CN106001177A - Anti-rolling-fracture roller of hot rolling temper mill and application method of anti-rolling-fracture roller - Google Patents
Anti-rolling-fracture roller of hot rolling temper mill and application method of anti-rolling-fracture roller Download PDFInfo
- Publication number
- CN106001177A CN106001177A CN201610371361.6A CN201610371361A CN106001177A CN 106001177 A CN106001177 A CN 106001177A CN 201610371361 A CN201610371361 A CN 201610371361A CN 106001177 A CN106001177 A CN 106001177A
- Authority
- CN
- China
- Prior art keywords
- roll
- roller
- bearing
- hydraulic cylinder
- rolling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0057—Coiling the rolled product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0064—Uncoiling the rolled product
Abstract
The invention relates to an anti-rolling-fracture roll of a hot rolling temper mill. The anti-rolling-fracture roll comprises at least two supporting rolls and work rolls. The at least two supporting rolls are arranged in two rows side by side and rotationally arranged on a movable base through a first bearing assembly. The work rolls are closely attached to the lower portions of the two rows of supporting rolls and rotationally arranged on the movable base through a second bearing assembly. A bearing block of the second bearing assembly is an elastic bearing block. The invention further relates to an application method of the anti-rolling-fracture roll of the hot rolling temper mill. The method comprises the following steps that a steel roll is coiled on a coiling block of an uncoiling machine, the steel roll is opened, and strip steel forwards penetrates a pinch roll; when the strip steel is pressed by the pinch roll, a drive device downwards presses the work rolls to the part, between the uncoiling machine and the pinch roll, of the strip steel; and when the tail of the innermost ring of the steel roll leaves the coiling block of the uncoiling machine, the drive device elevates the work rolls. The anti-rolling-fracture roll is reliable in structure and capable of absorbing vibration and impacts brought by wave shapes of fed materials, the rolling stability is guaranteed, and the surface quality and performance of the strip steel are improved.
Description
Technical field
The present invention relates to technical field of steel rolling, particularly to a kind of hot-rolled leveling unit anti-roll fracture roller and
Its using method.
Background technology
Hot-rolled leveling unit is the important supporting unit of hot rolling main line, and major function is to put down strip steel
Whole, bundling or rewinding.Wherein, smooth be using certain elongation percentage (usually 0.5%-4%) as
Controlling parameter, the strip steel (being cooled to less than 60 DEG C) after rolling line main to hot rolling rolls and cool down is carried out
Rolling.The purpose of skin pass rolling is elimination yield point elongation, expands moulding scope, improves processing characteristics；
Improve mechanical performance and the surface quality of strip steel；Eliminate or reduce turriform.
The equipment composition that the hot-rolled leveling unit of domestic each steel mill is concrete is not quite similar with device structure, but
Step rate, uncoiler, access device, planisher, coiling machine, upper volume dolly, coil stripping car etc. are
Basic equipment composition.In recent years, thin slab product exploitation dynamics increases, but by hot-rolled process itself
Restriction, the plate shape of Thin Specs (2.0mm and following) strip steel is difficult to preferably be controlled, and needs
The defects such as shape wave is big, plate shape is bad are improved by skin pass mill group.
In prior art, the anti-roll fracture roller anti-wear performance in skin pass mill group is poor, and structure is the most firm, opposing
Strip steel counteracting force limited in one's ability, it is impossible to overcome vibration and impact that supplied materials shape wave brings, cause band
The rolling fluctuation of steel, it is impossible to ensure surface quality and the performance of strip steel.
Summary of the invention
The invention provides a kind of hot-rolled leveling unit anti-roll fracture roller and using method thereof, solve or
It is poor that part solves the anti-wear performance of skin pass mill group in prior art, and structure is the most firm, supplied materials shape wave
The vibration brought and impact cause the rolling of strip steel to be fluctuated, it is impossible to ensure surface quality and the performance of strip steel
Technical problem, it is achieved that a kind of reliable anti-roll fracture roller of structure is provided, can effectively absorb supplied materials wave
Vibration that shape is brought and impact, it is ensured that rolling stability, improve strip surface quality and the technology of performance
Effect.
A kind of hot-rolled leveling unit anti-roll fracture roller that the present invention provides includes:
At least two support roller, are arranged side by side in two row, and are arranged on by the rotation of clutch shaft bearing assembly
On movable pedestal；
Working roll, is close to the lower section being arranged on two row described support roller, and described working roll passes through the second axle
Bearing assembly rotates and is arranged on described movable pedestal；The bearing block of described second bearing assembly is elastic
Bearing block；
Wherein, the bearing of described clutch shaft bearing assembly and the bearing of described second bearing assembly are self-lubricating
Bearing；Described movable pedestal is connected with driving means, and described driving means drives the described removable end
Seat and described working roll are depressed on the strip steel between uncoiler and pinch roll, or lift from described strip steel
Rise.
As preferably, described anti-roll fracture roller includes that 4 support roller, wherein 2 described support roller groups
Becoming string, another 2 described support rollers form another row；
Described support roller is the steel rider that diameter is identical with described working roll；The case hardness of described steel rider is
58-62HRC, hardness thickness 3～4mm.
As preferably, described clutch shaft bearing assembly also includes: bearing block, gland and end cap；
Described bearing block is bolted on described movable pedestal；
Described support roller is arranged in described bearing block by described self-lubricating bearing；
Described gland and described end cap are fixed with described bearing block and are connected.
As preferably, described elastic shaft bearing includes: wing-shaped bearing, a few font bearing, double end spiral shell
Post and spring；
Described wing-shaped bearing is bolted on described movable pedestal；
One end of described studs is fixing with described wing-shaped bearing to be connected, and the other end fixes connection one
Nut；Described spring housing is located on described studs, and bottom props up described nut；Described a few font
Bearing is pressed on described spring.
As preferably, described second bearing assembly also includes: gland and end cap；
Described working roll is arranged on described a few font bearing by described self-lubricating bearing；
Described gland and described end cap are fixed with described a few font bearings and are connected.
As preferably, described driving means includes: fixed frame, swing frame, lifting hydraulic cylinder,
Traversing hydraulic cylinder；
Described lifting hydraulic cylinder is connected with described fixed frame；
Described swing frame one end is hinged on described fixed frame, the hinged described raise-lower hydraulic of the other end
The outfan of cylinder；
Described traversing hydraulic cylinder is fixing with described swing frame to be connected；Described movable pedestal slides and arranges
On described swing frame；
The outfan of described traversing hydraulic cylinder is fixing with described movable pedestal to be connected, and can move described in driving
The most described swing frame sliding of dynamic base.
