JPH01136760U - - Google Patents
Info
- Publication number
- JPH01136760U JPH01136760U JP19737587U JP19737587U JPH01136760U JP H01136760 U JPH01136760 U JP H01136760U JP 19737587 U JP19737587 U JP 19737587U JP 19737587 U JP19737587 U JP 19737587U JP H01136760 U JPH01136760 U JP H01136760U
- Authority
- JP
- Japan
- Prior art keywords
- inclined portion
- rotating body
- movable
- adjustment mechanism
- tension adjustment
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
第１図乃至第２図は本考案の実施例に係る張力
調整機構を示し、第１図は正面断面図、第２図は
平面図である。第３図は従来技術に係る張力調整
機構を有する走査ユニツト往復動機構の概略図で
ある。第４図及び第５図は本考案の他の実施例に
係る張力調整機構を示す正面断面図である。
１Ｂ，１Ｂ，１Ｃ：基体、２Ａ，２Ｂ，２Ｃ：
移動体、３Ａ，３Ｂ，３Ｃ：摺動体、４：回転体
、５：周回体、７：螺子部材、２１―１１：係合
手段、３２Ａ―２２Ａ，２２Ｃ，３２Ｂ：傾斜部
位。
1 and 2 show a tension adjustment mechanism according to an embodiment of the present invention, with FIG. 1 being a front sectional view and FIG. 2 being a plan view. FIG. 3 is a schematic diagram of a scanning unit reciprocating mechanism having a tension adjustment mechanism according to the prior art. 4 and 5 are front sectional views showing a tension adjustment mechanism according to another embodiment of the present invention. 1B, 1B, 1C: base, 2A, 2B, 2C:
Moving body, 3A, 3B, 3C: sliding body, 4: rotating body, 5: orbiting body, 7: screw member, 21-11: engaging means, 32A-22A, 22C, 32B: inclined portion.
Claims (1)
して移動するワイヤ、ベルト、チエーン等の無端
状又は有端状周回体の張力調整機構において、前
記周回体を掛装し該周回体に周回力を付勢する回
転体を回転自在に軸支する移動体と、該移動体を
、周回体緩張方向にのみ移動可能に基体上に支持
させる係合手段と、前記周回体の移動方向と交差
する方向に進退可能に基体上に支持された摺動体
と、該摺動体と前記移動体の対面する部位の、少
なくともいずれか一方に形成した傾斜部位とを有
し、前記摺動体の進退動作により前記傾斜部位を
介して移動体が周回体緩張方向に移動可能に構成
した事を特徴とする周回体の張力調整機構。 (2) 前記摺動体の進退方向が周回体の移動方向
と直交する方向である実用新案登録請求の範囲第
１項記載の周回体の張力調整機構。 (3) 前記傾斜部位が、平面状傾斜部位、曲面状
傾斜部位、円錐台状傾斜部位、螺旋状傾斜部位の
いずれか一の傾斜部位である実用新案登録請求の
範囲第１項記載の周回体の張力調整機構。[Claims for Utility Model Registration] (1) In a tension adjustment mechanism for an endless or end-shaped rotating body such as a wire, belt, or chain that moves following the rotation of a pulley, gear, or other rotating body, the rotating body a movable body that rotatably supports a rotary body that hangs the rotating body and applies a circumferential force to the orbiting body, and an engagement means that supports the movable body on a base so that it can move only in the direction in which the orbiting body is relaxed. a sliding body supported on a base body so as to be movable back and forth in a direction intersecting the moving direction of the orbiting body; and an inclined portion formed on at least one of the facing portions of the sliding body and the movable body. A tension adjustment mechanism for a rotating body, wherein the moving body is configured to be movable in a direction in which the rotating body is relaxed via the inclined portion by the forward and backward movement of the sliding body. (2) The tension adjustment mechanism for a rotating body according to claim 1, wherein the advancing and retracting direction of the sliding body is perpendicular to the moving direction of the rotating body. (3) The orbiting body according to claim 1, wherein the inclined portion is any one of a planar inclined portion, a curved inclined portion, a truncated conical inclined portion, and a spiral inclined portion. tension adjustment mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19737587U JPH01136760U (en) | 1987-11-19 | 1987-12-28 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17577487 | 1987-11-19 | ||
| JP19737587U JPH01136760U (en) | 1987-11-19 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01136760U true JPH01136760U (en) | 1989-09-19 |
Family
ID=31719093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19737587U Pending JPH01136760U (en) | 1987-11-19 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01136760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008223974A (en) * | 2007-03-15 | 2008-09-25 | Yaskawa Electric Corp | Belt transmission device and robot equipped therewith |
-
1987
- 1987-12-28 JP JP19737587U patent/JPH01136760U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008223974A (en) * | 2007-03-15 | 2008-09-25 | Yaskawa Electric Corp | Belt transmission device and robot equipped therewith |
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