CN205520143U - Internal surface cooling frock between automatic welding bead of stainless steel pipeline - Google Patents
Internal surface cooling frock between automatic welding bead of stainless steel pipeline Download PDFInfo
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- CN205520143U CN205520143U CN201620020181.9U CN201620020181U CN205520143U CN 205520143 U CN205520143 U CN 205520143U CN 201620020181 U CN201620020181 U CN 201620020181U CN 205520143 U CN205520143 U CN 205520143U
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- cold wind
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Abstract
The utility model discloses an internal surface cooling frock between automatic welding bead of stainless steel pipeline, it is including being used for setting up the cylindrical cold wind bucket in the pipeline welding bead, the cold wind bucket include the parallel or coincidence of axis in the barrel of pipeline axis and seal the end plate at the barrel both ends, the fresh air inlet has been seted up on one of them end plate of barrel, be equipped with the exhaust vent on the wall of barrel, the outer surface mounting of barrel has and is used for supporting the bearing structure on the pipe inner wall face. To importing cold wind in the cold wind bucket fresh air inlet, cold wind is spouted at the welding seam internal surface by cylinder wall face's exhaust vent discharge, carries out the forced air -cooling to pipeline welding bead internal face and lowers the temperature during the welding, reaching and forcing the heat dissipation to reduce the way effect of temperature within a definite time. The utility model discloses an it reaches the purpose that reduces temperature between the welding bead to force to dispel the heat, satisfies stainless steel pipeline welded technological requirement, makes the welding stablize in succession, welds qualified rate height to improve equipment and personnel's work efficiency, reduced the operating expenses.
Description
Technical field
When this utility model relates to a kind of stainless steel pipes automatic welding, butt welded seam carries out the equipment lowered the temperature, and is inner surface cooling frock between a kind of stainless steel pipes automatic welding bead, belongs to the welding technical field of auxiliary equipment in engineering construction.
Background technology
In industries such as petrochemical industry, Coal Chemical Industry and electric power, need to carry out substantial amounts of stainless steel pipes welding, owing to automatic welding is in hgher efficiency relative to manual welding, welding quality is more stable, current automatic welding the most extensively substitutes manual welding, makes welding quality and economic benefit all be improved.In automatic Arc Welding, pipeline slowly rotates on automatic welder(welding machine), and welding gun is in stationary state.Stainless steel pipes welding procedure needs to control between road temperature below 150 DEG C, and automatic welding is big compared with manual welding due to weldingvoltage, electric current, weld heat input is big, the temperature of welding process weld seam is high, surveys welding temperature at the scene, and after welder one circle, the temperature of weld seam reaches 290 DEG C, welding job to be stopped, take cooling measure, welding can be continued after weld seam temperature drops to below 150 DEG C, so may result in welding and discontinuously decline with welding efficiency.Prior art lacks a kind of equipment that temperature between stainless steel pipes automatic welding bead can be made in welding process to reduce.
Summary of the invention
The purpose of this utility model is to provide inner surface cooling frock between a kind of stainless steel pipes automatic welding bead that can realize the welding of continuous-stable, raising welding efficiency.
This utility model adopts the following technical scheme that inner surface cooling frock between a kind of stainless steel pipes automatic welding bead, it includes the cylindrical cold wind bucket in being arranged on pipeline welding bead, cold wind bucket includes that axis is parallel or coincides with the cylinder of conduit axis and be enclosed in the end plate at cylinder two ends, fresh air inlet is offered on one of them end plate of described cylinder, the wall of described cylinder is provided with exhaust vent, and described barrel outer surface is provided with for being supported on the supporting construction on inner-walls of duct face.
Described fresh air inlet is provided with rustless steel blast pipe, and rustless steel blast pipe connects has air intake flexible pipe, air intake flexible pipe to be provided with valve.
Described supporting construction includes the universal wheel being arranged on barrel outer surface two ends, and described universal wheel rolls with inner-walls of duct face and coordinates.
