CN208976508U - Roller mill roll bending and shifting device - Google Patents
Roller mill roll bending and shifting device Download PDFInfo
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- CN208976508U CN208976508U CN201821868475.2U CN201821868475U CN208976508U CN 208976508 U CN208976508 U CN 208976508U CN 201821868475 U CN201821868475 U CN 201821868475U CN 208976508 U CN208976508 U CN 208976508U
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Abstract
The utility model roller mill roll bending and shifting device, belongs to field of metallurgical equipment, it is therefore an objective to simplify overall structure, save postorder maintenance and use cost.Including roll shifting mechanism and bend roller mechanism of battery, bend roller mechanism of battery includes the roller bending block for being fixed on rolling-mill housing and being slidably matched with working roll bearing block, along working roll, axially there are two bowed roller hydraulic cylinders for setting on each roller bending block, and two bowed roller hydraulic cylinders are connected through mutually independent oil circuit with oil supply system respectively.The utility model greatly reduces fuel consumption firstly, avoiding the fluid pressure line that matches with bowed roller hydraulic cylinder because the problem of jointing loosens oil leak caused by reciprocal play；Moreover reduce the quantity of the liner plate between faying face, save the replacement cost and replacing construction of liner plate, and it can be controlled separately the bending roller force of each bowed roller hydraulic cylinder, so that roller resultant force remains on workroll bearing center line during roll shifting, bearing and bearing block unbalance loading are avoided.
Description
Technical field
The utility model belongs to field of metallurgical equipment, particularly roller mill roll bending and shifting device.
Background technique
When milling train works, is stretched out by the piston rod of bowed roller hydraulic cylinder, compress upper working rolls and lower working rolls bearing block respectively, make work
Make roller and bottom working roll generates a degree of bending deformation, achievees the purpose that control panel shape.By roll shifting Driven by Hydraulic Cylinder, make
Upper and lower working roll axial direction counter motion is obtained, realize control panel shape and extends the purpose of working roll rolling duration.Such as application No. is
The patent application of CN03234488.0, entitled " strip-mill strip roller roll-shifting device " disclose a kind of mill roll bending
Roll-shifting device.The design feature of the roller roll-shifting device are as follows: fixing seat is fixed with respect to rolling-mill housing, mobile during roll shifting
Seat is mobile with working roll bearing block.It has as following drawbacks:
The first, the concentrated settings such as roll-bending cylinder, locking cylinder, roll shifting cylinder are on Mobile base, and structure is complicated, and components are various, and
Installation weight is big.
The second, the slide plate quantity between Mobile base and fixing seat is more, and slide plate is since operating condition is poor, abrasion needs often more
It changes, increases cost and replacement is cumbersome, influence effective rolling time.
Third, fluid pressure line move back and forth with Mobile base, and pipe joint, which easily occurs to loosen, leads to oil leak.
Utility model content
The purpose of the utility model is to provide a kind of roller mill roll bending and shifting devices, simplify overall structure, save postorder maintenance
And use save the cost.
The technical solution adopted in the utility model is: roller mill roll bending and shifting device, including Liang Ge roll shifting mechanism and four it is curved
Roller mechanism, two transfer roller structures are arranged in milling train fore side, and two of them bend roller mechanism of battery is arranged in milling train fore side, and in addition two
A bend roller mechanism of battery arrangement and mill drive side；
The bend roller mechanism of battery includes roller bending block, and the roller bending block is fixedly installed in rolling-mill housing, adjacent with working roll
Side is provided with sliding surface, and is slidably matched through its sliding surface with working roll bearing block；In two lateral edge up and down of each roller bending block
Working roll is axially respectively set there are two bowed roller hydraulic cylinder, and the piston rod of bowed roller hydraulic cylinder is along working roll radial direction and workroll bearing
Seat matches；And two bowed roller hydraulic cylinders in the same direction are connected through mutually independent oil circuit with oil supply system respectively on each roller bending block
It connects,
The roll shifting mechanism includes roll shifting hydraulic cylinder, and the roll shifting hydraulic cylinder is installed on the roller bending block of milling train fore side simultaneously
It is axially matched with working roll bearing block along working roll.
Further, the roll shifting hydraulic cylinder includes cylinder body and piston rod, and the end of the cylinder body passes through bolt and roller
Block is connected, and the piston rod is axially matched with working roll bearing block along working roll.
