JPH0454360U - - Google Patents
Info
- Publication number
- JPH0454360U JPH0454360U JP9768190U JP9768190U JPH0454360U JP H0454360 U JPH0454360 U JP H0454360U JP 9768190 U JP9768190 U JP 9768190U JP 9768190 U JP9768190 U JP 9768190U JP H0454360 U JPH0454360 U JP H0454360U
- Authority
- JP
- Japan
- Prior art keywords
- laser
- axial direction
- cylindrical hole
- hardened
- cylinder
- 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
- 230000003287 optical effect Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Heat Treatment Of Articles (AREA)
Description
第１図は本考案の実施例の要部を示す斜視図、
第２図は第１図の筒穴の内面の展開図、第３図は
レーザ焼入部を形成するレーザ焼入装置の一例を
示す概略縦断面図である。
１……シリンダブロツク（シリンダ）、２……
筒穴、２ａ……内面、３……レーザ焼入部、４…
…凹所、５……山部、５ａ……頂部、１１……レ
ーザ発振器、１２……レーザ光線、１３……反射
鏡、１４……レンズ、１５……照射光学系、１６
……回転筒、１６ａ……窓孔、１７……反射鏡、
Ｌ……筒穴の軸線、Ｌ１……光軸、Ｗ１……焼入
幅、Ｗ２……波形の振幅、Ｄ……間隔、Ｐ……ピ
ツチ。
FIG. 1 is a perspective view showing the main parts of an embodiment of the present invention;
FIG. 2 is a developed view of the inner surface of the cylindrical hole shown in FIG. 1, and FIG. 3 is a schematic vertical sectional view showing an example of a laser hardening apparatus for forming a laser hardened portion. 1...Cylinder block (cylinder), 2...
Cylindrical hole, 2a...Inner surface, 3...Laser hardened part, 4...
... Recess, 5 ... Peak, 5a ... Top, 11 ... Laser oscillator, 12 ... Laser beam, 13 ... Reflector, 14 ... Lens, 15 ... Irradiation optical system, 16
... Rotating cylinder, 16a ... Window hole, 17 ... Reflector,
L...Axis of the cylindrical hole, L1 ...Optical axis, W1 ...Quenching width, W2 ...Amplitude of waveform, D...Distance, P...Pitch.
Claims (1)
方向に蛇行する所要幅の螺旋状のレーザ焼入部を
、軸線方向に所定の間隙をおいて連続的に形成し
たことを特徴とする、レーザ焼入処理した内面を
有するシリンダ。 A spiral laser-hardened portion of a required width that is continuous in the circumferential direction and meandering in the axial direction is formed continuously on the inner surface of the cylindrical hole with a predetermined gap in the axial direction. Cylinder with laser hardened inner surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9768190U JPH0454360U (en) | 1990-09-18 | 1990-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9768190U JPH0454360U (en) | 1990-09-18 | 1990-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454360U true JPH0454360U (en) | 1992-05-11 |
Family
ID=31838262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9768190U Pending JPH0454360U (en) | 1990-09-18 | 1990-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454360U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60260769A (en) * | 1984-06-05 | 1985-12-23 | Mitsui Miihanaito Metal Kk | Method of manufacturing cylinder liner |
| JPS6324347B2 (en) * | 1979-02-15 | 1988-05-20 | Terekomyunikashion Rajioerekutoritsuku E Terefuoniku Trt |
-
1990
- 1990-09-18 JP JP9768190U patent/JPH0454360U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6324347B2 (en) * | 1979-02-15 | 1988-05-20 | Terekomyunikashion Rajioerekutoritsuku E Terefuoniku Trt | |
| JPS60260769A (en) * | 1984-06-05 | 1985-12-23 | Mitsui Miihanaito Metal Kk | Method of manufacturing cylinder liner |
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