JPS61172249U - - Google Patents
Info
- Publication number
- JPS61172249U JPS61172249U JP5557585U JP5557585U JPS61172249U JP S61172249 U JPS61172249 U JP S61172249U JP 5557585 U JP5557585 U JP 5557585U JP 5557585 U JP5557585 U JP 5557585U JP S61172249 U JPS61172249 U JP S61172249U
- Authority
- JP
- Japan
- Prior art keywords
- ball screw
- fixed
- screw
- nut
- movable
- 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
Description
第１図は、この考案の一実施例の要部を断面し
たもので、第２図は従来例を示す。
１……機台、７，７′，１１……ナツト、８…
…固定ボールねじ、９……移動ボールねじ、１２
……移動体、１３……駆動装置。
FIG. 1 is a sectional view of a main part of an embodiment of this invention, and FIG. 2 shows a conventional example. 1... Machine base, 7, 7', 11... Natsu, 8...
...Fixed ball screw, 9...Movable ball screw, 12
...Moving body, 13...Drive device.
Claims (1)
ールねじに螺合するナツトと、該ナツトと一体で
前記固定ボールねじを嵌挿する移動ボールねじと
、該移動ボールねじに螺合し移動体に固着するナ
ツトと、前記固定ボールねじに螺合するナツトを
回転駆動する駆動装置とからなり、前記固定ボー
ルねじと、移動ボールねじとのねじリードを異に
したことを特徴とする差動ボールねじユニツト。 A fixed ball screw fixed to a machine base, a nut screwed onto the fixed ball screw, a movable ball screw integrated with the nut into which the fixed ball screw is inserted, and a movable body screwed onto the movable ball screw. A differential ball comprising a nut fixed to the fixed ball screw, and a drive device for rotationally driving the nut screwed into the fixed ball screw, and characterized in that the fixed ball screw and the movable ball screw have different screw leads. screw unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5557585U JPS61172249U (en) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5557585U JPS61172249U (en) | 1985-04-15 | 1985-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61172249U true JPS61172249U (en) | 1986-10-25 |
Family
ID=30578376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5557585U Pending JPS61172249U (en) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61172249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008175326A (en) * | 2007-01-19 | 2008-07-31 | Honda Motor Co Ltd | Actuator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5324959A (en) * | 1976-08-20 | 1978-03-08 | Eisuke Wakayama | Differential screw |
-
1985
- 1985-04-15 JP JP5557585U patent/JPS61172249U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5324959A (en) * | 1976-08-20 | 1978-03-08 | Eisuke Wakayama | Differential screw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008175326A (en) * | 2007-01-19 | 2008-07-31 | Honda Motor Co Ltd | Actuator |