CN204122519U - A kind of support roller device aligned for stable steel pipe - Google Patents
A kind of support roller device aligned for stable steel pipe Download PDFInfo
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- CN204122519U CN204122519U CN201420472491.5U CN201420472491U CN204122519U CN 204122519 U CN204122519 U CN 204122519U CN 201420472491 U CN201420472491 U CN 201420472491U CN 204122519 U CN204122519 U CN 204122519U
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Abstract
The utility model provides a kind of support roller device aligned for stable steel pipe, comprise roll body, roll body lower end be provided with for support roll body roller seat, also comprise the mount pad be located at immediately below roller seat, described mount pad is provided with perpendicular leading screw, described leading screw is arranged with regulating spring, the bottom of roller seat is passed in the upper end of described leading screw, and be provided with adjusting nut by the top of leading screw and be connected with roller seat, described roller seat pumps on leading screw, structure is simple, the bearing height of backing roll is by straightening force, the impact of whipping impulsive force and spring force, play the effect that buffering is stable, can the steel pipe of stable support pipe straightener outlet side, make to be rectified steel pipe under six roller high speed straightened state or multiple roll straightened state, keep stable at straightener outlet side, improve by the aligning linearity of strong tubing, steel pipe head and background devices is avoided to damage.
Description
Technical field
The utility model belongs to seamless steel pipe production field, is mainly used in steel pipe equipment for straightening, particularly relates to a kind of support roller device aligned for stable steel pipe.
Background technology
Straightener is the equipment aligned shape, bar, tubing, wire rod etc.Straightener carries out extruding by smoothing roll to bar etc. makes it change linearity.Generally have two row's smoothing rolls, quantity is not etc.Also there is two-roll straightening machine, rely on the angle of two rollers (middle indent, hyperbola roller) to change and the material of different-diameter is aligned.Main Types has gag straightener, balance rolls straightener, footwear roll straightener, rotate recurvation straightener etc.The position of roller with aligned product motions direction and become certain angle, what two or three were large is active pressure roller, by the equidirectional rotation of motor band action, several pony rolls of another side are driven pressure rolls, and they make it to rotate against the pole be rotating or tubing frictional force.In order to reach roller to the compression required by goods, these pony rolls can adjust position at the same time or separately forward or backward, and the number of general roller is more, and after aligning, goods precision is higher.Goods constantly do straight line or rotary motion after being nipped by roller, thus make goods bear the distortion such as the compression of each side, bending, flattening, finally reach the object of aligning.
Aligning is implemented to steel pipe, linearity and the ovality of steel pipe can be improved, for steel pipe use or deep processing provide qualified mother metal, the successful use of the fast opening mechanism of six-roller straightener provides reliable guarantee for aligning at a high speed, be admitted on the lower roll of straightener at the tubing of the process need aligning of aligning from the feed arrangement of the left end (or right-hand member) of machine, exercise it under top roll and push down tubing, stop behind corresponding position.Up-down rollers system respectively with certain angle that tilted by the axis of tubing aligned, the hyperbolic-type bus of roller and the external diameter of tubing match, in envelope shape.Three top rolls are pressed on tubing under the effect of respective hydraulic cylinder, and two lower rollers are rotated by respective fluid motor-driven respectively, drive tubing not only to rotate about the axis but also move vertically.The direction of rotation changing hydraulic motor can change the direction of rotation of tubing and move axially direction, realizes reversible aligning.Then delivered to by the tubing aligned on material frame by the drawing mechanism of the other end.The tubing larger to partial loop variation, can utilize the drift at two ends first to carry out local aligning, and then carry out entirety aligning.Learned all knowing of elementary mathematics: sight alignment., if we align pipe by the way of sight alignment, pipe can not be aligned, and also can be rebounded by straightening, this is the relation due to steel pipe internal stress.We can only align steel pipe by hypercorrect way when aligning steel pipe, in other words, but only having the pipe applying to bending to be greater than the contrary strength in stress direction, could eliminate original stress completely, pipe is straightened.Straightener makes tubing pass through repeatedly the aligning of elastic and plastic bending deformation realization to tubing.
But steel pipe is violent at the whipping of straightener outlet side in high speed straightening process, have a strong impact on the linearity of steel pipe after rectifying; Simultaneously for the multi roll steel pipe aligning of pursuing high flattening precision because multiple cross roll (10 or 11) participates in aligning simultaneously, its cross roll effect causes steel pipe at straightener outlet side generation whipping, causes linearity can not Reliable guarantee.
Utility model content
For the problems referred to above, the utility model provides a kind of outlet side being installed on six rollers or multi-roll straightening machine, the last roller of next-door neighbour's straightener main frame, the roller curve of backing roll is similar to the roller curve of straightener main frame, bracing or strutting arrangement has floatability, stable support is rectified steel pipe, not only increases the linearity of steel pipe after rectifying, and the support roller device aligned for stable steel pipe that the head avoiding steel pipe to cause in whipping process is damaged.
For achieving the above object, the utility model by the following technical solutions, a kind of support roller device aligned for stable steel pipe, comprise roll body, roll body lower end be provided with for support roll body roller seat, also comprise the mount pad be located at immediately below roller seat, described mount pad is provided with perpendicular leading screw, described leading screw is arranged with regulating spring, the bottom of roller seat is passed in the upper end of described leading screw, and be provided with adjusting nut by the top of leading screw and be connected with roller seat, described roller seat pumps on leading screw.
Be provided with the sleeve with top cover outside described regulating spring, the top cover of this sleeve is provided with for the through hole through leading screw, and the length of described sleeve is less than the length of regulating spring, and this sleeve is fixedly connected with roller seat.
Described sleeve is the T-shaped sleeve that top cover radius is greater than sleeve radius, and described through hole is positioned on the center of sleeve cap.
Described sleeve and roller seat are by weld or bolt is fixedly connected with.
The lower end of described leading screw is fixed on the center of the bottom of mount pad by hold-down nut.
The utility model adopts technique scheme, having following beneficial effect is: structure is simple, the bearing height of backing roll is subject to the impact of straightening force, whipping impulsive force and spring force, play the effect that buffering is stable, can the steel pipe of stable support pipe straightener outlet side, make to be rectified steel pipe under six roller high speed straightened state or multiple roll straightened state, keep stable at straightener outlet side, improve by the aligning linearity of strong tubing, avoid steel pipe head and background devices to damage.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is a kind of support roller device structural representation aligned for stable steel pipe.
1, roll body; 2, roller seat; 3, adjusting nut; 4, leading screw; 5, regulating spring; 6, mount pad; 7, sleeve; 8, hold-down nut; 9, through hole.
Detailed description of the invention
Further a kind of support roller device aligned for stable steel pipe is described in detail below in conjunction with drawings and Examples.
A kind of support roller device aligned for stable steel pipe as shown in Figure 1, comprise roll body 1, roll body 1 lower end be provided with for support roll body 1 roller seat 2, also comprise the mount pad 6 be located at immediately below roller seat 2, described mount pad 6 is provided with perpendicular leading screw 4, and described leading screw 4 is arranged with regulating spring 5, and the bottom of roller seat 2 is passed in the upper end of described leading screw 4, and be provided with adjusting nut 3 by the top of leading screw 4 and be connected with roller seat 2, described roller seat 2 pumps on leading screw 4.During installation, mount pad 6 is by nut or be welded and fixed and be arranged on straightener main frame end, backing roll is made to be close to straightener main frame end smoothing roll, leading screw 4 is vertically fixed on the center bottom mount pad 6 by hold-down nut 5, and leading screw 4 is inserted in regulating spring 5, then roller seat 2 is inserted on leading screw 4, and adjusting nut 3 of screwing on the top of leading screw 4, roller seat 2 was provided with lead screw hole, and this crosses lead screw hole for inserting leading screw 4, and ensured that roller seat 2 can move up and down along leading screw 4.
Operationally, operationally, steel pipe is violent at the whipping of straightener outlet side for current straightener, has had a strong impact on the linearity of steel pipe after rectifying; Simultaneously for the multi roll steel pipe aligning of pursuing high flattening precision because multiple cross roll (10 or 11) participates in aligning simultaneously, its cross roll effect causes steel pipe at straightener outlet side generation whipping, causes linearity can not Reliable guarantee.
The technical solution adopted in the utility model and existingly to contrast, the utility model can be found out operationally, straightener is aligned steel pipe, backing roll can produce strong whipping impulsive force, this whipping power passes to roller seat 2, roller seat 2 pumps along leading screw 2 under force, meeting compression adjustment spring 5, regulating spring 5 can produce relative elastic force, play the effect that buffering is stable, can the steel pipe of stable support pipe straightener outlet side, make to be rectified steel pipe under six roller high speed straightened state or multiple roll straightened state, keep stable at straightener outlet side, improve by the aligning linearity of strong tubing, steel pipe head and background devices is avoided to damage.
Adjusting nut 3 can regulate the initial compression amount of roller seat 2 pairs of regulating springs 5, tightens adjusting nut 3 and the elastic force of regulating spring 5 pairs of roller seats 2 can be made to increase, and loosens adjusting nut 3 and the elastic force of regulating spring 5 pairs of roller seats 2 can be made to reduce.
In the above-described embodiments, in order to protect regulating spring 5, roller seat 2 is more stable in the process moved up and down simultaneously, the sleeve 7 with top cover is provided with outside described regulating spring 5, the top cover of this sleeve 7 is provided with for the through hole 9 through leading screw 4, the length of described sleeve 7 is less than the length of regulating spring 5, and this sleeve 7 is fixedly connected with roller seat 2; When mounted, mount pad 6 is by nut or be welded and fixed and be arranged on straightener main frame end, backing roll is made to be close to straightener main frame end smoothing roll, leading screw 4 is vertically fixed on the center bottom mount pad 6 by hold-down nut 5, leading screw 4 is inserted in regulating spring 5, when regulating spring 5 is enclosed within after on leading screw 4, the through hole 9 on sleeve 7 through leading screw 4, and make sleeve 7 be enclosed within regulating spring 5, then roller seat 2 is inserted on leading screw 4, then sleeve 7 and roller seat 2 by weld or bolt is fixedly connected with, adjusting nut 3 of finally screwing on the top of leading screw 4.
During work, when straightener is aligned steel pipe, backing roll can produce strong whipping impulsive force, this whipping power passes to roller seat 2, (solve regulating spring 5 because roller seat 2 and sleeve 7 are fixed together and do not receiving the problem that can shake in the process compressed and stretch under protection, to regulating spring 5 job insecurity, whole straightener is caused to be damaged in the process of work or to correct the larger situation of error), roller seat 2 and sleeve 7 receive whipping power, can move up and down along leading screw 4, meeting compression adjustment spring 5, regulating spring 5 can produce relative elastic force, play the effect that buffering is stable, adjust spring 5 meeting axial stretching under the protection of sleeve 7 in the process of compression simultaneously, the situation of longitudinally flattening can not be there is, can the steel pipe of stable support pipe straightener outlet side, make to be rectified steel pipe under six roller high speed straightened state or multiple roll straightened state, keep stable at straightener outlet side, improve by the aligning linearity of strong tubing, steel pipe head and background devices is avoided to damage.
In the above-described embodiments, in order to roller seat 2 is more stable with the installation of sleeve 7, described sleeve 7 is T-shaped sleeves that top cover radius is greater than sleeve 8 radius, described through hole 9 is positioned on the center of sleeve 7 top cover, in the process of installing, after sleeve 7 is set to regulating spring 5, by bolt or welding the outer of T-shaped sleeve is fixed with roller seat 2 and is connected, can find out, adopt T-shaped sleeve, do not affect sleeve 7 operationally, fixed connection point and roller seat 2, regulating spring 5 influences each other, there is unnecessary collision, and the connection between roller seat 2 and sleeve 7 is more stable.
