in frame, to carry out roller to intermediate calender rolls；Collateral support system is fixed in frame, to centering
Between roller and backing system carry out side push away with it is fixed；Backing system is fixed on the bearing block that intermediate calender rolls are assembled by connecting hinge,
Connection hinge insertion backing system simultaneously becames one and synchronous axial system with backing system；
It is characterized in that：Along 18 cold mill working rolls axial direction, diagonal brace plate part is arranged in working roll transmission side, in work
Make roller fore side and arrange preposition fagging, diagonal brace plate part and preposition fagging interoperation；
Diagonal brace plate part includes tilt prop, with being connected the connecting hinge axle sleeve that hinge is fixed as one；Tilt prop is with perpendicular
To the horizontal boom flat board of extension plate face, the horizontal arm of horizontal boom flat board sets horizontal bottom surface, horizontal bottom surface and cantilever
The vertical wedge-shaped coupler body connection of external part so that the lateral outer inclined-plane of vertical wedge shape coupler body and horizontal bottom surface smoothly transit friendship
Fork；Tilt prop horizontal boom tail end, which is fixed on intermediate calender rolls, to be fixed on roller bending block；Connecting hinge axle sleeve is fixed on the afterbody of connection hinge
On external part, the afterbody external part of connecting hinge axle sleeve, connection hinge and connection hinge is set to be integrally formed and unanimously act；Connection
The afterbody external part of hinge can be slided where until reaching inclined-plane and horizontal bottom surface crosspoint along the inclined-plane of tilt prop
Terminal；
Preposition fagging outline is the rectangular slab being vertically arranged, and the long side of level is more than vertical edge；The preposition vertical plate face of fagging
Semi-circular through hole is opened up centered on upper following long side midpoint, the semi-circular through hole radius is slightly larger than or made equal to intermediate calender rolls roller external diameter
Obtaining preposition fagging and being vacantly located on intermediate calender rolls enables intermediate calender rolls to be moved axially from the semi-circular through hole；Preposition support
The vertical plate face both sides of plate respectively set a perforate with the long side center line axial symmetry left and right sides in lower section, and each STH is connected hinge with homonymy
Match close to one end of fore side and the connection hinge can be accommodated and pass through close to one end of fore side；Below each STH,
In the preposition vertical plate face of fagging left and right sides respectively set one it is vertical with vertical plate face and parallel to the inserted link for being connected hinge, inserted link and
Preposition fagging forms as one；The preposition vertical plate face of fagging is axially located middle roll bending bearing block along working roll and altered with intermediate calender rolls
Between roll bearing seat, the inserted link on preposition fagging is altered horizontal through corresponding hole on intermediate roll shifting bearing block from intermediate calender rolls
Roll bearing seat stretches out a part close to the outer face of fore side.
In above-mentioned technical proposal, when normal rolling, collateral support system by backing system tightly be close to working roll so that
Ensure the horizontal rigidity of working roll；When needing roll change, intermediate calender rolls are assemblied in the lifting oil cylinder effect that intermediate calender rolls are fixed in roller bending block
Under lift straight up, drive backing system synchronously move up；When connection hinge afterbody external part the face of cylinder from below
When contacting to the inclined-plane of tilt prop, because intermediate calender rolls assembling is moved straight up along lifting oil cylinder always, and tilt prop is fixed on
Intermediate calender rolls are fixed on roller bending block, in the presence of being oriented in the oblique top on the afterbody external part inclined-plane of connection hinge, backing system
Will with the afterbody external part of connection hinge the face of cylinder outward Unscrew to set angle；Now, changing in fore side
Roller arrangement is close, after the clamping device on changing rig clamps the inserted link on preposition fagging, along inserted link axially toward transmission side
Promote, until connection hinge is inserted into the perforate on preposition fagging close to one end of fore side, the two of such backing system
The connection hinge of side is all inserted into perforate close to one end of fore side and is locked；Both intermediate calender rolls assembling and backing system are without relative
Motion ground is drawn out framework window along changing track for roll；
After new intermediate roller device and backing system are promoted roll change position by changing rig, new intermediate roller device and backing system
, will be preposition after clamping device on roll change position in window, changing rig clamps the inserted link on preposition fagging again
Fagging is pulled to setpoint distance along the corresponding hole axle of intermediate roll shifting bearing block to fore side, preposition fagging is disconnected hinge
One end of close fore side is simultaneously kept at a distance, now, and backing system will be along the inclined-plane to tilt prop around the tail for connecting hinge
The face of cylinder rotation of portion's external part, and it is slowly close to intermediate calender rolls, untill arrival working roll is in contact position.
In above-mentioned technical proposal, preposition fagging is placed on intermediate roll shifting bearing block, and two stretching inserted links are horizontal through in
Between corresponding hole on roller roll shifting bearing block, and stretch out a part to behaviour from intermediate roll shifting bearing block close to the outer face of fore side
Make side close to changing rig；Slided when connecting inclined-plane of the afterbody external part of hinge along tilt prop until reaching inclined-plane and level
During terminal where bottom surface crosspoint, preposition fagging is combined with connection hinge close to one end of fore side locks backing system
It is fixed.
In above-mentioned technical proposal, inserted link, which is welded on preposition fagging, forms one.
