CN102357573A - Double-rack three-dimensional variable section forming machine - Google Patents
Double-rack three-dimensional variable section forming machine Download PDFInfo
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- CN102357573A CN102357573A CN2011101809363A CN201110180936A CN102357573A CN 102357573 A CN102357573 A CN 102357573A CN 2011101809363 A CN2011101809363 A CN 2011101809363A CN 201110180936 A CN201110180936 A CN 201110180936A CN 102357573 A CN102357573 A CN 102357573A
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Abstract
The invention discloses a double-rack three-dimensional variable section forming machine, which comprises a servo motor, a fixed frame, a movable frame, a forming frame, a rotating component and a rack driving mechanism, wherein the movable frame is respectively connected with the fixed frame and the forming frame; the movable frame and the rotating component are respectively connected with the rack driving mechanism; and the rotating component is connected with the movable frame. Through the forming machine, the technical problem of simultaneous variable section forming of a plate in double longitudinal sides is effectively solved, and the requirement of actual production can be well met; and a double-rack linked double-side three-dimensional variable section roller bend forming technology is adopted in the forming machine, and a cold bend forming technology and a servo control technology are effectively combined together, so that simultaneous variable section forming of double sides of the plate can be realized in the longitudinal direction of a profile, and the cold bend forming profile has more reasonable mechanical property.
Description
Technical field
The present invention relates to roll-bending shaping machine, be specifically related to a kind of double rack interlock to realize the roll-bending shaping machine of sheet material bilateral variable cross-section moulding.
Background technology
The uiform section forming technique is quite ripe, and existing variable cross-section roller bending and shaping machine generally is the one-sided variable-section roll-bending moulding that can realize sheet material.The uiform section roll bending formation can't satisfy in the actual production growing to the variable cross-section product demand.One-sided variable cross-section roller bending and shaping machine is owing to sheet material both sides stressing conditions in the roll forming process is different; Sheet material is sent out into lateral drift in forming process, and increasing bilateral variable cross-section product can not have been used original one-sided variable-section roll-bending forming technique production.
Summary of the invention
To the demand, the technical problem of solution of the present invention is that a kind of three-dimensional variable cross-section roller bending and shaping machine of bilateral that utilizes the double rack interlock to realize and move or rotate along three-dimensional is provided.
The technical scheme of the three-dimensional variable cross-section roller bending and shaping machine of bidentate wheel interlock bilateral of the present invention is following.
The three-dimensional variable cross-section make-up machine of a kind of double rack; Comprise servomotor; Wherein, also comprise fixed frame, movable machine frame, forming frame, rotary part and rack drives mechanism, said movable machine frame is connected with fixed frame and forming frame respectively; Said movable machine frame is connected with rack drives mechanism respectively with rotary part, and said rotary part is connected with movable machine frame.
Wherein, said fixed frame comprises benchmark base plate that is connected with ground and the lower guideway supporting seat that is connected with the benchmark base plate; Said movable machine frame comprises connecting down base plate, two rotation risers and going up and connects top board, and the lower end of said two rotation risers is connected the base plate connection down with said respectively, and said two upper ends that rotate risers connect respectively at said upper junction plate.
Wherein, Said forming frame comprises top board, base plate, biside plate, laterally zygomorphic molding roller assembly; The lower end of said biside plate is connected with base plate respectively, and the upper end of said biside plate is connected with top board respectively, and said laterally zygomorphic molding roller assembly is connected with biside plate.
Wherein, said rack drives mechanism comprises two tooth bars of driven wheel and symmetry, said two tooth bars respectively with said driven wheel engagement.
Wherein, Said rotary part comprises rotating shaft and rotation mantle; Being fixedly connected with the rotation mantle of said rotating shaft, and the lower end of rotating shaft and said forming frame following be connected the base plate fixed connection, the upper end of said rotating shaft is connected with the driven wheel of said rack drives mechanism.
