JPS6420986U - - Google Patents
Info
- Publication number
- JPS6420986U JPS6420986U JP1987114265U JP11426587U JPS6420986U JP S6420986 U JPS6420986 U JP S6420986U JP 1987114265 U JP1987114265 U JP 1987114265U JP 11426587 U JP11426587 U JP 11426587U JP S6420986 U JPS6420986 U JP S6420986U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- electrode
- processing machine
- laser processing
- electrodes
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Description
第１図は本考案のノズルを備えたレーザ加工機
のヘツド部分を示す断面図、第２図は同上ノズル
の断面図、第３図は同上ノズル先端部の拡大断面
図、第４図は本考案のノズルの変形例を示す分解
断面図、第５図は同上ノズルの断面図、第６図は
同上ノズル先端部の拡大断面図、第７図はギヤツ
プ量検出の他の方法を示すブロツク図、第８図は
この場合の第１電極からの電気力線を示す模式図
、第９図は第１電極と同電位の第２電極がない場
合の第１電極からの電気力線を示す模式図である
。
９，９′……ノズル、Ｄ……第１電極、Ｅ……
絶縁部、Ｆ……第２電極、Ｗ……ワーク。
Fig. 1 is a sectional view showing the head of a laser processing machine equipped with the nozzle of the present invention, Fig. 2 is a sectional view of the same nozzle, Fig. 3 is an enlarged sectional view of the tip of the same nozzle, and Fig. 4 is the main part of the laser processing machine. FIG. 5 is an exploded sectional view showing a modified example of the invented nozzle, FIG. 5 is a sectional view of the nozzle, FIG. 6 is an enlarged sectional view of the tip of the nozzle, and FIG. 7 is a block diagram showing another method for detecting the gap amount. , Fig. 8 is a schematic diagram showing the lines of electric force from the first electrode in this case, and Fig. 9 is a schematic diagram showing the lines of electric force from the first electrode when there is no second electrode with the same potential as the first electrode. It is a diagram. 9,9'... Nozzle, D... First electrode, E...
Insulating part, F...second electrode, W...work.
Claims (1)
て設けられノズル先端とワークとの間の電磁的容
量を検出するための第１電極と、ノズル外周側面
に設けられ上記第１電極の側面部とワーク間を電
磁的に遮閉するための第２電極と、上記第１電極
と第２電極との間に介在され両電極間を電磁的に
絶縁するための絶縁部とからなるレーザ加工機の
ノズルにおいて、上記第２電極の下端縁がノズル
先端面での第１電極より上記絶縁部を介して上方
に位置するように形成したことを特徴とするレー
ザ加工機のノズル。 (2) 上記絶縁部の下端面が第１電極に覆われて
いることを特徴とする実用新案登録請求の範囲第
１項記載のレーザ加工機のノズル。[Claims for Utility Model Registration] (1) A first electrode provided continuously from the inner circumferential side of the nozzle to the nozzle tip surface for detecting electromagnetic capacitance between the nozzle tip and the workpiece; a second electrode provided for electromagnetically shielding between the side surface of the first electrode and the work; and a second electrode interposed between the first and second electrodes for electromagnetically insulating the two electrodes. In the nozzle for a laser processing machine, the lower edge of the second electrode is located above the first electrode at the tip surface of the nozzle through the insulating part. Processing machine nozzle. (2) The nozzle for a laser processing machine according to claim 1, wherein the lower end surface of the insulating portion is covered with a first electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987114265U JPH0324300Y2 (en) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987114265U JPH0324300Y2 (en) | 1987-07-24 | 1987-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6420986U true JPS6420986U (en) | 1989-02-01 |
| JPH0324300Y2 JPH0324300Y2 (en) | 1991-05-27 |
Family
ID=31354852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987114265U Expired JPH0324300Y2 (en) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0324300Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014006207A (en) * | 2012-06-26 | 2014-01-16 | Asahi Sunac Corp | Charge quantity measuring method of dispersed droplet, charge quantity measuring devise thereof, and charge quantity controller thereof using the same method and device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61182880A (en) * | 1985-02-08 | 1986-08-15 | ゲーエーテー・ゲゼルシャフト・フューア・エレクトロニクテクノロギー・ミット・ベシュレンクテル・ハフツンク | Measuring device with capacity type measuring electrode |
-
1987
- 1987-07-24 JP JP1987114265U patent/JPH0324300Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61182880A (en) * | 1985-02-08 | 1986-08-15 | ゲーエーテー・ゲゼルシャフト・フューア・エレクトロニクテクノロギー・ミット・ベシュレンクテル・ハフツンク | Measuring device with capacity type measuring electrode |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014006207A (en) * | 2012-06-26 | 2014-01-16 | Asahi Sunac Corp | Charge quantity measuring method of dispersed droplet, charge quantity measuring devise thereof, and charge quantity controller thereof using the same method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0324300Y2 (en) | 1991-05-27 |
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