WO2015058326A1 - Appareil de transmission de couple flexible - Google Patents

Appareil de transmission de couple flexible Download PDF

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Publication number
WO2015058326A1
WO2015058326A1 PCT/CN2013/001539 CN2013001539W WO2015058326A1 WO 2015058326 A1 WO2015058326 A1 WO 2015058326A1 CN 2013001539 W CN2013001539 W CN 2013001539W WO 2015058326 A1 WO2015058326 A1 WO 2015058326A1
Authority
WO
WIPO (PCT)
Prior art keywords
conductor
permanent magnet
guide post
cylinder
spline
Prior art date
Application number
PCT/CN2013/001539
Other languages
English (en)
Chinese (zh)
Inventor
殷秀银
Original Assignee
秦维
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 秦维 filed Critical 秦维
Publication of WO2015058326A1 publication Critical patent/WO2015058326A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
    • H02K49/06—Dynamo-electric clutches; Dynamo-electric brakes of the synchronous type

Definitions

  • the invention patent belongs to the technical field of transmission, and in particular relates to a flexible torque transmission device.
  • a mechanical rigid connection method is generally employed.
  • the advantage of the mechanical rigid connection method is that the synchronous transfer of the motor and the load can be realized, and the transmission efficiency is high.
  • the mechanical rigid connection method has higher requirements on the alignment of the motor shaft and the load shaft, and the transmission has obvious vibration, large noise and serious wear.
  • the speed will quickly reach the rated speed from 0, which will damage the motor.
  • mechanical rigid coupling is difficult to operate in extreme environments that are toxic, flammable, and explosive.
  • the non-contact flexible torque transmitting device can solve the alignment problem well, reduce the installation difficulty, reduce noise and vibration, improve the stability of the whole device, and can be used for toxic, flammable, and explosive. Extreme environment.
  • a two-stage series permanent magnet governor which comprises a cylindrical conductor rotor body, a permanent magnet rotor and a regulator; the features are: permanent magnet rotor and cylinder
  • the conductor rotor body is of a two-stage series type, and the conductor rotor can adjust the working area to 0 or 100% by moving the width of one conductor, which greatly shortens the adjustment distance.
  • This governor can realize torque contactless transmission, which is adjusted by the thrust bearing set.
  • the shape and characteristics of the regulator are few in the patent.
  • the regulator is mounted on the load shaft due to the large dynamic load of the output shaft. The vibration has a significant influence on the adjustment accuracy of the regulator, and the axial adjustment using the thrust bearing set is not easy to perform precise adjustment.
  • a permanent magnet coupling governor which comprises: a cylindrical conductor rotor, a cylindrical magnetic shield, a cylindrical permanent magnet rotor, and a regulator.
  • the cylindrical magnetic shield is located between the cylindrical conductor rotor and the cylindrical permanent magnet rotor, and the cylindrical magnetic shield has a gap with the cylindrical conductor rotor and the cylindrical permanent magnet rotor; the cylindrical conductor rotor and the cylindrical permanent magnet rotor
  • the respective rotating shafts rotate independently, and the axial position is unchanged; under the action of the regulator, the cylindrical magnetic shield slides in the axial direction, thereby realizing the change of the magnetic field area between the cylindrical permanent magnet rotor and the cylindrical conductor rotor, and the result is
  • the load torque changes and the speed changes.
  • the device is biased to force the device to be in an unbalanced state, affecting the dynamic balance of the input and output components, and is prone to vibration and noise. At the same time, the device is too simplistic and the reliability is poor.
  • a permanent magnet governor which comprises: a cage conductor rotor, a permanent magnet rotor, a fixed rotor and an adjusting mechanism; the cage conductor rotor surrounds the permanent magnet rotor; The magnetic rotor is moved in the axial direction by the adjusting mechanism; the adjusting mechanism is connected to the fixed rotor; and the fixed rotor is connected to the permanent magnet rotor through the rack and pinion mechanism.
  • the working area of the permanent magnet governor of the utility model is a conductor ring of a cage conductor rotor
  • the air gap between the ring magnet and the ring magnet of the permanent magnet rotor has no axial force, and the pushing force required for the adjusting mechanism is small.
  • the axial movement distance is large, and the bearing structure is used more, which increases the difficulty of manufacturing and assembly, the structure is relatively complicated, the reliability is poor, and the outer diameter of the driving component is increased, which affects the dynamic balance and is easy to cause Large vibration and noise.
  • the present invention is directed to a flexible torque transmission adjustment problem, and a flexible torque transmission device is proposed to solve the problem of stably adjusting the transmission torque and achieve stable and precise adjustment of the flexible torque transmission.
  • a flexible torque transmitting device comprising an input shaft, a conductor barrel, a conductor ring, a permanent magnet, a permanent magnet barrel, an output shaft, a coil set, a spline, a spline sleeve, a magnetizer, an elastomer, and a conductor ring mounted on the conductor barrel
  • the permanent magnet On the inner surface, the permanent magnet is mounted on the outer surface of the permanent magnet cylinder, there is an air gap between the conductor ring and the permanent magnet, the permanent magnet barrel is connected with the output shaft, the input shaft is connected with the spline, and the spline and spline sleeve are connected.
  • the spline sleeve is connected with the conductor tube
  • the support cylinder is provided with a support cylinder on one side of the spline sleeve
  • one end of the elastic body is connected with the support cylinder
  • the other end is connected with the input shaft
  • the magnetizer is mounted on the support cylinder
  • the coil set is located on the left or right side of the magnetizer.
  • the guide post is further included, and one end of the guide post is connected to the input shaft or the output shaft, the support cylinder is set on the guide post, and the elastic body is set on the guide post.
  • a clearance fit or a transition fit is used between the support cylinder and the guide post, and a part of the weight of the conductor cylinder and the spline sleeve is applied to the guide post through the support cylinder to ensure the level between the conductor loop and the permanent magnet.
  • the elastic body realizes a smooth horizontal axial movement of the elastic body.
  • the utility model further comprises: a coil fixing body, a bearing and a lock nut.
  • the coil group is located in the coil fixing body, and the bearing is fixedly mounted on the input shaft or the output shaft through the lock nut, and the coil fixing body is mounted on the bearing. This will make the structure more compact.
  • the coil assembly fixed body and the output shaft are rotated and separated to ensure stable operation of the coil group and the control system.
  • the other end of the guide post is coupled to the input or output shaft and the guide post is rotatable relative to the input or output shaft.
  • the force-bearing structure of the guide post is changed from a cantilever structure to a simple support structure.
  • the force of the guide post is more uniform, which enhances the rigidity of the overall structure and reduces the amount of deformation.
  • the transition flange is further included, one end of the elastic body is located in the support cylinder, the side of the support cylinder away from the input shaft is provided with a transition flange, the transition flange is set on the guide pillar, and a clearance fit or transition is adopted with the guide pillar. Cooperating, one end of the elastomer is connected to the transition flange.
  • the method further comprises: an elastic fixing flange - the elastic fixing flange is disposed on the guide post and connected with the transition flange, and the elastic fixing flange has a clearance fit or a transition fit with the guide post, the elastic body One end is connected to the elastomer fixing flange.
  • at least one ring of permanent magnets is mounted on the permanent magnet cylinder, and at least a ring of conductor rings is mounted on the conductor barrel at a position corresponding to the permanent magnets. The torque transmission is more stable, and the flexible transmission device is operated more smoothly.
  • two permanent magnets are mounted on the permanent magnet cylinder, two conductor loops are mounted on the conductor cylinder, and two conductor loops or two permanent magnets are spaced apart, and the interval between the two conductor loops is larger than that of the permanent magnets. Width, the spacing between the two permanent magnets is greater than the width of the conductor loop. The torque transmission is changed from 0-100%, which greatly shortens the adjustment distance.
  • the conductor loop is the same width as the permanent magnet.
  • the spline only needs to move the width of one conductor ring to achieve a torque change from 0-100%, which makes the structure more compact.
  • the center of gravity of the combination formed by the spline sleeve and the conductor barrel is located within the lumen of the spline sleeve. This allows the majority of the weight of the combination of the spline sleeve and the conductor barrel to be received by the spline, which is more conducive to the stability of the structure.
  • the invention controls the magnitude of the current in the coil group by transmitting a control signal to the control cabinet, thereby controlling the electromagnetic force generated by the coil assembly and the function of the magnetizer, attracting the conductor tube to move in the axial direction, and realizing the axial direction of the conductor tube through force balance. Precise positioning; the device drives the active components to adjust the flexible torque transmission, which reduces the disturbance of the dynamic load caused by the change of the rotational speed difference when adjusting the load device, making the adjustment process more stable and efficient.
  • FIG. 1 is a schematic structural view of a flexible torque transmitting device.
  • FIG. 2 is a schematic structural view of an input device.
  • Figure 3 is a schematic diagram of the structure of the output device.
  • Figure 4 is a schematic view showing the structure of the coil group and its fixed body.
  • Figure 5 is a schematic view showing the structure of the adjusting device.
  • Figure 6 is a schematic view of the structure of the spline and the guide post.
  • Figure 7 is a schematic view showing the structure of a permanent magnet cylinder.
  • a flexible torque transmitting device includes an input device, an output device, and an adjustment device.
  • the input device comprises an input shaft 18, a conductor barrel 6, a conductor ring 5;
  • the output device comprises a permanent magnet 4, a permanent magnet barrel 7, an output shaft 31;
  • the adjusting device comprises a spline 16, a spline sleeve 14, a guide post 20, an elastomer 23 , coil set 3, coil fixed body 2, transition flange 10.
  • the output shaft 31 is connected to the permanent magnet cylinder 7 by a screw 8.
  • the outer cylinder of the permanent magnet cylinder 7 is made of a magnetically permeable material, and the permanent magnet 4 is mounted on the outer surface of the permanent magnet cylinder 7 as long as it has a certain strength and rigidity.
  • the permanent magnet 4 is made of a strong permanent magnet material; the conductor ring 5 is mounted on the inner surface of the conductor barrel 6, and the conductor ring 5 is electrically conductive and has magnetic permeability, and copper is preferably used as a material for fabrication. There is an air gap between the conductor ring 5 and the permanent magnet 4.
  • the spline sleeve 14 and the conductor barrel 6 are connected by a screw 22; the spline sleeve 14 is connected to the spline 16, the spline 16 and the spline sleeve 14 form a spline coupling pair, and the spline sleeve 14 can be on the spline 16
  • the axial direction moves left and right, since the spline sleeve 14 is connected to the conductor barrel 6, the conductor barrel 6 can also move left and right in the axial direction; the input shaft 18 is connected to the spline 16 by the screw 17.
  • the area of action between the conductor ring 5 and the permanent magnet 4 also changes.
  • a support cylinder is disposed on a side of the conductor cylinder 6 adjacent to the spline sleeve 14, and an elastic body 23 is mounted between the conductor cylinder 6 and the input shaft 18.
  • the elastic body 23-end is connected to the support cylinder, and the other end is connected to the input shaft 18. . Due to the presence of the elastic body 23, the spline sleeve 14 does not move on the spline 16 in the case where the elastic body 23 is not affected by the external force, and the spline sleeve 14 is extended or shortened when the elastic body 23 is affected by an external force.
  • the spline sleeve 14 is also provided with a threaded through hole, and the spline sleeve 14 can be fixed to the spline 16 by a screw 35 so that the spline sleeve 14 cannot move on the spline 16.
  • a magnetizer is mounted on the support cylinder, and the magnetizer 9 is made of a magnetic material.
  • a coil group 3 is attached to the left or right side of the magnetizer 9.
  • the magnetizer 9 is mounted on the left side of the support cylinder, and the coil group 3 is mounted on the left side of the magnetizer 9, and the support body of the permanent magnet cylinder 7 is made of a magnetically permeable material to ensure the generation of the coil assembly 3.
  • the magnetic field can pass through the support body of the permanent magnet cylinder 7 to act on the magnetizer 9.
  • the outer cylinder of the permanent magnet cylinder 7 is made of a magnetically permeable material, and the support body is connected to the outer cylinder of the permanent magnet cylinder 7 by means of splicing. .
  • the coil group 3 When the current passes through the coil group 3, the coil group 3 generates a magnetic field to move the magnetizer 9 toward the coil group 3 side, thereby realizing the movement of the conductor ring 5 through the support cylinder, the conductor barrel 6, and the spline sleeve 14.
  • the amount of movement of the magnetizer can be controlled by the magnitude of the current applied to the coil group 3.
  • the coil group 3 can be independently disposed on one side of the input shaft 18 or the input shaft 31; or can be mounted on the input shaft 18 or the output shaft 31, and the coil group 3 can be rotated with the input shaft 18 or the output shaft 31, or It does not rotate with the input shaft 18 or the output shaft 31.
  • the coil group 3 is mounted on the output shaft 31, and mounting on the output shaft 31 makes the structure more compact.
  • Two side-by-side bearings 29 are fitted over the output shaft 31 by means of a lock nut 30 as shown, and the bearing 29 is not axially strung on the output shaft 31 by the lock nut 30.
  • the coil fixing body 2 is mounted on the bearing 29, and the coil fixing body 2 and the outer ring of the bearing 29 are tightly fitted.
  • the coil set 3 is mounted on the coil fixing body 2 inside.
  • the support pallet 1 is fitted on the output shaft 31 and is not in contact with the output shaft 31, and the coil fixture 2 is connected to the support pallet 1 by screws 28.
  • the coil group 3 and the coil fixed body 2 do not rotate with the output shaft 31 to reduce the inertia of the output shaft 31.
  • a through hole is provided in the center of the support cylinder.
  • the guide post 20 passes through a through hole in the support cylinder.
  • the guide post 20-end is connected to the input shaft 18 or the output shaft 31, that is, the guide post 20 rotates with the input shaft 18 or the output shaft 31.
  • the inner diameter of the through hole of the support cylinder is slightly larger than the diameter of the guide post 20, and the support cylinder is gap-engaged or transition-fitted with the guide post 20, that is, the support cylinder and the guide post 20 are relatively rotatable. Due to the clearance fit or transition fit of the support cylinder with the guide post 20, the guide post 20 receives a portion of the weight of the conductor barrel 6 and the spline sleeve 14 transferred from the support cylinder.
  • the conductor tube 6 and the spline sleeve 14 are more stably supported, which is more advantageous for the conductor ring 5 to be in a horizontal position.
  • the elastomer 23 is fitted over the guide post 20.
  • the support cylinder and the guide post 20 do not rotate relative to each other.
  • the guide post 20 is connected to the output shaft 31, relative rotation occurs between the support cylinder and the guide post 20, and a bearing can be disposed between the support cylinder and the guide post 20.
  • the force receiving structure of the guide post 20 is a cantilever structure.
  • the other end of the guide post 20 is coupled to the output shaft 31 or the input shaft 18, and the guide post 20 is rotatable relative to the output shaft 31 or the input shaft 18.
  • one end of the guide post 20 is connected to the input shaft 18 by a screw 19, and further, an end of the output shaft 31 near the input shaft 18 is provided with a cavity 34, and a bearing 26 is mounted in the cavity 34, the bearing The outer ring of 26 is in tight engagement with the cavity 34, and the other end of the guide post 20 is mounted in the bearing 26, and the inner diameter of the guide post 20 and the bearing 26 are tightly fitted so that the guide post 20 can be rotated relative to the output shaft 31; The service life of the bearing 26 is extended, and a bearing end cover 25 is mounted on the right side of the bearing 26 to seal the cavity 34. Since the guide post 20 is subjected to the gravity transmitted from the support cylinder, when the other end of the guide post 20 is mounted on the bearing 26, the force receiving structure of the guide post 20 can be made into a simple support structure from the cantilever structure.
  • transition flange 10 is mounted on the left side of the support cylinder (ie, the side away from the input shaft 18) by the screw 1 1 , and the transition flange 10 is set on the guide post 20 , and the transition flange 10 and the guide post 20 Use a clearance fit or a transition fit.
  • the inner diameter of the through hole of the support cylinder is slightly larger than the diameter of the elastic body 23.
  • One end of the elastic body 23 is located in the support cylinder, and one end of the elastic body 23 is connected to the transition flange 10, and the other end is connected to the input shaft 18.
  • the magnetizer 9 is mounted on the transition flange 10.
  • the elastomer 23 can also be directly connected to the support cylinder, and the left and right movement of the spline sleeve 14 can be driven by the elongation and shortening of the elastic body 23.
  • the elastic fixing flange 13 is mounted on the transition flange 10 by screws 24, and the elastic body is fixed.
  • the flange 13 is placed on the guide post 20.
  • the elastomer fixing flange 13 is located in the through hole of the support cylinder.
  • the elastic fixing flange 13 and the guide post 20 adopt a clearance fit or a transition fit.
  • the inner diameter of the transition flange 10 is greater than the diameter of the guide post 20.
  • One end of the elastic body 23 is connected to the elastic fixing flange 13 and the other end is connected to the input shaft 18.
  • the elastic fixing flange 21 is mounted on the left side of the spline 16 by the screw 15, and the elastic body 23 is fitted in the elastic fixing flange 21 hole.
  • a spring is employed as the elastic body 23.
  • the coil assembly 3 is connected to the control cabinet 32 and controls the current through the control cabinet 32.
  • the spline sleeve 14 When the device is not adjusted, the spline sleeve 14 is at the rightmost end of the stroke of the spline 16. Since the spline sleeve 14 is connected to the conductor barrel 6 as a whole, the conductor ring 5 on the conductor barrel 6 is at the right end of the permanent magnet 4. And the working area of the conductor ring 5 and the permanent magnet 4 is zero, the transmission torque is zero, and when the coil group 3 passes the current, an electromagnetic force is generated, and by the interaction with the magnetizer 9, the suction guiding magnet 9 is axially oriented.
  • the conductor 9 is moved to the left by the magnetizer 9, and the conductor ring 5 is moved to the left, so that the meshing area of the conductor ring 5 and the permanent magnet 4 gradually increases. When increased, the transmitted torque gradually increases.
  • the device can realize precise adjustment of the flexible torque transmission, input control information to the control cabinet 32, control the magnitude of the current in the coil group 3, thereby controlling the generated ⁇ F, and setting other external forces during the axial movement of the elastic body 23.
  • the axial positioning of the 6 is precisely positioned to achieve precise adjustment of the torque.
  • the conductor ring 5 is at least one turn, that is, it may be one turn or a plurality of turns. In the present embodiment, two turns are used, and a ring of conductor rings 5 are respectively disposed on the left and right sides of the conductor barrel 6. Each turn of the conductor loop 5 can be a complete one turn. It may also be a segmented one, that is to say, the divided conductor plates are wound in a ring to form an annular mounting on the inner wall of the conductor barrel 6.
  • the permanent magnets 4 disposed on the permanent magnet tube 7 may be at least one turn, that is, may be one turn or multiple turns. In the present embodiment, two turns are used, respectively on the left and right sides of the permanent magnet tube 7.
  • a ring of permanent magnets 4 is arranged, and the two-ring permanent magnets 4 are spaced apart from each other by a certain interval.
  • a permanent magnet retaining ring 12 is further mounted to prevent the permanent magnets 4 from being strung to the two sides.
  • the permanent magnet 4 per revolution can be a complete one. It may also be a segmented one, that is, the segmented permanent magnet plate is wound into a ring to be annularly mounted on the outer wall of the permanent magnet cylinder 10.
  • the number of turns of the conductor ring 5, the size of the width, and the number of conductor plates can be adjusted according to the required load; likewise, the number of turns of the permanent magnet 4, the size of the width, the number of permanent magnet plates, and the size of the magnet are also It can be adjusted according to the size of the load.
  • the conductor ring 5 is mounted directly above the permanent magnet 4, and the width of the conductor ring 5 is the same as the width of the permanent magnet 4. There is a gap between the two conductor loops 5. Making the interval between the two conductor rings 5 larger than the width of the permanent magnet 4, The spacing between the permanent magnets 4 is greater than the width of the conductor ring 5.
  • the width of the conductor ring 5 and the permanent magnet 4 can be changed to 100% by simply moving the width of one conductor ring 5. . Therefore, in this embodiment, the effective area between the conductor ring 5 and the permanent magnet 4 can be changed from 0 to 100%, and the adjustment distance is greatly shortened.
  • the spline 16 and the spline sleeve 14 are advantages of high spline connection, good neutrality and easy guiding, and are suitable for the dynamic coupling of the device.
  • a series of through holes are formed in the input device and the output device for heat dissipation.
  • a heat dissipation hole 33 is formed in the support body inside the permanent magnet tube 7.
  • the center of gravity of the combination formed by the spline sleeve 14 and the conductor barrel 6 is located within the lumen of the spline sleeve 14. That is to say, in the structural design process, since the spline 16 has a certain width, most of the weight of the combined body falls on the spline 16, which reduces the weight falling on the guide post 20 and reduces the guide post. 20 The deformation due to the force, thereby further ensuring the accuracy of the adjustment of the elastic body 23. It also guarantees the stability of the structure and the service life of the structure.
  • the permanent magnet 4 disposed on the outer surface of the permanent magnet cylinder 7 forms a certain magnetic field in the air gap.
  • the conductor ring 5 disposed on the inner surface thereof cuts the magnetic induction line.
  • an induced current is generated in the conductor loop 5, and the current interacts with the original magnetic field, so that the permanent magnet cylinder 7 receives an electromagnetic torque that coincides with the direction of rotation of the conductor cylinder 6, and the permanent magnet cylinder 7 is rotated.
  • the function of transmitting torque when unadjusted, the conductor barrel 6 is at the rightmost end of the stroke of the spline 16, the meshing area of the conductor ring 5 and the permanent magnet 4 is zero, the transmission torque is zero, when the coil group 3 passes current, An electromagnetic force is generated, and a portion of the magnetically permeable material (support) that passes through the permanent magnet cylinder 7 interacts with the magnetizer 9 mounted on the conductor barrel 6, and the attracting conductor barrel 6 moves axially to the left to make the conductor ring 5 and The meshing area of the permanent magnet 4 is gradually increased, and the transmission torque is gradually increased.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)

Abstract

L'invention concerne un appareil de transmission de couple flexible qui comprend un arbre d'entrée (18), un cylindre conducteur (6), une bague conductrice (5), des aimants permanents (4), un cylindre à aimants permanents (7), un arbre de sortie (31), une série de bobines (3), une cannelure (16), un manchon cannelé (14), un conducteur magnétique (9) et un élastomère (23). La bague conductrice est montée sur la surface interne du cylindre conducteur. Les aimants permanents sont montés sur la surface externe du cylindre à aimants permanents. Des entrefers sont formés entre la bague conductrice et les aimants permanents. Le cylindre à aimants permanents et l'arbre de sortie sont raccordés l'un à l'autre. L'arbre d'entrée et la cannelure sont raccordés l'un à l'autre. La cannelure et le manchon cannelé sont raccordés l'un à l'autre. Le manchon cannelé et le cylindre conducteur sont raccordés l'un à l'autre. Un cylindre de support est agencé au niveau d'une extrémité du cylindre conducteur à proximité du manchon cannelé. Une extrémité de l'élastomère et le cylindre de support sont raccordés l'un à l'autre, tandis que l'autre extrémité et l'arbre d'entrée sont raccordés l'un à l'autre. Le conducteur magnétique est monté sur le cylindre de support. La série de bobines est agencée soit sur le côté gauche, soit sur le côté droit du conducteur magnétique. L'appareil peut réguler le couple produit.
PCT/CN2013/001539 2013-10-21 2013-12-11 Appareil de transmission de couple flexible WO2015058326A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310498687.1A CN103580448B (zh) 2013-10-21 2013-10-21 一种柔性扭矩传递装置
CN201310498687.1 2013-10-21

Publications (1)

Publication Number Publication Date
WO2015058326A1 true WO2015058326A1 (fr) 2015-04-30

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Application Number Title Priority Date Filing Date
PCT/CN2013/001539 WO2015058326A1 (fr) 2013-10-21 2013-12-11 Appareil de transmission de couple flexible

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CN (1) CN103580448B (fr)
WO (1) WO2015058326A1 (fr)

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CN103986306B (zh) * 2014-05-22 2017-08-01 南京迪瓦机械制造有限公司 一种智能可调永磁柔性耦合调速器
CN106512443B (zh) * 2016-12-05 2022-12-30 华强方特（芜湖）文化科技有限公司 一种电磁吸附式快速配合道具
CN107516970B (zh) * 2017-07-25 2019-03-26 山东科技大学 一种可调速的永磁磁力耦合器
CN113048165A (zh) * 2019-12-29 2021-06-29 谈世新 电动车动力刹
CN112497204B (zh) * 2020-11-19 2021-07-30 深圳市工匠社科技有限公司 双向缓冲舵机及机器人
CN117175889B (zh) * 2023-11-03 2024-01-23 东北大学 一种风冷型自动调节制动力矩的永磁缓速器
CN117895739A (zh) * 2023-12-29 2024-04-16 比亚迪股份有限公司 直线电机、悬架***及车辆

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CN202034886U (zh) * 2011-01-24 2011-11-09 南京艾凌节能技术有限公司 永磁耦合调速器
CN202586711U (zh) * 2011-12-15 2012-12-05 南京艾凌节能技术有限公司 一种永磁调速器

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Publication number Priority date Publication date Assignee Title
US20040051413A1 (en) * 2002-09-16 2004-03-18 Abraham Liran Kinetic energy transmission by using an electromagnetic clutch
CN101222172A (zh) * 2006-12-22 2008-07-16 通用电气公司 旋转机械的可变磁性联接
CN102624198A (zh) * 2012-04-20 2012-08-01 林贵生 带冷却和润滑装置的永磁耦合传动、制动或负载装置
CN203537211U (zh) * 2013-10-21 2014-04-09 苏州科睿特能源科技有限公司 一种柔性扭矩传递装置

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CN103580448A (zh) 2014-02-12
CN103580448B (zh) 2015-09-30

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