JPH01152144U - - Google Patents
Info
- Publication number
- JPH01152144U JPH01152144U JP4910588U JP4910588U JPH01152144U JP H01152144 U JPH01152144 U JP H01152144U JP 4910588 U JP4910588 U JP 4910588U JP 4910588 U JP4910588 U JP 4910588U JP H01152144 U JPH01152144 U JP H01152144U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- screw shaft
- screw
- peripheral surface
- rolling groove
- 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.)
- Granted
Links
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 3
- 238000005299 abrasion Methods 0.000 claims 1
- 239000000314 lubricant Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Description
第１図は本考案の一実施例を示すボールねじの
縦断側面図、第２図は第１図の矢視で示す固体
潤滑部材と波状ばねの模式正面図、第３図はボー
ルねじのボール転動溝面に潤滑被膜を形成する従
来方式の潤滑における問題を説明する拡大模式図
である。
図中、１はねじ軸、２はボールナツト、３はボ
ール、７は波状ばね（弾性部材）、８は固体潤滑
部材である。
Fig. 1 is a vertical sectional side view of a ball screw showing an embodiment of the present invention, Fig. 2 is a schematic front view of a solid lubricating member and a wavy spring shown in the direction of the arrow in Fig. 1, and Fig. 3 is a ball screw of the ball screw. FIG. 2 is an enlarged schematic diagram illustrating problems in conventional lubrication that forms a lubricating film on a rolling groove surface. In the figure, 1 is a screw shaft, 2 is a ball nut, 3 is a ball, 7 is a wave spring (elastic member), and 8 is a solid lubricating member.
Claims (1)
と、該ねじ軸のボール転動溝と対応する螺旋状の
ボール転動溝を内周面に有するボールナツトと、
両方のボール転動溝に転動自在に嵌合し前記ねじ
軸とボールナツトの相対螺旋運動時に転動移動す
る多数のボールとを備えたボールねじにおいて、 前記ボールナツトの少なくとも一方の端部側の
内周面に、前記ねじ軸の外周に当接され漸次に生
じる潤滑剤摩耗粉を被潤滑部に供給する固体潤滑
部材と、該固体潤滑部材をねじ軸の外周に押圧す
る弾性部材とを備えたことを特徴とする固体潤滑
ボールねじ。[Claims for Utility Model Registration] A screw shaft having a spiral ball rolling groove on its outer peripheral surface, and a ball nut having a spiral ball rolling groove on its inner peripheral surface corresponding to the ball rolling groove of the screw shaft. ,
A ball screw comprising a plurality of balls that are rotatably fitted into both ball rolling grooves and roll and move during relative helical movement of the screw shaft and the ball nut, the ball screw having an inner surface on at least one end side of the ball nut. A solid lubricating member is provided on the peripheral surface of the screw shaft, and a solid lubricating member that contacts the outer periphery of the screw shaft and gradually generates lubricant abrasion powder is supplied to the lubricated part, and an elastic member that presses the solid lubricating member against the outer periphery of the screw shaft. A solid lubricated ball screw characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988049105U JPH0611436Y2 (en) | 1988-04-12 | 1988-04-12 | Solid lubricated ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988049105U JPH0611436Y2 (en) | 1988-04-12 | 1988-04-12 | Solid lubricated ball screw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01152144U true JPH01152144U (en) | 1989-10-20 |
| JPH0611436Y2 JPH0611436Y2 (en) | 1994-03-23 |
Family
ID=31275223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988049105U Expired - Lifetime JPH0611436Y2 (en) | 1988-04-12 | 1988-04-12 | Solid lubricated ball screw |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0611436Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4396375B2 (en) | 2004-04-21 | 2010-01-13 | 日本精工株式会社 | Ball screw device |
| US12092199B2 (en) * | 2021-08-24 | 2024-09-17 | Harmonic Drive Systems Inc. | Powder lubrication method of strain wave gearing |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0171261U (en) * | 1987-10-30 | 1989-05-12 |
-
1988
- 1988-04-12 JP JP1988049105U patent/JPH0611436Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0171261U (en) * | 1987-10-30 | 1989-05-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0611436Y2 (en) | 1994-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2001132746A (en) | Sliding device | |
| JPH0384414U (en) | ||
| JPH0545882Y2 (en) | ||
| JPH0615150Y2 (en) | Wave gear device with lubrication mechanism | |
| JPS61166229U (en) | ||
| JPH0633935A (en) | Molded bearing | |
| JPH01174629U (en) | ||
| JPH03110214U (en) | ||
| JPH026846U (en) | ||
| JPS6343124Y2 (en) | ||
| JPS6412929U (en) | ||
| JPS59121550U (en) | power transmission device | |
| JPH026818U (en) | ||
| JPH0165424U (en) | ||
| JPH01180165U (en) | ||
| JPS6220769Y2 (en) | ||
| JPS6239021U (en) | ||
| JPH0223854Y2 (en) | ||
| JPH0344227U (en) | ||
| JPH0395536U (en) | ||
| JPS6399062U (en) | ||
| JPH0171261U (en) | ||
| JPH0419939U (en) | ||
| JPS61166230U (en) | ||
| JPH0444523U (en) |