CN204430523U - A kind of heating welding device of far infrared constant temperature welding - Google Patents
A kind of heating welding device of far infrared constant temperature welding Download PDFInfo
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- CN204430523U CN204430523U CN201520092705.0U CN201520092705U CN204430523U CN 204430523 U CN204430523 U CN 204430523U CN 201520092705 U CN201520092705 U CN 201520092705U CN 204430523 U CN204430523 U CN 204430523U
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Abstract
A heating welding device for far infrared constant temperature welding, belongs to machinery manufacturing technology field.This device comprises: heater, attemperating unit, rotation support device.Heater comprises: inner support heating ring support, far infrared crawler type heating plate, inner support heating lifting column, heating line.Attemperating unit comprises: far infrared temperature controller, control circuit of rising again, line insulation of rising again pipe, temperature sensitive member.Rotation support device comprises: alternating current motor driver, turning rolls, shell ring inner support adjusting device, spiral adjustable apparatus, inverter arc welding machine, temperature control welding rod baking oven, welding position 8.Advantage is, be installed conveniently, with this device on jig, rotates counter direction welding with turning rolls and rotate synchronous coordination, heated constant temperature is stablized, and mother metal heating-up temperature constant temperature when ensure that welding required for welding pool is stable.
Description
Technical field
The utility model belongs to machinery manufacturing technology field, in particular, provide the heating welding device of a kind of far infrared constant temperature welding, be applicable to the welding of welding for steel structure cylinder, ensure that heating-up temperature is welded remain temperature constant state in welding process under, ensure that the technical requirement of welding quality; Improve welding efficiency.
Background technology
Because the heat-resisting austenitic stainless steel of YUS701 and Japanese 40K welding rod, belonging to carbon equivalent through accounting higher, need the technique of preheated weld, adopting far infrared preheating frock: in order to strictly control thermal weld stress amount, the Carbide Precipitation of chromium can be reduced; Avoid layer temperature too high again, control mother metal temperature≤120 DEG C ~ 150 DEG C, devise a set of far infrared preheating frock, the whole process of welding is heated all the time and does not have a power failure at 150 DEG C, moment monitoring adds the control temperature of warm spot, takes this method to reach Expected Results.General domestic welding be all when adding thermal weld, heater is removed or after power-off of operating a switch in welding; And this device is in whole welding process, weld under far infrared temperature constant state all the time, thus ensure that the interlayer temperature of weld seam, control the guarantee means of mother metal temperature 120 DEG C ~ 150 DEG C of scopes.
Because hot spot and weld seam have certain distance, after far infrared preheat temperature reaches 150 DEG C as calculated, have employed again the control that potentiometer type has line traffic control speed of welding to mate with welding current simultaneously; The interlayer temperature of weld seam is ensure that by practice; Thus effectively prevent the problem of welding and occurring fire check phenomenon.
At present, preheated weld major part be do not weld before take to be preheating to temperature after, start after power-off to be soldered to the process of having welded; Cause weld seam to be heated the preheat temperature not constant temperature of boundary values and mother metal, very easily produce the defects such as weld seam fire check.
Summary of the invention
The purpose of this utility model is the heating welding device providing a kind of far infrared constant temperature to weld, overcome tradition just weld preheating, welding process stops heating, mother metal is caused not to be in temperature constant state, this device compensate for the deficiency of mating on constant temperature of mother metal temperature and weld seam requirement, meet Fundamentals of Welding and actual requirement, reduce the probability of the defects such as weld seam fire check.The utility model has innovated preheating heating system, welding is rotated by designing a set of shell ring, inside there is the adjustable heater of spacing, this sleeve tool device is fixed on platform, heating inner ring can do the range capability of telescopic adjustment welding weld seam, keep constant temperature stable distance with heating inner ring when simultaneously having again barrel body rotation weld, the connecting line of connecting band track heating plate and the line of rising again returning feedback penetrate wheel hub and to insulate pipeline; Isolated with weldment, reach the safeguard procedures of insulation, solve the electric shock problem that may cause in welding production process, the effect that ensure that safety in production operation.
The utility model comprises: heater, attemperating unit, rotation support device.
Heater comprises: inner support heating ring support 15, far infrared crawler type heating plate 16, inner support heating lifting column 12, heating line 13.Far infrared crawler type heating plate 16 is connected by heating line 13 and power supply and is realized heating; By insulband, itself and inner support are heated ring support 15 to be connected and fixed; Inner support heating ring support 15 heats lifting column 12 by bolt and inner support and is connected, and can realize up and down and the movement of horizontal direction.
