CN105527840A - Electromagnetic adaptive clamp fastening device and combined type clamp fastening device - Google Patents
Electromagnetic adaptive clamp fastening device and combined type clamp fastening device Download PDFInfo
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- CN105527840A CN105527840A CN201610038564.3A CN201610038564A CN105527840A CN 105527840 A CN105527840 A CN 105527840A CN 201610038564 A CN201610038564 A CN 201610038564A CN 105527840 A CN105527840 A CN 105527840A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
- G05B13/0205—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system
- G05B13/021—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system in which a variable is automatically adjusted to optimise the performance
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0231—Magnetic circuits with PM for power or force generation
- H01F7/0242—Magnetic drives, magnetic coupling devices
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Abstract
The invention provides an electromagnetic adaptive clamp fastening device and a combined type clamp fastening device. A first magnet can be moved between a fastening position and a looseness position under the condition that the action force of the magnetic field generated by a second magnet which is applied on a first magnet is changed; and a clamp member is driven to execute the fastening and loosening actions when the first magnet is moved between the fastening position and the looseness position. The invention utilizes the electromagnetic permanent magnetism direct interaction to carry out driving and realize clamping and fastening, and is high in efficiency and compact in structure. Through changing numbers and positions of the permanent magnets and the electromagnets, the invention can realize the application occasions where the clamp fastening forces are different and has a certain locking function because of adopting the electro-permanent control method. The invention can control the rotation and the rotation speed, and can realize the braking of the rotation and the control of the rotation friction damping. Besides, the invention can also be applied in developing the elevator, the conveying belt and the development and realization of the space traffic tool.
Description
Technical field
The present invention relates to clamp and tensioning technique, particularly, relate to electromagnetism self-adaptation clamp clamp device and combined type clamp clamp device, especially electromagnet and permanent magnet Direct driver and rotating and a kind of self-adaptation controllable electromagnetic clamp in accurate control technique field, translation position and clamp device and combination unit thereof.
Background technology
Clamp and clamp device are mainly used in the self-locking of mechanism locus and the clamp of inchworm motion.By controlling the duty of clamp and clamp device, realize the ACTIVE CONTROL of clamp to target object and locking.Existing clamp locking device, mainly mechanical lock mechanism, this mechanical lock mechanism can not realize from main control, and efficiency is lower, can only be applied in specific occasion.Especially, when anti-lock performance design considered by needs, this traditional clamp locking device often can not meet the demands.
Do not find explanation or the report of technology similar to the present invention at present, not yet collect similar data both at home and abroad yet.
Summary of the invention
For defect of the prior art, the object of this invention is to provide a kind of self-adaptation controllable electromagnetic clamp clamp device and combined type clamp clamp device.
According to a kind of electromagnetism self-adaptation clamp clamp device provided by the invention, comprising: Clamping elements, the first magnet, the second magnet;
Magnetic structure is formed between first magnet and the second magnet;
When the second magnet produce magnetic field the acting force that the first magnet applies is changed, the first magnet can move between locked position and slack position;
When the first magnet moves to locked position by slack position, drive Clamping elements to perform and tighten up action, make controlled body lock onto clamp;
When the first magnet moves to slack position by locked position, drive Clamping elements to perform fluid motion, make controlled body free-running operation;
Wherein, Clamping elements, is specially:
-Clamping elements is arcuation band; One end of arcuation band is stiff end, and the other end of arcuation band is fastenedly connected in the first magnet;
-Clamping elements is endless belt; The opposite end of endless belt is fastenedly connected one first magnet respectively.
Preferably, the first magnet, the second magnet, be specially:
-the first magnet is one or more permanent magnet, and the second magnet is one or more soft magnetic bodies and field coil; Or
-the first magnet is one or more soft magnetic bodies and field coil, and the second magnet is one or more permanent magnet.
Preferably, also pedestal is comprised; Pedestal comprises the first cavity, the second cavity, and pedestal adopts non-magnet material;
First magnet is arranged on the guide rail in the first cavity; Second magnet is positioned at the second cavity;
Under the driving of the second magnet, the first magnet moves along guide rail.
