CN206361052U - A kind of electromagnetic brake and motor - Google Patents
A kind of electromagnetic brake and motor Download PDFInfo
- Publication number
- CN206361052U CN206361052U CN201621085097.1U CN201621085097U CN206361052U CN 206361052 U CN206361052 U CN 206361052U CN 201621085097 U CN201621085097 U CN 201621085097U CN 206361052 U CN206361052 U CN 206361052U
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- Prior art keywords
- armature
- brake
- rotating shaft
- brake unit
- electromagnetic
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Abstract
The utility model is related to electrical equipment technical field, more particularly to a kind of electromagnetic brake and motor, to improve the reliability for the motor for applying the electromagnetic brake.The electromagnetic brake includes magnet coil group, armature and brake unit, and the shell of wherein magnet coil group and motor is relatively fixed, and is coaxially disposed with the rotating shaft of motor, and the axial width of magnet coil group is more than the axial width of armature;Armature is located in magnet coil group, is coaxially disposed and can move axially relative to rotating shaft with rotating shaft, and armature periphery it is first-class be arranged at intervals with multiple permanent magnets, the pole orientation of multiple permanent magnets is unanimously and radially;It is provided with least one of armature and brake unit for the friction plate with another one friction catch, magnet coil group electromagnetic force produced when being powered causes armature to move axially to abut brake unit or release the abutting of armature and brake unit, passes through friction disc brake rotating shaft when armature is abutted with brake unit.
Description
Technical field
The utility model is related to electrical equipment technical field, more particularly to a kind of electromagnetic brake and motor.
Background technology
Electromagnetic brake is a kind of preferable automated execution element in modern industrial equipment, main in machine driven system
Play transmission power and control motion etc..It has compact conformation, it is simple to operate, respond sensitive, life-span it is permanent, using can
The advantages of leaning on and be easily achieved far distance controlled.By mode of braking, it is generally divided into energization brake type electromagnetic brake and power-off is made
Dynamic formula electromagnetic brake, wherein power-off brake formula electromagnetic brake can be applied in power-off (anti-danger) braking occasion.
Existing power-off brake formula electromagnetic brake is generally included:The electromagnetic coil assembly of magnet coil is provided with,
The rotating shaft of the magnet coil and motor is coaxially disposed;Both sides are provided with the disc type brake unit of friction plate, the disc type brake list
Member and the rotating shaft are circumferentially fixed and be axially movable;The armature between disc type brake unit and electromagnetic coil assembly is arranged on, its
It is axially movable and is detachably connected with electromagnetic coil assembly;It is arranged on the affixed side that disc type brake unit deviates from armature side
Plate, it has the gap of setting between armature;And it is fixed on the homonymy of electromagnetic coil assembly, the coil for abutting armature
Spring.When the magnet coil is not powered on, coil spring in axial direction applies pressure to armature, is consolidated disc type brake unit
It is scheduled between side plate and armature, the friction plate on the both sides of disc type brake unit is abutted with side plate and armature respectively, so as to brake
The rotating shaft of motor.When the magnet coil is powered, the electromagnetic field produced by magnet coil applies and pressure direction to armature
Opposite electromagnetic force, so as to armature be separated with disc type brake unit, to release braking.
However, during above-mentioned electromagnetic brake use, used friction plate, armature and side plate etc. with it is long when
Between use, abrasion can be produced due to the phase mutual friction between three so that gap between armature and side plate becomes big;Or
Reduce by magnetic flux produced when being powered in magnet coil is likely to occur the magnetic force for diminishing and being applied to armature, so that meeting
So that, it is possible to armature occur and disc type brake unit separates halfway situation, enter in electromagnetic brake in use
And cause the reliability of electromagnetic brake to reduce.Especially it is constrained to existing processing and manufacturing technology, it is possible to occur in which and set
Fixed gap can not meet the requirement of the reliability of electromagnetic brake work, so as to occur releasing brake latency or even fail
The problem of.
Utility model content
The utility model provides a kind of electromagnetic brake, and its braking ability is relatively reliable, so as to improve using the electromagnetism
The reliability of the motor of brake.
