CN1220920A - Device for crossed displacement of rolling rolls - Google Patents

Abstract

Device for the crossed displacement of rolling rolls, whether they be working rolls and low back-up rolls, in a rolling stand for sheet and/or strip, the rolls being supported at the ends by respective supporting shocks associated with stationary housing means, the device comprising means cooperating with at least one side wall of at least one chock and exerting a thrust action against the wall to achieve a lateral displacement on the rolling plane of the chock and the roll associated therewith, at least a compensation device to compensate the moment of traversing, caused by the eccentricity between the load force and the rolling thrust cooperating with the upper or lower side of at least one chock and anti-friction sliding means arranged at least between the upper face of the upper back-up roll and the means to adjust the rolling load.

Description

The intersection mobile device that is used for roll

The present invention relates to a kind of device that moves as the described roll intersection that is used for four-high mill of main claim.

The collaborative sheet material of the present invention is used for intersecting and horizontal mobile working roller and/or backing roll or/and the top and bottom rolls seat one of the four-high mill of band works.

The present invention also comprises the device that is used for the athwartship moment of compensating action on the bearing block of backing roll and working roll, because the eccentric throw that exists between load and rolling thrust makes said backing roll and working roll intersect.

In addition, the present invention also provides and has been used for being in intersection moving process under the loaded state, the carriage of bearing block at roll.

Prior art has comprised the four-high mill that is used for sheet material and band, this four-high mill comprises the working roll that oppositely is oppositely arranged, this working roll has been determined rolling plane, and working roll is assemblied on the corresponding bearing block, said each working roll is furnished with a backing roll, is used for the bending of restraint of labour roller in rolling step.

People know already, are necessary the mobile of rolling plane topping roll, and this will produce mutual cross bearing.

Early existing people advises adopting a plurality of systems to come moving shaft holder, the system that for example uses gear, screw, jack and other device to form.

Yet, these systems are with respect to simplicity, equipment cost and some other reason of harmony, enforcement and the application of the accuracy of locating, motion, comprising the size of required power, the huge bending that causes, malfunction of bearing or the like, all is not satisfied.

And, the detection of these systems that prior art is known and/or maintenance are not only time-consuming but also require great effort, these all are because the concrete equipment of their complexity, also be because the place that they are provided with is in the position that the staff is difficult to touch, perhaps being in must be at least earlier with the place that just can touch after the milling train partial disassembly, this must just can carry out after power supply is closed, and this has brought all technical and problems economically.

People also know already, during the intersection of roll moves, can produce an athwartship moment on the bearing block of backing roll; This is not point-blank caused with respect to the load on the bearing block that is acted on backing roll by hydraulic means by the thrust that milling train acts on the roll.

This moment produces huge friction, and this will cause the wearing and tearing and the mechanical breakdown of milling train.

And this friction has increased the mechanical action that system regulates thickness automatically and has lagged behind, and in thickness and the cross section that can not accurately control milling train.

The another one problem is exactly that rolling thrust can produce friction between the bearing block of backing roll up and down and corresponding part, and corresponding part is such as screw box, the hydraulic actuation sleeve pipe, and pad etc., these parts have been added to rolling thrust on the rolling-mill housing.

This friction hinders paired offset movement, and makes this offset movement be difficult to action under the situation of load adding; Yet this offset movement is absolutely necessary in the continuous rolling of sheet material or large-sized sheet material.

Applicant of the present invention successfully designs, tests and implemented the present invention, thereby has overcome shortcoming of the prior art and obtained further advantage.

The present invention is described in independent claims, and its feature has been described, and has described the variation of main embodiment in the dependent claims.

The purpose of this invention is to provide the device that a kind of roll intersection moves, the structure and the working method of this device are simple, are suitable for carrying out roll accurate, controllable and that coordinate and move.

The another one purpose be exactly when roll to intersect mobile mode when moving, be used for the athwartship moment of compensating action on the supporting roller bearing seat.

Another object of the present invention provides a kind of carriage, matches with bearing block, even this will make the intersection that also can carry out roll in rolling step move, thereby reduces widely or has eliminated and hindered the frictional force that this paired intersection moves.

