CN201579300U - Straight seam high frequency welding pipe molding pipeline capable of squeezing plate sides to increase thickness - Google Patents
Straight seam high frequency welding pipe molding pipeline capable of squeezing plate sides to increase thickness Download PDFInfo
- Publication number
- CN201579300U CN201579300U CN2009202206215U CN200920220621U CN201579300U CN 201579300 U CN201579300 U CN 201579300U CN 2009202206215 U CN2009202206215 U CN 2009202206215U CN 200920220621 U CN200920220621 U CN 200920220621U CN 201579300 U CN201579300 U CN 201579300U
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- heater
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Abstract
The utility model discloses a straight seam high frequency welding pipe molding pipeline capable of squeezing plate sides to increase thickness, wherein the pipeline is added with a plate side squeeze thickening device, the device can increase the thickness of a plate side, thereby increasing the wall thickness margin of high frequency welding pipe welding seam positions, reducing the doctoring pressure of welding seams, which is difficult to control, enhancing the capacity of the welding seam positions, and achieving the matching of the welding seam positions and steel pipe base metal positions. The technical solution is that the squeeze thickening device comprises a group of heating devices (12), a group of rollers (13), a group of water spray cooling devices (15) and a group of tempering heating devices (16), wherein the devices are orderly arranged on the two sides along the pipeline, heating parts of the heating devices (12) are symmetrically arranged on the upper side and lower side of a steel plate passing through position on the pipeline, and the distance between the rollers (13) is smaller than the width of steel plates which pass through the pipeline.
Description
Technical field
The utility model relates to machinery manufacturing technology field, relate in particular to a kind of can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening.
Background technology
To make raw material with metal roll bending/flat board (to call " roll bending " in the following text) in the production process of high-frequency resistance welding (HFRW)/induction welding metal tube/steel pipe (to call " steel pipe " in the following text).With roll bending roll be welded into steel pipe after, welding overlap (burr) to steel pipe inner and outer welding position will strike off, when scraping flash removed, often form groove because control is improper at the weld seam position, reduced the bearing capacity at weld seam position-also promptly the reduced bearing capacity of whole steel pipe.
The utility model content
Thereby the purpose of this utility model is to provide a kind of can thicken the wall thickness nargin that improves ratio-frequency welded tube weld seam position to edges of boards, reduce butt welded seam strike off unmanageable pressure, strengthen the bearing capacity at weld seam position and reach the weld seam position and the coupling at steel pipe mother metal position can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening.
To achieve these goals, the technical solution adopted in the utility model is as follows:
The utility model can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, comprise leveling device and trimming device, between described leveling device and trimming device, be provided with edges of boards compression and thickening device, described edges of boards compression and thickening device comprises one group of heater, one group of roll, one group of equipment water jetting cooler, one group of tempering heater, described heater, roll, equipment water jetting cooler, the tempering heater sets gradually along described streamline and on its both sides, the heat generating components of described heater is symmetrical arranged on the both sides up and down of described streamline upper steel plate by the position, and distance is less than the width of the steel plate that passes through on the described streamline between the described roll.
Further, the utility model can also comprise one group of reheater to the edges of boards compression and thickening device on the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, described reheater is arranged between described roll and the equipment water jetting cooler, the both sides of described streamline, and the heat generating components of described reheater is symmetrical arranged on the both sides up and down of described streamline upper steel plate by the position.
Further, described heater, reheater, tempering heater are the heaters of flame heat mode or induction heating mode or electromagnetism mode of heating.
The beneficial effects of the utility model are as follows:
The utility model designed a kind of can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, by the roll bending edges of boards are carried out compression and thickening, can make roll bending edges of boards (postwelding steel pipe seam) wall thickness at position be higher than the wall thickness at steel pipe mother metal position, improve the wall thickness nargin at high-frequency resistance welding (HFRW)/induction welding steel pipe seam position; Reduce butt welded seam and strike off unmanageable pressure; Strengthen the bearing capacity at weld seam position, reach the coupling at weld seam position and steel pipe mother metal position; The utility model also can be used for changing the others of edges of boards shape.
Description of drawings
Fig. 1 is existing vertical masonry joint ratio-frequency welded tube moulding streamline schematic diagram;
Fig. 2 is that the utility model is a kind of can be to the vertical masonry joint ratio-frequency welded tube moulding streamline schematic diagram of edges of boards compression and thickening.
The specific embodiment
Referring to accompanying drawing 1, following equipment is arranged successively in the existing vertical masonry joint ratio-frequency welded tube moulding streamline: decoiling equipment 1, leveling device 2, trimming device 3, roll forming device 4, thick pressure roller 5, edger roll 6, precisive shaped roller 7, electric resistance welding, inside and outside burr strikes off and the online annealing device 8 of weld seam, diameter-setting equipment 9, straightener 10.Of the present utility modelly can between leveling device 2 and trimming device 3, increase edges of boards compression and thickening device to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening.
Referring to accompanying drawing 2, the utility model can be to the edges of boards compression and thickening appliance arrangement layout drawing in the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, heater 12, roll 13, equipment water jetting cooler 15, tempering heater 16 sets gradually along streamline and on its both sides, between roll 13 and equipment water jetting cooler 15, reheater 14 can also be set, heater 12, reheater 14, the heat generating components of tempering heater 16 is symmetrical arranged on the both sides up and down of streamline upper steel plate by the position, in position separately the two sides of steel plate 11 is heated respectively.
The working method of device of the present utility model is as follows:
(1) in vertical masonry joint ratio-frequency welded tube forming process, steel plate 11 is put 2 through the sedan-chair paperback and was arrived first part heater 12 places of the present utility model afterwards, heat corresponding site part, 12 pairs of edges of boards two sides of heater, makes the heating-up temperature of steel plate reach above, the suitable rolling temperature of Ac3 of material.
(2) steel plate after the intensification is come between the roll 13, and roll suitably thickens by extruding the edges of boards two sides corresponding site that is heated to suitable rolling temperature.
(3) through behind the compression and thickening roll, according to the degree that the steel plate actual temp descends, select through reheater 14, the steel plate of cooling is reheated the temperature of suitable normalizing more than the Ac3 of material.
(4) after steel plate 11 is through second step or the 3rd step, come equipment water jetting cooler 15 places, squeeze the roll bending/steel plate both sides of back heating by 15 pairs of equipment water jetting coolers and carry out the cooling of suitable speed.
(5) through the steel plate of equipment water jetting cooler 15 cooling process again, heat corresponding site part, 16 pairs of edges of boards two sides of tempering heater again, makes the temperature of steel plate reach the temperature of material being carried out tempering.
Since then, edges of boards squeeze thick operation and finish, and steel plate continues to enter next process cuts edge, and the operation of back successively, and steel plate manufactures steel pipe the most at last.
Claims (4)
1. can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, comprise leveling device (2) and trimming device (3), it is characterized in that: between described leveling device (2) and trimming device (3), be provided with edges of boards compression and thickening device, described edges of boards compression and thickening device comprises one group of heater (12), one group of roll (13), one group of equipment water jetting cooler (15), one group of tempering heater (16), described heater (12), roll (13), equipment water jetting cooler (15), tempering heater (16) sets gradually along described streamline and on its both sides, the heat generating components of described heater (12) is symmetrical arranged on the both sides up and down of described streamline upper steel plate by the position, and distance is less than the width of the steel plate that passes through on the described streamline between the described roll (13).
2. according to claim 1 can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, it is characterized in that: described edges of boards compression and thickening device also comprises one group of reheater (14), described reheater (14) is arranged between described roll (13) and the equipment water jetting cooler (15), the both sides of described streamline, and the heat generating components of described reheater (14) is symmetrical arranged on the both sides up and down of described streamline upper steel plate by the position.
3. according to claim 1 and 2 can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, it is characterized in that: described heater (12), tempering heater (16) are the heaters of flame heat mode or induction heating mode or electromagnetism mode of heating.
4. according to claim 2 can be to the vertical masonry joint ratio-frequency welded tube moulding streamline of edges of boards compression and thickening, it is characterized in that: described reheater (14) is the heater of flame heat mode or induction heating mode or electromagnetism mode of heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202206215U CN201579300U (en) | 2009-10-30 | 2009-10-30 | Straight seam high frequency welding pipe molding pipeline capable of squeezing plate sides to increase thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202206215U CN201579300U (en) | 2009-10-30 | 2009-10-30 | Straight seam high frequency welding pipe molding pipeline capable of squeezing plate sides to increase thickness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201579300U true CN201579300U (en) | 2010-09-15 |
Family
ID=42721292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202206215U Expired - Fee Related CN201579300U (en) | 2009-10-30 | 2009-10-30 | Straight seam high frequency welding pipe molding pipeline capable of squeezing plate sides to increase thickness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201579300U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109290391A (en) * | 2018-11-27 | 2019-02-01 | 重庆天路电力设备有限公司 | A kind of steel pipe pole production line |
| CN110860773A (en) * | 2019-12-17 | 2020-03-06 | 信达科创（唐山）石油设备有限公司 | Continuous oil pipe steel belt butt joint process and raw material thickening equipment thereof |
-
2009
- 2009-10-30 CN CN2009202206215U patent/CN201579300U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109290391A (en) * | 2018-11-27 | 2019-02-01 | 重庆天路电力设备有限公司 | A kind of steel pipe pole production line |
| CN110860773A (en) * | 2019-12-17 | 2020-03-06 | 信达科创（唐山）石油设备有限公司 | Continuous oil pipe steel belt butt joint process and raw material thickening equipment thereof |
| CN110860773B (en) * | 2019-12-17 | 2023-09-26 | 信达科创（唐山）石油设备有限公司 | Continuous oil pipe steel belt butt joint process and raw material thickening equipment thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20181030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |