CN111618090A - Roller-changing transverse device for heavy-load H-shaped steel and cloud-rail tandem rolling mill roller system - Google Patents
Roller-changing transverse device for heavy-load H-shaped steel and cloud-rail tandem rolling mill roller system Download PDFInfo
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- CN111618090A CN111618090A CN202010258301.XA CN202010258301A CN111618090A CN 111618090 A CN111618090 A CN 111618090A CN 202010258301 A CN202010258301 A CN 202010258301A CN 111618090 A CN111618090 A CN 111618090A
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- 238000005096 rolling process Methods 0.000 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007688 edging Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/088—H- or I-sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/085—Rail sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
- B21B31/10—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts by horizontally displacing, i.e. horizontal roll changing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The invention discloses a roll changing and traversing device for a roll system of a heavy-duty H-shaped steel and cloud rail tandem rolling mill. The method comprises the following steps: a track; a translation hydraulic cylinder is arranged in the middle of one end of the track through a support; a plurality of groups of transverse trolleys are arranged on the track in series; the flat head of the translation hydraulic cylinder is hinged on the transverse trolley of the far hydraulic cylinder; the cross travelling trolley comprises a cross travelling frame; four groups of wheels with brackets are fixed at the bottom of the traverse frame; two sets of roller system trolley tracks are fixed on each set of traverse carriage, and the roller system trolley tracks are matched with the corresponding roller system trolleys to move. The invention can realize the simultaneous roll change of the three-frame roll system, reduce the roll change time and improve the production efficiency.
Description
Technical Field
The invention relates to the field of tandem rolling mills, in particular to a device for simultaneously changing and transversely moving roll systems of three tandem rolling mills for rolling ultra-wide and ultra-thick H-shaped steel and cloud rails.
Background
On super wide super thick H shaped steel and cloud rail steel rolling production line, the finishing mill group leads to producing and adopts the compact arrangement mode, this arrangement mode is also called CCS, three rolling mills are arranged along rolling central line series in proper order, omnipotent rough rolling (UR), edging (E), omnipotent finish rolling (UF), adopt the backup roll volume that this kind of mode steel rolling can greatly reduced steel mill, reduce cost, but also there is the drawback simultaneously, the product of rolling different specifications, need to change the roller system of three rolling mills simultaneously, the change of roller system all adopts the unit to change in the past, if adopt the mode that the unit was changed, it is very consuming time, and inefficiency, consequently, it is the problem of waiting to solve to develop one kind and change three frame roller system sideslip devices.
Disclosure of Invention
Aiming at the problems, the invention provides a roll changing and traversing device for a roll system of a heavy-duty H-shaped steel and cloud-rail tandem rolling mill, which is driven by adopting a hydraulic mode and is easy to maintain and repair.
In order to achieve the above object, the present invention provides a roll-changing traversing device for a heavy-duty H-shaped steel and cloud-rail tandem rolling mill roll system, comprising:
a track;
a translation hydraulic cylinder is arranged in the middle of one end of the track through a support;
a plurality of groups of transverse trolleys are arranged on the track in series; the flat head of the translation hydraulic cylinder is hinged on the transverse trolley of the far hydraulic cylinder;
the cross travelling trolley comprises a cross travelling frame; four groups of wheels with brackets are fixed at the bottom of the traverse frame;
two sets of roller system trolley tracks are fixed on each set of traverse carriage, and the roller system trolley tracks are matched with the corresponding roller system trolleys to move.
Further, the sideslip dolly be six groups, wherein:
two groups of roller system trolley rails fixed on the first group of transverse moving frames and the fourth group of transverse moving frames are superposed with the longitudinal moving rails of the UR roller system trolley and are also at the same elevation in the height direction;
two groups of roller system trolley tracks fixed on the second group of transverse moving frames and the fifth group of transverse moving frames are superposed with the longitudinal moving track of the E roller system trolley and are at the same elevation in the height direction;
two groups of roller system trolley rails fixed on the third group of transverse moving frames and the sixth group of transverse moving frames are superposed with the UF roller system trolley longitudinal moving rail and are also at the same elevation in the height direction.
Furthermore, two groups of locking hydraulic cylinders are fixed on two side surfaces of each group of the traverse frames, two groups of locking plugs are respectively fixed on piston rods of the two groups of locking hydraulic cylinders, two adjacent groups of the traverse frames are connected by two groups of connecting plugs, and the two groups of connecting plugs are connected by bolts; an adjusting shim group is also arranged between the two groups of connecting plugs.
The invention relates to a roller system roller changing traversing device and a method for a heavy-duty H-shaped steel and cloud rail serial rolling mill, when a UR universal rolling mill, an E edging mill and a UF universal rolling mill form a serial unit to roll the heavy-duty H-shaped steel and cloud rail, a UR roller system trolley, an E roller system trolley and an UF roller system trolley are respectively hidden in the ventral of the UR universal rolling mill, the E edging mill and the UF universal rolling mill, in addition, the UR roller system trolley, the E roller system trolley and the UF roller system trolley are respectively required to be replaced on a fourth, a fifth and a sixth group of traversing frames, before the specification and variety of a rolled product are replaced, firstly, corresponding new roller systems are assembled on line at first, locking hydraulic cylinders with locking plugs fixed on the two sides of the fourth group of traversing frame are extended out, and locking plugs on the two sides of the corresponding UR roller system trolley, fifth group of E roller system trolley and sixth group of UF roller system trolley are inserted into lug seats A on the two sides of the UR system trolley, The ear seats B drive the locking hydraulic cylinders which are fixed on the two sides of the fifth group of the traverse carriage and are provided with locking plugs to extend out, the locking plugs on the two sides are inserted into the ear seats C and the ear seats D on the two sides of the corresponding E roller system trolley of the group, the locking hydraulic cylinders which are fixed on the two sides of the sixth group of the traverse carriage and are provided with locking plugs to extend out, the locking plugs on the two sides are inserted into the ear seats E and the ear seats F on the two sides of the corresponding UF roller system trolley of the group, the locking processes can be carried out simultaneously, then the assembly of a new roller system is completed, in order to explain the whole traverse roll changing process, the UR roller system trolley, the E roller system trolley and the UF roller system trolley which are provided with the new roller system are named as B group of roller systems, the UR roller system trolley, the E roller system trolley and the UF roller system trolley are hidden in the inner flanks of the UR universal rolling mill, the E rolling mill and the UF, only three roller systems in the machine abdomen of the UR universal rolling mill, the E edging mill and the UF universal rolling mill need to move from a rolling center line to a position of a roll changing traverse center line through corresponding UR roller system trolleys, E roller system trolleys and UF roller system trolleys along a corresponding longitudinal moving rail of the UR roller system trolleys, a longitudinal moving rail of the E roller system trolleys and a longitudinal moving rail of the UF roller system trolleys, a driving system for driving the UR roller system trolleys, the E roller system trolleys and the UF roller system trolleys to move longitudinally is not described, then locking hydraulic cylinders fixed on two sides of a first group of traverse frames and provided with locking plugs are driven to extend, locking plugs on two sides are inserted into lug seats A and lug seats B on two sides of the corresponding UR roller system trolleys, locking hydraulic cylinders fixed on two sides of a second group of traverse frames and provided with locking plugs are driven to extend, locking plugs on two sides are inserted into lug seats C and lug seats on two sides of, And the lug seats D drive the locking hydraulic cylinders which are fixed on the two sides of the third group of transverse moving frames and are provided with locking plugs to extend out, the locking plugs on the two sides are inserted into the lug seats E and the lug seats F on the two sides of the corresponding UF roller system trolley, and the locking processes can be simultaneously carried out. Then a translation hydraulic cylinder in a translation driving system is driven to move the group A of roller systems from the position 1 to the position 3 along the track in the track system, and the group B of roller systems is moved from the position 2 to the position 1 where the original group A of roller systems are located. Then, the locking hydraulic cylinders fixed on the two sides of the fourth group of traverse frames in the B group of new roller systems positioned at the position 2 are driven to retract, the locking plugs on the two sides are disengaged from the lug seats A and B on the two sides of the UR roller system trolley corresponding to the group, the locking hydraulic cylinders fixed on the two sides of the fifth group of traverse frames are driven to retract, the locking plugs on the two sides are disengaged from the lug seats C and D on the two sides of the E roller system trolley corresponding to the group, the locking hydraulic cylinders fixed on the two sides of the sixth group of traverse frames are driven to retract, the locking plugs on the two sides are disengaged from the lug seats E and F on the two sides of the UF roller system trolley corresponding to the group, and the locking and unlocking processes can be carried out simultaneously. Then, a new roller system UR roller system trolley, an E roller system trolley and a UF roller system trolley which are arranged in the group B of roller systems are driven to move from the roller changing transverse moving center line to the rolling center line along a UR roller system trolley longitudinal moving rail, an E roller system trolley longitudinal moving rail and a UF roller system trolley longitudinal moving rail. Meanwhile, the locking hydraulic cylinders fixed on two sides of the first group of transverse moving frame in the A group of old roller system at the position 3 are driven to retract, the locking plugs on two sides are disengaged from the lug seats A and B on two sides of the UR roller system trolley corresponding to the group, the locking hydraulic cylinders fixed on two sides of the second group of transverse moving frame are driven to retract, the locking plugs on two sides are disengaged from the lug seats C and D on two sides of the E roller system trolley corresponding to the group, the locking hydraulic cylinders fixed on two sides of the third group of transverse moving frame are driven to retract, the locking plugs on two sides are disengaged from the lug seats E and F on two sides of the UF roller system trolley corresponding to the group, and the old roller system is conveyed to a machine maintenance room through a crane of a factory building to be disassembled from rollers. When the roller needs to be replaced again, the translation hydraulic cylinders in the translation driving system are driven to move the group A new roller system from the position 3 to the position 1 along the track in the track system, the group B old roller system is moved from the position 1 to the position 2, and the rest processes are the same as the above.
Therefore, the time can be greatly saved, the production efficiency is improved, the manual operation time is reduced, and the maintenance is convenient and simple.
Drawings
FIG. 1 is a front view of an embodiment of a roll-changing traversing device for a roll system of a heavy-duty H-shaped steel and cloud-rail tandem rolling mill according to the present invention;
FIG. 2 is a top view of an embodiment of a roll-changing traversing device for a roll system of a heavy-duty H-shaped steel and cloud-rail tandem rolling mill according to the present invention;
FIG. 3 is a southwest isometric view of an embodiment of a roll changing and traversing device for a roll system of a heavy-duty H-shaped steel and cloud rail tandem mill according to the invention;
FIG. 4-1 is an enlarged view of a connection plug of an embodiment of a roll-changing traversing device for a roll system of a heavy-duty H-shaped steel and cloud-rail tandem rolling mill according to the present invention; fig. 4-2 is a sectional view taken along line a-a of fig. 4-1.
FIG. 5 is a partially enlarged view of the U-R roll system of FIG. 2.
FIG. 6 is a partially enlarged view of the U-R roll system of FIG. 1.
Detailed Description
The invention is further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-6, the roll-changing traversing device and method for a heavy-duty H-beam and cloud-rail tandem rolling mill roll system of the present embodiment includes a track system, a translation driving system, and a traversing carriage system.
The track system is as shown in figure 2 along roll-changing sideslip center line symmetrical arrangement, track 1 system includes track 1, backing plate 2, clamp plate 3, crab-bolt 4, the multiunit crab-bolt 4 that is located roll-changing sideslip center line one side passes multiunit backing plate 2 of this side, fix this side multiunit backing plate 2 on the civil engineering basis, the multiunit crab-bolt 4 anchor of this side is on the civil engineering basis, the multiunit clamp plate 3 of this side compresses tightly track 1 in the top of multiunit backing plate 2, the multiunit crab-bolt 4 that is located roll-changing sideslip center line opposite side passes multiunit backing plate 2 of this side, fix this side multiunit backing plate 2 on the civil engineering basis, the multiunit crab-bolt 4 anchor of this side is on the civil engineering basis, the multiunit clamp plate 3 of this side compresses tightly track 1 in the top of multiunit backing plate 2 as shown in figures 1.
The translation driving system comprises a translation hydraulic cylinder 11, a support 10 and a connecting seat 12, wherein a cylinder barrel of the translation hydraulic cylinder 11 is fixed on the support 10, the support 10 is fixed on a civil engineering foundation, a flat head of the translation hydraulic cylinder 11 is hinged to the connecting seat 12, and the connecting seat 12 is fixed on the lower portion of a fourth group of transverse trolleys as shown in figures 1 and 3.
The cross sliding trolley system comprises locking hydraulic cylinders 5, locking plugs 6, roller system trolley tracks 7, cross sliding frames 8, wheel with supports 9, connecting plugs 12 and adjusting gasket groups 13, six sets of cross sliding frames 8 are sequentially arranged along the center line of the roller changing cross sliding, four sets of wheel with supports 9 are fixed at the bottom of each set of cross sliding frame 8, two sets of locking hydraulic cylinders 5 are fixed on two side surfaces of each set of cross sliding frame 8, two sets of locking plugs 6 are respectively fixed on piston rods of the two sets of locking hydraulic cylinders 5, two sets of roller system trolley tracks 7 are fixed on each set of cross sliding frame 8, the roller system trolley tracks 7 move in cooperation with corresponding roller system trolleys, the two sets of roller system trolley tracks 7 fixed on the first set of cross sliding frame 8 are superposed with UR roller system trolley longitudinal moving tracks and are also at the same elevation in the height direction, the two sets of roller system trolley tracks 7 fixed on the second set of cross sliding frame 8 are superposed with E roller system trolley longitudinal moving tracks, and at the same elevation in the height direction, two sets of roller system trolley rails 7 fixed on the third set of traverse frames 8 are superposed with the UF roller system trolley longitudinal moving rail, and at the same elevation in the height direction as shown in figures 1 and 2. The connection condition between groups is described by taking a first group of traverse frames 8 and a second group of traverse frames 8 as an example, the connection between the groups is connected by two groups of connecting plugs 12, wherein one group of connecting plugs 12 is hinged on the lower ear plate of the first group of traverse frames 8, the other group of connecting plugs 12 is hinged on the second group of traverse frames 8, the two groups of connecting plugs 12 are connected together by bolts, an adjusting gasket group 13 is also arranged between the two groups of connecting plugs 12 as shown in fig. 4, the second group of traverse frames 8 and a third group of traverse frames 8, the third group of traverse frames 8 and a fourth group of traverse frames 8, the fourth group of traverse frames 8 and a fifth group of traverse frames 8, and the cracking condition of the fifth group of traverse frames 8 and the sixth group of traverse frames 8 are as shown in fig. 1, 2 and 3.
Example 2
On the basis of the above-described embodiments, as shown in fig. 1, 2, 3 and 5: when a UR universal rolling mill, an E edging mill and a UF universal rolling mill form a tandem unit to roll heavy-load H-shaped steel and cloud rails, a UR roller system trolley, an E roller system trolley and a UF roller system trolley are respectively hidden in the ventral of the UR universal rolling mill, the E edging mill and the UF universal rolling mill, in addition, the UR roller system trolley, the E roller system trolley and the UF roller system trolley are respectively required to be replaced on a fourth group of transverse frames 8, before the rolled product specification and variety are replaced, firstly, corresponding new rollers are assembled on a fourth group of UR roller system trolley, a fifth group of E roller system trolley and a sixth group of UF roller system trolley on line, before the new rollers are assembled, locking hydraulic cylinders 5 which are fixedly arranged on two sides of the fourth group of transverse frames 8 are driven to extend, the locking plugs 6 on two sides are inserted into lug seats A and lug seats B on two sides of the corresponding UR roller system trolley, locking hydraulic cylinders 5 which are fixedly arranged on two sides of the fifth group of transverse frames 8 are driven to extend out, the locking plugs 6 at two sides are inserted into the ear seats C and D at two sides of the corresponding E roller system trolley, the locking hydraulic cylinders 5 which are fixed at two sides of the sixth group of traverse frames 8 and are provided with the locking plugs 6 are driven to extend, the locking plugs 6 at two sides are inserted into the ear seats E and F at two sides of the corresponding UF roller system trolley, the locking process can be simultaneously carried out, then the assembly of a new roller system is completed, in order to explain the whole traverse roll changing process, the UR roller system trolley, the E roller system trolley and the UF roller system trolley which are provided with the new roller system are named as a B roller system, the UR roller system trolley, the E roller system trolley and the UF roller system trolley are hidden in the UR universal rolling mill, the E edging mill and the UF roller system trolley, and the A roller system trolley are named as an A roller system, when the specification and the variety of a rolled product need to be changed, only three roller systems in the UR universal rolling mill, the E edging mill and UF universal rolling mill need to pass through the corresponding UR roller system trolleys, E roller system trolleys and UF roller system trolleys move to the positions of the roll change transverse moving center line from the rolling center line along the corresponding UR roller system trolley longitudinal moving track 1, E roller system trolley longitudinal moving track 1 and UF roller system trolley longitudinal moving track 1, a driving system for driving the UR roller system trolleys, E roller system trolleys and UF roller system trolleys to move longitudinally is not described any more, then locking hydraulic cylinders 5 which are fixedly arranged at two sides of a first group of transverse moving frames 8 and are provided with locking plugs 6 are driven to extend, the locking plugs 6 at two sides are inserted into lug seats A and lug seats B at two sides of the corresponding UR roller system trolleys, locking hydraulic cylinders 5 which are fixedly arranged at two sides of a second group of transverse moving frames 8 are driven to extend, the locking plugs 6 at two sides are inserted into lug seats C and lug seats D at two sides of the corresponding E roller system trolleys, and locking hydraulic cylinders 5 which are fixedly arranged at two sides of a third group of transverse moving frames 8 and are provided with locking plugs 6 are, the locking plugs 6 at both sides are inserted into the lug seats E and the lug seats F at both sides of the corresponding UF roller system trolley, and the locking process can be carried out simultaneously. Then a translation hydraulic cylinder 11 in a translation driving system is driven to move the group A of roller systems from the position 1 to the position 3 along a track 1 in the track system, and the group B of roller systems is moved from the position 2 to the position 1 where the original group A of roller systems are located. Then, the locking hydraulic cylinders 5 which are fixed at the two sides of the fourth group of traverse frames 8 in the B group of new roller systems at the position 2 and are provided with the locking plugs 6 are driven to retract, the locking plugs 6 at the two sides are disengaged from the lug seats A and the lug seats B at the two sides of the UR roller system trolley corresponding to the group, the locking hydraulic cylinders 5 which are fixed at the two sides of the fifth group of traverse frames 8 and are provided with the locking plugs 6 are driven to retract, the locking plugs 6 at the two sides are disengaged from the lug seats C and the lug seats D at the two sides of the E roller system trolley corresponding to the group, the locking hydraulic cylinders 5 which are fixed at the two sides of the sixth group of traverse frames 8 and are provided with the locking plugs 6 are driven to retract, the locking plugs 6 at the two sides are disengaged from the lug seats E and the lug seats F. Then, a new roller system UR roller system trolley, an E roller system trolley and a UF roller system trolley which are arranged in the group B of roller systems are driven to move along a longitudinal moving track of the UR roller system trolley, a longitudinal moving track of the E roller system trolley and a longitudinal moving track 1 of the UF roller system trolley from a roller changing transverse moving central line to a rolling central line. Meanwhile, the locking hydraulic cylinders 5 which are fixed at two sides of a first group of traverse frames 8 in the A group of old roller systems at the position 3 and are provided with locking plugs 6 are driven to retract, the locking plugs 6 at two sides are disengaged from the lug seats A and the lug seats B at two sides of the UR roller system trolley corresponding to the group, the locking hydraulic cylinders 5 which are fixed at two sides of a second group of traverse frames 8 and are provided with the locking plugs 6 are driven to retract, the locking plugs 6 at two sides are disengaged from the lug seats C and the lug seats D at two sides of the E roller system trolley corresponding to the group, the locking hydraulic cylinders 5 which are fixed at two sides of a third group of traverse frames 8 and are provided with the locking plugs 6 are driven to retract, the locking plugs 6 at two sides are disengaged from the lug seats E and the lug seats F at two sides of the UF roller system trolley corresponding to the group, and the old roller system. When the roller needs to be replaced again, the translation hydraulic cylinder 11 in the translation driving system is driven to move the group A new roller system from the position 3 to the position 1 along the track 1 in the track system, the group B old roller system is moved from the position 1 to the position 2, and the rest processes are the same as the above. The three-stand roll changing of the CCS rolling mill can be realized by repeating the above processes.
Example 6
On the basis of the embodiment, because the positioning precision of the roll-changing traversing device for the roll system of the heavy-duty H-shaped steel and cloud-rail tandem rolling mill is related to the installation precision of the three-stand rolling mill, when the rolling precision of the three stands is deviated, the track fixed on the traversing rack can be adjusted to match the centers of the UR roll system trolley, the E roll system trolley and the UF roll system trolley through adjusting the adjusting gasket group 13 between the adjusting group and the group, and the strong guarantee is provided for roll changing of the three-stand rolling mill. As shown in fig. 4-1 and 4-2.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (3)
1. The utility model provides a be used for heavy-duty H shaped steel, cloud rail tandem rolling mill roller system roll change sideslip device which characterized in that: the method comprises the following steps:
a track;
a translation hydraulic cylinder is arranged in the middle of one end of the track through a support;
a plurality of groups of transverse trolleys are arranged on the track in series; the flat head of the translation hydraulic cylinder is hinged on the transverse trolley of the far hydraulic cylinder;
the cross travelling trolley comprises a cross travelling frame; four groups of wheels with brackets are fixed at the bottom of the traverse frame;
two sets of roller system trolley tracks are fixed on each set of traverse carriage, and the roller system trolley tracks are matched with the corresponding roller system trolleys to move.
2. The roll-changing traversing device for the roll train of the heavy-duty H-shaped steel and cloud rail tandem rolling mill according to claim 1, wherein: the transverse moving trolley is divided into six groups, wherein:
two groups of roller system trolley rails fixed on the first group of transverse moving frames and the fourth group of transverse moving frames are superposed with the longitudinal moving rails of the UR roller system trolley and are also at the same elevation in the height direction;
two groups of roller system trolley tracks fixed on the second group of transverse moving frames and the fifth group of transverse moving frames are superposed with the longitudinal moving track of the E roller system trolley and are at the same elevation in the height direction;
two groups of roller system trolley rails fixed on the third group of transverse moving frames and the sixth group of transverse moving frames are superposed with the UF roller system trolley longitudinal moving rail and are also at the same elevation in the height direction.
3. The roll-changing traversing device for the roll train of the heavy-duty H-shaped steel and cloud rail tandem rolling mill according to claim 1, wherein: two groups of locking hydraulic cylinders are fixed on two side surfaces of each group of the transverse moving frames, two groups of locking plugs are respectively fixed on piston rods of the two groups of locking hydraulic cylinders, the connection between two adjacent groups of the transverse moving frames is connected by two groups of connecting plugs, and the two groups of connecting plugs are connected by bolts; an adjusting shim group is also arranged between the two groups of connecting plugs.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010258301.XA CN111618090A (en) | 2020-04-02 | 2020-04-02 | Roller-changing transverse device for heavy-load H-shaped steel and cloud-rail tandem rolling mill roller system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010258301.XA CN111618090A (en) | 2020-04-02 | 2020-04-02 | Roller-changing transverse device for heavy-load H-shaped steel and cloud-rail tandem rolling mill roller system |
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| CN111618090A true CN111618090A (en) | 2020-09-04 |
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| CN1037099A (en) * | 1988-02-22 | 1989-11-15 | Sms舒路曼-斯玛公司 | Roll train, the particularly roll train of rolling of sectional iron station-service |
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| US5941115A (en) * | 1997-01-16 | 1999-08-24 | Sms Schloemann-Siemag Aktiengesellschaft | Rolling train |
| US20020108424A1 (en) * | 2001-01-27 | 2002-08-15 | Sms Demag Aktiengesellschaft | Rolling mill train with staggered mills, especially as a tandem rolling installation |
| CN1720112A (en) * | 2002-12-05 | 2006-01-11 | Sms迪马格股份公司 | Rolling mill comprising means for exchanging the rolls |
| CN1921959A (en) * | 2004-02-18 | 2007-02-28 | Sms迪马格股份公司 | Method and device for exchanging sets of rolls in rolling frames of a rolling mill |
| CN201239740Y (en) * | 2008-08-13 | 2009-05-20 | 中国第一重型机械集团公司 | Centering and locking device for roll changing cart |
| CN108126984A (en) * | 2017-11-30 | 2018-06-08 | 马鞍山钢铁股份有限公司 | The control method of H-Beam Rolling Mill roughing mills mill roll trolley regional location identification |
| CN212018934U (en) * | 2020-04-02 | 2020-11-27 | 中冶华天工程技术有限公司 | Roller-changing transverse device for heavy-load H-shaped steel and cloud-rail tandem rolling mill roller system |
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