As preferably, described driving means also includes: control system, hydraulic valve, stretch out retract valve,
Pressure transducer and displacement transducer；
Described hydraulic valve is arranged on the fluid pressure line of described lifting hydraulic cylinder；
Described retract valve of stretching out is arranged on the fluid pressure line of described traversing hydraulic cylinder；
Described pressure transducer is for detecting the pressure between described working roll and described strip steel；
Institute's displacement sensors is for detecting the displacement of described movable pedestal；
Described control system and described hydraulic valve, stretch out retract valve, pressure transducer and displacement transducer
Connect.
The using method of a kind of hot-rolled leveling unit anti-roll fracture roller that the present invention provides, including following step
Rapid:
By the reel of rolling steel coil to uncoiler, open described coil of strip and strip steel is penetrated forward pinch roll；
After described strip steel is pushed down by described pinch roll, working roll is depressed into described uncoiling by driving means
On strip steel between machine and described pinch roll；Meanwhile, described driving means drives described work roll shifting
It is made to keep Tong Bu with described uncoiler；
When the afterbody of described coil of strip innermost circle leaves the reel of described uncoiler, described driving means will
Described working roll lifts.
As preferably, described driving means working roll is depressed into described uncoiler and described pinch roll it
Between strip steel on；Meanwhile, described driving means drives described work roll shifting to make itself and described uncoiler
Keep synchronizing；Including:
Control system opens hydraulic valve, and lifting hydraulic cylinder drives movable pedestal and described working roll to carry out
Pressing action；
Described control system is opened and is stretched out retract valve, movable pedestal described in traversing Driven by Hydraulic Cylinder and institute
Stating working roll and carry out traversing, the traversing holding of the traversing and described uncoiler of described working roll is Tong Bu；
Pressure transducer detects the force value after described working roll is pressed down, and displacement transducer detects described work
The shift value of roller.
As preferably, described control system regulates the aperture of described hydraulic valve, makes the described force value be
10～15bar；
Stretch out the aperture of retract valve described in the regulation of described control system, make the transverse moving speed of described working roll
Identical with the transverse moving speed of described uncoiler.
One or more technical schemes provided herein, at least have the following technical effect that or advantage:
1, due to have employed at least two support rollers by clutch shaft bearing assembly rotate be arranged on the removable end
On seat, working roll is close to be arranged on two lower sections being disbursed from the cost and expenses support roller, and is rotated by the second bearing assembly and set
Putting on movable pedestal, the strip steel that support roller has disperseed the working roll directly contacted with strip steel to bear is anti-
Active force, structure is the most reliable；The bearing of clutch shaft bearing group and the second bearing group all uses self-lubricating
Bearing, is not provided with axle envelope, and when can be prevented effectively from roller high speed rotating, common dry oil lubrication mode causes
Drier oil throw away, drop onto the problem that belt steel surface causes greasy dirt, quality not to conform to, be also avoided that at a high speed
The problem that axle envelope is melted by high temperature；Working roll uses elastic shaft bearing, during roller puts into, and bullet
Spring can effectively absorb vibration and the impact that supplied materials shape wave is brought, it is ensured that rolling stability, and structure more may be used
Lean on.So, efficiently solving the anti-wear performance of skin pass mill group in prior art poor, structure is the most firm
Technical problem, it is achieved that a kind of reliable anti-roll fracture roller of structure is provided, can effectively absorb supplied materials wave
Vibration that shape is brought and impact, it is ensured that rolling stability, improve strip surface quality and the technology of performance
Effect.
2, owing to have employed the pressing time rationally arranging working roll, it is ensured that almost the entire volume band steel capital is subject to
Arrive the depressing force of anti-roll fracture roller, form recurvation (radian original with coil of strip is in opposite direction), anti-
Only coil of strip is pulled off；Meanwhile, in building a production process, effective alleviation causes due to supplied materials shape wave
Rolling fluctuation；Traversing synchronization by controlling the traversing and uncoiler of anti-roll fracture roller, it is to avoid uncoiler is rolled up
The Relative friction between strip steel and working roll on cylinder causes strip steel to scratch.So, efficiently solve now
Vibration that the supplied materials shape wave of skin pass mill group in technology brings and impact is had to cause the rolling of strip steel to be fluctuated, nothing
Method ensures surface quality and the technical problem of performance of strip steel, it is achieved that be effectively improved thin gauge strip
The technique effect of skin pass rolling stability, surface quality and performance.
Accompanying drawing explanation
The hot-rolled leveling unit that Fig. 1 provides for the present invention and the configuration diagram of anti-roll fracture roller；
Fig. 2 is the front view of anti-roll fracture roller in Fig. 1；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the structural front view supporting roller and working roll in Fig. 1；
Fig. 5 is the left view of Fig. 4.
(in accompanying drawing each label represent parts be followed successively by: 1 fixed frame, 2 swing frames, 3 liters
Descending liquid cylinder pressure, 4 traversing hydraulic cylinders, 5 movable pedestals, 6 support rollers, 7 working rolls, 8 pinch rolls,
9 uncoilers, 10 coil of strips, 11 bearing blocks, 12 wing-shaped bearings, more than 13 font bearings, 14 from profit
Plain besring, 15 springs, 16 studs)
Detailed description of the invention
The embodiment of the present application provides a kind of hot-rolled leveling unit anti-roll fracture roller and using method thereof, solves
Determined or part to solve the anti-wear performance of skin pass mill group in prior art poor, structure is the most firm,
Vibration and impact that material shape wave is brought cause the rolling of strip steel to be fluctuated, it is impossible to ensure the surface quality of strip steel
Technical problem with performance, it is achieved that a kind of reliable anti-roll fracture roller of structure is provided, can effectively absorb
Vibration that supplied materials shape wave is brought and impact, it is ensured that rolling stability, improve strip surface quality and performance
Technique effect.
Seeing accompanying drawing 1 and 4, a kind of hot-rolled leveling unit anti-roll fracture roller that the present invention provides includes:
At least two support roller 6 and working roll 7.
At least two are supported roller 6 and are arranged side by side in two row, and are arranged on by the rotation of clutch shaft bearing assembly
On movable pedestal 5.Working roll 7 is close to be arranged on two lower sections being disbursed from the cost and expenses support roller 6, and working roll 7 leads to
Cross the second bearing assembly rotation to be arranged on movable pedestal 5；The bearing block of the second bearing assembly is bullet
Property bearing block.
Wherein, the bearing of clutch shaft bearing assembly and the bearing of the second bearing assembly are self-lubricating bearing 14；
Movable pedestal 5 is connected with driving means, and driving means drives movable pedestal 5 and working roll 7 times
It is pressed onto on the strip steel between uncoiler 9 and pinch roll 8, or lifts from strip steel.