Attemperating unit comprises: far infrared temperature controller 4, control circuit 11 of rising again, line insulation of rising again pipe 14, temperature sensitive member 18.Temperature sensitive member 18 is connected with far infrared temperature controller 4 by being through the control circuit 11 of rising again of rising again in line insulation pipe 14; Temperature sensitive member 18 sends welding region temperature sensor to far infrared temperature controller 4 by being through the control circuit 11 of rising again of rising again in line insulation pipe 14; Far infrared temperature controller 4 realizes the thermostatic control to heating plate automatically.
Rotation support device comprises: alternating current motor driver 1, turning rolls 5, shell ring inner support adjusting device 7, spiral adjustable apparatus 9, inverter arc welding machine 2, temperature control welding rod baking oven 3, welding position 8.Alternating current motor driver 1 drives the annular inner cover cylindrical shell 17 be placed on turning rolls 5 to rotate to realize welding barrel body rotation; Annular inner cover cylindrical shell 17 is placed on turning rolls 5; Annular inner cover cylindrical shell 17 inside is supported by shell ring inner support adjusting device 7, spiral adjustable apparatus 9 and regulates the circularity to ensure cylindrical shell, prevents workpiece from occurring thermal deformation; Welding rod, after the baking of temperature control welding rod baking oven 3, to realize the welding to workpiece cylindrical shell by inverter arc welding machine 2 in welding position 8.
Effect of the present utility model is, be installed conveniently, with this device on jig, rotates counter direction welding with turning rolls and rotate synchronous coordination, heated constant temperature is stablized, and mother metal heating-up temperature constant temperature when ensure that welding required for welding pool is stable.Far infrared heater is utilized to carry out 150 degree of heating, when temperature reaches 150 degree, cylindrical shell is in VFD-B high function. and vectorial type alternating current motor driver roller starts weld with the reverse relative motion relatively rotating formula of welding direction, make its weld seam continue to be formed with heater system the lasting constant temperature circulating welding process of not power-off under relative equilibrium motion state; Ensure that in whole welding process heat input and heat input uniform and stable, solve the weld defects such as the fire check easily occurred, fully meet the needs of welding production, effectively ensure that the manufacturing schedule of Inner cover shell ring Series Welder circular weld, do not reprocess through ultrasonic examination is all once qualified, reach secondary standard, reduce welding repair rate; All reach drawing technological requirement, reduce production cost, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is overall layout chart of the present utility model front view.Wherein, alternating current motor driver 1, inverter arc welding machine 2, temperature control welding rod baking oven 3, intelligent temperature controller 4, turning rolls 5, gantry frame-type walking welder 6, shell ring inner support adjusting device 7, welding position 8, spiral adjustable apparatus 9, up and down cat ladder 10, temperature sensitive member 18.
Fig. 2 is overall layout chart of the present utility model top view.Wherein: control circuit 11 of rising again, inner support heating lifting column 12, heating line 13, line insulation of rising again pipe 14, inner support heating ring support 15, far infrared crawler type heating plate 16, annular inner cover cylindrical shell 17,
Detailed description of the invention
The present utility model comprises: heater, attemperating unit, rotation support device.
Heater comprises: inner support heating ring support 15, far infrared crawler type heating plate 16, inner support heating lifting column 12, heating line 13.Far infrared crawler type heating plate 16 is connected by heating line 13 and power supply and is realized heating; By insulband, itself and inner support are heated ring support 15 to be connected and fixed; Inner support heating ring support 15 by bolt with is connected inner support and heats lifting column 12 and connect, inner support heats ring support 15 can realize movement that is upper and lower and horizontal direction.
Attemperating unit comprises: far infrared temperature controller 4, control circuit 11 of rising again, line insulation of rising again pipe 14, temperature sensitive member 18.Temperature sensitive member 18 sends welding region temperature sensor to far infrared temperature controller 4 by being through the control circuit 11 of rising again of rising again in line insulation pipe 14; Far infrared temperature controller 4 realizes the thermostatic control to heating plate automatically.
Alternating current motor driver 1 drives the annular inner cover cylindrical shell 17 be placed on turning rolls 5 to rotate to realize welding barrel body rotation; Annular inner cover cylindrical shell 17 inside is supported by shell ring inner support adjusting device 7, spiral adjustable apparatus 9 and regulates the circularity to ensure cylindrical shell, prevents workpiece from occurring thermal deformation; Welding rod, after the baking of temperature control welding rod baking oven 3, is realized welding the constant temperature of workpiece cylindrical shell in welding position 8 by inverter arc welding machine 2.
