CN106391719A - Rotatable separation rolling mill and separation method thereof - Google Patents
Rotatable separation rolling mill and separation method thereof Download PDFInfo
- Publication number
- CN106391719A CN106391719A CN201611042399.5A CN201611042399A CN106391719A CN 106391719 A CN106391719 A CN 106391719A CN 201611042399 A CN201611042399 A CN 201611042399A CN 106391719 A CN106391719 A CN 106391719A
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- stopper slot
- axle
- gripper shoe
- limited block
- milling train
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- 238000000926 separation method Methods 0.000 title claims abstract description 21
- 238000005096 rolling process Methods 0.000 title abstract description 6
- 238000006073 displacement reaction Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims abstract description 7
- 230000037431 insertion Effects 0.000 claims abstract description 7
- 238000003801 milling Methods 0.000 claims description 50
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000011900 installation process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002699 waste material Substances 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
- B21B31/12—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts by vertically displacing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The invention discloses a rotatable separation rolling mill and a separation method thereof. The rotatable separation rolling mill comprises a fixing rack and a roller rack, the roller rack comprises a shaft and a roller, the shaft is sleeved with the roller, an insertion hole is formed in the fixing rack, a limiting shaft extending in the radial direction is arranged at the second end of the shaft, and the second end of the shaft can be inserted into the insertion hole; and when the shaft is inserted into the insertion hole, the shaft is rotated, the limiting shaft can abut against the fixing rack, and therefore axial displacement of the roller rack is limited. When the rotatable separation rolling mill is installed and replaced, overall installation and rotation positioning can be carried out on the roller rack, and the installation and replacement process are rapider.
Description
Technical field
The present invention relates to Mill Technology field, more particularly, to a kind of milling train being rotatably separable and its separation method.
Background technology
In the production process of sheet material and tubing, for obtaining the product of different model, the roll of different model need to be changed.
And milling train of the prior art, its roll is typically fixed in frame by the locking part of the various ways such as bolt, works as needs
When changing roll, need manually each locking part is dismantled, and then change suitable roll, and again install and state each locking
Part, the substantially all dependence manpower of whole Renewal process, high labor intensive, and the time of expending is longer, is unfavorable for the company of production line
Continuous production.
Therefore, how to provide a kind of milling train of fast changeable roll, be still that those skilled in the art is urgently to be resolved hurrily
Technical problem.
Content of the invention
It is an object of the invention to provide a kind of milling train being rotatably separable of fast changeable roll and its separation method.
For solving above-mentioned technical problem, the present invention provides a kind of milling train being rotatably separable, including fixed frame and roll
Frame, described roll stand includes axle and roll, and described roll is coated at described axle, and described fixed frame is provided with jack, described
The second end of axle is provided with the limit shaft radially extending, and the second end of described axle can be inserted into described jack；Described axle is inserted
When entering described jack, rotate described axle, described limit shaft can be connected to described fixed frame, to limit the axle of described roll stand
To displacement.
The milling train being rotatably separable provided by the present invention, including fixed frame and roll stand, the axle of this roll stand
The second end be provided with the limit shaft radially extending.When mounted, fixed frame can be fixedly installed in the corresponding of production line
Position, the pluggable jack in fixed frame of the second end of the axle of above-mentioned roll stand, now, and rotary shaft, then above-mentioned spacing
Axle can be connected to this fixed frame, with this axle of axially position, and limit the axial displacement of this axle, and then complete this roll stand
Fast Installation.When disassembly is desired, can first rotary shaft so that the second end of above-mentioned axle can be axially disengaging above-mentioned inserting along it
Hole, and then separate fixed frame and roll stand, to realize the sharp separation of this roll stand.
Use when, the many sets roll stand being provided with different model roll can be prepared in advance, if occur rolls damage or
During because roll need to be changed situations such as producing different model product, can have respective model roll by above-mentioned steps integral replacing
Roll stand, you can realize the quick-replaceable of roll.
Further, since this roll stand is all-in-one-piece structure, in installation and Renewal process, can be by plant equipment
It is carried out positioning is installed, substantially without relying on manpower, thus labor intensity is greatly reduced, save human cost.
Alternatively, described jack includes datum hole and reaming, and described reaming is by the internal perisporium radially evagination of described datum hole
Formed；Described reaming is matched with the periphery of described limit shaft, the projected direction one of the axial direction of described limit shaft and described reaming
During cause, the second end of described axle along its axial grafting or can be located away from described fixed frame, so that described roll stand can revolve
Turn and be mounted or separated in described fixed frame；Described axle inserts described jack, and being axially displaced from described expansion of described limit shaft
During the projected direction in hole, described limit shaft can limit the axial displacement of described axle.
