CN105499339A - Pre-bending and forming device - Google Patents

Pre-bending and forming device Download PDF

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Publication number
CN105499339A
CN105499339A CN201610022012.3A CN201610022012A CN105499339A CN 105499339 A CN105499339 A CN 105499339A CN 201610022012 A CN201610022012 A CN 201610022012A CN 105499339 A CN105499339 A CN 105499339A
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CN
China
Prior art keywords
roller
worm gear
inwall
screw elevator
gear screw
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Granted
Application number
CN201610022012.3A
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Chinese (zh)
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CN105499339B (en
Inventor
高国鸿
马丽
郎兆魁
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Dalian Sage Group Co Ltd
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Dalian Sage Group Co Ltd
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Priority to CN201610022012.3A priority Critical patent/CN105499339B/en
Publication of CN105499339A publication Critical patent/CN105499339A/en
Application granted granted Critical
Publication of CN105499339B publication Critical patent/CN105499339B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00Bending rods, profiles, or tubes
    • B21D7/08Bending rods, profiles, or tubes by passing between rollers or through a curved die

Abstract

The invention discloses a pre-bending and forming device which comprises a base, stand columns, a beam, two outside roller mechanisms, an upper pressing roller mechanism, an upper drive roller mechanism, an inner wall roller mechanism, a lower carrier roller mechanism and a lower drive roller mechanism. The base, the two stand columns and the beam are combined into a closed rack. The upper pressing roller mechanism, the upper drive roller mechanism and the inner wall roller mechanism are sequentially installed on the beam located at the upper end. The lower carrier roller mechanism and the lower drive roller mechanism are sequentially installed on the base at the bottom end. By the adoption of the technical scheme, the structure is compact, steel pipes can be produced continuously, single volumes can be used for producing the steel pipes, single plates can be used for producing the steel pipes, forming quality of finished pipe products is improved, production efficiency is greatly improved, operation is stable and reliable, operation is safe, and use is convenient.

Description

One gives roll forming device
Technical field
The present invention relates to the continuously shaped straight-seam pipes manufacturing equipment of heavy caliber, particularly the shaped device of bender is given in a kind of employing.
Background technology
At present, along with advancing of science and technology, all trades and professions increase day by day to the transfer pipeline product in machinery industry; As in oil exploitation industry, need a large amount of heavy calibers and high performance carrier pipe.As everyone knows, current, for the carrier pipe in oil exploitation, mostly adopt the carbon steel pipe of high-frequency welding, and have higher demand to the intensity of steel pipe and wall thickness.And current continuously shaped unit all adopts kink and Shearing Butt Resistance Welder to ensure the continuous operation of unit, and kink can not meet the production requirement of high-strength steel and large wall thickness tubing, and kink floor space is large, invests high.Thus monovolume is just needed to produce when producing the steel pipe of high-strength steel, greatly wall thickness or veneer production, and existing forming technique due to frame spacing large, in forming process, a series of deformation defect such as side wave, depression is caused to steel pipe head, make band steel can not good joint close, cannot weld.Therefore, for above-mentioned Problems existing, research and develop a kind of Straight Welded Pipe welding quantity-produced production line, this production line can produce steel pipe with monovolume, can produce steel pipe with spiral-plate again, use the needs meeting high-strength steel, large wall thickness steel tube market, be very necessary.
Summary of the invention
The present invention is directed to above-mentioned technical problem, propose a kind ofly novel to give roll forming device.
