CN102363247B - Laser welding method and device - Google Patents
Laser welding method and device Download PDFInfo
- Publication number
- CN102363247B CN102363247B CN201110314154.4A CN201110314154A CN102363247B CN 102363247 B CN102363247 B CN 102363247B CN 201110314154 A CN201110314154 A CN 201110314154A CN 102363247 B CN102363247 B CN 102363247B
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- supervisor
- arm
- metal
- seaming chuck
- way pipe
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Abstract
The invention discloses a laser welding method, which is suitable for welding a main tube and a branch tube of a metal three-way tube. The method comprises the following steps of: setting the main tube and the branch tube of the metal three-way tube in a to-be-welded state, and rotating the main tube and the branch tube; and welding the main tube and the branch tube together by using a laser welding head which moves linearly in a reciprocating way relative to the rotating plane of the main tube. In the laser welding method, the metal three-way tube is rotated, and the laser welding head moves in a reciprocating way relative to the metal three-way tube simultaneously, so that the difference compensating welding of the metal three-way tube is realized, lack of weld is prevented, and the welding quality is improved. Moreover, the invention further provides a laser welding device.
Description
[technical field]
The present invention relates to technical field of laser processing, particularly relate to a kind of method for laser welding and laser soldering device.
[background technology]
Metal three-way pipe conventionally, by being responsible for and forming perpendicular to being responsible for and being communicated with supervisor the arm arranging in supervisor's one side, is responsible between arm and is welded together.
Traditional metal three-way pipe is generally to adopt the method for sub-arc-welding to weld, and welding quality is poor.
[summary of the invention]
Based on this, be necessary to provide a kind of method for laser welding and laser soldering device, to reach the object that improves metal three-way pipe welding quality.
A kind of method for laser welding, is applicable to the welding between supervisor and the arm of metal three-way pipe, and it comprises the following steps: a, makes the supervisor of metal three-way pipe and arm in state to be welded and make their rotations; B, the laser welding system that use is made linear reciprocal movement with respect to supervisor's Plane of rotation will be responsible for together with branch pipe welding.
In a preferred embodiment, described step a specifically comprises the step that arm is inserted into the step in the upper default hole of supervisor and uses clamping device that supervisor and arm clamping are located.
In a preferred embodiment, described clamping device has rotation platform and this rotation platform is provided with positioner, and described supervisor's clamping step specifically comprises that use quick clamping mechanism promotes supervisor and supervisor is fixed on to the step on positioner.
In a preferred embodiment, described clamping device specifically comprises rotation platform, seaming chuck and the seaming chuck driving part that drives seaming chuck to move so that metal three-way pipe is clamped with respect to rotation platform, described seaming chuck driving part comprises the guide rail and the cylinder that are flexibly connected with seaming chuck, and the clamping positioning step of described arm specifically comprises that starting cylinder clamps metal three-way pipe along guide rail movement with driving seaming chuck.
In a preferred embodiment, in described step a, the supervisor of metal three-way pipe is horizontal positioned and at the uniform velocity rotation in horizontal plane vertically; In step b, laser welding system is that in the vertical direction is done reciprocating motion at the uniform velocity.
In addition, also provide a kind of laser soldering device, be applicable to the welding between supervisor and the arm of metal three-way pipe, it comprises:
Clamping device, makes the supervisor of metal three-way pipe and arm in state to be welded and has the rotation platform that can drive supervisor and arm to rotate;
Laser-beam welding machine, has the laser welding system of making linear reciprocal movement with respect to rotation platform to use laser to complete welding job in metal three-way pipe rotary course.
In a preferred embodiment, described laser welding system is arranged on vertical pivot to move up and down.
In a preferred embodiment, on described rotation platform, be provided with and can and can promote supervisor and supervisor is clamped in to the quick clamping mechanism on positioner along supervisor's the positioner axially supervisor being supported.
In a preferred embodiment, described clamping device also comprises seaming chuck and the seaming chuck driving part that drives seaming chuck to move so that metal three-way pipe is clamped with respect to rotation platform; Described seaming chuck driving part comprises the guide rail being flexibly connected with seaming chuck and the cylinder that can drive seaming chuck to move up and down along guide rail.
In a preferred embodiment, also comprise the pinch-grip agency that is subject to cylinder control, to clamp the arm of metal three-way pipe; Described pinch-grip agency comprises gas pawl and jaw, and gas pawl is subject to air cylinder driven control and is connected with jaw.
Above-mentioned method for laser welding and laser soldering device, by making the rotation of metal three-way pipe, laser welding system is simultaneously reciprocating with respect to metal three-way pipe, realizes the poor repair welding of metal three-way pipe is connect, and prevents solder skip, improves welding quality.
[brief description of the drawings]
Fig. 1 is the schematic diagram of laser soldering device;
Fig. 2 is the schematic diagram of clamping device;
Fig. 3 is the cutaway view of clamping device.
[detailed description of the invention]
Can improve the welding quality between supervisor and the arm of metal three-way pipe based on laser welding technology, propose a kind of method for laser welding, be applicable to the welding between supervisor and the arm of metal three-way pipe, comprise the following steps:
A, the supervisor who makes metal three-way pipe and arm are in state to be welded and make their rotations;
The laser welding system that b, use are made linear reciprocal movement with respect to supervisor's Plane of rotation will be responsible for together with branch pipe welding.
Below in conjunction with specific embodiment, method for laser welding is specifically described.Referring to figs. 1 through Fig. 3, method for laser welding specifically also comprises the following steps:
S101, inserts the step in hole default on supervisor 402 by arm 404.Arm 404 is communicated with perpendicular to supervisor 402 and with supervisor 402 conventionally, but is appreciated that not necessarily 90 degree of the number of degrees of angle between the two, can be other number of degrees reasonable and easy to use.
S103, uses clamping device 20 by the step of supervisor 402 and arm 404 clamping location.
In embodiment preferably, described clamping device 20 has rotation platform 208 and this rotation platform 208 is provided with positioner 206, and described supervisor's 402 clamping step specifically comprises that use quick clamping mechanism 207 promotes supervisor 402 and will be responsible for 402 steps that are fixed on positioner 206.Described quick clamping mechanism 207 is manually operated quick clip, and it pushes the supervisor of metal three-way pipe 40 402 to a clamping sides location of positioner 206.
In present embodiment, use motor 30 to drive the rotation platform 208 of clamping device 20, certainly can use other power sources.
In embodiment preferably, described clamping device 20, except comprising rotation platform 208, also comprises seaming chuck 202 and drives seaming chuck 202 to move with the seaming chuck driving part that metal three-way pipe 40 is clamped with respect to rotation platform 208.
In embodiment preferably, described seaming chuck driving part comprises the guide rail 201 and the cylinder 203 that are flexibly connected with seaming chuck 202, and the clamping positioning step of described arm 404 specifically comprises that starting cylinder 203 moves metal three-way pipe 40 is clamped along guide rail 201 with driving seaming chuck 202.
Move down in the process that clamps arm 404 at seaming chuck 202, arm 404 is inserted in seaming chuck 202.Seaming chuck 202 moves down rear compression arm 404, by coordinating of the endoporus of seaming chuck 202 and the cylindrical reasonable clearance of arm 404, arm 404 is accurately located.
In embodiment preferably, described clamping device 20 also comprises the pinch-grip agency 205 that controlled by cylinder 203, and the clamping positioning step of arm 404 specifically also comprises and starts cylinder 203 to drive pinch-grip agency 205 to clamp the step of the arm 404 of metal three-way pipe 40.Utilize cylinder 203 to drive pinch-grip agency 205, and then clamp the medium position of the arm 404 of metal three-way pipe 40, make the clamping and positioning of arm 404 more reliable.
S105, the laser welding system 104 that use is made linear reciprocal movement with respect to metal three-way pipe 40 welds together supervisor 402 and arm 404.
In embodiment preferably, the supervisor 402 of metal three-way pipe 40 is horizontal positioned and at the uniform velocity rotation in horizontal plane vertically; Laser welding system 104 is that in the vertical direction is done reciprocating motion at the uniform velocity.The supervisor 402 of metal three-way pipe 40 lies in a horizontal plane on rotation platform 208 and with arm 404 to be predetermined angular setting vertically.So, rotation platform 208 can drive supervisor 402 to rotate in horizontal plane; Meanwhile, seaming chuck 202 and pinch-grip agency 205 make arm 404 and supervisor 402 remain on state to be welded.