Alternatively, described fixed frame includes the second gripper shoe and connecting plate, and described connecting plate is installed on described second
Fagging；Described roll stand includes the first gripper shoe, and the first end of described axle is connected with described first gripper shoe；Described jack
Located at described second gripper shoe, when the second end of described axle is plugged in described jack, described first gripper shoe is plugged in described
Connecting plate.
Alternatively, described fixed frame includes the second gripper shoe, connecting plate and flange, and described connecting plate and described flange are equal
Located at described second gripper shoe；Described roll stand includes the first gripper shoe, the first end of described axle and described first support
Plate is connected；Described jack located at the middle part of described flange, when the second end of described axle is plugged in described jack, described first
Fagging is plugged in described connecting plate.
Alternatively, position-limiting drum and limited block are also included, the periphery wall of one end of described position-limiting drum is provided with circumferentially distributed
Cover plate, described position-limiting drum overcoat is installed on the first end of described axle, and with described axle synchronous axial system；Described first gripper shoe sets
There is axis hole, described position-limiting drum passes through described axis hole, and the inner surface of described cover plate is offseted with the outer surface of described first gripper shoe
Lean on；Described limited block located at described first gripper shoe, to limit the rotation of described position-limiting drum.
Alternatively, the outer surface of described first gripper shoe be provided with the first stopper slot radially extending along described axis hole,
Two stopper slots and the 3rd stopper slot, each stopper slot is along the circumferentially-spaced distribution of described axis hole, and is equipped with each described stopper slot
Limited block；Described cover plate includes big footpath fan ring and path fan ring, and ring is fanned in described big footpath and path fans junction formation two limit of ring
Plane, confined planes described in two can be leant with the limited block in the first stopper slot, the second stopper slot respectively, to limit described axle
Rotate；During dismounting, remove the limited block of the first stopper slot and/or the second stopper slot, rotate described axle so that described confined planes with
When the limited block of the 3rd stopper slot abuts against, the axial direction of described limit shaft is consistent with the projected direction of described reaming.
Alternatively, described first stopper slot and described second stopper slot are coaxially disposed, and the axial direction of described first stopper slot
Axial direction with described 3rd stopper slot is in that angle is arranged.
Alternatively, the limited block in described first stopper slot and/or described second stopper slot is provided with along corresponding stopper slot
Axially extended bar hole, is additionally provided with bolt in described bar hole, and described limited block is fixed on corresponding stopper slot；Described
When bar hole is offseted with described bolt away from one end of described axis hole, in described first stopper slot and/or described second stopper slot
Limited block can lean with described confined planes；When described bar hole is offseted with described bolt near one end of described axis hole, institute
State limited block in the first stopper slot and/or described second stopper slot away from described confined planes.
The present invention also provides a kind of separation method of the milling train being rotatably separable it is adaptable to the above-mentioned limited block that is not provided with
The milling train being rotatably separable, comprises the steps：Step S1, rotates described axle, so that the axial direction of described limit shaft and described expansion
The projected direction in hole is consistent；Step S2, the axial direction along described axle pulls described axle, so that the second end of described axle is departed from described
Jack, with roll stand described in rotating separation and described fixed frame.
Present invention also offers the separation method of milling train that another kind is rotatably separable is it is adaptable to above-mentioned is provided with limited block
The milling train being rotatably separable, comprise the steps：Step S1, removes limited block；Step S2, rotates described axle, so that described
The axial direction of limit shaft is consistent with the projected direction of described reaming；Step S3, the axial direction along described axle pulls described axle, makes described
The second end of axle departs from described jack, with roll stand described in rotating separation and described fixed frame.
Because the above-mentioned milling train being rotatably separable has possessed technique effect as above, then be rotatably separable for this
Milling train and two kinds of separation methods of milling train of arranging also will be provided with similar technique effect, therefore will not be described here.
