JPS6286549U - - Google Patents
Info
- Publication number
- JPS6286549U JPS6286549U JP17825185U JP17825185U JPS6286549U JP S6286549 U JPS6286549 U JP S6286549U JP 17825185 U JP17825185 U JP 17825185U JP 17825185 U JP17825185 U JP 17825185U JP S6286549 U JPS6286549 U JP S6286549U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- needle valve
- fuel injection
- valve
- injection valve
- 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
- 239000000446 fuel Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は第１図における連結具部分のＡ矢視図、第３
図は保護カバーを装着した燃料噴射弁先端部の拡
大図を示す。
１……燃料噴射弁、２……ノズルボデイ、３…
…ニードルバルブ先端部、１２……ホルダ、１２
ａ……ガイド孔、１３……センサ、１４……シリ
ンダ、１６……連結具、２１，２２……コイルス
プリング、２７……高周波発振器、２８……比較
器、２９……表示装置。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is a view from arrow A of the connector part in Figure 1.
The figure shows an enlarged view of the tip of the fuel injector with a protective cover attached. 1...Fuel injection valve, 2...Nozzle body, 3...
...Needle valve tip, 12...Holder, 12
a... Guide hole, 13... Sensor, 14... Cylinder, 16... Connector, 21, 22... Coil spring, 27... High frequency oscillator, 28... Comparator, 29... Display device.
Claims (1)
ードルバルブ先端部の破損を検査する装置であつ
て、前記燃料噴射弁を固定保持するホルダと、該
ホルダに保持された燃料噴射弁のニードルバルブ
先端部に対して、軸心を当該ニードルバルブ軸心
と略一致させて対向配置され被検査物体との距離
に応じた出力を発するセンサ部と、該センサ部先
端をニードルバルブ先端部位置に対して一定の距
離まで近接移動させるシリンダと、センサ部の出
力値に基づいてニードルバルブ先端部が破損して
いるか否かを判定する判定手段とを備えたことを
特徴とする燃料噴射弁におけるニードルバルブの
先端破損検査装置。 A device for inspecting the tip of a needle valve protruding from the tip of a nozzle body of a fuel injection valve for damage, the device comprising a holder for fixedly holding the fuel injection valve, and a tip of the needle valve of the fuel injection valve held by the holder. a sensor unit that is arranged facing the needle valve with its axis substantially aligned with the axis of the needle valve and emits an output according to the distance to the object to be inspected; A needle valve tip breakage inspection in a fuel injection valve, comprising: a cylinder that is moved close to the needle valve tip; and a determining means that judges whether the needle valve tip is damaged based on an output value of a sensor section. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17825185U JPS6286549U (en) | 1985-11-21 | 1985-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17825185U JPS6286549U (en) | 1985-11-21 | 1985-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6286549U true JPS6286549U (en) | 1987-06-02 |
Family
ID=31120209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17825185U Pending JPS6286549U (en) | 1985-11-21 | 1985-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6286549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102165653B1 (en) * | 2019-04-30 | 2020-10-14 | 이연근 | Valve measuring equipment |
-
1985
- 1985-11-21 JP JP17825185U patent/JPS6286549U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102165653B1 (en) * | 2019-04-30 | 2020-10-14 | 이연근 | Valve measuring equipment |
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