CN209334447U - Eighteen-high mill and its working roll side bearing mechanism - Google Patents
Eighteen-high mill and its working roll side bearing mechanism Download PDFInfo
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- CN209334447U CN209334447U CN201822042612.3U CN201822042612U CN209334447U CN 209334447 U CN209334447 U CN 209334447U CN 201822042612 U CN201822042612 U CN 201822042612U CN 209334447 U CN209334447 U CN 209334447U
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- side bearing
- working roll
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Abstract
The utility model relates to a kind of eighteen-high mill and its working roll side bearing mechanisms, the working roll side bearing mechanism includes side bearing bearing block assembly and side bearing driving structure, side bearing driving structure includes active rotation connecting rod, transfer link, driven rocking bar, sliding component and rotary drive unit, driven rocking bar is connected with side bearing bearing block assembly and hinged with sliding component, and sliding component can vertically slide in rolling-mill housing and can lock on the rack；Transfer link is hinged with active rotation connecting rod and driven rocking bar middle part respectively, and active rotation connecting rod is also articulated in rolling-mill housing；When side bearing bearing block assembly is in working position, active rotation connecting rod is conllinear with transfer link.The utility model structure is simple, rationally distributed, is formed using the dead-centre position of link mechanism self-locking to bear working roll horizontal force, and stable structure is reliable；Roll change space is widened, making to be individually replaced working roll side bearing bearing block assembly becomes feasible, improves roll change working efficiency.
Description
Technical field
The utility model belongs to technical field of steel rolling, and in particular to a kind of eighteen-high mill working roll side bearing mechanism and
Using the eighteen-high mill of the eighteen-high mill working roll side bearing mechanism.
Background technique
With the high speed development of China's industry, metal plate and belt is produced to high intensity, low thickness, high-precision, high speed, high yield
Amount direction is developed.The features such as multi-roll mill is small, mill stiffness is big, small in size, light-weight with its working roll roller diameter is in recent years not
Disconnected development and perfect, wherein eighteen-high mill is the important type for producing cold rolling continuous belt steel.The core technology of eighteen-high mill
It is to be additionally arranged four groups of working roll collateral bearing apparatus on the basis of traditional six-high cluster mill, ensure that working roll has and resist horizontal direction
The ability of flexure；Usually working roll side bearing bearing block assembly (comprising bearing block, collateral runner and back lining bearing component or
Collateral runner and backing roll assembly) and side bearing driving mechanism be referred to as the collateral bearing apparatus of working roll.
Currently, the collateral bearing apparatus of eighteen-high mill working roll is broadly divided into three kinds:
As shown in Figure 1, the first collateral bearing apparatus of eighteen-high mill working roll is with traditional Sendzimir Z-High milling train
It represents, working roll side bearing bearing block assembly is fixed in intermediate roll bearing seat by hinged shaft, passes through Hydraulic Cylinder side bearing
Roller is rolled against working roll is lived；
As shown in Fig. 2, door Voestalpine X-High milling train is to the west of second of collateral bearing apparatus of eighteen-high mill working roll
It represents, working roll side bearing bearing block assembly is fixed on intermediate calender rolls roller bending block by hinged shaft, passes through Hydraulic Cylinder side bearing
Roller is rolled against working roll is lived；
As shown in figure 3, the third collateral bearing apparatus of eighteen-high mill working roll is with the Ritz An De company S6-High milling train
It represents, working roll side bearing bearing block assembly is carried out by the oblique Driven by Hydraulic Cylinder being fixed on the rack against firmly working roll
Rolling.
Since the working roll side bearing bearing block assembly and strip of the first and second are apart from small, they the shortcomings that
It is that milling train opening degree is small, lubrication effect is poor, and back lining bearing outer diameter is small, speed is low, and working roll roller diameter range is small；The third
The shortcomings that be that collateral bearing structure is too fat to move huge, working roll surrounding space is narrow, rolling temperature rise it is big, and not can be carried out working roll level
Moving operation.In terms of repair and maintenance, the first milling train either replaces intermediate calender rolls and still replaces any one back lining bearing, all
It needs integral replacing intermediate calender rolls and side bearing bearing block assembly, it is also necessary to the online lower disassembly erector for carrying out very complicated
Make, takes time and effort；The third milling train space as shared by collateral bearing structure is larger, it is necessary to upper and lower working roll and intermediate above and below
Roller all removes milling train, could replace back lining bearing, and process complicated and time consumption influences production efficiency.
Utility model content
The utility model embodiment is related to a kind of eighteen-high mill working roll side bearing mechanism and uses 18 rolling
The eighteen-high mill of machine working roll side bearing mechanism, can at least solve the segmental defect of the prior art.