Brief description
Fig. 1 is a kind of structural representation of specific embodiment of the milling train being rotatably separable provided by the present invention；
Fig. 2 is the structural representation of fixed frame and roll stand in Fig. 1；
Fig. 3 is the structural representation of flange in Fig. 2；
Fig. 4 is the upward view of Fig. 3；
Fig. 5 is the structural representation of the first gripper shoe in Fig. 2；
Fig. 6 is the sectional view of Fig. 5；
Fig. 7 is the top view of position-limiting drum in Fig. 1；
Fig. 8 is in the top view of the milling train being rotatably separable provided by the present invention during operating position for position-limiting drum；
Fig. 9 is the milling train being rotatably separable provided by the present invention in position-limiting drum dismounting clockwise or installation process counterclockwise
Top view；
Figure 10 for position-limiting drum be in removable position or can rotate counterclockwise installation site when provided by the present invention rotatable
The top view of detached milling train；
Figure 11 is the milling train being rotatably separable provided by the present invention in position-limiting drum dismounting clockwise or installation process counterclockwise
Top view；
Figure 12 for position-limiting drum be in removable position or can turn clockwise installation site when provided by the present invention rotatable
The top view of detached milling train.
Description of reference numerals in Fig. 1-12 is as follows：
1 fixed frame, 11 second gripper shoes, 12 connecting plates, 13 flanges, 14 jacks, 142 reamings, 2 roll stands, 21
One gripper shoe, 211 axis holes, 21a first stopper slot, 21b second stopper slot, 21c the 3rd stopper slot, 22 axles, 221 spacing holes, 23
Roll, 24 limit shafts, 25 position-limiting drums, 251 big footpath fan rings, 252 path fan rings, 253 confined planes, 26 limited blocks
Specific embodiment
In order that those skilled in the art more fully understands technical scheme, below in conjunction with the accompanying drawings and specifically real
The present invention is described in further detail to apply example.
The word such as " first " specifically described herein, " second " is merely to the same or like two or more part of specification configuration
Or structure, it is not offered as certain particular determination to order.
Refer to Fig. 1-7, Fig. 1 is a kind of structure of specific embodiment of the milling train being rotatably separable provided by the present invention
Schematic diagram, Fig. 2 is the structural representation of fixed frame and roll stand in Fig. 1, and Fig. 3 is the structural representation of flange in Fig. 2, figure
4 is the upward view of Fig. 3, and Fig. 5 is the structural representation of the first gripper shoe in Fig. 2, and Fig. 6 is the sectional view of Fig. 5, and Fig. 7 is to limit in Fig. 1
The top view of position cylinder.
As depicted in figs. 1 and 2, the present invention provides a kind of milling train being rotatably separable, including fixed frame 1 and roll stand
2, roll stand 2 includes axle 22 and roll 23, and roll 23 is coated at axle 22, and fixed frame 1 is provided with jack 14, the second end of axle 22
Portion is provided with the limit shaft 24 radially extending, and the second end of axle 22 can be inserted into jack 14.
When above-mentioned axle 22 insertion jack 14, rotary shaft 22, limit shaft 24 can be connected to fixed frame 1, to limit roll
The axial displacement of frame 2.
Roller rolling machine provided by the present invention, including fixed frame 1 and roll stand 2, the of the axle 22 of this roll stand 2
Two ends are provided with the limit shaft 24 radially extending.When mounted, this fixed frame 1 can be fixedly installed in the corresponding of production line
Position, the pluggable jack 14 in fixed frame 1 of the second end of the axle 22 of above-mentioned roll stand 2, now, rotary shaft 22, then
Above-mentioned limit shaft 24 can be connected to this fixed frame 1, with this axle 22 of axially position, and limit the axial displacement of this axle 22, enter
And complete the Fast Installation of this roll stand 2.When disassembly is desired, can first rotary shaft 22 so that the second end of above-mentioned axle 22
Above-mentioned jack 14 can be axially disengaging along it, and then separate fixed frame 1 and roll stand 2.To realize the quick of this roll stand 2
Separate.
When using, the many sets roll stand 2 being provided with different model roll 23 can be prepared in advance, if occurring roll 23 to damage
Or during because roll 23 need to be changed situations such as producing different model product, can directly have accordingly by above-mentioned steps integral replacing
The roll stand 2 of model roll 23, you can realize the quick-replaceable of roll 23.
If in addition, when being because the damage of roll 23 and integral replacing being carried out to roll stand 2, for rolling of changing
Roller frame 2, can retain all intact parts of its properity, and only the roll 23 or other parts damaging be carried out more
Change, to form new roll stand 2, thus the waste of resource can be avoided.
On the other hand, due to being integral plugged attachment structure between this roll stand 2 and fixed frame 1, install with
And in Renewal process, it can be carried out positioning is installed by plant equipment, substantially without relying on manpower, work can be greatly reduced strong
Degree, and save human cost.
Specifically, spacing hole 221 can be set in the second end of axle 22, to install limit shaft 24.Above-mentioned spacing hole 221
Can be through hole, now, the two ends of limit shaft 24 all can stretch out in the both ends open of this spacing hole 221, and is resisted against fixation
Frame 1, carries out axially position with countershaft 22；Above-mentioned spacing hole 221 can also be blind hole, now, one end insertion of limit shaft 24
In this blind hole, the other end protrudes from the opening of this blind hole, and is resisted against fixed frame 1, carries out axially position with countershaft 22.This
Outward, the embodiment of the present invention is not specifically limited to the interior shape of this spacing hole 221, and it can be circular port, square opening, cone
The hole of the various ways such as shape hole or screwed hole, in the specific implementation, those skilled in the art can set according to actual needs.
Above-mentioned limit shaft 24 can also be fixed in this spacing hole 221 using the mode such as welding or riveting.Above-mentioned axle 22
The second end can also be not provided with spacing hole 221, and above-mentioned limit shaft 24 so, can directly be welded in the second end of this axle 22
Portion, or this limit shaft 24 and axle 22 can also be integrally cast, also can achieve above-mentioned technique effect.
As shown in Figure 3 and Figure 4, above-mentioned jack 14 can include datum hole 141 and reaming 142, and reaming 142 can be by datum hole
141 internal perisporium radially evagination and formed, and this reaming 142 is matched with the periphery of limit shaft 24.
So, when the axial direction of limit shaft 24 is consistent with the projected direction of reaming 142, the second end of axle 22 can be along it
Axial grafting or be located away from fixed frame 1, so that this roll stand 2 can be mounted or separated in fixed frame 1.When axle 22 insertion is inserted
Hole 14, and being axially displaced from when the projected direction of reaming 142 of limit shaft 24, limit shaft 24 can be connected to fixed frame 1, enters
And limit the axial displacement of axle 22.
It should be appreciated that the above-mentioned description with regard to jack 14 concrete structure is only a kind of preferred version of the embodiment of the present invention,
Can not as the restriction of the practical range to the milling train being rotatably separable provided by the present invention, on the premise of meeting function,
Above-mentioned jack 14 is it can also be provided that other forms.For example, above-mentioned jack 14 can be slot, the length of limit shaft 24
More than the width of this slot, so, when the second end of axle 22 inserts this jack 14 and rotates to an angle, limit shaft
24 can be connected to fixed frame 1, and then limit the axial displacement of this roll stand 2.
Above-mentioned fixed frame 1 can include the second gripper shoe 11 and connecting plate 12, and connecting plate 12 is installed on the second gripper shoe
11.Above-mentioned jack 14 can be located at the second gripper shoe 11, when the second end of axle 22 is plugged in jack 14, the first gripper shoe 21
Connecting plate 12 can be plugged in.
In fact, above-mentioned fixed frame 1 can also be all-in-one-piece structure, in use, can be in advance to the second gripper shoe
11 and connecting plate 12 assembled, to form this fixed frame 1, then will be overall for this fixed frame 1 corresponding located at production line
Position, to avoid directly being assembled on a production line, improves the convenience of installation.During life-time service, if fixing
When second gripper shoe 11 of frame 1 or connecting plate 12 are damaged, also can carry out integral replacing to fixed frame 1, with further
Ground improves the maintenance of milling train and the replacing efficiency that the present invention is rotatably separable.
Further, above-mentioned fixed frame 1 can also include flange 13, and flange 13 can be located at the second gripper shoe 11, this
When, above-mentioned jack 14 can be located at this flange 13, and the second end of axle 22 can directly be plugged in this flange 13.
The setting of above-mentioned flange 13, it is to avoid the directly contact of axle 22 and the second gripper shoe 11 is so that second gripper shoe 11
Directly do not bear the stress from axle 22, be conducive to extending the service life of the second gripper shoe 11.So, to production second support
The requirement of plate 11 material therefor performance also can reduce, you can to make up the second gripper shoe 11 by using high performance flange 13
Material defect.As shown in figure 1, can be with bolts between flange 13 and the second gripper shoe 11, in order to tearing open of flange 13
Unloading and change, in use, if being only that flange 13 is damaged, directly can change this flange on this fixed frame 1
13, and integral replacing need not be carried out to fixed frame 1 or the second gripper shoe 11.
Based on the setting of above-mentioned reaming 142, in order to accurately regulate and control the rotational angle of installation and unloading process axis 22, this
Invention is provided the milling train being rotatably separable can also include position-limiting drum 25 and limited block 26, and this position-limiting drum 25 overcoat is installed on axle
22 first end, and with axle 22 synchronous axial system, so, can by control position-limiting drum 25 rotation come the angle of rotation of adjustment axis 22
Degree.Specifically, can be using dismountable connected modes such as bonded or pin connections, to realize two between position-limiting drum 25 and axle 22
The synchronous axial system of person；Therebetween mode can also be fixedly connected using welding, riveting etc., also can achieve position-limiting drum 25 and axle 22
Synchronous axial system, but the dismounting of position-limiting drum 25 and replacing comparatively, dismountable connected mode is more convenient for.
The periphery wall of one end of above-mentioned position-limiting drum 25 is provided with circumferentially distributed cover plate, and the first gripper shoe 21 is provided with axis hole
211, position-limiting drum 25 passes through axis hole 211, and the inner surface of cover plate is leant with the outer surface of the first gripper shoe 21.
It should be appreciated that the word such as " inner surface " specifically described herein, " outer surface ", it is all each portion for axle 22 middle part
The one side near axle 22 middle part for the part can be referred to as inner surface, and the one side away from axle 22 middle part then can be referred to as outer surface.
As shown in Figure 5 and Figure 6, the outer surface of the first gripper shoe 21 be provided with radially extend first spacing along axis hole 211
Groove 21a, the second stopper slot 21b and the 3rd stopper slot 21c, each stopper slot is along the circumferentially-spaced distribution of axis hole 211, and each stopper slot
In be equipped with limited block 26.
Again as shown in fig. 7, above-mentioned cover plate is annular cover plate, fan ring 251 and path fan ring 252, the company of the two including big footpath
Connect place formed two confined planes 253, when two confined planes 253 respectively with the first stopper slot 21a, the second stopper slot 21b in limited block
26 when leaning, and can limit the rotation of axle 22.
It should be appreciated that above-mentioned cover plate is it can also be provided that other forms, for example, above-mentioned cover plate can only include big footpath fan ring
251, now, the circumferential two ends that ring 251 is fanned in this big footpath form above-mentioned confined planes 253；Above-mentioned cover plate can also be located at position-limiting drum
Two flanges of 25 upper end periphery walls, use when, above-mentioned two flanges can with the first stopper slot 21a and the second stopper slot 21b in
Limited block 26 lean, to limit the rotation of axle 22.
It is described with the detailed process adjusting limit shaft 24 axial direction below for how position-limiting drum 25 specifically rotates, please
With reference to Fig. 8-12, Fig. 8 is in the top view of the milling train being rotatably separable provided by the present invention during operating position, Fig. 9 for position-limiting drum
For the top view of the milling train being rotatably separable provided by the present invention in position-limiting drum dismounting clockwise or installation process counterclockwise, Figure 10
For position-limiting drum be in removable position or can rotate counterclockwise installation site when the milling train being rotatably separable provided by the present invention
Top view, Figure 11 is the milling train being rotatably separable provided by the present invention in position-limiting drum dismounting clockwise or installation process counterclockwise
Top view, Figure 12 for position-limiting drum be in removable position or can turn clockwise installation site when rotatable point provided by the present invention
From milling train top view.
As shown in figure 8, when position-limiting drum 25 two confined planes 253 respectively with the first stopper slot 21a and the second stopper slot 21b in
Limited block 26 when leaning, position-limiting drum 25 is in operating position, the limit shaft 24 located at axle 22 bottom be axially displaced from expansion
The projected direction in hole 142, limit shaft 24 can be resisted against the lower surface of flange 13, with axially position axle 22.When disassembly is desired, may be used
Remove the limited block 26 in the first stopper slot 21a and/or the second stopper slot 21b, clockwise (as Fig. 9) or (as Figure 11) counterclockwise
Rotary shaft 22, so that one of two confined planes 253 and the limited block 26 in the 3rd stopper slot 21c lean (as Figure 10 or figure
12), now, the axial direction of limit shaft 24 is consistent with the projected direction of reaming 142, and countershaft 22 when applying power upwards, this axle 22
Bottom can be axially disengaging flange 13 along it.And when needing to install, then can be using step contrary to the above.
With Fig. 5 as visual angle, the first stopper slot 21a and the second stopper slot 21b can be coaxially disposed, the 3rd stopper slot 21c's
Axially perpendicular with the axial direction of the first stopper slot 21a.So, when cover plate two confined planes 253 respectively with the first stopper slot 21a and
When limited block 26 in second stopper slot 21b abuts against, the axial direction of limit shaft 24 is perpendicular with the projected direction of reaming 142, that is,
The axial direction of limit shaft 24 can farthest deviate the projected direction of reaming 142, thus preferably limiting the axial displacement of axle 22.