For reaching above object, be achieved through the following technical solutions:
One gives roll forming device, comprising: base, column, crossbeam, two outside roller mechanisms, upper pressing roll mechanism, upper driven roller mechanism, inwall roller mechanism, snub pulley mechanism and lower driven roller mechanisms;
Wherein, base, two columns, crossbeams are combined into a closed frame, the crossbeam being positioned at upper end is installed successively pressing roll mechanism, on driven roller mechanism and inwall roller mechanism, the base of bottom is installed snub pulley mechanism and lower driven roller mechanism successively;
Upper pressing roll mechanism is arranged on crossbeam, the center radian of the processed pipe entered is become recessed by epirelief by the pressing action of upper pressure roller, upper and lower adjustment is carried out according to the specification of processed pipe in the position of upper pressure roller, and the up-down adjustment device of upper pressure roller is made up of upper pressing roller holder, upper pressure roller slide, reducing motor I and worm gear screw elevator I; Wherein, the bottom of upper pressing roller holder is provided with the chute to downward-extension, and in chute, coordinate the upper pressure roller slide loaded along slide, the top of upper pressure roller slide connects the bottom of adpting flange I, the bottom of upper pressure roller slide connects upper pressure roller, upper pressing roller holder end face fills the worm gear screw elevator I driven by reducing motor I, worm gear screw elevator I lift side and adpting flange I top are fixed;
Snub pulley mechanism is made up of roller seat, bearing block III, subiculum roll shaft, snub pulley, worm gear screw elevator II, reducing motor II, adpting flange II, snub pulley mechanism is arranged on base, on roller seat, symmetry is equipped with two bearing blocks III, snub pulley axle is loaded in two bearing blocks III, on subiculum roll shaft, synchronous axial system is equipped with snub pulley, the bottom surface of roller seat is fixedly connected with flange II, the screw head of worm gear screw elevator II installs the other end of adpting flange II, and the power shaft of worm gear screw elevator II is connected with the output shaft of reducing motor II;
Upper driven roller mechanism is arranged on crossbeam, lower driven roller mechanism is arranged on base, wherein, processed pipe is by upper, lower driven roller drives and runs along production line direction, in upper driven roller mechanism, the up-down adjustment device of upper driven roller is by upper driven roller support, reducing motor IV, two adpting flanges III, worm gear screw elevator IV forms, wherein, worm gear screw elevator IV is double lead worm gear screw elevator, the top of two adpting flanges III is connected with two lifting screws of worm gear screw elevator IV respectively, bottom is equiped with bearing block I respectively, drive roller shaft on loading in diaxon bearing I, in drive roller shaft, synchronous axial system is equipped with driven roller, input and main gear reducer I output shaft of drive roller shaft are linked by universal drive shaft I, mair motor I drives main gear reducer I to drive upper driven roller to rotate, reducing motor IV be assemblied in driven roller cradle top surface, and drive worm gear screw elevator IV,
In lower driven roller mechanism, the up-down adjustment device of lower driven roller is made up of lower driven roller support, reducing motor V, two adpting flanges IV, worm gear screw elevators V;
Wherein, worm gear screw elevator V is double lead worm gear screw elevator; The bottom of two adpting flanges IV is connected with two lifting screws of worm gear screw elevator V respectively, top is all equiped with bearing block II, drive roller shaft under loading in diaxon bearing II, in lower drive roller shaft, synchronous axial system is equipped with lower driven roller, input and main gear reducer II output shaft of lower drive roller shaft are linked by universal drive shaft II, and mair motor II drives main gear reducer II to drive lower driven roller to rotate; Reducing motor V and worm gear screw elevator V are loaded on lower driven roller support bottom surface, and drive worm gear screw elevator V by reducing motor V;
Outside roller mechanism comprises: outside roller, roller seat, outside roller crossbeam, screw, bearing, worm gear screw elevator III and reducing motor III; Wherein, two outside roller mechanism symmetries are installed on base, according to the pass of processed pipe, adjust the position of the outside roller on the roller mechanism of outside; Outside roller is arranged on roller seat, roller seat is arranged on the roller crossbeam of outside, the outside roller crossbeam loaded along slide is coordinated in the top chute of bearing, outside roller is equipped with on the top of outside roller crossbeam, the base plate of outside roller crossbeam connects screw I, the hypomere of worm gear screw elevator III screw rod is threaded in screw I, drives worm gear screw elevator III by reducing motor III;
Inwall roller mechanism is arranged on crossbeam, according to the pass of processed pipe, adjust the position of inwall roller, the up-down adjustment device of the inwall roller group of inwall roller mechanism is made up of inwall roller slide, inwall roller support, reducing motor VI, worm gear screw elevator VI, screw II; Crossbeam is installed inwall roller support, the worm gear screw elevator VI driven by reducing motor VI inwall roller cradle top surface is equipped with, the inwall roller slide loaded along slide is coordinated in the bottom chute of inwall roller support, the top board of inwall roller slide connects screw II, the bottom of inwall roller slide connects inwall roller adjusting seat, the bottom of inwall roller adjusting seat is provided with inwall roller, and the screw rod hypomere of worm gear screw elevator VI is threaded in screw II.