Therefore, the one side of the utility model embodiment there is provided a kind of electromagnetic brake, including:Magnet coil
Group, armature and brake unit,
The shell of the magnet coil group and motor is relatively fixed, and is coaxially disposed with the rotating shaft of the motor, institute
The axial width for stating magnet coil group is more than the axial width of the armature;
The armature be located at the magnet coil group in, be coaxially disposed with the rotating shaft and can relative to the rotating shaft axial direction
It is mobile, and first-class it is arranged at intervals with multiple permanent magnets, the pole orientation one of the multiple permanent magnet in the periphery of the armature
Cause and radially;
It is provided with least one of the armature and the brake unit for the friction with another one friction catch
Piece, magnet coil group electromagnetic force produced when being powered cause the armature move axially to abut the brake unit or
The abutting of the armature and the brake unit is released, the friction plate is passed through when the armature is abutted with the brake unit
Brake the rotating shaft.
Using electromagnetic brake provided by the utility model, one or more magnet coils are included in magnet coil group,
When magnet coil is powered, the electromagnetic field produced by magnet coil is made by the first-class spaced permanent magnet in the periphery to armature
Apply the axial force for moving axially it with and to armature, and the active force relative to being applied on armature in the prior art
Electromagnetic force more greatly and evenly so that during the use of electromagnetic brake, even if there is mistake between armature and friction plate
The situation or gap that degree magnetic flux produced when wearing and tearing and being powered in the situation of gap increase, magnet coil reduces are uneven
Situation also ensure that armature and brake unit are timely and effectively separated so that effectively prevent braking or release braking prolong
Slow or failure;Also, reduce the requirement of processing and manufacturing electromagnetic brake.
Brake unit and armature in electromagnetic brake are disposed with various ways, as long as braking can be realized.Tool
Body, the brake unit in the electromagnetic brake that the utility model is provided is fixed in the rotating shaft, the armature with
The shell of the motor is relatively circumferentially fixed;Or, the armature therein is circumferentially fixed in the rotating shaft, the braking
The shell of unit and the motor is relatively fixed.
In another aspect of the present utility model, the armature rubs towards being provided with the side of the brake unit at it
Pad.Certainly, in another aspect of the present utility model, the brake unit is at it towards being provided with the side of the armature
Friction plate.
In another aspect of the present utility model, in order to improve the reliability of electromagnetic brake, the electromagnetic brake is also
The relatively-stationary side plate of shell with the motor can be included;The brake unit is circumferentially fixed in the rotating shaft and edge
The rotating shaft axial movement, the brake unit is additionally provided with friction plate at it on the side of the armature, in braking institute
When stating rotating shaft, the side plate is abutted with the friction plate on the side of the armature of the brake unit.
Electromagnetic brake provided in the another aspect of the utility model also includes consolidating relative to the shell of the motor
Fixed flexible member, the flexible member in axial direction applies and electromagnetic force pressure in opposite direction to the armature.
Above-mentioned electromagnetic brake can be used in motor, to improve the reliability of motor, therefore of the present utility model another
On the one hand a kind of motor is also provided, it includes any of the above-described described electromagnetic brake, wherein the electromagnetic brake is controlled
The power output of motor.
Brief description of the drawings
The cross section structure schematic diagram of the first embodiment for the electromagnetic brake that Fig. 1 provides for the utility model, wherein electricity
Magnetic brake is in on-position;
Fig. 2 is the main structure diagram of the armature of the electromagnetic brake shown in Fig. 1;
Fig. 3 is the electromagnetic brake in non-on-position shown in Fig. 1;
The cross section structure schematic diagram of the second embodiment for the electromagnetic brake that Fig. 4 provides for the utility model, wherein electricity
Magnetic brake is in non-on-position;
Fig. 5 is the electromagnetic brake in on-position shown in Fig. 4;
The cross section structure schematic diagram of 3rd embodiment of the electromagnetic brake that Fig. 6 provides for the utility model, wherein electricity
Magnetic brake is in on-position;
The cross section structure schematic diagram of 4th embodiment of the electromagnetic brake that Fig. 7 provides for the utility model, wherein electricity
Magnetic brake is in on-position;
The cross section structure schematic diagram of 5th embodiment of the electromagnetic brake that Fig. 8 provides for the utility model, wherein electricity
Magnetic brake is in non-on-position.