Further, the roll shifting mechanism further includes working roll locked hydraulic cylinder, roll shifting guide-localization set and work roll shaft
To latch；
The roll shifting guide-localization set is set in the cylinder body periphery of roll shifting hydraulic cylinder；The working roll axial locking sleeve-board dress
In the cylinder body periphery of roll shifting hydraulic cylinder, and it is hydraulic around roll shifting through working roll locked hydraulic cylinder driving working roll axial locking plate
The cylinder body of cylinder rotates, by the working roll bearing block be held on the roll shifting guide-localization set and working roll axial locking plate it
Between.
Further, the roll shifting guide-localization, which is put on, is provided with L-shaped ear mount one；The working roll locked hydraulic cylinder
Cylinder body is installed on ear mount one, and the end of its piston rod and working roll axial locking plate are hinged.
Further, the roll shifting guide-localization puts on setting ear mount two；The ear mount two is arranged in parallel with ear mount one, and
Activity spacing is formed between ear mount two and ear mount one；
Anti-rotation guide plate is provided on the cylinder body of the bowed roller hydraulic cylinder, milling train behaviour is fixed in anti-rotation guide plate one end
On the cylinder body for making the bowed roller hydraulic cylinder of side, the other end protrudes into the activity spacing, and in ear mount one, ear mount two and anti-rotation guide plate
Between be provided with roll shifting locking device for locking roll shifting hydraulic cylinder Yu anti-rotation guide plate relative position.
Further, the roll shifting locking device includes the opposite position in ear mount one, ear mount two and anti-rotation guide plate
The bolt locating the pin hole of setting and being adapted to pin hole.
The beneficial effects of the utility model are: the utility model, is fixed on rolling-mill housing by the cylinder body of bowed roller hydraulic cylinder,
The cylinder body of bowed roller hydraulic cylinder is avoided to move, that is, during roll shifting, the cylinder body of bowed roller hydraulic cylinder is not moved.Due to
Bowed roller hydraulic cylinder is fixedly installed in rolling-mill housing seam allowance, while roll shifting hydraulic cylinder is fixedly installed in the cylinder body of bowed roller hydraulic cylinder
On, therefore, the position of bowed roller hydraulic cylinder and roll shifting hydraulic cylinder is fixed, so as to avoid hydraulic with bowed roller hydraulic cylinder and roll shifting
Hydraulic oil is greatly saved because the problem of jointing loosens oil leak caused by reciprocal play in the fluid pressure line that cylinder matches；Moreover
Since the cylinder body of bowed roller hydraulic cylinder is fixed, working roll bearing block is directly driven by roll shifting hydraulic cylinder and is moved, so that
Only occur relative motion between the cylinder body of bowed roller hydraulic cylinder and the faying face of working roll bearing block, and the cylinder body of bowed roller hydraulic cylinder
Only sliding surface and working roll bearing block cooperate, and the area of faying face reduces, thus the quantity of the liner plate between reducing faying face,
The replacement cost and replacing construction of liner plate are saved；Secondly, roll shifting hydraulic cylinder is installed on the cylinder body of bowed roller hydraulic cylinder and along work
Make roller axially to match with working roll bearing block, the mesh that working roll bearing block reaches roll shifting is directly acted on by roll shifting hydraulic cylinder
, so that the driving force of roll shifting hydraulic cylinder substantially reduces；Most of all, can be controlled separately the roller of each bowed roller hydraulic cylinder
Power, the size of the bending roller force by controlling each bowed roller hydraulic cylinder, so that during roll shifting, each roller bending block two rollers in the same direction
The roller resultant force of hydraulic cylinder remains on workroll bearing center line, shaft strength unbalance loading is avoided, so that it is guaranteed that working roll
The service life of bearing.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is partial enlarged view at the A of Fig. 1；
Fig. 3 is the A-A cross-sectional view of Fig. 2；
Fig. 4 is the B-B cross-sectional view of Fig. 2；
Fig. 5 is charge oil pressure distribution principle figure.
In figure, rolling-mill housing 1, working roll bearing block 2, roller bending block 3, bowed roller hydraulic cylinder 3.1, slot bottom 3.2, cell wall 3.3, peace
Tankage 3.4 blocks cover board 3.5, sliding surface 3.6, roll shifting hydraulic cylinder 4.1, roll shifting locking device 4.2, pin hole 4.2.1, bolt
4.2.2, anti-rotation guide plate 4.3, roll shifting guide-localization cover 4.4, working roll locked hydraulic cylinder 4.5, working roll axial locking plate
4.6, ear mount 1, ear mount 2 4.8, liner plate 4.9.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples as follows:
The "up" and "down" in orientation represented by the utility model is subject to shown in Fig. 3.
