PROBLEM TO BE SOLVED: To attain cycloid reducer excellent in quietness, durability and reliability.SOLUTION: A cycloid reducer (speed reducer part B) includes an input shaft 25 having eccentric parts 25a, 25b, and curve plates 26a, 26b held on the outer peripheries of the eccentric parts 25a, 25b through a rolling bearing 40. The rolling bearing 40 includes: a plurality of cylindrical rollers 44 arranged in a rollable manner between an inside raceway surface 42 and an outside raceway surface 43; and a holder 45 interposed between the raceway surfaces 42, 43 and holding the cylindrical rollers 44. In the cycloid reducer, the holder 45 is made of resin material having tensile strength of 210 MPa or more.SELECTED DRAWING: Figure 2

    【課題】静粛で耐久性・信頼性に富むサイクロイド減速機を実現する。【解決手段】偏心部25a,25bを有する入力軸25と、転がり軸受40を介して偏心部25a,25bの外周に保持された曲線板26a,26bとを備え、転がり軸受40が、内側軌道面42と外側軌道面43の間に転動自在に配された複数の円筒ころ44と、両軌道面42,43間に介在して円筒ころ44を保持する保持器45とを備えたサイクロイド減速機(減速部B)において、保持器45を、引張強さが210MPa以上の樹脂材料で形成した。【選択図】図2


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    Title :

    CYCLOID REDUCER AND MOTOR DRIVE DEVICE INCLUDING THE SAME


    Additional title:

    サイクロイド減速機およびこれを備えたモータ駆動装置


    Contributors:

    Publication date :

    2016-11-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / F16C SHAFTS , Wellen



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