Adopt the present invention of technique scheme compared with prior art, not only reasonable in design, compact conformation, except continuous seepage steel pipe, steel pipe can be produced with monovolume, steel pipe can be produced with veneer again, improve the Forming Quality of production tube, and enhance productivity widely, stable and reliable operation, handling safety and use very convenient.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of description, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
The present invention is totally 4 width accompanying drawings, wherein:
Accompanying drawing 1 is the horizontal layout schematic diagram of specific embodiments of the invention;
Accompanying drawing 2 analyses and observe enlarged diagram along A-A line in Fig. 1;
Accompanying drawing 3 analyses and observe enlarged diagram along B-B line in Fig. 1;
Accompanying drawing 4 analyses and observe enlarged diagram along C-C line in Fig. 3.
In figure: 1, base, 2, column, 3, crossbeam, 4, outside roller mechanism, 5, upper pressing roll mechanism, 6, upper driven roller mechanism, 7, inwall roller mechanism, 8, snub pulley mechanism, 9, lower driven roller mechanism, 10, reducing motor III, 11, worm gear screw elevator III, 12, limit roller crossbeam, 13, screw I, 14, limit roller, 15, limit roller seat, 16, upper pressing roller holder, 17, worm gear screw elevator I, 18, adpting flange I, 19, upper pressure roller slide, 20, upper pressure roller, 21, roll shaft, 22, reducing motor I, 23, bearing block III, 24, subiculum roll shaft, 25, snub pulley, 26, worm gear screw elevator II, 27, reducing motor II, 28, roller seat, 29, adpting flange II, 30, upper driven roller support, 31, worm gear screw elevator IV, 32, upper driven roller, 33, adpting flange III, 34, bearing block I, 35, upper drive roller shaft, 36, reducing motor IV, 37, universal drive shaft I, 38, main gear reducer I, 39, mair motor I, 40, lower driven roller support, 41, adpting flange IV, 42, lower driven roller, 43, worm gear screw elevator V, 44, bearing block II, 45, lower drive roller shaft, 46, universal drive shaft II, 47, main gear reducer II, 48, mair motor II, 49, inwall roller support, 50, screw II, 51, worm gear screw elevator VI, 52, reducing motor VI, 53, inwall roller slide, 54, inwall roller adjusting seat, 55, inwall roll shaft, 56, inwall roller seat, 57, inwall roller, 58 processed pipes, 59, bearing.
Detailed description of the invention
One as shown in Figure 1, Figure 2, Figure 3 and Figure 4 gives roll forming device, comprising: base 1, column 2, crossbeam 3, two outside roller mechanism 4, upper pressing roll mechanism 5, upper driven roller mechanism 6, inwall roller mechanism 7, snub pulley mechanism 8 and lower driven roller mechanism 9;
Wherein, base 1, two columns 2, crossbeam 3 are combined into a closed frame, the crossbeam 3 being positioned at upper end is installed successively pressing roll mechanism 5, on driven roller mechanism 6 and inwall roller mechanism 7, the base 1 of bottom is installed snub pulley mechanism 8 and lower driven roller mechanism 9 successively;
Upper pressing roll mechanism 5 is arranged on crossbeam 3, the center radian of the processed pipe 58 entered is become recessed by epirelief by the pressing action of upper pressure roller 20, upper and lower adjustment is carried out according to the specification of processed pipe 58 in the position of upper pressure roller 20, and the up-down adjustment device of upper pressure roller 20 is made up of upper pressing roller holder 16, upper pressure roller slide 19, reducing motor I 22 and worm gear screw elevator I 17; Wherein, the bottom of upper pressing roller holder 16 is provided with the chute to downward-extension, and in chute, coordinate the upper pressure roller slide 19 loaded along slide, the top of upper pressure roller slide 19 connects the bottom of adpting flange I 18, the bottom of upper pressure roller slide 19 connects upper pressure roller 20, upper pressing roller holder 16 end face fills the worm gear screw elevator I 17 driven by reducing motor I 22, worm gear screw elevator I 17 lift side and adpting flange I 18 top are fixed; Achieve and adopt integrally-regulated to upper pressure roller of mechanization;
Snub pulley mechanism 8 is by roller seat 28, bearing block III 23, subiculum roll shaft 24, snub pulley 25, worm gear screw elevator II 26, reducing motor II 27, adpting flange II 29 forms, snub pulley mechanism 8 is arranged on base 1, on roller seat 28, symmetry is equipped with two bearing blocks III 23, snub pulley axle 24 is loaded in two bearing blocks III 23, on subiculum roll shaft 24, synchronous axial system is equipped with snub pulley 25, the bottom surface of roller seat 28 is fixedly connected with flange II 29, the screw head of worm gear screw elevator II 26 installs the other end of adpting flange II 29, the power shaft of worm gear screw elevator II 26 is connected with the output shaft of reducing motor II 27,
