CN102363247B - Laser welding method and device - Google Patents

Laser welding method and device Download PDF

Info

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
Authority
CN
China
Prior art keywords
supervisor
arm
metal
seaming chuck
clamping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201110314154.4A
Other languages
Chinese (zh)
Other versions
CN102363247A (en
Inventor
谢维全
郭启军
高昆
张坤
高云峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Hans Laser Technology Co Ltd
Han s Laser Technology Co Ltd
Original Assignee
Shenzhen Hans Laser Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Hans Laser Technology Co Ltd filed Critical Shenzhen Hans Laser Technology Co Ltd
Priority to CN201110314154.4A priority Critical patent/CN102363247B/en
Publication of CN102363247A publication Critical patent/CN102363247A/en
Application granted granted Critical
Publication of CN102363247B publication Critical patent/CN102363247B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

Method for laser welding and laser soldering device
[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.
CN201110314154.4A 2011-10-17 2011-10-17 Laser welding method and device Expired - Fee Related CN102363247B (en)

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

Family

ID=45689856

Family Applications (1)

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

Country Status (1)

Country Link
CN (1) CN102363247B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
CN109175874B (en) * 2018-09-28 2020-08-04 智迈德股份有限公司 Three-way pipe welding robot
CN110560950A (en) * 2019-09-12 2019-12-13 杭涛 intelligent manufacturing welding automation system and automatic welding method thereof

Citations (4)

* Cited by examiner, † Cited by third party
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
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CN102363247A (en) 2012-02-29

Similar Documents

Publication Publication Date Title
CN102363247B (en) Laser welding method and device
CN201026553Y (en) Worktable for welding stage
CN201120539Y (en) Intersecting line dual-annular seam automatic welding machine
CN101234462A (en) Intersecting line dual-annular seam automatic welding machine
CN206105206U (en) Welding set for radiator
CN203557058U (en) Automatic plane segmentation welding equipment
CN207267122U (en) Speed-changing box pulling fork laser welding frock
CN208196054U (en) A kind of blower robot automatic welding work station
CN102554529A (en) Automatic spot-welding equipment
CN103934604B (en) The automatic soldering device of vehicle centre console mounting bracket and method
CN101362267A (en) Welding bench of stage rack
CN202861713U (en) Full-automatic standard knot rolling-over working outfit
CN203992842U (en) A kind of storage crossbeam P type beam column card multiple gun special welding equipment
CN208840675U (en) A kind of pressure gauge automatic welding machine
CN110480196A (en) Jig jacking positioning mechanism, welding holds down assembly and welder
CN107695769A (en) Curved 90 degree of workpiece turns to oblique hold-down manipulator
CN205967929U (en) Car exhaust system's production line
CN204735858U (en) Welded chain chain link welding set
CN108326498B (en) A kind of steel plate welder
CN203751572U (en) Automatic welding device for center console installation frame of vehicle
CN106695288A (en) Automatic device for mounting bearing on eccentric shaft
CN211867011U (en) Welding table for exhaust pipe
CN212145016U (en) Automatic welding equipment for steel pipes
CN212420309U (en) Building heating ventilation pipeline welding fixture
CN102407415A (en) Clockwork flat welding jig

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140709

Termination date: 20181017

CF01 Termination of patent right due to non-payment of annual fee