CN107206441B - 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
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- CN107206441B CN107206441B CN201680009137.0A CN201680009137A CN107206441B CN 107206441 B CN107206441 B CN 107206441B CN 201680009137 A CN201680009137 A CN 201680009137A CN 107206441 B CN107206441 B CN 107206441B
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- guide shoe
- rotatable
- machine frame
- rolling machine
- rolling
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- 238000005096 rolling process Methods 0.000 title claims abstract description 100
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000003801 milling Methods 0.000 claims description 21
- 230000033001 locomotion Effects 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 230000021615 conjugation Effects 0.000 claims 1
- 239000013612 plasmid Substances 0.000 claims 1
- 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
- 238000005299 abrasion Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 6
- 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
- 239000000110 cooling liquid Substances 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000012809 cooling fluid Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000002045 lasting 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
- B21B19/04—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
- 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
- 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, there are two the rolls (3,4) with oblique axis for its tool, 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 are bonded on this two rotatable turntables (10,11) in a manner of interchangeable according to operation needs.Fixed lateral guiding piece has compulsory circulative cooling circuit.
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 technique
The mill operation of seamless pipe (is also defined as finishing work step with the progress of multiple steps, including perforation step, milling step
Suddenly) and the calibration steps for calibrating to required final diameter.
Some or all of these steps pass through the rolling machine frame with the working roll with oblique axis (also referred to as
Skew rolling mill (oblique rolling mill)) it carries out.Working roll in these rolling machine frames generates quilt by screw
The feeding of the main body of rolling.Skew rolling mill, also referred to as cross rolling mill (cross rolling mill), usually tool there are two or
The single chassis type of three working rolls.
Workpiece to be rolled into milling train can be solid, 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 tool there are two in the case where the rolling machine frame of the roller with oblique axis, preferably arrangement was roller in past 20 years
It is generally arranged into the vertical direction that one on top of the other.In this case, always horizontally it is arranged two laterally
It guides equipment (lateral guide devices), which tends to accommodate the expansion of rolled main body, i.e., in roll mill
Variation between the entrance and exit of frame in outer diameter.
Past, the most common equipment that is laterally guided was fixed type, is referred to as Guide shoe (shoe guides), is into
Shape sliding part, material to be rolled slide on.Recently, motor-driven guidance disk, which has been used to be made to be laterally guided, sets
It is standby, due to its big diameter, with big volume.Such as this is described in open US3845646 and US4387584
The scheme for being laterally guided part of seed type.
Be laterally guided in part two kinds of, provide always make to guide equipment along radial direction close to milling axis and
Move away from the function of milling axis.Rolling machine frame in some cases, same provide is laterally guided part also along being parallel to
The adjusting of the longitudinal direction of milling axis and adjusting along vertical direction.
Rolling machine frame is known to have a lateral guiding piece of fixation being mounted on turntable (turret), and rotatable 180 ° of turntable,
Once allowing the fixed guide to reach displacement position so as to fixed guide abrasion and allowing to bring into new guiding piece simultaneously
Operating position.
It is laterally guided part with fixed or is made of rotatable guidance disk (especially being described in GB1441472A)
None really meets all demands in market to these schemes of rack, therefore feels to need to improve have with 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 two have oblique axis for rolling machine frame tool
Roller, the rolling machine frame are general and flexible in its operation and have reduced maintenance cost.
By being realized according to the rolling machine frame as described herein for being used to roll seamless pipe, which defines the purpose
Horizontal milling axis R and include:
Two working rolls with oblique axis and are arranged to one on top of the other,
Two are laterally guided part, are used for workpiece to be rolled, this two are laterally guided part in specific first rolling
It is two fixed Guide shoes in operation, and is two rotatable guidance disks in specific second mill operation, this two
A rotatable guidance disk be around vertical axis it is rotatable, two are laterally guided each of part and are arranged in milling axis
At the side of R,
Two motors are used to generate the rotary motion of two rotatable guidance disks,
Two rotatable turntables, be it is rotatable around its vertical axis, two rotatable turntables are for fixed
Position is laterally guided part, which includes connector and transmission device, and connector is used for the guidance being fastened and fixed
Watt and alternatively for fastening rotatable guidance disk, transmission device is used to the rotary motion generated by motor being transmitted to two
A rotatable guidance disk,
At least two fastenings stop stop, and the Guide shoe for being used to fix is fastened on operating position,
To allow can to revolve within each period of the operation lifetime of rolling machine frame using fixed Guide shoe and use
The guidance 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 the method for being laterally guided part come
It realizes, wherein rolling machine frame of the invention is provided, two Guide shoes with one or more Guide shoes fixed accordingly
Holder is mounted on the rolling machine frame, method includes the following steps:
Two rotatable turntables and two Guide shoe holders and fixed Guide shoe are moved together far from working position
It sets,
Automatically the cooling circuit pipeline of Guide shoe holder is disconnected from rotatable turntable, and is removed from rolling machine frame
Guide shoe holder,
Two rotatable guidance disks are transported towards rolling machine frame,
Rotatable guidance disk is hooked on rotatable turntable, release locking brake makes it resist rotatable turn
The rotation of platform engages the transmission device of the movement from motor,
Make rotatable guidance disk close to rolling position.
