JPS63126392U - - Google Patents
Info
- Publication number
- JPS63126392U JPS63126392U JP1987016791U JP1679187U JPS63126392U JP S63126392 U JPS63126392 U JP S63126392U JP 1987016791 U JP1987016791 U JP 1987016791U JP 1679187 U JP1679187 U JP 1679187U JP S63126392 U JPS63126392 U JP S63126392U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- pinion
- lip
- stepped portion
- rotating
- 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
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 2
- 238000005461 lubrication Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
-
- 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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
- F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
- F16C23/086—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface forming a track for rolling elements
Landscapes
- Gear Transmission (AREA)
- Component Parts Of Construction Machinery (AREA)
- Jib Cranes (AREA)
Description
第１図はこの考案にかかる旋回減速機の要部断
面図、第２図は上部旋回式建設・荷役作業用機械
の側面図、第３図は旋回装置の構成を示す斜視図
、第４図は従来技術第１実施例の要部断面図、第
５図は従来技術第２実施例の要部断面図である。 ２……旋回軸受、５，５′……旋回減速機、６
，６′……ピニオン、９……内歯歯車、１１……
油槽、１５，１５′……リテーナ、１６，１６′
……シール用カラ、１９……リツプ形シール、１
９′……隔壁円板。
面図、第２図は上部旋回式建設・荷役作業用機械
の側面図、第３図は旋回装置の構成を示す斜視図
、第４図は従来技術第１実施例の要部断面図、第
５図は従来技術第２実施例の要部断面図である。 ２……旋回軸受、５，５′……旋回減速機、６
，６′……ピニオン、９……内歯歯車、１１……
油槽、１５，１５′……リテーナ、１６，１６′
……シール用カラ、１９……リツプ形シール、１
９′……隔壁円板。
Claims (1)
- 下部走行体に対して上部旋回体を旋回可能に設
け、その上部旋回体に設置した旋回減速機のピニ
オンと下部走行体側歯車とを歯面潤滑用油槽内で
噛み合わせ、上記ピニオンの回転力により上部旋
回体を旋回させる構造の旋回装置において、上記
ピニオン上面に対接するシール用カラの下端外周
部に全周にわたる切欠段付部を設け、一方、オイ
ルシール保持用リテーナのオイルシール嵌着部下
方の内径部にリツプ形シールを設けるとともに、
そのリツプ形シールのリツプ先端部を上記シール
用カラの切欠段付部の段付面へ接触させて構成し
たことを特徴とする旋回体用の旋回減速機。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987016791U JPS63126392U (ja) | 1987-02-06 | 1987-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987016791U JPS63126392U (ja) | 1987-02-06 | 1987-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63126392U true JPS63126392U (ja) | 1988-08-18 |
Family
ID=30808964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987016791U Pending JPS63126392U (ja) | 1987-02-06 | 1987-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63126392U (ja) |
-
1987
- 1987-02-06 JP JP1987016791U patent/JPS63126392U/ja active Pending