JPS6081315U - Seal device for swing bearings of construction machinery - Google Patents

Seal device for swing bearings of construction machinery

Info

Publication number
JPS6081315U
JPS6081315U JP1983173033U JP17303383U JPS6081315U JP S6081315 U JPS6081315 U JP S6081315U JP 1983173033 U JP1983173033 U JP 1983173033U JP 17303383 U JP17303383 U JP 17303383U JP S6081315 U JPS6081315 U JP S6081315U
Authority
JP
Japan
Prior art keywords
seal device
construction machinery
swing bearings
race
peripheral surface
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
JP1983173033U
Other languages
Japanese (ja)
Inventor
悟 西村
Original Assignee
株式会社小松製作所
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 by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP1983173033U priority Critical patent/JPS6081315U/en
Publication of JPS6081315U publication Critical patent/JPS6081315U/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2350/00—Machines or articles related to building
    • F16C2350/26—Excavators

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
  • Sealing Devices (AREA)
  • Component Parts Of Construction Machinery (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の建設機械の旋回用軸受のシール装置の縦
断面図、第２図は第１図■部の拡大図、第３図は本考案
−実施例の縦断面図、第４図は第３図■部の拡大図であ
る。 ４はアウタレース、５はインナーレース、９゜１０は上
、下側シール溝、１１はバックアップ部材、１２はシー
ル部材。Fig. 1 is a longitudinal sectional view of a conventional sealing device for a swing bearing of a construction machine, Fig. 2 is an enlarged view of the section ■ in Fig. 1, Fig. 3 is a longitudinal sectional view of the present invention-embodiment, and Fig. 4 is an enlarged view of part ■ in Figure 3. 4 is an outer race, 5 is an inner race, 9° 10 is an upper and lower seal groove, 11 is a backup member, and 12 is a seal member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] インナーレース５の外周部のボール８をはさむ上、下部
に環状の上、下側シール１９．１０を形成し、上、下シ
ール溝９，１０に、アウタレース４の内周面に接するシ
ール部材１２とこのシール部材１２をアウタレース４の
内周面に押しつけるバックアップ部材１１とを設けたこ
とを特徴とする建設機械の旋回用軸受のシール装置。Annular upper and lower seals 19 and 10 are formed at the upper and lower portions of the inner race 5, sandwiching the ball 8 on the outer periphery of the inner race 5, and a seal member 12 that contacts the inner peripheral surface of the outer race 4 is formed in the upper and lower seal grooves 9 and 10. and a backup member 11 for pressing the seal member 12 against the inner peripheral surface of the outer race 4. A sealing device for a swing bearing for a construction machine.
JP1983173033U 1983-11-10 1983-11-10 Seal device for swing bearings of construction machinery Pending JPS6081315U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983173033U JPS6081315U (en) 1983-11-10 1983-11-10 Seal device for swing bearings of construction machinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983173033U JPS6081315U (en) 1983-11-10 1983-11-10 Seal device for swing bearings of construction machinery

Publications (1)

Publication Number Publication Date
JPS6081315U true JPS6081315U (en) 1985-06-05

Family

ID=30377040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983173033U Pending JPS6081315U (en) 1983-11-10 1983-11-10 Seal device for swing bearings of construction machinery

Country Status (1)

Country Link
JP (1) JPS6081315U (en)

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