Further, seeing attached Figure 4 and 5, anti-roll fracture roller includes that 4 support rollers 6, wherein 2
Root supports roller 6 and forms string, and another 2 support rollers 6 form another row；Support roller 6 and working roll 7
For the steel rider that diameter is identical；The case hardness of steel rider is 58-62HRC, hardness thickness 3～4mm, because of
The surface abrasion resistance of this working roll 7 and support roller 6 is good.The diameter of 5 rollers is close, it is ensured that support
There is no gap between roller 6 and working roll 7, otherwise can not effectively work.
Wherein, 4 support rollers 6 of anti-roll fracture roller, have disperseed the working roll 7 directly contacted with strip steel
The strip steel counteracting force born, structure is the most reliable；All use self-lubricating bearing 14, be not provided with axle
Envelope, when can be prevented effectively from roller high speed rotating, the drier oil that common dry oil lubrication mode causes throws away, drips
Fall the problem that belt steel surface causes greasy dirt, quality not to conform to, be also avoided that axle envelope is melted by high-speed and high-temperature
Problem.
Further, seeing accompanying drawing 2 and 3, clutch shaft bearing assembly also includes: bearing block 11, gland
And end cap；Bearing block 11 is bolted on movable pedestal 5；Support roller 6 and pass through self-lubricating
Bearing is arranged in bearing block 11；Gland and end cap are fixed with bearing block 11 and are connected.
Further, seeing accompanying drawing 2 and 3, elastic shaft bearing includes: wing-shaped bearing 12, a few word
Shape bearing 13, studs 16 and spring 15；Wing-shaped bearing 12 is bolted on removable
On base 5；One end of studs 16 is fixing with wing-shaped bearing 12 to be connected, and the other end is fixing even
Connect a nut；Spring 15 is set on studs 16, and bottom props up nut；A few font bearings 13
It is pressed on spring 15.
Wherein, working roll 7 uses elastic shaft bearing, during working roll 7 puts into, and spring 15
Can effectively absorb vibration and impact that supplied materials shape wave is brought, it is ensured that rolling stability, structure is the most reliable.
Further, the second bearing assembly also includes: gland and end cap；Working roll 7 passes through self-lubricating
Bearing 14 is arranged on a few font bearing 13；Gland and end cap are fixed with a few font bearings 13 and are connected.
Further, seeing accompanying drawing 1, driving means includes: fixed frame 1, swing frame 2, liter
Descending liquid cylinder pressure 3, traversing hydraulic cylinder 4；Lifting hydraulic cylinder 3 is connected with fixed frame 1；Swing frame 2
One end is hinged on fixed frame 1, the outfan of the hinged lifting hydraulic cylinder of the other end 3；Traversing hydraulic pressure
Cylinder 4 is fixing with swing frame 2 to be connected；Movable pedestal 5 is slidably arranged on swing frame 2；Horizontal
The outfan of shifting hydraulic cylinder 4 is fixing with movable pedestal 5 to be connected, and drives movable pedestal 5 relatively to put
Dynamic framework 2 sliding.
Further, driving means also includes: control system, hydraulic valve, stretch out retract valve, pressure
Sensor and displacement transducer；Hydraulic valve is arranged on the fluid pressure line of lifting hydraulic cylinder 3；Stretch out contracting
Return valve to be arranged on the fluid pressure line of traversing hydraulic cylinder 4；Pressure transducer be used for detecting working roll 7 with
Pressure between strip steel；Displacement transducer is for detecting the displacement of movable pedestal 5；Control system with
Hydraulic valve, stretch out retract valve, pressure transducer and displacement transducer connect.
The using method of a kind of hot-rolled leveling unit anti-roll fracture roller that the present invention provides, including following step
Rapid:
S1: by the reel of rolling steel coil to uncoiler 9, opens coil of strip being penetrated forward by strip steel and pinches
Roller 8.
S2: after strip steel is pushed down by pinch roll 8, working roll 7 is depressed into uncoiler 9 by driving means
And on the strip steel between pinch roll 8；Meanwhile, driving means drives that working roll 7 is traversing makes itself and uncoiling
Machine 9 keeps synchronizing；Specifically including: S201: control system opens hydraulic valve, lifting hydraulic cylinder 3 drives
Dynamic movable pedestal 5 and working roll 7 carry out pressing action.S202: control system is opened and is stretched out retract valve,
Traversing hydraulic cylinder 4 drives movable pedestal 5 and working roll 7 to carry out traversing, working roll 7 traversing with open
The traversing holding of volume machine 9 synchronizes, and is prevented effectively between the strip steel on uncoiler 9 reel and working roll 7
Relative friction cause strip steel to scratch.Force value after S203: pressure transducer 7 times pressures of detection working roll,
The shift value of displacement transducer detection working roll 7.
S3: when the afterbody of coil of strip innermost circle leaves the reel of uncoiler 9, driving means is by working roll 7
Lift.
Further, in working roll 7 work process, the control mode of anti-roll fracture roller is with anti-roll disconnected
The pressure differential splitting roller lifting hydraulic cylinder 3 rod chamber and rodless cavity is control object, is applied on strip steel
Pressure can be regulated by the opening degree of regulation hydraulic valve, the aperture of control system regulation hydraulic valve, makes
Force value is 10～15bar.
The aperture of retract valve is stretched out in control system regulation, makes transverse moving speed and the uncoiler 9 of working roll 7
Transverse moving speed is identical.The PI adjustment factor of anti-roll fracture roller is set to by control system: proportionality coefficient is
1.5～2.5, integral coefficient is 12～16, and dead band is 30～50, and the output upper limit is 1900～2000, under output
It is limited to-12～-8.Other control parameters of anti-roll fracture roller include that anti-roll fracture roller returns to the gain of middle position and is
35～45.
With embodiment, technical scheme is described in detail below in conjunction with the accompanying drawings.
Embodiment one
The structure of this hot-rolled leveling unit anti-roll fracture roller is:
4 support roller 6 and become, with 1 working roll 7, the word arrangement of falling product；Support roller 6 and working roll 7 is
Solid construction, diameter is 200mm, and hardness is 58HRC；Self-lubricating bearing 14 model
BS2-2214-2CS/VT134；Clutch shaft bearing assembly includes: the bearing block 11 of common form, self-lubricating
Bearing, gland, end cap, bolt.Clutch shaft bearing assembly includes: wing-shaped bearing 12, a few font prop up
Seat 13, self-lubricating bearing 14, end cap, bolt, studs 16, spring 15.The length of spring 15
Degree 102mm, external diameter 38mm, internal diameter 20mm.