Upper driven roller mechanism 6 is arranged on crossbeam 3, lower driven roller mechanism 9 is arranged on base, wherein, processed pipe 58 is by upper, lower driven roller drives and runs along production line direction, in upper driven roller mechanism 6, the up-down adjustment device of upper driven roller is by upper driven roller support 30, reducing motor IV 36, two adpting flanges III 33, worm gear screw elevator IV 31 forms, wherein, worm gear screw elevator IV 31 is double lead worm gear screw elevator, the top of two adpting flanges III 33 is connected with two lifting screws of worm gear screw elevator IV 31 respectively, bottom is equiped with bearing block I 34 respectively, drive roller shaft 35 on loading in diaxon bearing I 34, in drive roller shaft 35, synchronous axial system is equipped with driven roller 32, input and main gear reducer I 38 output shaft of drive roller shaft 35 are linked by universal drive shaft I 37, mair motor I 39 drives main gear reducer 1 to drive upper driven roller 32 to rotate, reducing motor IV 36 be assemblied on driven roller support 30 end face, and drive worm gear screw elevator IV 31,
In lower driven roller mechanism 9, the up-down adjustment device of lower driven roller is made up of lower driven roller support 40, reducing motor V 36, two adpting flanges IV 41, worm gear screw elevators V 43;
Wherein, worm gear screw elevator V 43 is double lead worm gear screw elevator; The bottom of two adpting flanges IV 41 is connected with two lifting screws of worm gear screw elevator V 43 respectively, top is all equiped with bearing block II 44, drive roller shaft 45 under loading in diaxon bearing II 44, in lower drive roller shaft 45, synchronous axial system is equipped with lower driven roller 42, input and main gear reducer II 47 output shaft of lower drive roller shaft 45 are linked by universal drive shaft II 46, and mair motor II 48 drives main gear reducer II 47 to drive lower driven roller 42 to rotate; Reducing motor V 36 and worm gear screw elevator V 43 are loaded on lower driven roller support 40 bottom surface, and drive worm gear screw elevator V 43 by reducing motor V 36;
Outside roller mechanism 4 comprises: outside roller 14, roller seat 15, outside roller crossbeam 12, screw 13, bearing 59, worm gear screw elevator III 11 and reducing motor III 10; Wherein, two outside roller mechanism 4 symmetries are installed on base 1, according to the pass of processed pipe 58, adjust the position of the outside roller 14 on the roller mechanism 4 of outside; Outside roller 14 is arranged on roller seat 15, roller seat 15 is arranged on outside roller crossbeam 12, the outside roller crossbeam 12 loaded along slide is coordinated in the top chute of bearing 59, outside roller 14 is equipped with on the top of outside roller crossbeam 12, the base plate of outside roller crossbeam 12 connects screw I 13, the hypomere of worm gear screw elevator III 11 screw rod is threaded in screw I 13, drives worm gear screw elevator III 11 by reducing motor III 10; Achieve and adopt integrally-regulated to outside roller group of mechanization;
Inwall roller mechanism 7 is arranged on crossbeam 3, according to the pass of processed pipe 58, adjust the position of inwall roller, the up-down adjustment device of the inwall roller group of inwall roller mechanism 7 is made up of inwall roller slide 53, inwall roller support 49, reducing motor VI 52, worm gear screw elevator VI 51, screw II 50; Crossbeam 3 is installed inwall roller support 49, the worm gear screw elevator VI 51 driven by reducing motor VI 52 inwall roller support 49 end face is equipped with, the inwall roller slide 53 loaded along slide is coordinated in the bottom chute of inwall roller support 49, the top board of inwall roller slide 53 connects screw II 50, the bottom of inwall roller slide 53 connects inwall roller adjusting seat 54, the bottom of inwall roller adjusting seat 54 is provided with inwall roller 57, and the screw rod hypomere of worm gear screw elevator VI 51 is threaded in screw II 50; Achieve and adopt integrally-regulated to inwall roller group of mechanization.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art are not departing within the scope of technical solution of the present invention, when the technology contents that appeal can be utilized to disclose is made a little change or is modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (1)

