JP2014206265A5 - - Google Patents

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Publication number
JP2014206265A5
JP2014206265A5 JP2014017850A JP2014017850A JP2014206265A5 JP 2014206265 A5 JP2014206265 A5 JP 2014206265A5 JP 2014017850 A JP2014017850 A JP 2014017850A JP 2014017850 A JP2014017850 A JP 2014017850A JP 2014206265 A5 JP2014206265 A5 JP 2014206265A5
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JP
Japan
Prior art keywords
boss
peripheral surface
actuator
inner ring
sleeve
Prior art date
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Granted
Application number
JP2014017850A
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Japanese (ja)
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JP2014206265A (en
JP6150736B2 (en
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Publication date
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Priority to JP2014017850A priority Critical patent/JP6150736B2/en
Priority claimed from JP2014017850A external-priority patent/JP6150736B2/en
Publication of JP2014206265A publication Critical patent/JP2014206265A/en
Publication of JP2014206265A5 publication Critical patent/JP2014206265A5/ja
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Publication of JP6150736B2 publication Critical patent/JP6150736B2/en
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Claims (2)

装置ハウジング(31)と、
前記軸受(35)の前記内輪(35b)に形成した内輪中心貫通穴(35f)と、
を有し、
前記剛性内歯歯車(32)は前記装置ハウジング(31)の内周部に固定され、
前記可撓性外歯歯車(33)は前記剛性内歯歯車(32)の内側に配置され、前記軸受(35)を介して回転自在の状態で、前記装置ハウジングに支持され、
前記波動発生器は前記可撓性外歯歯車(33)の内側に配置され、
前記可撓性外歯歯車(33)の前記ボス(33c)は、前記内輪の前記内輪中心貫通穴(35f)に装着されて、当該ボス(33c)の端面が、内輪中心貫通穴(35f)を介して装置軸線方向(1a)において外側に露出しており、
前記第1溶接部(38)は、前記内輪(35b)の内周面と前記ボス(33c)の外周面の間には、前記ボス(33c)の前記端面(33e)の側の部位に、全周に亘って形成されている、
請求項1または2に記載の波動歯車装置(3、3A、3B)。
A device housing (31);
An inner ring center through hole (35f) formed in the inner ring (35b) of the bearing (35);
Have
The rigid internal gear (32) is fixed to the inner periphery of the device housing (31),
The flexible external gear (33) is disposed inside the rigid internal gear (32) and is supported by the device housing in a rotatable state via the bearing (35).
The wave generator is disposed inside the flexible external gear (33),
The boss (33c) of the flexible external gear (33) is mounted in the inner ring center through hole (35f) of the inner ring, and the end surface of the boss (33c) is an inner ring center through hole (35f). Is exposed to the outside in the apparatus axial direction (1a),
The first welded portion (38) is located between the inner peripheral surface of the inner ring (35b) and the outer peripheral surface of the boss (33c) at a site on the end surface (33e) side of the boss (33c). Formed all around,
The wave gear device (3, 3A, 3B) according to claim 1 or 2.
前記中空モータ軸(22)の中空部、前記ボス(33c)の中空部および前記波動発生器(34)の中空部を貫通してアクチュエータ前端面(1c)からアクチュエータ後端面(1b)まで延びるスリーブ(41)を有し、
前記スリーブ(41)の内周面によって、アクチュエータ前端およびアクチュエータ後端に開口しているアクチュエータ中空部(41a)が形成され、
前記スリーブ(41)における前記アクチュエータ前端の側に露出している前端部(41b)の外周面と前記ボス(33c)の内周面の間には、全周に亘って第2レーザー溶接部(42)が形成され、
前記第2レーザー溶接部によって、前記スリーブの前記前端部(41b)が前記ボス(33c)に固定され、
前記第2レーザー溶接部によって、前記前端部(41b)の外周面と前記ボス(33c)の内周面の間が、液密状態に封止されている、
請求項5に記載の中空型回転アクチュエータ(1、1A、1B)。
The hollow portion of the hollow motor shaft (22), the hollow portion through the hollow portion and the wave generator of the boss (33c) (34), extending from the actuator front end surface (1c) to the actuator rear end surface (1b) A sleeve (41),
The inner peripheral surface of the sleeve (41) forms an actuator hollow portion (41a) that opens to the actuator front end and the actuator rear end,
Between the outer peripheral surface of the front end portion (41b) exposed on the actuator front end side of the sleeve (41) and the inner peripheral surface of the boss (33c), the second laser welded portion ( 42) is formed,
The front end portion (41b) of the sleeve is fixed to the boss (33c) by the second laser welding portion,
Between the outer peripheral surface of the front end portion (41b) and the inner peripheral surface of the boss (33c), the second laser welded portion is sealed in a liquid-tight state.
The hollow rotary actuator (1, 1A, 1B) according to claim 5.
JP2014017850A 2013-03-19 2014-01-31 Wave gear device and hollow rotary actuator Active JP6150736B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2014017850A JP6150736B2 (en) 2013-03-19 2014-01-31 Wave gear device and hollow rotary actuator

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014525257 2013-03-19
JP2014525257 2013-03-19
JP2014017850A JP6150736B2 (en) 2013-03-19 2014-01-31 Wave gear device and hollow rotary actuator

Publications (3)

Publication Number Publication Date
JP2014206265A JP2014206265A (en) 2014-10-30
JP2014206265A5 true JP2014206265A5 (en) 2016-11-10
JP6150736B2 JP6150736B2 (en) 2017-06-21

Family

ID=52119961

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014017850A Active JP6150736B2 (en) 2013-03-19 2014-01-31 Wave gear device and hollow rotary actuator

Country Status (1)

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JP (1) JP6150736B2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6342015B2 (en) * 2014-12-05 2018-06-13 株式会社ハーモニック・ドライブ・システムズ Fastening structure of flexible external gear and shaft member of wave gear device
CN106151449A (en) * 2015-04-15 2016-11-23 浙江宁波智动机器人技术有限公司 A kind of dust-proof harmonic speed reducer
JP6587064B2 (en) * 2016-03-18 2019-10-09 日立オートモティブシステムズ株式会社 Actuator and wave gear reducer for link mechanism for internal combustion engine
JP6849363B2 (en) 2016-03-30 2021-03-24 日本電産株式会社 Rotating actuators and robots
JP6739205B2 (en) 2016-03-30 2020-08-12 日本電産株式会社 Rotary actuators and robots
JP6708953B2 (en) * 2016-03-30 2020-06-10 日本電産株式会社 robot
DE102016207583A1 (en) * 2016-05-03 2017-11-09 Baumüller Holding GmbH & Co. KG Container handling machine with a turntable direct drive
JP6836343B2 (en) * 2016-07-05 2021-02-24 日本電産シンポ株式会社 Motor unit for strain wave gearing reducer
JP6685885B2 (en) * 2016-12-06 2020-04-22 住友重機械工業株式会社 Flexible mesh gear
WO2019244258A1 (en) * 2018-06-19 2019-12-26 株式会社ハーモニック・ドライブ・システムズ Hollow strain-wave gear device
US20210018081A1 (en) 2019-07-19 2021-01-21 Harmonic Drive Systems Inc. Strain wave gearing
CN112460225A (en) * 2020-10-29 2021-03-09 北京精密机电控制设备研究所 Big hollow sealed harmonic speed reducer
JP7164791B2 (en) * 2021-02-04 2022-11-02 日本電産シンポ株式会社 Motor unit for strain wave gear reducer
JP3232768U (en) 2021-04-23 2021-07-01 株式会社ハーモニック・ドライブ・システムズ Strain wave gearing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2714404B2 (en) * 1988-08-29 1998-02-16 株式会社ハーモニック・ドライブ・システムズ Flexible mesh gear
JP4650913B2 (en) * 2000-04-27 2011-03-16 株式会社ハーモニック・ドライブ・システムズ Lubricant leakage prevention mechanism for hollow wave gear device
JP4614322B2 (en) * 2004-11-22 2011-01-19 株式会社ハーモニック・ドライブ・システムズ Hollow actuator

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