JPH0169961U - - Google Patents
Info
- Publication number
- JPH0169961U JPH0169961U JP1987166347U JP16634787U JPH0169961U JP H0169961 U JPH0169961 U JP H0169961U JP 1987166347 U JP1987166347 U JP 1987166347U JP 16634787 U JP16634787 U JP 16634787U JP H0169961 U JPH0169961 U JP H0169961U
- Authority
- JP
- Japan
- Prior art keywords
- balls
- thread groove
- ball screw
- nut
- screw shaft
- 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
- 239000000919 ceramic Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Description
第１図は本考案のボールねじの一実施例を示す
断面図、第２図は上記ボールねじの寿命試験に用
いられる試料の斜視図、第３図は上記の試料を用
いた試験状態の説明図、第４図は上記ボールねじ
の評価試験の説明図である。
１……ねじ軸、２，４……ねじ溝、３……ナツ
ト、５……ねじ状空間、６……ボール、７……保
持器。
Fig. 1 is a sectional view showing an embodiment of the ball screw of the present invention, Fig. 2 is a perspective view of a sample used in the life test of the above ball screw, and Fig. 3 is an explanation of the test conditions using the above sample. 4 are explanatory diagrams of the evaluation test of the ball screw described above. 1... Screw shaft, 2, 4... Thread groove, 3... Nut, 5... Threaded space, 6... Ball, 7... Cage.
Claims (1)
されるねじ状空間に多数のボールを収容したボー
ルねじにおいて、ねじ軸およびナツトを金属で形
成する一方、ボールをセラミツクで形成したこと
を特徴とするボールねじ。 In a ball screw that accommodates a large number of balls in a threaded space consisting of a thread groove on the screw shaft side and a thread groove on the nut side, the screw shaft and nut are made of metal, while the balls are made of ceramic. Characteristic ball screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987166347U JPH0169961U (en) | 1987-10-30 | 1987-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987166347U JPH0169961U (en) | 1987-10-30 | 1987-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0169961U true JPH0169961U (en) | 1989-05-10 |
Family
ID=31453646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987166347U Pending JPH0169961U (en) | 1987-10-30 | 1987-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0169961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011129300A (en) * | 2009-12-16 | 2011-06-30 | Mitsubishi Electric Corp | Thermal switch |
-
1987
- 1987-10-30 JP JP1987166347U patent/JPH0169961U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011129300A (en) * | 2009-12-16 | 2011-06-30 | Mitsubishi Electric Corp | Thermal switch |
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