CN106594126A - Electromagnetic brake with self-locking function - Google Patents
Electromagnetic brake with self-locking function Download PDFInfo
- Publication number
- CN106594126A CN106594126A CN201611253700.7A CN201611253700A CN106594126A CN 106594126 A CN106594126 A CN 106594126A CN 201611253700 A CN201611253700 A CN 201611253700A CN 106594126 A CN106594126 A CN 106594126A
- Authority
- CN
- China
- Prior art keywords
- yoke
- self
- lock collar
- absorption member
- electromagnetic brake
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2127/00—Auxiliary mechanisms
- F16D2127/06—Locking mechanisms, e.g. acting on actuators, on release mechanisms or on force transmission mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to the technical field of electromagnetic brakes, in particular to an electromagnetic brake with a self-locking function. The electromagnetic brake comprises a magnet yoke, a coil, a brake spring, an armature, a brake disc and an end cover and further comprises a self-locking mechanism. The self-locking mechanism comprises a self-locking disc, an adjusting pin, a self-locking spring and a magnetic attraction piece. One end of the adjusting pin is fixedly connected to the self-locking disc, and the other end of the adjusting pin is inserted in an installing hole and connected to the end portion of the self-locking spring. The magnetic attraction piece is fixedly connected to the self-locking disc. When the coil is powered on, the self-locking disc gets away from the magnet yoke. When the coil is powered off, the self-locking disc gets close to the magnet yoke, and braking is formed. By means of the electromagnetic brake, during powering off, the magnetic attraction force of the magnetic attraction piece can be utilized for acting on the armature through the self-locking spring, self-locking braking is conducted on the armature, and the braking effect is improved; and during powering on, a magnetic pole of the magnetic attraction piece and a magnetic pole of the magnet yoke are the same and are repelled with each other, the self-locking spring is in a loose state, and normal work of the electromagnetic brake is not affected.
Description
Technical field
The present invention relates to electromagnetic brake technical field, specially a kind of electromagnetic brake with auto-lock function.
Background technology
Electromagnetic power-off brake is be powered disengaging, the friction brakes of spring to break braking, is widely used in metallurgy, builds
Build, in the machinery such as chemical industry, lathe, elevator.This brake has that compact conformation, easy for installation, wide adaptability, noise be low, work
Working frequency is high, be a kind of preferable automated execution element the advantages of be active in one's movements, brake reliability.The external half-wave of brake is whole
Stream device, by one-way communication electricity direct current is made into.Winding produces magnetic field and sucks back in armature after power-up, while armature compression is fixed on iron core
Interior spring.During dead electricity, winding charge, spring ejects in armature, and armature will produce braking moment on frictional disk, stop motor
Only, but because brake operation has made seismism, spring can produce loosening phenomenon after long-play, cause braking moment to drop
It is low, affect braking effect.The Chinese utility model patent of Application No. 2015210395676, it passes through to arrange a brake disc
With adjustment pin manually to adjust the elastic force of spring ensureing braking effect, its shortcoming is only to find that braking effect is undesirable
Just can be manually adjusted afterwards.
The content of the invention
It is an object of the invention to provide a kind of electromagnetic brake with auto-lock function, can when power is off realize self-locking, carry
The braking effect of high electromagnetic brake.
The present invention above-mentioned technical purpose technical scheme is that：A kind of electromagnetism with auto-lock function
Brake, including yoke, coil, tripping spring, armature, brake disc and end cap, the coil is arranged in the yoke, described
Armature and the brake disc are located between the yoke and the end cap, and the tripping spring is promoted to the yoke direction is left
The armature compresses the brake disc and is braked, also including self-locking mechanism, the self-locking mechanism include from lock collar, adjustment pin,
Self-locking spring and magnetic absorption member, it is described to be arranged on the side of the yoke from lock collar and set up separately the two of the yoke with the armature
Side, one end of the adjustment pin be fixed in it is described from lock collar, the other end be plugged in the installing hole and be connected to it is described from
The end of lock spring, the yoke is provided with the installing hole run through in its thickness direction, and the self-locking spring is arranged on the peace
In dress hole, the magnetic absorption member is fixed in described from lock collar, and in the coil electricity, the magnetic absorption member is towards the yoke
The magnetic pole of one end, it is identical with the magnetic pole of the relative yoke end, it is described from lock collar away from the yoke；It is disconnected in the coil
It is described to drive the adjustment pin in axial direction near the magnetic under the magnetic attraction effect of the magnetic absorption member from lock collar when electric
Yoke, makes the self-locking spring be pressed on the armature and forms braking.