The universal wheel that described cylinder is often held is respectively arranged with 4, and the universal wheel that cylinder is often held is evenly distributed on the outer peripheral face of cylinder.
It is provided with spring between described universal wheel and cylinder.
The centrage of described each exhaust vent and tubular axis have 40 ° ~ 60 ° angles, and each exhaust vent is all towards fresh air inlet.
Distance between described cylinder body outer wall face and inner-walls of duct face is 45mm ~ 55mm.
The length of described cylinder is more than 200mm, a diameter of 8mm of described exhaust vent, and the thickness of described end plate is 5mm.
A diameter of 12mm of described rustless steel blast pipe.
Described cold wind bucket is made of stainless steel.
The beneficial effects of the utility model are: this utility model utilization is arranged on the cold wind bucket butt welded seam within pipeline welding bead and lowers the temperature, cold wind bucket can be fixed on welding bead inwall by supporting construction, prevent the mobile dislocation in use of cold wind bucket, in cold wind bucket fresh air inlet, cold wind is inputted during use, cold wind is discharged by the exhaust vent of cylinder wall and is sprayed on weld seam inner surface, pipeline welding bead internal face is carried out air blast cooling cooling, reaches forced heat radiation and reduce the effect of temperature between road.This utility model reduces the purpose of temperature between welding bead by forced heat radiation, meets the technological requirement of stainless steel pipes welding, makes welding be able to continuous-stable, and solder yield is high, and improves the work efficiency of equipment and personnel, reduces operating expenses.
Further, in cold wind bucket, send into cold wind by air intake flexible pipe and blast pipe, make that cold wind bucket air intake is convenient, be easily controlled.
Further, supporting construction uses universal wheel cold wind bucket can be put into welding bead easily or take out from welding bead, it is simple to the movement in pipe of the cold wind bucket.
Further, spring is set between universal wheel and cylinder and can ensure that universal wheel is adjacent at welding bead inwall, it is simple to cold wind bucket is fixed, make cold wind bucket support more stable.
Further, each exhaust vent and inside pipe wall have 40 ~ 60 ° of angles and towards fresh air inlet, so make cold wind bucket air-out spray in one direction, are more beneficial for reducing temperature between welding bead.
Further, owing to when stainless steel pipes welds, weld heat-affected zone is about Weld pipe mill both sides each 100mm scope, therefore cooling extent length is at least 200mm, it is therefore preferable that the length of cylinder is more than 200mm.
Accompanying drawing explanation
Fig. 1 is the use state diagram of a kind of embodiment of this utility model；
Fig. 2 is the sectional view of a kind of embodiment of this utility model.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
The structure of a kind of embodiment of this utility model is as depicted in figs. 1 and 2, between the automatic welding bead of stainless steel pipes of the present embodiment, inner surface cooling frock includes the cylindrical cold wind bucket in being arranged on pipeline welding bead 6, cold wind bucket is made of stainless steel, cold wind bucket includes that axis is parallel or coincides with the cylinder 1 of conduit axis and be enclosed in the end plate 2 at cylinder 1 two ends, fresh air inlet 3 is offered on one of them end plate 2 of described cylinder 1, described fresh air inlet 3 is provided with rustless steel blast pipe 31, connecting on rustless steel blast pipe 31 has air intake flexible pipe 32, air intake flexible pipe 32 to be provided with valve 33.The wall of described cylinder 1 is provided with exhaust vent 4, and the centrage of each exhaust vent 4 and cylinder 1 axis have 40 ° ~ 60 ° angles, and each exhaust vent 4 is all towards fresh air inlet 3.Described cylinder 1 outer surface is provided with the supporting construction 5 for being supported on inner-walls of duct face, the supporting construction 5 of the present embodiment includes the universal wheel 51 being arranged on cylinder 1 outer surface two ends, described universal wheel 51 rolls with inner-walls of duct face and coordinates, the universal wheel 51 that described cylinder 1 is often held is respectively arranged with 4, the universal wheel 51 that cylinder 1 is often held is evenly distributed on the outer peripheral face of cylinder 1, being provided with spring 52 between described universal wheel 51 and cylinder 1, spring 53 is made of stainless steel.
Owing to the heat affected area 8 of weld seam 7 is about both sides, weld seam 7 center each 100mm scope, therefore cooling extent length is at least 200mm, so the length of the present embodiment middle cylinder body 1 should be greater than 200mm, a diameter of 8mm of described exhaust vent 4, the thickness of described end plate 1 is 5mm, a diameter of 12mm of described rustless steel blast pipe 31, distance between described cylinder 1 outside wall surface and inner-walls of duct face is 45mm ~ 55mm, universal wheel 51 is in the position away from cold wind bucket both ends of the surface 50mm, and four universal wheels 51 often held are uniform along cylinder 1 circumferencial direction.
By the structure fabrication cold wind bucket shown in Fig. 2, the external diameter of cold wind bucket is determined by inner-walls of duct, and cold wind bucket is put to the root of weld, and cold wind bucket is connected with cold wind source by rustless steel blast pipe, air intake flexible pipe and valve.Opening valve air-supply during welding, the original position in weld seam welding carries out labelling, monitors weld seam temperature with infrared thermometer after welding one circle, and regulation wind speed is to optimum state.Close valve after having welded, take out cold wind bucket.This utility model is by input cold wind in cold wind bucket fresh air inlet, and cold wind is discharged by the exhaust vent of cylinder wall and is sprayed on weld seam inner surface, and pipeline welding bead internal face is carried out air blast cooling cooling, reaches forced heat radiation and reduces the effect of temperature between road.This utility model reduces the purpose of temperature between welding bead by forced heat radiation, meets the technological requirement of stainless steel pipes welding, makes welding be able to continuous-stable, and solder yield is high, and improves the work efficiency of equipment and personnel, reduces operating expenses.Solve in the industries such as petrochemical industry, Coal Chemical Industry and electric power during stainless steel pipes automatic welding temperature height between road and need cooling and the problem that can not weld continuously.
Claims (10)
1. inner surface cooling frock between a stainless steel pipes automatic welding bead, it is characterized in that: it includes the cylindrical cold wind bucket in being arranged on pipeline welding bead (6), cold wind bucket includes that axis is parallel or coincides with the cylinder (1) of conduit axis and be enclosed in the end plate (2) at cylinder (1) two ends, fresh air inlet (3) is offered on one of them end plate (2) of described cylinder (1), the wall of described cylinder (1) is provided with exhaust vent (4), and described cylinder (1) outer surface is provided with the supporting construction (5) for being supported on inner-walls of duct face.
Inner surface cooling frock between stainless steel pipes the most according to claim 1 automatic welding bead, it is characterized in that: described fresh air inlet (3) is provided with rustless steel blast pipe (31), the upper connection of rustless steel blast pipe (31) has air intake flexible pipe (32), air intake flexible pipe (32) to be provided with valve (33).
Inner surface cooling frock between stainless steel pipes the most according to claim 1 automatic welding bead, it is characterized in that: described supporting construction (5) includes the universal wheel (51) being arranged on cylinder (1) outer surface two ends, described universal wheel (51) rolls with inner-walls of duct face and coordinates.
Inner surface cooling frock between stainless steel pipes the most according to claim 3 automatic welding bead, it is characterized in that: the universal wheel (51) that described cylinder (1) is often held is respectively arranged with 4, the universal wheel (51) that cylinder (51) is often held is evenly distributed on the outer peripheral face of cylinder (1).
Inner surface cooling frock between stainless steel pipes the most according to claim 3 automatic welding bead, it is characterised in that: it is provided with spring (52) between described universal wheel (51) and cylinder (1).
