JPH03281192A - Oil feeding device for reduction gear - Google Patents
Oil feeding device for reduction gearInfo
- Publication number
- JPH03281192A JPH03281192A JP7938890A JP7938890A JPH03281192A JP H03281192 A JPH03281192 A JP H03281192A JP 7938890 A JP7938890 A JP 7938890A JP 7938890 A JP7938890 A JP 7938890A JP H03281192 A JPH03281192 A JP H03281192A
- Authority
- JP
- Japan
- Prior art keywords
- hole
- nipple
- reduction gear
- arm
- reducer
- 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
- 210000002445 nipple Anatomy 0.000 claims abstract description 18
- 239000003638 chemical reducing agent Substances 0.000 claims description 17
- 238000005461 lubrication Methods 0.000 claims description 5
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 239000003921 oil Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 239000012208 gear oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、減速機の給油装置に関し、より詳しくは産業
用ロボットのアームの関節部に配設された減速機に潤滑
油を供給する給油部を改良した給油装置に関する。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a lubrication device for a reduction gear, and more specifically, to a lubrication device for supplying lubricating oil to a reduction gear disposed at a joint of an arm of an industrial robot. This invention relates to a refueling device with improved parts.
(従来の技術)
従来の産業用ロボットのアームの関節部に配設された減
速機について第3図〜第6図を参照しながら説明する。(Prior Art) A reduction gear disposed at a joint of an arm of a conventional industrial robot will be described with reference to FIGS. 3 to 6.
尚、各図中、第3図は産業用ロボットを示す正面図、第
4図は第3図の矢示IV力方向らの側面図、第5図は第
4図の一点鎖線内の減速機を示す断面図、第6図は第5
図の矢示■方向からの側面図である。Furthermore, among the figures, Fig. 3 is a front view of the industrial robot, Fig. 4 is a side view taken from the force direction indicated by arrow IV in Fig. 3, and Fig. 5 is a reduction gear within the dashed line in Fig. 4. 6 is a sectional view showing the 5th
FIG. 3 is a side view taken from the direction indicated by the arrow ■ in the figure.
従来の産業用ロボットは、第3図に示す如く、基体(1
) と基体(1)に関節部を介して連結されたアーム(
2)とを備えて構成され、関節部には、サーボモータ(
3)とサーボモータ(3)の回転速度を減速伝達してア
ーム(2) を揺動させる減速機(4)が配設されてい
る。Conventional industrial robots have a base (1) as shown in Figure 3.
) and an arm (
2), and the joint part is equipped with a servo motor (
3) and a reducer (4) that reduces and transmits the rotational speed of the servo motor (3) to swing the arm (2).
減速機(4) としては、特開昭83−134189号
公報、住友重機械工業■のカタログ「サイクロ減速機F
Aシリーズj等において従来から公知の遊星歯車機構か
らなる遊星減速機が用いられており、サーボモータ(3
)の回転駆動力は、第5図に示す如く、サーボモータ(
3)の出力軸(3A)によって減速機(4)に伝達され
、更に遊星歯車機構(4A)を介して減速されて減速機
(4)の出力軸(4B)に伝達される。出力軸(4B)
は、第5図、第6図に示す如く、同一円上に位置する複
数のボルト(5)によってアーム(2)に連結されてお
り、アーム(2)が出力軸(4B)の回動に従って揺動
するように構成されている。アーム(2)と減速機(4
)の出力軸(3B)とはノックビン(6)にょフて位置
決めするようになされている。尚、ノ・ンクヒ゛ン(6
)はナツト(6八)によって孔内に陥没しないようにな
されている。As for the reducer (4), Japanese Patent Application Laid-Open No. 83-134189, Sumitomo Heavy Industries ■ catalog "Cyclo Reducer F
A planetary reducer consisting of a well-known planetary gear mechanism has been used in the A series j, etc., and a servo motor (3
) is generated by a servo motor (
3) is transmitted to the speed reducer (4) by the output shaft (3A), and is further reduced in speed via the planetary gear mechanism (4A) and transmitted to the output shaft (4B) of the speed reducer (4). Output shaft (4B)
As shown in Figs. 5 and 6, the arm (2) is connected to the arm (2) by a plurality of bolts (5) located on the same circle, and the arm (2) rotates as the output shaft (4B) rotates. It is configured to swing. Arm (2) and reducer (4)
) and the output shaft (3B) of the knock bottle (6). In addition, No Nkuhin (6
) is prevented from sinking into the hole by a nut (68).
而して、アーム(2)と出力軸(3B)とを連結する複
数のボルト(5)が位置する円の中心には、減速5(4
)に潤滑油を供給する給油用のニップル(7)が装着さ
れ、減速機(4)が常に安定的に駆動するようになされ
ている。The reduction gear 5 (4) is located at the center of the circle where the plurality of bolts (5) connecting the arm (2) and the output shaft (3B) are located.
) is attached with a nipple (7) for supplying lubricating oil to ensure that the reducer (4) is always driven stably.