Preferably, one end of the adjustment pin is screwed onto described from lock collar, the other end is provided with and is plugged in the installation
Positive stop end in hole, is provided with the limiting section for preventing the positive stop end from leaving the installing hole at the opening of the installing hole.
Preferably, the limiting section is integral type structure with the adjustment pin, adjusted by rotating the adjustment pin
The limiting section is to the distance from lock collar.
Preferably, the air gap delta for being less than or equal to electromagnetic brake in the displacement of axial direction from lock collar.
Preferably, described be provided with reset assembly between lock collar and the yoke, it is described multiple in the coil blackout
Hyte part pulls to the yoke by described from lock collar.
Preferably, one end of the reset assembly is fixed in described from lock collar, the other end is connected with regulating part, described
Regulating part is provided with external screw thread, and the yoke is provided with internal thread hole, and the regulating part is screwed onto in the internal thread hole, by turning
Move the regulating part to adjust depth of the regulating part in the internal thread hole.
Preferably, the end of the reset assembly is rotatably connected on the regulating part, the regulating part includes being spirally connected
Portion and rotation section, the axle center of the spiro union portion is provided with the through hole for running through, and the rotation section is arranged in the through hole and relative institute
Spiro union portion rotation is stated, the end of the reset assembly is fixed on the rotation section.
Preferably, the adjustment pin and the magnetic absorption member be even circumferential be arranged on it is described from lock collar and described
Magnetic absorption member is arranged between the two neighboring adjustment pin.
Preferably, described be provided with fixing hole from lock collar, the magnetic absorption member is arranged in the fixing hole and the magnetic
The end face and the end face from lock collar of part are inhaled, the magnetic absorption member is annular shape, is provided with the magnetic in the fixing hole
The fixture that part is fixed in the fixing hole is inhaled, the fixture includes screw rod and end cap, and the screw rod passes through the magnetic
The centre bore of part is screwed onto described from lock collar, and the end cap is arranged on the outside of magnetic absorption member, and the end face of the yoke is provided with
The groove corresponding with the end cap.
Beneficial effects of the present invention：The present invention, can when power is off using the magnetic of magnetic absorption member by arranging self-locking mechanism
Power is applied on armature by self-locking spring, and to armature self-locking and braking is carried out, and prevents tripping spring from failing and causing security incident,
Braking effect is improved, when being powered because the magnetic pole of magnetic absorption member and the magnetic pole of yoke are identical and mutually exclusive, is made at self-locking spring
In relaxation state, the normal work of electromagnetic brake is not affected.
Description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the partial enlarged drawing in Fig. 1 at A；
Fig. 3 is from the front view of lock collar in the embodiment of the present invention；
In figure：1- yokes, 11- installing holes, 111- limiting sections, 12- grooves, 2- coils, 3- tripping springs, 4- armature, 5- brakings
Disk, 6- end caps, 7- self-locking mechanisms, 71- is from lock collar, 711- fixing holes, 712- pin joints hole, 72- magnetic absorption members, 73- fixtures, 731-
Screw rod, 732- ends cap, 74- adjustment pins, 741- positive stop ends, 75- self-locking springs, 76- reset assemblies, 77- regulating parts, 771- is spirally connected
Portion, 772- rotation sections.
Specific embodiment
Specific examples below is only explanation of the invention, and it is not limitation of the present invention, art technology
Personnel can make as needed the modification without creative contribution after this specification is read to the present embodiment, but as long as
All protected by Patent Law in scope of the presently claimed invention.
