JPS6345205U - - Google Patents
Info
- Publication number
- JPS6345205U JPS6345205U JP3910187U JP3910187U JPS6345205U JP S6345205 U JPS6345205 U JP S6345205U JP 3910187 U JP3910187 U JP 3910187U JP 3910187 U JP3910187 U JP 3910187U JP S6345205 U JPS6345205 U JP S6345205U
- Authority
- JP
- Japan
- Prior art keywords
- press
- main body
- diameter
- length
- metal material
- 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
- 239000007769 metal material Substances 0.000 claims 3
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Buffer Packaging (AREA)
- Pipe Accessories (AREA)
- Fluid-Pressure Circuits (AREA)
Description
第１図は公知に係る圧入式盲栓の斜視図、第２
図は本考案の一実施例に係る圧入式盲栓、および
流体圧回路形成部材の通路穴を示す図、第３図は
前記盲栓の外径ｄと比ｌ１／ｄ，ｌ／ｄとの関係
を示すグラフ、第４図は前記盲栓の外径ｄと締め
代２δとの関係を示すグラフ、第５図は前記盲栓
の締め代率εを示すグラフ、第６図は前記盲栓を
通路穴に圧入する場合に必要な荷重Ｆ、盲栓圧入
面に作用する圧力Ｐｃ、通路穴内周に生ずる最大
円周応力σｔｍａｘを示すグラフ、第７図は前記
盲栓を通路穴に圧入した状態での応力分布を示す
概略図、第８図は前記圧入された盲栓の抜け抗力
、および流体圧１００Kg／cm2で作用する荷重ｃ
を示すグラフである。
１０…盲栓、１２…主胴部、１４…円筒部、１
６…小径端、１８…面取り部、２０…大径端、２
２…面取り部、２４…流体圧回路形成部材、２６
…通路穴。
Fig. 1 is a perspective view of a known press-fit blind plug;
The figure shows a press-fit blind plug according to an embodiment of the present invention and a passage hole of a fluid pressure circuit forming member, and FIG. 3 shows the outer diameter d of the blind plug and the ratio l 1 /d, l/d 4 is a graph showing the relationship between the outer diameter d of the blind plug and the tightening margin 2δ, FIG. 5 is a graph showing the tightening margin ratio ε of the blind plug, and FIG. A graph showing the load F required when press-fitting a plug into a passage hole, the pressure Pc acting on the blind plug press-fitting surface, and the maximum circumferential stress σtmax generated on the inner periphery of the passage hole. Figure 8 is a schematic diagram showing the stress distribution in the state in which the press-fitted blind plug is pulled out and the load c acting at a fluid pressure of 100 kg/ cm2 .
This is a graph showing. 10...Blind plug, 12...Main body part, 14...Cylindrical part, 1
6... Small diameter end, 18... Chamfered portion, 20... Large diameter end, 2
2... Chamfered portion, 24... Fluid pressure circuit forming member, 26
...passage hole.
Claims (1)
該主胴部に連なる円筒部とより成り、軟質金属材
料製部材に形成された油圧回路または水圧回路の
通路穴を閉塞する軟質金属材料製圧入式盲栓であ
つて、 Ａｌ，Ｍｇおよびそれ等を主成分とする合金よ
り成る群から選ばれた材料で形成され、その円筒
部径をｄ、主胴部長をｌ２、円筒部長をｌ３、有
効圧入部長をｌ１（＝ｌ２＋ｌ３）、初期嵌合長
をｌ４、盲栓を圧入すべき通路穴径をＤ、締め代
を２δ（＝ｄ−Ｄ）とするとき、下記関係式 を満足することを特徴とする軟質金属材料製圧入
式盲栓。[Claims for Utility Model Registration] A hydraulic circuit or hydraulic circuit formed in a member made of a soft metal material, comprising at least a truncated conical main body and a cylindrical part connected to the main body on the large diameter side. A press-fit blind plug made of a soft metal material that closes a passage hole, and is made of a material selected from the group consisting of Al, Mg, and alloys containing these as main components, and the diameter of the cylindrical part is d, and the diameter of the main body is d. The length is l 2 , the cylindrical length is l 3 , the effective press-fitting length is l 1 (=l 2 + l 3 ), the initial fitting length is l 4 , the diameter of the passage hole into which the blind plug is to be press-fitted is D, and the interference is 2δ ( =d-D), a press-fit blind stopper made of a soft metal material, characterized in that it satisfies the following relational expression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3910187U JPS6345205U (en) | 1987-03-19 | 1987-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3910187U JPS6345205U (en) | 1987-03-19 | 1987-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6345205U true JPS6345205U (en) | 1988-03-26 |
Family
ID=30851964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3910187U Pending JPS6345205U (en) | 1987-03-19 | 1987-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6345205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1123408A (en) * | 1997-07-09 | 1999-01-29 | Mitsui Chem Inc | Airtightness or water-pressure testing method of resin piping system and blinding plug used therein |
| JP2016070169A (en) * | 2014-09-30 | 2016-05-09 | 株式会社オティックス | Fuel delivery pipe |
-
1987
- 1987-03-19 JP JP3910187U patent/JPS6345205U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1123408A (en) * | 1997-07-09 | 1999-01-29 | Mitsui Chem Inc | Airtightness or water-pressure testing method of resin piping system and blinding plug used therein |
| JP2016070169A (en) * | 2014-09-30 | 2016-05-09 | 株式会社オティックス | Fuel delivery pipe |
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