WO2018107310A1 - Appareil de soudage composite et procédé de soudage composite - Google Patents

Appareil de soudage composite et procédé de soudage composite Download PDF

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Publication number
WO2018107310A1
WO2018107310A1 PCT/CN2016/109389 CN2016109389W WO2018107310A1 WO 2018107310 A1 WO2018107310 A1 WO 2018107310A1 CN 2016109389 W CN2016109389 W CN 2016109389W WO 2018107310 A1 WO2018107310 A1 WO 2018107310A1
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WO
WIPO (PCT)
Prior art keywords
welding
weld
laser
temperature
quality
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.)
Ceased
Application number
PCT/CN2016/109389
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English (en)
Chinese (zh)
Inventor
王西峰
冯庆柱
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.)
Qingdao Branch Co Ltd Of Mechanical Science Research Institute
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Qingdao Branch Co Ltd Of Mechanical Science Research Institute
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 Qingdao Branch Co Ltd Of Mechanical Science Research Institute filed Critical Qingdao Branch Co Ltd Of Mechanical Science Research Institute
Priority to PCT/CN2016/109389 priority Critical patent/WO2018107310A1/fr
Publication of WO2018107310A1 publication Critical patent/WO2018107310A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K28/00—Welding or cutting not covered by groups B23K5/00 - B23K26/00
    • B23K28/02—Combined welding or cutting procedures or apparatus