1. one kind is given roll forming device, it is characterized in that: comprise, base (1), column (2), crossbeam (3), two outsides roller mechanism (4), upper pressing roll mechanism (5), upper driven roller mechanism (6), inwall roller mechanism (7), snub pulley mechanism (8) and lower driven roller mechanisms (9);
Wherein, base (1), two columns (2), crossbeams (3) are combined into a closed frame, the crossbeam (3) being positioned at upper end is installed pressing roll mechanism (5), upper driven roller mechanism (6) and inwall roller mechanism (7) successively, the base (1) of bottom is installed snub pulley mechanism (8) and lower driven roller mechanism (9) successively;
Described upper pressing roll mechanism (5) is arranged on crossbeam (3), the center radian of the processed pipe (58) entered is become recessed by epirelief by the pressing action of upper pressure roller (20), upper and lower adjustment is carried out according to the specification of processed pipe (58) in the position of upper pressure roller (20), and the up-down adjustment device of upper pressure roller (20) is made up of upper pressing roller holder (16), upper pressure roller slide (19), reducing motor I (22) and worm gear screw elevator I (17); Wherein, the bottom of upper pressing roller holder (16) is provided with the chute to downward-extension, and in chute, coordinate the upper pressure roller slide (19) loaded along slide, the top of upper pressure roller slide (19) connects the bottom of adpting flange I (18), the bottom of upper pressure roller slide (19) connects upper pressure roller (20), upper pressing roller holder (16) end face fills the worm gear screw elevator I (17) driven by reducing motor I (22), worm gear screw elevator I (17) lift side and adpting flange I (18) top are fixed;
Described snub pulley mechanism (8) is by roller seat (28), bearing block III (23), subiculum roll shaft (24), snub pulley (25), worm gear screw elevator II (26), reducing motor II (27), adpting flange II (29) forms, snub pulley mechanism (8) is arranged on base (1), in the upper symmetry of roller seat (28), two bearing blocks III (23) are housed, snub pulley axle (24) is loaded in two bearing blocks III (23), the upper synchronous axial system of subiculum roll shaft (24) is equipped with snub pulley (25), the bottom surface of roller seat (28) is fixedly connected with flange II (29), the screw head of worm gear screw elevator II (26) installs the other end of adpting flange II (29), the power shaft of worm gear screw elevator II (26) is connected with the output shaft of reducing motor II (27).
Described upper driven roller mechanism (6) is arranged on crossbeam (3), lower driven roller mechanism (9) is arranged on base, wherein, processed pipe (58) is by upper, lower driven roller drives and runs along production line direction, in upper driven roller mechanism (6), the up-down adjustment device of upper driven roller is by upper driven roller support (30), reducing motor IV (36), two adpting flanges III (33), worm gear screw elevator IV (31) forms, wherein, worm gear screw elevator IV (31) is double lead worm gear screw elevator, the top of two adpting flanges III (33) is connected with two lifting screws of worm gear screw elevator IV (31) respectively, bottom is equiped with bearing block I (34) respectively, upper drive roller shaft (35) is loaded in diaxon bearing I (34), the upper synchronous axial system of drive roller shaft (35) is equipped with driven roller (32), the input of drive roller shaft (35) and main gear reducer I (38) output shaft are linked by universal drive shaft I (37), mair motor I (39) drives driven roller (32) in main gear reducer I (38) drive to rotate, described reducing motor IV (36) is assemblied on driven roller support (30) end face, and drives worm gear screw elevator IV (31),
In lower driven roller mechanism (9), the up-down adjustment device of lower driven roller is made up of lower driven roller support (40), reducing motor V (36), two adpting flanges IV (41), worm gear screw elevators V (43);
Wherein, worm gear screw elevator V (43) is double lead worm gear screw elevator, the bottom of two adpting flanges IV (41) is connected with two lifting screws of worm gear screw elevator V (43) respectively, top is all equiped with bearing block II (44), drive roller shaft (45) under loading in diaxon bearing II (44), the upper synchronous axial system of lower drive roller shaft (45) is equipped with lower driven roller (42), the input of lower drive roller shaft (45) and main gear reducer II (47) output shaft are linked by universal drive shaft II (46), mair motor II (48) drives main gear reducer II (47) to drive lower driven roller (42) to rotate, described reducing motor V (36) and worm gear screw elevator V (43) are loaded on lower driven roller support (40) bottom surface, and drive worm gear screw elevator V (43) by reducing motor V (36),