Anti-roll fracture roller is installed between uncoiler 9 reel and entrance pinch roll 8.Wherein, in uncoiling
Arrange fixed frame 1, lifting hydraulic cylinder 3 and swing frame 2 on ground on the right side of machine 9 reel to install
On fixed frame 1.Between swing frame 2 and lifting hydraulic cylinder 3, swing frame 2 and fixed frame
Use hinged between frame 1.There is slideway on swing frame 2 and traversing hydraulic cylinder 4 is installed.Anti-roll fracture
Roller is arranged on movable pedestal 5, and movable pedestal 5 axially can move on the slideway of swing frame 2
Dynamic.
The using method of this hot-rolled leveling unit anti-roll fracture roller comprises the following steps:
S1: by the reel of rolling steel coil to uncoiler 9, opens coil of strip being penetrated forward by strip steel and pinches
Roller 8.Particularly as follows: the main rolling line of hot rolling roll and roll off the production line be cooled to 40 DEG C, thickness 1.6mm, kind be
The coil of strip of container plate, is threaded into uncoiler 9 reel, continues threading forward, when penetrating under entrance
Pinch roll 8 after being pushed down by top pinch roll, puts into anti-roll fracture roller, and strip steel advances to coiling machine
9, building a production, speed of production is 300m/min, puts into anti-roll fracture roller in production process always.
S2: after strip steel is pushed down by pinch roll 8, working roll 7 is depressed into uncoiler 9 by driving means
And on the strip steel between pinch roll 8；Meanwhile, driving means drives that working roll 7 is traversing makes itself and uncoiling
Machine 9 keeps synchronizing.Automated procedures control hydraulic valve, lifting hydraulic cylinder 3, and lifting hydraulic cylinder 3 carries
Dynamic swing frame 2 and then drive movable pedestal 5, the lifting of anti-roll fracture roller, depressing force is passed by pressure
Sensor detects.Control system controls hydraulic valve, traversing hydraulic cylinder 4, and traversing hydraulic cylinder 4 promotes and can move
Move base 5 and then drive anti-roll fracture roller so that it is transverse shifting on the slideway of swing frame 2, position
Move and detected by displacement transducer.
Control system emphasis arranges following parameter: with rod chamber and the pressure of rodless cavity of lifting hydraulic cylinder 3
Power difference is control object；The pressure being applied on strip steel is set to 10bar, the proportionality coefficient of anti-roll fracture roller
It is set to 2；Integral coefficient is 15；Dead band is 40；The output upper limit is 2000；Bottoming is-10；
It is 40 that anti-roll fracture roller returns to the gain of middle position；The opening degree stretching out retract valve of traversing hydraulic cylinder is
30%；The opening degree stretching out retract valve of uncoiler hydraulic cylinder is also 30%.
S3: when the afterbody of coil of strip innermost circle leaves uncoiler 9 reel, anti-roll fracture roller lifts.
By above-mentioned using method, before putting into anti-roll fracture roller, bottom pinch roll 8 becomes always with coil of strip
Line (really camber line), the original radian that batches of coil of strip exists the most always.Put into anti-roll disconnected
After splitting roller, coil of strip is by recurvation, and can buffer fluctuation, the stable rolling that coil of strip shape wave is brought.
Embodiment two
The structure of this hot-rolled leveling unit anti-roll fracture roller is:
4 support roller 6 and become, with 1 working roll 7, the word arrangement of falling product；Support roller 6 and working roll 7 is
Solid construction, diameter is 200mm, and hardness is 58HRC；Self-lubricating bearing 14 model
BS2-2214-2CS/VT134；Clutch shaft bearing assembly includes: the bearing block 11 of common form, self-lubricating
Bearing, gland, end cap, bolt.Clutch shaft bearing assembly includes: wing-shaped bearing 12, a few font prop up
Seat 13, self-lubricating bearing 14, end cap, bolt, studs 16, spring 15.The length of spring 15
Degree 102mm, external diameter 38mm, internal diameter 20mm.
Anti-roll fracture roller is installed between uncoiler 9 reel and entrance pinch roll 8.Wherein, in uncoiling
Arrange fixed frame 1, lifting hydraulic cylinder 3 and swing frame 2 on ground on the right side of machine 9 reel to install
On fixed frame 1.Between swing frame 2 and lifting hydraulic cylinder 3, swing frame 2 and fixed frame
Use hinged between frame 1.There is slideway on swing frame 2 and traversing hydraulic cylinder 4 is installed.Anti-roll fracture
Roller is arranged on movable pedestal 5, and movable pedestal 5 axially can move on the slideway of swing frame 2
Dynamic.
The using method of this hot-rolled leveling unit anti-roll fracture roller comprises the following steps:
S1: by the reel of rolling steel coil to uncoiler 9, opens coil of strip being penetrated forward by strip steel and pinches
Roller 8.Particularly as follows: the main rolling line of hot rolling roll and roll off the production line be cooled to 40 DEG C, thickness 1.6mm, kind be
The coil of strip of container plate, is threaded into uncoiler 9 reel, continues threading forward, when penetrating under entrance
Pinch roll 8 after being pushed down by top pinch roll, puts into anti-roll fracture roller, and strip steel advances to coiling machine
9, building a production, speed of production is 300m/min, puts into anti-roll fracture roller in production process always.
S2: after strip steel is pushed down by pinch roll 8, working roll 7 is depressed into uncoiler 9 by driving means
And on the strip steel between pinch roll 8；Meanwhile, driving means drives that working roll 7 is traversing makes itself and uncoiling
Machine 9 keeps synchronizing.Automated procedures control hydraulic valve, lifting hydraulic cylinder 3, and lifting hydraulic cylinder 3 carries
Dynamic swing frame 2 and then drive movable pedestal 5, the lifting of anti-roll fracture roller, depressing force is passed by pressure
Sensor detects.Control system controls hydraulic valve, traversing hydraulic cylinder 4, and traversing hydraulic cylinder 4 promotes and can move
Move base 5 and then drive anti-roll fracture roller so that it is transverse shifting on the slideway of swing frame 2, position
Move and detected by displacement transducer.
Control system emphasis arranges following parameter: with rod chamber and the pressure of rodless cavity of lifting hydraulic cylinder 3
Power difference is control object；The pressure being applied on strip steel is set to 11bar, the proportionality coefficient of anti-roll fracture roller
It is set to 1.6；Integral coefficient is 13；Dead band is 34；The output upper limit is 1980；Bottoming is-11；
It is 37 that anti-roll fracture roller returns to the gain of middle position；The opening degree stretching out retract valve of traversing hydraulic cylinder is
30%；The opening degree stretching out retract valve of uncoiler hydraulic cylinder is also 30%.