Wherein, Also comprise two precise ball screw pairs, two secondary and two following precise guide rail pairs of last precise guide rail; Said two following precise guide rail are connected with the lower guideway supporting seat respectively; Said two last precise guide rail are connected with whirler cover upper surface respectively; Said two following precise guide rail slide blocks are connected with rotation mantle lower surface respectively, and the precise guide rail slide blocks are connected with two precise ball screw pairs respectively on said two, and two tooth bars of said rack drives mechanism are fixedly connected on respectively on said two precise ball screw pairs.
Wherein, Said molding roller assembly comprises laterally zygomorphic molding roller axle, laterally zygomorphic bearing block and laterally zygomorphic molding roller; Said laterally zygomorphic bearing block is fixedly connected with the side plate of forming frame; Said laterally zygomorphic molding roller axle is fixedly connected with laterally zygomorphic bearing block respectively, and said laterally zygomorphic molding roller axle one end is connected with servomotor through decelerator, and the other end is connected with molding roller respectively.
Wherein, also comprise the lifting nut assembly, said lifting nut assembly is connected with the top chock of molding roller assembly and the top board of forming frame.
Wherein, Also comprise laterally zygomorphic guide runner; Wherein rotation riser of said movable machine frame is provided with circular groove, and said guide runner is arranged in the said circular groove, and said guide runner is fixedly connected with the bearing block of said molding roller support.
Wherein, comprise symmetrical two sleeve forming mechanisms.Beneficial effect of the present invention is following.
The present invention combines the cold roll forming technology with servo control technique effectively; Effectively solved the sheet material technical problem of bilateral while variable cross-section moulding longitudinally; Can better satisfy requirements of actual production; Expand the field of roll bending formation technology utilization, can be used for the part in fields such as automobile, building and the making of member.Simultaneously because the present invention is a kind of bilateral technology of variable-section roll-bending moulding simultaneously, it is different and cause and the technical barrier of defective make the cold roll forming section bar have proper mechanical performance more to have solved sheet material both sides stressing conditions in the roll forming process effectively.
Description of drawings
Fig. 1 is the front view of the three-dimensional variable cross-section make-up machine of double rack of the present invention;
Fig. 2 is the wherein left view of a side of the three-dimensional variable cross-section make-up machine of double rack of the present invention;
Fig. 3 is the front view of the three-dimensional variable cross-section make-up machine of double rack of the present invention rotary part;
Fig. 4 is the front view of the three-dimensional variable cross-section make-up machine of double rack of the present invention forming frame.
Fig. 5 is the rack-and-pinion engagement figure of the three-dimensional variable cross-section make-up machine of double rack of the present invention double rack driving mechanism;
Fig. 6 is the connection layout of three-dimensional variable cross-section make-up machine double rack driving mechanism of double rack of the present invention and adjacent parts;
Fig. 7 is the three-dimensional variable cross-section make-up machine of double rack of the present invention sheet material contour curve figure.
Among the figure: 1-benchmark base plate; 2-lower guideway supporting base; 3-grating chi; Precise guide rail is secondary under the 4-; 5-grating chi movable end connecting plate; The last precise guide rail of 6-is secondary; The last precise guide rail slide block of 7-connecting plate; The 8-rotary part; The 9-precision ball screw; 10-double rack driving mechanism; 11-connects base plate down; The 12-precise ball screw pair; 13-rotates riser; The 14-forming frame; The last connection of 15-top board; 16-rotates mantle; The 17-rotating shaft; 18-molding roller axle; 19-lifting nut mechanism; The 20-guide runner; The 21-tooth bar; The 22-driven wheel.
Below in conjunction with accompanying drawing the three-dimensional variable cross-section make-up machine of double rack of the present invention is further specified.