Embodiment
In the motor of application electromagnetic brake, it is necessary to electromagnetic brake there is high braking or release braking can
By property, the armature in electromagnetic brake provided by the utility model is located in magnet coil group, first-class of the periphery of the armature
Every being provided with, pole orientation is consistent and multiple permanent magnets radially, and the axial width of magnet coil group is more than armature
Axial width so that using the electromagnetic brake when, the active force for the axial movement being applied on armature is more uniform, from
Even and if there is excessive wear between armature and friction plate and situations such as gap increase or uneven gap, also can effectively prevent
The delay or failure of braking are only braked or released, and reduces the requirement of processing and manufacturing electromagnetic brake.
To be more clearly understood that embodiment of the present utility model, referring to the drawings, carried out specifically with specific embodiment
It is bright.
As depicted in figs. 1 and 2, it is electromagnetic brake in first embodiment of the present utility model, including:With motor
The fixed seat 11 that is fixedly connected of shell 300;
The magnet coil group being made up of two magnet coils 10a and 10b being fixed in fixed seat 11, wherein magnet coil
Group and the rotating shaft 200 of motor are coaxially disposed;
The armature 2 being coaxially disposed in magnet coil group and with rotating shaft 200, in the first-class interval setting in the periphery of armature 2
There is the pole orientations of 4 permanent magnets, 21,4 permanent magnets 21 radially and S poles are referred both to outwards, armature 2 is by being oriented to spiral shell
Bolt 3 is circumferentially fixed to fixed seat 11, and specifically, guide blot 3 has guide section and threaded connection section, and guide blot 3 passes through rank
The pilot hole of iron 2 is mounted to fixed seat 11, so that armature 2 can be moved axially on guide section relative to rotating shaft 200, armature
There is the gap delta (state shown in Fig. 1) of setting between 2 and fixed seat 11;
Brake unit 4, is fixed in rotating shaft 200, and at it towards being provided with friction plate 41 on the surface of armature 2;
Coil spring 5, is fixed in fixed seat 11 and is located at respectively with brake unit 4 both sides of armature 2, coil spring 5
Pressure F in axial direction is applied to armature 2TSo that armature 2 moves axially to abut brake unit 4;
Wherein, when magnet coil is provided in it in "on" position, electromagnetic field such as Fig. 3 institutes produced by magnet coil
Show (camber line with arrow represents the magnetic line of force in Fig. 3) so that the axial force applied to armature, the i.e. direction of electromagnetic force and pressure
Power FTIt is in opposite direction so that armature overcomes pressure FTEffect and into drawing right side axial movement, with brake unit 4
On friction plate 41 separate.
Lower mask body introduces the operation principle for the electromagnetic brake that present embodiment is provided:
When magnet coil is not powered on (reference picture 1), magnet coil does not apply electromagnetic force to armature, and armature is in coil
The pressure F of spring 5TUnder effect, the friction plate 41 on brake unit 4 is compressed, because brake unit 4 is fixedly connected with rotating shaft 200,
Thus rotating shaft 200 can be braked by friction plate 41;And when magnet coil is powered (reference picture 3), produced in magnet coil
Electromagnetic field (the part magnetic line of force is illustrate only in figure) as shown in Figure 3, according to the magnet property that identical charges repel each other, there is a natural attraction between the sexes,
Due to permanent magnet 21 set on armature pole orientation as shown in FIG. (S is extremely outside), thus the electromagnetic field passes through these
Permanent magnet applies active force to the right in axial direction to armature, and band moving armature moves right, and ensures that armature 2 and system
The friction plate 41 of moving cell 4 is separated.It was found from above-mentioned operation principle, the electromagnetic brake in present embodiment is power-off brake formula
Electromagnetic brake.
The electromagnetic brake provided using present embodiment, when magnet coil is powered, because the periphery of armature is first-class
Spaced permanent magnet is applied the active force of axial movement by the effect of the electromagnetic field to armature, thus, this embodiment party
The active force that armature in formula is subject to is more uniform relative to the electromagnetic force being applied in the prior art on armature and bigger, makes
During the use of electromagnetic brake, even if there is excessive wear between armature and friction plate gap delta increase situation,
The uneven situation of situation or gap that produced magnetic flux reduces when being powered in magnet coil also ensures that armature and friction
Piece is timely and effectively separated, so as to effectively prevent releasing brake latency or failure;It is dynamic especially for single-disc electromagnetic
For device, wherein the brake unit being fixed in rotating shaft 200 easily deforms and causes space change, above-mentioned beneficial effect is outstanding
To be obvious;
Also, by magnet coil when being powered the active force that is applied to armature compared to applied in prior art
More greatly and evenly, the size (such as gap delta is excessive) for controlling gap delta thus is not adjusted for example in installation process,
Releasing braking can be reliably achieved, so as to reduce the requirement of processing and manufacturing electromagnetic brake.
It should be noted that in the present embodiment, magnet coil group is fixed to motor casing by fixed seat, still
Can also it is relatively fixed with motor casing using other implementations;In addition, armature 2 herein is attached to admittedly
Reservation 11, but shell of motor etc. can also be for example attached to using other implementations, as long as enabling to rank
Iron is coaxially disposed and can moved axially relative to the rotating shaft with rotating shaft.In addition, in some other embodiments, being
The axial float of brake unit 4 is prevented, the axial locating part such as spring collar is provided with rotating shaft toward contact, for axial direction
Position brake unit 4.
As shown in figure 4, be the electromagnetic brake in second embodiment of the present utility model, itself and first embodiment institute
The electromagnetic brake of offer is substantially similar, and it is energization brake type electromagnetic system to differ only in the electromagnetic brake in present embodiment
Dynamic device, that is to say, that difference is as follows:
Coil spring 5, is fixed in fixed seat 11, and the homonymy of armature 2, so, coil spring 5 are located at brake unit 4
Pressure F in axial direction is applied to armature 2TSo that armature 2 moves axially to separate with the friction plate 41 of brake unit 4;
The head of guide blot 3 acts also as the axial limiting part for armature 2;
Wherein, when magnet coil is provided in it in "on" position, electromagnetic field such as Fig. 5 institutes produced by magnet coil
Show (camber line with arrow represents the magnetic line of force in Fig. 5) so that the direction of the axial force applied to armature and pressure FTSide
To on the contrary, so that armature overcomes pressure FTEffect and into drawing right side axial movement, abutted with brake unit 4, lead to
Cross friction plate 41 and realize braking rotating shaft 200.
Lower mask body introduces the operation principle for the electromagnetic brake that present embodiment is provided:
When magnet coil is not powered on (reference picture 4), magnet coil does not apply electromagnetic force to armature, and armature is in coil
The pressure F of spring 5TIn the presence of, it is separated with the friction plate 41 of brake unit 4, the rotating shaft rotation of motor;And in electromagnetism
During coil electricity (reference picture 5), electromagnetic field as shown in Figure 5 is produced in magnet coil and (part magnetic force is illustrate only in figure
Line), according to the magnet property that identical charges repel each other, there is a natural attraction between the sexes, because the pole orientation of permanent magnet 21 set on armature is as schemed
Shown in (S is extremely outside), thus the electromagnetic field applies active force to the right in axial direction to armature by these permanent magnets,
Band moving armature moves right, and ensures that armature 2 is abutted with the friction plate 41 of brake unit 4, can pass through friction plate 41
Brake rotating shaft 200.
Similarly, compared to prior art, the electromagnetic brake provided using present embodiment, it can be ensured that armature and system
Moving cell is timely and effectively abutted, and the braking of rotating shaft is realized by friction plate, so as to effectively prevent brake latency or failure.
Rubbed it should be noted that brake unit in above-mentioned embodiment is only provided with its surface towards armature
Pad, but friction plate can also be respectively provided with the both sides of brake unit in other modifications, to improve the reliability of braking.