More than exemplifying is only illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, everyly all belongs within protection scope of the present invention with the same or analogous design of the utility model.
Claims (5)
1. the support roller device aligned for stable steel pipe, comprise roll body (1), roll body (1) lower end is provided with the roller seat (2) for supporting roll body (1), it is characterized in that, also comprise the mount pad (6) be located at immediately below roller seat (2), described mount pad (6) is provided with perpendicular leading screw (4), described leading screw (4) is arranged with regulating spring (5), the bottom of roller seat (2) is passed in the upper end of described leading screw (4), and be provided with adjusting nut (3) by the top of leading screw (4) and be connected with roller seat (2), described roller seat (2) pumps on leading screw (4).
2. a kind of support roller device aligned for stable steel pipe according to claim 1, it is characterized in that, the sleeve (7) with top cover is provided with outside described regulating spring (5), the top cover of this sleeve (7) is provided with for the through hole (9) through leading screw (4), the length of described sleeve (7) is less than the length of regulating spring (5), and this sleeve (7) is fixedly connected with roller seat (2).
3. a kind of support roller device aligned for stable steel pipe according to claim 2, it is characterized in that, described sleeve (7) is the T-shaped sleeve that top cover radius is greater than sleeve (8) radius, and described through hole (9) is positioned on the center of sleeve (7) top cover.
4. a kind of support roller device aligned for stable steel pipe according to claim 2, is characterized in that, described sleeve (7) and roller seat (2) are by weld or bolt is fixedly connected with.
5. a kind of support roller device aligned for stable steel pipe according to claim 1, is characterized in that, the lower end of described leading screw (4) is fixed on the center of the bottom of mount pad (6) by hold-down nut (8).
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CN201420472491.5U CN204122519U (en) | 2014-08-21 | 2014-08-21 | A kind of support roller device aligned for stable steel pipe |
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CN201420472491.5U CN204122519U (en) | 2014-08-21 | 2014-08-21 | A kind of support roller device aligned for stable steel pipe |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105107880A (en) * | 2015-09-15 | 2015-12-02 | 天津正安无缝钢管有限公司 | Straightening machine |
CN109175007A (en) * | 2018-06-28 | 2019-01-11 | 江阴市龙和机械科技有限公司 | A kind of straightening roll of installation easy to disassemble |
CN110449470A (en) * | 2018-05-07 | 2019-11-15 | 上海梅山钢铁股份有限公司 | The method of its control loop outlet strip running deviation of looping roller mounting base and application |
CN111196041A (en) * | 2020-01-09 | 2020-05-26 | 北京玻钢院复合材料有限公司 | Support device for rotary curing of composite material product with long and thin structure |
CN112756431A (en) * | 2021-02-04 | 2021-05-07 | 安徽钰鹏矿山机电设备有限公司 | Straightening device for inner cylinder of hydraulic prop |
-
2014
- 2014-08-21 CN CN201420472491.5U patent/CN204122519U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105107880A (en) * | 2015-09-15 | 2015-12-02 | 天津正安无缝钢管有限公司 | Straightening machine |
CN110449470A (en) * | 2018-05-07 | 2019-11-15 | 上海梅山钢铁股份有限公司 | The method of its control loop outlet strip running deviation of looping roller mounting base and application |
CN109175007A (en) * | 2018-06-28 | 2019-01-11 | 江阴市龙和机械科技有限公司 | A kind of straightening roll of installation easy to disassemble |
CN111196041A (en) * | 2020-01-09 | 2020-05-26 | 北京玻钢院复合材料有限公司 | Support device for rotary curing of composite material product with long and thin structure |
CN111196041B (en) * | 2020-01-09 | 2022-04-15 | 北京玻钢院复合材料有限公司 | Support device for rotary curing of composite material product with long and thin structure |
CN112756431A (en) * | 2021-02-04 | 2021-05-07 | 安徽钰鹏矿山机电设备有限公司 | Straightening device for inner cylinder of hydraulic prop |
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