Front view, accompanying drawing 5 double rack driving mechanism gear tooth bars engagement figure and accompanying drawing 6 double rack driving mechanisms and miscellaneous part connection layout referring to the front view shown in the accompanying drawing 1, accompanying drawing 4 forming frames; The three-dimensional variable cross-section make-up machine of this double rack is that two sleeve forming mechanisms through symmetry realize bilateral three-dimensional variable-section roll-bending moulding, describes to the mechanism of a side wherein at present.According to the three-dimensional variable cross-section make-up machine of a kind of double rack of the present invention, fixed frame comprises the benchmark base plate 1 that is connected with ground, is connected with lower guideway supporting base 2 on the benchmark base plate 1.Following precise guide rail secondary 4 comprises two precise guide rail pairs of symmetry, wherein descend precise guide rail to be separately fixed on the lower guideway supporting base 2, the slide block of following precise guide rail pair 4 respectively with rotary part in rotation mantle 16 lower surfaces be fixedly connected.Rotary part 8 comprises rotating shaft 17 and rotation mantle 16.The two ends of rotating shaft 17 are fixedly connected with rotation mantle 16 and rotating shaft 17 upper ends are connected through key with the driven wheel of double rack driving mechanism 10, are connected base plate 11 fixed connections under the lower end of rotating shaft 17 and the movable machine frame.The axis direction of rotating shaft 17 is vertical directions.Last precise guide rail secondary 6 comprises two precise guide rail pairs of symmetry, and its middle guide is separately fixed at rotation mantle 16 upper surfaces, and the slide block of last precise guide rail secondary 6 is fixedly connected with two precise ball screw pairs 12 of symmetry respectively through last precise guide rail slide block connecting plate 7.Also be fixed with two tooth bars 21 of the symmetry in the double rack driving mechanism 10 on the precise ball screw pair 12 of symmetry.The precision ball screw 9 of symmetry is fixed on the fixed frame.The accurate ball wire of symmetry 9 one ends in vain is equipped with servomotor, other end cantilever.
Double rack driving mechanism 10 comprises two tooth bars 21 of driven wheel 22 and symmetry.Wherein driven wheel connects through bolt with the following base plate 11 that is connected of movable machine frame, and is connected with rotating shaft 17 keys, and two driving tooth bars, 21 mounting planes are parallel with precision ball screw 9 axis directions.The following connection base plate 11 of movable machine frame is fixedly connected with rotating shaft 17, and because of rotating shaft 17 upper ends are connected through key with the driven wheel of double rack driving mechanism 10, so movable machine frame can rotate with the gear 22 of rotating shaft 17 and double rack driving mechanism 10.Movable machine frame comprise connect down base plate 11, on connect two rotation risers 13 of top board 15 and symmetry.Because the slide block of following precise guide rail secondary 4 respectively with rotary part in rotation mantle 16 lower surfaces is fixedly connected, so movable machine frame can be along mobile before and after the guide rail of precise guide rail secondary 4 down is on fixed frame.Rotation riser 13 lower ends of movable machine frame with under be connected top board 11 and be fixedly connected, rotation riser 13 upper ends of symmetry respectively with on be connected top board 15 and be fixedly connected.Forming frame 14 is fixedly connected on the movable machine frame, is connected through bolt with rotation riser 13.Forming frame 14 comprises biside plate, laterally zygomorphic molding roller axle 18, laterally zygomorphic bearing block and the guide runner 20 of top board, base plate, symmetry.Wherein laterally zygomorphic bearing block is connected through bolt with the side plate of forming frame; Laterally zygomorphic molding roller axle 18 is fixedly connected with laterally zygomorphic bearing block respectively; Laterally zygomorphic molding roller axle 18 1 ends are connected with servomotor through decelerator, and the other end is separately installed with molding roller.There is lifting nut mechanism 19 the top chock upper end, can adjust roller gap, and lifting nut mechanism 19 is fixedly connected with said top chock and is threaded with the top board of forming frame 14, and the axis of said rotating shaft is vertical with the axis direction of molding roller.