Claims (1)
1. a heating welding device for far infrared constant temperature welding, comprising: heater, attemperating unit, rotation support device; It is characterized in that:
Heater comprises: inner support heating ring support (15), far infrared crawler type heating plate (16), inner support heating lifting column (12), heating line (13); Far infrared crawler type heating plate (16) is connected by heating line (13) and power supply, by insulband, itself and inner support is heated ring support (15) and is connected and fixed; Inner support heating ring support (15) heats lifting column (12) by bolt and inner support and is connected;
Attemperating unit comprises: far infrared temperature controller (4), control circuit of rising again (11), line insulation of rising again pipe (14), temperature sensitive member (18); Temperature sensitive member (18) is connected with far infrared temperature controller (4) by being through the control circuit of rising again (11) of rising again in line insulation pipe (14);
Rotation support device comprises: alternating current motor driver (1), turning rolls (5), shell ring inner support adjusting device (7), spiral adjustable apparatus (9), inverter arc welding machine (2), temperature control welding rod baking oven (3), welding position (8); Annular inner cover cylindrical shell (17) is placed on turning rolls (5); Annular inner cover cylindrical shell (17) is inner to be supported by shell ring inner support adjusting device (7), spiral adjustable apparatus (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520092705.0U CN204430523U (en) | 2015-02-09 | 2015-02-09 | A kind of heating welding device of far infrared constant temperature welding |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520092705.0U CN204430523U (en) | 2015-02-09 | 2015-02-09 | A kind of heating welding device of far infrared constant temperature welding |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106048182A (en) * | 2016-05-27 | 2016-10-26 | 燕山大学 | All-surrounding type large-scale cylinder section induction heating furnace |
| CN106583973A (en) * | 2016-12-15 | 2017-04-26 | 中国水利水电第十二工程局有限公司 | Heating device and method for heating steel pipe circular seams by using heating device |
| CN109971941A (en) * | 2019-05-08 | 2019-07-05 | 张化机（苏州）重装有限公司 | A kind of pressure vessel area heating installation |
| CN110681966A (en) * | 2019-10-18 | 2020-01-14 | 中国电建集团山东电力建设第一工程有限公司 | Pipeline welding heating device, welding device and method |
| CN110899926A (en) * | 2019-12-20 | 2020-03-24 | 哈尔滨电气动力装备有限公司 | Machine base cylinder submerged-arc welding preheating device |
| CN111266770A (en) * | 2020-03-26 | 2020-06-12 | 成都阿朗科技有限责任公司 | Welding circular seam heating system and heating method |
| CN111390435A (en) * | 2020-03-23 | 2020-07-10 | 华电金沙江上游水电开发有限公司 | Heat source fixing device for circular seam heating, heating system and heating method |
| CN114083078A (en) * | 2021-11-08 | 2022-02-25 | 洛阳吉琳星信息科技有限公司 | Constant temperature control mechanism for sealing welding of momentum wheel shell and constant temperature control method thereof |
| CN115740694A (en) * | 2022-11-22 | 2023-03-07 | 中国化学工程第六建设有限公司 | Welding construction method of large-diameter thick-wall pipe |
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2015
- 2015-02-09 CN CN201520092705.0U patent/CN204430523U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106048182A (en) * | 2016-05-27 | 2016-10-26 | 燕山大学 | All-surrounding type large-scale cylinder section induction heating furnace |
| CN106583973A (en) * | 2016-12-15 | 2017-04-26 | 中国水利水电第十二工程局有限公司 | Heating device and method for heating steel pipe circular seams by using heating device |
| CN109971941A (en) * | 2019-05-08 | 2019-07-05 | 张化机（苏州）重装有限公司 | A kind of pressure vessel area heating installation |
| CN110681966A (en) * | 2019-10-18 | 2020-01-14 | 中国电建集团山东电力建设第一工程有限公司 | Pipeline welding heating device, welding device and method |
| CN110899926A (en) * | 2019-12-20 | 2020-03-24 | 哈尔滨电气动力装备有限公司 | Machine base cylinder submerged-arc welding preheating device |
| CN111390435A (en) * | 2020-03-23 | 2020-07-10 | 华电金沙江上游水电开发有限公司 | Heat source fixing device for circular seam heating, heating system and heating method |
| CN111266770A (en) * | 2020-03-26 | 2020-06-12 | 成都阿朗科技有限责任公司 | Welding circular seam heating system and heating method |
| CN111266770B (en) * | 2020-03-26 | 2022-05-31 | 华电金沙江上游水电开发有限公司 | Welding circular seam heating system and heating method |
| CN114083078A (en) * | 2021-11-08 | 2022-02-25 | 洛阳吉琳星信息科技有限公司 | Constant temperature control mechanism for sealing welding of momentum wheel shell and constant temperature control method thereof |
| CN114083078B (en) * | 2021-11-08 | 2022-12-30 | 洛阳吉琳星信息科技有限公司 | Constant temperature control mechanism for sealing welding of momentum wheel shell and constant temperature control method thereof |
| CN115740694A (en) * | 2022-11-22 | 2023-03-07 | 中国化学工程第六建设有限公司 | Welding construction method of large-diameter thick-wall pipe |
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