JPS6167980U - - Google Patents
Info
- Publication number
- JPS6167980U JPS6167980U JP1984153584U JP15358484U JPS6167980U JP S6167980 U JPS6167980 U JP S6167980U JP 1984153584 U JP1984153584 U JP 1984153584U JP 15358484 U JP15358484 U JP 15358484U JP S6167980 U JPS6167980 U JP S6167980U
- Authority
- JP
- Japan
- Prior art keywords
- laser
- lens
- condensing
- reflective mirror
- welding
- 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.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
Description
第１図および第２図は、本考案の一実施例を示
し、第１図は縦断面図、第２図は外観図である。
また。第３図および第５図は、溶接速度に対する
溶接部硬度を示す図、第４図は、冷却速度に対す
る溶接部硬度を示す図、第６図は、薄鋼板におけ
る硬度に対する伸び率を示す図である。
１０……レーザトーチ筒、２０……集光レンズ
、３０……副ノズル、４０……反射鏡、５０……
凹面鏡（集光手段）、６０……薄鋼板（母材）、
６１……溶接部、６２……集光位置（後方位置）
、７０……レーザ光、７１……主ビーム、７２…
…副ビーム（レーザ光の一部）。
1 and 2 show an embodiment of the present invention, with FIG. 1 being a longitudinal sectional view and FIG. 2 being an external view.
Also. Figures 3 and 5 are graphs showing weld hardness versus welding speed, Figure 4 is a graph showing weld hardness versus cooling rate, and Figure 6 is a graph showing elongation rate versus hardness in a thin steel plate. be. 10...Laser torch tube, 20...Condensing lens, 30...Subnozzle, 40...Reflector, 50...
Concave mirror (concentrating means), 60... thin steel plate (base material),
61...Welding part, 62...Concentration position (rear position)
, 70... Laser light, 71... Main beam, 72...
...Sub-beam (part of the laser beam).
Claims (1)
レンズを備えるレーザ溶接トーチにおいて、 レンズより光源側で、レーザ光の一部をレンズ
の側方に向けて反射する反射鏡と、 その反射鏡で反射されたレーザ光を前記溶接部
の前方または後方位置に向けて集光する集光手段
と、 を設けたことを特徴とするレーザ溶接トーチ。[Scope of Claim for Utility Model Registration] In a laser welding torch equipped with a condensing lens for condensing laser light toward a welding part, on the light source side of the lens, part of the laser beam is directed to the side of the lens. A laser welding torch comprising: a reflective mirror; and a condensing means that condenses laser light reflected by the reflective mirror toward a position in front or behind the welding part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984153584U JPS6167980U (en) | 1984-10-10 | 1984-10-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984153584U JPS6167980U (en) | 1984-10-10 | 1984-10-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6167980U true JPS6167980U (en) | 1986-05-09 |
Family
ID=30711598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984153584U Pending JPS6167980U (en) | 1984-10-10 | 1984-10-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6167980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02295686A (en) * | 1989-05-08 | 1990-12-06 | Amada Co Ltd | Laser beam welding method and laser beam machining head used for the method |
| JP2002059286A (en) * | 2000-08-10 | 2002-02-26 | Mitsubishi Heavy Ind Ltd | Laser beam machining head and laser beam machining device provided with the same |
-
1984
- 1984-10-10 JP JP1984153584U patent/JPS6167980U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02295686A (en) * | 1989-05-08 | 1990-12-06 | Amada Co Ltd | Laser beam welding method and laser beam machining head used for the method |
| JP2002059286A (en) * | 2000-08-10 | 2002-02-26 | Mitsubishi Heavy Ind Ltd | Laser beam machining head and laser beam machining device provided with the same |
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