Now, when removing the limited block 26 in the first stopper slot 21a or the second stopper slot 21b, axle 22 counterclockwise or rotates clockwise
90 degree, the confined planes 253 that ring 251 is fanned in big footpath all can be made to lean with the limited block 26 in the 3rd stopper slot 21c.Above-mentioned 3rd
The axial direction of stopper slot 21c can also be in other angles with the axial direction of the first stopper slot 21a, no matter be set to which kind of angle, is both needed to
When ensureing that the confined planes 253 of cover plate are leant with the limited block 26 in the 3rd stopper slot 21c, the axial direction of limit shaft 24 and expansion
The projected direction in hole 142 is consistent.
It is to be understood that when above-mentioned first stopper slot 21a and the second stopper slot 21b is coaxially disposed it is ensured that limit shaft 24
Axially identical with the axial direction of the first stopper slot 21a, and the projected direction of reaming 142 is consistent with the axial direction of the 3rd stopper slot 21c,
Now, no matter axle 22 along rotating clockwise or counterclockwise, limited block 26 phase in confined planes 253 with the 3rd stopper slot 21c
Against when, the axial direction of limit shaft 24 all can be consistent with the projected direction of reaming 142.So, in disassembly process, need not consider
The direction of rotation of axle 22, disassembly process is more quick.
Above-mentioned first stopper slot 21a and the second stopper slot 21b can not also be coaxially disposed, and now, axle 22 can only be along up time
Pin or one of counterclockwise direction rotate.So that axle 22 can only rotate counterclockwise as a example, the second stopper slot 21b and the 3rd stopper slot
Limited block 26 in 21c is fixing, and the axial direction of limit shaft 24 is consistent with the axial direction of the first stopper slot 21a, and reaming 142 is prominent
Direction is still consistent with the axial direction of the 3rd stopper slot 21c, when removing the limited block 26 in the first stopper slot 21a, axle 22 inverse time
Pin rotates so that when limited block 26 that big footpath is fanned in the confined planes 253 and the 3rd stopper slot 21c of ring 251 leans, you can along axle
To replacing roll stand 2.The situation that axle 22 can only rotate clockwise is similar with this, therefore repeats no more.
Above-mentioned stopper slot can also only exist two, such as only exists the first above-mentioned stopper slot 21a and the 3rd stopper slot
21c, two stopper slots need to not be coaxially disposed, and now, the projected direction of the axial direction of limit shaft 24 and reaming 142 should be respectively with two
The axial direction of stopper slot is consistent.Axial consistent, reaming 142 prominent side with the axial direction of limit shaft 24 and the first stopper slot 21a
To with the 3rd stopper slot 21c axial consistent as a example, when big footpath fan spacing in two confined planes 253 and two stopper slots of ring 251
When block 26 leans, the projected direction being axially displaced from reaming 142 of limit shaft 24；During dismounting, can remove in the first stopper slot 21a
Limited block 26, rotary shaft 22, so that the confined planes 253 originally leaning with the first stopper slot 21a limited block 26 and the 3rd limit
When position groove 21c limited block 26 leans, the axial direction of limit shaft 24 is consistent with the projected direction of reaming 142, you can vertically more
Change roll stand 2.The axial direction of limit shaft 24 is limited with the axial consistent, projected direction of reaming 142 of the 3rd stopper slot 21c and first
The situation that the axial direction of position groove 21a is consistent is similar with this, therefore does not repeat.It is to be understood that, now, ring 251 is fanned in above-mentioned big footpath
Corresponding central angle should be obtuse angle.
The quantity of above-mentioned stopper slot can also be more than three, axial, reaming 142 the prominent side of corresponding limit shaft 24
Then need according to depending on practical situation to the relation between the axial direction of each stopper slot.
For above-mentioned various forms of stopper slots, the concrete structure of the limited block 26 in corresponding stopper slot can be carried out
Further improve.It should be appreciated that above-mentioned limited block 26 includes two kinds, a kind of limited block 26 for needing dismounting, such as located at
Limited block 26 in first stopper slot 21a or the second stopper slot 21b；Another kind of for being not required to the limited block 26 dismantled, such as located at the
Limited block 26 in three stopper slot 21c.
For the limited block 26 needing dismounting, the axially extended bar hole along corresponding stopper slot, bar hole can be provided with
In be additionally provided with bolt, limited block 26 is fixed on corresponding stopper slot.And when this bolt is not tightened, limited block 26 then can be
Move in corresponding stopper slot, in order to adjust position in corresponding stopper slot for the corresponding limited block 26, and change it
Abutment condition with confined planes 253.So, limited block 26 need not be dismantled, you can realize the purpose of adjustment axis 22 so that the present invention
The use of the milling train being rotatably separable is more convenient.
Still with Fig. 5 as visual angle, when the limited block 26 in the first stopper slot 21a bar hole away from axis hole 211 one end with
When bolt offsets, this limited block 26 is in the bottom of the first stopper slot 21a, and the confined planes 253 that can fan ring 251 with big footpath offset
Lean on, so that this big footpath fan ring 251 can not rotate counterclockwise；When the bar hole of the limited block 26 in the first stopper slot 21a is close
When one end of axis hole 211 and bolt offset, this limited block 26 is in the top of the first stopper slot 21a it is impossible to fan ring 251 with big footpath
Confined planes 253 lean, so that this big footpath fan ring 251 can rotate in the counterclockwise direction.For in the second stopper slot 21b
Limited block 26, the process that it moves up and down is similar with this, therefore repeats no more.
It is emphasized that although the milling train shown by the accompanying drawing of present specification is vertical miller, the present invention is carried
For the milling train being rotatably separable should not necessarily be limited to shown structure in accompanying drawing, it can be applicable to roll the flat of strip
The milling train of the various ways such as roller mill.
The present invention a kind of separation method of the milling train being rotatably separable also is provided it is adaptable to above-mentioned be rotatably separable roll
Machine, comprises the steps：Step S1, rotary shaft 22, so that the axial direction of limit shaft 24 is consistent with the projected direction of reaming 142；
Step S2, the axial direction along axle 22 pulls axle 22, so that the second end of axle 22 can depart from jack 14, and then separates roll stand 2
With fixed frame 1.
Because the above-mentioned milling train being rotatably separable has possessed technique effect as above, then be rotatably separable for this
Milling train and the separation method of milling train that arranges also will be provided with similar technique effect, therefore will not be described here.
It is to be understood that, when the first end of above-mentioned axle 22 arranges position-limiting drum 25 as the aforementioned, limited block 26 and corresponding
Stopper slot when, before step S1, need to first remove corresponding limited block 26, just can countershaft 22 be rotated.
The above is only the preferred embodiment of the present invention it is noted that coming for those skilled in the art
Say, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of milling train being rotatably separable, including fixed frame (1) and roll stand (2), described roll stand (2) includes axle
(22) and roll (23), described roll (23) be coated at described axle (22) it is characterised in that
Described fixed frame (1) is provided with jack (14), and the second end of described axle (22) is provided with the limit shaft radially extending
(24), the second end of described axle (22) can be inserted into described jack (14)；
During described axle (22) insertion described jack (14), rotate described axle (22), described limit shaft (24) can be connected to described solid
Determine frame (1), to limit the axial displacement of described roll stand (2).
2. the milling train being rotatably separable according to claim 1 is it is characterised in that described jack (14) includes datum hole
(141) and reaming (142), by the internal perisporium of described datum hole (141), radially evagination is formed described reaming (142)；
Described reaming (142) is matched with the periphery of described limit shaft (24), the axial direction of described limit shaft (24) and described reaming
(142), when projected direction is consistent, the second end of described axle (22) along its axial grafting or can be located away from described fixed frame
(1), so that described roll stand (2) is rotatable is mounted or separated in described fixed frame (1)；
Described axle (22) inserts described jack (14), and described limit shaft (24) be axially displaced from prominent in described reaming (142)
During outgoing direction, described limit shaft (24) can limit the axial displacement of described axle (22).
3. the milling train being rotatably separable according to claim 2 is it is characterised in that described fixed frame (1) includes second
Gripper shoe (11) and connecting plate (12), described connecting plate (12) is installed on described second gripper shoe (11)；
Described roll stand (2) includes the first gripper shoe (21), the first end of described axle (22) and described first gripper shoe
(21) it is connected；
Described jack (14) is plugged in described jack (14) located at described second gripper shoe (11), the second end of described axle (22)
When, described first gripper shoe (21) is plugged in described connecting plate (12).
4. the milling train being rotatably separable according to claim 2 is it is characterised in that described fixed frame (1) includes second
Gripper shoe (11), connecting plate (12) and flange (13), described connecting plate (12) and described flange (13) are all located at described second
Fagging (11)；
Described roll stand (2) includes the first gripper shoe (21), the first end of described axle (22) and described first gripper shoe
(21) it is connected；
Described jack (14) is plugged in described jack (14) located at the middle part of described flange (13), the second end of described axle (22)
When, described first gripper shoe (21) is plugged in described connecting plate (12).