〔発明が解決しようとする課題)
しかしながら、従来の減速機の給油装置は、給油用のニ
ップル(7)を装着するための独自の孔を必要とし、ま
たその孔を設けるなど多大な労力を費やすという課題が
あった。[Problems to be Solved by the Invention] However, the conventional oil supply device for a reduction gear requires a unique hole for installing the oil supply nipple (7), and requires a great deal of labor to prepare the hole. There was a problem.
本発明は、上記課題を解決するためになされたもので、
構造を簡素化すると共に組み立て等の労力を軽減するこ
とができる減速機の給油装置を提供することを目的とし
ている。The present invention was made to solve the above problems, and
It is an object of the present invention to provide a refueling device for a speed reducer that can simplify the structure and reduce the labor involved in assembling and the like.
〔課題を解決するための手段)
本発明の減速機の給油装置は、減速機とアームとを連結
する際の位置決めビンに、軸芯方向の貫通孔を設け、該
貫通孔に給油用のニップルを挿着して構成されたもので
ある。[Means for Solving the Problems] In the reduction gear oil supply device of the present invention, a through hole in the axial direction is provided in the positioning bin when connecting the reduction gear and the arm, and a nipple for oil supply is provided in the through hole. It is constructed by inserting the.
本発明によれば、ノックピンと共に給油用のニップルを
取り付けることができ、給油用のニップルによってノッ
クピンが孔内に陥没することを防止することができる。According to the present invention, the oil supply nipple can be attached together with the knock pin, and the knock pin can be prevented from sinking into the hole due to the oil supply nipple.
(実施例)
以下、第1図及び第2図に示す実施例に基づいて従来と
同一または相当部分には同一符号を付して本発明の特徴
を中心に説明する。尚、各図中、第1図は本発明の減速
機の給油装置の一実施例の要部を示す断面図、第2図は
第1図に示す給油用ニップル及びノックピンを取り出し
て中間部を省略して示す要部断面図である。(Embodiment) Hereinafter, the features of the present invention will be mainly explained based on the embodiment shown in FIGS. 1 and 2, with the same or corresponding parts as those in the conventional art being designated by the same reference numerals. In each figure, FIG. 1 is a cross-sectional view showing the main parts of an embodiment of the oil supply device for a reduction gear according to the present invention, and FIG. FIG. 2 is a cross-sectional view of main parts, omitted.
本実施例の減速機の給油装置における給油用のニップル
(7)は、第1図、第2図に示す如く、アーム(2)
と減速機(4)の出力軸(4B)とを連結する際の位置
決めピン(8)の貫通孔(8A)に装着されている。該
貫通孔(8A)は位置決めビン(8)の軸芯に沿って貫
通形成されている。換言すれば、本実施例においては、
給油用のニップル(7)を位置決めピン(8)と−法化
しであるため、給油用のニップル(7)を取り付ける独
自の孔をアーム(2)に設ける必要がなく、また、給油
用のニップル(7)が位置決めピン(8)の孔への陥没
防止具を兼用するため、従来の位置決めビン(6)のよ
うに陥没防止用のナツト(6A)が必要で部品点数が少
なくなる。As shown in FIGS. 1 and 2, the nipple (7) for refueling in the refueling device for the reducer of this embodiment is attached to the arm (2).
It is attached to the through hole (8A) of the positioning pin (8) when connecting the output shaft (4B) of the reducer (4). The through hole (8A) is formed to extend along the axis of the positioning bottle (8). In other words, in this example,
Since the nipple (7) for refueling is aligned with the positioning pin (8), there is no need to provide a unique hole in the arm (2) for attaching the nipple (7) for refueling. (7) also serves as a tool to prevent the positioning pin (8) from sinking into the hole, so unlike the conventional positioning pin (6), a nut (6A) for preventing sinking is required, and the number of parts is reduced.
本実施例によれば、給油用のニップル(7)と位置決め
ビン(8)とを−法化して構造を簡素化したため、加工
、取り付は労力を軽減することができると共に部品点数
を削減することができコストの低減を図ることができる
。また、給油用のニップル(7)を設ける独自のスペー
スを設ける必要がない。According to this embodiment, the nipple (7) for refueling and the positioning bottle (8) are made into two parts to simplify the structure, so that the labor required for processing and installation can be reduced, and the number of parts can be reduced. This makes it possible to reduce costs. Furthermore, there is no need to provide a separate space for the nipple (7) for refueling.
尚、本発明は、位置決め用ビンの軸芯方向の貫通孔に給
油用のニップルを挿着したものであればよく、減速機等
の種類等は何ら上記実施例に制限されるものではない。It should be noted that the present invention only needs to have a nipple for oil supply inserted into a through hole in the axial direction of the positioning bottle, and the type of reducer etc. is not limited to the above embodiments.
(発明の効果)
以上本発明によれば、構造を簡素化すると共に組み立て
等の労力を軽減することができる減速機の給油装置を提
供することができる。(Effects of the Invention) As described above, according to the present invention, it is possible to provide a refueling device for a speed reducer that can simplify the structure and reduce labor for assembly and the like.
第1図は本発明の減速機の給油装置の一実施例の要部を
示す断面図、第2図は第1図に示す給油用ニップル及び
ノックピンを取り出して中間部を省略して示す要部断面
図、第3図は産業用ロボットを示す正面図、第4図は第
3図の矢示■方向からの側面図、第5図は第4図の一点
鎖線内の減速機を示す断面図、第6図は第5図の矢示■
方向からの側面図である。
各図中、(2)はアーム、(3)はモータ、(4)は減
速機、(7)は給油用のニップル、(8)はノックピン
(位置決めピン)である。
尚、各図中、同一符号は同一または相当部分を示す。
第
2
図
第
図
第
図FIG. 1 is a cross-sectional view showing a main part of an embodiment of the oil supply device for a reduction gear according to the present invention, and FIG. 2 is a main part showing the main part with the oil supply nipple and dowel pin shown in FIG. 1 taken out and the intermediate part omitted. 3 is a front view of the industrial robot, 4 is a side view taken from the direction of arrow ■ in 3, and 5 is a sectional view of the reducer within the dashed line in 4. , Figure 6 shows the arrow in Figure 5 ■
FIG. In each figure, (2) is an arm, (3) is a motor, (4) is a reduction gear, (7) is a nipple for oil supply, and (8) is a knock pin (positioning pin). In each figure, the same reference numerals indicate the same or corresponding parts. Figure 2 Figure 2 Figure 2
Claims (1)
回転速度を減速伝達してアームを駆動する減速機に潤滑
油を供給する給油装置において、上記減速機とアームと
を連結する際の位置決めピンに、軸芯方向の貫通孔を設
け、該貫通孔に給油用のニップルを挿着したことを特徴
とする減速機の給油装置。Positioning when connecting the reducer and the arm in a lubrication device that is disposed at the joint of the arm of an industrial robot and supplies lubricating oil to the reducer that reduces and transmits the rotational speed of the motor to drive the arm. A lubrication device for a speed reducer, characterized in that a pin is provided with a through hole in the axial direction, and a nipple for lubrication is inserted into the through hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7938890A JPH03281192A (en) | 1990-03-28 | 1990-03-28 | Oil feeding device for reduction gear |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7938890A JPH03281192A (en) | 1990-03-28 | 1990-03-28 | Oil feeding device for reduction gear |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03281192A true JPH03281192A (en) | 1991-12-11 |
Family
ID=13688483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7938890A Pending JPH03281192A (en) | 1990-03-28 | 1990-03-28 | Oil feeding device for reduction gear |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03281192A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020121350A (en) * | 2019-01-29 | 2020-08-13 | ファナック株式会社 | robot |
JP2021088017A (en) * | 2019-12-03 | 2021-06-10 | ファナック株式会社 | Joint structure of industrial robot |
-
1990
- 1990-03-28 JP JP7938890A patent/JPH03281192A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020121350A (en) * | 2019-01-29 | 2020-08-13 | ファナック株式会社 | robot |
US11185997B2 (en) | 2019-01-29 | 2021-11-30 | Fanuc Corporation | Robot |
JP2021088017A (en) * | 2019-12-03 | 2021-06-10 | ファナック株式会社 | Joint structure of industrial robot |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100749349B1 (en) | Power transmission apparatus for driving the wrist of robot and power transmission apparatus | |
JP5409397B2 (en) | Gear transmission | |
KR100301120B1 (en) | Reducer having an internal planetary gear | |
US5934148A (en) | Wrist mechanism of industrial robot | |
JPH0226315A (en) | Lubricating device for lidded turning wheel bearing | |
US11662002B2 (en) | Two-degree-of-freedom decoupled transmission apparatus for spatial adhesion pawl | |
KR20060095266A (en) | Robot module | |
JPS60129426A (en) | Shaft coupling | |
JP3530406B2 (en) | Gearbox | |
US5352163A (en) | Step-up or reduction gear series using internally meshing planetary gear structure | |
JPH03281192A (en) | Oil feeding device for reduction gear | |
JP3419817B2 (en) | 2-axis drive mechanism | |
US20220347805A1 (en) | Screw fastening system and screw fastening device | |
US5575728A (en) | Drive assembly with interference-fit mounted pulley | |
JP3955435B2 (en) | Reducer output flange structure | |
CN111633640A (en) | Robot body joint structure | |
JP3285915B2 (en) | Engine assembled camshaft | |
CN116292821B (en) | Harmonic reducer, joint module, mechanical arm, mobile platform and robot | |
CN220227724U (en) | Harmonic reducer, joint module, mechanical arm, mobile platform and robot | |
JP2000079827A (en) | Supporting structure for propeller shaft | |
CN218082780U (en) | Robot joint and robot | |
JPH0343468Y2 (en) | ||
CN216692033U (en) | RV speed reduction transmission device and industrial robot | |
JPH0341239A (en) | Epicycle reduction gear | |
US20230142018A1 (en) | Rotating shaft structure comprising plurality of speed reducers, and manufacturing method therefor |