JP2007125647A5 - - Google Patents
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- JP2007125647A5 JP2007125647A5 JP2005320430A JP2005320430A JP2007125647A5 JP 2007125647 A5 JP2007125647 A5 JP 2007125647A5 JP 2005320430 A JP2005320430 A JP 2005320430A JP 2005320430 A JP2005320430 A JP 2005320430A JP 2007125647 A5 JP2007125647 A5 JP 2007125647A5
- Authority
- JP
- Japan
- Prior art keywords
- large gear
- rotation center
- gear
- industrial robot
- arm
- 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.)
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Claims (4)
前記モータに接続されて回転し、先端に設けられた小歯車を回転させるロッドと、
前記小歯車と噛み合って回転し、前記アームの筐体の先端に設けられた手首部を駆動する大歯車と、からなる産業用ロボットのアーム構造において、
前記大歯車は、同一の歯形状と同一の回転中心軸とを有する第１の大歯車と第２の大歯車とが重ね合わされて締結された構成であるとともに、
前記第１の大歯車と前記第２の大歯車のフランジ面には、前記回転中心軸から略同一径上において、中心位置が相対的にオフセットした互いに異なる径の貫通穴が設けられていることを特徴とした産業用ロボットのアーム構造。 A motor installed in the arm housing;
A rod connected to the motor for rotation and rotating a small gear provided at the tip;
In an arm structure of an industrial robot comprising: a large gear that meshes with and rotates with the small gear and drives a wrist portion provided at a tip of a casing of the arm.
The large gear has a configuration in which a first large gear and a second large gear having the same tooth shape and the same rotation center axis are overlapped and fastened, and
The flange surfaces of the first large gear and the second large gear are provided with through-holes having different diameters, the center positions of which are relatively offset on substantially the same diameter from the rotation center axis. The industrial robot arm structure.
前記複数のモータの各々に接続されて回転し、先端に設けられた小歯車を各々回転させる複数のロッドと、
同一回転中心軸に配置され、前記小歯車の各々と噛み合って回転し、前記アームの筐体の先端に設けられた手首部を駆動する複数の大歯車と、からなる産業用ロボットのアーム構造において、
前記複数の大歯車の各々は、同一の歯形状と同一の回転中心軸とを有する第１の大歯車と第２の大歯車とが重ね合わされて締結された構成であるとともに、前記第１の大歯車と前記第２の大歯車のフランジ面には、前記回転中心軸から略同一径上において、中心位置が相対的にオフセットした異なる径の貫通穴が設けられ、
前記複数の大歯車のうち、隣合う前記大歯車のうち少なくとも一方のフランジ面には、前記異なる径の貫通穴が設けられている前記回転中心軸からの略同一径上に、更なる別の貫通穴が配置されていることを特徴とした産業用ロボットのアーム構造。 A plurality of motors installed in the arm housing;
A plurality of rods connected to each of the plurality of motors for rotation and rotating a small gear provided at the tip;
In an arm structure of an industrial robot comprising a plurality of large gears arranged on the same rotation center shaft, rotating in mesh with each of the small gears, and driving a wrist portion provided at a tip of the arm housing ,
Each of the plurality of large gears has a configuration in which a first large gear having the same tooth shape and the same rotation center shaft and a second large gear are overlapped and fastened, and the first large gear is On the flange surfaces of the large gear and the second large gear, through holes having different diameters with the center position relatively offset on substantially the same diameter from the rotation center axis,
Among the plurality of large gears, at least one flange surface of the adjacent large gears is provided with a through hole having a different diameter on substantially the same diameter from the rotation center axis, and further another An arm structure for an industrial robot characterized in that a through hole is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005320430A JP4631657B2 (en) | 2005-11-04 | 2005-11-04 | Industrial robot arm structure and industrial robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005320430A JP4631657B2 (en) | 2005-11-04 | 2005-11-04 | Industrial robot arm structure and industrial robot |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007125647A JP2007125647A (en) | 2007-05-24 |
| JP2007125647A5 true JP2007125647A5 (en) | 2008-11-27 |
| JP4631657B2 JP4631657B2 (en) | 2011-02-16 |
Family
ID=38148739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005320430A Expired - Fee Related JP4631657B2 (en) | 2005-11-04 | 2005-11-04 | Industrial robot arm structure and industrial robot |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4631657B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6875364B2 (en) * | 2018-12-27 | 2021-05-26 | ファナック株式会社 | Gear mechanism, gear adjustment method and robot |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60237262A (en) * | 1984-05-11 | 1985-11-26 | Toyota Motor Corp | Scissors gear |
| JPS6288587U (en) * | 1985-11-20 | 1987-06-06 |
-
2005
- 2005-11-04 JP JP2005320430A patent/JP4631657B2/en not_active Expired - Fee Related
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