Roller mill roll bending and shifting device, as shown in Figure 1, Figure 2 and Figure 3, including Liang Ge roll shifting mechanism and four bend roller mechanism of batteries, two
A transfer roller structure is arranged in milling train fore side, and two of them bend roller mechanism of battery is arranged in milling train fore side, other two roller machine
Structure arrangement and mill drive side；The bend roller mechanism of battery includes roller bending block 3, and the roller bending block 3 is fixedly installed in rolling-mill housing, with
The adjacent side of working roll is provided with sliding surface 3.6, and is slidably matched through its sliding surface 3.6 with working roll bearing block 2；Each
The two lateral edge working rolls up and down of roller bending block 3 are axially respectively set there are two bowed roller hydraulic cylinder 3.1, the piston of bowed roller hydraulic cylinder 3.1
Bar is matched along working roll radial direction with working roll bearing block 2；And two bowed roller hydraulic cylinders 3.1 in the same direction divide on each roller bending block 3
It is not connected through mutually independent oil circuit with oil supply system,
The roll shifting mechanism includes roll shifting hydraulic cylinder 4.1, and the roll shifting hydraulic cylinder 4.1 is installed on the roller of milling train fore side
It is axially matched with working roll bearing block 2 on block 3 and along working roll.
The working roll of milling train includes the top working roll being located above and underlying bottom working roll, along upper and lower work
Roller is axial, and one end corresponds to milling train fore side, and the other end corresponds to mill drive side；Liang Ge roll shifting mechanism is set to milling train operation
Side, and there are two the roll shifting hydraulic cylinders 4.1 in each roll shifting mechanism, wherein the roll shifting hydraulic cylinder of upside two is for driving work
Roller play, the roll shifting hydraulic cylinder of downside two during roll shifting, drive altering for top working roll for driving bottom working roll play
Roller hydraulic cylinder 4.1 and driving bottom working roll roll shifting hydraulic cylinder 4.1 action reversed, therefore, upper and lower working roll be axially opposite or
Person's reverse motions.
The two sides of the operating side of two separation working rolls in four bend roller mechanism of batteries, the transmission of other two separation working roll
The two sides at end.The telescopic direction of bowed roller hydraulic cylinder 3.1 in bend roller mechanism of battery is along working roll radial direction, herein, the work roller diameter
To the line direction for referring to upper and lower working roll axle center, and each bend roller mechanism of battery includes upper and lower two groups of bowed roller hydraulic cylinders 3.1, top
Bowed roller hydraulic cylinder 3.1 act on top working roll, the bowed roller hydraulic cylinder 3.1 of lower section acts on bottom working roll, to make upper and lower work
Certain bending deformation is generated as roller, achievees the purpose that control panel shape.
The utility model is fixed on rolling-mill housing 1 by the cylinder body of bowed roller hydraulic cylinder 3.1, avoids bowed roller hydraulic cylinder 3.1
Cylinder body moves, that is, during roll shifting, the cylinder body of bowed roller hydraulic cylinder 3.1 is not moved.Due to roll shifting hydraulic cylinder 4.1
It is installed on the cylinder body of bowed roller hydraulic cylinder 3.1, therefore, the position of bowed roller hydraulic cylinder 3.1 and roll shifting hydraulic cylinder 4.1 is fixed,
It is connect so as to avoid the fluid pressure line to match with bowed roller hydraulic cylinder 3.1 and roll shifting hydraulic cylinder 4.1 because being connect caused by reciprocal play
Head loosens the problem of oil leak, and hydraulic oil is greatly saved；Moreover since the cylinder body of bowed roller hydraulic cylinder 3.1 is fixed, by altering
Roller hydraulic cylinder 4.1 directly drives working roll bearing block 2 and moves, so that only in the cylinder body and working roll of bowed roller hydraulic cylinder 3.1
Relative motion occurs between the faying face of bearing block 2, and the cylinder body of bowed roller hydraulic cylinder 3.1 only has sliding surface 3.6 and work roll shaft
The cooperation of seat 2 is held, the area of faying face reduces, so that the quantity of the liner plate 4.9 between reducing faying face, has saved liner plate 4.9
Replacement cost and replacing construction；Secondly, roll shifting hydraulic cylinder 4.1 is installed on the cylinder body of bowed roller hydraulic cylinder 3.1 and along work roll shaft