Described outside roller mechanism (4) comprising: outside roller (14), roller seat (15), outside roller crossbeam (12), screw (13), bearing (59), worm gear screw elevator III (11) and reducing motor III (10); Wherein, two outside roller mechanism (4) symmetries are installed on base (1), according to the pass of processed pipe (58), adjust the position of the outside roller (14) on outside roller mechanism (4); Outside roller (14) is arranged on roller seat (15), roller seat (15) is arranged on outside roller crossbeam (12), outside roller crossbeam (12) loaded along slide is coordinated in the top chute of bearing (59), outside roller (14) is equipped with on the top of outside roller crossbeam (12), the base plate of outside roller crossbeam (12) connects screw I (13), the hypomere of worm gear screw elevator III (11) screw rod is threaded in screw I (13), drives worm gear screw elevator III (11) by reducing motor III (10);
Described inwall roller mechanism (7) is arranged on crossbeam (3), according to the pass of processed pipe 58, adjust the position of inwall roller, the up-down adjustment device of the inwall roller group of inwall roller mechanism (7) is made up of inwall roller slide (53), inwall roller support (49), reducing motor VI (52), worm gear screw elevator VI (51), screw II (50), at crossbeam (3) upper installing inwall roller support (49), the worm gear screw elevator VI (51) driven by reducing motor VI (52) inwall roller support (49) end face is equipped with, the inwall roller slide (53) loaded along slide is coordinated in the bottom chute of inwall roller support (49), the top board of inwall roller slide (53) connects screw II (50), the bottom of inwall roller slide (53) connects inwall roller adjusting seat (54), the bottom of inwall roller adjusting seat (54) is provided with inwall roller (57), the screw rod hypomere of worm gear screw elevator VI (51) is threaded in screw II (50).
CN201610022012.3A 2016-01-13 2016-01-13 One kind gives roll forming device Active CN105499339B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN105499339B CN105499339B (en) 2018-01-12

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106111759A (en) * 2016-08-30 2016-11-16 宁波市鄞州新华仪表电机配件厂 A kind of bending machine
CN106238527A (en) * 2016-08-30 2016-12-21 宁波市鄞州新华仪表电机配件厂 A kind of multi-radian bending machine
CN106270047A (en) * 2016-08-30 2017-01-04 宁波市鄞州新华仪表电机配件厂 Multi-radian bending machine
CN106270050A (en) * 2016-08-30 2017-01-04 宁波市鄞州新华仪表电机配件厂 Bending machine
CN106345868A (en) * 2016-08-30 2017-01-25 宁波市鄞州新华仪表电机配件厂 Automatic pipebender

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Publication number Priority date Publication date Assignee Title
CN86107514A (en) * 1985-12-28 1987-07-08 株式会社中田制作所 Format roll in the tuber, forming method and equipment thereof
EP0607430B1 (en) * 1989-12-04 1996-07-10 Kawasaki Steel Corporation Apparatus for manufacturing welded steel pipe
CN2686757Y (en) * 2003-10-13 2005-03-23 大连三高科技发展有限公司 Row-roll shaping set
CN102091728A (en) * 2010-11-23 2011-06-15 大连三高科技发展有限公司 Forming unit for longitudinal welded pipe with ultra-large pipe diameter
CN205732412U (en) * 2016-01-13 2016-11-30 大连三高集团有限公司 One gives roll forming device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86107514A (en) * 1985-12-28 1987-07-08 株式会社中田制作所 Format roll in the tuber, forming method and equipment thereof
EP0607430B1 (en) * 1989-12-04 1996-07-10 Kawasaki Steel Corporation Apparatus for manufacturing welded steel pipe
CN2686757Y (en) * 2003-10-13 2005-03-23 大连三高科技发展有限公司 Row-roll shaping set
CN102091728A (en) * 2010-11-23 2011-06-15 大连三高科技发展有限公司 Forming unit for longitudinal welded pipe with ultra-large pipe diameter
CN205732412U (en) * 2016-01-13 2016-11-30 大连三高集团有限公司 One gives roll forming device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106111759A (en) * 2016-08-30 2016-11-16 宁波市鄞州新华仪表电机配件厂 A kind of bending machine
CN106238527A (en) * 2016-08-30 2016-12-21 宁波市鄞州新华仪表电机配件厂 A kind of multi-radian bending machine
CN106270047A (en) * 2016-08-30 2017-01-04 宁波市鄞州新华仪表电机配件厂 Multi-radian bending machine
CN106270050A (en) * 2016-08-30 2017-01-04 宁波市鄞州新华仪表电机配件厂 Bending machine
CN106345868A (en) * 2016-08-30 2017-01-25 宁波市鄞州新华仪表电机配件厂 Automatic pipebender

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