The utility model embodiment is related to a kind of eighteen-high mill working roll side bearing mechanism, including side bearing bearing block group
Part and side bearing driving structure, the side bearing driving structure include active rotation connecting rod, transfer link, driven rocking bar, sliding
Component and rotary drive unit,
Described driven rocking bar one end is connected with the side bearing bearing block assembly and the other end and the sliding component are hinged,
The sliding component is slidedly arranged in the vertical rails in rolling-mill housing and is connected with for making it be fixed on the vertical rails
Locking unit；
Described transfer link one end and the active rotation connecting rod are hingedly and hinged in the middle part of the other end and the driven rocking bar,
The active rotation connecting rod other end is articulated in rolling-mill housing；
The axial direction of each articulated shaft is axially parallel with working roll, and the active rotation connecting rod and the rotary drive unit connect
Connect so as to rotate in a vertical plane, when the side bearing bearing block assembly is in working position, the active rotation connecting rod with
The transfer link is conllinear.
As one of embodiment, the locking unit include be respectively arranged it is fixed in two groups of vertical rails head and the tail both ends
Position component.
As one of embodiment, the positioning member be electric pushrod, hydraulic cylinder, cylinder or spiral lift, it is described fixed
The output end of position component is axially vertical and abuts with the sliding component.
As one of embodiment, the rotary drive unit includes rotating hydraulic cylinder, hydraulic motor or stepper motor.
The utility model embodiment further relates to a kind of eighteen-high mill, including rolling-mill housing and is installed on the milling train machine
Two groups of working rolls up and down on frame, along strip traffic direction, be each equipped at left and right sides of the working roll described in every group it is a set of such as
The upper eighteen-high mill working roll side bearing mechanism.
The utility model embodiment at least has the following beneficial effects:
Eighteen-high mill and its working roll side bearing mechanism provided in this embodiment, structure is simple, rationally distributed, using even
The dead-centre position of linkage forms self-locking to bear working roll horizontal force, and stable structure is reliable；Roll change space has been widened, has been made individually
Replacement working roll side bearing bearing block assembly becomes feasible, improves roll change working efficiency, avoids 18 rolling of Z-HIGH type
Complicated cumbersome dismounting work under line when machine roll change, while also eliminating S6-HIGH type eighteen-high mill replacement side bearing bearing
Need first to pull out working roll and intermediate calender rolls the troublesome operations of rack when holder assembly.
By the way that sliding component is arranged, keep the installation site of driven rocking bar adjustable in a certain range, so that sheet 18
Roller mill working roll side bearing mechanism is suitable for different working roll roller diameters, and that widens eighteen-high mill produces product scope,
Enhance the adaptability of milling train.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the Z-High milling train window figure provided in background technique；
Fig. 2 is the X-High milling train window figure provided in background technique；
Fig. 3 is the S6-High milling train window figure provided in background technique；
Fig. 4 is the window figure of eighteen-high mill provided by the embodiment of the utility model；
Fig. 5 uses schematic diagram for eighteen-high mill working roll side bearing mechanism provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one
Such as Fig. 4 and Fig. 5, the utility model embodiment provides a kind of eighteen-high mill working roll side bearing mechanism, including side
Bearing support holder assembly 12 and side bearing driving structure.Routinely, above-mentioned side bearing bearing block assembly 12 includes bearing block, collateral
Runner and back lining bearing component, or including bearing block, collateral runner and backing roll assembly, wherein collateral runner is used for and work
Make roller 8 to hold out against, bears the side direction horizontal power of working roll 8.Above-mentioned side bearing driving structure is for driving side bearing bearing assembly whole
Body movement makes collateral runner and working roll 8 hold out against or move to maintenance position in order to which side bearing bearing assembly moves to working position.
In the present embodiment, such as Fig. 4 and Fig. 5, it is preferable that above-mentioned side bearing driving structure includes active rotation connecting rod 1, switching
Connecting rod 2, driven rocking bar 3, sliding component 5 and rotary drive unit 7, described driven 3 one end of rocking bar and the side bearing bearing block
Component 12 is connected and the other end and the sliding component 5 are hinged, and the sliding component 5 is slidedly arranged on the vertical cunning in rolling-mill housing 11
On rail and it is connected with for making it be fixed on the locking unit in the vertical rails；Described 2 one end of transfer link and the master
Dynamic swivel link 1 is hinged and the other end and 3 middle part of the driven rocking bar are hinged, and 1 other end of active rotation connecting rod is articulated with
In rolling-mill housing 11；The axial direction of each articulated shaft is axial parallel with working roll 8, and the active rotation connecting rod 1 drives with the rotation
Moving cell 7 connects so as to rotate in a vertical plane, when the side bearing bearing block assembly 12 is in working position, the active
Swivel link 1 and the transfer link 2 are conllinear.Active rotation connecting rod 1 is driven to rotate by rotary drive unit 7, it can be with turn
Connective pole 2 and driven rocking bar 3 act, and then drive side bearing bearing block assembly 12 to move between its working position and maintenance position and cut
It changes.
It is further preferred that rotating hydraulic cylinder, hydraulic motor or stepper motor etc. can be used often in above-mentioned rotary drive unit 7
Rotational driving device, specific structure do not repeat herein.
By the way that above-mentioned sliding component 5 is arranged, keep the installation site of driven rocking bar 3 adjustable in a certain range, to make
It obtains this eighteen-high mill working roll side bearing mechanism and is suitable for different 8 roller diameters of working roll, widen producing for eighteen-high mill
Product scope enhances the adaptability of milling train.Above-mentioned locking unit in the position of driven rocking bar 3 for occurring changing and sliding structure
After the position of part 5 accordingly adjusts, which is locked, i.e., so that the installation site of driven rocking bar 3 is fixed.Into one
Preferably, such as Fig. 4, above-mentioned locking unit includes two groups of positioning members 6 being respectively arranged in vertical rails head and the tail both ends to step,
The positioning member 6 can be electric pushrod, hydraulic cylinder, cylinder or spiral lift isoline driving equipment, i.e. positioning member 6
Output end is axially vertical and abuts with sliding component 5.
It is further preferred that the pendulum motion of above-mentioned active rotation connecting rod 1 and transfer link 2 can be oriented to, for example,
Kidney ellipsoid guide groove is set in rolling-mill housing 11, and the articulated shaft between active rotation connecting rod 1 and transfer link 2 is slidedly arranged on the waist
In round guide groove, guarantee the stability of the pendulum motion of active rotation connecting rod 1 and transfer link 2.
Eighteen-high mill working roll side bearing mechanism provided in this embodiment, structure is simple, rationally distributed, utilizes connecting rod machine
The dead-centre position of structure forms self-locking to bear 8 horizontal force of working roll, and stable structure is reliable；Roll change space has been widened, has been made individually more
The roller side bearing bearing block assembly 12 that changes jobs becomes feasible, improves roll change working efficiency, avoids 18 rolling of Z-HIGH type
Complicated cumbersome dismounting work under line when machine roll change, while also eliminating S6-HIGH type eighteen-high mill replacement side bearing bearing
Need first to pull out working roll 8 and intermediate calender rolls 9 troublesome operations of rack 11 when holder assembly 12.
The application method of above-mentioned eighteen-high mill working roll side bearing mechanism is illustrated below:
(1) before new rolling system, the installation steps of the eighteen-high mill working roll side bearing mechanism include:
According to the nominal roll diameter of the roller diameter of working roll 8 and intermediate calender rolls 9, the initial position of the sliding component 5 is calculated, and
The sliding component 5 is fixed in the vertical rails by the locking unit；
The active rotation connecting rod 1 is driven to act by the rotary drive unit 7, until the active rotation connecting rod 1
It is conllinear with the transfer link 2；
Check whether the side bearing bearing block assembly 12 holds out against working roll 8, if it is not, then finely tuning the sliding component 5, directly
It is held out against to the side bearing bearing block assembly 12 with working roll 8, locks the sliding component 5 by the way that the locking unit is fixed,
It can normally be rolled.
(2) when repair and maintenance, the operating procedure of the eighteen-high mill working roll side bearing mechanism includes:
It after stopping rolling, drives the active rotation connecting rod 1 to act by the rotary drive unit 7, drives described turn
Connective pole 2 and the driven rocking bar 3 movement, until the side bearing bearing block assembly 12 falls back on maintenance position, then carry out in next step
Repair and maintenance work.
The next step repair and maintenance work include replacement working roll side bearing bearing block assembly 12, working roll 8, intermediate calender rolls 9,
Support roller 10 etc. can be carried out individually, time saving and energy saving.
(3) after changing 8 roller diameter of working roll, the installation steps of the eighteen-high mill working roll side bearing mechanism include:
According to the roller diameter of the roller diameter of the working roll 8 after reconditioning and intermediate calender rolls 9, the initial bit of the sliding component 5 is calculated
It sets, and is fixed on the sliding component 5 in the vertical rails by the locking unit；
The active rotation connecting rod 1 is driven to act by the rotary drive unit 7, until the active rotation connecting rod 1
It is conllinear with the transfer link 2；
Check whether the side bearing bearing block assembly 12 holds out against working roll 8, if it is not, then finely tuning the sliding component 5, directly
It is held out against to the side bearing bearing block assembly 12 with working roll 8, locks the sliding component 5 by the way that the locking unit is fixed,
It can normally be rolled.