The combination of feature by virtue of this invention, favourable outcome are to install rotatable turntable so as to more easily and faster
Guide shoe is replaced, and fastly with by the cooling Guide shoe holder component of closed circuit, Guide shoe itself is with removable side
Formula is fastened to the Guide shoe holder component.
The continuous or otherwise controlled cooling of Guide shoe holder improves the durability of Guide shoe, is lacking
In the case where cooling, Guide shoe will show apparent abrasion, fire cracks or fracture after typically lasting for several hundred a workpiece.
The versatility of rolling machine frame of the invention allows to obtain a greater variety of rolled products using same rack, because
It can be used for various operating conditions.The advantages of guiding piece of the fixed Guide shoe relative to rotation, improves material to be rolled
Inclusiveness (containment), and rolling main body is improved in the cylindrical in milling train exit.On the other hand, it uses
The shortcomings that fixed Guide shoe be relative to rotatable guidance disk durability it is shorter, and need to compensate due to Guide shoe week
Phase property close to milling axis abrasion, therefore under some operating conditions preferably by with quickly and shirtsleeve operation displacement consolidate
Fixed guiding piece comes using lateral rotatable guidance disk.
It is evident that this system is very versatile, therefore allow to wait for each type the excellent of rolled product
Change scheme.In addition, it is the scheme that can be applied to the rolling machine frame of rolling perforation workpiece and solid workpiece, i.e., as perforation rack
And as elongator or finishing rack.
Further, since it, which does not need to provide cooling water on Guide shoe, (provides cooling water to Guide shoe right and wrong usually
The way seen), therefore the cooling of material to be rolled is reduced by the way that the material being rolled is maintained at the temperature more than 1000 DEG C,
This is conducive to continuous mill operation completely.
Brief description
According to it is according to the present invention by means of attached drawing with the preferred but non-row of the rolling machine frame shown in non-limiting example
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 depict the rolling machine frame according to the present invention for being in the first operation configuration on milling axis direction before
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 view 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 sectional view of the rolling machine frame in Fig. 1 on the perpendicular for being parallel to milling axis;
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 depict the rolling machine frame according to the present invention for being in the second operation configuration on milling axis direction
Front view;
Figure 12 depicts the side view of the rack in Figure 11;
Figure 13 depicts the plan view of the rack in Figure 11;
Figure 14 depicts according to the present invention in the rolling machine frame for preparing the rotatable configuration for being laterally guided disk of replacement
The front view on milling axis direction;
Figure 15 depicts the plan view of the rack in Figure 14;
Figure 16 depict it is according to the present invention in it is rotatable be laterally guided disk be fixed be laterally guided part displacement structure
The front view on milling axis direction of the rolling machine frame of type;
Figure 17 depicts the plan view of the rack in Figure 16;
Figure 18 depicts the fixation lateral guiding piece according to the present invention that is in and is inserted into and before reaching operating position
The front view on milling axis direction of the rolling machine frame of configuration;
Figure 19 depicts the plan view of the rack in Figure 18;
Identical label corresponds to identical element or component in attached drawing.
The detailed description of the embodiment of invention
With specific reference to attached drawing, rolling machine frame 1 according to the present invention defines roll line R, roll line R and space coordinate X, Y,
Axis Y in the cartesian coordinate system of Z is overlapped.Rolling machine frame includes that frame 2, also referred to as two of Guide shoe 6,7 laterally draw
Guiding element, frame 2 include two vertical working rolls 3,4 (being arranged in above and below milling axis R), element to be rolled
5 pass through between the working roll 3,4.Two Guide shoes 6,7 are fastened on two corresponding Guide shoe holders 8,9, and this two
Guide shoe holder 8,9 is separately mounted on rotatable turntable 10,11.Fig. 3 shows rotatable turntable 10, this is rotatable
Turntable 10 allow Guide shoe holder 8 to rotate in middle position towards displacement position around vertical axis, in the middle position,
Two Guide shoes 6 and 6 ' are fastened to the Guide shoe holder 8.In order to be replaced after the abrasion of Guide shoe 6, it is arranged to
Its operating position for including element 5 to be rolled from Guide shoe 6 removes Guide shoe 6, and by bringing Guide shoe 6 into replacement
It is replaced with displacement position with the second spare Guide shoe 6 '.This is occurred by making Guide shoe holder 8 rotate 180 °, with
Just after rotatable turntable 10 is moved radially away from its operating position, Guide shoe 6 ' is pressed against member to be rolled
Part 5 is located in operating position.
The structure including rotatable turntable 10, Guide shoe holder 8 and other auxiliary elements is supported by pedestal 12, base
Seat 12 has three degree of freedom, needs three degree of freedom to allow the Guide shoe 6 in Guide shoe holder 8 and operation along side
Movement is executed to X, Y, Z to be located on suitable stability region (resting zone).
Similarly, pedestal 13 allow include rotatable turntable 11 and Guide shoe holder 9 the second structure along direction
X, Y, Z are mobile.Rotatable turntable 11 allows Guide shoe holder 9 to execute above with respect to identical described in Guide shoe holder 8
Function.Fig. 4 shows the Guide shoe holder 9 in its operating position.Do not need to Guide shoe holder 9 in more detail into
The description of one step, because its description for being fully equivalent to Guide shoe holder 8, and this is obvious for those skilled in the art
's.
With particular reference to Fig. 7, pedestal 13 is by two institutes of sliding guide 14 and 15 along the movement of three axis Xs, Y, Z
Caused, which is imaged " V " type configuration as opposite clinoplain.Drawn by control
The mutual alignment of the plane of guiding element 14 and 15, Guide shoe 7 can execute required movement on three direction in spaces.13 edge of pedestal
The sliding of axis X (i.e. perpendicular to the axis of the plane in Fig. 7) be by keeping the surface of guiding piece 14 and 15 sliding along direction X
It moves to realize.The executable stroke along axis X of pedestal 13 be it is sizable, in the range of 150mm.This stroke be
Operational stroke during rolling, and pedestal 13 and all components being carried by it can slide much bigger stroke, this allows to draw
Guide shoe holder 9 far from roll line R it is mobile make its from rack be detached from needed for amount, such as mistake of the opposed side change to guiding piece below
It is 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) it is close each other or mobile that axis Y can be parallel to by the effect of two corresponding jack (jacks) 18,19
Away from each other.Make to include that the structure of Guide shoe holder 9 and rotatable turntable 11 is executed along direction Z (i.e. attached as a result,
It is in figure upwards) and along the movement of direction Y (i.e. along rolling direction) possible.Obtained 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 along the direction of convergence to realize, and vertical shift is by making two locking pieces 16,17 far from that downwards
This moves and occurs.By realizing carrying Guide shoe holder 9 along the direction actuating jack 18 and 19 for being parallel to axis Y
With the structure the moving along the direction for being parallel to axis Y of rotatable turntable 11.Permit on the direction for being parallel to axis Y
Perhaps stroke is about +/- 50mm.
Since the second pedestal 12 of the component with its carrying is essentially equal and symmetrical with pedestal 13, the second pedestal 12
Movement by with it is as described above in a manner of identical mode realize.
Advantageously, the pressure liquid that two Guide shoe holders 8,9 are provided with for cooling down Guide shoe 6,6 ' and 7,7 ' follows
Loop back path only the circuit is described Guide shoe holder 8 now, another Guide shoe holder 9 have relative to
Milling axis R is essentially equal and symmetrical composition.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
All Guide shoes on Guide shoe holder 8, there are at least two pipes on Guide shoe holder 8.In this case,
There are four pipes 20,21,22,23 for the tool of Guide shoe holder 8, because there are two Guide shoes 6,6' for installation on Guide shoe holder 8.
Obviously, if Guide shoe holder has more than two Guide shoe, such as three Guide shoes, then the quantity of pipeline will be six.
This in exemplary situation, for Guide shoe 6, there are pipe 20 and pipe 23, pipe 20 brings cold water, pipe 23 cold water
Hot water will be discharged after the cooling of Guide shoe 6.
The stop including two fastening units 24,25 or only of Guide shoe holder 8, one of them shows in fig. 1 and 2,
And the first fastening unit is hidden in the drawings.Similarly, anti-rotational unit 26,27 there are two the tools of Guide shoe holder 9,
Wherein unit 26 is shown in FIG. 7, and the second anti-rotational unit is shown in Fig. 1, Fig. 2 and Fig. 7.Anti-rotational unit 26,27 exists
It is illustrated in greater detail in Fig. 8, Fig. 9, Figure 10.The function of these anti-rotational units operates during being held in rolling in given time
Guide shoe 7 be in the reaction force that rotation torque is resisted with the contact position of element 5 and generating, the rotation torque is by rolling
Pressure contact of the Guide shoe 7 on the element 5 being rolled generates during system.
It is wrapped in fig. 8 with the section on perpendicular and with the anti-rotational unit 26 that side view is shown specifically in Fig. 9
Outside cylinder 28 is included, which is wherein including the sliding plunger 29 of hydraulic control.Piston 29 includes pipeline with cold for making
But liquid passes through wherein.When anti-rotational unit 26 is in the operating position that it engages Guide shoe holder 9, anti-rotational unit
26 rise piston 29 to engage and be quite analogous to above with respect to pipeline 20,21,22,23 described in Guide shoe holder 9
The pipeline of a connection in pipeline.Switch is provided on the cooling liquid delivery devices in anti-rotational unit 24,25,26,27
Valve, to avoid the leakage of the water during Guide shoe holder 8 and 9 is mobile, the movement of Guide shoe holder 8 and 9 is for using peace
Another new Guide shoe on same Guide shoe replaces the Guide shoe of abrasion, or for lateral rotating guide
50,51 Guide shoe holder is replaced, as described below.Obviously, switch valve is only only parked in behaviour in Guide shoe holder 8,9
Opening when making in position, and in other cases, switch valve is in the close position.
When executing one replacement operator in Guide shoe, for example, spare being drawn be mounted on Guide shoe holder 9
Guide shoe 7 ' reduces the piston 29 of anti-rotational unit 26 and anti-rotational by actuating hydraulic control circuit come when replacing Guide shoe 7
The piston 29 ' of unit 27, to be detached from cooling fluid pipeline and make thus to guide to the access of Guide shoe holder 9 without constraint
Watt holder 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 holder 9 has executed its 180 ° rotation and Guide shoe 7 ' has arrived at it at element 5
When operating position, piston 29 and 29 ' is raised to be protected so that Guide shoe holder 9 is only parked in its new position and engages Guide shoe
The corresponding support of gripping member 9 stops the cooling fluid pipeline in stop 38 ' and 38 ".
It is anti-rotational on the side of reaction force to be arranged in not generating to the torque generated by rolling for Guide shoe holder 9
Unit 26 (the anti-rotational unit in the downstream side of Guide shoe holder is arranged in when considering rolling direction) is at the end of piston 29
There is flat surface 30, which tilts relative to vertical direction, to compensate in piston 29 and Guide shoe holder 9 at portion
Between the gap that generates because the torque acted on Guide shoe holder on such side tends to produce distance.Incline
Stop the corresponding inclined surface on stop 38' with the support for being arranged in Guide shoe holder 9 and match in inclined-plane 30.If in the rolling phase
Between due to gap increase and between contact surface generate separation, then piston 29 is raised and restores connecing between inclined surface
Touching.
It is 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 holder
Main body on corresponding inclined surface coplanarity, be provided with the Anti rotation device of piston 29, the Anti rotation device with locking spiral shell
Nail 39 is made, which 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 holder is quite analogous to unit 26, and wherein cylinder 28 ' wraps
Hydraulic piston 29 ' is included, however does not have inclination contact plane in the 29 ' medial end portions of hydraulic piston, this unit is to generate resistance
By the unit of the reaction force of the torque of the contact generation between Guide shoe 7 and object 5 to be rolled.
Also in this case, it is provided with the Anti rotation device of piston 29 ', the Anti rotation device lock screw 39 '
It is made, which prevents piston 29 ' from rotating about the axis thereof in interior enclose of cylinder 28 '.