Preferably, the relative space position between the first magnet and the second magnet comprises laterally to inhale or vertically to suction.
Preferably, the inside surface of Clamping elements is provided with:
-abrasive particle medium;
-tooth-shape structure;
-groove structure; Or
-hollow surface structure.
Preferably, also comprise auxiliary tightening mechanism, described auxiliary tightening mechanism comprises screw mandrel, gear, permanent magnet sector gear, gear drive magnet;
First magnet connects gear by screw mandrel, and gear engages with permanent magnet sector gear, and permanent magnet sector gear rotates by the rotating band nutating gear of gear drive magnet, drives the first magnet to move further by screw mandrel.
Preferably, when the first magnet moves between slack position and locked position, drive Clamping elements to perform zoom action, make controlled body produce mutative damp characteristic, realize anti-lock function.
According to a kind of combined type clamp clamp device provided by the invention, comprise actuator, above-mentioned electromagnetism self-adaptation clamp clamp device;
When actuator works, the Clamping elements being positioned at the described electromagnetism self-adaptation clamp clamp device of actuator both sides replaces execution and tightens up action, fluid motion, the objective body making actuator driving be positioned at actuator both sides forms inchworm motion, and structure entirety creates displacement;
Wherein, the described cycle replaced is that actuator stretches and the cycle of shrinking start.
According to a kind of combined type clamp clamp device provided by the invention, comprise multiple actuator, the multiple above-mentioned electromagnetism self-adaptation clamp clamp device corresponding with described multiple actuator;
Described multiple electromagnetism self-adaptation clamp clamp device is all positioned at the same side of corresponding actuator;
When actuator is unfolded, the Clamping elements of described electromagnetism self-adaptation clamp clamp device carries out tightening up action, moves to drive spatial data objects;
When actuator is shunk, the Clamping elements of described electromagnetism self-adaptation clamp clamp device carries out fluid motion, with Free up Memory objective body, makes spatial data objects keep motionless.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention utilizes electromagnet and permanent magnet direct interaction to drive, and realize clamp and clamping function, efficiency is higher, compact conformation;
2, by changing number and the position of permanent magnet and electromagnet, apparatus of the present invention can realize the application scenario that different clamp clamping force requires;
3, apparatus of the present invention can carry out the control of clamp and clamping to different objects and different forms of motion, different objects as right cylinder, square body, different forms of motion as rotary motion and rectilinear motion, highly versatile, applied range;
4, apparatus of the present invention can have a set of independently system of one's own, and structure is simple, and assembly is few, and it is convenient with replacing, simple to install;
5, apparatus of the present invention adopt electric signal to carry out the control of clamp and clamping function, and control signal is simple, is convenient to realize robotization, Integration Design;
6, be different from the clamp latch mechanism of traditional Purely mechanical, apparatus of the present invention, owing to adopting the control mode of electric permanent magnetic field, have certain anti-lock function;
7, certain process is carried out to the inside surface of endless belt, or fill suitable abrasive particle matter, adopt effective control mode, apparatus of the present invention can be utilized to carry out the active suppression of objective body vibration;
8, can complete rotational speed based on apparatus of the present invention to control, rolling brake, pivoting friction damping controls.Exploitation and the realization of elevator, travelling belt or even space vehicle can be completed simultaneously.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is the ultimate principle structural drawing of apparatus of the present invention and the contrast schematic diagram under locking, lax duty.
Fig. 2 to Fig. 4 is apparatus of the present invention various structures form expansion schematic diagram in the horizontal and vertical directions.Wherein, Fig. 2 is permanent magnet, drive magnetic reversed arrangement form; Fig. 3 is permanent magnet, drive magnetic vertical direction arrangement form; Fig. 4 is multiple permanent magnet, drive magnetic, arcuation band combination arrangement form.
Fig. 5 is one of apparatus of the present invention expansion example functionally, and it carries out the realization of anti-lock function by the form of magnetic buffering.
Fig. 6 and Fig. 7 is two kinds of forms of apparatus of the present invention driving body symmetric extension.Fig. 6 is solenoid actuated, and permanent magnet is arranged symmetrically with and fixed form; Fig. 7 is permanent magnet start, and solenoid is arranged symmetrically with and fixed form.
Fig. 8 is that apparatus of the present invention are illustrated to the mode that arcuation band inside surface carries out filling abrasive particle process.
Fig. 9 is that apparatus of the present invention are illustrated to the mode that arcuation band inside surface carries out toothed design process.
Figure 10 is the structural principle schematic diagram of apparatus of the present invention band pre-tightening mechanism.
Figure 11 is primarily of leading screw, the structural representation of the auxiliary pre-tightening mechanism of gear pair and driving body composition.
Figure 12 is one of apparatus of the present invention expansion combination application example, for the clamp of inchworm motion.
Figure 13 is apparatus of the present invention expansion combination application example two, for the transport transmission of extraterrestrial target.
In figure:
1 is arcuation band, and 2 is controlled body, and 3 is permanent magnet, 4 is line slideway, and 5 is pedestal, and 6 is yoke, 7 is field coil, and 8 is abrasive particle medium, and 9 is teeth groove, 10 is detent projection, and 11 is leading screw, and 12 is gear pair, 13 is permanent magnet sector gear, and 14 is gear, and 15 is electromagnetism self-adaptation clamp clamp device I, 16 is electromagnetism self-adaptation clamp clamp device II, and 17 is actuator I, and 18 is actuator II.
Double-head arrow represents the mutual conversion between locking state and relaxed state.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some changes and improvements can also be made.These all belong to protection scope of the present invention.
Embodiment 1
In the present embodiment, a kind of electromagnetism self-adaptation clamp clamp device, comprising: Clamping elements, the first magnet, the second magnet; Magnetic structure is formed between first magnet and the second magnet; When the second magnet produce magnetic field the acting force that the first magnet applies is changed, the first magnet can move between locked position and slack position;
When the first magnet moves to locked position by slack position, drive Clamping elements to perform and tighten up action, make controlled body lock onto clamp;
When the first magnet moves to slack position by locked position, drive Clamping elements to perform fluid motion, make controlled body free-running operation;
When the first magnet moves between slack position and locked position, drive Clamping elements to perform zoom action, make controlled body produce mutative damp characteristic, realize anti-lock function.
First magnet is one or more permanent magnet, and the second magnet is one or more soft magnetic bodies and field coil; Or the first magnet is one or more soft magnetic bodies and field coil, the second magnet is one or more permanent magnet.Soft magnetic bodies can be ingot iron or high magnetic permeability soft magnetic material.
As shown in Figure 1, in a preference of the present embodiment, Clamping elements is arcuation band; One end of arcuation band is stiff end, and the other end of arcuation band is fastenedly connected in the first magnet; Electromagnetism self-adaptation clamp clamp device also comprises pedestal; Pedestal comprises the first cavity, the second cavity, and pedestal adopts non-magnet material; First magnet is arranged on the guide rail in the first cavity; Second magnet is positioned at the second cavity; Under the driving of the second magnet, the first magnet moves along guide rail; Laterally to suction between first magnet and the second magnet, laterally refer to the tangential direction along the arcuation band other end.Wherein, the first magnet is permanent magnet, the second magnet is electromagnet, and this electromagnet comprises yoke and field coil.The material of described arcuation band can be the band that rigidity is larger, also can be elastic webbing, or the belt body combined by multiple material.Quantity and the installation site of described arcuation band can adjust.
The electromagnetism self-adaptation clamp locking device provided in the present embodiment, adopts electromagnetic-permanent magnetic field interactions to carry out drived control.When obstructed electric current, permanent magnet is adsorbed on yoke, drives arcuation band to tighten up, thus locking target object; After passing into electric current, permanent magnet is flicked by electromagnet, drives arcuation band to unfold, thus unlocks target object.When adopting multiple coil and multiple permanent magnet to drive, be applicable to the motion control for brake of large-sized structural parts.
