CN114393057B - New forming device that closes of ERW high frequency welded tube - Google Patents
New forming device that closes of ERW high frequency welded tube Download PDFInfo
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- CN114393057B CN114393057B CN202210075542.XA CN202210075542A CN114393057B CN 114393057 B CN114393057 B CN 114393057B CN 202210075542 A CN202210075542 A CN 202210075542A CN 114393057 B CN114393057 B CN 114393057B
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- main shaft
- adjusting mechanism
- upper roller
- spacer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a new closed forming device for an ERW high-frequency welded pipe, which belongs to the technical field of ERW welded pipe production and comprises a steel pipe adjusting mechanism, a spiral lifter, a connecting frame, a box body, a movable guide rail, a pressing plate, a guide block, a flange sleeve, a fixed sleeve and a threaded sleeve, wherein the steel pipe adjusting mechanism comprises a blade, a main shaft, an upper roller, a tapered roller bearing, a stop washer, a round nut, a first spacer, a second spacer and a self-aligning roller bearing; the invention is arranged between the two frames, so that the pipe forming is more compact, and the distortion and the deformation of the steel belt in a free state are limited; the device can adjust the roller to lift through the spiral lifter, and the main shaft is adjusted to move left and right, simple structure, simple to operate plays effective regulation effect to the steel pipe shaping process.
Description
Technical Field
The invention relates to the technical field of ERW welded pipe production, in particular to a novel closed-end forming device for an ERW high-frequency welded pipe.
Background
The ERW steel pipe is a straight seam resistance welded pipe used for conveying gas-liquid objects such as petroleum, natural gas and the like, can meet various requirements of high and low pressure, and takes a significant role in the field of conveying pipes in the world. The biggest difference between the ERW steel pipe and the seamless steel pipe is that the ERW is provided with a strip weld, which is also the key point of the quality of the ERW steel pipe, and the continuous efforts are made on the modern ERW steel pipe production process and equipment, so that the seamless of the ERW steel pipe is solved more satisfactorily. ERW represents resistance welding, and the resistance welding has the characteristics of high production efficiency, low cost, material saving, easiness in automation and the like, so that the ERW is widely applied to various industrial departments such as aviation, aerospace, energy, electronics, automobiles, light industry and the like, and is one of important welding processes.
The device is applied to the production and manufacture of ERW welded pipes. The ERW welded pipe is manufactured by the steps of uncoiling a steel belt, leveling, blank bending, forming, roller arrangement, closed forming, high-frequency welding and the like. The steel strip is formed in a closed mode in the middle of the U-shaped to O-shaped mode, the forming deformation is largest, when the existing production line is used for producing the thin-wall pipe, the edges of the steel strip are most prone to being wrinkled, the wrinkled is welded to become a bulge, and the produced steel pipe cannot meet delivery requirements.
Therefore, there is a need to design a new closed-mouth forming device for an ERW high-frequency welded pipe.
Disclosure of Invention
The invention aims to provide a new closed-mouth forming device for an ERW high-frequency welded pipe, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a new closed forming device of ERW high frequency welded tube, includes steel pipe adjustment mechanism, spiral riser, link, box, movable rail, clamp plate, guide block, flange cover, fixed cover, thread bush, steel pipe adjustment mechanism includes blade, main shaft, upper roller, tapered roller bearing, stop washer, round nut, spacer first, spacer second and aligning roller bearing, tapered roller bearing installs on the main shaft, the outside bilateral symmetry of main shaft is provided with the upper roller, the upper roller passes through tapered roller bearing and is connected with the main shaft, be provided with aligning roller bearing in the upper roller, the inboard of upper roller is provided with spacer second, the left and right sides the outside of upper roller is connected with the blade, be connected with spacer first, stop washer on the upper roller to through round nut locking fixed connection, the fixed cover has been installed to the main shaft left side, the right side has installed the thread bush;
the steel pipe adjustment mechanism is located the box, the box is connected with the link, the link is connected with the flange cover, the flange cover is connected with the spiral riser.
In the ERW high-frequency welded pipe newly-added closed-mouth forming device, the steel pipe adjusting mechanism is connected with the steel pipe adjusting mechanism through a pressing plate.
Furthermore, in the ERW high-frequency welded pipe newly-added closed-port forming device, the spiral lifter is fixed on production line equipment.
Further, in the ERW high-frequency welded pipe newly-added closed forming device, four guide blocks are fixed on the outer side of the box body, and a movable guide rail is arranged on the outer side of each guide block.
Furthermore, in the ERW high-frequency welded pipe newly-added closed-port forming device, the movable guide rail is welded on production line equipment.