It is matched to working roll bearing block 2, the mesh that working roll bearing block 2 reaches roll shifting is directly acted on by roll shifting hydraulic cylinder 4.1
, so that the driving force of roll shifting hydraulic cylinder 4.1 substantially reduces；Most of all, two lateral edges up and down in each roller bending block 3 work
Roller is axially respectively set there are two bowed roller hydraulic cylinder 3.1, and the piston rod of bowed roller hydraulic cylinder 3.1 is radial with work roll shaft along working roll
Seat 2 is held to match；And two bowed roller hydraulic cylinders 3.1 on each roller bending block 3 in the same direction are respectively through mutually independent oil circuit and fuel feeding
System is connected；That is, on each roller bending block 3 there are two the bowed roller hydraulic cylinders 3.1 for acting on top working roll of side disposed thereon, position
There are two the bowed roller hydraulic cylinders 3.1 for acting on bottom working roll on the downside of it, and the oil feeding line of each bowed roller hydraulic cylinder 3.1 is mutual
It is independent.Wherein, two bowed roller hydraulic cylinders 3.1 in the same direction on each roller bending block 3 refer to that two on the upside of each roller bending block 3 are curved
Roller hydraulic cylinder 3.1 or two bowed roller hydraulic cylinders 3.1 on the downside of each roller bending block 3.The structure can be controlled separately each roller
The bending roller force of hydraulic cylinder 3.1, the size of the bending roller force by controlling each bowed roller hydraulic cylinder 3.1, so that during roll shifting, each
Roller bending block two bowed roller hydraulic cylinders in the same direction 3.1 roller resultant force remains on workroll bearing center line, avoids shaft strength
Unbalance loading, so that it is guaranteed that the service life of workroll bearing.
As shown in figure 5, realizing that roller resultant force remains at by the charge oil pressure size for controlling each bowed roller hydraulic cylinder 3.1
Principle on workroll bearing center line is as follows:
Practical roll shifting amount is set as X, maximum roll shifting amount ± 150mm, two roll-bending cylinder spacing 330mm；
A1 indicates the bowed roller hydraulic cylinder 3.1 of top working roll transmission side outer end,
The bowed roller hydraulic cylinder 3.1 of A2 expression top working roll transmission side inner end；
A3 indicates the bowed roller hydraulic cylinder 3.1 of bottom working roll transmission side outer end,
The bowed roller hydraulic cylinder 3.1 of A4 expression bottom working roll transmission side inner end；
B1 indicates the bowed roller hydraulic cylinder 3.1 of top working roll fore side inner end,
The bowed roller hydraulic cylinder 3.1 of operation side outer end in B2 expression；
B3 indicates the bowed roller hydraulic cylinder 3.1 of bottom working roll fore side inner end,
B4 indicates the bowed roller hydraulic cylinder 3.1 of lower operation side outer end.
Wherein, bowed roller hydraulic cylinder A1 and A4, B1 and B4 are controlled in groups, and fuel feeding oil pressure is set as P1；
Bowed roller hydraulic cylinder A2 and A3, B2 and B3 are controlled in groups, and charge oil pressure is set as P2；
Then meet between P1 and P2: 165-X*P1=165+X*P2；And it can obtain milling train unilateral side roller resultant force
Wherein,
D is bowed roller hydraulic cylinder cylinder diameter, unit mm；
D is bowed roller hydraulic cylinder bar diameter, unit mm；
P1, P2 are charge oil pressure, unit MPa；
PBack pressureFor rod chamber back pressure, unit MPa；
T is unilateral roller resultant force, unit N.
In the present embodiment, there are four the bowed roller hydraulic cylinders 3.1 of each bend roller mechanism of battery, the cylinder body of four bowed roller hydraulic cylinders 3.1
It is structure as a whole, is made of one piece of mounting blocks 3, be provided with to be surrounded by slot bottom 3.2 and cell wall 3.3 on the mounting blocks 3 and formed
For opening along the radially outer mounting groove 3.4 of working roll, the mounting groove 3.4 blocks the chamber that its opening is constituted through blocking cover board 3.5
The piston of body, each bowed roller hydraulic cylinder 3.1 is set in corresponding cavity, and is axially slidably matched with cavity along cavity, is lived
Stopper rod end, which passes through, blocks the press working roll bearing block 2 of cover board 3.5.The cylinder body of the bowed roller hydraulic cylinder 3.1 is integrally designed structure, side
Roll shifting hydraulic cylinder 4.1 and its associated components are just installed, while convenient for arranging oil circuit by cylinder body.