It is middle in a kind of roll change combination unit for being applied to 18 cold mill backing systems, 18 cold mill
Roller is fixed roller bending block and is fixed in frame, to carry out roller to intermediate calender rolls；Collateral support system is fixed in frame, to centering
Between roller and backing system carry out side push away with it is fixed；Backing system is fixed on the bearing block that intermediate calender rolls are assembled by connecting hinge,
Connection hinge insertion backing system simultaneously becames one and synchronous axial system with backing system；
It is characterized in that：Along 18 cold mill working rolls axial direction, diagonal brace plate part is arranged in working roll transmission side, in work
Make roller fore side and arrange preposition fagging, diagonal brace plate part and preposition fagging interoperation；
Diagonal brace plate part includes tilt prop, with being connected the connecting hinge axle sleeve that hinge is fixed as one；Tilt prop is with perpendicular
To the horizontal boom flat board of extension plate face, the horizontal arm of horizontal boom flat board sets horizontal bottom surface, horizontal bottom surface and cantilever
The vertical wedge-shaped coupler body connection of external part so that the lateral outer inclined-plane of vertical wedge shape coupler body and horizontal bottom surface smoothly transit friendship
Fork；Tilt prop horizontal boom tail end, which is fixed on intermediate calender rolls, to be fixed on roller bending block；Connecting hinge axle sleeve is fixed on the afterbody of connection hinge
On external part, the afterbody external part of connecting hinge axle sleeve, connection hinge and connection hinge is set to be integrally formed and unanimously act；Connection
The afterbody external part of hinge can be slided where until reaching inclined-plane and horizontal bottom surface crosspoint along the inclined-plane of tilt prop
Terminal；
Preposition fagging outline is the rectangular slab being vertically arranged, and the long side of level is more than vertical edge；The preposition vertical plate face of fagging
Intermediate roll shifting bearing block is axially located outside the outer face of fore side along working roll；The preposition vertical plate face both sides of fagging with
The long side center line axial symmetry left and right sides in lower section respectively sets a perforate, and each STH is connected hinge with homonymy close to one end of fore side
Match and the connection hinge can be accommodated and pass through close to one end of fore side.
In above-mentioned technical proposal, when normal rolling, collateral support system by backing system tightly be close to working roll so that
Ensure the horizontal rigidity of working roll；When needing roll change, intermediate calender rolls are assemblied in the lifting oil cylinder effect that intermediate calender rolls are fixed in roller bending block
Under lift straight up, drive backing system synchronously move up；When connection hinge afterbody external part the face of cylinder from below
When contacting to the inclined-plane of tilt prop, because intermediate calender rolls assembling is moved straight up along lifting oil cylinder always, and tilt prop is fixed on
Intermediate calender rolls are fixed on roller bending block, in the presence of being oriented in the oblique top on the afterbody external part inclined-plane of connection hinge, backing system
Will with the afterbody external part of connection hinge the face of cylinder outward Unscrew to set angle；Now, changing in fore side
Clamping device of the roller arrangement close to intermediate roll shifting bearing block on the outer face of fore side, changing rig presss from both sides preposition fagging
After handling, axially preposition fagging is promoted toward transmission side along connection hinge until connection hinge is inserted into close to one end of fore side
In perforate on preposition fagging, the connection hinge of the both sides of such backing system is all inserted into quilt in perforate close to one end of fore side
Locking；Both intermediate calender rolls assembling and backing system are drawn out framework window without relative motion along changing track for roll；
After new intermediate roller device and backing system are promoted roll change position by changing rig, new intermediate roller device and backing system
After clamping device on roll change position in window, changing rig clamps preposition fagging again, by preposition fagging in
Between the corresponding hole axle of roller roll shifting bearing block be returned to setpoint distance to fore side, make preposition fagging be disconnected hinge close to behaviour
Make one end of side and keep at a distance, now, backing system will stretch out along afterbody of the inclined-plane to tilt prop around connection hinge
The face of cylinder rotation at end, and it is slowly close to intermediate calender rolls, untill arrival working roll is in contact position.
In above-mentioned technical proposal, preposition fagging is placed on the roll changing carriage of fore side, when the afterbody external part edge of connection hinge
The inclined-plane for tilt prop is slided until during terminal where reaching inclined-plane and horizontal bottom surface crosspoint, preposition fagging and connecting hinge
Axle is combined close to one end of fore side and locks backing system.
It is middle in a kind of roll change combination unit for being applied to 18 cold mill backing systems, 18 cold mill
Roller is fixed roller bending block and is fixed in frame, to carry out roller to intermediate calender rolls；Collateral support system is fixed in frame, to centering
Between roller and backing system carry out side push away with it is fixed；Backing system is fixed on the bearing block that intermediate calender rolls are assembled by connecting hinge,
Connection hinge insertion backing system simultaneously becames one and synchronous axial system with backing system；
It is characterized in that：Along 18 cold mill working rolls axial direction, diagonal brace plate part is arranged in working roll transmission side；Two
Connection hinge extends axially through the corresponding through hole of intermediate roll shifting bearing block close to one end of fore side, until stretching out intermediate calender rolls
Roll shifting bearing block is close to the outer face of fore side close to changing rig；Diagonal brace plate part and intermediate roll shifting bearing block interoperation
So that connection hinge is combined or departed from the corresponding through hole of intermediate roll shifting bearing block close to one end of fore side；
Diagonal brace plate part includes tilt prop, with being connected the connecting hinge axle sleeve that hinge is fixed as one；Tilt prop is with perpendicular
To the horizontal boom flat board of extension plate face, the horizontal arm of horizontal boom flat board sets horizontal bottom surface, horizontal bottom surface and cantilever
The vertical wedge-shaped coupler body connection of external part so that the lateral outer inclined-plane of vertical wedge shape coupler body and horizontal bottom surface smoothly transit friendship
Fork；Tilt prop horizontal boom tail end, which is fixed on intermediate calender rolls, to be fixed on roller bending block；Connecting hinge axle sleeve is fixed on the afterbody of connection hinge
On external part, the afterbody external part of connecting hinge axle sleeve, connection hinge and connection hinge is set to be integrally formed and unanimously act；Connection
The afterbody external part of hinge can be slided where until reaching inclined-plane and horizontal bottom surface crosspoint along the inclined-plane of tilt prop
Terminal.