Here what is had been described is the rolling machine frame 1 when fixed Guide shoe is mounted on rolling machine frame 1.According to this hair
Bright, rolling machine frame 1 can also be used to be laterally guided part and is executed mill operation by what rotatable guidance disk formed, therefore is being rolled
The other component for facilitating its operation in the different mode is additionally provided in rack 1.
Rolling machine frame 1 includes motor 40 and deceleration unit 41, and deceleration unit 41 is transmitted to by motor 40 and can be revolved for slowing down
The movement of the turntable 10 turned.Part is laterally guided or when Guide shoe is mounted on rolling machine frame 1, motor 40 can not supplied when fixed
Power and deceleration unit 41 is only stopped, to help against power due to being acted on Guide shoe holder 8 during rolling and
The torque being output on rotatable turntable 10.
It does not need to repeat the description to the second structure for including Guide shoe holder 9 and rotatable turntable 11, because its
The above-mentioned first structure including rotatable turntable 10 is quite analogous in its components and functionality, and relative to milling axis
R and above-mentioned first structure are symmetrical.
Rotatable turntable 10 can carry Guide shoe holder 8, the rotation prevented in aforesaid operations mode, and also
It can operate in this second mode of operation, in this second mode of operation, rotatable guidance disk 50 is mounted on rotatable turntable
On 10, rotatable guidance disk is caused to rotate by motor 40 by deceleration unit 41.Due to the tangential speed of the outer surface of guidance disk
Degree can be the about twice of the feed speed of rolled workpiece, so being related to sizable rotational value.Also in this case,
Rotatable turntable 11 and rotatable guidance disk 51 are disposed in part therein in a manner of with aforesaid way all fours
It is 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
The lower mode occurs, and only includes the label of element needed for understanding replacement operator in these attached drawings.
Three views in Figure 11, Figure 12, Figure 13 show the rolling for being equipped with lateral rotatable guidance disk 50,51
The operating position of rack 1.Two motors 40,40 ' are engaged, and transmit motion to two phases by deceleration unit 41,42
The guidance disk 50,51 answered.Guided when two disks 50, fixation on 51 Guide shoe holders 8 and 9 to be installed in Guide shoe 6,
When 7 displacement, this two guidance disks 50,51 must be stopped and if necessary, be cooled.It is mounted above having
Rotatable guidance disk 50,51 rack 1 operation during, four anti-rotational units 24,25,26,27 make piston 29,29 '
(and other two be not shown in the accompanying drawings) are reduced to the position for not interfering the volume of rotatable guidance disk.
If in Figure 14 and Figure 15 it can be seen that, integrated with rotatable guidance disk 50,51 and with pedestal 12 and 13 its
The pedestal 12 and 13 of his component is caused the direction sliding along arrow X1, X2, therefore by two positioning of guidance disk 50,51 to certainly
By position, so that (such as crane) grabs this two guidance disks 50,51 in an appropriate manner, and to carry it to maintenance
Region or another region appropriate.
The position of rolling machine frame 1 shown in Figure 16 and Figure 17 shows the withdrawn position of guidance disk 50,51 and by two
The step of Guide shoe holder 8,9 is transported towards rack.Anti-rotational unit 24,25,26,27, which stills remain in, reduces position.Draw
Guide shoe holder 8,9 is transported towards rack and is inserted into corresponding turntable, and rotatable guidance disk 50,51 passes through properly
Mode (such as overhead crane) be pulled away.In the configuration, deceleration unit 41,42 is only stopped, because not moving from motor
40, it 40 ' is passed.Anti-rotational unit 24,25,26,27 is raised to the latched position of two Guide shoe holders 8,9, and
Cooling circuit is connected, as described above.
Figure 18 and Figure 19 shows the rolling machine frame 1 with Guide shoe holder 8,9, which is drawing
Guide shoe 6,7 is inserted on corresponding rotatable turntable 10,11 close to before rolling position (as shown in Figure 1).
It is evident that replacing the fixation being mounted on Guide shoe holder 8 and 9 with rotatable guidance disk 50,51
The operation of Guide shoe 6,7 is occurred with being quite analogous to above-mentioned replacement operator.
In the operation mode that rolling machine frame only has rotatable guidance disk 50,51, it is also necessary to other revolving newly
The guidance disk turned replaces the guidance disk of abrasion.In this case, rotatable guidance disk is replaced to be 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
It does not need in kind replacement operator using anti-rotational unit 24,25,26,27.
One advantageous modification of rack of the invention is included in rolling machine frame there is only two anti-rotational units, and two
Each of guiding piece holder 8,9 corresponds to an anti-rotational unit.In the case where Guide shoe holder 9, anti-rotational list
First 27 retained and anti-rotational units 26 are removed.Similarly, in the case where Guide shoe holder 8, anti-rotational 25 quilt of unit
Retain and anti-rotational unit 24 is removed, be to generate to be strict with the reaction force of the torque generated during rolling
, the torque generated during rolling generally remains in identical direction.
According to the above description, the advantages of rolling machine frame of the invention is apparent.
The rack is more general, because depending on demand specified by product to be rolled, rack 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 rack be equipped with it is fixed be laterally guided part and motor-driven rotatable guidance disk when, these guiding pieces, which have, to be used
In adjust its along axis X, the device of the movement of Y, Z.
The cooling capacity being provided by improving rolling machine frame, can also extend the operation lifetime of fixed Guide shoe.
Claims (11)
1. a kind of rolling machine frame (1), for rolling seamless pipe, the rolling machine frame defines horizontal milling axis (R), the rolling
Rack (1) includes:
Two working rolls (3,4), with oblique axis and are arranged to one on top of the other,
Two are laterally guided part, are used to guide workpiece to be rolled (5), and described two parts that are laterally guided are in the first rolling behaviour
It is two fixed Guide shoes (6,7) in work, and described two are laterally guided part and in the second mill operation are two and can revolve
Turn guidance disk (50,51), described two rotatable guidance disks (50,51) be surround vertical axis it is rotatable, described two
A each of part that is laterally guided is arranged at the side of the milling axis (R), which is characterized in that is provided with
Two motors (40,40 ') are used to generate the rotary motion of described two rotatable guidance disk (50,51),
Two rotatable turntables (10,11), be it is rotatable around its vertical axis, be 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 described in the Guide shoe (6,7) for fastening the fixation and alternatively for fastening the rotatable guidance disk (50,51)
Corresponding transmission device is used to for the rotary motion generated being transmitted to described two rotatable draw by the motor (40,41 ')
Godet (50,51),
At least two fastenings stop stop (24,25,26,27), are used to the Guide shoe (6,7) of the fixation being fastened on operative position
It sets,
So as to allow in the different time sections of the operation lifetime of the rolling machine frame using the fixation Guide shoe (6,7) into
Row mill operation and the use rotatable guidance disk (50,51) carry out mill operation.
2. rolling machine frame according to claim 1, it is provided with that there are two Guide shoe holder (8,9), it is described two to draw
The fixed work Guide shoe of each of guide shoe holder (8,9) carrying and fixed spare Guide shoe.
3. rolling machine frame according to claim 1 is easy to cause wherein described two rotatable turntables (10,11) have
Equipment that described two rotatable turntables (10,11) rotate about its vertical axis and the equipment for only stopping its rotation.
4. rolling machine frame according to claim 2 is easy to cause wherein described two rotatable turntables (10,11) have
Equipment that described two rotatable turntables (10,11) rotate about its vertical axis and the equipment for only stopping its rotation.
5. rolling machine frame according to claim 2, wherein the Guide shoe holder (8,9) includes forcing liquid circulation cold
But circuit, the Guide shoe (6,7) for forcing liquid circulation cooling circuit for the fixation cooling during mill operation.
6. rolling machine frame according to claim 4, wherein the Guide shoe holder (8,9) includes forcing liquid circulation cold
But circuit, the Guide shoe (6,7) for forcing liquid circulation cooling circuit for the fixation cooling during mill operation.
7. the rolling machine frame according to any one of claim 2,4 to 6, wherein in described two Guide shoe holders
Each place in (8,9) is provided at least one retractable locking device (24,25,26,27), it is described at least one can bounce back
Locking device can be located in the first latched position of the Guide shoe holder (8,9) and can alternatively be located in
Second releasing position of the Guide shoe holder (8,9).
8. rolling machine frame according to claim 7, wherein each place in described two Guide shoe holders (8,9) is set
Retractable locking device there are two setting, has one can bounce back at every side of the Guide shoe holder along rolling direction
Locking device.
9. rolling machine frame according to claim 8, is provided with sliding guide, to allow when described two rotatable
Turntable (10,11) and the Guide shoe (6,7) of fixation when being installed together, described two rotatable turntables (10,11)
Execute movement along three quadrature-axis (X, Y, Z), and allow when described two rotatable turntables (10,11) and it is described can
When the guidance disk (50,51) of rotation is installed together, described two rotatable turntables (10,11) are along three quadrature-axis
(X, Y, Z) executes movement.
10. the method for the Guide shoe (6,7) of lateral fixation of the one kind for replacing rolling machine frame (1), wherein providing has root
According to the rolling machine frame of feature described in any one of claim 5 to 9, there are two Guide shoes for installation on the rolling machine frame
Holder (8,9), the Guide shoe holder (8,9) has one or more Guide shoes (6,7) fixed accordingly, described
Method the following steps are included:
By the guidance of described two rotatable turntables (10,11) and described two Guide shoe holders (8,9) and the fixation
Watt (6,7) are moved together far from operating position,
Automatically the cooling circuit pipeline of the Guide shoe holder is disconnected from the rotatable turntable (10,11),
And the Guide shoe holder (8,9) is removed from the rolling machine frame (1),
Two rotatable guidance disks (50,51) are transported towards the rolling machine frame (1),
The rotatable guidance disk (50,51) is hooked on the rotatable turntable (10,11), release locking brake
To resist the rotation of the rotatable turntable (10,11), the transmission of movement of the plasmid conjugation from the motor (40,40 ')
Device,
Close to the rolling position of the rotatable guidance disk.
11. a kind of method for replacing the first Guide shoe, first Guide shoe is fixed to Guide shoe holder (8,9), institute
It states Guide shoe holder (8,9) to be mounted on the rotatable turntable (10,11) of rolling machine frame, the rolling machine frame has basis
Feature described in any one of claim 2,4 to 9, the Guide shoe holder (8,9) are fixed with two or more
Guide shoe (6,7), the described method comprises the following steps: make the Guide shoe holder (8,9) around the Guide shoe keep
The vertical axis of part (8,9) the rotatable turntable (10,11) mounted thereto rotates, and the second Guide shoe is mobile
To 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 CN107206441A (en) | 2017-09-26 |
CN107206441B true 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 |
Family Cites Families (16)
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GB525716A (en) * | 1939-02-27 | 1940-09-03 | Emeric Gaspar | Improvements in or relating to rolling and forging processes and apparatus therefor |
DE2156595C3 (en) * | 1971-11-11 | 1980-01-24 | Mannesmannroehren-Werke Ag, 4000 Duesseldorf | Tube piercing 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 |
SU530704A1 (en) * | 1975-03-05 | 1976-10-05 | Московский Ордена Ленина Энергетический Институт | Spindle Guide Tool |
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 |
GB2087282B (en) | 1980-10-21 | 1985-01-09 | Nippon Kokan Kk | Steel pipe rolling mill |
IT1152438B (en) | 1982-07-22 | 1986-12-31 | Innocenti Santeustacchio Spa | DEVICE FOR THE SUPPORT OF FIXED AND ROTATING LINES IN PERFORATING OR EXTENDING ROLLS |
JPS59169607A (en) * | 1983-03-18 | 1984-09-25 | Ishikawajima Harima Heavy Ind Co Ltd | Piercer |
DE4308721C1 (en) * | 1993-03-15 | 1994-03-10 | Mannesmann Ag | Skew rolling mill with driven guide wheels - has automatic adjusting and swivelling system to facilitate guide wheel exchange |
JP3239896B2 (en) * | 1997-10-14 | 2001-12-17 | 住友金属工業株式会社 | Perforated rolling 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 |
CN101104179B (en) * | 2007-07-23 | 2010-10-06 | 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 |
EP2602031B1 (en) * | 2011-12-09 | 2015-05-20 | SMS Meer GmbH | Cone piercing mill for producing seamless tubes |
-
2016
- 2016-02-11 AR ARP160100371A patent/AR103659A1/en unknown
- 2016-02-11 RU RU2017131079A patent/RU2678625C1/en active
- 2016-02-11 CN CN201680009137.0A patent/CN107206441B/en active Active
- 2016-02-11 DE DE112016000717.5T patent/DE112016000717B4/en active Active
- 2016-02-11 WO PCT/IB2016/050724 patent/WO2016128923A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
RU2678625C1 (en) | 2019-01-30 |
DE112016000717T5 (en) | 2017-11-09 |
DE112016000717B4 (en) | 2020-01-23 |
CN107206441A (en) | 2017-09-26 |
AR103659A1 (en) | 2017-05-24 |
WO2016128923A1 (en) | 2016-08-18 |
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