In the new closed-mouth forming device for the ERW high-frequency welded pipe, the outer part of the upper roller is arc-shaped.
Furthermore, in the ERW high-frequency welded pipe newly-added closed-mouth forming device, the steel pipe adjusting mechanism is used for adjusting steel pipe forming.
Furthermore, in the ERW high-frequency welded pipe newly-added closed-mouth forming device, the steel pipe adjusting mechanism is used for limiting the distortion of the steel belt in a free state.
Compared with the prior art, the invention has the beneficial effects that:
the invention is arranged between the two frames, so that the pipe forming is more compact, and the distortion and the deformation of the steel belt in a free state are limited; the device can adjust the roller to lift through the spiral lifter, and the main shaft is adjusted to move left and right. This scheme simple structure, simple to operate plays effective regulation effect to the steel pipe shaping process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of the method of use of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a schematic diagram of the structure of the present invention;
FIG. 5 is a position diagram of a steel pipe installation line according to the present invention;
in the drawings, the list of components represented by the various numbers is as follows:
the steel tube adjusting mechanism comprises a cutter blade, a main shaft, an upper roller, a conical roller bearing, a stop washer, a round nut, a spacer, a screw lifter, a connecting frame, a box body, a guide rail, a pressing plate, a guide block, a flange sleeve, a fixed sleeve, a threaded sleeve and a steel tube adjusting mechanism.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The invention provides a technical scheme that: a new closed-end forming device for ERW high-frequency welded pipes comprises a steel pipe adjusting mechanism 20, a spiral lifter 10, a connecting frame 11, a box body 12, a movable guide rail 13, a pressing plate 15, a guide block 16, a flange sleeve 17, a fixed sleeve 18 and a threaded sleeve 19, wherein the steel pipe adjusting mechanism 20 is positioned in the box body 12, the box body 12 is connected with the connecting frame 11, the connecting frame 11 is connected with the flange sleeve 17, and the flange sleeve 17 is connected with the spiral lifter 10.
The steel pipe adjusting mechanism 20 is connected to the steel pipe adjusting mechanism 20 via a pressing plate 15. The screw lifter 10 is fixed to the production line equipment. Four guide blocks 16 are fixed on the outer side of the box body 12, and a movable guide rail 13 is arranged on the outer side of the guide blocks 16. The moving rail 13 is welded to the production line equipment. The steel pipe adjusting mechanism 20 is used for adjusting the steel pipe forming. The steel pipe adjusting mechanism 20 is used for limiting the distortion of the steel belt in a free state.
Example two
Based on the first embodiment of the application, the second embodiment of the application provides another new closed end forming device for the ERW high-frequency welded pipe. The second embodiment is merely a further way of implementing the first embodiment, and implementation of the second embodiment does not affect implementation of the first embodiment alone.
The second embodiment of the present invention will be further described with reference to the drawings and the embodiments.
Compared with the first embodiment, the specific steel tube adjusting mechanism 20 comprises a blade 1, a main shaft 2, an upper roller 3, a tapered roller bearing 4, a stop washer 5, a round nut 6, a first spacer 7, a second spacer 8 and a self-aligning roller bearing 9, wherein the tapered roller bearing 4 is arranged on the main shaft 2, the upper roller 3 is symmetrically arranged on the left side and the right side of the outer side of the main shaft 2, the outer part of the upper roller 3 is arc-shaped, the upper roller 3 is connected with the main shaft 2 through the tapered roller bearing 4, the self-aligning roller bearing 9 is arranged in the upper roller 3, the second spacer 8 is arranged on the inner side of the upper roller 3, the blade 1 is connected on the outer side of the left side and the right side of the upper roller 3, the first spacer 7 and the stop washer 5 are connected through the round nut 6 in a locking and fixing way, the fixing sleeve 18 is arranged on the left side of the main shaft 2, and the thread sleeve 19 is arranged on the right side.
The working principle is as follows:
when the steel strip forming device is used, after the steel strip forming device is installed, the steel strip forming device can play a role in adjusting steel tube forming in the tube manufacturing process, after preliminary forming, the steel strip reaches a closed forming section, bulges are reduced through a newly added closed press roller, the pass rate of welded tubes is improved, and the subsequent processing time of the welded tubes is reduced. The existing closed-end forming rollers have a relatively long distance (the distance is 1880 mm); the distance between the frames is 450mm, and the device is arranged between the two frames, so that the pipe forming is more compact, and the distortion and the deformation of the steel belt in a free state are limited; the device can adjust the roller to lift through the spiral lifter, and the main shaft is adjusted to move left and right.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (2)
1. The utility model provides a new forming device that closes of ERW high frequency welded tube, includes steel pipe guiding mechanism (20), spiral riser (10), link (11), box (12), movable guide rail (13), clamp plate (15), guide block (16), flange cover (17), fixed cover (18), thread bush (19), its characterized in that: the steel tube adjusting mechanism (20) comprises a blade (1), a main shaft (2), an upper roller (3), tapered roller bearings (4), a stop washer (5), a round nut (6), a first spacer (7), a second spacer (8) and a self-aligning roller bearing (9), wherein the tapered roller bearings (4) are arranged on the main shaft (2), the outer side of the main shaft (2) is symmetrically provided with the upper roller (3) left and right, the upper roller (3) is connected with the main shaft (2) through the tapered roller bearings (4), the self-aligning roller bearing (9) is arranged in the upper roller (3), the inner side of the upper roller (3) is provided with the second spacer (8), the outer side of the upper roller (3) is connected with the blade (1), the first spacer (7) and the stop washer (5) are connected through the round nut (6) in a locking and fixing way, the left side of the main shaft (2) is provided with a fixing sleeve (18), and the right side of the main shaft is provided with a thread sleeve (19);
the steel pipe adjusting mechanism (20) is positioned in the box body (12), the box body (12) is connected with the connecting frame (11), the connecting frame (11) is connected with the flange sleeve (17), and the flange sleeve (17) is connected with the spiral lifter (10);
the steel tube adjusting mechanism (20) is connected with the steel tube adjusting mechanism (20) through a pressing plate (15); the steel tube adjusting mechanism (20) is used for adjusting the steel tube forming; the steel tube adjusting mechanism (20) is used for limiting the distortion of the steel belt in a free state;
the spiral lifter (10) is fixed on production line equipment, four guide blocks (16) are fixed on the outer side of the box body (12), a movable guide rail (13) is arranged on the outer side of each guide block (16), and the movable guide rail (13) is welded on the production line equipment.
2. The ERW high-frequency welded pipe newly-added closed-mouth forming device according to claim 1, wherein: the outer part of the upper roller (3) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210075542.XA CN114393057B (en) | 2022-01-22 | 2022-01-22 | New forming device that closes of ERW high frequency welded tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210075542.XA CN114393057B (en) | 2022-01-22 | 2022-01-22 | New forming device that closes of ERW high frequency welded tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114393057A CN114393057A (en) | 2022-04-26 |
| CN114393057B true CN114393057B (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210075542.XA Active CN114393057B (en) | 2022-01-22 | 2022-01-22 | New forming device that closes of ERW high frequency welded tube |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3170427A (en) * | 1962-12-03 | 1965-02-23 | Abbey Etna Machine Co | Strip edge guide device for tube mills |
| JP3214382B2 (en) * | 1997-02-18 | 2001-10-02 | 日本鋼管株式会社 | Seam guide roll for welding pipe production |
| JP4557198B2 (en) * | 2000-12-26 | 2010-10-06 | 日新製鋼株式会社 | Manufacturing method of metal welded pipe |
| ITMI20070323A1 (en) * | 2007-02-20 | 2008-08-21 | Olimpia 80 Srl | IMPROVED PLANT FOR THE PRODUCTION OF WELDED TUBES OF DIFFERENT DIAMETER |
| JP5380877B2 (en) * | 2008-03-28 | 2014-01-08 | Ｊｆｅスチール株式会社 | ERW steel pipe manufacturing method with excellent seam quality |
| CN201779152U (en) * | 2010-06-30 | 2011-03-30 | 合肥中亚建材装备有限责任公司 | Vertical mill pressure arm integral bearing block device |
| CN202461826U (en) * | 2011-12-27 | 2012-10-03 | 天津双街钢管有限公司 | Guiding device of straight seam pipemill |
| CN204524610U (en) * | 2015-04-07 | 2015-08-05 | 江苏薪泽奇机械股份有限公司 | A kind of welded tube V-arrangement opening adjustment guiding regulating device |
| CN205436661U (en) * | 2015-12-22 | 2016-08-10 | 番禺珠江钢管（连云港）有限公司 | ERW steel pipe extrusion guider |
| CN105798068B (en) * | 2016-04-19 | 2018-02-23 | 大连三高科技发展有限公司 | Roll mechanism for axial adjusting |
| CN111390440A (en) * | 2020-04-10 | 2020-07-10 | 中冶辽宁德龙钢管有限公司 | Welding seam guide roll for straight welded pipe production line |
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