CN103801591A - Leveler capable of eliminating transverse arch back - Google Patents
Leveler capable of eliminating transverse arch back Download PDFInfo
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- CN103801591A CN103801591A CN201410087214.7A CN201410087214A CN103801591A CN 103801591 A CN103801591 A CN 103801591A CN 201410087214 A CN201410087214 A CN 201410087214A CN 103801591 A CN103801591 A CN 103801591A
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- leveling roller
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Abstract
The invention relates to the technical field of sheet metal leveling equipment, in particular to a leveler capable of eliminating transverse arch back. The leveler capable of eliminating transverse arch back comprises a leveler body, a drum-shaped leveling roller, a lifting device and a synchronization device, wherein the lifting device is arranged on an upright post at the entrance of the leveler, the drum-shaped leveling roller is a drum-shaped roller, the diameter of the middle part is large, and the diameters of the two ends are small; the two ends of the drum-shaped leveling roller are transversely arranged at the lower part of the lifting device through bearings; the drum-shaped leveling roller is positioned at the lower part of the upright post at the entrance of the leveler and above the entrance of the leveler; the synchronization device is arranged on the lifting device. The leveler capable of eliminating the transverse arch back has the characteristics that the structure is simple and reasonable, the service life of an upper leveling roller is prolonged, the pressing accuracy of the leveler is improved, and moreover, the transverse bending of a sheet material can be eliminated.
Description
Technical field
The present invention relates to a kind of sheet metal leveling equipment technical field, specifically a kind of level(l)ing machine of eliminating the horizontal back of a bow.
Background technology
" back of a bow " phenomenon refers to that larger arc-shaped bend appears in sheet material, and " back of a bow " not only longitudinally has large wave bending, laterally also having larger wave bending.Level(l)ing machine utilizes multiple roll operation principle, make sheet material upper, repeated deformation between lower leveling roller, eliminate stress, reach the object of smoothing, upper in traditional level(l)ing machine, lower leveling roller is cylindrical roller, be subject to the restriction of structure, sheet material is from upper, between lower straightener roll, can only eliminate longitudinal wave bending, level(l)ing machine generally can not be depressed by on-load, promote, therefore be difficult to eliminate horizontal " back of a bow " phenomenon of transverse curvature, in addition, in uncoiling leveling production line, in the time entering level(l)ing machine with the sheet material of transverse curvature, its horizontal " back of a bow " can affect the drafts degree of accuracy of upper leveling roller, cause the decline of leveling precision, damage leveling roller and level(l)ing machine press down system.
Summary of the invention
The present invention provides a kind of simple and reasonable for structure in order to overcome above-mentioned defect, in leveling roller service life in prolongation, improves the level(l)ing machine that level(l)ing machine presses down accuracy and can eliminate sheet material transverse curvature.
The technical solution used in the present invention is: a kind of level(l)ing machine of eliminating the horizontal back of a bow, comprise level(l)ing machine body, it is characterized in that: also comprise cydariform leveling roller, lowering or hoisting gear and sychronisation, lowering or hoisting gear comprises two oil cylinder seats, two oil cylinders and two bearing blocks, two oil cylinder seats are separately positioned on the top of level(l)ing machine entrance column, oil cylinder is vertically arranged on respectively oil cylinder seat bottom, oil cylinder lower end is respectively connected with a bearing block, bearing block inner side is provided with swallow-tail form slide block, relevant position at level(l)ing machine entrance column is vertically provided with the slideway matching with the slide block of bearing block, the slide block of bearing block stretches in this slideway, described cydariform leveling roller is the little barrel-type roller of the middle part large two ends of diameter diameter, and the two ends of cydariform leveling roller are arranged on the bottom of bearing block by bearing, and cydariform leveling roller is positioned at level(l)ing machine entrance column bottom, top, level(l)ing machine porch, described sychronisation comprises two tooth bars, two gears and synchronizing shaft, two tooth bars are separately positioned on level(l)ing machine entrance column, the outside of bearing block, synchronizing shaft is positioned at the top of leveling roller, synchronizing shaft both sides are connected with bearing block by bearing, the two ends projecting shaft bearing of synchronizing shaft, its end are provided with gear, wheel and rack engagement.
In the present invention, described lowering or hoisting gear can also be elevator gear or cylinder lowering or hoisting gear.
The present invention is as preferred structure, and described cydariform leveling roller middle part maximum gauge is 250mm-400mm, and roll body end diameter is 120mm-240mm.
The present invention has designed cydariform leveling roller, lowering or hoisting gear and sychronisation, cydariform leveling roller is arranged on top, level(l)ing machine porch by lowering or hoisting gear, and can regulate height to adapt to correct the sheet material of different-thickness or the sheet material of different transverse curvature radians by lowering or hoisting gear, when sychronisation is set can makes lowering or hoisting gear drive the bearing block of both sides to move up and down, displacement is identical, guarantees that the displacement at cydariform leveling roller two ends is identical.Cydariform leveling roller is arranged on level(l)ing machine porch by the present invention, not only realize horizontal " back of a bow " phenomenon of correcting sheet material, and sheet material is first eliminated laterally enter again traditional level(l)ing machine after " back of a bow " phenomenon to eliminate buckling, like this, enter sheet material after level(l)ing machine leveling roller on wear prevention to the full extent, improve its service life, also can, because the transverse curvature of sheet material affects the fine adjustment to upper leveling roller volume under pressure, not reduce the leveling precision of sheet material.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the enlarged drawing of cydariform leveling roller, lowering or hoisting gear and sychronisation in Fig. 1.
Fig. 3 is the left view of Fig. 2.
The specific embodiment
Now the invention will be further described by reference to the accompanying drawings, Fig. 1 is a kind of embodiment of the present invention, comprise level(l)ing machine body 1, also comprise cydariform leveling roller 2, lowering or hoisting gear and sychronisation, lowering or hoisting gear comprises that two oil cylinder seats, two oil cylinders 3 and 4, two oil cylinder seats of two bearing blocks, two oil cylinders 3 and two bearing blocks 4 are and is arranged symmetrically with.Two oil cylinder seats are separately positioned on the top of level(l)ing machine entrance column, the height of two oil cylinder seats consistent and with column for being fixedly connected with, oil cylinder seat can directly be connected with column, also can be connected with column by connecting plate.Oil cylinder 3 is vertically arranged on respectively oil cylinder seat bottom, conventionally oil cylinder 3 is connected with oil cylinder seat by bearing pin, oil cylinder 3 lower ends are respectively connected with a bearing block 4, bearing block 4 inner sides are provided with swallow-tail form slide block, relevant position at level(l)ing machine entrance column is vertically provided with the slideway matching with the slide block of bearing block 4, be the groove of swallow-tail form, the slide block of bearing block 4 stretches in this slideway, and bearing block 4 can move up and down along column under oil cylinder 3 drives.Described cydariform leveling roller 2 is the barrel-type roller that middle part diameter is large, two ends diameter is little, and the two ends of cydariform leveling roller 2 are arranged on the bottom of bearing block 4 by bearing, and cydariform leveling roller 2 is positioned at level(l)ing machine entrance column bottom, top, level(l)ing machine porch.Cydariform leveling roller 2 middle part maximum gauges in the present embodiment are 250mm-400mm, and roll body end diameter is 120mm-240mm.The length of cydariform leveling roller 2 is corresponding with the width of level(l)ing machine, conventionally the length of cydariform leveling roller 2 is 1500mm-2500mm, roll body both sides tapering is larger, back of a bow eradicating efficacy is better, the cydariform leveling roller 2 outer surface arcs of this size range are similar to the normal transverse curvature degree occurring of processed sheet material, and according to " Bauschinger effect ", the cydariform leveling roller 2 roll extrusion sheet materials of this size shape make after its back-flexing, horizontal sheet material section leveling can be reached unanimity, pressing result is remarkable.Conventionally Quenching Treatment is carried out on roll body surface, and hardness is 58-64HRC, can effectively extend 2 service lifes of cydariform leveling roller.
Described sychronisation comprises two tooth bars 7, two gears 6 and synchronizing shafts 5, two tooth bars 7 are separately positioned on level(l)ing machine entrance column, the outside of bearing block 4, see Fig. 2, tooth bar 7 is vertically fixedly connected on column, and the length of tooth bar 7 is more than or equal to the stroke of oil cylinder 3 conventionally.Synchronizing shaft 5 is positioned at the top of leveling roller, and synchronizing shaft 5 both sides are connected with bearing block 4 by bearing, the two ends projecting shaft bearing 4 of synchronizing shaft 5, and its end is provided with gear 6, and gear 6 engages with tooth bar 7, sees Fig. 2 and Fig. 3.The gear 6 of synchronizing shaft 5 both sides is identical with the mesh volume of tooth bar 7, gear 6 tooth bar 7 model specifications that are both sides are identical, like this, when oil cylinder 3 drives bearing block 4 to move up and down, synchronizing shaft 5 makes the displacement of two bearing blocks 4 identical by gear 6 tooth bar 7 engaged transmission of both sides, guarantee that cydariform leveling roller 2 two ends displacements are identical, cydariform leveling roller 2 can horizontal pressed sheet, thereby guarantees levelling quality.
In the present embodiment, adopt oil cylinder as lowering or hoisting gear, its advantage: hydraulic pressure has flexibility, can carry out band plate and depress, and effectively protects level(l)ing machine, and pressure can regulate according to the material of sheet material, thickness of slab and hunchbacked degree difference.Lowering or hoisting gear of the present invention can also be elevator gear, cylinder lowering or hoisting gear etc.
When the present invention uses, utilize oil cylinder 3 to regulate the downforce of cydariform leveling roller 2 according to " back of a bow " degree of sheet material, to reach desirable leveling effect, downforce can realize by the oil pressure that regulates oil cylinder 3, conventionally when large, the arc-shaped bend of " back of a bow " degree is serious, the required downforce of cydariform leveling roller 2 is larger, otherwise side is less.Open after level(l)ing machine, motor via reducer drives cydariform leveling roller 2 to rotate, horizontal " back of a bow " of sheet material is upwards positioned on rollgang, be that mould is relative with the arc of cydariform leveling roller 2 lower surfaces to arc, rollgang drives sheet material to enter the bottom of cydariform leveling roller 2, cydariform leveling roller 2 carries out roll extrusion to the sheet material arching, make sheet material back-flexing, due to " Bauschinger effect " of sheet material, continuously the different stress of horizontal sheet material section is reached unanimity, thereby eliminate horizontal " back of a bow " phenomenon of sheet material, the standard leveling roller that sheet material enters rear portion subsequently again carries out alternating bending to eliminate longitudinally " back of a bow " phenomenon, the sheet material flatness processing is like this high.Because the present invention first eliminates laterally " back of a bow " to sheet material, sheet material enters after the standard leveling roller at rear portion more like this, and leveling roller on wear prevention can effectively be removed because of the bending stress causing of sheet material vertical, horizontal simultaneously, reaches good leveling effect.
The present invention has simple and reasonable for structure, in leveling roller service life in prolongation, improves the feature that level(l)ing machine presses down accuracy and can eliminate the bending of sheet material vertical, horizontal.
Claims (3)
1. eliminate the laterally level(l)ing machine of the back of a bow for one kind, comprise level(l)ing machine body, it is characterized in that: also comprise cydariform leveling roller, lowering or hoisting gear and sychronisation, lowering or hoisting gear comprises two oil cylinder seats, two oil cylinders and two bearing blocks, two oil cylinder seats are separately positioned on the top of level(l)ing machine entrance column, oil cylinder is vertically arranged on respectively oil cylinder seat bottom, oil cylinder lower end is respectively connected with a bearing block, bearing block inner side is provided with swallow-tail form slide block, relevant position at level(l)ing machine entrance column is vertically provided with the slideway matching with the slide block of bearing block, the slide block of bearing block stretches in this slideway, described cydariform leveling roller is the little barrel-type roller of the middle part large two ends of diameter diameter, and the two ends of cydariform leveling roller are arranged on the bottom of bearing block by bearing, and cydariform leveling roller is positioned at level(l)ing machine entrance column bottom, top, level(l)ing machine porch, described sychronisation comprises two tooth bars, two gears and synchronizing shaft, two tooth bars are separately positioned on level(l)ing machine entrance column, the outside of bearing block, synchronizing shaft is positioned at the top of leveling roller, synchronizing shaft both sides are connected with bearing block by bearing, the two ends projecting shaft bearing of synchronizing shaft, its end are provided with gear, wheel and rack engagement.