The grating chi comprises stiff end and movable end; Wherein stiff end is fixed on the lower guideway supporting seat 2; Movable end is connected on the precise guide rail slide block connecting plate 7 through grating chi movable end connecting plate 5, and then is connected on the precise ball screw pair 12, thereby moves with precise ball screw pair 12.Here the benefit that designs the grating chi is the motion state that can monitor the three-dimensional variable cross-section make-up machine of double rack at any time, feeds back to computer with the initial target motion state compares analysis, as soon as possible the deviation of appearance is made adjustment and compensates.
Said laterally zygomorphic molding roller axle 18 1 ends are connected through decelerator with servomotor, and the other end is separately installed with molding roller.Servomotor drives 18 rotations of laterally zygomorphic molding roller axle through decelerator, thereby realizes the rotatablely moving of main motion-molding roller in the plate forming process.
Said precision ball screw 9 is connected with servomotor through decelerator; Servomotor drives precision ball screw 9 rotations through decelerator; Move thereby drive precise ball screw pair 12 front and back on precision ball screw 9, drive two tooth bars, 21 motions of double rack driving mechanism 10.The motion of two tooth bars drives driven wheel 22 rotations and moves, thereby the movable machine frame that drive is fixedly connected with driven wheel 22 moves forward and backward and rotates.The motion of movable machine frame has further driven seesawing of forming frame 14 and rotary part 8 again and has rotated.Concrete form has following three kinds.
Said precision ball screw 9 constant speed under the output torque of servomotor is rotated in the same way; When two tooth bars 21 of precise ball screw pair 12 promotion double rack driving mechanisms 10 move simultaneously in the same way; Said tooth bar 21 and driven wheel 22 engagements are also transmitted stressedly, promote driven wheel 22 and advance or retreat along precision ball screw 9 axis directions.Said driven wheel 22 drives movable machine frame and rotary part 8 advanced in unison or retreats, thereby realizes the in-movement of variable-section roll-bending moulding.
The constant speed reverse rotation under the output torque of servomotor of said precision ball screw 9; When precise ball screw pair 12 promotes two tooth bars, 21 counter motions simultaneously of double rack driving mechanism 10; Said tooth bar 21 and driven wheel 22 mesh and transmit stressed, promote driven wheel 22 and rotate.Said driven wheel 22 is fixedly connected with the movable machine frame lower shoe, drives movable machine frame and rotating shaft 17 with driven wheel 22 rotations.Forming frame is fixedly connected with movable machine frame, thereby drives forming frame 14 rotations, realizes the auxiliary oscillating motion of variable-section roll-bending moulding.
Said precision ball screw 9 is the variable speed rotation under the output torque of servomotor; Promote two tooth bars 21 of double rack driving mechanisms 10 when differential through precise ball screw pair 12; Said tooth bar 21 and driven wheel 22 mesh and transmit stressed, rotate around rotating shaft 17 when promotion driven wheel 22 is moved along precision ball screw 9 axis directions.Said driven wheel 22 drives movable machine frame and forming frame 14 rotations, thereby realizes the in-movement of variable-section roll-bending moulding and cooperatively interacting of auxiliary oscillating motion.
Through the working method of adjustment double rack driving mechanism 10, can realize the traverse feed of variable-section roll-bending moulding, auxiliary swing and traverse feed and auxiliary combining of swinging, thereby realize the three-dimensional adjustment of variable-section roll-bending moulding.