5. the milling train being rotatably separable according to any one of claim 2-4 is it is characterised in that also include position-limiting drum
(25) and limited block (26), the periphery wall of one end of described position-limiting drum (25) is provided with circumferentially distributed cover plate, described position-limiting drum
(25) overcoat is installed on the first end of described axle (22), and with described axle (22) synchronous axial system；
Described first gripper shoe (21) is provided with axis hole (211), and described position-limiting drum (25) passes through described axis hole (211), and described lid
The inner surface of plate is leant with the outer surface of described first gripper shoe (21)；
Described limited block (26) located at described first gripper shoe (21), to limit the rotation of described position-limiting drum (25).
6. the milling train being rotatably separable according to claim 5 is it is characterised in that the appearance of described first gripper shoe (21)
Face is provided with the first stopper slot (21a) radially extending along described axis hole (211), the second stopper slot (21b) and the 3rd stopper slot
(21c), each stopper slot is along the circumferentially-spaced distribution of described axis hole (211), and is equipped with limited block (26) in each described stopper slot；
Described cover plate includes big footpath fan ring (251) and path fan ring (252), described big footpath fan ring (251) and path fan ring (252)
Junction formed two confined planes (253), confined planes described in two (253) can respectively with the first stopper slot (21a), the second stopper slot
(21b) limited block (26) in leans, to limit the rotation of described axle (22)；
During dismounting, remove the limited block (26) of the first stopper slot (21a) and/or the second stopper slot (21b), rotate described axle (22)
So that when the limited block (26) of described confined planes (253) and the 3rd stopper slot (21c) abuts against, the axial direction of described limit shaft (24)
Consistent with the projected direction of described reaming (142).
7. the milling train being rotatably separable according to claim 6 is it is characterised in that described first stopper slot (21a) and institute
State the second stopper slot (21b) to be coaxially disposed, and the axial direction of described first stopper slot (21a) and described 3rd stopper slot (21c)
It is in axially angle setting.
8. the milling train being rotatably separable according to claim 6 it is characterised in that described first stopper slot (21a) and/or
Limited block (26) in described second stopper slot (21b) is provided with the axially extended bar hole along corresponding stopper slot, described bar shaped
It is additionally provided with bolt in hole, described limited block (26) is fixed on corresponding stopper slot；
When described bar hole offsets away from one end and the described bolt of described axis hole (211), described first stopper slot (21a) and/
Or the limited block (26) in described second stopper slot (21b) can be leant with described confined planes (253)；
Described bar hole near one end of described axis hole (211) and described bolt offset when, described first stopper slot (21a) and/
Or the limited block (26) in described second stopper slot (21b) is away from described confined planes (253).
9. a kind of separation method of the milling train being rotatably separable is it is characterised in that be applied to as any one of claim 2-4 institute
The milling train being rotatably separable stated, comprises the steps：
Step S1, rotates described axle (22), so that the projected direction phase of the axial direction of described limit shaft (24) and described reaming (142)
Unanimously；
Step S2, the axial direction along described axle (22) pulls described axle (22), makes the second end of described axle (22) depart from described inserting
Hole (14), with roll stand described in rotating separation (2) and described fixed frame (1).
10. a kind of separation method of the milling train being rotatably separable is it is characterised in that be applied to as any one of claim 5-8
The described milling train being rotatably separable, comprises the steps：
Step S1, removes limited block (26)；
Step S2, rotates described axle (22), so that the projected direction phase of the axial direction of described limit shaft (24) and described reaming (142)
Unanimously；
Step S3, the axial direction along described axle (22) pulls described axle (22), makes the second end of described axle (22) depart from described inserting
Hole (14), with roll stand described in rotating separation (2) and described fixed frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042399.5A CN106391719A (en) | 2016-11-23 | 2016-11-23 | Rotatable separation rolling mill and separation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042399.5A CN106391719A (en) | 2016-11-23 | 2016-11-23 | Rotatable separation rolling mill and separation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106391719A true CN106391719A (en) | 2017-02-15 |
Family
ID=58082196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611042399.5A Pending CN106391719A (en) | 2016-11-23 | 2016-11-23 | Rotatable separation rolling mill and separation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN106391719A (en) |
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| JPH07204717A (en) * | 1994-01-13 | 1995-08-08 | Kawasaki Steel Corp | Method and device for replacing roll of vertical type rolling mill |
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