It is illustrated in figure 6 the electromagnetic brake that an embodiment variant of the present utility model is provided, the electromagnetic braking
Device is substantially similar with electromagnetic brake in first embodiment, differs only in:
The electromagnetic brake also includes side plate 7, and the side plate 7 is located at the side away from armature 2 of brake unit 4, and it is with consolidating
Reservation 11 is fixedly connected;
Brake unit 4 is circumferentially fixed in rotating shaft 200 and being moved axially along rotating shaft 200 (such as by shown in figure
The spline housing connection gone out), brake unit 4 is on the surface towards armature 2 and towards being respectively arranged with friction on the surface of side plate 7
Piece 41,42, coil spring 5 in axial direction applies pressure F to armature 2TSo that armature 2 moves axially to abut friction plate 41,
And then promoting the axial movement of brake unit 4 friction plate 42 is abutted with side plate 7, i.e., brake unit 4 is now by side plate 7 and armature 2
It is fixedly clamped, brakes rotating shaft 200, the gap between armature 2 and fixed seat with setting.
When the magnet coil in the electromagnetic brake that present embodiment is provided is powered, the electromagnetism produced by magnet coil
Field applies axial force by the permanent magnet on armature to armature, so that armature overcomes pressure FTEffect and into drawing
Right side axial movement, side plate 7 and armature 2 separates with brake unit, and then releases the braking of countershaft.Risen in order to succinct
See, although not shown in figure 6, for it will be apparent to a skilled person that should also be set in rotating shaft 200
Have for making brake unit and side plate 7 separate the flexible member in setting gap and for releasing the braking shape of countershaft
The locating part in the gap between brake unit and armature 2 is kept under state, to realize that brake unit is separated with side plate 7 and armature 2.
Similarly, the electromagnetic brake provided using present embodiment, it is possible to increase the reliability of electromagnetic brake, and
The requirement of processing and manufacturing is reduced, so as to improve production efficiency.
In the above-described embodiment, friction plate may be contained within brake unit it should be appreciated that friction plate can
On any one of both the element that is arranged on brake unit and is abutted against with it, or brake unit and abutted against with it
Friction plate is respectively provided with both elements, rotating shaft braking is made i.e. by brake unit as long as frictional force can be produced between
Can, friction plate (friction plate 22 shown in reference picture 7) can also be for example set on armature.
In addition, reference picture 8, another embodiment variant of the present utility model additionally provides a kind of electromagnetic brake, it is wrapped
Include:
The fixed seat 11 being fixedly connected with the shell 300 of motor;
The magnet coil group being made up of two magnet coils 10a and 10b being fixed in fixed seat 11, wherein magnet coil
Group and the rotating shaft 200 of motor are coaxially disposed;
Armature 2 in magnet coil group, armature 2 is circumferentially fixed in can move axially in rotating shaft 200 and along rotating shaft 200
(for example being connected by the spline housing in figure), in the first-class magnetic for being arranged at intervals with 4 21,4 permanent magnets of permanent magnet in the periphery of armature 2
Extreme direction is radially and S poles are referred both to outwards;
The friction plate 41 in fixed seat 11 is arranged on, (can also be considered as, for setting a part for friction plate 41 to be braking
Unit 4, can also be the brake unit being fixedly connected with fixed seat 11 in other embodiments certainly, and it is towards armature 2
Surface on be provided with friction plate 41);
The spring base 9 being fixed in rotating shaft 200;
The locating part 6 being fixed in rotating shaft 200 and the adjusting screw through position of the locating part 6 for adjusting armature 2
61;And
Coil spring 5, is fixed in spring base 9 and in axial direction to armature 2 and applies pressure FTSo that armature 2 is axially
It is moved to and is separated with friction plate 41, there is the gap delta (state shown in Fig. 8) of setting between friction plate 41 and armature 2;
Wherein, when magnet coil is provided in it in "on" position, the electromagnetic field produced by magnet coil is to armature
The direction of the axial force of application and pressure FTIt is in opposite direction so that armature overcomes pressure FTEffect and into drawing
Right side axial movement, so as to be abutted with friction plate 41, to brake rotating shaft 200.
Lower mask body introduces the operation principle for the electromagnetic brake that present embodiment is provided:
When magnet coil is not powered on, magnet coil does not apply electromagnetic force, pressure of the armature in coil spring 5 to armature
Power FTIn the presence of, separated with friction plate 41;And when magnet coil is powered, the electromagnetic field produced by magnet coil passes through armature
On permanent magnet to armature apply axial force so that armature 2 overcomes pressure FTRight side from effect 2 to figure movement,
Ensure that armature 2 is abutted with friction plate 41.
Therefore the electromagnetic brake that present embodiment is provided can similarly improve the reliability of electromagnetic brake, and drop
The requirement of low processing and manufacturing, so as to improve production efficiency.
It is further to note that the quantity of permanent magnet set on the periphery of armature is not limited, as shown in Figure 2
4 permanent magnets, but such as 2,3,5 etc. it is also possible.The size and shape of permanent magnet is schematically, forever
Magnet can also be other sizes or shape.Magnet coil group in shown embodiment includes two coils, certainly
It is also likely to be a coil, or more coils, as long as when magnet coil group is powered, enabling to armature to be located at substantially equal
In even electromagnetic field, it is not specifically limited herein.
In addition, the pole orientation of permanent magnet set on the periphery of armature unanimously refers to the magnetic pole of permanent magnet radially
Outwardly or it is directed radially inwardly toward, for example S poles are to be radially outward directed in above-mentioned discussed embodiment, but
It is for it will be apparent to a skilled person that pole orientation can also be to be radially outward directed for N poles, as long as to electricity
The sense of current in magnetic coil is adjusted correspondingly so that its electromagnetic field produced when being powered is acted on permanent magnet application
Power, so that armature direction overcomes the direction of pressure to move.
In addition, coil spring is shown in each above-mentioned embodiment as flexible member, to provide pressure FT, but can
With it is contemplated that the flexible member such as leaf spring can substitute coil spring.
It should be noted that it was found from foregoing all embodiments, in electromagnetic brake, in order to realize that braking turns
Axle is, it is necessary to which armature and one of brake unit are circumferentially fixed relative to rotating shaft, and another one is circumferential relative to the shell of motor
It is fixed, wherein " circumferentially fixed relative to institute's rotating shaft " mean it is directly circumferentially fixed in rotating shaft, or pass through other and connect
Part is circumferentially fixed with rotating shaft, " shell relative to motor is circumferentially fixed " mean directly with the shell of motor it is circumferentially fixed,
Shell by other connectors and motor is circumferentially fixed, or even for example brake unit can be used as the one of the shell of motor
Part, or it is used as a part for the fixed seat being previously mentioned.
Herein it should be noted that those skilled in the art are it can be seen from each above-mentioned embodiment of the present utility model:
The electromagnetic brake that the utility model is provided, it includes:Magnet coil group, armature and brake unit, the electromagnetism
The shell of coil group and motor is relatively fixed, and is coaxially disposed with the rotating shaft of the motor, the axle of the magnet coil group
It is more than the axial width of the armature to width;The armature is located in the magnet coil group, is coaxially disposed with the rotating shaft
And can be moved axially relative to the rotating shaft, and the armature periphery it is first-class be arranged at intervals with multiple permanent magnets, it is described
The pole orientations of multiple permanent magnets is consistent and radially;Set at least one of the armature and described brake unit
It is equipped with for the friction plate with another one friction catch, magnet coil electromagnetic force produced when being powered causes the armature
Move axially to abut the brake unit or release the abutting of the armature and the brake unit, the armature with it is described
Brake unit passes through rotating shaft described in the friction disc brake when abutting.So as to when using the electromagnetic brake, be applied to armature
On axial movement active force it is more uniform and bigger, even if so as to excessive wear between armature and friction plate occur and gap
Situations such as δ increases or gap is uneven, also can effectively prevent from braking or releasing the delay or failure of braking, and reduce
Fabricate the requirement of electromagnetic brake.
Specific implementation of the present utility model is described in detail above by reference to accompanying drawing, it is clear that the skill of this area
Art personnel can carry out various changes and modification without departing from spirit and scope of the present utility model to the utility model.So,
If these modifications and variations of the present utility model belong within the scope of the utility model claim and its equivalent technologies, then
The utility model is also intended to comprising including these changes and modification.
Claims (8)
1. a kind of electromagnetic brake, including:Magnet coil group, armature and brake unit, it is characterised in that
The shell of the magnet coil group and motor is relatively fixed, and is coaxially disposed with the rotating shaft of the motor, the electricity
The axial width of magnetic coil group is more than the axial width of the armature;
The armature is located in the magnet coil group, is coaxially disposed and can axially be moved relative to the rotating shaft with the rotating shaft
It is dynamic, and the armature periphery it is first-class be arranged at intervals with multiple permanent magnets, the pole orientation of the multiple permanent magnet is consistent
And radially;
It is provided with least one of the armature and the brake unit for the friction plate with another one friction catch, institute
Electromagnetic force produced when magnet coil group is powered is stated so that the armature moves axially to abut the brake unit or releasing
The abutting of the armature and the brake unit, the friction disc brake is passed through when the armature is abutted with the brake unit
The rotating shaft.
2. electromagnetic brake according to claim 1, it is characterised in that the brake unit is fixed in the rotating shaft,
The armature is relative with the shell of the motor circumferentially fixed.
3. electromagnetic brake according to claim 1, it is characterised in that the armature is circumferentially fixed in the rotating shaft;
The shell of the brake unit and the motor is relatively fixed.
4. electromagnetic brake according to claim 1, it is characterised in that the armature is at it towards the brake unit
Friction plate is provided with side.
5. the electromagnetic brake according to claim 1 or 4, it is characterised in that the brake unit is at it towards the rank
Friction plate is provided with the side of iron.
6. electromagnetic brake according to claim 5, it is characterised in that the electromagnetic brake also include with it is described electronic
The relatively-stationary side plate of shell of machine;
The brake unit is circumferentially fixed to be moved axially in the rotating shaft and along the rotating shaft, and the brake unit deviates from it
Friction plate is additionally provided with the side of the armature, when braking the rotating shaft, the side plate deviates from the brake unit
The friction plate on the side of the armature is abutted.
7. electromagnetic brake according to claim 1, it is characterised in that also consolidate including the shell relative to the motor
Fixed flexible member, the flexible member in axial direction applies and electromagnetic force pressure in opposite direction to the armature.
8. a kind of motor, it is characterised in that including according to electromagnetic brake according to any one of claims 1 to 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621085097.1U CN206361052U (en) | 2016-09-27 | 2016-09-27 | A kind of electromagnetic brake and motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621085097.1U CN206361052U (en) | 2016-09-27 | 2016-09-27 | A kind of electromagnetic brake and motor |
Publications (1)
Publication Number | Publication Date |
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CN206361052U true CN206361052U (en) | 2017-07-28 |
Family
ID=59369627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621085097.1U Expired - Fee Related CN206361052U (en) | 2016-09-27 | 2016-09-27 | A kind of electromagnetic brake and motor |
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Country | Link |
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CN (1) | CN206361052U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111835140A (en) * | 2020-08-10 | 2020-10-27 | 深圳先进技术研究院 | Armature component and application thereof |
CN112815025A (en) * | 2019-11-15 | 2021-05-18 | 株式会社丰田自动织机 | Brake system |
CN113685466A (en) * | 2021-09-18 | 2021-11-23 | 奥创动力传动(深圳)有限公司 | Brake |
WO2023040179A1 (en) * | 2021-09-18 | 2023-03-23 | 奥创动力传动(深圳)有限公司 | Magnetic yoke iron core and brake |
-
2016
- 2016-09-27 CN CN201621085097.1U patent/CN206361052U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112815025A (en) * | 2019-11-15 | 2021-05-18 | 株式会社丰田自动织机 | Brake system |
CN111835140A (en) * | 2020-08-10 | 2020-10-27 | 深圳先进技术研究院 | Armature component and application thereof |
CN111835140B (en) * | 2020-08-10 | 2022-02-01 | 深圳先进技术研究院 | Armature component and application thereof |
CN113685466A (en) * | 2021-09-18 | 2021-11-23 | 奥创动力传动(深圳)有限公司 | Brake |
WO2023040179A1 (en) * | 2021-09-18 | 2023-03-23 | 奥创动力传动(深圳)有限公司 | Magnetic yoke iron core and brake |
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