As shown in Figure 2, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, electromagnet is contrary relative to the arranged direction of permanent magnet.
As shown in Figure 3, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, vertical to suction between the first magnet and the second magnet, vertically finger is along the normal orientation of the arcuation band other end.
As shown in Figure 4, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, Clamping elements is endless belt; The opposite end of endless belt is fastenedly connected one first magnet respectively, 2 the first magnets namely shown in Fig. 4, and these 2 first magnets are configured with 1 the second corresponding magnet respectively.The material of described endless belt can be the band that rigidity is larger, can be also elastic webbing, or the ring bodies combined by multiple material.The quantity of described endless belt and installation site can adjust.
As shown in Figure 5, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, mutually vertical between the first magnet and the magnetic axis of the second magnet, instead of be parallel to each other (coincidence).Therefore, being the preference shown in Fig. 5 by changing the arrangement form of permanent magnet and Electromagnetic Drive body in Fig. 1, can also anti-lock function being realized, carry out buffer-braking.
As shown in Figure 6, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, the first magnet is electromagnet, and the second magnet comprises 2 permanent magnets, and wherein, electromagnet is subject to the common driving of these 2 permanent magnets.
As shown in Figure 7, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, the second magnet comprises 2 electromagnets, and wherein, these 2 electromagnets drive the permanent magnet as the first magnet jointly.
As shown in Figure 8, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, the inside surface of Clamping elements is provided with abrasive particle medium, by by described abrasive particle Filled Dielectrics between arcuation band and controlled body, can friction factor be increased, clamp and the coupling mechanism force of controlled gradual change are provided.
As shown in Figure 9, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, the inside surface of Clamping elements is provided with tooth-shape structure; And in more preference, the inside surface of Clamping elements can also arrange groove structure or irregular hollow surface structure.
As shown in Figure 10, in a preference of the present embodiment, with preference shown in Fig. 1 unlike, described electromagnetism self-adaptation clamp clamp device also comprises auxiliary tightening mechanism.As shown in figure 11, described auxiliary tightening mechanism comprises screw mandrel, gear, permanent magnet sector gear, gear drive magnet; First magnet connects gear by screw mandrel, and gear engages with permanent magnet sector gear, and permanent magnet sector gear moves by the rotating band moving gear of gear drive magnet, drives the first magnet to move further by screw mandrel.Described auxiliary tightening mechanism can to the clamp coupling mechanism force of arcuation band be in harmonious proportion in advance prosthetic adjustment.
Embodiment 2
As shown in figure 12, according to a kind of combined type clamp clamp device provided by the invention, comprise actuator, also comprise described electromagnetism self-adaptation clamp clamp device; When actuator works, the Clamping elements being positioned at the described electromagnetism self-adaptation clamp clamp device of actuator both sides replaces execution and tightens up action, fluid motion, the objective body making actuator driving be positioned at actuator both sides forms inchworm motion, and structure entirety creates moving displacement; Wherein, the described cycle replaced is that actuator stretches and the cycle of shrinking start.
Particularly, a kind of combined type clamp clamp device provided by the invention, can realize inchworm motion by actuator.Combined type clamp clamp device can comprise the described electromagnetism self-adaptation clamp clamp device of many covers, and configures multiple actuator.Wherein, Figure 12 shows an elementary cell, and in each elementary cell, 2 described electromagnetism self-adaptation clamp clamp devices are arranged symmetrically in the both sides of 1 actuator.During actuator work, the objective body at two ends is driven to move, now, the described electromagnetism self-adaptation clamp clamp device of actuator side is in locking state, clamp locking is carried out to the objective body of this side, the described electromagnetism self-adaptation clamp clamp device of opposite side is then in relaxed state, and objective body moves under the driving of actuator.Actuator once stretches after start completes, and the described electromagnetism self-adaptation clamp clamp device of both sides converts duty respectively, and like this when actuator carries out contractile motion, objective body entirety just creates a moving displacement.
Embodiment 3
As shown in figure 13, according to a kind of combined type clamp clamp device provided by the invention, comprise multiple actuator, the multiple described electromagnetism self-adaptation clamp clamp device corresponding with described multiple actuator; Described multiple electromagnetism self-adaptation clamp clamp device is all positioned at the same side of corresponding actuator; When actuator is unfolded, the Clamping elements of described electromagnetism self-adaptation clamp clamp device carries out tightening up action, moves to drive spatial data objects; When actuator is shunk, the Clamping elements of described electromagnetism self-adaptation clamp clamp device carries out fluid motion, with Free up Memory objective body, makes spatial data objects keep motionless.
Particularly, a kind of combined type clamp clamp device provided in the present embodiment, can carry out transport and the transmission of spatial data objects by additional actuator.Described combined type clamp clamp device can comprise the described electromagnetism self-adaptation clamp clamp device of many covers, multiple additional actuator.Wherein, clamp clamp device and the supporting layout of actuator, and be arranged in the same side of actuator.During actuator work, drive the described electromagnetism self-adaptation clamp clamp device motion of one end, meanwhile, described electromagnetism self-adaptation clamp clamp device is all in clamp locking state, drives spatial data objects previous movement together; When actuator is shunk, described electromagnetism self-adaptation clamp clamp device is all in relaxed state, and spatial data objects is motionless.Repeat, thus carry out transport and the transmission of spatial data objects.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make a variety of changes within the scope of the claims or revise, and this does not affect flesh and blood of the present invention.When not conflicting, the feature in the embodiment of the application and embodiment can combine arbitrarily mutually.
Claims (9)
1. an electromagnetism self-adaptation clamp clamp device, is characterized in that, comprising: Clamping elements, the first magnet, the second magnet;
Magnetic structure is formed between first magnet and the second magnet;
When the second magnet produce magnetic field the acting force that the first magnet applies is changed, the first magnet can move between locked position and slack position;
When the first magnet moves to locked position by slack position, drive Clamping elements to perform and tighten up action, make controlled body lock onto clamp;
When the first magnet moves to slack position by locked position, drive Clamping elements to perform fluid motion, make controlled body free-running operation;
Wherein, Clamping elements, is specially:
-Clamping elements is arcuation band; One end of arcuation band is stiff end, and the other end of arcuation band is fastenedly connected in the first magnet;
-Clamping elements is endless belt; The opposite end of endless belt is fastenedly connected one first magnet respectively.
2. electromagnetism self-adaptation clamp clamp device according to claim 1, it is characterized in that, the first magnet, the second magnet, be specially:
-the first magnet is one or more permanent magnet, and the second magnet is one or more soft magnetic bodies and field coil; Or
-the first magnet is one or more soft magnetic bodies and field coil, and the second magnet is one or more permanent magnet.
3. electromagnetism self-adaptation clamp clamp device according to claim 1, is characterized in that, also comprise pedestal; Pedestal comprises the first cavity, the second cavity, and pedestal adopts non-magnet material;
First magnet is arranged on the guide rail in the first cavity; Second magnet is positioned at the second cavity;
Under the driving of the second magnet, the first magnet moves along guide rail.
4. electromagnetism self-adaptation clamp clamp device according to claim 1, is characterized in that, the relative space position between the first magnet and the second magnet comprises laterally to inhale or vertically to suction.
5. electromagnetism self-adaptation clamp clamp device according to claim 1, it is characterized in that, the inside surface of Clamping elements is provided with:
-abrasive particle medium;
-tooth-shape structure;
-groove structure; Or
-hollow surface structure.
6. electromagnetism self-adaptation clamp clamp device according to claim 1, it is characterized in that, also comprise auxiliary tightening mechanism, described auxiliary tightening mechanism comprises screw mandrel, gear, permanent magnet sector gear, gear drive magnet;
First magnet connects gear by screw mandrel, and gear engages with permanent magnet sector gear, and permanent magnet sector gear rotates by the rotating band nutating gear of gear drive magnet, drives the first magnet to move further by screw mandrel.
7. electromagnetism self-adaptation clamp clamp device according to claim 1, it is characterized in that, when the first magnet moves between slack position and locked position, drive Clamping elements to perform zoom action, make controlled body produce mutative damp characteristic, realize anti-lock function.
8. a combined type clamp clamp device, is characterized in that, comprises the electromagnetism self-adaptation clamp clamp device according to any one of actuator, claim 1 to 7;
When actuator works, the Clamping elements being positioned at the described electromagnetism self-adaptation clamp clamp device of actuator both sides replaces execution and tightens up action, fluid motion, the objective body making actuator driving be positioned at actuator both sides forms inchworm motion, and structure entirety creates displacement;
Wherein, the described cycle replaced is that actuator stretches and the cycle of shrinking start.
9. a combined type clamp clamp device, is characterized in that, comprises multiple actuator, electromagnetism self-adaptation clamp clamp device according to any one of multiple claims 1 to 7 corresponding with described multiple actuator;
Described multiple electromagnetism self-adaptation clamp clamp device is all positioned at the same side of corresponding actuator;
When actuator is unfolded, the Clamping elements of described electromagnetism self-adaptation clamp clamp device carries out tightening up action, moves to drive spatial data objects;
When actuator is shunk, the Clamping elements of described electromagnetism self-adaptation clamp clamp device carries out fluid motion, with Free up Memory objective body, makes spatial data objects keep motionless.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610038564.3A CN105527840B (en) | 2016-01-20 | 2016-01-20 | Electromagnetism adaptively clamps clamping device and combined type clamp clamping device |
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|---|---|---|---|
| CN201610038564.3A CN105527840B (en) | 2016-01-20 | 2016-01-20 | Electromagnetism adaptively clamps clamping device and combined type clamp clamping device |
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| CN105527840A true CN105527840A (en) | 2016-04-27 |
| CN105527840B CN105527840B (en) | 2019-05-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717223A (en) * | 2018-05-29 | 2018-10-30 | 上海交通大学 | It is tensioned platform and is tensioned platform combination device with Film Optics shape face |
| CN109751421A (en) * | 2017-11-01 | 2019-05-14 | 杨斌堂 | It is straight to drive air door mechanism |
| CN110136917A (en) * | 2019-06-28 | 2019-08-16 | 岑凯军 | A kind of combination magnet, permanent magnet magnetic energy reforming unit and reforming unit control method |
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| CN101976932A (en) * | 2010-11-12 | 2011-02-16 | 上海交通大学 | Inchworm motion linear electric motor based on electromagnetic clamping mechanism |
| CN104167957A (en) * | 2014-08-07 | 2014-11-26 | 杨斌堂 | Electromagnetic clamping mechanism and linear driving device and combination with same |
| CN205563122U (en) * | 2016-01-20 | 2016-09-07 | 上海交通大学 | Electromagnetism self -adaptation clamp clamping device and combination formula clamp clamping device |
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| US20020017883A1 (en) * | 1998-06-02 | 2002-02-14 | Marcinkiewicz Joseph G. | Force control system |
| CN101976931A (en) * | 2010-11-12 | 2011-02-16 | 上海交通大学 | Electromagnetic-permanent magnetic clamping mechanism for linear motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109751421A (en) * | 2017-11-01 | 2019-05-14 | 杨斌堂 | It is straight to drive air door mechanism |
| CN109751421B (en) * | 2017-11-01 | 2024-03-15 | 杨斌堂 | Direct-drive air door mechanism |
| CN108717223A (en) * | 2018-05-29 | 2018-10-30 | 上海交通大学 | It is tensioned platform and is tensioned platform combination device with Film Optics shape face |
| CN110136917A (en) * | 2019-06-28 | 2019-08-16 | 岑凯军 | A kind of combination magnet, permanent magnet magnetic energy reforming unit and reforming unit control method |
| CN110136917B (en) * | 2019-06-28 | 2024-05-28 | 岑凯军 | Combined magnet, permanent magnet magnetic energy conversion device and conversion device control method |
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| Publication number | Publication date |
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| CN105527840B (en) | 2019-05-24 |
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