JPS6360080U - - Google Patents
Info
- Publication number
- JPS6360080U JPS6360080U JP15281386U JP15281386U JPS6360080U JP S6360080 U JPS6360080 U JP S6360080U JP 15281386 U JP15281386 U JP 15281386U JP 15281386 U JP15281386 U JP 15281386U JP S6360080 U JPS6360080 U JP S6360080U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- chamber
- cam
- oil seal
- pump case
- 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
- 239000003921 oil Substances 0.000 claims 11
- 230000001050 lubricating effect Effects 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
Landscapes
- Reciprocating Pumps (AREA)
Description
図面は本考案の一実施例を示すもので、第１図
は本考案装置を備えたカム式プランジヤポンプの
縦断側面図、第２図は、第１図―線断面図、
第３，４図はカム部材の変形例を示すもので、第
３図はその正面図、第４図は、第３図―線に
沿う断面図、第５，６図はカム部材の他の変形例
を示すもので、第５図はその正面図、第６図は、
第５図―線断面図である。
Ｃ……オイル室、Ｐ……オイル循環通路、１…
…ポンプケース、６……カム部材、６１……カム
面、７……軸受孔、８……プランジヤ、１２……
オイルシール室、１３……オイルシール、１５…
…入口通路、１７……出口通路。
The drawings show one embodiment of the present invention, in which Fig. 1 is a vertical sectional side view of a cam-type plunger pump equipped with the device of the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1,
Figures 3 and 4 show modified examples of the cam member, Figure 3 is a front view thereof, Figure 4 is a sectional view taken along the line of Figure 3, and Figures 5 and 6 are other examples of the cam member. Fig. 5 shows a front view of the modification, and Fig. 6 shows a modification.
FIG. 5 is a line sectional view. C...Oil chamber, P...Oil circulation passage, 1...
...Pump case, 6...Cam member, 6 1 ...Cam surface, 7...Bearing hole, 8...Plunger, 12...
Oil seal chamber, 13...Oil seal, 15...
...Entrance passage, 17...Exit passage.
Claims (1)
ランジヤ８をそれぞれ摺動自在に支承し、それら
のプランジヤ８の一端を、前記ポンプケース１内
に形成したオイル室Ｃ内に突出させて該室Ｃ内に
設けられるカム部材６のカム面６１に弾圧させ、
該カム部材６の回転駆動により前記複数のプラン
ジヤ８を往復駆動できるようにした、カム式プラ
ンジヤポンプにおいて、前記軸受孔７の一側にオ
イルシール室１２を設け、該オイルシール室１２
内に、前記軸受孔７とプランジヤ８間からの潤滑
オイルの漏出を防止するオイルシール１３を設け
、さらに前記ポンプケース１の壁部には前記オイ
ル室Ｃと前記オイルシール室１２間を循環させる
オイル循環通路Ｐを設け、このオイル循環通路Ｐ
の入口通路１５はオイル室Ｃの周壁近傍部に、ま
たその出口通路１７はオイル室Ｃの中央部に、そ
れぞれ開口させたことを特徴とするカム式プラン
ジヤポンプにおける潤滑装置。 Plungers 8 are slidably supported in a plurality of bearing holes 7 formed in the pump case 1, and one ends of the plungers 8 are made to protrude into an oil chamber C formed in the pump case 1. The cam surface 61 of the cam member 6 provided therein is pressed against the
In the cam-type plunger pump, in which the plurality of plungers 8 can be reciprocated by the rotational drive of the cam member 6, an oil seal chamber 12 is provided on one side of the bearing hole 7, and the oil seal chamber 12
An oil seal 13 is provided inside the pump case 1 to prevent lubricating oil from leaking between the bearing hole 7 and the plunger 8, and the oil seal 13 is provided on the wall of the pump case 1 to allow circulation between the oil chamber C and the oil seal chamber 12. An oil circulation passage P is provided, and this oil circulation passage P
A lubricating device for a cam-type plunger pump, characterized in that an inlet passage 15 is opened in the vicinity of the peripheral wall of the oil chamber C, and an outlet passage 17 is opened in the central part of the oil chamber C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15281386U JPS6360080U (en) | 1986-10-03 | 1986-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15281386U JPS6360080U (en) | 1986-10-03 | 1986-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6360080U true JPS6360080U (en) | 1988-04-21 |
Family
ID=31071132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15281386U Pending JPS6360080U (en) | 1986-10-03 | 1986-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6360080U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5211681U (en) * | 1975-07-15 | 1977-01-27 | ||
| JPS5522202U (en) * | 1978-06-26 | 1980-02-13 | ||
| JPS5696180A (en) * | 1979-11-21 | 1981-08-04 | Ifield Eng Pty | Oil pressure device |
-
1986
- 1986-10-03 JP JP15281386U patent/JPS6360080U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5211681U (en) * | 1975-07-15 | 1977-01-27 | ||
| JPS5522202U (en) * | 1978-06-26 | 1980-02-13 | ||
| JPS5696180A (en) * | 1979-11-21 | 1981-08-04 | Ifield Eng Pty | Oil pressure device |
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