Preferably, the roll shifting hydraulic cylinder 4.1 includes cylinder body and piston rod, and the end of the cylinder body passes through bolt and roller
Block 3 is connected, and the piston rod is axially matched with working roll bearing block 2 along working roll.
In the utility model, the roller bending block 3 of roll shifting hydraulic cylinder 4.1 and fore side is not integral piece, and is independent from each other
Component, roll shifting hydraulic cylinder 4.1 include that cylinder body and the piston rod along working roll axial direction pushing tow working roll bearing block 2, cylinder body pass through spiral shell
Bolt and roller bending block 3 are separated closing so that cylinder body can be dismantled with roller bending block 3, thus the processing of more convenient cylinder body.
It is excellent to guarantee that bending roller force holds out against face always perpendicular to the piston rod end working roll bearing block 2 of bowed roller hydraulic cylinder 3.1
Choosing, the piston rod end shape spherical in shape of the bowed roller hydraulic cylinder 3.1.
Preferably, as shown in Figures 2 and 3, the roll shifting mechanism further includes working roll locked hydraulic cylinder 4.5, roll shifting guiding
Positioning sleeve 4.4 and working roll axial locking plate 4.6；The cylinder ends of the roll shifting hydraulic cylinder 4.1 are fixedly installed in milling train operation
On the cylinder body of the bowed roller hydraulic cylinder 3.1 of side；The roll shifting guide-localization set 4.4 is set in the cylinder body periphery of roll shifting hydraulic cylinder 4.1；
The working roll axial locking plate 4.6 is set in the cylinder body periphery of roll shifting hydraulic cylinder 4.1, and through the working roll locked hydraulic cylinder
4.5 driving working roll axial locking plates 4.6 are rotated around the cylinder body of roll shifting hydraulic cylinder 4.1, and the working roll bearing block 2 is held on
Between the roll shifting guide-localization set 4.4 and working roll axial locking plate 4.6.
When roll shifting, working roll locked hydraulic cylinder 4.5 is used to lock the cylinder body of working roll bearing block 2 Yu roll shifting hydraulic cylinder 4.1,
The piston rod of working roll locked hydraulic cylinder 4.5 extends, and drives working roll axial locking plate 4.6 around the cylinder body of roll shifting hydraulic cylinder 4.1
The position opposite with the protrusion on roll shifting guide-localization set 4.4 of the protrusion on working roll axial locking plate 4.6 is turned to, is made
Protrusion clamping roll shifting guiding opposite with the protrusion on roll shifting guide-localization set 4.4 on working roll axial locking plate 4.6 is fixed
Position set 4.4 realizes the locking of roll shifting guide-localization set 4.4.Then, 4.1 piston rod of roll shifting hydraulic cylinder extends, roll shifting hydraulic cylinder
4.1 cylinder body drives working roll bearing block 2 to be axially moved.When roll change, the piston rod of working roll locked hydraulic cylinder 4.5 bounces back, band
It starts building to make the reset of roller axial direction latch 4.6, so that working roll axial locking plate 4.6 is detached from roll shifting guide-localization set 4.4, open roll shifting
Guide-localization set 4.4.
For the ease of being installed on working roll locked hydraulic cylinder 4.5, it is preferred that as shown in Fig. 2, the roll shifting guide-localization set
L-shaped ear mount 1 is provided on 4.4；The cylinder body of the working roll locked hydraulic cylinder 4.5 is installed on ear mount 1, and it is lived
The end of stopper rod and working roll axial locking plate 4.6 are hinged.
Preferably, as shown in Figure 2 and Figure 4, ear mount 2 4.8 is set on the roll shifting guide-localization set 4.4；The ear mount two
4.8 are arranged in parallel with ear mount 1, and form activity spacing between ear mount 2 4.8 and ear mount 1；
Anti-rotation guide plate 4.3 is provided on the cylinder body of the bowed roller hydraulic cylinder 3.1, described 4.3 one end of anti-rotation guide plate is solid
Due on the cylinder body of the bowed roller hydraulic cylinder 3.1 of milling train fore side, the other end protrudes into the activity spacing, and in ear mount 1, ear
It is provided between seat 2 4.8 and anti-rotation guide plate 4.3 for locking roll shifting hydraulic cylinder 4.1 and 4.3 relative position of anti-rotation guide plate
Roll shifting locking device 4.2.
