Title:
PERMANENT MAGNET BRAKE AND SERVO DRIVE MOTOR
Document Type and Number:
WIPO Patent Application WO/2018/126353
Kind Code:
A1
Abstract:
A permanent magnet brake (1) includes a first brake pad (2) and the brake disc is arranged on a first side of the stator (3), the stator (3) further comprises a stator yoke (4), a stator yoke (4) on the side facing the first brake pad (2) is provided with a spring hole (7), a spring (8) is arranged in the spring hole (7); a coil (5) disposed in the stator yoke (4), and a permanent magnet (6), arranged on the stator yoke (4), wherein the first brake pad (2) includes a ferromagnetic body. A servo drive motor includes motor, output shaft and a permanent magnet brake (1).The permanent magnet brake (1) may utilize a forward pulse current or a reverse pulse current to achieve permanent magnetic brake (1) of a brake and brake release.
Inventors:
ZHANG JIAN ZHONG (CN)
WANG SHENG YOU (CN)
LI XIN LONG (CN)
WANG SHENG YOU (CN)
LI XIN LONG (CN)
Application Number:
PCT/CN2017/070120
Publication Date:
July 12, 2018
Filing Date:
January 04, 2017
Export Citation:
Assignee:
SIEMENS AG (DE)
ZHANG JIAN ZHONG (CN)
WANG SHENG YOU (CN)
LI XIN LONG (CN)
ZHANG JIAN ZHONG (CN)
WANG SHENG YOU (CN)
LI XIN LONG (CN)
International Classes:
F16D65/14
Foreign References:
| US5185542A | 1993-02-09 | |||
| CN2874126Y | 2007-02-28 | |||
| CN202833778U | 2013-03-27 | |||
| JPS56120831A | 1981-09-22 |
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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