The invention enables the cross bearing of the roll that obtains support to become possibility, also make it possible to keep the required time in this position, this process is to move by first end that makes roll, the direction that this first end moves is opposite with the moving direction of the other end of said same roller, and also the respective end moving direction with the roller that oppositely is oppositely arranged of this roller is opposite.

According to device of the present invention, in first embodiment, comprise the front cam device, this front cam device is in a position with bearing block sidewall actual contact; When current cam gear was rotated, they can give bearing block required transverse movement.

According to the present invention, the front cam device comprises at least two critical pieces.

Become routine according to one, the clinoplain of front cam critical piece is such plane, and this plane allows stable braking, thereby makes the front cam critical piece can not produce any backward rotation, and described this backward rotation can change the position that has reached.

The front cam device is driven by motor apparatus, and when this motor apparatus was activated, this motor apparatus had just determined to be passed to by the front cam device direction of the transverse movement at roll two ends.

Become routine according to one, all have the front cam device in two front portions of frame, they only act on the two ends of roll.

Become example according to another one, only have the front cam device in a front portion of frame, they only act on an end of roll.

According to another embodiment of the invention, wherein have the interfix element, this element is connected with bearing block, and the work that matches with the sliding members that drives by motor apparatus of said bearing block.

Mating surface between interfix element and the sliding members limits clinoplain, and this described clinoplain contacts by this way, that is, make the lengthwise movement that adds to sliding part be converted to the transverse movement of interfix part.

Sliding members is moved by the thread spindle that is driven by motor.

To each rolled parts, top or bottom; The sliding part that is connected with backing roll cooperates with thread spindle by screw thread, and said screw thread is with the direction setting opposite with sliding part, and said sliding part is connected with the working roll of same rolled parts.

The surface of clinoplain has opposite incline direction, and the surface of said clinoplain according to the displacement of the length direction of corresponding sliding part, makes the moving of horizontal or level of interfix part.

The incline direction that sliding part is connected to the surface of hand of spiral on the driving shaft and corresponding clinoplain mutually combines, just the required intersection of roll of the milling train that can obtain oppositely to be oppositely arranged in a split hair and measurable mode moves, and said screw thread links to each other sliding part with driving shaft.

In another embodiment, the interfix part is connected with mobile device, and this mobile device is positioned at the outside of fixed frame, thereby the staff is very easy to touch; This helps making detection, maintenance and calibration simple and rapid, and also simplifies the structure, and has improved the precision that location and motion cooperate, and has reduced equipment cost.

Telecontrol equipment belongs to irreversible over-center type, and cooperates with the arm that is driven by drive unit.

Become example according to one, eccentric or interfix element or arm have clamping device, and this clamping device can temporarily be clamped roll on any crossover location, and no matter they where so that the relaxing exercise device is convenient to carry out maintenance work.

Become routine according to one, between interfix part and milling train fixed frame, have adjusting device, be applicable to and adjust any undesired distortion and adjusting play.

According to a change example of the present invention, have the compensation arrangement that matches with the bearing block of at least one backing roll, this compensation arrangement is made up of a pair of transmission device that links to each other with rolling-mill housing, and each transmission device acts on a side of corresponding bearing block.

Become routine according to one, transmission device is symmetrically located at the both sides of the milling train middle vertical plane that includes roll axis.Become example according to another one, each of two bearing blocks of each backing roll all has a pair of transmission device.

Described a pair of transmission device pushes away and spurs work corresponding to the outer surface of upper of bearing block.

Become routine according to one, transmission device links to each other with the saddle of milling train, and acts on the lower surface of upper support roll bearing seat.

Become example according to one, all be provided with an independently regulating system for each transmission device, this regulating system makes transmission device be driven in reciprocal differential mode, and different operating pressures can be arranged when driving.

Become example according to another one, two transmission devices are controlled by a control module, and this control module demonstrates and the condition of work of roll and the relevant parameter of crossover location of roll, the degree that does not particularly align size and draught pressure scope; Control module gives the transmission device order, makes transmission device impose on that one at the two ends of roll are differential to push away, draw effect, and this order is to send according to the intensity and the direction that act on the athwartship moment on the corresponding axis bearing.

The influence of unbalance of athwartship moment has been eliminated in the action of compensation arrangement, and the rolling condition that can obtain to optimize reduces the friction between upper support roller and the bearing block like this, thereby has reduced the wearing and tearing of latter's parts, and also anti-system desired thickness can produce any deviation.

Become in the example at one, transmission device also can be used to control the balance of upper support roller.

According to another preferred embodiment, some anti-wear components are arranged, these elements are between the mechanism of adjusting play and between the bearing block outer surface of mechanism's (screw box, sensor (capsules), packing ring etc.) of roll transmitted load and the backing roll that is moved, and these elements act on the bearing block.

According to the first embodiment of the present invention, described anti-wear component is made up of a fluid bearing, in this fluid bearing, before the angle of the crossing is changed, can obtain the force value of a required circulating fluid.

Fluid bearing comprises a plurality of hydraulic containers, and this hydraulic container has been determined the gap between parts that are used for the adjusting play and corresponding axis bearing outer surface, and described hydraulic container is suitable for charging into liquid by required pressure in the intersection process under the roll loaded state.

Because the existence of these hydraulic containers, thus not contact, thereby also just not wearing and tearing.Method can be avoided too early wear problems like this, also can solve adjust precision in time passing and the problem that reduces, and the required maintenance of the parts that roll is intersected and increase the needs of active force.

According to another preferred embodiment, described antifriction element by at least one taper or frustum roller bearing-individual annular sector constitutes, this taper or frustum roller bearing are being used for transmitted load and be used for regulating between the parts in gap, and described gap is meant the gap between the outer surface of the bearing block that roll and parts affact.

Become example according to one, roll has cylindrical structural, and the load that adds thereon and the elastic buckling point of roll are depended in the bending of this structure.

Become example according to another one, have some linings, this lining has the roundlet roller of some rotations, and said lining is roughly pyramidal structure, is positioned at a zone radially, and the extension of their axis is crossing with the vertical axis by the roll mid point.

Become example according to another one, anti-wear element is made of the cylinder that is arranged on a zone.

Give an example as nonrestrictive, relevant figure provides and has expressed some most preferred embodiments of the present invention, and accompanying drawing is as follows.

Fig. 1 is the partial sectional view of the part of a milling train, and this milling train adopts the device of first embodiment of the invention;

Fig. 2 represents the detail section according to device of the present invention;

Figure 3 shows that the longitudinal section of the amplification of A part among Fig. 1;

Figure 4 shows that vertical expanded view shown in Figure 3;

The sectional side elevation that Fig. 5 partly amplifies for B among Fig. 1;

Fig. 6 is vertical expanded view of Fig. 5;

Fig. 7 is the schematic diagram that acts on the compensation arrangement of milling train;

Fig. 8 is the schematic diagram that becomes example of Fig. 7;

Fig. 9 and Figure 10 are partial sectional view, and Fig. 9 is a front view, and Figure 10 is a lateral plan, and shown in them is the another one embodiment of device shown in Figure 7;

Figure 11 is for adopting a partial schematic diagram that becomes the milling train of example of apparatus of the present invention;

Figure 12 is the cutaway view of A-A among Figure 11;

Figure 13 is a 3 dimensional drawing, and shown is the part that has a milling train of sliding bearing among first embodiment;

Figure 14 is a schematic diagram that becomes example of bearing shown in Figure 13;

Figure 15 shows that the front view of the milling train that adopts another one embodiment of the present invention;

Figure 16 is a partial view that becomes example of milling train shown in Figure 15;

Part shows and is used for rolled strip or/and the roll 10 of the milling train 11 of sheet material among Fig. 1, and the two ends of this roll 10 link to each other with bearing block 12, and this bearing block 12 is arranged in the space that is limited by support fixation frame 13.

Roll 10 shown in the figure can be represented going up or lower support roller or working roll in the four-high mill.

In the embodiment shown in Fig. 1-6, fixed frame 13 has through hole 14, and what surround in it is the driving shaft 15 of front cam mechanism 16, and described front cam mechanism 16 directly links to each other with a sidewall of corresponding bearing block 12.

As the front cam device 16 that in Fig. 2, can see, being substantially columnar first element 17 by one forms, this first cylindrical element 17 links to each other with corresponding driving axle 15, it cooperates with an element that is substantially cylinder 18 that is engaged with, this cylindrical element 18 directly or by an intermediary element links to each other with the bearing block 12 of roll 10 indirectly, to transmit motion.

Cylindrical element 17 and 18 comprises the front surface 19 and 20 that is in contact with one another, and described front surface 19 and 20 has been determined radial development and the inclined plane that cooperatively interacts.

Become routine according to one, between contact surface 19 and 20, have shoe, such as: bearing or roller, malthoid, low friction pad sheet etc.

Pass to axle 15, and the rotational motion that therefore passes to circle tube element 17 makes the inclined surface 19 of cylindrical element 17 in the engaged tapered surfaces 20 enterprising line slips of cylindrical element 18.So just can make cylindrical element 18 carry out axial linear movement on a direction or other direction, the direction of axially-movable can be determined by the direction of rotation of axle 15.

Front cam device 16 presents a plurality of operating positions gradually between the first operating position 16a and the second operating position 16b, wherein locate in first operating position, front cam device 16 has a whole minimum widith S1, and at place, second operating position, the front cam device has a whole Breadth Maximum S2.

Mode like this because cylindrical element 17 can rotate freely, constrains on the fixed frame 13 but be fixed, thereby the rectilinear motion of the axial displacement of cylindrical element 18 is directly passed to bearing block 12, and described cylindrical element 18 links to each other with bearing block 12.

In this case, the incompatible transmission campaign that matches of the mating surface 22 by ball or cylinder-shaped joint 21 and cylindrical element 18.

Cylindrical element 18 comprises that also a motion stops device 23, is used for preventing that cylindrical element 17 is rotated motion and surpasses needed amount.

In situation as shown in Figure 1, front cam device 16 is regulated by oppositely driving relatively of corresponding axle 15, the method of this adjusting comprises the first operating position 16a and the second operating position 16b of the both sides that lay respectively at bearing block 12, and they drive roll 10 according to required angle beta and intersect mobile.Driving shaft 15 is controlled effectively by a control system, thereby obtains harmonious and controllable displacement in the both sides of bearing block 12.

According to one embodiment of present invention, front cam this 16 is positioned at two fronts of milling train 11.

Become routine according to one, front cam device 16 only is positioned at a front of milling train 11.

Shown in Fig. 7-10, milling train 11 has a compensation arrangement 24, and in such cases, it matches with the bearing block 12 of upper support roller 10.Become routine according to one, have an identical compensation arrangement 24 and match with lower support roller 10.Compensation arrangement 24 be used for limiting or even eliminate the influence that acts on the athwartship moment on each bearing block 12, this athwartship moment is produced by eccentric throw " e ", and described eccentric throw " e " is to impose on the thrust " S " of roll and load " P " that adjusting device 25 imposes on same axis bearing 12 by the rolled piece that passes milling train and produce.

Eccentric throw " e " is by in the operation of rolling, the pair of cross position that backing roll and working roll presented and definite.

As shown in Figure 7, and describe in more detail in Fig. 9 and 10, according to the first embodiment of the present invention, compensation arrangement 24 comprises a pair of transmission device 26,126, and these two transmission devices 26,126 act on each outer surface of upper of two bearing blocks 12.

In this case, two transmission devices 26,126 are made of the supporter 27 that has bar 127, and in respect to the milling train middle vertical plane, be in symmetrical position and link to each other with fixed frame 13, this supporter 27 imposes on 28 1 effects that pull of plate, the power that is produced is by " K ", " K1 " expression, and described plate 28 forms an integral body by corresponding arm 26a, 126a and bearing block 12; Plate 28 can laterally slide with respect to these arms.

According to the present invention, transmission device 26,126 has a separate drive system, and link to each other with command unit with control, condition of work, the value of load " P ", the value of thrust " S " and the value of eccentric throw " e " of this control and command unit demonstration rolling system are not shown at this.

According to control of these parameters and command unit,, according to the athwartship moment that acts on bearing block 12 and make the inoperative substantially mode moving shaft holder 12 of this moment, drive two transmission devices 26,126 in differential mode by changing operating pressure separately.

The differential pressure that acts on bearing block 12 both sides have compensation by rolled piece by the load of bringing " P ", the effect that does not overlap the athwartship moment that is brought of thrust " S ".

Transmission device 26,126 is fixed on the corresponding column 20 of fixed frame 13 by fitting flange 29, and comprises supporter 27 separately, and this support does not have 27 and has a bar 127 that is fixed on an end of swing arm element 30, and described element 30 rotates around 31.

The end of arm 26a, 126a is fixed on an other end of swing arm element 30; The other end of arm 26a, 126a is fixed on the bearing block 12 of fit on backing roll 10.

According to change example shown in Figure 8, the following outer surface on each of two bearing blocks 12 of supporter 27 promotions, even in the step that the intersection of backing roll 10 moves accordingly, supporter 27,127 also keeps clamped conditions with respect to bearing block 12.In this case, two supporters 27 link to each other with bracket component 32, and the column of described bracket component and frame 13 is in aggregates.

According to the present invention, supporter 27 imposes a differential thrust according to the instruction of control module; The power that acts on bearing block 12 that this thrust produces is correspondingly by " Z ", " Z1 " expression, the effect of this power be for antagonism in the athwartship moment of bearing block 12 and/or make it inoperative substantially.

In Figure 13 and embodiment shown in Figure 14, bearing 41 is arranged on a centre position between a distribution grid 12a and the corresponding hydrostatic sensor 42, shown distribution grid 12a is used for distributed load on the corresponding bearing block 12 whole width of the backing roll 10 that is moved.

Sliding bearing 41 in Figure 13 is made of fluid bearing 41a, and this fluid bearing and hydrostatic sensor 42 are in aggregates, comprises one or more liquid containers 43, in the upper surface open of distribution grid 12a, pours into pressure fluid in it.

Liquid container 43 limits a gap 44, and this gap 44 is narrower than the upper surface of the distribution grid 12a of corresponding bearing block 12.

Work as conditions being possessed, when roll 10 was maintained on the fixing crossover location, the fluid pressure in the bearing 41a remained on zero point substantially, and load is passed by directly contacting between fluid bearing 41a and the distribution grid 12a by hydrostatic sensor 42.

Before the intersection of roll 10 moves, fluid pressure in the fluid bearing 41a is increased, thereby under the cooperation of the liquid container 43 of opening, between the lower surface of the upper surface of distribution grid 12a and fluid bearing 41a, just producing one deck liquid, this liquid level has been full of gap 44 fully.

This liquid film can make roll 10 moving under the basic friction free condition between bearing block 12 and the hydrostatic sensor 42, particularly without any contact, therefore also without any friction, moves under all guaranteed condition of the transmission of the rolling load of any situation.

Fluid pressure in fluid bearing 41a is controlled by control module, the parameter work that the parameter of this control module by monitoring relevant processing conditions and relevant roll 10 move, keep or the change fluid pressure according to the required suitable value of rolling step, so that the feasible pressure loading substantially constant that is added on the rolled piece that passes through between the roll.

In Figure 14, sliding bearing 41 is made of a rolling bearing 41b in fact, and this rolling bearing 41b has some circular cones or frustum shaped roller 45, this bearing 41b has a corresponding top, be opposite to the another one bearing, they interrelate, and described corresponding top surface is to bearing block.

Roller 45 radially is arranged on the middle contact position between the sliding members, Yi Bian link to each other with pressure sensor, another side links to each other with the upper wall of the bearing block 12 of upper support roller.

The extended line of the axis 45a of roller 45 intersects on the vertical line of mid point of the roll 10 that is moved substantially, and this vertical line is at the pivot that intersects in pairs in the step corresponding to roller 10.

Because the existence of roller 45 intersects to move under basic friction free condition and carries out, not friction on the horizontal plane of bearing block 12 has been guaranteed in the taper of roll 45.

Become example according to the another one that does not illustrate at this, roller 16 is cylindrical.

According to the change example shown in Figure 11 and 12, on the lateral attitude between fixed frame 13 and the bearing block 12, have interfix element 33 and match with mobile device 34.

Interfix element 33 inner surfaces contact with the sidewall of corresponding axis bearing 12, and form the plate of the two inclination symmetrical planes with diminishing gradient towards the outer surface of fixed frame 13 inwalls.

The first of clinoplain matches with the bearing block 12 that is used to support backing roll 10, and the second portion of clinoplain has the gradient of the minute surface symmetry opposite with first, matches with the bearing block 12 that is used to support relevant work roller 10.