Definitions

  • the invention belongs to the field of automatic welding technology, and specifically belongs to a composite welding device and a composite welding method.
  • Composite welding technology is widely used in industry. Because laser and arc are the hazards to the human body, in the actual welding operation, in order to facilitate the automatic welding process, the composite welding torch is usually installed on the welding robot or CNC machine tool. The working instructions are issued by the robot or the numerical control machine tool to the laser, the welding machine and the tooling fixture to realize several parts of the coordination and linkage work. No matter which welding process is used, waste products will be produced. At present, the control of product quality in industrial manufacturing is more timely monitoring technology. When the welding is completed, the distribution of the temperature field of the molten pool also has the quality of the weld. Great impact.
  • the composite welding device of the invention can timely monitor the welding quality, adjust the temperature field temperature of the molten pool, and ensure the quality of the weld seam, and the invention also provides a composite welding method
  • the composite welding device comprises a welding power source, a welding torch, a laser, a supporting system, and the laser is irradiated on the workpiece at the welding spot generated by the welding gun; and the supporting system is further provided with a welding seam monitoring instrument and a temperature measuring instrument. And connected with a heat sink.
  • the support system is disposed on a movable conveyor belt, a welding gun and a laser are disposed at a front end of the support system, and a heat dissipation device is disposed on one side of the laser, and a weld inspection instrument and a temperature measuring instrument are disposed on one side of the welding gun.
  • the weld monitoring instrument is an ultrasonic weld seam detector.
  • the temperature measuring instrument is an infrared thermometer.
  • the heat dissipating device is a wind pump, and the air outlet of the wind pump is provided with an adjustment structure.
  • the adjusting mechanism is that two metal plates perpendicular to each other are driven by the motor at the air outlet.
  • the composite welding method corresponding to the device comprises the following steps:
  • Step 1 After the laser and the welding torch cooperate to weld the workpiece, the temperature value of the welding is fed back to the computer through the infrared thermometer, and the temperature field distribution map is formed after the computer processes the data.
  • Step 2 After analyzing the temperature field data, determine the influence of the temperature in the molten pool on the quality of the weld; affect the heat sink, and calculate the size of the air outlet of the heat sink and the position of the heat sink. If there is no impact, proceed directly to step 3.
  • Step 3 The ultrasonic weld seam detector detects the weld quality and feeds the weld information to the staff through a computer. Complete a complete welding process.
  • the temperature field distribution of the molten pool can be detected in time, and timely temperature regulation can be performed to improve the quality of the weld seam, and the weld monitoring instrument is
  • the timely detection of weld quality can reflect the weld quality in time, and has the positive effect of timely feedback and saving capital for industrial production.
  • Figure 1 is a schematic view of the structure of the present invention
  • the composite welding device comprises: a welding power source, a welding torch 2, a laser 1, a supporting system, and the laser is irradiated on the workpiece 7 at the welding spot generated by the welding torch; wherein the supporting system is further provided with Weld monitoring instrument 3 and temperature measuring instrument 4, and connected with a heat sink; said branch
  • the support system is arranged on a movable conveyor belt, a welding gun and a laser are arranged at the front end of the support system, and a heat dissipation device is arranged on one side of the laser, and a weld inspection instrument and a temperature measuring instrument are arranged on one side of the welding gun; the welding torch and the laser pass through the hydraulic cylinder
  • the spherical rotating bearing is coupled to the support system to enable the welding torch and the laser to work in conjunction with the welding.
  • the welding seam monitoring instrument is an ultrasonic welding seam detector; the temperature measuring instrument is an infrared thermometer; the measuring end of the ultrasonic welding seam detector and the infrared thermometer is controlled by a robot mounted on the supporting system, and is accurate
  • the measurement of the weld seam 6 requires a measurement position.
  • the heat dissipating device is a wind pump, and the air outlet of the air pump is provided with an adjusting structure, wherein the adjusting mechanism is two metal plates that are perpendicular to each other through a servo motor at the air outlet; Adjusting the size of the outlet of the air pump can accurately adjust the temperature of the molten pool, and the air outlet duct is tapered.
  • the composite welding method corresponding to the device comprises the following steps:
  • Step 1 After the laser and the welding torch cooperate to weld the workpiece, the infrared energy is focused on the photoelectric detector by the infrared thermometer, and converted into a corresponding electrical signal; the signal passes through the amplifier and the signal processing circuit according to the internal algorithm of the instrument and After the target emissivity is corrected, it is converted into the temperature value of the weld pool to be tested, and the temperature value is fed back to the overall controller.
  • the distribution of the temperature field is calculated by applying the double elliptic distribution + double ellipsoid volume distribution + peak linear increasing - logarithmic curve rotating body" heat source mode.
  • Step 2 After analyzing the temperature field data, determine the influence of the temperature in the molten pool on the quality of the weld; affect the heat sink, and calculate the size of the air outlet of the heat sink and the position of the heat sink. If there is no impact, proceed directly to step 3.
  • Step 3 The ultrasonic weld seam detector detects the weld quality, firstly measures the length of the probe leading edge, then measures the K value of the probe, adjusts the scanning speed, and adjusts the detection sensitivity after completing the distance-amplitude curve drawing in the computer. ,probe.
  • the weld information is fed back to the staff through a computer. Complete a complete welding process.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un appareil de soudage composite, comprenant une source d'énergie de soudage, un pistolet de soudage (2), un laser (1) et un système de support, le laser éclairant une pièce à travailler (7) au niveau d'un point de soudage produit par le pistolet de soudage, caractérisé en ce que le système de support est en outre pourvu d'un dispositif de surveillance de soudure (3) et d'un instrument de mesure de température (4) et un dispositif de rayonnement thermique (5) est relié au système de support. L'invention concerne un procédé de soudage composite, comprenant les étapes suivantes : étape 1, après que le laser (1) et le pistolet de soudage (2) coopèrent pour souder la pièce à travailler (7), un thermomètre infrarouge renvoie la valeur de température au niveau de la soudure à un ordinateur et l'ordinateur traite les données et forme ensuite une carte de distribution de champ de température ; étape 2, après analyse des données de champ de température, détermination de l'impact de la température dans un bain fondu sur la qualité de la soudure et, si celle-ci a un impact, activation du dispositif de rayonnement thermique et calcul spécifique de la taille d'un orifice d'air du dispositif de rayonnement thermique et de la position de rayonnement thermique requise et, si celle-ci n'a pas d'impact, passage direct à l'étape 3 ; et étape 3, un détecteur de soudure par ultrasons effectue une détection de la qualité de la soudure et l'ordinateur renvoie des informations de soudure au personnel d'exploitation, de façon à achever l'ensemble du processus de soudage. L'appareil de soudage composite et le procédé de soudage composite détectent la distribution de champ de température du bain fondu d'une manière opportune et effectuent un ajustement de température en temps opportun, ce qui permet d'améliorer la qualité de la soudure et la détection en temps opportun de la qualité de la soudure par le dispositif de surveillance de soudure peut refléter la qualité de la soudure de manière opportune.
PCT/CN2016/109389 2016-12-12 2016-12-12 Appareil de soudage composite et procédé de soudage composite Ceased WO2018107310A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/109389 WO2018107310A1 (fr) 2016-12-12 2016-12-12 Appareil de soudage composite et procédé de soudage composite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/109389 WO2018107310A1 (fr) 2016-12-12 2016-12-12 Appareil de soudage composite et procédé de soudage composite

Publications (1)

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WO2018107310A1 true WO2018107310A1 (fr) 2018-06-21

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PCT/CN2016/109389 Ceased WO2018107310A1 (fr) 2016-12-12 2016-12-12 Appareil de soudage composite et procédé de soudage composite

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109978853A (zh) * 2019-03-22 2019-07-05 大连大学 一种直线焊缝激光拼焊中焊接位置与焊缝偏差计算方法
CN113199164A (zh) * 2021-04-02 2021-08-03 杭州电子科技大学 一种焊接质量实时监控的焊接方法
CN115900954A (zh) * 2022-11-04 2023-04-04 福建省特种设备检验研究院 一种工业机器人弧焊质量实时检测方法及终端
TWI875099B (zh) * 2023-07-25 2025-03-01 成新科技股份有限公司 混合焊接機

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010061422A1 (fr) * 2008-11-27 2010-06-03 パナソニック株式会社 Procédé de soudage de composite et dispositif de soudage de composite
CN103111767A (zh) * 2013-02-19 2013-05-22 鞍山煜宸科技有限公司 一种激光-电弧复合焊接的控制方法及装置
CN203184842U (zh) * 2013-02-19 2013-09-11 鞍山煜宸科技有限公司 一种激光-电弧复合焊接装置
JP2013240830A (ja) * 2012-05-21 2013-12-05 General Electric Co <Ge> ハイブリッドレーザアーク溶接プロセス及び装置
CN104741802A (zh) * 2015-03-30 2015-07-01 中国石油天然气集团公司 一种焊接质量监测系统及方法
CN204975799U (zh) * 2015-07-07 2016-01-20 沈阳富创精密设备有限公司 一种测量熔池温度的电弧焊接头调节装置
CN106425144A (zh) * 2016-12-02 2017-02-22 机械科学研究总院青岛分院 复合焊接装置和复合焊接方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010061422A1 (fr) * 2008-11-27 2010-06-03 パナソニック株式会社 Procédé de soudage de composite et dispositif de soudage de composite
JP2013240830A (ja) * 2012-05-21 2013-12-05 General Electric Co <Ge> ハイブリッドレーザアーク溶接プロセス及び装置
CN103111767A (zh) * 2013-02-19 2013-05-22 鞍山煜宸科技有限公司 一种激光-电弧复合焊接的控制方法及装置
CN203184842U (zh) * 2013-02-19 2013-09-11 鞍山煜宸科技有限公司 一种激光-电弧复合焊接装置
CN104741802A (zh) * 2015-03-30 2015-07-01 中国石油天然气集团公司 一种焊接质量监测系统及方法
CN204975799U (zh) * 2015-07-07 2016-01-20 沈阳富创精密设备有限公司 一种测量熔池温度的电弧焊接头调节装置
CN106425144A (zh) * 2016-12-02 2017-02-22 机械科学研究总院青岛分院 复合焊接装置和复合焊接方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109978853A (zh) * 2019-03-22 2019-07-05 大连大学 一种直线焊缝激光拼焊中焊接位置与焊缝偏差计算方法
CN109978853B (zh) * 2019-03-22 2021-03-30 大连大学 一种直线焊缝激光拼焊中焊接位置与焊缝偏差计算方法
CN113199164A (zh) * 2021-04-02 2021-08-03 杭州电子科技大学 一种焊接质量实时监控的焊接方法
CN113199164B (zh) * 2021-04-02 2022-04-29 杭州电子科技大学 一种焊接质量实时监控的焊接方法
CN115900954A (zh) * 2022-11-04 2023-04-04 福建省特种设备检验研究院 一种工业机器人弧焊质量实时检测方法及终端
TWI875099B (zh) * 2023-07-25 2025-03-01 成新科技股份有限公司 混合焊接機

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