Embodiment two
Such as Fig. 4 and Fig. 5, the utility model embodiment provides a kind of eighteen-high mill, including rolling-mill housing 11 and installation
In two groups of working rolls 8 up and down in the rolling-mill housing 11, it is easy-to-understand to, further includes two groups of intermediate calender rolls 9 and two groups of support rollers
10, it is specific to arrange that mounting structure is this field routine techniques, it does not repeat herein.Along strip traffic direction, described in every group
The left and right sides of working roll 8 is each equipped with eighteen-high mill working roll side bearing mechanism provided by a set of above-described embodiment one,
That is, being configured with 4 sets of above-mentioned eighteen-high mill working roll side bearing mechanisms, 1 set of strip operation for being located at inlet of rolling mill side is logical
Above road, the left side horizontal force of top working roll 8 is born；1 set is located above the strip operation channel of milling train outlet side, work in receiving
Make the right side horizontal force of roller 8；1 set is located at below the strip operation channel of inlet of rolling mill side, and the left side for bearing bottom working roll 8 is horizontal
Power；1 set is located at below the strip operation channel of milling train outlet side, bears the right side horizontal force of bottom working roll 8.Wherein, Mei Yigong
Two sets of eighteen-high mill working roll side bearing mechanisms for making 8 two sides of roller arrange that milling train enters relative to the axisymmetrical of the working roll 8
Two sets of eighteen-high mill working roll side bearing mechanisms of mouth side are arranged symmetrically relative to strip operation channel, and the two of milling train outlet side
Set eighteen-high mill working roll side bearing mechanism is arranged symmetrically relative to strip operation channel.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of eighteen-high mill working roll side bearing mechanism, including side bearing bearing block assembly and side bearing driving structure,
Be characterized in that: the side bearing driving structure includes active rotation connecting rod, transfer link, driven rocking bar, sliding component and rotation
Driving unit,
Described driven rocking bar one end is connected with the side bearing bearing block assembly and the other end and the sliding component are hinged, described
Sliding component is slidedly arranged in the vertical rails in rolling-mill housing and is connected with for making it be fixed on the lock in the vertical rails
Tight unit；
Described transfer link one end and the active rotation connecting rod are hingedly and hinged in the middle part of the other end and the driven rocking bar, described
The active rotation connecting rod other end is articulated in rolling-mill housing；
The axial direction of each articulated shaft is axially parallel with working roll, the active rotation connecting rod connect with the rotary drive unit from
And can rotate in a vertical plane, when the side bearing bearing block assembly is in working position, the active rotation connecting rod with it is described
Transfer link is conllinear.
2. eighteen-high mill working roll side bearing mechanism as described in claim 1, it is characterised in that: the locking unit includes
It is respectively arranged two groups of positioning members in vertical rails head and the tail both ends.
3. eighteen-high mill working roll side bearing mechanism as claimed in claim 2, it is characterised in that: the positioning member is electricity
Dynamic push rod, hydraulic cylinder, cylinder or spiral lift, the output end of the positioning member be axially it is vertical and with the sliding component
It abuts.
4. eighteen-high mill working roll side bearing mechanism as described in claim 1, it is characterised in that: the rotary drive unit
Including rotating hydraulic cylinder, hydraulic motor or stepper motor.
5. a kind of eighteen-high mill, including rolling-mill housing and the two groups of working rolls up and down being installed in the rolling-mill housing,
It is characterized in that: along strip traffic direction, being each equipped at left and right sides of the working roll described in every group a set of such as Claims 1-4
Any one of described in eighteen-high mill working roll side bearing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042612.3U CN209334447U (en) | 2018-12-06 | 2018-12-06 | Eighteen-high mill and its working roll side bearing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042612.3U CN209334447U (en) | 2018-12-06 | 2018-12-06 | Eighteen-high mill and its working roll side bearing mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN209334447U true CN209334447U (en) | 2019-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822042612.3U Active CN209334447U (en) | 2018-12-06 | 2018-12-06 | Eighteen-high mill and its working roll side bearing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500091A (en) * | 2018-12-06 | 2019-03-22 | 中冶南方工程技术有限公司 | Eighteen-high mill working roll side bearing mechanism and its application method, eighteen-high mill |
-
2018
- 2018-12-06 CN CN201822042612.3U patent/CN209334447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500091A (en) * | 2018-12-06 | 2019-03-22 | 中冶南方工程技术有限公司 | Eighteen-high mill working roll side bearing mechanism and its application method, eighteen-high mill |
| CN109500091B (en) * | 2018-12-06 | 2024-01-26 | 中冶南方工程技术有限公司 | Side supporting mechanism for working roll of eighteenth roll mill, using method of side supporting mechanism and eighteenth roll mill |
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