S3: when the afterbody of coil of strip innermost circle leaves uncoiler 9 reel, anti-roll fracture roller lifts.
By above-mentioned using method, before putting into anti-roll fracture roller, bottom pinch roll 8 becomes always with coil of strip
Line (really camber line), the original radian that batches of coil of strip exists the most always.Put into anti-roll disconnected
After splitting roller, coil of strip is by recurvation, and can buffer fluctuation, the stable rolling that coil of strip shape wave is brought.
Embodiment three
The structure of this hot-rolled leveling unit anti-roll fracture roller is:
4 support roller 6 and become, with 1 working roll 7, the word arrangement of falling product；Support roller 6 and working roll 7 is
Solid construction, diameter is 200mm, and hardness is 58HRC；Self-lubricating bearing 14 model
BS2-2214-2CS/VT134；Clutch shaft bearing assembly includes: the bearing block 11 of common form, self-lubricating
Bearing, gland, end cap, bolt.Clutch shaft bearing assembly includes: wing-shaped bearing 12, a few font prop up
Seat 13, self-lubricating bearing 14, end cap, bolt, studs 16, spring 15.The length of spring 15
Degree 102mm, external diameter 38mm, internal diameter 20mm.
Anti-roll fracture roller is installed between uncoiler 9 reel and entrance pinch roll 8.Wherein, in uncoiling
Arrange fixed frame 1, lifting hydraulic cylinder 3 and swing frame 2 on ground on the right side of machine 9 reel to install
On fixed frame 1.Between swing frame 2 and lifting hydraulic cylinder 3, swing frame 2 and fixed frame
Use hinged between frame 1.There is slideway on swing frame 2 and traversing hydraulic cylinder 4 is installed.Anti-roll fracture
Roller is arranged on movable pedestal 5, and movable pedestal 5 axially can move on the slideway of swing frame 2
Dynamic.
The using method of this hot-rolled leveling unit anti-roll fracture roller comprises the following steps:
S1: by the reel of rolling steel coil to uncoiler 9, opens coil of strip being penetrated forward by strip steel and pinches
Roller 8.Particularly as follows: the main rolling line of hot rolling roll and roll off the production line be cooled to 40 DEG C, thickness 1.8mm, kind be
The coil of strip of container plate, is threaded into uncoiler 9 reel, continues threading forward, when penetrating under entrance
Pinch roll 8 after being pushed down by top pinch roll, puts into anti-roll fracture roller, and strip steel advances to coiling machine
9, building a production, speed of production is 300m/min, puts into anti-roll fracture roller in production process always.
S2: after strip steel is pushed down by pinch roll 8, working roll 7 is depressed into uncoiler 9 by driving means
And on the strip steel between pinch roll 8；Meanwhile, driving means drives that working roll 7 is traversing makes itself and uncoiling
Machine 9 keeps synchronizing.Automated procedures control hydraulic valve, lifting hydraulic cylinder 3, and lifting hydraulic cylinder 3 carries
Dynamic swing frame 2 and then drive movable pedestal 5, the lifting of anti-roll fracture roller, depressing force is passed by pressure
Sensor detects.Control system controls hydraulic valve, traversing hydraulic cylinder 4, and traversing hydraulic cylinder 4 promotes and can move
Move base 5 and then drive anti-roll fracture roller so that it is transverse shifting on the slideway of swing frame 2, position
Move and detected by displacement transducer.
Control system emphasis arranges following parameter: with rod chamber and the pressure of rodless cavity of lifting hydraulic cylinder 3
Power difference is control object；The pressure being applied on strip steel is set to 12bar, the proportionality coefficient of anti-roll fracture roller
It is set to 1.7；Integral coefficient is 14；Dead band is 38；The output upper limit is 1950；Bottoming is-10；
It is 38 that anti-roll fracture roller returns to the gain of middle position；The opening degree stretching out retract valve of traversing hydraulic cylinder is
30%；The opening degree stretching out retract valve of uncoiler hydraulic cylinder is also 30%.
S3: when the afterbody of coil of strip innermost circle leaves uncoiler 9 reel, anti-roll fracture roller lifts.
By above-mentioned using method, before putting into anti-roll fracture roller, bottom pinch roll 8 becomes always with coil of strip
Line (really camber line), the original radian that batches of coil of strip exists the most always.Put into anti-roll disconnected
After splitting roller, coil of strip is by recurvation, and can buffer fluctuation, the stable rolling that coil of strip shape wave is brought.
Embodiment four
The structure of this hot-rolled leveling unit anti-roll fracture roller is:
4 support roller 6 and become, with 1 working roll 7, the word arrangement of falling product；Support roller 6 and working roll 7 is
Solid construction, diameter is 200mm, and hardness is 58HRC；Self-lubricating bearing 14 model
BS2-2214-2CS/VT134；Clutch shaft bearing assembly includes: the bearing block 11 of common form, self-lubricating
Bearing, gland, end cap, bolt.Clutch shaft bearing assembly includes: wing-shaped bearing 12, a few font prop up
Seat 13, self-lubricating bearing 14, end cap, bolt, studs 16, spring 15.The length of spring 15
Degree 102mm, external diameter 38mm, internal diameter 20mm.
Anti-roll fracture roller is installed between uncoiler 9 reel and entrance pinch roll 8.Wherein, in uncoiling
Arrange fixed frame 1, lifting hydraulic cylinder 3 and swing frame 2 on ground on the right side of machine 9 reel to install
On fixed frame 1.Between swing frame 2 and lifting hydraulic cylinder 3, swing frame 2 and fixed frame
Use hinged between frame 1.There is slideway on swing frame 2 and traversing hydraulic cylinder 4 is installed.Anti-roll fracture
Roller is arranged on movable pedestal 5, and movable pedestal 5 axially can move on the slideway of swing frame 2
Dynamic.
The using method of this hot-rolled leveling unit anti-roll fracture roller comprises the following steps:
S1: by the reel of rolling steel coil to uncoiler 9, opens coil of strip being penetrated forward by strip steel and pinches
Roller 8.Particularly as follows: the main rolling line of hot rolling roll and roll off the production line be cooled to 40 DEG C, thickness 1.7mm, kind be
The coil of strip of container plate, is threaded into uncoiler 9 reel, continues threading forward, when penetrating under entrance
Pinch roll 8 after being pushed down by top pinch roll, puts into anti-roll fracture roller, and strip steel advances to coiling machine
9, building a production, speed of production is 300m/min, puts into anti-roll fracture roller in production process always.