In this case, mobile device 34 is that all bearing blocks 12 are common, comprises motor apparatus, and this motor apparatus can cause 35 rotations of a threaded drive shaft; Threaded drive shaft 35 acts on sliding part 36, and described threaded drive shaft is arranged between fixed frame 13 and the corresponding interfix element 33.

In this case, each sidewall for bearing block 12 all has a sliding part 36.

Sliding part 36 has angled front 36a, and this inclined plane front surface matches with the corresponding inclined surface of interfix element 33 outer surfaces.

The sliding members 36 that links to each other with upper support roller 10 links to each other with threaded drive shaft 35 by the sleeve part that is threaded 37a, for example threaded sleeve is selected on a right side, its hand of spiral is opposite with screw thread 37b, screw thread 37b is a left hand thread, this right-handed thread sleeve pipe connecting thread driving shaft 35 and sliding part 36, and sliding part 36 links to each other with corresponding work roll 10.

Because match in the corresponding front surface 36a clinoplain surface opposite with having incline direction of sliding part 36, thereby the rotation of threaded drive shaft 35 makes backing roll move with identical direction with the relevant work roller.

In case the direction of rotation of threaded drive shaft 35 determines that the opposite direction of screw thread 37a, 37b just causes 36 1 opposite vertical motions of respective slide; When the sliding part 36 that links to each other with the bearing block 12 of backing roll moved down, the sliding part 36 that links to each other with working roll bearing block 12 moved up, and vice versa.

The incline direction that this relative vertical motion is opposite with the outer surface inclined plane of interfix part 33 cooperates, the horizontal of equidirectional that causes bearing block 12 moves, therefore cause that also identical the horizontal of equidirectional of rolling the roll 10 on the seat moves, described interfix part 33 has the front surface 36a of sliding part 36 to cooperate with it.

Meanwhile, the mobile device 34 that links to each other with bearing block 12 other sides is driven, by reverse rotation respective threaded driving shaft 35 or comprise the screw thread opposite with sleeve pipe 37, said sleeve pipe is connected with sliding part 36, and sliding part 36 matches with same bearing block 12.

Have template guiding piece 38 between the slidingsurface of fixed frame 13 and sliding part 36, this plate shape guiding piece is served as a contrast with anti-wear material, is beneficial to the motion of sliding members 36.

In addition, also be provided with template adjusting device 39, this plate shape adjusting device 39 links to each other with screw type adjusting device 40, and this screw type adjusting device 40 is fixedlyed connected with fixed frame 13, and these make the final position of the maximum sideslip amount of its energy regulating shaft bearing 12.

Become routine according to one, the connection between screw-type driving shaft 35 and the sliding part 36 obtains by an internal thread axle sleeve, and this axle sleeve has the screw thread of ball bearing.

In the embodiment shown in Figure 15 and 16, interfix element 33 matches with moving member 34, constitute a bar/crank structure, and comprise one-way eccentric device 46, this one-way eccentric device 46 links to each other with arm 47, and this arm 47 links to each other with the motion bar of being controlled by the supporter 49 that is fixed on the fixed frame 13 48.

The first arm 47 that links to each other with upper support roller 10 is connected with corresponding supporter 49, and other arm 47 is driven by the vertical motion with the first arm 47 moving lever 48 in aggregates.

Tie point between supporter 49 and the first arm 47 is moved toward the outside on a plane and moves, being centered close on the described plane of eccentric 46, described tie point are moved to outside, described plane and are made supporter 49 be displaced sideways interfix element 33 required power to reduce.

The circular motion that the vertical motion of moving lever 48 passes to arm 47 is passed to bar 50 by eccentric 46 and makes horizontal rectilinear motion, and described bar 50 is fixedlyed connected with interfix element 33.

Can comprise the vertical motion that suitable slip and guide member are beneficial to moving lever 48, prevent unwanted distortion and compensate any possible gap.

Eccentric 46 has the axis of the nominal horizontal axis that is parallel to roll 10.

Become routine according to one, the axis normal of eccentric 46 meets at right angles with it substantially in the nominal horizontal axis of roll 10.

The structure of eccentric 46 makes the location of interfix element 33 of bearing block 12 1 sides and the interfix element 33 of bearing block 12 other sides will coordinate mutually being positioned in the motion on the other direction.

And according to this structure, the direction of motion that the interfix element 33 of top milling train is accepted is opposite with the direction of motion that passes to bottom milling train element 33, thereby causes the cross bearing of roll 10.

Situation as shown in figure 15, top milling train and bottom milling train link to each other by a supporter 49, thus this supporter 49 links to each other with moving lever 48 again and makes the element of top milling train move with respect to bottom milling train element in the other direction.

This is that these 2 differ 180 ° because arm 47 is fixed in eccentric 46 with antipodal 2 between top milling train and bottom milling train.

Similarly, the point that is connected between the eccentric of the opposite side of arm 47 and same bearing block 12 is by reverse setting fully.

Become routine according to one, match with a corresponding supporter 49 in the milling train upper and lower, and the corresponding construction minute surface symmetry of connection between the corresponding eccentric 46 of arm 47 and top milling train and bottom milling train.

Become example according to another one, the interfix part 33 that links to each other with backing roll 10 is controlled by a moving lever 48 by identical supporter 49, described moving lever 48 links to each other with each arm 47 on being connected in eccentric 46, and described each arm 47 is opposite fully with eccentric 46 tie points; Working roll 10 links to each other with another one supporter 49, and this supporter 49 also links to each other with its oneself moving lever 48, and this moving lever 48 links to each other with each eccentric 46, and each fixing point is opposite fully.

Another one as shown in figure 16 becomes example, all has a supporter 49 for each roll 10, and it directly links to each other with eccentric 46 by arm 47.In this case, the connection between arm 47 and eccentric 46 is with respect to milling train upper and lower minute surface symmetry.

Claims (20)

1, a kind of roll (10) intersection mobile device, no matter they are working roll and/or the backing rolls on the milling train (11) that is used in rolled plate and/or band, the respective support bearing block (12) that this roll (10) is linked to each other with fixed frame (13) at its two ends supports, this roll intersection moves rolling being characterised in that, it comprises a device, this device matches with at least one sidewall of at least one bearing block (12), and impose on thrust of sidewall, so that obtaining one with the roll that links to each other with bearing block (10) on rolling plane, laterally moves bearing block (12); Also comprise at least one compensation arrangement (24), this compensation arrangement (24) is used for compensate for lateral moment, described athwartship moment is caused by the eccentric throw (" e ") that is positioned between load (" P ") and the roll-force (" S "), described compensation arrangement (24) matches with the last or downside and the antifriction carriage (41) of at least one bearing block (12) of backing roll (10), and said antifriction carriage (41) is arranged on the upper surface of upper support roller (10) at least and is used to regulate between the device (42) of rolling load.

2, device as claimed in claim 1, wherein be used for comprising front cam device (16) to the device of applied thrust at least one sidewall of at least one bearing block (12), its axis is positioned on the plane that is in substantially parallel relationship to rolling plane, link to each other with driving shaft (15), front cam device (16) comprises at least two coaxial basically cylindrical elements (17,18), one of them cylindrical element links to each other with driving shaft (15), the another one cylindrical element matches with bearing block (12), described front cam device (16) comprises interconnective front surface (19,20), these two front surfaces (19,20) limit the plane that radially slides of inclination with at least two parts, the lateral displacement that rotatablely moves with bearing block (12) that passes to front cam device (16) changes.

3, device as claimed in claim 2, wherein said front cam device (16) comprises that first of a maximum pressure limits the position, described front cam device has a minimum widith (" S1 ") in this position, front cam device (16) comprises that also one second limits the position, and this front cam device (16) limits the width (" S2 ") that the position has a maximum second.

4, as the device of claim 2 or 3, wherein, between the cylindrical element (18) and corresponding axis bearing (12) of front cam device (16), have the spheroidal or the cylindrical appliance that are used for transmitting motion (21).

5,, wherein connect surface (19,20) before the clinoplain and comprise that motion stops device (23) as one of any described device of claim 2 to 4.

6, as one of any described device of claim 2-5, wherein between interconnective front surface (19,20), has antifriction device.

