CN205254438U - Butt joint pipe fitting laser welding device - Google Patents

Butt joint pipe fitting laser welding device Download PDF

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Publication number
CN205254438U
CN205254438U CN201521098198.8U CN201521098198U CN205254438U CN 205254438 U CN205254438 U CN 205254438U CN 201521098198 U CN201521098198 U CN 201521098198U CN 205254438 U CN205254438 U CN 205254438U
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CN
China
Prior art keywords
pipe fitting
laser
butt joint
welding
docking pipe
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Application number
CN201521098198.8U
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Chinese (zh)
Inventor
冷晓春
金伟芳
蒋恩
林朕跃
秦晨晓
于耀华
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Shanghai No1 Machine Tool Works
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Shanghai No1 Machine Tool Works
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Priority to CN201521098198.8U priority Critical patent/CN205254438U/en
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Publication of CN205254438U publication Critical patent/CN205254438U/en
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Abstract

The utility model belongs to the technical field of the welding, a butt joint pipe fitting laser welding device is disclosed, including laser -beam welding machine, rotary mechanism, the butt joint pipe fitting is installed respectively rotary mechanism is last, the butt joint face cooperation of butt joint pipe fitting, laser -beam welding machine is fixed to be set up butt joint face one side of butt joint pipe fitting, rotary mechanism drives the pipe fitting is coaxial rotates with the rotational speed in the butt joint, laser -beam welding machine is right the butt joint face of butt joint pipe fitting carries out the laser beam welding. The utility model provides the efficiency and the quality of thick sealing of tube in the liter, the welding automation degree has been improved, be applicable to the butt welding of other pipe fittings of various wall thicknesss simultaneously.

Description

Docking pipe fitting laser soldering device
Technical field
The utility model belongs to welding technology field, particularly a kind of docking pipe fitting laser soldering device.
Background technology
In generation Ⅲ nuclear power technology, in-pile component support column assembly is a difficulty that urgent need is captured during welding is manufactured.This series products is in the operating mode of high temperature, high pressure and corrosion, for the passage of control rod guide cylinder provides support, its structure canLeaning on property and accuracy of gauge is the important factor of nuclear reactor safety.
Support column assembly tube wall is greater than thick pipe in 12mm, and existing welding method is to be processed with the support column of grooveDocking pipe fitting fixing after, support column is rotation on one side, adopts manual or non-consumable gas shielded arc welding (TIG) weldering automatically on one sideMode is welded.
The former efficiency of multiple tracks welding is lower and welding contraction distortion is larger owing to needing for the welding manner of tradition arc-welding, axiallyBe out of shape the inhomogeneous postwelding axiality that causes poor. And if adopt pipe fitting fixing optical-fiber laser welding manner, because robot carries outThe large and laser beam of the difficulty of circular motion needs continuous angle changing, therefore and the welding of thick pipe in not being suitable for.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of docking pipe fitting laser soldering device, by swashingLight light beam is fixed, the welding procedure of pipe fitting rotation, the welding efficiency of thick pipe reduce welding deformation in raising.
The technical scheme that the utility model is taked is:
A kind of docking pipe fitting laser soldering device, comprises laser-beam welding machine, it is characterized in that, also comprises rotating mechanism, dockingPipe fitting is arranged on respectively on described rotating mechanism, and the interface of described docking pipe fitting coordinates, and described laser-beam welding machine is fixedly installedIn interface one side of described docking pipe fitting, described rotating mechanism drives the coaxial same rotational speed of described docking pipe fitting, described sharpPhotocoagulator carries out Laser Welding to the interface of described docking pipe fitting.
Further, described rotating mechanism comprises rotary chuck, turning rolls and tailstock, the first pipe fitting in described docking pipe fittingClamping is on described rotary chuck, and the second pipe fitting is arranged on turning rolls, and described tailstock withstands the rear end of described the second pipe fitting.
Further, described laser-beam welding machine is an angle to laser beam and the interface plane of described interface welding.
Further, described docking pipe fitting is that pipe arm thickness is greater than 12mm.
Further, described rotary chuck is arranged on positioner.
Further, described laser-beam welding machine is laser welding robot.
The beneficial effects of the utility model are:
(1) efficiency and the quality of thick pipe welding in lifting;
(2) improved Automation of Welding degree;
(3) be applicable to the butt welding of other pipe fitting of various wall thickness simultaneously.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of docking pipe fitting laser soldering device;
Accompanying drawing 2 is that the A of accompanying drawing 1 is to view.
Being labeled as in accompanying drawing:
1. laser-beam welding machine; 2. rotary chuck;
3. turning rolls; 4. tailstock;
5. positioner; 6. the first pipe fitting;
7. the second pipe fitting.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the utility model docking pipe fitting laser soldering device is elaborated.
Referring to accompanying drawing 1,2, docking pipe fitting laser soldering device to wall thickness be greater than 12mm in abundant existing automatic welding onceThrough welding. It comprises laser-beam welding machine 1 and rotating mechanism, and laser-beam welding machine is selected laser welding robot, and rotating mechanism comprises and revolvingTurn chuck 2, turning rolls 3 and tailstock 4, rotary chuck 2 is arranged on positioner 5, and the first pipe fitting 6 clampings in docking pipe fitting are revolvingTurn on chuck 2, the second pipe fitting 7 is arranged on turning rolls 3, and tailstock 4 withstands the rear end of the second pipe fitting. The interface of docking pipe fitting is joinedClose, laser-beam welding machine 1 is fixedly installed on interface one side of docking pipe fitting, and rotating mechanism drives docking pipe fitting coaxially to turn with rotating speedMoving, laser-beam welding machine 1 carries out Laser Welding to the interface of docking pipe fitting. When welding, laser-beam welding machine swashs interface weldingLight ray and interface plane can be an angle.
Interface applications pipe fitting laser soldering device, the method for laser welding that the thick pipe of centering carries out is as follows:
(1) will after the interface processing of butt tube, be arranged on respectively on rotating mechanism. Interface is through polishing processing.
(2) two pipe fittings of alignment, and proofread and correct its concentricity. Interface no-float after alignment, while proofreading and correct concentricity, can be firstAfter the first pipe fitting is proofreaied and correct, the second pipe fitting is installed, then is proofreaied and correct.
(3) on circumferential weld to be welded, carry out laser spot welding location. First on circumferential weld to be welded, weld an anchor point, soRear rotation docking pipe fitting, then weld second anchor point, until be all distributed with anchor point on circumferential weld to be welded one week, welding completesAnchor point uniform in circumferential weld gap to be welded.
(4) laser weld parameter and pipe fitting rotation parameter are set. Laser weld adopts the welding procedure of TIG form, arrangesThe parameters such as good LASER HEAT input quantity, electrical quantity, protection gas and flow, and set pipe fitting speed of rotation parameter according to laser parameter.
(5) start rotating mechanism and laser-beam welding machine, butt welded seam welds. When welding, the rotational angle of rotating mechanismBe greater than 360 °, when welding, treat the disposable through welding of girth weld. After having welded, can carry out the conventional weldering such as scarfing cinder, heat treatmentPost processing.
Welder of the present utility model and welding method not only support column assembly such in thick pipe, be also suitable for simultaneouslyIn the pipe fitting of the different tube walls of different tube diameters. Change the relative motion of welding robot and pipe fitting, realize the welding of high-effect high-quality.
The above is only preferred embodiment of the present utility model, it should be pointed out that the common skill for the artArt personnel, not departing under the prerequisite of the utility model principle, can also make some improvements and modifications, these improvements and modificationsAlso should be considered as protection domain of the present utility model.

Claims (6)

1. a docking pipe fitting laser soldering device, comprises laser-beam welding machine, it is characterized in that: also comprise rotating mechanism, dockingPipe fitting is arranged on respectively on described rotating mechanism, and the interface of described docking pipe fitting coordinates, and described laser-beam welding machine is fixedly installedIn interface one side of described docking pipe fitting, described rotating mechanism drives the coaxial same rotational speed of described docking pipe fitting, described sharpPhotocoagulator carries out Laser Welding to the interface of described docking pipe fitting.
2. docking pipe fitting laser soldering device according to claim 1, is characterized in that: described rotating mechanism comprises rotationChuck, turning rolls and tailstock, the first pipe fitting clamping in described docking pipe fitting is on described rotary chuck, and the second pipe fitting is arranged onOn turning rolls, described tailstock withstands the rear end of described the second pipe fitting.
3. docking pipe fitting laser soldering device according to claim 1, is characterized in that: described laser-beam welding machine is to describedLaser beam and the interface plane of interface welding are an angle.
4. according to the docking pipe fitting laser soldering device described in any one in claims 1 to 3, it is characterized in that: described dockingPipe fitting is that pipe arm thickness is greater than 12mm.
5. according to the docking pipe fitting laser soldering device described in any one in claims 1 to 3, it is characterized in that: described rotationChuck is arranged on positioner.
6. according to the docking pipe fitting laser soldering device described in any one in claims 1 to 3, it is characterized in that: described laserBonding machine is laser welding robot.
CN201521098198.8U 2015-12-28 2015-12-28 Butt joint pipe fitting laser welding device Active CN205254438U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521098198.8U CN205254438U (en) 2015-12-28 2015-12-28 Butt joint pipe fitting laser welding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521098198.8U CN205254438U (en) 2015-12-28 2015-12-28 Butt joint pipe fitting laser welding device

Publications (1)

Publication Number Publication Date
CN205254438U true CN205254438U (en) 2016-05-25

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CN201521098198.8U Active CN205254438U (en) 2015-12-28 2015-12-28 Butt joint pipe fitting laser welding device

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CN (1) CN205254438U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414751A (en) * 2015-12-28 2016-03-23 上海第一机床厂有限公司 Butt-joint pipe fitting laser welding device and welding method
CN106825927A (en) * 2017-03-07 2017-06-13 西安交通大学 A kind of laser soldering device for big L/D ratio fuel rod clad boxing
CN108723692A (en) * 2017-04-13 2018-11-02 广西隆盛双金属铜合金制造有限公司 Cane squeezing roll renovation technique
CN110576266A (en) * 2019-09-25 2019-12-17 杭州昌立机械有限公司 feeding device for marking machine
CN111683779A (en) * 2018-02-08 2020-09-18 诺瓦克技术公司 System and method for seam tracking in pipe welding
CN112518063A (en) * 2020-11-04 2021-03-19 哈尔滨工业大学(威海) Laser welding brazing filler wire welding method for small-diameter pipe based on internal and external double supports

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414751A (en) * 2015-12-28 2016-03-23 上海第一机床厂有限公司 Butt-joint pipe fitting laser welding device and welding method
CN106825927A (en) * 2017-03-07 2017-06-13 西安交通大学 A kind of laser soldering device for big L/D ratio fuel rod clad boxing
CN108723692A (en) * 2017-04-13 2018-11-02 广西隆盛双金属铜合金制造有限公司 Cane squeezing roll renovation technique
CN111683779A (en) * 2018-02-08 2020-09-18 诺瓦克技术公司 System and method for seam tracking in pipe welding
CN110576266A (en) * 2019-09-25 2019-12-17 杭州昌立机械有限公司 feeding device for marking machine
CN112518063A (en) * 2020-11-04 2021-03-19 哈尔滨工业大学(威海) Laser welding brazing filler wire welding method for small-diameter pipe based on internal and external double supports

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