S2: after strip steel is pushed down by pinch roll 8, working roll 7 is depressed into uncoiler 9 by driving means
And on the strip steel between pinch roll 8；Meanwhile, driving means drives that working roll 7 is traversing makes itself and uncoiling
Machine 9 keeps synchronizing.Automated procedures control hydraulic valve, lifting hydraulic cylinder 3, and lifting hydraulic cylinder 3 carries
Dynamic swing frame 2 and then drive movable pedestal 5, the lifting of anti-roll fracture roller, depressing force is passed by pressure
Sensor detects.Control system controls hydraulic valve, traversing hydraulic cylinder 4, and traversing hydraulic cylinder 4 promotes and can move
Move base 5 and then drive anti-roll fracture roller so that it is transverse shifting on the slideway of swing frame 2, position
Move and detected by displacement transducer.
Control system emphasis arranges following parameter: with rod chamber and the pressure of rodless cavity of lifting hydraulic cylinder 3
Power difference is control object；The pressure being applied on strip steel is set to 14bar, the proportionality coefficient of anti-roll fracture roller
It is set to 2.2；Integral coefficient is 15；Dead band is 45；The output upper limit is 1920；Bottoming is-9；
It is 42 that anti-roll fracture roller returns to the gain of middle position；The opening degree stretching out retract valve of traversing hydraulic cylinder is
30%；The opening degree stretching out retract valve of uncoiler hydraulic cylinder is also 30%.
S3: when the afterbody of coil of strip innermost circle leaves uncoiler 9 reel, anti-roll fracture roller lifts.
By above-mentioned using method, before putting into anti-roll fracture roller, bottom pinch roll 8 becomes always with coil of strip
Line (really camber line), the original radian that batches of coil of strip exists the most always.Put into anti-roll disconnected
After splitting roller, coil of strip is by recurvation, and can buffer fluctuation, the stable rolling that coil of strip shape wave is brought.
Embodiment five
The structure of this hot-rolled leveling unit anti-roll fracture roller is:
4 support roller 6 and become, with 1 working roll 7, the word arrangement of falling product；Support roller 6 and working roll 7 is
Solid construction, diameter is 200mm, and hardness is 58HRC；Self-lubricating bearing 14 model
BS2-2214-2CS/VT134；Clutch shaft bearing assembly includes: the bearing block 11 of common form, self-lubricating
Bearing, gland, end cap, bolt.Clutch shaft bearing assembly includes: wing-shaped bearing 12, a few font prop up
Seat 13, self-lubricating bearing 14, end cap, bolt, studs 16, spring 15.The length of spring 15
Degree 102mm, external diameter 38mm, internal diameter 20mm.
Anti-roll fracture roller is installed between uncoiler 9 reel and entrance pinch roll 8.Wherein, in uncoiling
Arrange fixed frame 1, lifting hydraulic cylinder 3 and swing frame 2 on ground on the right side of machine 9 reel to install
On fixed frame 1.Between swing frame 2 and lifting hydraulic cylinder 3, swing frame 2 and fixed frame
Use hinged between frame 1.There is slideway on swing frame 2 and traversing hydraulic cylinder 4 is installed.Anti-roll fracture
Roller is arranged on movable pedestal 5, and movable pedestal 5 axially can move on the slideway of swing frame 2
Dynamic.
The using method of this hot-rolled leveling unit anti-roll fracture roller comprises the following steps:
S1: by the reel of rolling steel coil to uncoiler 9, opens coil of strip being penetrated forward by strip steel and pinches
Roller 8.Particularly as follows: the main rolling line of hot rolling roll and roll off the production line be cooled to 40 DEG C, thickness 1.9mm, kind be
The coil of strip of container plate, is threaded into uncoiler 9 reel, continues threading forward, when penetrating under entrance
Pinch roll 8 after being pushed down by top pinch roll, puts into anti-roll fracture roller, and strip steel advances to coiling machine
9, building a production, speed of production is 300m/min, puts into anti-roll fracture roller in production process always.
S2: after strip steel is pushed down by pinch roll 8, working roll 7 is depressed into uncoiler 9 by driving means
And on the strip steel between pinch roll 8；Meanwhile, driving means drives that working roll 7 is traversing makes itself and uncoiling
Machine 9 keeps synchronizing.Automated procedures control hydraulic valve, lifting hydraulic cylinder 3, and lifting hydraulic cylinder 3 carries
Dynamic swing frame 2 and then drive movable pedestal 5, the lifting of anti-roll fracture roller, depressing force is passed by pressure
Sensor detects.Control system controls hydraulic valve, traversing hydraulic cylinder 4, and traversing hydraulic cylinder 4 promotes and can move
Move base 5 and then drive anti-roll fracture roller so that it is transverse shifting on the slideway of swing frame 2, position
Move and detected by displacement transducer.
Control system emphasis arranges following parameter: with rod chamber and the pressure of rodless cavity of lifting hydraulic cylinder 3
Power difference is control object；The pressure being applied on strip steel is set to 14.5bar, the ratio system of anti-roll fracture roller
Number is set to 2.4；Integral coefficient is 16；Dead band is 48；The output upper limit is 1910；Bottoming is-8；
It is 44 that anti-roll fracture roller returns to the gain of middle position；The opening degree stretching out retract valve of traversing hydraulic cylinder is
30%；The opening degree stretching out retract valve of uncoiler hydraulic cylinder is also 30%.
S3: when the afterbody of coil of strip innermost circle leaves uncoiler 9 reel, anti-roll fracture roller lifts.
By above-mentioned using method, before putting into anti-roll fracture roller, bottom pinch roll 8 becomes always with coil of strip
Line (really camber line), the original radian that batches of coil of strip exists the most always.Put into anti-roll disconnected
After splitting roller, coil of strip is by recurvation, and can buffer fluctuation, the stable rolling that coil of strip shape wave is brought.
One or more technical schemes provided herein, at least have the following technical effect that or advantage:
1, due to have employed at least two support rollers 6 rotated by clutch shaft bearing assembly be arranged on removable
On base, working roll 7 is close to be arranged on two lower sections being disbursed from the cost and expenses support roller 6, and by the second bearing assembly
Rotation is arranged on movable pedestal 5, supports the working roll 7 that roller 6 has disperseed directly to contact with strip steel
The strip steel counteracting force born, structure is the most reliable；The bearing of clutch shaft bearing group and the second bearing group is complete
Portion uses self-lubricating bearing 14, is not provided with axle envelope, when can be prevented effectively from roller high speed rotating, commonly does
The drier oil that oil lubrication mode causes throws away, drops onto the problem that belt steel surface causes greasy dirt, quality not to conform to,
Also the problem that axle envelope is melted by high-speed and high-temperature it is avoided that；Working roll 7 uses elastic shaft bearing, in work
During roller 7 puts into, spring 15 can effectively absorb vibration and the impact that supplied materials shape wave is brought, it is ensured that rolls
Stability processed, structure is the most reliable.So, the wear-resisting of skin pass mill group in prior art is efficiently solved
Poor performance, the technical problem that structure consolidates not, it is achieved that a kind of reliable anti-roll fracture of structure is provided
Roller, can effectively absorb vibration and impact that supplied materials shape wave is brought, it is ensured that rolling stability, improves strip steel
Surface quality and the technique effect of performance.