7, device as claimed in claim 1, wherein be used for comprising an interfix part (33) to the device of at least one sidewall applied thrust of at least one bearing block (12), this interfix part (33) has inboard lateral surfaces and the outer surface that links to each other with the sidewall of bearing block (12), outer surface is to the wall of fixed frame (13), the outer surface of this interfix part has two clinoplains of in the vertical direction opposite orientation, the part of each opposite orientation of two clinoplains matches with a corresponding sliding part (36), this sliding part (36) comprises and the clinoplain front surface (36a) of two clinoplain engagements and the slidingsurface that matches with the sidewall of fixed frame (13), sliding members (36) links to each other with the driving element (35) of a screw-type, this screw-type actuator (36) has rightabout connecting thread, and (37a 37b) is used for each sliding part (36) of linking to each other with same interfix part (33).

8, device as claimed in claim 7 wherein has antifriction guiding device (38) between sliding part (36) and fixed frame (13).

9, device as claimed in claim 1, comprise an interfix part (33) that links to each other with moving member (34) wherein for the device of at least one sidewall applied thrust effect of at least one bearing block (12), described moving member (34) is positioned at the outside of frame (13), which comprises at least actuator (49), eccentric (46), described actuator (49) links to each other with rod member (48), rod member 48 is fixedlyed connected with eccentric (46) by arm (47), described eccentric (46) links to each other with bar (50), and bar 50 can be done to move axially and act on interfix part (33) perpendicular to the milling train perpendicular.

10, the device shown in claim 9, the wherein connection between eccentric (46) and the respective arms (17), between the upper and lower of milling train, minute surface symmetry for each side of milling train (11).

11, device as claimed in claim 1, wherein compensation arrangement (24) comprises transmission mechanism (26,126), this transmission mechanism (26,126) link to each other with the one side at least of at least one bearing block (12), and impose on (12) push-and-pull actions of bearing block, this push-and-pull action is relevant with the crossover location of roll (10), this crossover location is vertical median surface of the center line by milling train (11) relatively, and described push-and-pull action is also relevant with eccentric throw (" e ") simultaneously.

12, device as claimed in claim 11, the transmission mechanism (26 of compensation arrangement (24) wherein, 126) comprise a pair of studdle (27) that is used for each bearing block (12), this links to each other with fixed frame (13) to studdle and matches with the upper surface of corresponding axis bearing (12).

13, as the device of claim 11, the transmission mechanism (26 of compensation arrangement (24) wherein, 126) comprise a pair of studdle (27) that is used for each bearing block (12), this studdle (27) links to each other with the lateral brace of frame (13), and matches with the lower surface of corresponding axis bearing (12).

14, as one of any described device of claim 11-13, wherein the transmission mechanism (26,126) of compensation arrangement (24) has the function of balance upper support roller (10).

15, as one of any described device of claim 11-14, wherein the transmission mechanism (26,126) of compensation arrangement (24) drives control by control and coordination unit.

16, device as claimed in claim 15, control module wherein receives at least the thrust (" S ") corresponding to the rolled piece by roll, pass to load (" P "), deviation or the eccentric throw (" e ") of bearing block (12) and impose on transmission mechanism (26, the actual forces (" K " of push-and-pull campaign 126), " K1 ", " Z ", " Z1 ") input signal.

17, device as claimed in claim 1, wherein antifriction carriage (41) comprises one or more fluid containers (43), be arranged on the upper surface of bearing block and regulate rolling load rolling between, be opened on their lower surface, be used for holding and limit fluid, this fluid container (43) limits a gap (44) corresponding to the upper surface of corresponding bearing block (12), this gap (44) is suitable for being full of the fluid with pressurization function, and this pressurization function is provided with for milling train work at present step.

18, device as claimed in claim 1, wherein antifriction device (41) comprises taper shape or frustum shaped roller (45), contact position in the middle of being arranged on one, this position is positioned between the sliding part that sliding part that one and bearing block (12) be fixed together and and fixed frame (13) be fixed together, the top surface of conical rollers (45) is to bearing block (12), these rollers (45) interrelate with this bearing block, these rollers (45) radially be provided with limit one fan-shaped, this fan-shaped center is decided by the vertical projection of the pivot of respective support roller (10).

19, device as claimed in claim 18, wherein said roller be cylinder shape radially be arranged to one fan-shaped, the extended line of their axis intersects at the vertical axis by the mid point of roll (10).

20, as one of any described device of claim 17-19, wherein antifriction carriage (41) links to each other with a distribution grid (12a), this distribution grid and bearing block (12) are fixed together, and be arranged between carriage (41) and the bearing block (12), be substantially the whole width of said bearing block (12).

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