A wherein side of said rotation riser 13 is provided with circular groove; The center of circle of this circular arc and the axis of rotating shaft 17 overlap the axis that comprises said rotating shaft and molding roller with the intersection point of the center line of two molding roller axle 18 axis axis direction vertical (intersection point that is 17 axis and the center line that is positioned at two molding roller axle 18 axis centre positions of rotating shaft is the center of circle of this circular arc); Guide runner 20 in the said forming frame 14 is fixed on the side plate of forming frame 14 through screw, and is limited in the above-mentioned circular groove.Said forming frame 14 is positioned at the middle part of the rotation riser 13 of said movable machine frame two symmetries; The guide runner 20 that is connected on forming frame 14 side plates drives the circular groove slip of forming frame 14 along rotation riser 12 sides, thus the axis of adjustment moulding roll mandrel 18 and the angle of horizontal direction.The benefit of design is can be according to the stressed angle of adjusting moulding roll stacks and sheet material of each passage in the plate forming process like this, and then improves force-bearing situation, the quality of raising roll bending formation product.This angle need be adjusted according to the situation of actual product before moulding, in case adjust to correct position, just with screw forming frame 14 was fixedly connected with the rotation riser 13 of movable machine frame.This angle no longer changes in forming process.There is lifting nut mechanism 19 upper end of said forming frame 14, and said lifting nut mechanism 19 is fixedly connected with said top chock, is threaded with the top board of said forming frame 14, in order to according to the material of machining sheet and the roll gap of thickness adjustment roll shop building.In a single day roll gap adjusts to correct position, will no longer change in the forming process.
It once describes said structure for the mechanism of the both sides of the three-dimensional variable cross-section make-up machine symmetry of this double rack gets, the connection of opposite side mechanism with move identical with this side.Thereby the mechanism of both sides acts on the three-dimensional variable cross-section moulding of the bilateral of realizing sheet metal simultaneously.
Through above explanation, can see that the cooperation that cooperatively interacts by each parts can realize the rectilinear motion of molding roller fore-and-aft direction and around the rotating shaft rotation, go up lower forming roller simultaneously also in synchronous rotation to each parts.The present invention also can control servomotor through computer program, thereby the control roll is along the rotation of profile.The present invention can through the double rack linkage driving, realize the sheet material bilateral variable cross-section moulding that cross sectional shape continuously changes according to designing requirement on the section bar longitudinal direction, make the cold roll forming section bar have proper mechanical performance more.Illustrate the working method of make-up machine of the present invention below.
Fig. 7 is the sheet material contour curve figure that utilizes moulding of the present invention.Desire is molded into 80 degree with the variable cross-section limit from 0 degree.The distance that adjacent two passage forming frames are 14 is 500mm.Dual-side gets into the molding roller with a time left and right sides during the sheet material charging.The servomotor that is installed on forming frame 14 main shafts drives 18 rotations of molding roller axle, and then drives the molding roller rotation that is installed on the molding roller axle 18.Molding roller drives sheet material through friction and advances.
When precise ball screw pair 12 promoted double racks 21 and moves in the same way simultaneously in forming process, double rack 21 and driven wheel 22 engagements were also transmitted stressedly, promote driven wheel 22 and advance or retreat along precision ball screw 9 axis directions.Said driven wheel 22 drives movable machine frame and rotary part 8 advanced in unison or retreats.When precise ball screw pair 12 promoted double rack 21 counter motions simultaneously, tooth bar 21 and driven wheel 22 meshed and transmit stressed, and promotion driven wheel 22 drives movable machine frame and rotates around rotating shaft 17, thus the swing of realization variable-section roll-bending moulding.When precise ball screw pair 12 promotes double rack 21 differential motions; Tooth bar 21 is with driven wheel 22 engagements and transmit stressed; When being moved along precision ball screw 9 axis directions, promotion driven wheel 22 rotates around rotating shaft 17; Drive movable machine frame and rotating mechanism 8 and rotate, thereby realize the in-movement of variable-section roll-bending moulding and cooperatively interacting of auxiliary oscillating motion around rotating shaft 17.Make-up machine bilateral mechanism has above-mentioned effect simultaneously, adds the forward travel of plate, realizes the three-dimensional variable cross-section moulding of bilateral of sheet material jointly.
Sheet material variable cross-section limit is molded into 80 degree from 0 degree, except that the roll of design special roll shape, considers the concrete condition of profiled member, the axis that might make each passage molding roller is from the horizontal by certain angle.Guide runner 20 is fixed on forming frame 14 through screw, and makes forming frame 14 to slide along the groove on the rotation riser 13, thus the axis of adjustment moulding roll mandrel 18 and the angle of horizontal direction.Before moulding began, this angle will be adjusted to required angle, with screw forming frame 14 was fixed on the rotation riser 13 then.In forming process, this angle no longer changes.