Embodiment：As shown in Figure 1, Figure 2 and Figure 3, a kind of electromagnetic brake with auto-lock function, including yoke 1, coil 2,
Tripping spring 3, armature 4, brake disc 5 and end cap 6, the coil 2 is arranged in the yoke 1, the armature 4 and the braking
Disk 5 is located between the yoke 1 and the end cap 6, and the tripping spring 3 promotes the armature 4 to the direction of the yoke 1 is left
Compress the brake disc 5 to be braked.Also include self-locking mechanism 7, the self-locking mechanism 7 include from lock collar 71, adjustment pin 74, from
Lock spring 75 and magnetic absorption member 72, it is described to be arranged on the side of the yoke 1 from lock collar 71 and set up separately in the magnetic with the armature 4
The both sides of yoke 1, one end of the adjustment pin 74 is fixed in described from lock collar 71, and the other end is plugged in the installing hole 11 simultaneously
The end of the self-locking spring 75 is connected to, the yoke 1 is provided with the installing hole 11 run through in its thickness direction, the self-locking
Spring 75 is arranged in the installing hole 11, and the magnetic absorption member 72 is fixed in described from lock collar 71, is powered in the coil 2
When, the magnetic absorption member 72 towards one end of the yoke 1 magnetic pole, it is identical with the magnetic pole of the relative end of the yoke 1, it is described
From lock collar 71 away from the yoke 1；In 2 power-off of coil, it is described from lock collar 71 the magnetic absorption member 72 magnetic masterpiece
Drive the adjustment pin 74 in axial direction near the yoke 1 with lower, the self-locking spring 75 is pressed on the armature 4
Form braking.The air gap delta of electromagnetic brake is wherein less than or equal in the displacement of axial direction from lock collar 71.
As shown in Figures 2 and 3, be provided with pin joint hole 712 from lock collar 71, one end of the adjustment pin 74 be screwed onto it is described from
In lock collar 71, the other end is plugged in installing hole 11, and its end is provided with the positive stop end 741 in the installing hole 11, described
The limiting section 111 for preventing the positive stop end 741 from leaving the installing hole 11 is provided with the opening of installing hole 11.The limiting section with
The adjustment pin 74 is integral type structure, and the limiting section is adjusted by rotating the adjustment pin 74 to described from lock collar 71
Distance.As shown in figure 3, pin joint hole 712 and fixing hole 711 are even circumferential is arranged on described from lock collar 71, the regulation
Pin 74 and the magnetic absorption member 72 are connected to described from lock collar 71 by this holes even circumferential, and the magnetic absorption member 72 is arranged
Between the two neighboring adjustment pin 74.Described to be provided with fixing hole 711 from lock collar 71, the magnetic absorption member 72 is arranged on described
In fixing hole 711 and the magnetic absorption member 72 end face and the end face from lock collar 71, the magnetic absorption member 72 is annular shape,
The fixture 73 being fixed on the magnetic absorption member 72 in the fixing hole 711, the fixture 73 are provided with the fixing hole 711
Including screw rod 731 and end cap 732, it is described from lock collar 71 that the screw rod 731 passes through the centre bore of the magnetic absorption member 72 to be screwed onto,
The end cap 732 is arranged on the outside of magnetic absorption member 72, and the end face of the yoke 1 is provided with corresponding with the end cap 732 recessed
Groove 12.
As shown in Fig. 2 described be provided with reset assembly 76 between lock collar 71 and the yoke 1, reset assembly 76 is using drawing
Spring or elastic rubber strip can.In 2 power-off of coil, the reset assembly 76 by it is described pull to from lock collar 71 it is described
Yoke 1.One end of the reset assembly 76 can be spirally connected or be welded on from lock collar 71, and the other end connects the regulating part 77
On.The regulating part 77 is provided with external screw thread, and the yoke 1 is provided with internal thread hole, and the regulating part 77 is screwed onto the interior spiral shell
In pit, by rotating the regulating part 77 depth of the regulating part 77 in the internal thread hole is adjusted.The regulation
Part 77 includes spiro union portion 771 and rotation section 772, and the axle center of the spiro union portion 771 is provided with the through hole for running through, the rotation section 772
It is arranged in the through hole and rotates relative to the spiro union portion 771, rotation section 772 is provided with through hole, the reset assembly 76
End is hooked on the rotation section 772 by hook.
