JPS6455356U - - Google Patents
Info
- Publication number
- JPS6455356U JPS6455356U JP14988687U JP14988687U JPS6455356U JP S6455356 U JPS6455356 U JP S6455356U JP 14988687 U JP14988687 U JP 14988687U JP 14988687 U JP14988687 U JP 14988687U JP S6455356 U JPS6455356 U JP S6455356U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- wormshaft
- screw device
- curvature
- radius
- 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
Landscapes
- Transmission Devices (AREA)
Description
第１図は本考案の一実施例に係るボールねじ装
置を示すもので、第３図の―線に沿う断面図
、第２図は同ボールねじ装置を適用した動力舵取
装置の縦断面図、第３図は同ボールねじ装置の横
断面図、第４図はボールチユーブによるボールの
拾い上げを示す説明図、第５図は従来のボールね
じ装置の横断面図である。
２……ウオームシヤフト、２ａ……ウオームシ
ヤフトのボール溝、４……ボールナツト、４ａ…
…ボールナツトのボール溝、ｒｉ……ウオームシ
ヤフトのボール溝の曲率半径、ｒｅ……ボールナ
ツトのボール溝の曲率半径。
Fig. 1 shows a ball screw device according to an embodiment of the present invention, and Fig. 3 is a sectional view taken along the line - in Fig. 3, and Fig. 2 is a longitudinal sectional view of a power steering device to which the ball screw device is applied. , FIG. 3 is a cross-sectional view of the same ball screw device, FIG. 4 is an explanatory view showing how balls are picked up by the ball tube, and FIG. 5 is a cross-sectional view of the conventional ball screw device. 2... Wormshaft, 2a... Wormshaft ball groove, 4... Ball nut, 4a...
... Ball groove of the ball nut, r i ... Radius of curvature of the ball groove of the wormshaft, r e ... Radius of curvature of the ball groove of the ball nut.
Claims (1)
外周に嵌装されたボールナツトと、これら両者に
それぞれ形成されたボール溝内を転動するボール
とを備えたボールねじ装置において、ウオームシ
ヤフトに形成されたボール溝の曲率半径を、ボー
ルナツトに形成されたボール溝の曲率半径よりも
小さくしたことを特徴とするボールねじ装置。 In a ball screw device that includes a wormshaft, a ball nut fitted around the outer periphery of the wormshaft, and balls that roll in ball grooves formed in both of these, the ball groove formed in the wormshaft is A ball screw device characterized in that the radius of curvature is smaller than the radius of curvature of a ball groove formed in a ball nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14988687U JPS6455356U (en) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14988687U JPS6455356U (en) | 1987-09-30 | 1987-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6455356U true JPS6455356U (en) | 1989-04-05 |
Family
ID=31422525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14988687U Pending JPS6455356U (en) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6455356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014160010A (en) * | 2013-02-20 | 2014-09-04 | Hitachi-Ge Nuclear Energy Ltd | Clearance expansion method of drive screw, and control rod drive mechanism using drive screw |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS506963A (en) * | 1973-05-26 | 1975-01-24 |
-
1987
- 1987-09-30 JP JP14988687U patent/JPS6455356U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS506963A (en) * | 1973-05-26 | 1975-01-24 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014160010A (en) * | 2013-02-20 | 2014-09-04 | Hitachi-Ge Nuclear Energy Ltd | Clearance expansion method of drive screw, and control rod drive mechanism using drive screw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6455356U (en) | ||
| JPS6368555U (en) | ||
| JPH02109053U (en) | ||
| JPS61150002U (en) | ||
| JPS61182451U (en) | ||
| JPS63152771U (en) | ||
| JPS6345253U (en) | ||
| JPH02103528U (en) | ||
| JPS6188870U (en) | ||
| JPH01113657U (en) | ||
| JPH0365045U (en) | ||
| JPS5917360U (en) | ball screw | |
| JPS6228952U (en) | ||
| JPS6453609U (en) | ||
| JPS63115660U (en) | ||
| JPS6241957U (en) | ||
| JPS63178578U (en) | ||
| JPH0274923U (en) | ||
| JPS6433467U (en) | ||
| JPH0443503U (en) | ||
| JPS6451222U (en) | ||
| JPH0171262U (en) | ||
| JPS61101117U (en) | ||
| JPS5863167U (en) | Recycling ball type steering gear box | |
| JPH0195478U (en) |