RU2003105229A - METHOD OF LASER WELDING BY FRICTION WITH MIXING - Google Patents

METHOD OF LASER WELDING BY FRICTION WITH MIXING

Info

Publication number
RU2003105229A
RU2003105229A RU2003105229/02A RU2003105229A RU2003105229A RU 2003105229 A RU2003105229 A RU 2003105229A RU 2003105229/02 A RU2003105229/02 A RU 2003105229/02A RU 2003105229 A RU2003105229 A RU 2003105229A RU 2003105229 A RU2003105229 A RU 2003105229A
Authority
RU
Russia
Prior art keywords
side surfaces
laser
probe
laser radiation
welding
Prior art date
Application number
RU2003105229/02A
Other languages
Russian (ru)
Other versions
RU2271908C2 (en
Inventor
Франк ПАЛЬМ
Original Assignee
Эадс Дойчланд Гмбх
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
Priority claimed from DE10036170A external-priority patent/DE10036170C1/en
Application filed by Эадс Дойчланд Гмбх filed Critical Эадс Дойчланд Гмбх
Publication of RU2003105229A publication Critical patent/RU2003105229A/en
Application granted granted Critical
Publication of RU2271908C2 publication Critical patent/RU2271908C2/en

Links

Claims (9)

1. Способ лазерной сварки трением с перемешиванием для соединения деталей (1, 2), включающий прижатие соединяемых боковых поверхностей (1а, 2а) деталей (1, 2) друг к другу, в результате чего образуется зона соединения, перемещение сварочного зонда (5) с вращательным движением вдоль зоны соединения и облучение лежащего перед сварочным зондом (5) материала деталей лазерным излучением (7), так что в результате лазерной энергии и энергии трения между сварочным зондом (5) и деталью (1, 2) материал деталей вдоль зоны соединения пластифицируется и позади сварочного зонда (5) затвердевает, и удаление сварочного зонда (5) из зоны соединения прежде, чем материал детали полностью затвердеет, отличающийся тем, что боковые поверхности (1a, 2a) выполняют таким образом, что в прижатом состоянии они соприкасаются по поверхности (А) детали, направляющей сварочный зонд (5), что в средней зоне (В) вплоть до верхней стороны (С) детали они удалены друг от друга, так что между боковыми поверхностями (1a, 2a) имеется зазор (s) на верхней стороне (С) детали, указывающей в направлении сварочного зонда (5).1. A method of laser friction stir welding for joining parts (1, 2), comprising pressing the joined side surfaces (1a, 2a) of the parts (1, 2) against each other, as a result of which a joint zone is formed, the welding probe is moved (5) with rotational movement along the connection zone and irradiation of the material of the parts lying in front of the welding probe (5) with laser radiation (7), so that as a result of laser energy and friction energy between the welding probe (5) and the part (1, 2) the material of the parts along the connection zone plasticizes and behind weld the internal probe (5) hardens, and removing the welding probe (5) from the joint zone before the material of the part completely hardens, characterized in that the side surfaces (1a, 2a) are made in such a way that they are in contact with each other on the surface (A ) the part guiding the welding probe (5), that in the middle zone (B) up to the upper side (C) of the part they are separated from each other, so that between the side surfaces (1a, 2a) there is a gap (s) on the upper side ( C) a part pointing in the direction of the welding probe (5). 2. Способ по п.1, отличающийся тем, что боковые поверхности (1a, 2a) имеют прямолинейный скос.2. The method according to claim 1, characterized in that the side surfaces (1a, 2a) have a straight bevel. 3. Способ по п.1, отличающийся тем, что боковые поверхности (1a, 2а) скошены в форме параболы или дуги.3. The method according to claim 1, characterized in that the side surfaces (1a, 2a) are beveled in the form of a parabola or arc. 4. Способ по п.1, отличающийся тем, что боковые поверхности (1а, 2а) выполнены таким образом, что образуемый прижатыми друг к другу боковыми поверхностями (1a, 2а) стыковочный профиль имеет форму круга или эллипса, причем между боковыми поверхностями на верхней стороне (С) детали, указывающей в направлении зонда (5), имеется зазор (s).4. The method according to claim 1, characterized in that the side surfaces (1a, 2a) are made in such a way that the docking profile formed by the side surfaces (1a, 2a) pressed against each other has the shape of a circle or an ellipse, between the side surfaces on the top side (C) of the part pointing in the direction of the probe (5) has a gap (s). 5. Способ по п.1, отличающийся тем, что боковые поверхности (1a, 2а) выполнены таким образом, что образуемый прижатыми друг к другу боковыми поверхностями (1а, 2а) стыковочный профиль имеет форму лучевой ловушки.5. The method according to claim 1, characterized in that the side surfaces (1a, 2a) are made in such a way that the docking profile formed by the side surfaces (1a, 2a) pressed against each other has the shape of a beam trap. 6. Способ по п.1, отличающийся тем, что лазерное излучение (7) эмитирует СО2-, Nd-YAG-лазер, полупроводниковый лазер или лазерный диод.6. The method according to claim 1, characterized in that the laser radiation (7) emits a CO 2 -, Nd-YAG laser, a semiconductor laser or a laser diode. 7. Способ по п.1, отличающийся тем, что длина волны лазерного излучения (7) составляет ≤10,6 мкм.7. The method according to claim 1, characterized in that the wavelength of the laser radiation (7) is ≤10.6 μm. 8. Способ по п.1, отличающийся тем, что лазерное излучение (7) фокусируется в виде круга, эллипса, линии или в другой форме, или расфокусируется.8. The method according to claim 1, characterized in that the laser radiation (7) is focused in the form of a circle, ellipse, line or in another form, or defocused. 9. Способ по п.1, отличающийся тем, что лазерное излучение эмитируется в импульсном или непрерывном режиме.9. The method according to claim 1, characterized in that the laser radiation is emitted in a pulsed or continuous mode.
RU2003105229/02A 2000-07-25 2001-07-19 Method for friction welding by means of laser at agitation RU2271908C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10036170.6 2000-07-25
DE10036170A DE10036170C1 (en) 2000-07-25 2000-07-25 Laser-supported friction welding process comprises pressing side surfaces of the workpieces so that they touch the workpiece surface moving away from the welding probe and are spaced in the central region up to the workpiece surface

Publications (2)

Publication Number Publication Date
RU2003105229A true RU2003105229A (en) 2004-08-27
RU2271908C2 RU2271908C2 (en) 2006-03-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003105229/02A RU2271908C2 (en) 2000-07-25 2001-07-19 Method for friction welding by means of laser at agitation

Country Status (8)

Country Link
US (1) US6793118B2 (en)
EP (1) EP1305131B1 (en)
JP (1) JP4928048B2 (en)
CN (1) CN1214889C (en)
CA (1) CA2414946C (en)
DE (2) DE10036170C1 (en)
RU (1) RU2271908C2 (en)
WO (1) WO2002007924A1 (en)

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