6. according to inner surface cooling frock between the stainless steel pipes automatic welding bead described in claim 1 to 5 any one, it is characterized in that: the centrage of described each exhaust vent (4) and cylinder (1) axis have 40 °～60 ° of angles, and each exhaust vent (4) is all towards fresh air inlet (3).
7. according to inner surface cooling frock between the stainless steel pipes automatic welding bead described in claim 1 to 5 any one, it is characterised in that: the distance between described cylinder (1) outside wall surface and inner-walls of duct face is 45mm ~ 55mm.
8. according to inner surface cooling frock between the stainless steel pipes automatic welding bead described in claim 1 to 5 any one, it is characterised in that: the length of described cylinder (1) is more than 200mm, a diameter of 8mm of described exhaust vent (4), and the thickness of described end plate (2) is 5mm.
9. according to inner surface cooling frock between the stainless steel pipes automatic welding bead described in claim 1 to 5 any one, it is characterised in that: a diameter of 12mm of described rustless steel blast pipe (31).
10. according to inner surface cooling frock between the stainless steel pipes automatic welding bead described in claim 1 to 5 any one, it is characterised in that: described cold wind bucket is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020181.9U CN205520143U (en) | 2016-01-11 | 2016-01-11 | Internal surface cooling frock between automatic welding bead of stainless steel pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020181.9U CN205520143U (en) | 2016-01-11 | 2016-01-11 | Internal surface cooling frock between automatic welding bead of stainless steel pipeline |
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| CN205520143U true CN205520143U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620020181.9U Active CN205520143U (en) | 2016-01-11 | 2016-01-11 | Internal surface cooling frock between automatic welding bead of stainless steel pipeline |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385101A (en) * | 2018-02-27 | 2018-08-10 | 北京宇航系统工程研究所 | A kind of online cold spraying protection of stir friction welding seam and enhancing technology |
| CN109261826A (en) * | 2018-09-14 | 2019-01-25 | 安徽贵达汽车部件有限公司 | A kind of automotive brake pads stamping equipment automatic charging device |
| CN110238564A (en) * | 2019-05-14 | 2019-09-17 | 江苏圣珀新材料科技有限公司 | A kind of cooling means of tubular material inside weld protection |
| CN110497132A (en) * | 2019-09-04 | 2019-11-26 | 中国航发南方工业有限公司 | Cydariform thin-wall part welding method and its device |
| CN114473361A (en) * | 2022-03-02 | 2022-05-13 | 中车青岛四方机车车辆股份有限公司 | Annular welding fixing device and annular welding equipment |
-
2016
- 2016-01-11 CN CN201620020181.9U patent/CN205520143U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385101A (en) * | 2018-02-27 | 2018-08-10 | 北京宇航系统工程研究所 | A kind of online cold spraying protection of stir friction welding seam and enhancing technology |
| CN109261826A (en) * | 2018-09-14 | 2019-01-25 | 安徽贵达汽车部件有限公司 | A kind of automotive brake pads stamping equipment automatic charging device |
| CN110238564A (en) * | 2019-05-14 | 2019-09-17 | 江苏圣珀新材料科技有限公司 | A kind of cooling means of tubular material inside weld protection |
| CN110497132A (en) * | 2019-09-04 | 2019-11-26 | 中国航发南方工业有限公司 | Cydariform thin-wall part welding method and its device |
| CN110497132B (en) * | 2019-09-04 | 2021-02-09 | 中国航发南方工业有限公司 | Method and device for welding drum-shaped thin-wall part |
| CN114473361A (en) * | 2022-03-02 | 2022-05-13 | 中车青岛四方机车车辆股份有限公司 | Annular welding fixing device and annular welding equipment |
| CN114473361B (en) * | 2022-03-02 | 2023-12-22 | 中车青岛四方机车车辆股份有限公司 | Annular welding fixing device and annular welding equipment |
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