JPS61193164U - - Google Patents
Info
- Publication number
- JPS61193164U JPS61193164U JP7709185U JP7709185U JPS61193164U JP S61193164 U JPS61193164 U JP S61193164U JP 7709185 U JP7709185 U JP 7709185U JP 7709185 U JP7709185 U JP 7709185U JP S61193164 U JPS61193164 U JP S61193164U
- Authority
- JP
- Japan
- Prior art keywords
- swing bearing
- construction machine
- support structure
- grooves
- surface side
- 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
- 238000010276 construction Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 3
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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/783—Details of the sealing or parts thereof, e.g. geometry, material of the mounting region
-
- 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)
- Component Parts Of Construction Machinery (AREA)
Description
第１図は本考案の建設機械における旋回軸受の
シール支持構造の一実施例を示す断面図、第２図
は一般的な油圧シヨベルを示す側面図、第３図は
従来の建設機械における旋回軸受のシール支持構
造を示す断面図、第４図は第３図のＡ部拡大図で
ある。
２０……シール、２１……内輪、２２……溝、
２４……外輪、２５……突起部。
Fig. 1 is a sectional view showing an example of the seal support structure for a swing bearing in a construction machine of the present invention, Fig. 2 is a side view showing a general hydraulic excavator, and Fig. 3 is a swing bearing in a conventional construction machine. FIG. 4 is an enlarged view of section A in FIG. 3. 20...Seal, 21...Inner ring, 22...Groove,
24...Outer ring, 25...Protrusion.
Claims (1)
面側に溝を形成し、その溝にシールを嵌め込んで
いる建設機械における旋回軸受のシール支持構造
において、前記溝の周壁部を溝の内側方向に塑性
変形させて突起部を形成し、その突起部によつて
前記シールを挾み込ませたことを特徴とする建設
機械における旋回軸受のシール支持構造。 In a seal support structure for a swing bearing in a construction machine in which grooves are formed on the outer peripheral surface side of the inner ring and the inner peripheral surface side of the outer ring of the swing bearing, and seals are fitted into the grooves, the peripheral wall of the groove is 1. A seal support structure for a swing bearing in a construction machine, characterized in that a protrusion is formed by plastic deformation inward, and the seal is sandwiched between the protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7709185U JPS61193164U (en) | 1985-05-25 | 1985-05-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7709185U JPS61193164U (en) | 1985-05-25 | 1985-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61193164U true JPS61193164U (en) | 1986-12-01 |
Family
ID=30619837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7709185U Pending JPS61193164U (en) | 1985-05-25 | 1985-05-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61193164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013148146A (en) * | 2012-01-19 | 2013-08-01 | Ntn Corp | Seal structure of turning bearing and turning bearing |
-
1985
- 1985-05-25 JP JP7709185U patent/JPS61193164U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013148146A (en) * | 2012-01-19 | 2013-08-01 | Ntn Corp | Seal structure of turning bearing and turning bearing |