When sheet material gets into next passage through certain passage, the action of a time make-up machine before the make-up machine of this passage repeats, with carrying out smoothly of assurance forming process, and reshaping 10 is spent angles on the basis of preceding a time forming angle degree.The roll profile difference has guaranteed angle and the shape that every time make-up machine moulding is different, but the moulding track of each passage make-up machine motion is identical, and just the time of each passage forming moving goes up according to the spacing distance between every time of space and postpones.
The above only is a preferred implementation of the present invention; Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from know-why of the present invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. the three-dimensional variable cross-section make-up machine of a double rack; Comprise servomotor; It is characterized in that also comprise fixed frame, movable machine frame, forming frame, rotary part and rack drives mechanism, said movable machine frame is connected with fixed frame and forming frame respectively; Said movable machine frame is connected with rack drives mechanism respectively with rotary part, and said rotary part is connected with movable machine frame.
2. the three-dimensional variable cross-section make-up machine of double rack according to claim 1 is characterized in that said fixed frame comprises benchmark base plate that is connected with ground and the lower guideway supporting seat that is connected with the benchmark base plate; Said movable machine frame comprises connecting down base plate, two rotation risers and going up and connects top board, and the lower end of said two rotation risers is connected the base plate connection down with said respectively, and said two upper ends that rotate risers connect respectively at said upper junction plate.
3. the three-dimensional variable cross-section make-up machine of double rack according to claim 2; It is characterized in that; Said forming frame comprises top board, base plate, biside plate, laterally zygomorphic molding roller assembly; The lower end of said biside plate is connected with base plate respectively, and the upper end of said biside plate is connected with top board respectively, and said laterally zygomorphic molding roller assembly is connected with biside plate.
4. the three-dimensional variable cross-section make-up machine of double rack according to claim 3 is characterized in that, said rack drives mechanism comprises two tooth bars of driven wheel and symmetry, said two tooth bars respectively with said driven wheel engagement.
5. the three-dimensional variable cross-section make-up machine of double rack according to claim 4; It is characterized in that; Said rotary part comprises rotating shaft and rotation mantle; Being fixedly connected with the rotation mantle of said rotating shaft, and the lower end of rotating shaft and said forming frame following be connected the base plate fixed connection, the upper end of said rotating shaft is connected with the driven wheel of said rack drives mechanism.
6. the three-dimensional variable cross-section make-up machine of double rack according to claim 5; It is characterized in that; Also comprise two precise ball screw pairs, two secondary and two following precise guide rail pairs of last precise guide rail; Said two following precise guide rail are connected with the lower guideway supporting seat respectively, and said two last precise guide rail are connected with whirler cover upper surface respectively, and said two following precise guide rail slide blocks are connected with rotation mantle lower surface respectively; Go up the precise guide rail slide blocks and be connected with two precise ball screw pairs respectively for said two, two tooth bars of said rack drives mechanism are fixedly connected on respectively on said two precise ball screw pairs.
7. the three-dimensional variable cross-section make-up machine of double rack according to claim 6; It is characterized in that; Said molding roller assembly comprises laterally zygomorphic molding roller axle, laterally zygomorphic bearing block and laterally zygomorphic molding roller; Said laterally zygomorphic bearing block is fixedly connected with the side plate of forming frame; Said laterally zygomorphic molding roller axle is fixedly connected with laterally zygomorphic bearing block respectively, and said laterally zygomorphic molding roller axle one end is connected with servomotor through decelerator, and the other end is connected with molding roller respectively.
8. the three-dimensional variable cross-section make-up machine of double rack according to claim 7 is characterized in that also comprise the lifting nut assembly, said lifting nut assembly is connected with the top chock of molding roller assembly and the top board of forming frame.