2, owing to have employed the pressing time rationally arranging working roll 7, it is ensured that the almost entire volume band steel capital
Receive the depressing force of anti-roll fracture roller, form recurvation (radian original with coil of strip is in opposite direction),
Coil of strip is prevented to be pulled off；Meanwhile, in building a production process, effectively alleviate owing to supplied materials shape wave causes
Rolling fluctuation；Traversing synchronization by controlling the traversing and uncoiler 9 of anti-roll fracture roller, it is to avoid uncoiling
The Relative friction between strip steel and working roll 7 on machine 9 reel causes strip steel to scratch.So, effectively
Solve vibration that the supplied materials shape wave of skin pass mill group in prior art brings and impact causes the rolling of strip steel
Fluctuation, it is impossible to ensure surface quality and the technical problem of performance of strip steel, it is achieved that be effectively improved thin rule
The technique effect of skin pass rolling stability, surface quality and the performance of lattice strip steel.
Above-described detailed description of the invention, enters the purpose of the present invention, technical scheme and beneficial effect
Go further description, be it should be understood that the specific embodiment party that the foregoing is only the present invention
Formula, is not limited to the present invention, all within the spirit and principles in the present invention, that is done appoints
What amendment, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a hot-rolled leveling unit anti-roll fracture roller, it is characterised in that described anti-roll fracture roller includes:
At least two support roller, are arranged side by side in two row, and are arranged on by the rotation of clutch shaft bearing assembly
On movable pedestal；
Working roll, is close to the lower section being arranged on two row described support roller, and described working roll passes through the second axle
Bearing assembly rotates and is arranged on described movable pedestal；The bearing block of described second bearing assembly is elastic
Bearing block；
Wherein, the bearing of described clutch shaft bearing assembly and the bearing of described second bearing assembly are self-lubricating
Bearing；Described movable pedestal is connected with driving means, and described driving means drives the described removable end
Seat and described working roll are depressed on the strip steel between uncoiler and pinch roll, or lift from described strip steel
Rise.
Anti-roll fracture roller the most as claimed in claim 1, it is characterised in that
Described anti-roll fracture roller includes that 4 support roller, wherein 2 described support roller composition string, separately
2 described support rollers form another row；
Described support roller is the steel rider that diameter is identical with described working roll；The case hardness of described steel rider is
58-62HRC, hardness thickness 3～4mm.
Anti-roll fracture roller the most as claimed in claim 1, it is characterised in that
Described clutch shaft bearing assembly also includes: bearing block, gland and end cap；
Described bearing block is bolted on described movable pedestal；
Described support roller is arranged in described bearing block by described self-lubricating bearing；
Described gland and described end cap are fixed with described bearing block and are connected.
Anti-roll fracture roller the most as claimed in claim 1, it is characterised in that
Described elastic shaft bearing includes: wing-shaped bearing, a few font bearing, studs and spring；
Described wing-shaped bearing is bolted on described movable pedestal；
One end of described studs is fixing with described wing-shaped bearing to be connected, and the other end fixes connection one
Nut；Described spring housing is located on described studs, and bottom props up described nut；Described a few font
Bearing is pressed on described spring.
Anti-roll fracture roller the most as claimed in claim 1, it is characterised in that
Described second bearing assembly also includes: gland and end cap；
Described working roll is arranged on described a few font bearing by described self-lubricating bearing；
Described gland and described end cap are fixed with described a few font bearings and are connected.
Anti-roll fracture roller the most as claimed in claim 1, it is characterised in that
Described driving means includes: fixed frame, swing frame, lifting hydraulic cylinder, traversing hydraulic cylinder；
Described lifting hydraulic cylinder is connected with described fixed frame；
Described swing frame one end is hinged on described fixed frame, the hinged described raise-lower hydraulic of the other end
The outfan of cylinder；
Described traversing hydraulic cylinder is fixing with described swing frame to be connected；Described movable pedestal slides and arranges
On described swing frame；
The outfan of described traversing hydraulic cylinder is fixing with described movable pedestal to be connected, and can move described in driving
The most described swing frame sliding of dynamic base.
Anti-roll fracture roller the most as claimed in claim 6, it is characterised in that
Described driving means also includes: control system, hydraulic valve, stretch out retract valve, pressure transducer
And displacement transducer；
Described hydraulic valve is arranged on the fluid pressure line of described lifting hydraulic cylinder；
Described retract valve of stretching out is arranged on the fluid pressure line of described traversing hydraulic cylinder；
Described pressure transducer is for detecting the pressure between described working roll and described strip steel；
Institute's displacement sensors is for detecting the displacement of described movable pedestal；
Described control system and described hydraulic valve, stretch out retract valve, pressure transducer and displacement transducer
Connect.
8. a using method for hot-rolled leveling unit anti-roll fracture roller, described hot-rolled leveling unit is anti-roll
Fracture roller is the anti-roll fracture roller described in any one of claim 1～7, it is characterised in that include following
Step:
By the reel of rolling steel coil to uncoiler, open described coil of strip and strip steel is penetrated forward pinch roll；
After described strip steel is pushed down by described pinch roll, working roll is depressed into described uncoiling by driving means
On strip steel between machine and described pinch roll；Meanwhile, described driving means drives described work roll shifting
It is made to keep Tong Bu with described uncoiler；
When the afterbody of described coil of strip innermost circle leaves the reel of described uncoiler, described driving means will
Described working roll lifts.
9. the using method of hot-rolled leveling unit anti-roll fracture roller as claimed in claim 8, its feature
Being, working roll is depressed into the strip steel between described uncoiler and described pinch roll by described driving means
On；Meanwhile, described driving means drives described work roll shifting to make it keep Tong Bu with described uncoiler；
Including:
Control system opens hydraulic valve, and lifting hydraulic cylinder drives movable pedestal and described working roll to carry out
Pressing action；
Described control system is opened and is stretched out retract valve, movable pedestal described in traversing Driven by Hydraulic Cylinder and institute
Stating working roll and carry out traversing, the traversing holding of the traversing and described uncoiler of described working roll is Tong Bu；
Pressure transducer detects the force value after described working roll is pressed down, and displacement transducer detects described work
The shift value of roller.
