JPH0163873U - - Google Patents

Info

Publication number
JPH0163873U
JPH0163873U JP1987159401U JP15940187U JPH0163873U JP H0163873 U JPH0163873 U JP H0163873U JP 1987159401 U JP1987159401 U JP 1987159401U JP 15940187 U JP15940187 U JP 15940187U JP H0163873 U JPH0163873 U JP H0163873U
Authority
JP
Japan
Prior art keywords
shaft
seal
changing
sealing device
temperature sensor
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
Application number
JP1987159401U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987159401U priority Critical patent/JPH0163873U/ja
Publication of JPH0163873U publication Critical patent/JPH0163873U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Auxiliary Devices For Machine Tools (AREA)
  • Turning (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Sealing Devices (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による一実施例の断面図、第２
図及び第３図はそれぞれ本考案による他の一実施
例の断面図、第４図は従来の中ぐり主軸の構造を
表す断面図である。 又、図中の符号で１はボーリング主軸、２は粒
子、２０はオイルシール、２１は流体導通孔、２
２はリツプ、２３は温度センサ、２４は心金、２
５はゴム状弾性体、２６はスプリング、２７は間
座、２８は比較回路、２９は増幅回路、３０は操
作弁、３１は補助リツプである。 Figure 1 is a sectional view of one embodiment of the present invention;
3 and 3 are respectively sectional views of another embodiment of the present invention, and FIG. 4 is a sectional view showing the structure of a conventional boring spindle. Also, in the figures, 1 is the boring spindle, 2 is the particle, 20 is the oil seal, 21 is the fluid passage hole, 2
2 is a lip, 23 is a temperature sensor, 24 is a mandrel, 2
5 is a rubber-like elastic body, 26 is a spring, 27 is a spacer, 28 is a comparison circuit, 29 is an amplifier circuit, 30 is an operating valve, and 31 is an auxiliary lip.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸封装置において、軸の回転数またはシールリ
ツプ近傍に埋め込んだ温度センサーにより検出さ
れた温度に応じて気体乃至液体の圧力を変化させ
ることによりシール部直径を変化させて、軸とシ
ール部の摩擦力を自在に制御し、多目的なシーリ
ングを可能とした軸封装置。 In a shaft sealing device, the friction force between the shaft and the seal is reduced by changing the diameter of the seal by changing the pressure of the gas or liquid according to the rotation speed of the shaft or the temperature detected by a temperature sensor embedded near the seal lip. A shaft sealing device that freely controls and enables versatile sealing.
JP1987159401U 1987-10-20 1987-10-20 Pending JPH0163873U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987159401U JPH0163873U (en) 1987-10-20 1987-10-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987159401U JPH0163873U (en) 1987-10-20 1987-10-20

Publications (1)

Publication Number Publication Date
JPH0163873U true JPH0163873U (en) 1989-04-24

Family

ID=31440582

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987159401U Pending JPH0163873U (en) 1987-10-20 1987-10-20

Country Status (1)

Country Link
JP (1) JPH0163873U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004044465A1 (en) * 2002-11-13 2004-05-27 Kabushiki Kaisha Toshiba Motor generator
JP2010501059A (en) * 2006-08-17 2010-01-14 カーハーエス・アクチエンゲゼルシヤフト Sealing structure for pivot bearing device
JP2011252440A (en) * 2010-06-02 2011-12-15 Mitsubishi Heavy Ind Ltd Method of estimating temperature of honeycomb member and honeycomb member
JP2012215299A (en) * 2011-03-31 2012-11-08 Haldex Brake Corp Smooth bore dynamic center seal for spring brake actuator
JP2015094469A (en) * 2013-11-11 2015-05-18 ゼネラル・エレクトリック・カンパニイ Rotary machine secondary sealing assembly and method of assembling the same

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004044465A1 (en) * 2002-11-13 2004-05-27 Kabushiki Kaisha Toshiba Motor generator
JPWO2004044465A1 (en) * 2002-11-13 2006-03-16 株式会社東芝 Rotating electric machine
JP2010501059A (en) * 2006-08-17 2010-01-14 カーハーエス・アクチエンゲゼルシヤフト Sealing structure for pivot bearing device
JP2011252440A (en) * 2010-06-02 2011-12-15 Mitsubishi Heavy Ind Ltd Method of estimating temperature of honeycomb member and honeycomb member
JP2012215299A (en) * 2011-03-31 2012-11-08 Haldex Brake Corp Smooth bore dynamic center seal for spring brake actuator
JP2015094469A (en) * 2013-11-11 2015-05-18 ゼネラル・エレクトリック・カンパニイ Rotary machine secondary sealing assembly and method of assembling the same

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