Claims (9)
1. a kind of electromagnetic brake with auto-lock function, including yoke（1）, coil（2）, tripping spring（3）, armature（4）, braking
Disk（5）And end cap（6）, the coil（2）Installed in the yoke（1）It is interior, the armature（4）With the brake disc（5）It is located at
The yoke（1）With the end cap（6）Between, the tripping spring（3）To leaving the yoke（1）Direction promotes the armature
（4）Compress the brake disc（5）It is braked, it is characterised in that：Also include self-locking mechanism（7）, the self-locking mechanism（7）Including
From lock collar（71）, adjustment pin（74）, self-locking spring（75）And magnetic absorption member（72）, it is described from lock collar（71）It is arranged on the yoke
（1）Side and with the armature（4）Set up separately in the yoke（1）Both sides, the adjustment pin（74）One end be fixed in institute
State from lock collar（71）On, the other end is plugged in the installing hole（11）It is interior and be connected to the self-locking spring（75）End, institute
State yoke（1）It is provided with the installing hole run through in its thickness direction（11）, the self-locking spring（75）It is arranged on the installing hole
（11）It is interior, the magnetic absorption member（72）It is fixed in described from lock collar（71）On, in the coil（2）During energization, the magnetic absorption member
（72）Towards the yoke（1）One end magnetic pole, with the relative yoke（1）The magnetic pole of end is identical, described from lock collar
（71）Away from the yoke（1）；In the coil（2）It is described from lock collar during power-off（71）In the magnetic absorption member（72）Magnetic
Power effect is lower to drive the adjustment pin（74）In axial direction near the yoke（1）, make the self-locking spring（75）It is pressed on
The armature（4）It is upper to form braking.
2. a kind of electromagnetic brake with auto-lock function according to claim 1, it is characterised in that：The adjustment pin（74）
One end be screwed onto it is described from lock collar（71）On, the other end is provided with and is plugged in the installing hole（11）Interior positive stop end（741）, institute
State installing hole（11）Opening at be provided with and prevent the positive stop end（741）Leave the installing hole（11）Limiting section（111）.
3. a kind of electromagnetic brake with auto-lock function according to claim 2, it is characterised in that：The limiting section and institute
State adjustment pin（74）For integral type structure, by rotating the adjustment pin（74）To adjust the limiting section to described from lock collar
（71）Distance.
4. a kind of electromagnetic brake with auto-lock function according to claim 1, it is characterised in that：It is described from lock collar（71）
The air gap delta of electromagnetic brake is less than or equal in the displacement of axial direction.
5. a kind of electromagnetic brake with auto-lock function according to claim 1, it is characterised in that：It is described from lock collar（71）
With the yoke（1）Between be provided with reset assembly（76）, in the coil（2）During power-off, the reset assembly（76）Will be described
From lock collar（71）Pull to the yoke（1）.
6. a kind of electromagnetic brake with auto-lock function according to claim 5, it is characterised in that：The reset assembly
（76）One end be fixed in it is described from lock collar（71）On, the other end is connected with regulating part（77）, the regulating part（77）It is provided with outer
Screw thread, the yoke（1）It is provided with internal thread hole, the regulating part（77）It is screwed onto in the internal thread hole, by rotating institute
State regulating part（77）To adjust the regulating part（77）Depth in the internal thread hole.
7. a kind of electromagnetic brake with auto-lock function according to claim 6, it is characterised in that：The reset assembly
（76）End be rotatably connected on the regulating part（77）On, the regulating part（77）Including spiro union portion（771）And rotation section
（772）, the spiro union portion（771）Axle center be provided with the through hole for running through, the rotation section（772）It is arranged in the through hole and phase
To the spiro union portion（771）Rotate, the reset assembly（76）End be fixed in the rotation section（772）On.
8. a kind of electromagnetic brake with auto-lock function according to claim 3, it is characterised in that：The adjustment pin（74）
With the magnetic absorption member（72）Be even circumferential be arranged on it is described from lock collar（71）On, and the magnetic absorption member（72）It is arranged on adjacent
Two adjustment pins（74）Between.
9. a kind of electromagnetic brake with auto-lock function according to claim 8, it is characterised in that：It is described from lock collar（71）
It is provided with fixing hole（711）, the magnetic absorption member（72）It is arranged on the fixing hole（711）Interior and described magnetic absorption member（72）End face
With described from lock collar（71）End face, the magnetic absorption member（72）For annular shape, the fixing hole（711）Inside being provided with will be described
Magnetic absorption member（72）It is fixed on the fixing hole（711）Interior fixture（73）, the fixture（73）Including screw rod（731）And end
Cap（732）, the screw rod（731）Through the magnetic absorption member（72）Centre bore be screwed onto it is described from lock collar（71）On, the end
Cap（732）It is arranged on magnetic absorption member（72）Outside, the yoke（1）End face be provided with and the end cap（732）Corresponding
Groove（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253700.7A CN106594126B (en) | 2016-12-30 | 2016-12-30 | A kind of electromagnetic brake with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253700.7A CN106594126B (en) | 2016-12-30 | 2016-12-30 | A kind of electromagnetic brake with self-locking function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106594126A true CN106594126A (en) | 2017-04-26 |
| CN106594126B CN106594126B (en) | 2019-01-18 |
Family
ID=58581348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611253700.7A Active CN106594126B (en) | 2016-12-30 | 2016-12-30 | A kind of electromagnetic brake with self-locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594126B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010802A (en) * | 2018-01-08 | 2018-05-08 | 行驱电气（上海）有限公司 | The electromagnetic system and magnetic latching relay of a kind of magnetic latching relay |
| CN109302042A (en) * | 2018-09-10 | 2019-02-01 | 中车青岛四方机车车辆股份有限公司 | A kind of device actively adjusting eddy-current brake magnet gap and its control method |
| CN110159676A (en) * | 2019-04-04 | 2019-08-23 | 贵州航天林泉电机有限公司 | A kind of anti-vibration lockpin-type brake |
| CN110375020A (en) * | 2019-08-15 | 2019-10-25 | 安徽创新电磁离合器有限公司 | A kind of electromagnetic brake of twin coil double armature |
| CN110625642A (en) * | 2019-08-31 | 2019-12-31 | 武汉弗雷德斯科技发展有限公司 | Mechanical arm joint brake system and control method thereof |
| CN112984012A (en) * | 2021-04-20 | 2021-06-18 | 成都瑞迪智驱科技股份有限公司 | Manual-automatic release and self-locking electromagnetic braking system |
| CN114215863A (en) * | 2021-12-08 | 2022-03-22 | 浙江玛拓驱动设备有限公司 | Disc brake |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10184739A (en) * | 1996-12-27 | 1998-07-14 | Shinko Electric Co Ltd | Manual releasing device for unexcited operation type electromagnetic brake/clutch |
| CN104340915A (en) * | 2013-08-08 | 2015-02-11 | 小仓离合器有限公司 | Electromagnetic drum brake |
| CN204239527U (en) * | 2014-10-10 | 2015-04-01 | 多摩川精密电机（苏州）有限公司 | Electromagnetic braking apparatus |
| CN204716831U (en) * | 2015-05-25 | 2015-10-21 | 安徽立信电磁离合器有限公司 | The powerless magnetic brake of the braking of a kind of energy power release and electronic recovery braking |
| CN205244209U (en) * | 2015-12-09 | 2016-05-18 | 安徽创新电磁离合器有限公司 | Take arrester spring adjusting device of auto -lock |
-
2016
- 2016-12-30 CN CN201611253700.7A patent/CN106594126B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10184739A (en) * | 1996-12-27 | 1998-07-14 | Shinko Electric Co Ltd | Manual releasing device for unexcited operation type electromagnetic brake/clutch |
| CN104340915A (en) * | 2013-08-08 | 2015-02-11 | 小仓离合器有限公司 | Electromagnetic drum brake |
| CN204239527U (en) * | 2014-10-10 | 2015-04-01 | 多摩川精密电机（苏州）有限公司 | Electromagnetic braking apparatus |
| CN204716831U (en) * | 2015-05-25 | 2015-10-21 | 安徽立信电磁离合器有限公司 | The powerless magnetic brake of the braking of a kind of energy power release and electronic recovery braking |
| CN205244209U (en) * | 2015-12-09 | 2016-05-18 | 安徽创新电磁离合器有限公司 | Take arrester spring adjusting device of auto -lock |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010802A (en) * | 2018-01-08 | 2018-05-08 | 行驱电气（上海）有限公司 | The electromagnetic system and magnetic latching relay of a kind of magnetic latching relay |
| CN109302042A (en) * | 2018-09-10 | 2019-02-01 | 中车青岛四方机车车辆股份有限公司 | A kind of device actively adjusting eddy-current brake magnet gap and its control method |
| CN110159676A (en) * | 2019-04-04 | 2019-08-23 | 贵州航天林泉电机有限公司 | A kind of anti-vibration lockpin-type brake |
| CN110375020A (en) * | 2019-08-15 | 2019-10-25 | 安徽创新电磁离合器有限公司 | A kind of electromagnetic brake of twin coil double armature |
| CN110625642A (en) * | 2019-08-31 | 2019-12-31 | 武汉弗雷德斯科技发展有限公司 | Mechanical arm joint brake system and control method thereof |
| CN112984012A (en) * | 2021-04-20 | 2021-06-18 | 成都瑞迪智驱科技股份有限公司 | Manual-automatic release and self-locking electromagnetic braking system |
| CN112984012B (en) * | 2021-04-20 | 2021-07-27 | 成都瑞迪智驱科技股份有限公司 | Manual-automatic release and self-locking electromagnetic braking system |
| CN114215863A (en) * | 2021-12-08 | 2022-03-22 | 浙江玛拓驱动设备有限公司 | Disc brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106594126B (en) | 2019-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106594126A (en) | Electromagnetic brake with self-locking function | |
| US20090127949A1 (en) | Permanent-magnet synchronous gearless traction machine | |
| CN108087461B (en) | Brake and motor with same | |
| CN106678209B (en) | A kind of electromagnetic brake separated using air-flow | |
| CN110375020A (en) | A kind of electromagnetic brake of twin coil double armature | |
| CN104632954B (en) | External disk internal magnetization disk brake | |
| CN208474375U (en) | A kind of electromagnetic brake | |
| CN110332261A (en) | A kind of composite excitation braking method and its brake | |
| CN206361052U (en) | A kind of electromagnetic brake and motor | |
| CN201891780U (en) | DC (direct current) electromagnetic brake | |
| CN210715657U (en) | Electromagnetic brake with permanent magnet | |
| CN104967363A (en) | Motor electrifying braking device | |
| CN202790245U (en) | Electromagnetic brake with safety device | |
| CN102710066B (en) | Tubular motor | |
| CN105465244B (en) | A kind of electromagnetic power-off brake that can arbitrarily adjust rubbing surface gap | |
| CN206723314U (en) | A kind of electromagnetic power-off brake for being applicable braking door | |
| CN202565109U (en) | Tubular motor | |
| CN205792017U (en) | A kind of electromagnetic type brake unit of 4 wheel driven transfer case motor | |
| CN206636964U (en) | It is a kind of can it is electrodeless control braking torque electricity loss brake | |
| CN205133015U (en) | Stopper of motor for construction elevator | |
| CN210461485U (en) | Electromagnetic brake with double coils and double armatures | |
| CN106059183A (en) | Electromagnetic brake device for four-wheel power divider motor | |
| CN205401548U (en) | Stopper and power equipment | |
| CN208089800U (en) | A kind of electromagnetic clutch with mounting flange | |
| CN107687488B (en) | Electromagnetic brake |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |