CN104056875A - Single-pass rolling before-straightening steel plate head pressing device - Google Patents
Single-pass rolling before-straightening steel plate head pressing device Download PDFInfo
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- CN104056875A CN104056875A CN201410296429.XA CN201410296429A CN104056875A CN 104056875 A CN104056875 A CN 104056875A CN 201410296429 A CN201410296429 A CN 201410296429A CN 104056875 A CN104056875 A CN 104056875A
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- steel plate
- crossbeam
- wire rope
- circular shaft
- pressure head
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Abstract
The invention provides a technical scheme of a single-pass rolling before-straightening steel plate head pressing device. The scheme is as follows that the single-pass rolling before-straightening steel plate head pressing device comprises a beam; the beam is hinged with a bracket by a fulcrum; both ends of the beam are provided with mounting racks; round shafts are arranged on the mounting racks; a steel wire rope is hung on the round shaft at the left side of the beam and a steel blank is arranged at the lower end of the steel wire rope; a steel wire rope is also hung on the round shaft at the right side of the beam and a cylinder is fixedly arranged on the steel wire rope; a positioning device is also arranged on the bracket for installing the beam; the positioning device is of a U shape; and the beam is positioned in a U-shaped cavity of the positioning device. When the scheme is used for completing the process of flattening the head of a heat steel plate, the single-pass rolling before-straightening steel plate head pressing device is rapid and convenient and has good effects; the single-pass rolling before-straightening steel plate head pressing device is simple to manufacture; rolling friction of the steel wire ropes and the shafts prolongs the service lives of the steel wire ropes; cost is reduced; and the single-pass rolling before-straightening steel plate head pressing device is driven by the cylinder, is easy to operate and has a long service life and a long maintenance period.
Description
Technical field
The invention belongs to field of metallurgical equipment, relate to a kind of device that steel plate head warpage after hot rolling is flattened, relate in particular to a kind of one-pass roller and rectify front hot steel plate pressure head device.
Background technology
For improving production capacity, optimizing mill load distribution, Ji Gang medium plate mill adopts one-pass roller technology, because adopting band, steel rolling extreme trace depresses rolling, make steel plate in the end one head depth of camber be 200-250mm, working roller of straightening machine diameter is 260mm, in the time that steel plate nose height is greater than 200mm, steel plate is difficult to enter aligning.Produce in order to adapt to single pass, steel plate automatic pressure head machine has been installed for 2005 before straightener, the l0s that made steel plate rolling time shorten, has obtained huge economic benefit.
Through the use of 8 years, increasingly serious along with steel industry, further harsh to the rate request of output and steel rolling, former heading machine exposes its deficiency and defect gradually.More outstanding shortcoming is: 1) original heading machine, on its crossbeam, be provided with through hole, and steel wire rope is welded on crossbeam after running through the through hole of crossbeam; Because this suspending way of steel wire rope makes the wearing and tearing of steel wire rope very fast, replacement frequency is very fast, not only wastes material cost, has increased difficulty and the intensity of manual work under high temperature; 2) former steel billet weight 5t, too light, pressure head speed is slower, far can not meet the requirement of steel rolling rhythm, and flatten second-rate, high-strength steel sheet press after nose still in about 150mm, the situation that cannot enter straightener happens occasionally, and straightening operation is still existed to challenge; 3), after pressure head in steel billet rise process, the impulsive force being subject to is larger, direction play pendulum and, amplitude is larger, the intensity to steel wire rope and the steadiness of support frame all form threat.
Summary of the invention
Technical problem to be solved by this invention, is exactly for the existing deficiency of prior art, and provides a kind of steel wire rope to be difficult for thorn, fracture, safeguards that environment and intensity are little, and front hot steel plate pressure head device is rectified in the one-pass roller that cost is low; Not only easy operating of this device, the pressing time is short, and rise process allows steadily, effective, and is easy to safeguard, and use cost is lower.
This programme is achieved by the following technical measures: front hot steel plate pressure head device is rectified in the one-pass roller of this programme, it is characterized in that: comprise crossbeam, this crossbeam is hinged by fulcrum and support, the two ends of this crossbeam are provided with installing rack, on this installing rack, circular shaft is installed, be positioned on the circular shaft in crossbeam left side and be hung with steel wire rope, the lower end of this steel wire rope is provided with steel billet; Be positioned on the circular shaft on crossbeam right side and be also hung with steel wire rope, on this steel wire rope, be fixed with cylinder.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: positioner is also installed on the support of described installation crossbeam, and this positioner is U-shaped, and described crossbeam is positioned at the U-shaped cavity of positioner.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: the installing rack at described crossbeam two ends is welded on crossbeam, and described circular shaft and installing rack are welded and fixed.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: described fulcrum is greater than fulcrum to the distance between the circular shaft of right side to the distance of left side circular shaft.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: described fulcrum is 1.5-3 times to the distance between the circular shaft of right side of fulcrum to the distance of left side circular shaft.
The one-pass roller of this programme rectify before hot steel plate pressure head device, it further improves and is: described fulcrum to the distance of left side circular shaft be fulcrum arrive right circles wheelbase from 2 times.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: described steel billet weight is 6 tons.
The beneficial effect of this programme can learn according to the narration to such scheme, with the steel billet of 6 tons, can be within the short time of 5s, and complete a hot steel plate head applanation process, rapid, quick, effective; Make simply, the rolling friction of steel wire rope and axle, has extended rope service-life, cost; Air cylinder driven, easy operating, long service life, maintenance period is long.As can be seen here, the present invention compared with prior art, has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent.
Brief description of the drawings
Fig. 1 is inactive state figure of the present invention.
Fig. 2 is the state diagram under pressurized state of the present invention.
Fig. 3 is the sectional structure chart of positioner in Fig. 1.
In figure, 1-cylinder; 2-steel wire rope; 3-circular shaft; 4-fulcrum; 5-positioner; 6-crossbeam; 7-steel billet.
Detailed description of the invention
For clearly demonstrating the technical characterstic of this programme, below by a detailed description of the invention, and in conjunction with its accompanying drawing, this programme is set forth.
Can find out by accompanying drawing, front hot steel plate pressure head device is rectified in the one-pass roller of this programme, it is characterized in that: comprise crossbeam 6, this crossbeam 6 is hinged by fulcrum 4 and support, the two ends of this crossbeam 6 are provided with installing rack, on this installing rack, circular shaft is installed, is positioned on the circular shaft 3 in crossbeam left side and is hung with steel wire rope 2, the lower end of this steel wire rope 2 is provided with steel billet 7; Be positioned on the circular shaft 3 on crossbeam 6 right sides and be also hung with steel wire rope 2, on this steel wire rope, be fixed with cylinder 1.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: positioner 5 is also installed on the support of described installation crossbeam, and this positioner 5 is U-shaped, and described crossbeam 6 is positioned at the U-shaped cavity of positioner 5.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: the installing rack at described crossbeam two ends is welded on crossbeam, and described circular shaft and installing rack are welded and fixed.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: described fulcrum is greater than fulcrum to the distance between the circular shaft of right side to the distance of left side circular shaft.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: described fulcrum is 1.5-3 times to the distance between the circular shaft of right side of fulcrum to the distance of left side circular shaft.
The one-pass roller of this programme rectify before hot steel plate pressure head device, it further improves and is: described fulcrum to the distance of left side circular shaft be fulcrum arrive right circles wheelbase from 2 times.
Front hot steel plate pressure head device is rectified in the one-pass roller of this programme, and it further improves and be: described steel billet weight is 6 tons.
When use: on a steel pipe crossbeam, taking support as fulcrum, the cylinder that one end is wire rope hanging, the steel billet that one end is wire rope hanging.When connecting source of the gas, cylinder starts action, by cylinder end jack-up, under the power effect of top, crossbeam, centered by fulcrum, hangs steel billet one end and falls, fall in process and rise process, hanging steel wire rope is all in the scope of positioner, defines rocking tendency, until pressure head steel billet drops on steel plate completely, roller flatteningl roller levelling after stop 5s, removes cylinder pressure, crossbeam cylinder one end starts to fall, crossbeam centered by fulcrum, lifts steel billet again, has completed a pressure head process.Because steel billet weight increases, flatten time shorten, flatten quality and improve; The steel wire rope of hanging steel billet when use contacts with columned circular shaft, weares and teares little, has been difficult for thorn and fracture, has ensured service life, has extended the replacement cycle; When use, steel billet falls, and hanging steel wire rope is in positioner limited field, and steadily rocking tendency is little, and once success, does not need repeatedly to fall pressure head, time saving and energy saving, increases work efficiency.Reach and flattened fast, steadily, easy operating and maintenance, the object of reduction spare part and material cost.
The beneficial effect of this programme can be learnt according to the narration to such scheme, uses the steel billet of 6t, can be within the short time of 5s, complete a hot steel plate head applanation process, and rapid, quick, effective; Make simply, the rolling friction of steel wire rope and axle, has extended rope service-life, cost; Air cylinder driven, easy operating, long service life, maintenance period is long.
The present invention can pass through existing techniques in realizing without the technical characterictic of describing, and does not repeat them here.Certainly; above-mentioned explanation is not limitation of the present invention; the present invention is also not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art make in essential scope of the present invention, also should belong to protection scope of the present invention.
Claims (8)
1. front hot steel plate pressure head device is rectified in an one-pass roller, it is characterized in that: comprise crossbeam, this crossbeam is hinged by fulcrum and support, the two ends of this crossbeam are provided with installing rack, on this installing rack, circular shaft is installed, be positioned on the circular shaft in crossbeam left side and be hung with steel wire rope, the lower end of this steel wire rope is provided with steel billet; Be positioned on the circular shaft on crossbeam right side and be also hung with steel wire rope, on this steel wire rope, be fixed with cylinder.
2. front hot steel plate pressure head device is rectified in one-pass roller according to claim 1, it is characterized in that: positioner is also installed on the support of described installation crossbeam, and this positioner is U-shaped, and described crossbeam is positioned at the U-shaped cavity of positioner.
3. front hot steel plate pressure head device is rectified in one-pass roller according to claim 2, it is characterized in that: the installing rack at described crossbeam two ends is welded on crossbeam, and described circular shaft and installing rack are welded and fixed.
4. front hot steel plate pressure head device is rectified in one-pass roller according to claim 3, it is characterized in that: described fulcrum is greater than fulcrum to the distance between the circular shaft of right side to the distance of left side circular shaft.
5. front hot steel plate pressure head device is rectified in one-pass roller according to claim 4, it is characterized in that: described fulcrum is 1.5-3 times to the distance between the circular shaft of right side of fulcrum to the distance of left side circular shaft.
6. hot steel plate pressure head device before requiring one-pass roller described in 5 to rectify according to power, is characterized in that: described fulcrum to the distance of left side circular shaft be fulcrum arrive right circles wheelbase from 2 times.
7. front hot steel plate pressure head device is rectified in one-pass roller according to claim 1, it is characterized in that: described steel billet weight is 6 tons.
8. front hot steel plate pressure head device is rectified in one-pass roller according to claim 6, it is characterized in that: described steel billet weight is 6 tons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410296429.XA CN104056875A (en) | 2014-06-27 | 2014-06-27 | Single-pass rolling before-straightening steel plate head pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410296429.XA CN104056875A (en) | 2014-06-27 | 2014-06-27 | Single-pass rolling before-straightening steel plate head pressing device |
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| CN104056875A true CN104056875A (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410296429.XA Pending CN104056875A (en) | 2014-06-27 | 2014-06-27 | Single-pass rolling before-straightening steel plate head pressing device |
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| CN (1) | CN104056875A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029362A (en) * | 2021-11-01 | 2022-02-11 | 上海外高桥造船有限公司 | Correction device for mail steamer deck |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2286653Y (en) * | 1996-05-10 | 1998-07-29 | 本溪钢铁公司连轧厂 | Device for pressing bending-upwards end of strip-steel continuous rolling machine |
| DE202004017227U1 (en) * | 2004-11-04 | 2004-12-30 | Tibema B.V. | Beating device for e.g. vehicle bodywork parts, has sheet metal support movable relative to cross beam |
| CN203253773U (en) * | 2013-04-09 | 2013-10-30 | 唐山中厚板材有限公司 | Steel plate warped head flattening device before medium-thickness plate hot straightening |
| CN103506393A (en) * | 2013-09-09 | 2014-01-15 | 芜湖汉光立体停车设备有限公司 | Roller machine pneumatic lifting device easy to adjust |
| CN203917479U (en) * | 2014-06-27 | 2014-11-05 | 济钢集团有限公司 | Front hot steel plate pressure head device is rectified in one-pass roller |
-
2014
- 2014-06-27 CN CN201410296429.XA patent/CN104056875A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2286653Y (en) * | 1996-05-10 | 1998-07-29 | 本溪钢铁公司连轧厂 | Device for pressing bending-upwards end of strip-steel continuous rolling machine |
| DE202004017227U1 (en) * | 2004-11-04 | 2004-12-30 | Tibema B.V. | Beating device for e.g. vehicle bodywork parts, has sheet metal support movable relative to cross beam |
| CN203253773U (en) * | 2013-04-09 | 2013-10-30 | 唐山中厚板材有限公司 | Steel plate warped head flattening device before medium-thickness plate hot straightening |
| CN103506393A (en) * | 2013-09-09 | 2014-01-15 | 芜湖汉光立体停车设备有限公司 | Roller machine pneumatic lifting device easy to adjust |
| CN203917479U (en) * | 2014-06-27 | 2014-11-05 | 济钢集团有限公司 | Front hot steel plate pressure head device is rectified in one-pass roller |
Non-Patent Citations (1)
| Title |
|---|
| 周勇: "钢板压头机系统技术改造的研究与应用", 《硅谷》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029362A (en) * | 2021-11-01 | 2022-02-11 | 上海外高桥造船有限公司 | Correction device for mail steamer deck |
| CN114029362B (en) * | 2021-11-01 | 2023-12-22 | 上海外高桥造船有限公司 | Mail wheel deck orthotic devices |
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Application publication date: 20140924 |