9. the three-dimensional variable cross-section make-up machine of double rack according to claim 8; It is characterized in that; Also comprise laterally zygomorphic guide runner; Wherein rotation riser of said movable machine frame is provided with circular groove, and said guide runner is arranged in the said circular groove, and said guide runner is fixedly connected with the bearing block of said molding roller support.
10. the three-dimensional variable cross-section make-up machine of double rack according to claim 9 is characterized in that, comprises symmetrical two sleeve forming mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110180936 CN102357573B (en) | 2011-06-30 | 2011-06-30 | Double-rack three-dimensional variable section forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110180936 CN102357573B (en) | 2011-06-30 | 2011-06-30 | Double-rack three-dimensional variable section forming machine |
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| CN102357573A true CN102357573A (en) | 2012-02-22 |
| CN102357573B CN102357573B (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110180936 Expired - Fee Related CN102357573B (en) | 2011-06-30 | 2011-06-30 | Double-rack three-dimensional variable section forming machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658315A (en) * | 2012-05-22 | 2012-09-12 | 北方工业大学 | Three-dimensional roll bending forming device and method applying same |
| CN103008414A (en) * | 2012-12-10 | 2013-04-03 | 滁州市鑫隆机电有限公司 | Bidirectional bending combiner |
| CN109967531A (en) * | 2019-04-28 | 2019-07-05 | 广东奥基德信机电有限公司 | A kind of three-dimensional variable section roll cold bending machine |
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| DE10011755A1 (en) * | 2000-03-13 | 2001-09-20 | Groche Ptu Tu Darmstadt Peter | Production of profiles having a changing longitudinal cross-section comprises moving rollers vertically to the longitudinal orientation of the sheet, and pivoting about a further axis of rotation |
| CN2519704Y (en) * | 2001-07-19 | 2002-11-06 | 高国武 | Roller type moulding machine |
| RU2292974C2 (en) * | 2005-04-11 | 2007-02-10 | Открытое акционерное общество "ГАЗ" (ОАО "ГАЗ") | Apparatus for double-sided bending of tubes in two planes |
| CN101402114A (en) * | 2008-10-21 | 2009-04-08 | 北方工业大学 | Double-shaft variable cross-section roller bending and shaping machine |
| CN202143916U (en) * | 2011-06-30 | 2012-02-15 | 北方工业大学 | Double tooth bar three dimensional variable cross-section forming machine |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10011755A1 (en) * | 2000-03-13 | 2001-09-20 | Groche Ptu Tu Darmstadt Peter | Production of profiles having a changing longitudinal cross-section comprises moving rollers vertically to the longitudinal orientation of the sheet, and pivoting about a further axis of rotation |
| CN2519704Y (en) * | 2001-07-19 | 2002-11-06 | 高国武 | Roller type moulding machine |
| RU2292974C2 (en) * | 2005-04-11 | 2007-02-10 | Открытое акционерное общество "ГАЗ" (ОАО "ГАЗ") | Apparatus for double-sided bending of tubes in two planes |
| CN101402114A (en) * | 2008-10-21 | 2009-04-08 | 北方工业大学 | Double-shaft variable cross-section roller bending and shaping machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102658315A (en) * | 2012-05-22 | 2012-09-12 | 北方工业大学 | Three-dimensional roll bending forming device and method applying same |
| CN102658315B (en) * | 2012-05-22 | 2014-09-17 | 北方工业大学 | Three-dimensional roll bending forming device and method applying same |
| CN103008414A (en) * | 2012-12-10 | 2013-04-03 | 滁州市鑫隆机电有限公司 | Bidirectional bending combiner |
| CN103008414B (en) * | 2012-12-10 | 2015-04-22 | 滁州市鑫隆机电有限公司 | Bidirectional bending combiner |
| CN109967531A (en) * | 2019-04-28 | 2019-07-05 | 广东奥基德信机电有限公司 | A kind of three-dimensional variable section roll cold bending machine |
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| CN102357573B (en) | 2013-12-18 |
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