JPS6219620B2 - - Google Patents
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- Publication number
- JPS6219620B2 JPS6219620B2 JP55099329A JP9932980A JPS6219620B2 JP S6219620 B2 JPS6219620 B2 JP S6219620B2 JP 55099329 A JP55099329 A JP 55099329A JP 9932980 A JP9932980 A JP 9932980A JP S6219620 B2 JPS6219620 B2 JP S6219620B2
- Authority
- JP
- Japan
- Prior art keywords
- radius
- gear
- planetary gear
- circle
- pitch circle
- 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.)
- Expired
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Description
【発明の詳細な説明】
従来、外接噛合において、円弧歯形の相手歯形
がトロコイド平行曲線となる事はピン歯車として
良く知られている。又太陽歯車と内歯車を円弧歯
形とし、遊星歯車歯形をトロコイド曲線の複合歯
形とした遊星歯車装置もしられている（特開昭53
―5362号）。DETAILED DESCRIPTION OF THE INVENTION Conventionally, in external meshing, it is well known that the mating tooth profile of a circular arc tooth profile is a trochoidal parallel curve as a pin gear. There is also a planetary gear device in which the sun gear and internal gear have circular arc tooth shapes, and the planetary gear tooth profile has a compound tooth shape of a trochoid curve (Japanese Patent Application Laid-Open No. 1989-1999).
- No. 5362).
本発明は遊星歯車機構における遊星歯車にピン
とローラより成る円弧歯形を用いる事により、太
陽歯車と遊星歯車、遊星歯車と内歯車の各々の噛
合を転がり接触とし、かつ転がり接触とする事に
より、高速大馬力に適した長寿命でコンパクトな
遊星歯車減速機を提供しようとするものである。
以下実施例について図面を参照して説明する。 The present invention uses an arcuate tooth profile consisting of a pin and a roller for the planetary gear in a planetary gear mechanism, thereby making the meshing of the sun gear and the planetary gear, and the planetary gear and the internal gear rolling contact, and by making rolling contact. The objective is to provide a long-life, compact planetary gear reducer suitable for large horsepower.
Examples will be described below with reference to the drawings.
第１図は本発明に係る遊星歯車減速機の歯形部
分の噛合状態図、第２図と第３図は第１図に示す
太陽歯車歯形の構成の説明図、第４図と第５図は
第１図の内歯車歯形の構成説明図である。さて第
１図において遊星歯車Ｐはピン３とローラ２の組
合せよりなり、ローラ２はピン３との間で自由回
転させることができる、又ピン３とローラ２のピ
ツチ円７の半径ｅは、遊星歯車Ｐのピツチ円半径
ｂよりも小さくしてある。 Fig. 1 is a diagram of the meshing state of the tooth profile portion of the planetary gear reducer according to the present invention, Figs. 2 and 3 are explanatory diagrams of the configuration of the sun gear tooth profile shown in Fig. 1, and Figs. 4 and 5 are FIG. 2 is an explanatory diagram of the structure of the internal gear tooth profile of FIG. 1; Now, in FIG. 1, the planetary gear P consists of a combination of a pin 3 and a roller 2, and the roller 2 can be rotated freely between the pin 3 and the radius e of the pitch circle 7 between the pin 3 and the roller 2. It is made smaller than the pitch circle radius b of the planetary gear P.
又、太陽歯車１の歯形としては第２図に示す如
く太陽歯車１のピツチ円半径ａと同じ半径の基円
上を遊星歯車Ｐのピツチ円半径ｂと同じ半径の転
円が転がる時、転円中心よりピンローラ列のピツ
チ円半径ｅと同じ距離だけ離れた点の描く軌跡９
上にローラの半径ｃと同じ半径の円を移動させて
出来る内包絡線１０を第３図の如く重ね合せた内
側を用いている。 In addition, the tooth profile of the sun gear 1 is as shown in FIG. Locus 9 drawn by a point that is the same distance as the pitch circle radius e of the pin roller row from the center of the circle
The inner envelope 10 formed by moving a circle with the same radius as the radius c of the roller is superimposed on the inner side as shown in FIG. 3.
さらに内歯車１の歯形としては、第４図に示す
如く内歯車のピツチ円半径ｄと同じ半径の基円内
を遊星歯車Ｐのピツチ円半径ｂと同じ半径の転円
が転がる時転円中心よりｅだけ離れた位置ローラ
の半径ｃと同じ半径の円を置く時に描れる外包絡
線を第５図の如く重ね合わせ、重なりあつた外側
を用いている。 Furthermore, the tooth profile of the internal gear 1 is, as shown in FIG. The outer envelope lines drawn when placing a circle with the same radius as the radius c of the roller at a distance e from the roller are superimposed as shown in FIG. 5, and the overlapping outer sides are used.
以上の構成であるから、
１ 遊星歯車Ｐに対する太陽歯車１、遊星歯車Ｐ
に対する内歯車４とも、歯車の機構学的な歯形
の条件を満足し理論噛合をさせることができ
る。 Because of the above configuration, 1 sun gear 1 and planetary gear P for planetary gear P.
The internal gear 4 also satisfies the mechanical tooth profile conditions of the gear and can be theoretically meshed.
２ 太陽歯車１と遊星歯車Ｐ、遊星歯車Ｐと内歯
車４の噛合は、遊星歯車Ｐのピン、ローラによ
り滑りが吸収され、転がり接触を行なわせるこ
とができる。2. In the meshing between the sun gear 1 and the planetary gear P, and the planetary gear P and the internal gear 4, slippage is absorbed by the pins and rollers of the planetary gear P, and rolling contact can be achieved.
３ さらに転がり接触であることと併せ、ローラ
が回転することにより接触点が移動する。3 In addition to rolling contact, the contact point moves as the roller rotates.
…等の諸特性を有し、寿命が長く、しかもコンパ
クトな遊星歯車装置を得ることができる。It is possible to obtain a planetary gear device that has various characteristics such as..., has a long life, and is compact.
第１図は本発明を実施した遊星歯車装置第２図
〜第３図は太陽歯車歯形の構成説明図第４図〜第
５図は内歯車歯形の構成説明図。
図において；−１……太陽歯車、２……遊星歯
車ローラ、３……遊星歯車ピン、４……内歯車、
５……太陽歯車ピツチ円、６……遊星歯車ピツチ
円、７……遊星歯車ピン列のピツチ円、８……内
歯車ピツチ円、９……遊星歯車ピン中心の軌跡、
１０……遊星歯車歯形（ローラ）が太陽歯車側に
描く軌跡、１１……遊星歯車歯形（ローラ）が内
歯車側に描く軌跡、ａ……太陽歯車のピツチ円半
径、ｂ……遊星歯車のピツチ円半径、ｃ……遊星
歯車円弧歯形（ローラ）の半径、ｄ……内歯車の
ピツチ円半径、ｅ……遊星歯車ピン列のピツチ円
半径、Ｐ……遊星歯車。
FIG. 1 is a planetary gear device in which the present invention is implemented. FIGS. 2 and 3 are explanatory diagrams of the configuration of a sun gear tooth profile, and FIGS. 4 and 5 are explanatory diagrams of a configuration of an internal gear tooth profile. In the figure: -1...Sun gear, 2...Planetary gear roller, 3...Planetary gear pin, 4...Internal gear,
5... Sun gear pitch circle, 6... Planet gear pitch circle, 7... Planet gear pin row pitch circle, 8... Internal gear pitch circle, 9... Planet gear pin center locus,
10... Locus drawn by the planet gear tooth profile (roller) toward the sun gear side, 11... Locus drawn by the planet gear tooth profile (roller) toward the internal gear side, a... Pitch circle radius of the sun gear, b... The trajectory of the planet gear tooth profile (roller) Pitch circle radius, c... Radius of planetary gear arc tooth profile (roller), d... Pitch circle radius of internal gear, e... Pitch circle radius of planetary gear pin row, P... Planetary gear.
Claims (1)
車装置。 イ 太陽歯車、遊星歯車並びに内歯車よりなつて
いる。 ロ 遊星歯車の歯形がピンとローラの組合せより
なる円弧歯形とし、かつ遊星歯車のピン列のピ
ツチ円半径ｅが歯車としてのピツチ円半径ｂよ
り小さくなつている。 ハ 太陽歯車の歯形は転円、基円が夫々遊星歯車
のピツチ円及び太陽歯車のピツチ円に等しく、
かつ転円中心よりピン列のピツチ円半径ｅに等
しい距離だけ離れた点の画く軌跡上にローラの
半径ｃと等しい半径の円を移動させて描く内包
絡線を重ねた内側を用いている。 ニ 内歯車の歯形は内歯車のピツチ円半径ｄと等
しい基円内を、遊星歯車のピツチ円半径ｂと等
しい転円が転がる時、転円中心より遊星歯車の
ピン列のピツチ円半径ｅと等しい距離だけ離れ
た遊星歯車のローラ半径ｃと等しい半径の円を
置くときに描く外包絡線を重ね合せ、重なり合
つた外側を用いる。[Scope of Claims] 1. A planetary gear device comprising the following a) to d). B. It consists of a sun gear, a planetary gear, and an internal gear. (b) The tooth profile of the planetary gear is an arcuate tooth profile formed by a combination of pins and rollers, and the pitch circle radius e of the pin row of the planetary gear is smaller than the pitch circle radius b of the gear. C. The tooth profile of the sun gear is an inverted circle, and the base circle is equal to the pitch circle of the planetary gear and the pitch circle of the sun gear, respectively.
In addition, the inner side of the inner envelope drawn by moving a circle with a radius equal to the radius c of the roller on a locus drawn by a point spaced apart from the center of the circle by a distance equal to the pitch circle radius e of the pin row is used. D. The tooth profile of the internal gear is such that when a rolling circle equal to the pitch circle radius b of the planetary gear rolls within a base circle equal to the pitch circle radius d of the internal gear, the pitch circle radius e of the pin row of the planetary gear is smaller than the center of the rolling circle. The outer envelopes drawn when placing circles with the same radius as the roller radius c of the planetary gears separated by the same distance are overlapped, and the overlapping outer sides are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9932980A JPS5725547A (en) | 1980-07-22 | 1980-07-22 | Planetary gear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9932980A JPS5725547A (en) | 1980-07-22 | 1980-07-22 | Planetary gear device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5725547A JPS5725547A (en) | 1982-02-10 |
| JPS6219620B2 true JPS6219620B2 (en) | 1987-04-30 |
Family
ID=14244591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9932980A Granted JPS5725547A (en) | 1980-07-22 | 1980-07-22 | Planetary gear device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5725547A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100945192B1 (en) * | 2009-06-10 | 2010-03-03 | 주식회사 세진아이지비 | A transmission device for converting a torque |
| KR101401729B1 (en) * | 2013-01-10 | 2014-06-11 | 창원대학교 산학협력단 | Planetary gear system having roller gear |
-
1980
- 1980-07-22 JP JP9932980A patent/JPS5725547A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5725547A (en) | 1982-02-10 |
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