2. the laterally level(l)ing machine of the back of a bow of elimination according to claim 1, is characterized in that: described lowering or hoisting gear is elevator gear or cylinder lowering or hoisting gear.
3. the laterally level(l)ing machine of the back of a bow of elimination according to claim 1, is characterized in that: described cydariform leveling roller middle part maximum gauge is 250mm-400mm, and roll body end diameter is 120mm-240mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410087214.7A CN103801591A (en) | 2014-03-11 | 2014-03-11 | Leveler capable of eliminating transverse arch back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410087214.7A CN103801591A (en) | 2014-03-11 | 2014-03-11 | Leveler capable of eliminating transverse arch back |
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| Publication Number | Publication Date |
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| CN103801591A true CN103801591A (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410087214.7A Pending CN103801591A (en) | 2014-03-11 | 2014-03-11 | Leveler capable of eliminating transverse arch back |
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| CN (1) | CN103801591A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552723A (en) * | 2014-12-29 | 2015-04-29 | 常州市龙道电子商务有限公司 | Height-adjustable roller press device |
| CN104942047A (en) * | 2015-05-22 | 2015-09-30 | 泰安华鲁锻压机床有限公司 | Leveling method for correcting camber of board |
| CN109226348A (en) * | 2018-10-17 | 2019-01-18 | 高继平 | A kind of plate evener |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3501871C2 (en) * | 1985-01-22 | 1994-05-26 | Schloemann Siemag Ag | Sheet straightening machine |
| CN201046473Y (en) * | 2007-04-29 | 2008-04-16 | 中煤邯郸煤矿机械有限责任公司 | Adjustable three-roller flattener |
| CN201333469Y (en) * | 2008-12-31 | 2009-10-28 | 山东宏康机械制造有限公司 | Single-roller-moving type metal strip convex flattener |
| CN201871576U (en) * | 2010-12-03 | 2011-06-22 | 中冶辽宁德龙钢管有限公司 | Steel plate flattening device |
| CN203725539U (en) * | 2014-03-11 | 2014-07-23 | 泰安华鲁锻压机床有限公司 | Leveler capable of eliminating transverse arches |
-
2014
- 2014-03-11 CN CN201410087214.7A patent/CN103801591A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3501871C2 (en) * | 1985-01-22 | 1994-05-26 | Schloemann Siemag Ag | Sheet straightening machine |
| CN201046473Y (en) * | 2007-04-29 | 2008-04-16 | 中煤邯郸煤矿机械有限责任公司 | Adjustable three-roller flattener |
| CN201333469Y (en) * | 2008-12-31 | 2009-10-28 | 山东宏康机械制造有限公司 | Single-roller-moving type metal strip convex flattener |
| CN201871576U (en) * | 2010-12-03 | 2011-06-22 | 中冶辽宁德龙钢管有限公司 | Steel plate flattening device |
| CN203725539U (en) * | 2014-03-11 | 2014-07-23 | 泰安华鲁锻压机床有限公司 | Leveler capable of eliminating transverse arches |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552723A (en) * | 2014-12-29 | 2015-04-29 | 常州市龙道电子商务有限公司 | Height-adjustable roller press device |
| CN104942047A (en) * | 2015-05-22 | 2015-09-30 | 泰安华鲁锻压机床有限公司 | Leveling method for correcting camber of board |
| CN104942047B (en) * | 2015-05-22 | 2017-03-01 | 泰安华鲁锻压机床有限公司 | For correcting the leveling method of plate camber |
| CN109226348A (en) * | 2018-10-17 | 2019-01-18 | 高继平 | A kind of plate evener |
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Application publication date: 20140521 |