10. the using method of hot-rolled leveling unit anti-roll fracture roller as claimed in claim 9, it is special
Levy and be,
Described control system regulates the aperture of described hydraulic valve, and making described force value is 10～15bar；
Stretch out the aperture of retract valve described in the regulation of described control system, make the transverse moving speed of described working roll
Identical with the transverse moving speed of described uncoiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610371361.6A CN106001177B (en) | 2016-05-30 | 2016-05-30 | A kind of anti-roll fracture roller of hot-rolled leveling unit and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610371361.6A CN106001177B (en) | 2016-05-30 | 2016-05-30 | A kind of anti-roll fracture roller of hot-rolled leveling unit and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106001177A true CN106001177A (en) | 2016-10-12 |
| CN106001177B CN106001177B (en) | 2018-10-16 |
Family
ID=57091469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610371361.6A Active CN106001177B (en) | 2016-05-30 | 2016-05-30 | A kind of anti-roll fracture roller of hot-rolled leveling unit and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106001177B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111604697A (en) * | 2020-05-31 | 2020-09-01 | 日照宝华新材料有限公司 | Control method for transverse folding defect of thin-specification low-carbon steel |
| CN113319120A (en) * | 2021-05-13 | 2021-08-31 | 安钢集团冷轧有限责任公司 | Method for treating overflow edge of cold rolling coiler |
| CN113941605A (en) * | 2021-10-14 | 2022-01-18 | 中冶南方工程技术有限公司 | Anti-tearing roller control method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050117783A (en) * | 2004-06-11 | 2005-12-15 | 신형운 | Iron plate feeder from coiled plate |
| CN2865896Y (en) * | 2006-02-24 | 2007-02-07 | 宝山钢铁股份有限公司 | Deep bending roller of three-roll uncoiler |
| KR100806775B1 (en) * | 2006-12-01 | 2008-02-28 | 주식회사 디엠씨테크 | Uncoiler of single type |
| CN201579305U (en) * | 2009-12-10 | 2010-09-15 | 中冶南方工程技术有限公司 | Deep roll-bending device capable of horizontally moving |
| CN203316518U (en) * | 2013-06-13 | 2013-12-04 | 无锡建发机器制造有限公司 | High-strength extra-thick wide hot rolling steel plate uncoiling device |
| CN103935723A (en) * | 2014-04-16 | 2014-07-23 | 攀钢集团工程技术有限公司 | Buffering type bearing seat |
-
2016
- 2016-05-30 CN CN201610371361.6A patent/CN106001177B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050117783A (en) * | 2004-06-11 | 2005-12-15 | 신형운 | Iron plate feeder from coiled plate |
| CN2865896Y (en) * | 2006-02-24 | 2007-02-07 | 宝山钢铁股份有限公司 | Deep bending roller of three-roll uncoiler |
| KR100806775B1 (en) * | 2006-12-01 | 2008-02-28 | 주식회사 디엠씨테크 | Uncoiler of single type |
| CN201579305U (en) * | 2009-12-10 | 2010-09-15 | 中冶南方工程技术有限公司 | Deep roll-bending device capable of horizontally moving |
| CN203316518U (en) * | 2013-06-13 | 2013-12-04 | 无锡建发机器制造有限公司 | High-strength extra-thick wide hot rolling steel plate uncoiling device |
| CN103935723A (en) * | 2014-04-16 | 2014-07-23 | 攀钢集团工程技术有限公司 | Buffering type bearing seat |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111604697A (en) * | 2020-05-31 | 2020-09-01 | 日照宝华新材料有限公司 | Control method for transverse folding defect of thin-specification low-carbon steel |
| CN111604697B (en) * | 2020-05-31 | 2021-05-14 | 日照宝华新材料有限公司 | Control method for transverse folding defect of thin-specification low-carbon steel |
| CN113319120A (en) * | 2021-05-13 | 2021-08-31 | 安钢集团冷轧有限责任公司 | Method for treating overflow edge of cold rolling coiler |
| CN113319120B (en) * | 2021-05-13 | 2023-03-10 | 安钢集团冷轧有限责任公司 | Method for treating overflow edge of cold rolling coiler |
| CN113941605A (en) * | 2021-10-14 | 2022-01-18 | 中冶南方工程技术有限公司 | Anti-tearing roller control method |
| CN113941605B (en) * | 2021-10-14 | 2023-10-27 | 中冶南方工程技术有限公司 | Tear-resistant roller control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106001177B (en) | 2018-10-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106001177A (en) | Anti-rolling-fracture roller of hot rolling temper mill and application method of anti-rolling-fracture roller | |
| CN101947579A (en) | Side brackets of curve down type coiling machine | |
| CN101676041B (en) | 20-roll rolling mill comprising upper and lower splitting integrated roll box and method for replacing rolls thereof | |
| CN105057365B (en) | A kind of control method preventing strip steel finish rolling whipping | |
| CN104128391A (en) | Method and device for preventing belt steel from being scratched in process of leveling by leveler | |
| CN1636643B (en) | Machine for straightening metal bands | |
| CN208326839U (en) | A kind of PVC label winding tension control device | |
| CN201150958Y (en) | Hot continuous rolling-reeling machine connecting-rod plunger type drum | |
| CN205519071U (en) | Straightening mechanism of high strength alloy tie | |
| CN103433297B (en) | Tension stable control device for skin pass mill | |
| CN106140822A (en) | The position feedback device of a kind of multi-roll mill working roll and position feedback control method thereof | |
| CN202824235U (en) | Clamping device of recoiling machine of hot rolled plate strip mill | |
| CN205869107U (en) | Passive decoiler device of double drum | |
| MXPA04011812A (en) | Device for influencing in a controlled manner the load pressure of pressure rollers. | |
| JP6064673B2 (en) | Apparatus and method for producing a differential thickness steel sheet having a thickness difference in the sheet width direction by a partial rolling method | |
| CN205110352U (en) | Wide strip production device in full continuous type | |
| CN203124430U (en) | Single-roll deviation correcting device with fixed hinged points | |
| CN107379380A (en) | Intersect wheel can just counter regulation calender | |
| CN106001207A (en) | Large three-roller plate rolling machine | |
| CN220371933U (en) | Belt winding aid for strip steel | |
| CN102802823A (en) | Tube rolling plant | |
| CN203184356U (en) | Hydraulic coreless rolling machine | |
| CN220516024U (en) | Continuous production line for dual-material composite sucker rod body | |
| CN106040798A (en) | Symmetrical three-roller rolling machine | |
| US20150283591A1 (en) | Positioning drive shaft support for roller leveler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |