CN107206441A - With the replaceable tandem rolling formula rolling machine frame for seamless pipe for being laterally guided equipment - Google Patents
With the replaceable tandem rolling formula rolling machine frame for seamless pipe for being laterally guided equipment Download PDFInfo
- Publication number
- CN107206441A CN107206441A CN201680009137.0A CN201680009137A CN107206441A CN 107206441 A CN107206441 A CN 107206441A CN 201680009137 A CN201680009137 A CN 201680009137A CN 107206441 A CN107206441 A CN 107206441A
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- China
- Prior art keywords
- guide shoe
- rotatable
- machine frame
- rolling machine
- keeper
- Prior art date
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- 238000005096 rolling process Methods 0.000 title claims abstract description 100
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 238000003801 milling Methods 0.000 claims description 21
- 230000033001 locomotion Effects 0.000 claims description 16
- 238000005299 abrasion Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 11
- 239000000110 cooling liquid Substances 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 208000036829 Device dislocation Diseases 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/06—Rolling hollow basic material, e.g. Assel mills
- B21B19/10—Finishing, e.g. smoothing, sizing, reeling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
- B21B38/08—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring roll-force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
Abstract
A kind of rolling machine frame, it has two rolls 3,4 with oblique axis, the rolling machine frame includes two rotatable turntables 10,11, this two rotatable turntables 10,11 can be entered by motor 40,40 ' rotates and can be only parked in fixed position, and fixed lateral guiding piece 6,7 and the rotatable disk 50,51 that is laterally guided need to be bonded on this two rotatable turntables 10,11 in interchangeable mode according to operation.Fixed lateral guiding piece has compulsory circulative cooling loop.
Description
Invention field
The field of the invention is manufactured using tandem rolling formula rolling machine frame (cross-rolling rolling stand)
Seamless rolled pipe (seamless rolled pipes).
Background technology
The mill operation of seamless pipe is carried out with multiple steps, including perforation step, milling step (are also defined as finishing work step
Suddenly the calibration steps of the final diameter) and needed for for calibrating to.
Some or all of these steps (are also referred to as by the rolling machine frame with the working roll with oblique axis
Skew rolling mill (oblique rolling mill)) carry out.Working roll in these rolling machine frames produces quilt by screw
The feeding of the main body of rolling.Skew rolling mill, also referred to as cross rolling mill (cross rolling mill), typically with two or
The single chassis type of three working rolls.
Treat that rolled workpiece can be solid into milling train, i.e., it can be blank, and in this case,
Milling train is punch (perforator)；Or processed material is prepunched hollow body, and in such case
Under, rolling machine frame is referred to as elongator (elongator).
In the case of the rolling machine frame of the roller with two with oblique axis, preferred arrangement was roller in past 20 years
In the vertical direction one is generally arranged on another.In this case, two are always flatly set laterally
Equipment (lateral guide devices) is guided, the equipment tends to accommodate the expansion of rolled main body, i.e., in roll mill
Change between the entrance and exit of frame in outer diameter.
Past, the most common equipment that is laterally guided was fixed type, and referred to as Guide shoe (shoe guides), it is into
Shape sliding part, treats that rolled material slides on.Recently, motor-driven guiding disk, which has been used for being made being laterally guided, sets
Standby, due to its big diameter, therefore it has big volume.For example this is described in open US3845646 and US4387584
The scheme for being laterally guided part of type.
Be laterally guided two kinds of in part, provide all the time make guiding equipment along radial direction close to milling axis and
Move away from the function of milling axis.In rolling machine frame in some cases, it is same provide be laterally guided part also along parallel to
The regulation of the longitudinal direction of milling axis and the regulation along vertical direction.
The known lateral guiding piece of fixation having on turntable (turret) of rolling machine frame, rotatable 180 ° of turntable,
So that once fixed guide is worn and torn, it is allowed to which the fixed guide reaches displacement position and allows to bring into new guiding piece simultaneously
Operating position.
It is laterally guided part with fixed or is made up of rotatable guiding disk (especially described in GB1441472A)
These scheme neither ones of frame really meet all demands in market, therefore feel to need to improve to have to carry oblique axis
Working roll rolling machine frame versatility.
Summary of the invention
The main object of the present invention is to provide a kind of rolling machine frame, and there are the rolling machine frame two to have oblique axis
Roller, the rolling machine frame is general and flexible in its operation and with the maintenance cost of reduction.
The purpose by it is according to claim 1 be used to rolling the rolling machine frame of seamless pipe realize, the roll mill
Frame define horizontal milling axis R and including：
Two working rolls, it has oblique axis and is arranged to one on another,
Two are laterally guided part, and it is used to treat rolled workpiece, and this two are laterally guided part in the specific first rolling
It is two fixed Guide shoes in operation, and is two rotatable guiding disks in specific second mill operation, this two
Individual rotatable guiding disk is rotatable around vertical axis, and two each being laterally guided in part are arranged in milling axis
At R side,
Two motors, it is used for the rotary motion for producing two rotatable guiding disks,
Two rotatable turntables, it is rotatable around its vertical axis, and two rotatable turntables are used for fixed
Position is laterally guided part, and two rotatable turntables include connector and transmission device, and connector is used for the guiding being fastened and fixed
Watt and be alternatively used to fasten rotatable guiding disk, transmission device is used to the rotary motion produced by motor being delivered to two
Individual rotatable guiding disk,
At least two fastenings stop stop, and it is used to fixed Guide shoe being fastened on operating position,
To allow can be revolved using fixed Guide shoe and use within each period of the operation lifetime of rolling machine frame
The guiding disk turned carries out mill operation.
According to another aspect of the present invention, above-mentioned purpose by it is a kind of replace rolling machine frame be laterally guided the method for part come
Realize, wherein the rolling machine frame of the present invention is provided, two Guide shoes with one or more Guide shoes fixed accordingly
Keeper is arranged on the rolling machine frame, and this method comprises the following steps：
- two rotatable turntables are moved away from into working position together with two Guide shoe keepers and fixed Guide shoe
Put,
- automatically disconnect the cooling circuit pipeline of Guide shoe keeper from rotatable turntable, and removed from rolling machine frame
Guide shoe keeper,
- transport two rotatable guiding disks towards rolling machine frame,
- rotatable guiding disk is hooked on rotatable turntable, release locking brake makes it resist rotatable turn
The rotation of platform, engages the transmission device of the motion from motor,
- make rotatable guiding disk close to rolling position.
By the combination of the feature of the present invention, favourable outcome is to install rotatable turntable so as to more easily and faster
Guide shoe is replaced fastly, and to cool down Guide shoe keeper component by closed-loop path, Guide shoe is in itself with removable side
Formula is fastened to the Guide shoe keeper component.
The continuous or otherwise controlled cooling of Guide shoe keeper improves the durability of Guide shoe, is lacking
In the case of cooling, Guide shoe typically lasts for that obvious abrasion, fire cracks or fracture will be shown after hundreds of workpiece.
The versatility of the rolling machine frame of the present invention allows to obtain a greater variety of rolled products using same frame, because
It can be used for various operating conditions.Fixed Guide shoe improves material to be rolled relative to the advantage of the guiding piece of rotation
Pardon (containment), and improve cylinder form of the rolling main body in milling train exit.On the other hand, use
The shortcoming of fixed Guide shoe is shorter relative to the durability of rotatable guiding disk, and needs compensation due to Guide shoe week
Phase property close to milling axis abrasion, therefore under some operating conditions preferably by being consolidated with quick and shirtsleeve operation displacement
Fixed guiding piece uses lateral rotatable guiding disk.
Used it is evident that this system is non-normal open, therefore allow to treat the excellent of rolled product for each type
Change scheme.In addition, it is the scheme for the rolling machine frame that can be applied to rolling perforation workpiece and solid workpiece, i.e., as perforation frame
And it is used as elongator or finishing frame.
(cooling water is provided further, since it need not provide cooling water onto Guide shoe to Guide shoe right and wrong usually
The way seen), therefore the cooling of material to be rolled is reduced by the way that rolled material is maintained at into the temperature more than 1000 DEG C,
This is conducive to continuous mill operation completely.
Dependent claims mention the preferred embodiment of the present invention.
Brief description
According to according to the present invention by means of accompanying drawing with non-limiting example shown in rolling machine frame preferred but non-row
The detailed description of the embodiment of his property, other feature and advantage of the invention will become apparent, in the accompanying drawings：
Fig. 1 is depicted according to the present invention before the first rolling machine frame for operating configuration is on milling axis direction
View；
Fig. 2 depicts the front view of the details of the rolling machine frame in Fig. 1；
Fig. 3 is depicted at the top view of the details of the rolling machine frame in Fig. 1 of the first operating position；
Fig. 4 is depicted at the top view of the other details of the rolling machine frame in Fig. 1 of the second operating position；
Fig. 5 depicts the plan of the details of the rolling machine frame in Fig. 1；
Fig. 6 depicts the front view of the decomposition details of the amplification of the rolling machine frame in Fig. 1；
Fig. 7 depicts profile of the rolling machine frame on the perpendicular parallel to milling axis in Fig. 1；
Fig. 8 depicts the axial section along perpendicular of the details of the rolling machine frame in Fig. 1；
Fig. 9 depicts the side view of the details in Fig. 8；
Figure 10 depicts the axial section along perpendicular of the other details of the rolling machine frame in Fig. 1；
Figure 11 is depicted according to the rolling machine frame in the second operation configuration of the invention on milling axis direction
Front view；
Figure 12 depicts the side view of the frame in Figure 11；
Figure 13 depicts the plan of the frame in Figure 11；
Figure 14 is depicted according to the present invention in the rolling machine frame for preparing the rotatable configuration for being laterally guided disk of replacing
The front view on milling axis direction；
Figure 15 depicts the plan of the frame in Figure 14；
Figure 16 is depicted is fixed the structure that lateral guiding piece is replaced according to the rotatable disk that is laterally guided that is in of the present invention
The front view on milling axis direction of the rolling machine frame of type；
Figure 17 depicts the plan of the frame in Figure 16；
Figure 18, which is depicted, to be inserted into according to the present invention in fixed lateral guiding piece and before operating position is reached
The front view on milling axis direction of the rolling machine frame of configuration；
Figure 19 depicts the plan of the frame in Figure 18；
Identical mark corresponds to identical element or part in accompanying drawing.
The detailed description of the embodiment of invention
With specific reference to accompanying drawing, roll line R is defined according to the rolling machine frame 1 of the present invention, roll line R and space coordinate X, Y,
Axis Y in Z cartesian coordinate system is overlapped.Rolling machine frame includes framework 2, also referred to as two of Guide shoe 6,7 and laterally drawn
Guiding element, framework 2 includes two vertical working rolls 3,4 (being arranged in above and below milling axis R), treats rolled element
5 pass through between the working roll 3,4.Two Guide shoes 6,7 are fastened on two corresponding Guide shoe keepers 8,9, this two
Guide shoe keeper 8,9 is separately mounted on rotatable turntable 10,11.Fig. 3 shows rotatable turntable 10, and this is rotatable
Turntable 10 allow Guide shoe keeper 8 to be rotated around vertical axis in centre position towards displacement position, in the centre position,
Two Guide shoes 6 and 6 ' are fastened to the Guide shoe keeper 8.In order to be replaced after the abrasion of Guide shoe 6, it is arranged to
Included from Guide shoe 6 and treat that its operating position of rolled element 5 removes Guide shoe 6, and by bringing Guide shoe 6 into replacing
Replaced with displacement position with the second standby Guide shoe 6 '.This occurs by making Guide shoe keeper 8 rotate 180 °, with
Just after rotatable turntable 10 to be moved radially away to its operating position, Guide shoe 6 ' is pressed against and treats rolled member
Part 5 is positioned at operating position.
The structure including rotatable turntable 10, Guide shoe keeper 8 and other auxiliary elements is supported by pedestal 12, base
Seat 12 has three degree of freedom, it is necessary to which three degree of freedom is to allow the Guide shoe 6 in Guide shoe keeper 8 and operation along side
Perform movement to be positioned on suitable stability region (resting zone) to X, Y, Z.
Similarly, pedestal 13 allows to include the second structure of rotatable turntable 11 and Guide shoe keeper 9 along direction
X, Y, Z are moved.Rotatable turntable 11 allows Guide shoe keeper 9 to perform above with respect to identical described in Guide shoe keeper 8
Function.Fig. 4 shows the Guide shoe keeper 9 in its operating position.Guide shoe keeper 9 need not in more detail be entered
One step is described, because it is fully equivalent to the description of Guide shoe keeper 8, and this is obvious for those skilled in the art
's.
With particular reference to Fig. 7, movement of the pedestal 13 along three axis Xs, Y, Z is due to two institutes of sliding guide 14 and 15
Caused, two sliding guides 14 are arranged to " V " type configuration as relative clinoplain with 15.Drawn by control
The mutual alignment of the plane of guiding element 14 and 15, Guide shoe 7 can perform required movement on three direction in spaces.The edge of pedestal 13
The slip for axis X (axis of the plane i.e. in Fig. 7) is by making the surface of guiding piece 14 and 15 be slided along direction X
Move to realize.The executable stroke along axis X of pedestal 13 is sizable, in 150mm scope.This stroke be
Operational stroke during rolling, and pedestal 13 and all parts for being carried by it can slide much bigger stroke, this allows to draw
Guide shoe keeper 9 away from roll line R move make its from frame depart from needed for amount, such as below mistake from opposed side change to guiding piece
Explained in the explanation of journey.
Two locking pieces (locks) 16,17 of two inclined sides with carrying guiding piece 14 and 15 or only stop
(blocks) can be close each other or mobile parallel to axis Y by the effect of two corresponding jack (jacks) 18,19
Away from each other.Thus, the structure for including Guide shoe keeper 9 and rotatable turntable 11 is made to perform along direction Z (i.e. attached
In figure upwards) and along direction Y (i.e. along rolling direction) movement be possible.Resulting Guide shoe 7 is along direction Z's
It is mobile that there is limited stroke, i.e., about +/- 12mm.This upward vertical shift is locked two by using jack 18,19
Part 16,17 is pushed to each other realize along the direction of convergence, and vertical shift is by making two locking pieces 16,17 away from that downwards
This moves and occurred.By along the direction actuating jack 18 and 19 parallel to axis Y, realizing carrying Guide shoe keeper 9
With the structure the moving along the direction parallel to axis Y of rotatable turntable 11.Permit on the direction parallel to axis Y
Perhaps stroke is about +/- 50mm.
Because the second pedestal 12 and pedestal 13 with its part carried are essentially equal and symmetrical, therefore the second pedestal 12
Movement to be realized with mode identical mode as described above.
Advantageously, two Guide shoe keepers 8,9 are provided with follows for cooling down the pressure liquid of Guide shoe 6,6 ' and 7,7 '
Loop back path, is described only for 8 pairs of loops of Guide shoe keeper now, another Guide shoe keeper 9 have relative to
Milling axis R it is essentially equal and it is symmetrical constitute.Each Guide shoe 6,6 ' is provided with the delivery tube and cooling liquid of cooling liquid
Delivery pipe, cooling liquid is usually water, although being not precluded within other liquid used in the art.Therefore, for peace
, there are at least two pipes on Guide shoe keeper 8 in all Guide shoes on Guide shoe keeper 8.In this case,
Guide shoe keeper 8 has four pipes 20,21,22,23, because being provided with two Guide shoes 6,6' on Guide shoe keeper 8.
Obviously, if Guide shoe keeper has a more than two Guide shoe, such as three Guide shoes, then the quantity of pipeline will be six.
It is this be used for example in the case of, for Guide shoe 6, there is pipe 20 and pipe 23, pipe 20 brings cold water, pipe 23 in cold water
Hot water is discharged after Guide shoe 6 is cooled down.
Guide shoe keeper 8 includes two fastening units 24,25 or only stop, and one of them shows in fig. 1 and 2,
And the first fastening unit is hidden in the drawings.Similarly, Guide shoe keeper 9 has two anti-rotational units 26,27,
Wherein figure 7 illustrates and the second anti-rotational unit is shown unit 26 in Fig. 1, Fig. 2 and Fig. 7.Anti-rotational unit 26,27 exists
Illustrated in greater detail in Fig. 8, Fig. 9, Figure 10.The function of these anti-rotational units is operated during being held in rolling in given time
Guide shoe 7 be in the contact position of element 5 and produce the reaction force of resistance rotation torque, the rotation torque is by rolling
Pressure contact of the Guide shoe 7 on the element 5 being rolled is produced during system.
In fig. 8 with the section on perpendicular and the anti-rotational unit 26 that is shown specifically in fig .9 with side view is wrapped
Outside cylinder 28 is included, the outside cylinder 28 includes the sliding plunger 29 of hydraulic control wherein.Piston 29 is cold for making comprising pipeline
But liquid passes through wherein.When anti-rotational unit 26 is in the operating position that it engages Guide shoe keeper 9, anti-rotational unit
26 rise piston 29 to engage and be quite analogous to above with respect to the pipeline 20,21,22,23 described in Guide shoe keeper 9
The pipeline of a connection in pipeline.Switch is provided on cooling liquid delivery apparatus in anti-rotational unit 24,25,26,27
Valve, to avoid the leakage of the water during Guide shoe keeper 8 and 9 is moved, the movement of Guide shoe keeper 8 and 9 is used for peace
Another new Guide shoe on same Guide shoe replaces the Guide shoe of abrasion, or for using lateral rotating guide
50th, 51 Guide shoe keeper is replaced, as described below.Obviously, switch valve is only only parked in behaviour in Guide shoe keeper 8,9
Opened when making in position, and in other cases, switch valve is in the close position.
When performing the replacement operator of one in Guide shoe, for example, with being arranged on standby drawing on Guide shoe keeper 9
Guide shoe 7 ' is replaced during Guide shoe 7, the piston 29 of anti-rotational unit 26 is reduced by activating hydraulic control circuit and anti-rotational
The piston 29 ' of unit 27, to depart from cooling liquid pipeline and make to the path of Guide shoe keeper 9 without constraint, is thus guided
Watt keeper 9 can rotate and make the position of Guide shoe 7 of abrasion and drawing newly around the vertical axis of rotatable turntable 11
Guide shoe 7 ' it is out of position.
When Guide shoe keeper 9 has performed its 180 ° rotation and Guide shoe 7 ' has arrived at it at element 5
During operating position, piston 29 and 29 ' is raised to be protected so that Guide shoe keeper 9 to be only parked in its new position and engage Guide shoe
The corresponding support of gripping member 9 stops the cooling liquid pipeline in stop 38 ' and 38 ".
It is arranged in anti-rotational on the side for not producing reaction force to the moment of torsion produced by rolling of Guide shoe keeper 9
Unit 26 (the anti-rotational unit that the downstream of Guide shoe keeper is arranged in when considering rolling direction) is at the end of piston 29
There is tabular surface 30, the tabular surface 30 is tilted relative to vertical direction, to compensate in piston 29 and Guide shoe keeper 9 at portion
Between the gap that produces because the moment of torsion acted on such side on Guide shoe keeper tends to produce distance.Incline
Support of the inclined-plane 30 with being arranged in Guide shoe keeper 9 stops the corresponding inclined plane on stop 38' and matched.If in the rolling phase
Between due to gap increase and between contact surface produce separation, then piston 29 is raised and recovers connecing between inclined plane
Touch.
Rotated about the axis thereof in order to ensure piston 29 does not enclose, and thereby, it is ensured that face 30 does not lose itself and Guide shoe keeper
Main body on corresponding inclined plane coplanarity, be provided with the Anti rotation device of piston 29, the Anti rotation device with locking spiral shell
Nail 39 is made, and the Anti rotation device prevents piston 29 from surrounding the rotation of its axis, while allowing sliding axially for piston 29.
The anti-rotational unit 27 for being arranged in the upstream of Guide shoe keeper is quite analogous to unit 26, and wherein cylinder 28 ' is wrapped
Hydraulic piston 29 ' is included, but does not have inclination contact plane in the medial end portions of hydraulic piston 29 ', this unit is resisted to produce
By unit of the Guide shoe 7 with the reaction force for treating the moment of torsion that the contact between rolled object 5 is produced.
Equally in this case, the Anti rotation device of piston 29 ' is provided with, the Anti rotation device lock screw 39 '
It is made, the lock screw 39 ' prevents piston 29 ' encloses in cylinder 28 ' from rotating about the axis thereof.
Here what is had been described above is the rolling machine frame 1 when fixed Guide shoe is arranged on rolling machine frame 1.According to this hair
Bright, rolling machine frame 1 can also be used and is laterally guided part by what rotatable guiding disk was constituted and performed mill operation, therefore in rolling
The miscellaneous part for the operation for contributing to it in the different pattern is additionally provided with frame 1.
Rolling machine frame 1 includes motor 40 and deceleration unit 41, and deceleration unit 41, which is used to slow down, to be delivered to by motor 40 and can revolved
The motion of the turntable 10 turned.When fixed when being laterally guided part or Guide shoe on rolling machine frame 1, motor 40 can not supplied
Power and deceleration unit 41 is only stopped, to help against due to acting on the power on Guide shoe keeper 8 during rolling and
It is output to the moment of torsion on rotatable turntable 10.
It need not repeat to the description including Guide shoe keeper 9 and the second structure of rotatable turntable 11, because its
Being quite analogous in its components and functionality includes the above-mentioned first structure of rotatable turntable 10, and relative to milling axis
R and above-mentioned first structure are symmetrical.
Rotatable turntable 10 can carry Guide shoe keeper 8, prevent the rotation in aforesaid operations pattern, and go back
It can operate in this second mode of operation, in this second mode of operation, rotatable guiding disk 50 is arranged on rotatable turntable
On 10, rotatable guiding disk causes rotation by motor 40 by deceleration unit 41.Due to the tangential speed of the outer surface of guiding disk
Degree can be about twice of the feed speed of rolled workpiece, so being related to sizable rotational value.Equally in this case,
Rotatable turntable 11 and rotatable guiding disk 51 are disposed in part therein in the way of with aforesaid way all fours
Formed, the description of the part is not repeated.
By means of Figure 11 to Figure 19, it is laterally guided part with fixed and is replaced the rotatable operation for being laterally guided disk with such as
Lower described mode occurs, and only includes understanding the mark of the element needed for replacement operator in these accompanying drawings.
Three views in Figure 11, Figure 12, Figure 13 show the rolling for being provided with lateral rotatable guiding disk 50,51
The operating position of frame 1.Two motors 40,40 ' are engaged, and transmit motion to two phases by deceleration unit 41,42
The guiding disk 50,51 answered.Guided when two disks 50, the Guide shoe 6 of fixation on 51 Guide shoe keepers 8 and 9 to be installed in,
During 7 displacement, this two guiding disks 50,51 must be stopped and if necessary, cooled.With being mounted above
Rotatable guiding disk 50,51 frame 1 operation during, four anti-rotational units 24,25,26,27 make piston 29,29 '
(and unshowned in the accompanying drawings other two) are reduced to the position for the volume for not interfering rotatable guiding disk.
As in Figure 14 and Figure 15 it can be seen that, with rotatable guiding disk 50,51 and with integrated its of pedestal 12 and 13
The pedestal 12 and 13 of his part is caused the direction slip along arrow X1, X2, therefore by two guiding disk 50,51 positioning to certainly
By position, so that (such as crane) captures this two guiding disks 50,51 in an appropriate manner, and to carry it to maintenance
Region or another appropriate region.
The position of the rolling machine frame 1 shown in Figure 16 and Figure 17 shows the withdrawn position of guiding disk 50,51 and by two
Guide shoe keeper 8,9 towards frame transport the step of.Anti-rotational unit 24,25,26,27 stills remain in reduction position.Draw
Guide shoe keeper 8,9 is transported and is inserted into corresponding turntable towards frame, and rotatable guiding disk 50,51 is by suitable
Mode (such as overhead crane) be pulled away.In the configuration, deceleration unit 41,42 is only stopped, because not moving from motor
40th, 40 ' it is passed.Anti-rotational unit 24,25,26,27 is raised to the latched position of two Guide shoe keepers 8,9, and
Cooling circuit is connected, as described above.
Figure 18 and Figure 19 show the rolling machine frame 1 with Guide shoe keeper 8,9, and the Guide shoe keeper 8,9 is drawing
Guide shoe 6,7 is inserted in close to before rolling position (as shown in Figure 1) on corresponding rotatable turntable 10,11.
It is evident that replacing the fixation on Guide shoe keeper 8 and 9 with rotatable guiding disk 50,51
The operation of Guide shoe 6,7 occurs to be quite analogous to above-mentioned replacement operator.
In the operator scheme that rolling machine frame only has rotatable guiding disk 50,51, in addition it is also necessary to other revolving newly
The guiding disk turned replaces the guiding disk of abrasion.In this case, rotatable guiding disk is replaced with similar to aforesaid way
Mode occur, but in this case, anti-rotational unit 24,25,26,27 is maintained at the position for being lowered piston, at this
Anti-rotational unit 24,25,26,27 need not be used by planting in replacement operator.
One favourable modification of the frame of the present invention, which is included in rolling machine frame, only exists two anti-rotational units, two
An anti-rotational unit is each corresponded in guiding piece keeper 8,9.In the case of Guide shoe keeper 9, anti-rotational list
First 27 retained and anti-rotational units 26 are removed.Similarly, in the case of Guide shoe keeper 8, the anti-rotational quilt of unit 25
Retain and anti-rotational unit 24 is removed, it is that the reaction force for producing moment of torsion to being produced during rolling is strict with
, the moment of torsion produced during rolling generally remains in identical direction.
According to the above description, the advantage of rolling machine frame of the invention is obvious.
The frame is more general, because depending on the demand treated specified by rolled product, frame can be installed solid
It is fixed be laterally guided part and it is rotatable be laterally guided disk, replace another with one, and replace and occur in a short time.
When frame be provided with it is fixed be laterally guided part and during motor-driven rotatable guiding disk, these guiding pieces, which have, to be used
In adjusting it along axis X, Y, Z device moved.
By improving the cooling capacity that rolling machine frame is provided, the operation lifetime of fixed Guide shoe can also be extended.
Claims (9)
1. a kind of rolling machine frame (1), for rolling seamless pipe, the rolling machine frame defines horizontal milling axis (R), the rolling
Frame (1) includes：
Two working rolls (3,4), it has oblique axis and is arranged to one on another,
Two are laterally guided part, and it is used to treat rolled workpiece (5), and described two parts that are laterally guided are in the specific first rolling
It is two fixed Guide shoes (6,7) in operation, and described two parts that are laterally guided are in specific second mill operation
Two rotatable guiding disks (50,51), described two rotatable guiding disks (50,51) are rotatable around vertical axis
, each described two being laterally guided in part are arranged at the milling axis (R) side, it is characterised in that set
Have：
Two motors (40,40 '), it is used for the rotary motion for producing described two rotatable guiding disks (50,51),
Two rotatable turntables (10,11), it is rotatable around its vertical axis, and it is used to position described be laterally guided
Part, described two rotatable turntables (10,11) include connector and corresponding transmission device (41,42), and the connector is used
It is used in the Guide shoe (6,7) for fastening the fixation and alternatively fasten the rotatable guiding disk (50,51), it is described
Corresponding transmission device is used to the rotary motion produced by the motor (40,41 ') being delivered to described two rotatable draw
Godet (50,51),
At least two fastenings stop stop (24,25,26,27), and it is used to the Guide shoe (6,7) of the fixation being fastened on operative position
Put,
To allow to enter in the different time sections of the operation lifetime of the rolling machine frame using the Guide shoe (6,7) of the fixation
Row mill operation and the use rotatable guiding disk (50,51) carry out mill operation.
2. rolling machine frame according to claim 1, is provided with two Guide shoe keepers (8,9), described two to draw
The fixed work Guide shoe (6,7) of each carrying and fixed standby Guide shoe (6 ', 7 ') in guide shoe keeper (8,9).
3. the rolling machine frame according to any one of preceding claims, wherein described two rotatable turntables (10,
11) there is the equipment for being easy to cause described two rotatable turntables (10,11) to be rotated on its vertical axis and only stop its rotation
The equipment turned.
4. the rolling machine frame according to any one of preceding claims, wherein the Guide shoe keeper (8,9) includes
Liquid circulation cooling circuit is forced, the pressure liquid circulation cooling circuit is used to cool down the Guide shoe during mill operation
(6、7)。
5. the rolling machine frame according to any one of preceding claims, wherein described two Guide shoe keepers (8,
9) each place in is provided with least one retractable locking device (24,25,26,27), and described at least one is retractable
Locking device can be positioned at the first latched position of the Guide shoe keeper (8,9) and can alternatively be positioned at institute
State the second off-position of Guide shoe keeper (8,9).
6. rolling machine frame according to claim 5, wherein each place in described two Guide shoe keepers (8,9) is set
Two locking devices (24,25,26,27) are equipped with, have one along at every side of rolling direction in the Guide shoe keeper
Locking device.
7. rolling machine frame according to claim 6, is provided with sliding guide, to allow when described two rotatable
Turntable (10,11) and the Guide shoe (6,7) when being installed together, described two rotatable turntables (10,11) are along three
Individual quadrature-axis (X, Y, Z) performs movement, and allow when described two rotatable turntables (10,11) with it is described rotatable
Guiding disk (50,51) is when being installed together, and described two rotatable turntables (10,11) are along three quadrature-axis (X, Y, Z)
Perform movement.
What 8. one kind was used to replacing rolling machine frame (1) is laterally guided watt method of (6,7), wherein providing has according to claim
The rolling machine frame of feature described in any one of 4 to 7, be provided with the rolling machine frame two Guide shoe keepers (8,
9), the Guide shoe keeper (8,9) has one or more Guide shoes (6,7) fixed accordingly, and methods described includes
Following steps：
- by described two rotatable turntables (10,11) and described two Guide shoe keepers (8,9) and the guiding of the fixation
Watt (6,7) move away from operating position together,
- automatically disconnect the cooling circuit pipeline of the Guide shoe keeper from the rotatable turntable (10,11),
And the Guide shoe keeper (8,9) is removed from the rolling machine frame (1),
- transport two rotatable guiding disks (50,51) towards the rolling machine frame (1),
- the rotatable guiding disk (50,51) is hooked on the rotatable turntable (10,11), release locking brake
To resist the rotation of the rotatable turntable (10,11), engagement comes from the transmission device of the motion of the motor (40,40 '),
- close to it is described it is rotatable guiding disk rolling position.
9. one kind be used for replace the first Guide shoe (6,7) method, especially because the abrasion of first Guide shoe (6,7) and
First Guide shoe (6,7) is replaced, first Guide shoe (6,7) is fixed to Guide shoe keeper (8,9), the Guide shoe
Keeper (8,9) is arranged on the rotatable turntable (10,11) of rolling machine frame, and the rolling machine frame has according to claim
Feature described in any one of 2 to 7, the Guide shoe keeper (8,9) have two or more fixation Guide shoe (6,
7), it the described method comprises the following steps：The Guide shoe keeper (8,9) is set to be pacified around the Guide shoe keeper (8,9)
Vertical axis mounted in the rotatable turntable (10,11) thereon is rotated, and the second Guide shoe is moved into operating position.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI2015A000191 | 2015-02-11 | ||
| ITMI20150191 | 2015-02-11 | ||
| PCT/IB2016/050724 WO2016128923A1 (en) | 2015-02-11 | 2016-02-11 | Cross-rolling rolling stand for seamless pipes, with interchangeable lateral guide device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107206441A true CN107206441A (en) | 2017-09-26 |
| CN107206441B CN107206441B (en) | 2019-03-19 |
Family
ID=52633433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680009137.0A Active CN107206441B (en) | 2015-02-11 | 2016-02-11 | With the replaceable tandem rolling formula rolling machine frame for seamless pipe for being laterally guided equipment |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN107206441B (en) |
| AR (1) | AR103659A1 (en) |
| DE (1) | DE112016000717B4 (en) |
| RU (1) | RU2678625C1 (en) |
| WO (1) | WO2016128923A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287502B (en) * | 2018-01-18 | 2020-03-24 | 西安应用光学研究所 | Photoelectric turret power-off triggering delay self-locking control system |
| DE102021200391A1 (en) | 2021-01-18 | 2022-07-21 | Sms Group Gmbh | Rolling stand with variable lateral guide device |
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| DE2303325A1 (en) * | 1973-01-19 | 1974-07-25 | Mannesmann Meer Ag | TWO-ROLLER ANGLED ROLLER MILL WITH OVERLAYING ANGLED ROLLERS AND LATERAL GUIDE ELEMENTS |
| US3845646A (en) * | 1971-11-11 | 1974-11-05 | Mannesmann Roehren Werke Ag | Diagonal rolling mill |
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| SU603443A1 (en) * | 1976-07-22 | 1978-04-25 | Московский Ордена Трудового Красного Знамени Институт Стали И Сплавов | Guiding tool of helical rolling mill |
| JPS5744405A (en) * | 1980-08-29 | 1982-03-12 | Nippon Kokan Kk <Nkk> | Replacing apparatus for disk shoe of piercing machine |
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2016
- 2016-02-11 DE DE112016000717.5T patent/DE112016000717B4/en active Active
- 2016-02-11 CN CN201680009137.0A patent/CN107206441B/en active Active
- 2016-02-11 RU RU2017131079A patent/RU2678625C1/en active
- 2016-02-11 AR ARP160100371A patent/AR103659A1/en unknown
- 2016-02-11 WO PCT/IB2016/050724 patent/WO2016128923A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3845646A (en) * | 1971-11-11 | 1974-11-05 | Mannesmann Roehren Werke Ag | Diagonal rolling mill |
| DE2303325A1 (en) * | 1973-01-19 | 1974-07-25 | Mannesmann Meer Ag | TWO-ROLLER ANGLED ROLLER MILL WITH OVERLAYING ANGLED ROLLERS AND LATERAL GUIDE ELEMENTS |
| US4387584A (en) * | 1980-10-21 | 1983-06-14 | Nippon Kokan Kabushiki Kaisha | Steel pipe rolling mill |
| EP1022068A1 (en) * | 1997-10-14 | 2000-07-26 | Sumitomo Metal Industries Limited | Piercing mill |
| CN2899987Y (en) * | 2006-04-30 | 2007-05-16 | 太原市通泽成套设备有限公司 | Conical punching machine for seamless steel pipe |
| CN101104179A (en) * | 2007-07-23 | 2008-01-16 | 鞍钢股份有限公司 | Omnibearing multifunctional adjusting disc stretcher |
| CN201275555Y (en) * | 2008-09-23 | 2009-07-22 | 太原市通泽成套设备有限公司 | Horizontal type seamless steel tube rolling mill guide disc adjusting and locking apparatus |
| CN202316557U (en) * | 2011-09-29 | 2012-07-11 | 太原重工股份有限公司 | Locking mechanism of online guide plate replacing device of puncher |
| CN103157660A (en) * | 2011-12-09 | 2013-06-19 | Sms米尔股份有限公司 | Cone piercing mill for producing seamless tubes |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112016000717B4 (en) | 2020-01-23 |
| RU2678625C1 (en) | 2019-01-30 |
| DE112016000717T5 (en) | 2017-11-09 |
| WO2016128923A1 (en) | 2016-08-18 |
| CN107206441B (en) | 2019-03-19 |
| AR103659A1 (en) | 2017-05-24 |
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