In above-mentioned technical proposal, when normal rolling, collateral support system by backing system tightly be close to working roll so that
Ensure the horizontal rigidity of working roll；When needing roll change, intermediate calender rolls are assemblied in the lifting oil cylinder effect that intermediate calender rolls are fixed in roller bending block
Under lift straight up, drive backing system synchronously move up；When connection hinge afterbody external part the face of cylinder from below
When contacting to the inclined-plane of tilt prop, because intermediate calender rolls assembling is moved straight up along lifting oil cylinder always, and tilt prop is fixed on
Intermediate calender rolls are fixed on roller bending block, in the presence of being oriented in the oblique top on the afterbody external part inclined-plane of connection hinge, backing system
Will with the afterbody external part of connection hinge the face of cylinder outward Unscrew to set angle；Now, changing in fore side
Roller arrangement is close to clamping device of the intermediate roll shifting bearing block on the outer face of fore side, changing rig by intermediate roll shifting
After bearing block is clamped, axially promoted along connection hinge toward transmission side until connection hinge is inserted into close to one end of fore side
In through hole on intermediate roll shifting bearing block, the connection hinge of the both sides of such backing system is all inserted into close to one end of fore side
It is locked in through hole；Both intermediate calender rolls assembling and backing system are drawn out framework window without relative motion along changing track for roll；
After new intermediate roller device and backing system are promoted roll change position by changing rig, new intermediate roller device and backing system
After clamping device on roll change position in window, changing rig clamps intermediate roll shifting bearing block again, by centre
Roller roll shifting bearing block is axially returned to setpoint distance along the corresponding through hole of intermediate roll shifting bearing block to fore side, alters intermediate calender rolls
Roll bearing seat is disconnected hinge close to one end of fore side and kept at a distance, now, and backing system will be along to tilt prop
Inclined-plane around the afterbody external part of connection hinge face of cylinder rotation, it is and slowly close to intermediate calender rolls, until reaching working roll
It is in contact untill position.
In above-mentioned technical proposal, in connecting hinge axle sleeve with setting a buffer spring in middle roll bearing seat so that backing
System rotates along the inclined-plane to tilt prop around the face of cylinder of the afterbody external part of connection hinge, and slowly close to intermediate calender rolls
When, first contacted with buffer spring.
The major advantage that the invention is related to content is：
（1）The present apparatus is compact, and package unit more can easily adapt to 18 cold mill window designs.
（2）Present apparatus principle is relatively simple, and processing and fabricating is convenient, installs simple, can preferably realize regulatory function.
（3）The present apparatus can equally be adopted requires occasion on an equal basis in other, has realization to be relatively easy to, can preferably be moved
Plant to install and be respectively provided with good reference with regulation, i.e. design and processing to same type problem.
（4）Present apparatus flexible configuration, adapts to the specific roll change requirement of 18 cold mills, with good adaptability with
Operability.
（5）The control method is simple and practical, and low cost, feasibility is strong.
Brief description of the drawings
Fig. 1 is combined the unit in 18 cold mill window arrangement schematic diagrames for the roll change of the present invention；
Fig. 2 is 18 cold mill roll system structure schematic diagram of the present invention；
Fig. 3 is that roll change of the present invention combines the unit the bolt connecting device structural representation included；
Fig. 4 is that roll change of the present invention combines the unit the bolt connecting device structural representation included（Stereogram）；
Fig. 5 is roll change combination unit work operating mode schematic diagram of the present invention（Intermediate calender rolls are lifted original state）；
Fig. 6 is roll change combination unit work operating mode schematic diagram of the present invention（The terminal state that intermediate calender rolls are lifted）；
Fig. 7 is roll change combination unit work operating mode fore side schematic top plan view of the present invention；
Fig. 8 is the schematic top plan view of preposition fagging 302 in Fig. 7.
Fig. 9 is the front view of preposition fagging 302.
Figure 10 is the positive use state figure of preposition fagging 302.
Figure 11 roll changes of the present invention combine the unit another example structure schematic diagram.
Figure 12 roll changes of the present invention combine the unit the 3rd example structure schematic diagram.
In Fig. 1：1 is frame；2 be that intermediate calender rolls fix roller bending block；3 be intermediate calender rolls and backing system；4 be collateral support system；5
To promote oil cylinder；31 be that intermediate calender rolls are assembled；32 be backing system；33 be that working roll is assembled；34 be connection hinge；35 be collateral support
Roller；111 be tilt prop；112 be the afterbody external part of connection hinge 34；113 be connecting hinge axle sleeve；114 be axle end baffle plate；115
For the first bolt assembly；125 be the second bolt assembly；21 be the inclined-plane of tilt prop 111；22 stretch out for the afterbody of connection hinge 34
The face of cylinder at end 112；301 be intermediate roll shifting bearing block；302 be preposition fagging；303 be to connect hinge 34 close to fore side
One end；304 be perforate；305 be inserted link；310 be middle roll bending bearing block.
