JPS63190348U - - Google Patents
Info
- Publication number
- JPS63190348U JPS63190348U JP1987080019U JP8001987U JPS63190348U JP S63190348 U JPS63190348 U JP S63190348U JP 1987080019 U JP1987080019 U JP 1987080019U JP 8001987 U JP8001987 U JP 8001987U JP S63190348 U JPS63190348 U JP S63190348U
- Authority
- JP
- Japan
- Prior art keywords
- circumferential surface
- ring
- seal
- fitted
- mounting structure
- 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 1
- 238000010586 diagram Methods 0.000 description 1
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
- F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
- F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
- F16C33/7853—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with one or more sealing lips to contact the inner race
-
- 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図は本考案の旋回軸受のシール取付構造の
一実施例を示す断面図、第２図は一般適な油圧シ
ヨベルを示す側面図、第３図は従来の旋回軸受の
シール取付構造を示す断面図、第４図は第３図の
Ａ部拡大図である。
３０……旋回軸受、３１……外輪、３２……内
輪、３６，３７……シール、３８，４１……溝、
３９，４２……リツプ部、４０……小径面、４３
……大径面。
Fig. 1 is a sectional view showing an embodiment of the seal mounting structure for a swing bearing of the present invention, Fig. 2 is a side view showing a general hydraulic excavator, and Fig. 3 is a diagram showing a conventional seal mounting structure for a swing bearing. The sectional view, FIG. 4, is an enlarged view of section A in FIG. 3. 30...Swivel bearing, 31...Outer ring, 32...Inner ring, 36, 37...Seal, 38, 41...Groove,
39, 42...Rip portion, 40...Small diameter surface, 43
...Large diameter surface.
Claims (1)
側および、外輪の内周面側に溝を形成し、その溝
にシールを嵌め込んでいる旋回軸受のシール取付
構造において、前記内輪の外周面側の溝に篏め込
まれたシールのリツプ部を外輪の内周面に接触さ
せ、前記外輪の内周面側の溝に篏め込まれたシー
ルのリツプ部を内輪の外周面に接触させたことを
特徴とする旋回軸受のシール取付構造。 In a seal mounting structure for a swing bearing that is installed in a construction machine and has grooves formed on the outer circumferential surface side of an inner ring of the swing bearing and on the inner circumferential surface side of an outer ring, and seals are fitted into the grooves, the outer circumferential surface of the inner ring The lip part of the seal fitted in the groove on the side is brought into contact with the inner circumferential surface of the outer ring, and the lip part of the seal fitted in the groove on the inner circumferential side of the outer ring is brought into contact with the outer circumferential surface of the inner ring. Seal mounting structure for slewing bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987080019U JPS63190348U (en) | 1987-05-28 | 1987-05-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987080019U JPS63190348U (en) | 1987-05-28 | 1987-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63190348U true JPS63190348U (en) | 1988-12-07 |
Family
ID=30930441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987080019U Pending JPS63190348U (en) | 1987-05-28 | 1987-05-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63190348U (en) |
-
1987
- 1987-05-28 JP JP1987080019U patent/JPS63190348U/ja active Pending