CN103264070A - Double-bracing vertical type straightening machine - Google Patents
Double-bracing vertical type straightening machine Download PDFInfo
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- CN103264070A CN103264070A CN2013102162951A CN201310216295A CN103264070A CN 103264070 A CN103264070 A CN 103264070A CN 2013102162951 A CN2013102162951 A CN 2013102162951A CN 201310216295 A CN201310216295 A CN 201310216295A CN 103264070 A CN103264070 A CN 103264070A
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Abstract
The invention discloses a double-bracing vertical type straightening machine. The double-bracing vertical type straightening machine comprises a drive side rack, a roll collar assembly, an axial adjusting device and a locking device. The double-bracing vertical type straightening machine further comprises an operation side rack and an operation side sliding seat, wherein the operation side sliding seat is fixedly arranged. The lower end of the roll collar assembly is arranged on the drive side rack, the upper end of the roll collar assembly is arranged on the operation side rack, and the operation side rack is arranged on the operation side sliding seat and is matched with the operation side sliding seat along a horizontal line in a sliding mode. The double-bracing vertical type straightening machine further comprises a roller-replacing hydraulic cylinder connected with the operation side rack. According to the double-bracing vertical type straightening machine, the upper end of the roll collar assembly and the lower end of the roll collar assembly are both supported by the racks, a simple-supporting structure is formed to enable the roll collar assembly and the rack to be better in rigidity, the roll collar assembly and the rack are not prone to deforming during a straightening process, the quality of a straightened product can be effectively improved, and internal residual stress of the product can be reduced. When rollers are replaced, the operation side rack can be moved away from the upper end of the roll collar assembly integrally through the roller-replacing hydraulic cylinder, the roller-replacing operation is simple, roller-replacing time is short, and production efficiency and equipment utilization rate can be improved.
Description
Technical field
The present invention relates to a kind of straightener, particularly the vertical straightener of a kind of dual-gripper.
Background technology
Because factors such as external force effect, variations in temperature and internal force growth and decline can bend or torsional deformation, must align in order to obtain straight finished product after the section rolling moulding.For rail, because it is had relatively high expectations to section configuration and glacing flatness etc., needing increases a vertically arranged straightener of smoothing roll (being commonly referred to vertical straightener) again behind the horizontally disposed straightener of smoothing roll, make every effort to guarantee the glacing flatness requirement of rail.
At present, the vertical straightener that is using all is cantilever structure both at home and abroad, and this kind structure not only rigidity is poor slightly, and flattening precision is difficult for guaranteeing, and has defectives such as the rail height of aligning the back rail there are differences, residual stress is excessive.Along with the high speed development of society, to the specification of high speed rail, glacing flatness, residual stress and fracture toughness can the requirement meeting increase day by day.
Summary of the invention
In view of this, the purpose of this invention is to provide the vertical straightener of a kind of dual-gripper, the aligning roll shaft was difficult for advantages such as distortion when it had good rigidly, aligning, can improve the aligning product quality, reduce the product internal residual stress.
The vertical straightener of dual-gripper of the present invention, comprise the transmission side frame, the collars assembling, be used for promoting collars and assemble the axial adjusting device that moves up and down vertically and the locking device that is used for collars is assembled locking, also comprise fore side frame and the fore side slide that fixedly installs, the lower end of described collars assembling is arranged on the transmission side frame, the upper end of described collars assembling is arranged on the fore side frame, described fore side frame is arranged on the fore side slide, and be slidingly matched along horizontal linear with the fore side slide, also comprise with the fore side frame linking to each other, be used for promoting the fore side frame at the mobile roll change hydraulic cylinder of fore side slide.
Further, the vertical straightener of described dual-gripper also comprises the transmission side slide, described transmission side frame is arranged on the transmission side slide and with the transmission side slide and is slidingly matched along horizontal linear, also comprises with the transmission side frame being connected, being used for promoting the traversing hydraulic cylinder that the transmission side frame moves along the transmission side slide.
Further, described transmission side frame is provided with the transmission side axis of cone, be with positioning sleeve on the transmission side axis of cone, described positioning sleeve is inserted in the collars assembling and the taper hole cone match of the end of positioning sleeve and collars assembling end, and described fore side frame is provided with the fore side axis of cone of assembling end taper hole cone match with collars; Described locking device comprise the installation end cap that is fixed on the fore side axis of cone, successively pass thread that the fore side axis of cone, collars assembling back be threaded with the transmission side axis of cone, with the rotating driving device of thread threaded engagement be fixed on installation end and cover for the axially movable locking hydraulic cylinder of promotion rotating driving device, described locking device also comprises the positioner of positioning and locking device and fore side frame relative position in a circumferential direction.
Further, described positioner comprises and is arranged on the locking hydraulic cylinder body and the piston rod positioning hydraulic cylinders of stretching out straight down and be arranged on the locating hole that cooperates with the positioning hydraulic cylinders piston rod on the fore side frame.
Beneficial effect of the present invention:
1, the vertical straightener of dual-gripper of the present invention, the top and bottom of collars assembling are provided with frames, form freely supported structure, make the rigidity of collars assembling and frame better, collars assembling and frame are not yielding in the aligning process, can effectively improve the aligning product quality, reduce the product internal residual stress.
2, the vertical straightener of dual-gripper of the present invention, when roll change, its fore side frame can be removed from collars assembling upper end by integral body by the roll change hydraulic cylinder, thereby does not influence the roll change operation, roller replacing operation is convenient, roll changing time is short, can enhance productivity and utilization rate of equipment and installations.
3, the vertical straightener of dual-gripper of the present invention can effectively alleviate the floor space of weight of equipment and equipment, reduces processing and manufacturing cost and the operation cost of whole equipment.
Description of drawings
Fig. 1 is the front view of the vertical straightener of dual-gripper of the present invention;
Fig. 2 is the vertical view of the vertical straightener of dual-gripper of the present invention;
Fig. 3 is the vertical straightener duty of dual-gripper of the present invention partial structurtes schematic diagrames;
Fig. 4 is the zoomed-in view of P portion among Fig. 3.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described.
As shown in the figure, the vertical straightener of present embodiment dual-gripper, comprise transmission side frame 1, collars assembling 2, the locking device that is used for promoting collars assembling 2 axial adjusting devices that move up and down vertically 3 and is used for collars is assembled 2 lockings, the vertical straightener of this dual-gripper also comprises fore side frame 4 and the fore side slide 5 that fixedly installs, the lower end of described collars assembling 2 is arranged on the transmission side frame 1, the upper end of described collars assembling 2 is arranged on the fore side frame 4, described fore side frame 4 is arranged on the fore side slide 5, and be slidingly matched along horizontal linear with fore side slide 5, the vertical straightener of this dual-gripper also comprises with fore side frame 4 and linking to each other, be used for promoting fore side frame 4 at the roll change hydraulic cylinder 6 of 5 movements of operation sideslip.
The vertical straightener of present embodiment dual-gripper, the top and bottom of collars assembling 2 are provided with frames, form freely supported structure, make collars assembling 2 and frame whole rigidity better, collars assembling 2 and frame are not yielding in the aligning process, can effectively improve the aligning product quality, reduce the product internal residual stress.And the vertical straightener of present embodiment dual-gripper, when roll change, its fore side frame 4 can be assembled 2 upper ends from collars by integral body by roll change hydraulic cylinder 6 and be removed, thereby does not influence the roll change operation, roller replacing operation is convenient, roll changing time is short, can enhance productivity and utilization rate of equipment and installations.
As the improvement to present embodiment, the vertical straightener of this dual-gripper also comprises transmission side slide 7, described transmission side frame 1 is arranged on the transmission side slide 7 and is slidingly matched along horizontal linear with transmission side slide 7, and the vertical straightener of this dual-gripper also comprises with transmission side frame 1 and being connected, is used for promoting the traversing hydraulic cylinder 8 that transmission side frame 1 moves along transmission side slide 7.When not needing to use this vertical straightener, can straightener is whole mobile along slide by traversing hydraulic cylinder 8, thus make straightener leave production line.
As the improvement to present embodiment, described transmission side frame 1 is provided with the transmission side axis of cone 9, be with positioning sleeve 10 on the transmission side axis of cone 9, described positioning sleeve 10 is inserted in the collars assembling 2 and the end of positioning sleeve 10 and the taper hole cone match that collars assembles 2 ends, and described fore side frame 4 is provided with the fore side axis of cone 11 of assembling 2 end taper hole cone match with collars; Described locking device comprise the installation end cap 12 that is fixed on the fore side axis of cone 11, successively pass thread 13 that the fore side axis of cone 11, collars assembling 2 backs be threaded with the transmission side axis of cone 9, with the rotating driving device 14 of thread 13 threaded engagement be fixed on to install and be used for promotion rotating driving device 14 axially movable locking hydraulic cylinders 15 on the end cap 12, described locking device also comprises the positioner of positioning and locking device and fore side frame 4 relative positions in a circumferential direction.In the present embodiment, positioning sleeve 10 inserts a section of collars assembling 2 and can assemble 2 to collars and play the supplemental support effect, can further strengthen the rigidity of collars assembling.In concrete enforcement, described rotating driving device 14 can be hydraulic motor or air motor, it is rotation motor in the present embodiment, and the housing of rotation motor is fixedlyed connected by screw with the piston of locking hydraulic cylinder 15, and the cylinder body lid of the piston of locking hydraulic cylinder 15 and locking hydraulic cylinder 15 is located in a circumferential direction by key 19; Described positioner comprises and is arranged on locking hydraulic cylinder 15 cylinder bodies and positioning hydraulic cylinders 16 that piston rod stretches out straight down and be arranged on the locating hole 17 that cooperates with the piston rod of positioning hydraulic cylinders 16 on the fore side frame 4, certainly in different embodiments, described positioner also can adopt other structure, as replacing positioning hydraulic cylinders 16 by latch.
In concrete enforcement, also be provided with roll gap adjusting device 20 on the fore side frame 4 of the vertical straightener of present embodiment dual-gripper and the transmission side frame 1, roll gap adjusting device 20 adjusting devices are prior art, can use the roll gap adjusting device on the existing vertical straightener.The vertical straightener of present embodiment dual-gripper is except being provided with the main drive 21 that drives initiatively collars assembling; also be provided with the auxilliary transmission device 22 that drives driven collars assembling; auxilliary transmission device can provide auxiliary power; and make driven collars assembling keep rotating; can reduce the impact of itself and rolled piece, be conducive to protect straightener.
The roll change process of the vertical straightener of present embodiment dual-gripper is:
One, dismounting collars:
1) adjusts collars assembling 2 by axial adjusting device 3, make it to shift to fore side frame 4;
2) oiling stretches out its piston rod to insert in the locating hole 17 in the positioning hydraulic cylinders 16, and at this moment, whole smoothing roll system is lockable in a circumferential direction with respect to fore side frame 4;
3) pressure oil of laying down in the locking hydraulic cylinder 15 makes its piston not to rotating driving device 14 applied thrusts, makes thread 13 rotations by rotating driving device 14, moves and finally get back in the fore side axis of cone 11 in thread 13 rotations;
4) adjust whole collars assembling 2 by axial adjusting device 3, make it to shift to transmission side frame 1;
5) draw back fore side frame 4 by roll change hydraulic cylinder 6;
6) hang away collars assembling 2 with roll change instrument 18.
Collars is installed:
1) hangs in new collars assembling 2 with roll change instrument 18;
2) by roll change hydraulic cylinder 6 move operation side frames 4 to working position;
3) adjust collars assembling 2 by axial adjusting device 3, make it to shift to fore side frame 4 by transmission side frame 1;
4) rotate thread 13 by rotating driving device 14, thread 13 rotations move down and finally are threaded with the transmission side axis of cone 9;
5) injection pressure oil makes its piston to rotating driving device 14 applied thrusts in the hydraulic cylinder 15 to locking, when applying pulling force, 13 pairs of transmission side axis of cone 9 of thread to the fore side axis of cone 11 applied thrusts, make the transmission side axis of cone 9 and the 11 locking collars assemblings 2 of the fore side axis of cone;
6) lay down oil pressure in the positioning hydraulic cylinders 16, the withdrawal from locating hole 17 that resets of the piston rod of positioning hydraulic cylinders 16;
7) adjust collars assembling 2 by axial adjusting device 3, make collars assembling 2 be in the operating position.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (4)
1. vertical straightener of dual-gripper, comprise the transmission side frame, the collars assembling, be used for promoting collars and assemble the axial adjusting device that moves up and down vertically and the locking device that is used for collars is assembled locking, it is characterized in that: also comprise fore side frame and the fore side slide that fixedly installs, the lower end of described collars assembling is arranged on the transmission side frame, the upper end of described collars assembling is arranged on the fore side frame, described fore side frame is arranged on the fore side slide, and be slidingly matched along horizontal linear with the fore side slide, also comprise with the fore side frame linking to each other, be used for promoting the fore side frame at the mobile roll change hydraulic cylinder of fore side slide.
2. the vertical straightener of dual-gripper according to claim 1, it is characterized in that: also comprise the transmission side slide, described transmission side frame is arranged on the transmission side slide and with the transmission side slide and is slidingly matched along horizontal linear, also comprises with the transmission side frame being connected, being used for promoting the traversing hydraulic cylinder that the transmission side frame moves along the transmission side slide.
3. the vertical straightener of dual-gripper according to claim 2, it is characterized in that: described transmission side frame is provided with the transmission side axis of cone, be with positioning sleeve on the transmission side axis of cone, described positioning sleeve is inserted in the collars assembling and the taper hole cone match of the end of positioning sleeve and collars assembling end, and described fore side frame is provided with the fore side axis of cone of assembling end taper hole cone match with collars; Described locking device comprise the installation end cap that is fixed on the fore side axis of cone, successively pass thread that the fore side axis of cone, collars assembling back be threaded with the transmission side axis of cone, with the rotating driving device of thread threaded engagement be fixed on installation end and cover for the axially movable locking hydraulic cylinder of promotion rotating driving device, described locking device also comprises the positioner of positioning and locking device and fore side frame relative position in a circumferential direction.
4. the vertical straightener of dual-gripper according to claim 3 is characterized in that: described positioner comprises and is arranged on the locking hydraulic cylinder body and positioning hydraulic cylinders that piston rod stretches out straight down and be arranged on the locating hole that cooperates with the positioning hydraulic cylinders piston rod on the fore side frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310216295.1A CN103264070B (en) | 2013-06-03 | 2013-06-03 | Double-bracing vertical type straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310216295.1A CN103264070B (en) | 2013-06-03 | 2013-06-03 | Double-bracing vertical type straightening machine |
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| Publication Number | Publication Date |
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| CN103264070A true CN103264070A (en) | 2013-08-28 |
| CN103264070B CN103264070B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310216295.1A Active CN103264070B (en) | 2013-06-03 | 2013-06-03 | Double-bracing vertical type straightening machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547848A (en) * | 2020-11-30 | 2021-03-26 | 中冶华天工程技术有限公司 | Vertical hot steel billet on-line straightening machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271626A (en) * | 1999-04-28 | 2000-11-01 | 国际技术公司及国际技术公开有限公司 | Straightening machine for rolling iron products having horizontal opening shoulder part capable of quickly change rolls |
| CN102672008A (en) * | 2012-06-15 | 2012-09-19 | 中冶赛迪工程技术股份有限公司 | Section steel straightening machine |
| KR20120007014U (en) * | 2011-03-31 | 2012-10-10 | 육심교 | Pipe forming device equipped with angle adjustment |
| CN203281656U (en) * | 2013-06-03 | 2013-11-13 | 中冶赛迪工程技术股份有限公司 | Double-support vertical straightening machine |
-
2013
- 2013-06-03 CN CN201310216295.1A patent/CN103264070B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271626A (en) * | 1999-04-28 | 2000-11-01 | 国际技术公司及国际技术公开有限公司 | Straightening machine for rolling iron products having horizontal opening shoulder part capable of quickly change rolls |
| KR20120007014U (en) * | 2011-03-31 | 2012-10-10 | 육심교 | Pipe forming device equipped with angle adjustment |
| CN102672008A (en) * | 2012-06-15 | 2012-09-19 | 中冶赛迪工程技术股份有限公司 | Section steel straightening machine |
| CN203281656U (en) * | 2013-06-03 | 2013-11-13 | 中冶赛迪工程技术股份有限公司 | Double-support vertical straightening machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547848A (en) * | 2020-11-30 | 2021-03-26 | 中冶华天工程技术有限公司 | Vertical hot steel billet on-line straightening machine |
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| Publication number | Publication date |
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| CN103264070B (en) | 2015-07-22 |
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