Embodiment
With reference to embodiment and accompanying drawing 1-10, the invention will be further described.
If Fig. 1-10 is that the roll change suitable for 18 cold mill backing systems implemented according to the present invention is combined the unit.Bag
Include the preposition fagging and diagonal brace plate part for action of working in coordination.As Figure 1-10 shows.
Intermediate calender rolls are fixed roller bending block 2 and are fixed in frame 1, to carry out roller to intermediate calender rolls 31；Collateral support system 4 is fixed
In in frame 1, pushed away to carry out side to intermediate calender rolls and backing system 3 with fixing.
Backing system 32 is fixed on the bearing block of intermediate calender rolls assembling 31 by connecting hinge 34, side support roller 35, work
Contacted between the roller of roller assembling 33 and intermediate calender rolls assembling 31, complete the operation of rolling.Such as Fig. 4, the connection insertion backing system 32 of hinge 34
Part can be designed using homalocephalus or using by the way of direct tight fit, make the two synchronous axial system, i.e., do not occur relative position
Move, similar to being fixed on one.
Tilt prop is partially disposed on transmission side, and structure is as shown in figures 1 to 6：Diagonal brace plate part includes tilt prop 111, with being connected
The connecting hinge axle sleeve 113 that hinge 34 is fixed as one；Tilt prop 111 is that, with vertically extending horizontal boom flat board, level is hanged
The horizontal arm of arm flat board sets horizontal bottom surface, and horizontal bottom surface is connected with the vertical wedge-shaped coupler body of cantilever external part so that perpendicular
Smoothly transit and intersect with horizontal bottom surface to the lateral outer inclined-plane 21 of wedge-shaped coupler body.The horizontal boom tail end of tilt prop 111 passes through
Two bolt assemblies 125, which are fixed on intermediate calender rolls, to be fixed on roller bending block 2, and connecting hinge axle sleeve 113 passes through the bolt of axle end baffle plate 114 and first
Component 115 is fixed on the afterbody external part 112 of connection hinge 34, makes connecting hinge axle sleeve 113, connection hinge 34 and connecting hinge
The afterbody external part 112 of axle 34 is integrally formed, and completes consistent action.The afterbody external part 112 for connecting hinge 34 can be along
Slide until reaching inclined-plane 21 and the terminal where horizontal bottom surface crosspoint on the inclined-plane 21 of tilt prop 111.
Preposition fagging 302 is arranged in fore side, as is seen in figs 7-10.The preposition outline of fagging 302 is the square being vertically arranged
Shape plate, the long side of level is more than vertical edge；Semi-circular through hole is opened up centered on the long side midpoint in lower section in the preposition plate face of fagging 302,
The semi-circular through hole radius is slightly larger than or enables preposition fagging 302 to be vacantly located at centre equal to intermediate calender rolls roller external diameter
Intermediate calender rolls are enabled to be moved axially from the semi-circular through hole on roller；The preposition plate face both sides of fagging 302 are with the long side center line in lower section
Axial symmetry left and right sides respectively sets a perforate 304, and perforate 304 matches simultaneously with being connected hinge 34 close to one end 303 of fore side
The connection hinge 34 can be accommodated close to one end 303 of fore side to pass through；Below each STH 304, the preposition plate face of fagging 302 is left
Respectively setting one is vertical with plate face and parallel to the inserted link 305 for being connected hinge 34 on right side.Inserted link 305 is formed with preposition fagging 302
It is integrated, is preferably welded on preposition fagging 302.
The vertical plate face of preposition fagging 302 is axially located middle roll bending bearing block 310 and intermediate roll shifting axle along working roll
Between bearing 301, and it is placed in always on intermediate roll shifting bearing block 301, the inserted link 305 on preposition fagging 302 is horizontal through in
Between corresponding hole on roller roll shifting bearing block 301, and stretch out one from intermediate roll shifting bearing block 301 close to the outer face of fore side
Point.
When normal rolling, collateral support system 4 by promote oil cylinder 5 by backing system 32 tightly be close to working roll, from
And ensure the horizontal rigidity of working roll.
When needing roll change, first, intermediate calender rolls assembling 31 is erected in the case where intermediate calender rolls fix the lifting oil cylinder effect in roller bending block 2
Directly it is lifted up, now, drive of the backing system 32 by connecting hinge 34 is also moved upwardly together with intermediate calender rolls assembling 31.When
When being moved to certain altitude, as seen in figs. 5-6.In transmission side, when connection hinge 34 afterbody external part 112 the face of cylinder 22 from
Lower contact to tilt prop 111 inclined-plane 21 when, because intermediate calender rolls assembling 31 is moved straight up along lifting oil cylinder always, and oblique
Fagging 111, which is fixed on intermediate calender rolls, to be fixed on roller bending block 2, is led in the oblique top on the inclined-plane of afterbody external part 112 of connection hinge 34
In the presence of, backing system 32 will outward rotate with the face of cylinder 22 of the afterbody external part 112 of connection hinge 34, until
Untill reaching the terminal where inclined-plane 21 and horizontal bottom surface crosspoint, backing system 32 will now open an angle.Even
Connect also one angle of concomitant rotation of hinge set 113.Now, it is close in the changing rig of fore side, the clamping machine on changing rig
After structure clamps the inserted link 305 on preposition fagging 302, axially promoted along inserted link 305 toward transmission side, until hinge 34 will be connected
One end 303 close to fore side is inserted into the perforate 304 on preposition fagging 302, the connection of the both sides of such backing system 32
Hinge 34 is all inserted into perforate 304 close to one end 303 of fore side, in the presence of deadweight, and two connection hinges 34 are engaged
In the perforate 304 of preposition fagging 302, now backing system 32 is locked by connecting hinge 34.Intermediate calender rolls assembling 31 and the back of the body
Lining system 32 can just pull out framework window along changing track for roll, and intermediate calender rolls assembling 31 and backing system 32 are between the two without relative
Motion, it is safer.
After new intermediate roller device 31 and backing system 32 are promoted roll change position by changing rig, new intermediate roller device 31 and the back of the body
Lining system 32 is located at the clamping device designed on the roll change position in window, changing rig and presss from both sides the inserted link 305 on preposition fagging 302
After handling, preposition fagging 302 is pulled to certain distance along the corresponding hole axle of intermediate roll shifting bearing block 301 to fore side, made
It is disconnected hinge 34 close to one end 303 of fore side and maintained a certain distance, now, backing system 32 will along to
The inclined-plane 21 of tilt prop 111 rotates around the face of cylinder 22 of the afterbody external part 112 of connection hinge 34, and is slowly leaned on to intermediate calender rolls
Closely, it is in contact until reaching working roll untill position.Certainly, if it is desired to further the rushing to working roll 33 of offside support roller 35
Hit, can also be in connecting hinge axle sleeve 113 with designing a buffer spring in middle roll bearing seat, when backing system 32 is reached and work
As roller be separated by a small very little apart from when, first contacted with buffer spring so that avoid working roll assembling 33 and side support roller 35 between
Direct collision.
Figure 11 is the schematic diagram of another case study on implementation of the invention, compared with one embodiment, in this embodiment, diagonal brace
Plate part construction and arrangement do not change, and it is above a common flat board, preposition fagging 302 only to change preposition fagging 302
Two corresponding holes only need to be opened, without by intermediate roll shifting bearing block 301, being directly placed at fore side intermediate roll shifting
Just can be with outside the end face of bearing block 301.The signal of roll shifting position is demonstrated by Figure 11, wherein L is roll shifting amount.Change old roller with
The operating method for loading new roller is consistent with the method for above-described embodiment.Its purpose is exactly in order to concede certain space, to be easy to behaviour
Make.
Figure 12 is the schematic diagram of another case study on implementation of the invention, compared with one embodiment, in this embodiment, diagonal brace
Plate part construction and arrangement do not change, and cancel preposition fagging 302, and by connection hinge 34 close to one end 303 of fore side
Major axis is processed into, the major axis is horizontal through corresponding hole on intermediate roll shifting bearing block 301, and from intermediate roll shifting bearing block
301 stretch out a part to fore side close to changing rig close to the outer face of fore side.This two axles are each around connection hinge
34 axis rotation close to one end 303 of fore side just can be with to avoid being passed through intermediate roll shifting axle again to certain position
Bearing 301 causes the inaccurate situation of contraposition.The hole of two major axis and intermediate roll shifting bearing block 301 is all that gap coordinates.Change
Old roller and load the operating method of new roller and be：Intermediate roll shifting bearing block 301 is to depart from major axis in original state, is needing roll change
And backing system 32 just pushes intermediate roll shifting bearing block 301 toward transmission side when opening set angle so that intermediate roll shifting
Corresponding hole locks major axis on bearing block 301, and roll change, which pulls out intermediate roll shifting bearing block 301 toward fore side after finishing, makes the back of the body
Lining system 32 playbacks.
Above example is used for illustrative purposes only, rather than limitation of the present invention, about the technology people of technical field
Member, without departing from the spirit and scope of the present invention, can also make various conversion or modification, therefore all equivalent
Technical scheme, both falls within protection scope of the present invention.
Claims (10)
1. in a kind of roll change combination unit for being applied to 18 cold mill backing systems, 18 cold mill, intermediate calender rolls
Fixed roller bending block is fixed in frame, to carry out roller to intermediate calender rolls；Collateral support system is fixed in frame, to centre
Roller and backing system carry out side and pushed away with fixing；Backing system is fixed on the bearing block that intermediate calender rolls are assembled by connecting hinge, even
Connect hinge insertion backing system and became one and synchronous axial system with backing system；
It is characterized in that：Along 18 cold mill working rolls axial direction, diagonal brace plate part is arranged in working roll transmission side, in working roll
Fore side arranges preposition fagging, diagonal brace plate part and preposition fagging interoperation；
Diagonal brace plate part includes tilt prop, with being connected the connecting hinge axle sleeve that hinge is fixed as one；Tilt prop is with vertically prolonging
The horizontal boom flat board of plate face is stretched, the horizontal arm of horizontal boom flat board sets horizontal bottom surface, and horizontal bottom surface stretches out with cantilever
The vertical wedge-shaped coupler body connection at end so that the lateral outer inclined-plane of vertical wedge shape coupler body smoothly transits with horizontal bottom surface intersects；Tiltedly
Fagging horizontal boom tail end, which is fixed on intermediate calender rolls, to be fixed on roller bending block；Connecting hinge axle sleeve is fixed on the afterbody external part of connection hinge
On, the afterbody external part of connecting hinge axle sleeve, connection hinge and connection hinge is integrally formed and is unanimously acted；Connect hinge
Afterbody external part can be slided along the inclined-plane of tilt prop until reaching inclined-plane and the terminal where horizontal bottom surface crosspoint；
Preposition fagging outline is the rectangular slab being vertically arranged, and the long side of level is more than vertical edge；In the preposition vertical plate face of fagging with
Semi-circular through hole is opened up centered on lower long side midpoint, before the semi-circular through hole radius is slightly larger than or caused equal to intermediate calender rolls roller external diameter
Putting fagging and being vacantly located on intermediate calender rolls enables intermediate calender rolls to be moved axially from the semi-circular through hole；Preposition fagging is erected
Straight panel face both sides respectively set a perforate with the long side center line axial symmetry left and right sides in lower section, and it is close that each STH is connected hinge with homonymy
One end of fore side matches and can accommodate the connection hinge to be passed through close to one end of fore side；It is preposition below each STH
In the vertical plate face of fagging left and right sides respectively set one it is vertical with vertical plate face and parallel to the inserted link for being connected hinge, inserted link with it is preposition
Fagging forms as one；The preposition vertical plate face of fagging is axially located middle roll bending bearing block and intermediate roll shifting axle along working roll
Between bearing, the inserted link on preposition fagging is horizontal through corresponding hole on intermediate roll shifting bearing block, and from intermediate roll shifting axle
Bearing stretches out a part close to the outer face of fore side.
2. the roll change combination unit according to claim 1 for being applied to 18 cold mill backing systems, it is characterised in that：
When normal rolling, collateral support system by backing system tightly be close to working roll, so as to ensure the horizontal rigidity of working roll；Need
When wanting roll change, intermediate calender rolls are assemblied under lifting oil cylinder effect and lifted straight up, drive backing system synchronously to move up；Lifting
Oil cylinder is arranged on intermediate calender rolls and fixed in roller bending block；When the face of cylinder of the afterbody external part of connection hinge is contacted to tilt prop from below
Inclined-plane when, because intermediate calender rolls assembling is moved straight up along lifting oil cylinder always, and tilt prop is fixed on intermediate calender rolls fixed bend
On roller block, in the presence of being oriented in the oblique top on the afterbody external part inclined-plane of connection hinge, backing system will be with connection
The face of cylinder of the afterbody external part of hinge outward Unscrew to set angle；Now, in the changing rig of fore side is close
Between roller roll shifting bearing block, after the clamping device on changing rig clamps the inserted link on preposition fagging, along inserted link axially toward passing
Dynamic side is promoted, until connection hinge is inserted into the perforate on preposition fagging close to one end of fore side, such backing system
Both sides connection hinge close to one end of fore side be all inserted into perforate be locked；Both intermediate calender rolls assembling and backing system nothing
Framework window is drawn out along changing track for roll to relative motion；
After new intermediate roller device and backing system are promoted roll change position by changing rig, new intermediate roller device and backing system are located at
After clamping device on roll change position in window, changing rig clamps the inserted link on preposition fagging again, by preposition fagging
Setpoint distance is pulled to along the corresponding hole axle of intermediate roll shifting bearing block to fore side, preposition fagging is disconnected hinge close
One end of fore side is simultaneously kept at a distance, now, and backing system will be stretched along afterbody of the inclined-plane to tilt prop around connection hinge
Go out the face of cylinder rotation at end, and it is slowly close to intermediate calender rolls, untill arrival working roll is in contact position.
3. the roll change combination unit according to claim 1 for being applied to 18 cold mill backing systems, it is characterised in that：
Preposition fagging is placed on intermediate roll shifting bearing block, and two stretching inserted links are horizontal through corresponding on intermediate roll shifting bearing block
Hole, and a part is stretched out to fore side close to changing rig from intermediate roll shifting bearing block close to the outer face of fore side；When even
Inclined-plane of the afterbody external part of hinge along tilt prop is connect to slide until reaching inclined-plane and the end where horizontal bottom surface crosspoint
During point, preposition fagging is combined close to one end of fore side with connection hinge and locks backing system.
4. the roll change combination unit according to claim 1 for being applied to 18 cold mill backing systems, it is characterised in that：
Inserted link, which is welded on preposition fagging, forms one.
5. in a kind of roll change combination unit for being applied to 18 cold mill backing systems, 18 cold mill, intermediate calender rolls
Fixed roller bending block is fixed in frame, to carry out roller to intermediate calender rolls；Collateral support system is fixed in frame, to centre
Roller and backing system carry out side and pushed away with fixing；Backing system is fixed on the bearing block that intermediate calender rolls are assembled by connecting hinge, even
Connect hinge insertion backing system and became one and synchronous axial system with backing system；
It is characterized in that：Along 18 cold mill working rolls axial direction, diagonal brace plate part is arranged in working roll transmission side, in working roll
Fore side arranges preposition fagging, diagonal brace plate part and preposition fagging interoperation；
Diagonal brace plate part includes tilt prop, with being connected the connecting hinge axle sleeve that hinge is fixed as one；Tilt prop is with vertically prolonging
The horizontal boom flat board of plate face is stretched, the horizontal arm of horizontal boom flat board sets horizontal bottom surface, and horizontal bottom surface stretches out with cantilever
The vertical wedge-shaped coupler body connection at end so that the lateral outer inclined-plane of vertical wedge shape coupler body smoothly transits with horizontal bottom surface intersects；Tiltedly
Fagging horizontal boom tail end, which is fixed on intermediate calender rolls, to be fixed on roller bending block；Connecting hinge axle sleeve is fixed on the afterbody external part of connection hinge
On, the afterbody external part of connecting hinge axle sleeve, connection hinge and connection hinge is integrally formed and is unanimously acted；Connect hinge
Afterbody external part can be slided along the inclined-plane of tilt prop until reaching inclined-plane and the terminal where horizontal bottom surface crosspoint；
Preposition fagging outline is the rectangular slab being vertically arranged, and the long side of level is more than vertical edge；The preposition vertical plate face of fagging is along work
Intermediate roll shifting bearing block is axially located outside the outer face of fore side as roller；The preposition vertical plate face both sides of fagging are with lower section
Long side center line axial symmetry left and right sides respectively sets a perforate, and each STH is connected one end phase of the hinge close to fore side with homonymy
With and the connection hinge can be accommodated pass through close to one end of fore side.
6. the roll change combination unit according to claim 5 for being applied to 18 cold mill backing systems, it is characterised in that：
When normal rolling, collateral support system by backing system tightly be close to working roll, so as to ensure the horizontal rigidity of working roll；Need
When wanting roll change, intermediate calender rolls are assemblied under lifting oil cylinder effect and lifted straight up, drive backing system synchronously to move up；Lifting
Oil cylinder is arranged on intermediate calender rolls and fixed in roller bending block；When the face of cylinder of the afterbody external part of connection hinge is contacted to tilt prop from below
Inclined-plane when, because intermediate calender rolls assembling is moved straight up along lifting oil cylinder always, and tilt prop is fixed on intermediate calender rolls fixed bend
On roller block, in the presence of being oriented in the oblique top on the afterbody external part inclined-plane of connection hinge, backing system will be with connection
The face of cylinder of the afterbody external part of hinge outward Unscrew to set angle；Now, in the changing rig of fore side is close
Between roller roll shifting bearing block, concrete position be clamping of the intermediate roll shifting bearing block on the outer face of fore side, changing rig
After mechanism clamps preposition fagging, along connection hinge, axially past transmission side promotes preposition fagging until will the close behaviour of connection hinge
The one end for making side is inserted into the perforate on preposition fagging, and the connection hinge of the both sides of such backing system is close to the one of fore side
End is all inserted into perforate and is locked；Both intermediate calender rolls assembling and backing system are drawn out frame without relative motion along changing track for roll
Window；
After new intermediate roller device and backing system are promoted roll change position by changing rig, new intermediate roller device and backing system are located at
Roll change position in window, after the clamping device on changing rig clamps preposition fagging again, by preposition fagging along intermediate calender rolls
The corresponding hole axle of roll shifting bearing block is returned to setpoint distance to fore side, preposition fagging is disconnected hinge close to fore side
One end and keep at a distance, now, backing system will along the inclined-plane to tilt prop around connection hinge afterbody external part
The face of cylinder rotates, and slowly close to intermediate calender rolls, untill arrival working roll is in contact position.
7. the roll change combination unit according to claim 5 for being applied to 18 cold mill backing systems, it is characterised in that：
Preposition fagging is placed on the roll changing carriage of fore side, is slided when connecting inclined-plane of the afterbody external part of hinge along tilt prop until arriving
During terminal up to inclined-plane and where horizontal bottom surface crosspoint, preposition fagging is combined with connecting hinge close to one end of fore side
Backing system is locked.
8. in a kind of roll change combination unit for being applied to 18 cold mill backing systems, 18 cold mill, intermediate calender rolls
Fixed roller bending block is fixed in frame, to carry out roller to intermediate calender rolls；Collateral support system is fixed in frame, to centre
Roller and backing system carry out side and pushed away with fixing；Backing system is fixed on the bearing block that intermediate calender rolls are assembled by connecting hinge, even
Connect hinge insertion backing system and became one and synchronous axial system with backing system；
It is characterized in that：Along 18 cold mill working rolls axial direction, diagonal brace plate part is arranged in working roll transmission side；Two connections
Hinge extends axially through the corresponding through hole of intermediate roll shifting bearing block close to one end of fore side, until stretching out intermediate roll shifting
Bearing block is close to the outer face of fore side close to changing rig；Diagonal brace plate part and intermediate roll shifting bearing block interoperation cause
Connection hinge is combined or departed from the corresponding through hole of intermediate roll shifting bearing block close to one end of fore side；
Diagonal brace plate part includes tilt prop, with being connected the connecting hinge axle sleeve that hinge is fixed as one；Tilt prop is with vertically prolonging
The horizontal boom flat board of plate face is stretched, the horizontal arm of horizontal boom flat board sets horizontal bottom surface, and horizontal bottom surface stretches out with cantilever
The vertical wedge-shaped coupler body connection at end so that the lateral outer inclined-plane of vertical wedge shape coupler body smoothly transits with horizontal bottom surface intersects；Tiltedly
Fagging horizontal boom tail end, which is fixed on intermediate calender rolls, to be fixed on roller bending block；Connecting hinge axle sleeve is fixed on the afterbody external part of connection hinge
On, the afterbody external part of connecting hinge axle sleeve, connection hinge and connection hinge is integrally formed and is unanimously acted；Connect hinge
Afterbody external part can be slided along the inclined-plane of tilt prop until reaching inclined-plane and the terminal where horizontal bottom surface crosspoint.
9. the roll change combination unit according to claim 8 for being applied to 18 cold mill backing systems, it is characterised in that：
When normal rolling, collateral support system by backing system tightly be close to working roll, so as to ensure the horizontal rigidity of working roll；Need
When wanting roll change, intermediate calender rolls are assemblied under lifting oil cylinder effect and lifted straight up, drive backing system synchronously to move up；Lifting
Oil cylinder is arranged on intermediate calender rolls and fixed in roller bending block；When the face of cylinder of the afterbody external part of connection hinge is contacted to tilt prop from below
Inclined-plane when, because intermediate calender rolls assembling is moved straight up along lifting oil cylinder always, and tilt prop is fixed on intermediate calender rolls fixed bend
On roller block, in the presence of being oriented in the oblique top on the afterbody external part inclined-plane of connection hinge, backing system will be with connection
The face of cylinder of the afterbody external part of hinge outward Unscrew to set angle；Now, in the changing rig of fore side is close
Between roller roll shifting bearing block, concrete position be clamping of the intermediate roll shifting bearing block on the outer face of fore side, changing rig
After mechanism clamps intermediate roll shifting bearing block, along connection hinge, axially past transmission side is promoted until will the close behaviour of connection hinge
The one end for making side is inserted into the through hole on intermediate roll shifting bearing block, and the connection hinge of the both sides of such backing system is close to behaviour
Make side one end be all inserted into through hole be locked；Intermediate calender rolls assemble and both backing systems without relative motion along changing track for roll quilt
Pull out framework window；
After new intermediate roller device and backing system are promoted roll change position by changing rig, new intermediate roller device and backing system are located at
After clamping device on roll change position in window, changing rig clamps intermediate roll shifting bearing block again, intermediate calender rolls are altered
Roll bearing seat is axially returned to setpoint distance along the corresponding through hole of intermediate roll shifting bearing block to fore side, makes intermediate roll shifting axle
Bearing is disconnected hinge close to one end of fore side and kept at a distance, now, and backing system will be along to the oblique of tilt prop
Face rotates around the face of cylinder of the afterbody external part of connection hinge, and slowly close to intermediate calender rolls, connects until reaching working roll
Untill touching position.
10. the roll change suitable for 18 cold mill backing systems according to claim 1 or 5 or 8 is combined the unit, it is special
Levy and be：In connecting hinge axle sleeve with setting a buffer spring in middle roll bearing seat so that backing system is along to tilt prop
Inclined-plane around the afterbody external part of connection hinge face of cylinder rotation, and slowly to intermediate calender rolls it is close when, elder generation and buffer spring
Contact.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852432.XA CN105234182B (en) | 2015-11-27 | 2015-11-27 | A kind of roll change combination unit for being applied to 18 cold mill backing systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852432.XA CN105234182B (en) | 2015-11-27 | 2015-11-27 | A kind of roll change combination unit for being applied to 18 cold mill backing systems |
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| CN105234182A CN105234182A (en) | 2016-01-13 |
| CN105234182B true CN105234182B (en) | 2017-07-11 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5983694A (en) * | 1998-05-28 | 1999-11-16 | Morgan Construction Company | Rolling mill roll stand |
| CN2474243Y (en) * | 2001-05-11 | 2002-01-30 | 黄伟 | Improved structure of high rigidity precision 18 rolls cold rolling machine |
| CN101780471A (en) * | 2009-11-12 | 2010-07-21 | 无锡五冶金属压延有限公司 | Oblique drawing device for side pressing roll systems of cold-rolling mill |
| CN103341493A (en) * | 2013-07-11 | 2013-10-09 | 陶洪瑞 | Hydraulic cylinder inclined iron adjustment device of eighteen rolling mill working roll side supports |
| CN103357658A (en) * | 2012-03-27 | 2013-10-23 | 三菱日立制铁机械株式会社 | Multi-roll rolling mill |
| CN205270368U (en) * | 2015-11-27 | 2016-06-01 | 中冶南方工程技术有限公司 | Roll change composite set suitable for 18 roller cold rolling mill backing systems |
-
2015
- 2015-11-27 CN CN201510852432.XA patent/CN105234182B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5983694A (en) * | 1998-05-28 | 1999-11-16 | Morgan Construction Company | Rolling mill roll stand |
| CN2474243Y (en) * | 2001-05-11 | 2002-01-30 | 黄伟 | Improved structure of high rigidity precision 18 rolls cold rolling machine |
| CN101780471A (en) * | 2009-11-12 | 2010-07-21 | 无锡五冶金属压延有限公司 | Oblique drawing device for side pressing roll systems of cold-rolling mill |
| CN103357658A (en) * | 2012-03-27 | 2013-10-23 | 三菱日立制铁机械株式会社 | Multi-roll rolling mill |
| CN103341493A (en) * | 2013-07-11 | 2013-10-09 | 陶洪瑞 | Hydraulic cylinder inclined iron adjustment device of eighteen rolling mill working roll side supports |
| CN205270368U (en) * | 2015-11-27 | 2016-06-01 | 中冶南方工程技术有限公司 | Roll change composite set suitable for 18 roller cold rolling mill backing systems |
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| Publication number | Publication date |
|---|---|
| CN105234182A (en) | 2016-01-13 |
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