CN102363247A - Laser welding method and device - Google Patents
Laser welding method and device Download PDFInfo
- Publication number
- CN102363247A CN102363247A CN2011103141544A CN201110314154A CN102363247A CN 102363247 A CN102363247 A CN 102363247A CN 2011103141544 A CN2011103141544 A CN 2011103141544A CN 201110314154 A CN201110314154 A CN 201110314154A CN 102363247 A CN102363247 A CN 102363247A
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- metal
- arm
- 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]
The metal three-way pipe is formed perpendicular to being responsible for and being communicated with the arm that is provided with the person in charge by the person in charge with in the person in charge's one side usually, welds together between the person in charge and the arm.
Traditional metal three-way pipe generally is to adopt the method for inferior arc-welding to weld, and welding quality is relatively 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 purpose that improves metal three-way pipe welding quality.
A kind of method for laser welding is applicable to the person in charge of metal three-way pipe and the welding between the arm, and it may further comprise the steps: a makes the person in charge of metal three-way pipe and arm be in state to be welded and make their rotations; B uses the laser welding system of making linear reciprocal movement with respect to the Plane of rotation of being responsible for to be responsible for and arm welds together.
In a preferred embodiment, said step a comprises that specifically arm is inserted into step and the use clamping device be responsible in the upward preset hole will be responsible for and arm clamping localization step.
In a preferred embodiment, said clamping device has rotation platform and this rotation platform is provided with positioner, and the said person in charge's clamping step specifically comprises uses quick clamping mechanism to promote to be responsible for and the person in charge is fixed on the step on the positioner.
In a preferred embodiment; Said clamping device comprises that specifically rotation platform, seaming chuck and driving seaming chuck move the metal three-way pipe is carried out the seaming chuck driving part of clamping with respect to rotation platform; Said seaming chuck driving part comprises guide rail and the cylinder that flexibly connects with seaming chuck, and the clamping positioning step of said arm comprises that specifically starting cylinder carries out clamping along guide rail movement to the metal three-way pipe to drive seaming chuck.
In a preferred embodiment, among the said step a, the person in charge of metal three-way pipe is horizontal positioned and at the uniform velocity rotation in horizontal plane vertically; Among the step b, laser welding system ties up to the reciprocating motion of doing on the vertical direction at the uniform velocity.
In addition, a kind of laser soldering device is provided also, has been applicable to the person in charge of metal three-way pipe and the welding between the arm, it comprises:
Clamping device makes the person in charge of metal three-way pipe and arm be in state to be welded and have the rotation platform that can drive the person in charge and arm rotation;
Laser-beam welding machine has the laser welding system of making linear reciprocal movement with respect to rotation platform and accomplishes welding job in metal three-way pipe rotary course, to use laser.
In a preferred embodiment, said laser welding system is installed on the vertical pivot to move up and down.
In a preferred embodiment, said rotation platform is provided with and can and can promotes to be responsible for and the person in charge is clamped in the quick clamping mechanism on the positioner along the positioner of being responsible for that axially person in charge is supported.
In a preferred embodiment, said clamping device comprises that also seaming chuck and driving seaming chuck move the metal three-way pipe is carried out the seaming chuck driving part of clamping with respect to rotation platform; Said seaming chuck driving part comprises the guide rail that flexibly connects with seaming chuck and can drive the cylinder that seaming chuck moves up and down along guide rail.
In a preferred embodiment, also comprise the pinch-grip agency that receives cylinder control, to clamp the arm of metal three-way pipe; Said pinch-grip agency comprises gas pawl and jaw, and the gas pawl receives the cylinder drive controlling and is connected with jaw.
Above-mentioned method for laser welding and laser soldering device, through making the rotation of metal three-way pipe, laser welding system simultaneously is reciprocating with respect to the metal three-way pipe, realizes the poor repair welding of metal three-way pipe is connect, and anti-leak-stopping weldering improves welding quality.
[description of drawings]
Fig. 1 is the sketch map of laser soldering device;
Fig. 2 is the sketch map of clamping device;
Fig. 3 is the cutaway view of clamping device.
[specific embodiment]
Can improve the person in charge of metal three-way pipe and the welding quality between arm based on laser welding technology, propose a kind of method for laser welding, be applicable to the person in charge of metal three-way pipe and the welding between the arm, may further comprise the steps:
A, the person in charge who makes the metal three-way pipe and arm are in state to be welded and make their rotations;
B, use the laser welding system of making linear reciprocal movement with respect to the Plane of rotation of being responsible for to be responsible for and arm welds together.
Below in conjunction with specific embodiment, method for laser welding is carried out concrete description.Referring to figs. 1 through Fig. 3, method for laser welding specifically also comprises the following steps:
S101 inserts the step of being responsible in the hole preset on 402 with arm 404.Arm 404 is communicated with perpendicular to the person in charge 402 and with the person in charge 402 usually, but is appreciated that the number of degrees of angle are not necessarily 90 degree between the two, can be other number of degrees reasonable and convenient use.
S103 uses clamping device 20 will be responsible for 402 and arm 404 clamping localization step.
In preferred implementation; Said clamping device 20 has rotation platform 208 and this rotation platform 208 is provided with positioner 206, and the said person in charge's 402 clamping step specifically comprises uses quick clamping mechanism 207 to promote to be responsible for 402 and will be responsible for 402 steps that are fixed on the positioner 206.Said quick clamping mechanism 207 is manually operated quick folder, and its person in charge 402 with metal three-way pipe 40 pushes a side clamping and positioning of positioner 206 to.
In this embodiment, use motor 30 to drive the rotation platform 208 of clamping device 20, certainly use other power sources.
In preferred implementation, said clamping device 20 also comprises seaming chuck 202 and drives seaming chuck 202 and move metal three-way pipe 40 is carried out the seaming chuck driving part of clamping with respect to rotation platform 208 except comprising rotation platform 208.
In preferred implementation; Said seaming chuck driving part comprises guide rail 201 and the cylinder 203 that flexibly connects with seaming chuck 202, and the clamping positioning step of said arm 404 comprises that specifically starting cylinder 203 moves along guide rail 201 metal three-way pipe 40 is carried out clamping to drive seaming chuck 202.
Move down in the process that clamps arm 404 at seaming chuck 202, arm 404 is inserted in the seaming chuck 202.Compress arm 404 after seaming chuck 202 moves down, the endoporus through seaming chuck 202 cooperates with the cylindrical reasonable clearance of arm 404, and arm 404 is accurately located.
In preferred implementation, said clamping device 20 also comprises the pinch-grip agency 205 that receives cylinder 203 controls, and the clamping positioning step of arm 404 comprises also that specifically startup cylinder 203 is to drive the step that pinch-grip agency 205 clamps the arm 404 of metal three-way pipes 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 more reliable the clamping and positioning of arm 404.
S105, use the laser welding system 104 of making linear reciprocal movement with respect to metal three-way pipe 40 will be responsible for 402 and arm 404 weld together.
In preferred implementation, the person in charge 402 of metal three-way pipe 40 is horizontal positioned and at the uniform velocity rotation in horizontal plane vertically; Laser welding system 104 ties up to the reciprocating motion of doing on the vertical direction at the uniform velocity.The person in charge 402 of metal three-way pipe 40 lies in a horizontal plane on the rotation platform 208 and with arm 404 to be the predetermined angular setting vertically.So, rotation platform 208 can drive and be responsible for 402 and in horizontal plane, rotate; Simultaneously, seaming chuck 202 makes the arm 404 and the person in charge 402 remain on state to be welded with pinch-grip agency 205.
The person in charge 402 and the arm 404 of metal three-way pipe 40 is 90 and spends setting, and the crossover track of the person in charge 402 and arm 404 is that welding track is an intersection, adopts driving 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; The weldering phenomenon can not occur leaking, welding quality is high.
Metal three-way pipe 40 is in the clamping position fixing process; Use quick clamping mechanism 207 will be responsible for 402 and push positioner 206 clamping and positioning to; And arm 404 adopts pneumatic mode clamping and positioning especially, than conventional manual tool clamping, has improved clamping efficient and positioning accuracy.
In addition, a kind of laser soldering device is provided also, has been applicable to the person in charge of metal three-way pipe and the welding between the arm, it mainly comprises clamping device and laser-beam welding machine, wherein:
Clamping device makes the person in charge of metal three-way pipe and arm be in state to be welded and have the rotation platform that can drive the person in charge and arm rotation;
Laser-beam welding machine has the laser welding system of making linear reciprocal movement with respect to rotation platform and accomplishes welding job in metal three-way pipe rotary course, to use laser.
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 supply metal three-way pipe 40 to install.Clamping device 20 is to be placed on the workbench 106 of laser-beam welding machine 10.
In this embodiment, said clamping device 20 includes the portal frame 209 of a support rotation platform 208.Laser soldering device 100 also comprises the motor 30 that the rotation platform 208 that drives clamping device 20 is rotated.Motor 30 is installed in the below of rotation platform 208 on the portal frame 209, is appreciated that motor 30 can also can replace with other power sources commonly used.
In preferred implementation, said rotation platform 208 be provided with can along be responsible for 402 axially to being responsible for 402 positioners 206 that support and can promoting to be responsible for 402 and will be responsible for 402 quick clamping mechanisms 207 that are clamped on the positioner 206.
In concrete embodiment, said rotation platform 208 is provided with the positioner 206 of support metal three-way pipe 40.Said 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 comprises that also the person in charge 402 with metal three-way pipe 40 who is arranged on the rotation platform 208 is clamped in the quick clamping mechanism 207 on the positioner 206.Specifically, the person in charge 402 of metal three-way pipe 40 is lain in a horizontal plane on the V-type locating piece 2064 vertically, clamp quick clamping mechanism 207, and then push the person in charge 402 of metal three-way pipe 40 a side clamping and positioning of positioner 206 to.So, be responsible for 402 and be horizontally fixed on vertically on the rotation platform 208, and then can in horizontal plane, rotate.
In preferred implementation; With reference to Fig. 2; Clamping device 20 also comprises the seaming chuck 202 and the seaming chuck driving part that can carry out automatic clamping location to metal three-way pipe 40, and said seaming chuck driving part comprises the guide rail 201 that flexibly connects with seaming chuck 202 and can drive the cylinder 203 that seaming chuck 202 moves along guide rail 201.
Press lower cylinder 203 start buttons, seaming chuck 202 moves towards the rotation platform 208 of below, and then the arm 404 of metal three-way pipe 40 is compressed.Compress in the process of arm 404 at seaming chuck 202, arm 404 is inserted in the seaming chuck 202.Compress arm 404 after seaming chuck 202 moves down, the endoporus through seaming chuck 202 cooperates with the cylindrical reasonable clearance of arm 404, and arm 404 is accurately located.
In concrete embodiment; Seaming chuck 202 is to be installed on the attaching parts 204 that flexibly connect with guide rail 201; And seaming chuck 202 adopts bearings in said attaching parts 204; Have high rigidity, and seaming chuck 202 when moving up and down circular runout very little, be beneficial to the raising positioning accuracy.
In preferred implementation, with reference to Fig. 2 and Fig. 3, laser soldering device 100 also comprises the pinch-grip agency 205 that receives cylinder 203 controls, to clamp the arm 404 of metal three-way pipe 40.Said pinch-grip agency 205 comprises jaw 2052 gentle pawls 2054, and gas pawl 2054 receives cylinder 203 drive controlling and is connected with jaw 2052, has rolling bearing 2056 in the jaw 2052, is beneficial to arm 404 is accurately located.Seaming chuck 202 makes the arm 404 and the person in charge 402 remain on state to be welded with pinch-grip agency 205.
In preferred implementation, the laser welding system 104 of laser-beam welding machine 10 is installed on the 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; Laser welding system 104 is in the process of metal three-way pipe 40 rotations; Can weld along arm 404 and the welding track of being responsible between 402 that is shaped as intersection, anti-leak-stopping weldering improves welding quality.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, 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 accompanying claims.
Claims (10)
1. a method for laser welding is applicable to the person in charge of metal three-way pipe and the welding between the arm, it is characterized in that, may further comprise the steps:
A, the person in charge who makes the metal three-way pipe and arm are in state to be welded and make their rotations;
B, use the laser welding system of making linear reciprocal movement with respect to the Plane of rotation of being responsible for to be responsible for and arm welds together.
2. method for laser welding according to claim 1 is characterized in that, said step a comprises that specifically arm is inserted into step and the use clamping device be responsible in the upward preset hole will be responsible for and arm clamping localization step.
3. method for laser welding according to claim 2; It is characterized in that; Said clamping device has rotation platform and this rotation platform is provided with positioner, and the said person in charge's clamping step specifically comprises uses quick clamping mechanism to promote to be responsible for and the person in charge is fixed on the step on the positioner.
4. method for laser welding according to claim 2; It is characterized in that; Said clamping device comprises that specifically rotation platform, seaming chuck and driving seaming chuck move the metal three-way pipe is carried out the seaming chuck driving part of clamping with respect to rotation platform; Said seaming chuck driving part comprises guide rail and the cylinder that flexibly connects with seaming chuck, and the clamping positioning step of said arm comprises that specifically starting cylinder carries out clamping along guide rail movement to the metal three-way pipe to drive seaming chuck.
5. according to each described method for laser welding among the claim 1-4, it is characterized in that among the said step a, the person in charge of metal three-way pipe is horizontal positioned and at the uniform velocity rotation in horizontal plane vertically; Among the step b, laser welding system ties up to the reciprocating motion of doing on the vertical direction at the uniform velocity.
6. a laser soldering device is applicable to the person in charge of metal three-way pipe and the welding between the arm, it is characterized in that, comprising:
Clamping device makes the person in charge of metal three-way pipe and arm be in state to be welded and have the rotation platform that can drive the person in charge and arm rotation;
Laser-beam welding machine has the laser welding system of making linear reciprocal movement with respect to rotation platform and accomplishes welding job in metal three-way pipe rotary course, to use laser.
7. laser soldering device according to claim 6 is characterized in that, said laser welding system is installed on the vertical pivot to move up and down.
8. laser soldering device according to claim 6 is characterized in that, said rotation platform is provided with and can and can promotes to be responsible for and the person in charge is clamped in the quick clamping mechanism on the positioner along the positioner of being responsible for that axially person in charge is supported.
9. according to each described laser soldering device among the claim 6-8, it is characterized in that said clamping device comprises that also seaming chuck and driving seaming chuck move the metal three-way pipe is carried out the seaming chuck driving part of clamping with respect to rotation platform; Said seaming chuck driving part comprises the guide rail that flexibly connects with seaming chuck and can drive the cylinder that seaming chuck moves up and down along guide rail.
10. laser soldering device according to claim 9 is characterized in that, also comprises the pinch-grip agency that receives cylinder control, to clamp the arm of metal three-way pipe; Said pinch-grip agency comprises gas pawl and jaw, and the gas pawl receives the cylinder drive controlling and is connected with jaw.
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 true CN102363247A (en) | 2012-02-29 |
| CN102363247B CN102363247B (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110314154.4A Expired - Fee Related CN102363247B (en) | 2011-10-17 | 2011-10-17 | Laser welding method and device |
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| CN (1) | CN102363247B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096983A (en) * | 2014-07-29 | 2014-10-15 | 武汉逸飞激光设备有限公司 | Heating tube laser welding clamp 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 |
| CN106493574A (en) * | 2017-01-10 | 2017-03-15 | 温州职业技术学院 | A kind of laser welding-brazing complex welding method of socket hollow copper tubing and device |
| 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 |
| CN109175874A (en) * | 2018-09-28 | 2019-01-11 | 夏明爱 | A kind of tee tube welding robot |
| CN110560950A (en) * | 2019-09-12 | 2019-12-13 | 杭涛 | 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 |
| CN114905362A (en) * | 2022-05-11 | 2022-08-16 | 杭州万贵智能机械有限公司 | Portable three-way pipe auxiliary welding device |
| CN116213933A (en) * | 2023-05-10 | 2023-06-06 | 佛山市美龙管业有限公司 | Pipeline welding equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096983A (en) * | 2014-07-29 | 2014-10-15 | 武汉逸飞激光设备有限公司 | Heating tube laser welding clamp 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 |
| CN106493574A (en) * | 2017-01-10 | 2017-03-15 | 温州职业技术学院 | A kind of laser welding-brazing complex welding method of socket hollow copper tubing and device |
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| 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 |
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| CN109175874A (en) * | 2018-09-28 | 2019-01-11 | 夏明爱 | A kind of tee tube welding robot |
| CN110560950A (en) * | 2019-09-12 | 2019-12-13 | 杭涛 | intelligent manufacturing welding automation system and automatic welding method thereof |
| 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 |
| CN114905362A (en) * | 2022-05-11 | 2022-08-16 | 杭州万贵智能机械有限公司 | Portable three-way pipe auxiliary welding device |
| CN116213933A (en) * | 2023-05-10 | 2023-06-06 | 佛山市美龙管业有限公司 | Pipeline welding equipment |
| 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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| CN102363247B (en) | 2014-07-09 |
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