The supervisor 402 of metal three-way pipe 40 and arm 404 are 90 degree settings, the crossover track of supervisor 402 and arm 404 is that welding track is intersection, adopt and drive clamping device 20 that metal three-way pipe 40 is rotated, 104 in the vertical directions of laser welding system are simultaneously made the welding manner of linear reciprocal movement with respect to metal three-way pipe 40, so, in metal three-way pipe 40 rotary courses, shape is that each solder joint on the welding track of intersection all can be soldered to, there will not be solder skip phenomenon, welding quality is high.
Metal three-way pipe 40 is in clamping position fixing process, use quick clamping mechanism 207 to push supervisor 402 to positioner 206 clamping and positioning, and arm 404 adopts pneumatic mode clamping and positioning especially, compared with conventional manual tool clamping, clamping efficiency and positioning precision are improved.
In addition, also provide a kind of laser soldering device, be applicable to the welding between supervisor and the arm of metal three-way pipe, it mainly comprises clamping device and laser-beam welding machine, wherein:
Clamping device, makes the supervisor of metal three-way pipe and arm in state to be welded and has the rotation platform that can drive supervisor and arm to rotate;
Laser-beam welding machine, has the laser welding system of making linear reciprocal movement with respect to rotation platform to use laser to complete welding job in metal three-way pipe rotary course.
Below in conjunction with Fig. 1 to Fig. 3, the specific embodiment of this laser soldering device 100 is described in detail:
Clamping device 20, has the rotation platform 208 that can install for metal three-way pipe 40.Clamping device 20 is to be placed on the workbench 106 of laser-beam welding machine 10.
In present embodiment, described clamping device 20 includes the portal frame 209 of a support rotation platform 208.Laser soldering device 100 also comprises the motor 30 that drives the rotation platform 208 of clamping device 20 to be rotated.Motor 30 is arranged on the below of rotation platform 208 on portal frame 209, is appreciated that motor 30 can also can replace with other conventional power sources.
In embodiment preferably, on described rotation platform 208, be provided with can along supervisor 402 axially to being responsible for 402 positioners that support 206 and can promoting to be responsible for 402 and will supervisor's 402 quick clamping mechanisms 207 that are clamped on positioner 206.
In concrete embodiment, on described rotation platform 208, be provided with the positioner 206 of support metal three-way pipe 40.Described positioner 206 comprises a V-type locating piece 2064 and is placed on the back-up block 2062 of V-type locating piece 2,064 one sides.
With reference to Fig. 2, in concrete embodiment, clamping device 20 also comprises that one is arranged on and the supervisor of metal three-way pipe 40 402 is clamped in to the quick clamping mechanism 207 on positioner 206 on rotation platform 208.Specifically, the supervisor of metal three-way pipe 40 402 is lain in a horizontal plane on V-type locating piece 2064 vertically, clamp quick clamping mechanism 207, and then the supervisor of metal three-way pipe 40 402 is pushed to a clamping sides location of positioner 206.So, supervisor 402 is horizontally fixed on rotation platform 208 vertically, and then can in horizontal plane, rotate.
In embodiment preferably, with reference to Fig. 2, clamping device 20 also comprises seaming chuck 202 and the seaming chuck driving part that can carry out to metal three-way pipe 40 automatic clamping position, and described seaming chuck driving part comprises the guide rail 201 being flexibly connected with seaming chuck 202 and the cylinder 203 that can drive seaming chuck 202 to move along guide rail 201.
Press lower cylinder 203 start buttons, seaming chuck 202 rotation platform 208 downward moves, and then the arm of metal three-way pipe 40 404 is compressed.Compress in the process of arm 404 at seaming chuck 202, arm 404 is inserted in seaming chuck 202.Seaming chuck 202 moves down rear compression arm 404, by coordinating of the endoporus of seaming chuck 202 and the cylindrical reasonable clearance of arm 404, arm 404 is accurately located.
In concrete embodiment, seaming chuck 202 is to be arranged in attaching parts 204 that are flexibly connected with guide rail 201, and seaming chuck 202 adopts bearings in described attaching parts 204, there is high rigidity, and circular runout is very little when seaming chuck 202 moves up and down, be beneficial to raising positioning precision.
In embodiment preferably, with reference to Fig. 2 and Fig. 3, laser soldering device 100 also comprises the pinch-grip agency 205 that controlled by cylinder 203, to clamp the arm 404 of metal three-way pipe 40.Described pinch-grip agency 205 comprises the gentle pawl 2054 of jaw 2052, and gas pawl 2054 is subject to cylinder 203 drive control and be connected with jaw 2052, in jaw 2052, with rolling bearing 2056, is beneficial to arm 404 accurately to locate.Seaming chuck 202 and pinch-grip agency 205 make arm 404 and supervisor 402 remain on state to be welded.
In embodiment preferably, the laser welding system 104 of laser-beam welding machine 10 is arranged on a vertical pivot 102 to move up and down.Laser welding system 104 is reciprocating in a side in the vertical direction of metal three-way pipe 40, so, in the process that laser welding system 104 is rotated at metal three-way pipe 40, can weld along the welding track that is shaped as intersection between arm 404 and supervisor 402, prevent solder skip, improve welding quality.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (6)
1. a method for laser welding, is applicable to the welding between supervisor and the arm of metal three-way pipe, it is characterized in that, comprises the following steps:
A, the supervisor who makes metal three-way pipe and arm are in state to be welded and make their rotations, comprise arm is inserted into the step in the upper default hole of supervisor and uses clamping device by the step of supervisor and arm clamping location;
Described clamping device has rotation platform and this rotation platform is provided with positioner, and described supervisor's clamping step specifically comprises that use quick clamping mechanism promotes supervisor and supervisor is fixed on to the step on positioner;
Described clamping device specifically comprises rotation platform, seaming chuck and the seaming chuck driving part that drives seaming chuck to move so that metal three-way pipe is clamped with respect to rotation platform, described seaming chuck driving part comprises the guide rail and the cylinder that are flexibly connected with seaming chuck, described seaming chuck has the endoporus with the cylindrical matched in clearance of described arm, and the clamping positioning step of described arm specifically comprises and starts cylinder to drive seaming chuck to make arm be inserted in the endoporus of described seaming chuck and then metal three-way pipe is clamped along guide rail movement;
The laser welding system that b, use are made linear reciprocal movement with respect to supervisor's Plane of rotation will be responsible for together with branch pipe welding.
2. method for laser welding according to claim 1, is characterized in that, in described step a, the supervisor of metal three-way pipe is horizontal positioned and at the uniform velocity rotation in horizontal plane vertically; In step b, laser welding system is that in the vertical direction is done reciprocating motion at the uniform velocity.
3. a laser soldering device, is applicable to the welding between supervisor and the arm of metal three-way pipe, it is characterized in that, comprising:
Clamping device, make the supervisor of metal three-way pipe and arm in state to be welded and have the rotation platform that can drive supervisor and arm rotation, described clamping device also comprises the seaming chuck driving part that seaming chuck and driving seaming chuck move so that metal three-way pipe is clamped with respect to rotation platform; Described seaming chuck driving part comprises the guide rail being flexibly connected with seaming chuck and the cylinder that can drive seaming chuck to move up and down along guide rail, and described seaming chuck has the endoporus with the cylindrical matched in clearance of described arm;
Laser-beam welding machine, has the laser welding system of making linear reciprocal movement with respect to rotation platform to use laser to complete welding job in metal three-way pipe rotary course.
4. laser soldering device according to claim 3, is characterized in that, described laser welding system is arranged on vertical pivot to move up and down.
5. laser soldering device according to claim 3, is characterized in that, is provided with and can and can promotes supervisor and supervisor is clamped in to the quick clamping mechanism on positioner along supervisor's the positioner axially supervisor being supported on described rotation platform.
6. laser soldering device according to claim 3, is characterized in that, also comprises the pinch-grip agency that is subject to cylinder control, to clamp the arm of metal three-way pipe; Described pinch-grip agency comprises gas pawl and jaw, and gas pawl is subject to air cylinder driven control and is connected with jaw, and described jaw is interior with the rolling bearing that arm is positioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110314154.4A CN102363247B (en) | 2011-10-17 | 2011-10-17 | Laser welding method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110314154.4A CN102363247B (en) | 2011-10-17 | 2011-10-17 | Laser welding method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102363247A CN102363247A (en) | 2012-02-29 |
| CN102363247B true CN102363247B (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110314154.4A Expired - Fee Related CN102363247B (en) | 2011-10-17 | 2011-10-17 | Laser welding method and device |
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| Country | Link |
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| CN (1) | CN102363247B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096983B (en) * | 2014-07-29 | 2016-04-13 | 武汉逸飞激光设备有限公司 | Heating tube fixture for laser welding and welding method |
| CN104259730A (en) * | 2014-10-17 | 2015-01-07 | 无锡中车创想科技有限公司 | Stainless steel tee pipe machining tooling |
| CN106493574B (en) * | 2017-01-10 | 2018-08-28 | 温州职业技术学院 | A kind of the laser welding-brazing complex welding method and device of socket hollow copper tubing |
| CN109128425A (en) * | 2017-06-28 | 2019-01-04 | 上汽通用汽车有限公司 | The flexible retinue fixture system of roof laser soldering and car roof method for laser welding |
| CN109079381A (en) * | 2017-12-28 | 2018-12-25 | 江苏沃得农业机械有限公司 | A kind of connector automatic welding machine |
| CN109175874B (en) * | 2018-09-28 | 2020-08-04 | 智迈德股份有限公司 | Three-way pipe welding robot |
| CN110560950B (en) * | 2019-09-12 | 2021-11-23 | 浙江颐顿机电有限公司 | Intelligent manufacturing welding automation system and automatic welding method thereof |
| CN112077444A (en) * | 2020-08-17 | 2020-12-15 | 安胜宾 | Laser welding device for industrial manufacturing and welding method thereof |
| CN113021003A (en) * | 2021-04-07 | 2021-06-25 | 江西华士科技股份有限公司 | Automatic cutting, welding and moving workstation for fire fighting pipeline |
| CN114905362B (en) * | 2022-05-11 | 2023-12-08 | 杭州加淼科技有限公司 | Portable three-way pipe auxiliary welder |
| CN116213933B (en) * | 2023-05-10 | 2023-07-25 | 佛山市美龙管业有限公司 | Pipeline welding equipment |
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| CN2703602Y (en) * | 2004-05-12 | 2005-06-08 | 武汉楚天激光（集团）股份有限公司 | Multifunction laser processing machine |
| CN102059434A (en) * | 2010-11-18 | 2011-05-18 | 上海气焊机厂有限公司 | Intersecting line girth welding device |
| CN201979217U (en) * | 2011-03-30 | 2011-09-21 | 方圆集团上海激光科技有限公司 | Rotary worktable for laser welding |
| CN201997850U (en) * | 2011-03-28 | 2011-10-05 | 江苏金方圆数控机床有限公司 | Double-station laser welding machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000061673A (en) * | 1998-08-18 | 2000-02-29 | Nippon Steel Corp | Fillet welding method |
| US20060121994A1 (en) * | 2004-12-03 | 2006-06-08 | Douglass David M | Stir welded drive shaft and method of making same |
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- 2011-10-17 CN CN201110314154.4A patent/CN102363247B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2703602Y (en) * | 2004-05-12 | 2005-06-08 | 武汉楚天激光（集团）股份有限公司 | Multifunction laser processing machine |
| CN102059434A (en) * | 2010-11-18 | 2011-05-18 | 上海气焊机厂有限公司 | Intersecting line girth welding device |
| CN201997850U (en) * | 2011-03-28 | 2011-10-05 | 江苏金方圆数控机床有限公司 | Double-station laser welding machine |
| CN201979217U (en) * | 2011-03-30 | 2011-09-21 | 方圆集团上海激光科技有限公司 | Rotary worktable for laser welding |
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| CN102363247A (en) | 2012-02-29 |
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Granted publication date: 20140709 Termination date: 20181017 |