Anti-rotation guide plate 4.3 is for preventing roll shifting guide-localization set 4.4 from circumferentially rotating along roll shifting hydraulic cylinder 4.1.Work as anti-rotation
When guide plate 4.3 is protruded into activity spacing, ear mount 2 4.8 and one 4.7 pairs of anti-rotation guide plates 4.3 of ear mount play position-limiting action.When
When not needing roll shifting rolling, ear mount 2 4.8 or ear mount 1 are locked with anti-rotation guide plate 4.3 by roll shifting locking device 4.2
It is fixed, to lock the relative position of working roll Yu rolling-mill housing 1.
Roll shifting locking device 4.2 can be with chain etc., by chain by ear mount 2 4.8 or ear mount 1 and anti-rotation guide plate
4.3 bundled fixed.Optimal, the roll shifting locking device 4.2 is included in ear mount 1, ear mount 2 4.8 and anti-rotation guide plate
The pin hole 4.2.1 being arranged at the 4.3 opposite position and bolt 4.2.2 being adapted to pin hole 4.2.1.
When not needing roll shifting rolling, by the pin hole 4.2.1 on ear mount 2 4.8, ear mount 1 and anti-rotation guide plate 4.3
Centering is inserted into bolt 4.2.2, to lock the relative position of working roll Yu rolling-mill housing 1.
Claims (6)
1. roller mill roll bending and shifting device, including Liang Ge roll shifting mechanism and four bend roller mechanism of batteries, two transfer roller structures are arranged in and roll
Machine fore side, two of them bend roller mechanism of battery are arranged in milling train fore side, other two bend roller mechanism of battery arrangement and mill drive side；Its
It is characterized in that:
The bend roller mechanism of battery includes roller bending block (3), and the roller bending block (3) is fixedly installed in rolling-mill housing, adjacent with working roll
Side be provided with sliding surface (3.6), and be slidably matched through its sliding surface (3.6) with working roll bearing block (2)；In each roller
The work of bowed roller hydraulic cylinder (3.1) there are two bowed roller hydraulic cylinder (3.1) is axially respectively set in the two lateral edge working rolls up and down of block (3)
Stopper rod is matched along working roll radial direction with working roll bearing block (2)；And two bowed roller hydraulic cylinders on each roller bending block (3) in the same direction
(3.1) it is connected respectively through mutually independent oil circuit with oil supply system,
The roll shifting mechanism includes roll shifting hydraulic cylinder (4.1), and the roll shifting hydraulic cylinder (4.1) is installed on the roller of milling train fore side
It is axially matched with working roll bearing block (2) on block (3) and along working roll.
2. roller mill roll bending and shifting device as described in claim 1, it is characterised in that: the roll shifting hydraulic cylinder (4.1) includes cylinder
The end of body and piston rod, the cylinder body is connected by bolt with roller bending block (3), and the piston rod is along working roll axial direction and work
Make roll bearing seat (2) to match.
3. roller mill roll bending and shifting device as claimed in claim 1 or 2, it is characterised in that: the roll shifting mechanism further includes work
Roller locked hydraulic cylinder (4.5), roll shifting guide-localization set (4.4) and working roll axial locking plate (4.6)；
The roll shifting guide-localization set (4.4) is set in the cylinder body periphery of roll shifting hydraulic cylinder (4.1)；The working roll axial locking
Plate (4.6) is set in the cylinder body periphery of roll shifting hydraulic cylinder (4.1), and drives work through the working roll locked hydraulic cylinder (4.5)
Roller axial direction latch (4.6) is rotated around the cylinder body of roll shifting hydraulic cylinder (4.1), the working roll bearing block (2) is held on described
Between roll shifting guide-localization set (4.4) and working roll axial locking plate (4.6).
4. roller mill roll bending and shifting device as claimed in claim 3, it is characterised in that: on the roll shifting guide-localization set (4.4)
It is provided with L-shaped ear mount one (4.7)；The cylinder body of the working roll locked hydraulic cylinder (4.5) is installed on ear mount one (4.7), and its
The end of piston rod and working roll axial locking plate (4.6) are hinged.
5. roller mill roll bending and shifting device as claimed in claim 4, it is characterised in that: on the roll shifting guide-localization set (4.4)
It is arranged ear mount two (4.8)；The ear mount two (4.8) is arranged in parallel with ear mount one (4.7), and in ear mount two (4.8) and ear mount one
(4.7) activity spacing is formed between；
It is provided with anti-rotation guide plate (4.3) on the cylinder body of the bowed roller hydraulic cylinder (3.1), described anti-rotation guide plate (4.3) one end
It is fixed on the cylinder body of bowed roller hydraulic cylinder (3.1) of milling train fore side, the other end protrudes into the activity spacing, and in ear mount one
(4.7), it is provided between ear mount two (4.8) and anti-rotation guide plate (4.3) and is oriented to for locking roll shifting hydraulic cylinder (4.1) and anti-rotation
The roll shifting locking device (4.2) of plate (4.3) relative position.
6. roller mill roll bending and shifting device as claimed in claim 5, it is characterised in that: the roll shifting locking device (4.2) includes
At the opposite position of ear mount one (4.7), ear mount two (4.8) and anti-rotation guide plate (4.3) be arranged pin hole (4.2.1) and
The bolt (4.2.2) being adapted to pin hole (4.2.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868475.2U CN208976508U (en) | 2018-11-13 | 2018-11-13 | Roller mill roll bending and shifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868475.2U CN208976508U (en) | 2018-11-13 | 2018-11-13 | Roller mill roll bending and shifting device |
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| Publication Number | Publication Date |
|---|---|
| CN208976508U true CN208976508U (en) | 2019-06-14 |
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ID=66790859
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821868475.2U Active CN208976508U (en) | 2018-11-13 | 2018-11-13 | Roller mill roll bending and shifting device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178003A (en) * | 2020-09-16 | 2021-01-05 | 马鞍山钢铁股份有限公司 | Temper mill roller cylinder working roll locking device and assembling method thereof |
| CN113070350A (en) * | 2021-05-12 | 2021-07-06 | 中冶赛迪工程技术股份有限公司 | Fixed type bending and shifting roller assembly structure, roller shifting device and roller shifting method |
| CN114309078A (en) * | 2022-01-04 | 2022-04-12 | 中冶京诚工程技术有限公司 | Axial roll shifting device and rolling mill |
| WO2022165920A1 (en) * | 2021-02-08 | 2022-08-11 | 太原科技大学 | Intelligent cross wedge rolling mill for large-sized axle in rail traffic |
| CN116351884A (en) * | 2023-03-10 | 2023-06-30 | 中国机械总院集团北京机电研究所有限公司 | Roller clamping mechanism and cross wedge rolling mill |
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2018
- 2018-11-13 CN CN201821868475.2U patent/CN208976508U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178003A (en) * | 2020-09-16 | 2021-01-05 | 马鞍山钢铁股份有限公司 | Temper mill roller cylinder working roll locking device and assembling method thereof |
| CN112178003B (en) * | 2020-09-16 | 2023-07-21 | 马鞍山钢铁股份有限公司 | Working roll locking device of leveling machine bending roll cylinder and assembly method thereof |
| WO2022165920A1 (en) * | 2021-02-08 | 2022-08-11 | 太原科技大学 | Intelligent cross wedge rolling mill for large-sized axle in rail traffic |
| CN113070350A (en) * | 2021-05-12 | 2021-07-06 | 中冶赛迪工程技术股份有限公司 | Fixed type bending and shifting roller assembly structure, roller shifting device and roller shifting method |
| CN113070350B (en) * | 2021-05-12 | 2024-05-17 | 中冶赛迪工程技术股份有限公司 | Fixed bending roll shifting assembly structure, roll shifting device and roll shifting method |
| CN114309078A (en) * | 2022-01-04 | 2022-04-12 | 中冶京诚工程技术有限公司 | Axial roll shifting device and rolling mill |
| CN114309078B (en) * | 2022-01-04 | 2023-11-24 | 中冶京诚工程技术有限公司 | Axial roller shifting device and rolling mill |
| CN116351884A (en) * | 2023-03-10 | 2023-06-30 | 中国机械总院集团北京机电研究所有限公司 | Roller clamping mechanism and cross wedge rolling mill |
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