JPH037558U - - Google Patents
Info
- Publication number
- JPH037558U JPH037558U JP6796689U JP6796689U JPH037558U JP H037558 U JPH037558 U JP H037558U JP 6796689 U JP6796689 U JP 6796689U JP 6796689 U JP6796689 U JP 6796689U JP H037558 U JPH037558 U JP H037558U
- Authority
- JP
- Japan
- Prior art keywords
- nut
- feed screw
- screw device
- flange portion
- cylindrical portion
- 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
- 239000004519 grease Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 4
- 230000004323 axial length Effects 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Description
第１図は本考案の一実施例に係る送りねじ装置
の一部分裁断した正面図、第２図は第１図の送り
ねじ装置を軸方向からみた側面図、第３図は本考
案の他の実施例の概略的な正面図、第４図は本考
案のさらに他の実施例を示す一部裁断正面図、第
５図および第６図は従来のバツクラツシユ除去手
段を有する送りねじ装置の縦断面図である。
１０……雄ねじ、１１……ナツト、１３……フ
ランジ部、１４……ナツト円筒部、１６，１７…
…ガータースプリング、１８……剛性板、２０…
…すり割、２１……グリース溜り。
FIG. 1 is a partially cutaway front view of a feed screw device according to an embodiment of the present invention, FIG. 2 is a side view of the feed screw device of FIG. FIG. 4 is a partially cutaway front view showing still another embodiment of the present invention, and FIGS. 5 and 6 are vertical cross-sections of a feed screw device having a conventional backlash removing means. It is a diagram. 10... Male thread, 11... Nut, 13... Flange portion, 14... Nut cylindrical portion, 16, 17...
...Garter spring, 18...Rigid plate, 20...
...Slot, 21...Grease pool.
Claims (1)
かつ前記雄ねじと螺合するナツトとを有する送り
ねじ機構において、前記ナツトには可撓性材が用
いられ、該ナツトの円筒部に軸方向に沿つたすり
割が形成され、その外周に円周方向にばね性を有
する部材を装着したことを特徴とする送りねじ装
置。 (2) 前記可撓性材は自己潤滑性をもつ樹脂材で
あることを特徴とする請求項第１項記載の送りね
じ装置。 (3) 前記円周方向にばね性を有する部材は前記
すり割の軸方向長さの略中央位置のナツト円筒部
外周に装着されることを特徴とする請求項第１項
記載の送りねじ装置。 (4) 前記すり割を有するナツト円筒部は前記フ
ランジ部の両側へ略同じ長さ延在されかつ該フラ
ンジ部の厚みが前記ナツト円筒部の長さに比し充
分小さいことを特徴とする請求項第１項記載の送
りねじ装置。 (5) 前記フランジ部の端面にナツトの材質より
も硬い環状の剛性板が付加され、該剛性板からフ
ランジ部へナツト取付用ボルトが挿入されること
を特徴とする請求項第１項記載の送りねじ装置。 (6) 前記すり割の溝巾は前記ナツト円筒部の端
部側へ向けてテーパ状に巾広となるように形成さ
れることを特徴とする請求項第１項記載の送りね
じ機構。 (7) 前記ナツト中央部内周にグリース溜りを設
けたことを特徴とする請求項第１項記載の送りね
じ装置。[Claims for Utility Model Registration] (1) A feed screw mechanism having a male screw and a nut having a flange portion and a cylindrical portion and screwed into the male screw, wherein the nut is made of a flexible material, and A feed screw device characterized in that a slit is formed along the axial direction in the cylindrical portion of the nut, and a member having spring properties in the circumferential direction is attached to the outer periphery of the slot. (2) The feed screw device according to claim 1, wherein the flexible material is a resin material having self-lubricating properties. (3) The feed screw device according to claim 1, wherein the member having spring properties in the circumferential direction is attached to the outer periphery of the nut cylindrical portion at a position approximately in the center of the axial length of the slot. . (4) A claim characterized in that the nut cylindrical portion having the slot extends approximately the same length on both sides of the flange portion, and the thickness of the flange portion is sufficiently smaller than the length of the nut cylindrical portion. The feed screw device according to item 1. (5) An annular rigid plate harder than the material of the nut is added to the end face of the flange portion, and a bolt for mounting the nut is inserted from the rigid plate into the flange portion. Lead screw device. (6) The feed screw mechanism according to claim 1, wherein the groove width of the slot is tapered and widened toward the end of the cylindrical nut portion. (7) The feed screw device according to claim 1, characterized in that a grease reservoir is provided on the inner periphery of the central portion of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6796689U JPH037558U (en) | 1989-06-10 | 1989-06-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6796689U JPH037558U (en) | 1989-06-10 | 1989-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH037558U true JPH037558U (en) | 1991-01-24 |
Family
ID=31602010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6796689U Pending JPH037558U (en) | 1989-06-10 | 1989-06-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH037558U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54574B2 (en) * | 1973-10-30 | 1979-01-12 |
-
1989
- 1989-06-10 JP JP6796689U patent/JPH037558U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54574B2 (en) * | 1973-10-30 | 1979-01-12 |