CN107834767A - The servomotor end cap and its braking method of band brake - Google Patents
The servomotor end cap and its braking method of band brake Download PDFInfo
- Publication number
- CN107834767A CN107834767A CN201711154154.6A CN201711154154A CN107834767A CN 107834767 A CN107834767 A CN 107834767A CN 201711154154 A CN201711154154 A CN 201711154154A CN 107834767 A CN107834767 A CN 107834767A
- Authority
- CN
- China
- Prior art keywords
- end cap
- yoke
- armature
- brake disc
- 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.)
- Withdrawn
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
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
-
- 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
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/22—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart, e.g. for drum brakes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
- H02K7/1021—Magnetically influenced friction brakes
- H02K7/1023—Magnetically influenced friction brakes 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
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
- F16D2121/22—Electric or magnetic using electromagnets for releasing a normally applied brake
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Braking Arrangements (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of servomotor end cap of band brake, including end cap body, brake is installed on end cap body, brake includes yoke, armature, brake disc, quiet plate, spring and coil, yoke is embedded in end cap body, coil is located in yoke, it is external that end cap sheet is exposed on the left of yoke, armature is arranged on the left of yoke, brake disc is located on the left of armature, quiet plate is located on the left of brake disc, yoke is connected with quiet plate by some screw rods, spring is between armature and yoke, and spring withstands armature and brake disc is locked between quiet plate and armature, end cap body, yoke, armature, through hole is equipped with the middle part of brake disc and quiet plate.Yoke is directly embedded in end cap body by the present invention, and not only sound construction is reliable, and braking is steady reliable；And reduce volume, shorten the length of motor, reduce installation difficulty, reduce cost of manufacture, improve producing efficiency, reduce the decay of brake force, increase brake force, higher brake force can be provided for the motor of small size high torque.
Description
Technical field
The present invention relates to a kind of parts of servomotor, more particularly to a kind of servomotor end cap of band brake and
Its braking method.
Background technology
Current servomotor rear end cap and servo electromagnetic brake are split-type structural, two component combinations in use,
Need to be installed separately, can not only increase overall volume and space-consuming, also increase number of assembling steps and integral installation difficulty, improve system
Make cost height, reduce producing efficiency；And separately design, when also resulting in motor braking, brake force is needed by ex-ternal transmission
Mechanism is transmitted, in transmission mechanism transmit process, brake force will respective attenuation, influence its insensitivity.
The content of the invention
The present invention is in order to solve defect present in above-mentioned prior art and deficiency, there is provided a kind of by brake and servo
Back end cover for motor is made of one formula, can reduce volume, shortens the length of motor, reduces number of assembling steps, reduces installation difficulty, contracting
Subtract cost of manufacture, improve producing efficiency, reduce the decay of brake force, higher brake force can be provided for the motor of small size high torque
Band brake servomotor end cap and its braking method.
Technical scheme：A kind of servomotor end cap of band brake, including end cap body, the end cap sheet
Brake is installed, the brake includes yoke, armature, brake disc, quiet plate, spring and coil, and the yoke is embedded on body
In end cap body, the coil is located in yoke, is exposed to that end cap sheet is external, and the armature is arranged on yoke on the left of the yoke
Left side, the brake disc are located on the left of armature, and the quiet plate is located on the left of brake disc, and the yoke and quiet plate pass through some screw rods
Connection, the spring is between armature and yoke, and spring withstands armature and brake disc is locked between quiet plate and armature, institute
State and be equipped with through hole in the middle part of end cap body, yoke, armature, brake disc and quiet plate.
Brake and servomotor rear end cap are made of one formula by the present invention, directly yoke are embedded in end cap body, no
Only sound construction is reliable, and braking is steady reliable；And volume can be reduced, shorten the length of motor, reduce number of assembling steps, reduce
Installation difficulty, reduce cost of manufacture, improve producing efficiency, reduce the decay of brake force, increase brake force, can be that small size is high turns round
The motor of square provides higher brake force.
Preferably, the yoke right side central is provided with bearing, and bearing cap, the bearing cap are provided with the right side of the end cap body
It is connected by some screws with yoke.
This kind of structure facilitates the installation of rotating shaft, it is ensured that rotating shaft drives the rotation of brake disc more steady reliable, ensures simultaneously
Bearing installation is more solid and reliable.
Preferably, the yoke is provided with the spring mounting groove for coordinating spring, and the spring is located at armature and installed with spring
Between groove.
This kind of structure ensures that the installation of spring is more solid and reliable, so as to ensure that armature compression spring or spring top are opened and lifted
The action opened is more steady reliable.
Preferably, the quantity of the screw rod is three, and three screw rods are distributed in equilateral triangle, and every screw rod is externally provided with shield
Set.
This kind of structure ensures that the connection of quiet plate and yoke is more solid and reliable, and plays certain protective role to screw rod.
Preferably, for the brake disc between three sheaths, the armature is provided with the U-shaped guide groove for coordinating sheath.
This kind of structure ensures that movement of the armature between quiet plate and yoke is more steady reliable, thereby further ensures that armature
Promote brake disc more steady reliable.
Preferably, interior hexagonal axle sleeve is provided with the middle part of the brake disc, roller end penetrates interior hexagonal axle sleeve after passing through bearing
Internal locking.
This kind of structure facilitates being fastenedly connected for brake disc and rotating shaft.
Preferably, the end cap body is square, and four angles are provided with trapeze cut, and the end cap bodies top is set
There is pin-and-hole, the yoke is provided with the cotter way for coordinating pin-and-hole.
This kind of structure is convenient to be embedded in yoke in end cap body, at the same ensure yoke it is more solid and reliable be arranged on end cap
In body.
Preferably, the spacing collar of fitted bearing lid is provided with the right side of the end cap body, installation is provided with the outside of the spacing collar
Circle.
This kind of structure not only facilitates bearing cap to be arranged on end cap body, while facilitates end cap body to be arranged on motor.
Preferably, the quantity of the screw is three, and three screws are distributed in equilateral triangle, and the yoke, which is provided with, to be coordinated
The bearing mounting groove of bearing.
This kind of structure further ensures that bearing cap and the degree of firmly installing of yoke, while further ensures that the installation jail of bearing
Soundness.
A kind of braking method of the servomotor end cap of band brake, 1) coil obtains electric, and yoke produces magnetic force by armature
Hold, armature against the force of the spring is moved toward yoke direction, and brake disc is released, and now, rotating shaft can be normal with brake disc
Rotate；2) coil losing electricity, armature under the spring-force driven dual of spring to brake disc direction move, brake disc be locked in quiet plate and
It can not be rotated between armature, now, brake disc limitation rotating shaft can not rotate, and reach braking purpose.
Brake and servomotor rear end cap are made of one formula by the present invention, directly yoke are embedded in end cap body, no
Only sound construction is reliable, and braking is steady reliable；And volume can be reduced, shorten the length of motor, reduce number of assembling steps, reduce
Installation difficulty, reduce cost of manufacture, improve producing efficiency, reduce the decay of brake force, increase brake force, can be that small size is high turns round
The motor of square provides higher brake force.
Brief description of the drawings
Fig. 1 is the schematic cross-section of the present invention；
Fig. 2 is the structural representation of the present invention；
Fig. 1 end cap bodies, 2. quiet plates, 3. brake discs, 4. armature, 5. coils, 6. springs, 7. bearings, 8. bearing caps, 9.
Yoke, 10. screw rods, 11. sheaths, hexagonal axle sleeve in 12., 13. pin-and-holes, 14. cotter ways, 15. screws, 16. spacing collars, 17. installations
Circle, 18. spring mounting grooves, 19. bearing mounting grooves, 20.U type guide grooves, 21. trapeze cuts.
Embodiment
The invention will now be described in further detail with reference to the accompanying drawings, but is not the limit to the scope of the present invention
System.
As illustrated in fig. 1 and 2, the servomotor end cap of a kind of band brake, including end cap body 1, pacify on end cap body 1
Equipped with brake, brake includes yoke 9, armature 4, brake disc 3, quiet plate 2, spring 6 and coil 5, and yoke 9 is embedded in end cap sheet
In body 1, coil 5 is located in yoke 9, and the left side of yoke 9 is exposed to outside end cap body 1, and armature 4 is arranged on the left side of yoke 9, brake disc 3
Positioned at the left side of armature 4, quiet plate 2 is located at the left side of brake disc 3, and yoke 9 and quiet plate 2 are connected by three screw rods 10.Spring 6 is positioned at rank
Between iron 4 and yoke 9, and spring 6 withstands armature 4 and brake disc 3 is locked between quiet plate 2 and armature 4, end cap body 1, yoke
9th, armature 4, brake disc 3 and the middle part of quiet plate 2 are equipped with through hole.The right side central of yoke 9 is provided with bearing 7, and the right side of end cap body 1 is provided with
Bearing cap 8, bearing cap 8 are connected by three screws 15 with yoke 9.Yoke 9 is provided with the spring mounting groove 18 for coordinating spring 6,
Spring 6 is between armature 4 and spring mounting groove 18.Three screw rods 10 are distributed in equilateral triangle, and every screw rod 10 is externally provided with shield
Set 11.For brake disc 3 between three sheaths 11, armature 4 is provided with the U-shaped guide groove 20 for coordinating sheath 11.In brake disc 3
Portion is provided with interior hexagonal axle sleeve 12, and roller end penetrates the interior internal locking of hexagonal axle sleeve 12 after passing through bearing 7.End cap body 1 is in pros
Shape, and four angles are provided with trapeze cut 21, the top of end cap body 1 is provided with pin-and-hole 13, and yoke 9, which is provided with, coordinates pin-and-hole 13
Cotter way 14.The right side of end cap body 1 is provided with the spacing collar 16 of fitted bearing lid 8, and the outside of spacing collar 16 is provided with installing ring 17.Three
Screw 15 is distributed in equilateral triangle, and yoke 9 is provided with the bearing mounting groove 19 of fitted bearing 7.
A kind of braking method of the servomotor end cap of band brake, 1) coil obtains electric, and yoke produces magnetic force by armature
Hold, armature against the force of the spring is moved toward yoke direction, and brake disc is released, and now, rotating shaft can be normal with brake disc
Rotate；2) coil losing electricity, armature under the spring-force driven dual of spring to brake disc direction move, brake disc be locked in quiet plate and
It can not be rotated between armature, now, brake disc limitation rotating shaft can not rotate, and reach braking purpose.
Brake and servomotor rear end cap are made of one formula by the present invention, directly yoke are embedded in end cap body, no
Only sound construction is reliable, and braking is steady reliable；And volume can be reduced, shorten the length of motor, reduce number of assembling steps, reduce
Installation difficulty, reduce cost of manufacture, improve producing efficiency, reduce the decay of brake force, increase brake force, can be that small size is high turns round
The motor of square provides higher brake force.
Claims (10)
1. a kind of servomotor end cap of band brake, including end cap body, it is characterised in that：Installed on the end cap body
There is brake, the brake includes yoke, armature, brake disc, quiet plate, spring and coil, and the yoke is embedded in end cap sheet
In body, the coil is located in yoke, is exposed to that end cap sheet is external, and the armature is arranged on the left of yoke, institute on the left of the yoke
State brake disc to be located on the left of armature, the quiet plate is located on the left of brake disc, and the yoke is connected with quiet plate by some screw rods, institute
Spring is stated between armature and yoke, and spring withstands armature and brake disc is locked between quiet plate and armature, the end cap
Through hole is equipped with the middle part of body, yoke, armature, brake disc and quiet plate.
A kind of 2. servomotor end cap of band brake according to claim 1, it is characterised in that：On the right side of the yoke
Middle part is provided with bearing, is provided with bearing cap on the right side of the end cap body, the bearing cap is connected by some screws with yoke.
A kind of 3. servomotor end cap of band brake according to claim 1, it is characterised in that：Set in the yoke
There is the spring mounting groove for coordinating spring, the spring is between armature and spring mounting groove.
A kind of 4. servomotor end cap of band brake according to claim 1, it is characterised in that：The number of the screw rod
Measure as three, three screw rods are distributed in equilateral triangle, and every screw rod is externally provided with sheath.
A kind of 5. servomotor end cap of band brake according to claim 4, it is characterised in that：The brake disc position
Between three sheaths, the armature is provided with the U-shaped guide groove for coordinating sheath.
A kind of 6. servomotor end cap of band brake according to claim 1, it is characterised in that：In the brake disc
Portion is provided with interior hexagonal axle sleeve, and roller end penetrates interior hexagonal axle sleeve internal locking after passing through bearing.
A kind of 7. servomotor end cap of band brake according to claim 1, it is characterised in that：The end cap body
It is square, and four angles are provided with trapeze cut, the end cap bodies top is provided with pin-and-hole, and the yoke, which is provided with, matches somebody with somebody dowel pin
The cotter way in hole.
A kind of 8. servomotor end cap of band brake according to claim 1, it is characterised in that：The end cap body
Right side is provided with the spacing collar of fitted bearing lid, and installing ring is provided with the outside of the spacing collar.
A kind of 9. servomotor end cap of band brake according to claim 2, it is characterised in that：The number of the screw
Measure as three, three screws are distributed in equilateral triangle, and the yoke is provided with the bearing mounting groove of fitted bearing.
A kind of 10. braking method of the servomotor end cap of band brake as claimed in claim 1, it is characterised in that：1) line
To enclose electric, yoke produces magnetic force and holds armature, and armature against the force of the spring moves toward yoke direction, and brake disc is released, this
When, rotating shaft can be with brake disc normal rotation；2) coil losing electricity, armature is under the spring-force driven dual of spring to brake disc direction
Mobile, brake disc is locked between quiet plate and armature and can not rotated, and now, brake disc limitation rotating shaft can not rotate, and reach system
Dynamic purpose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711154154.6A CN107834767A (en) | 2017-11-20 | 2017-11-20 | The servomotor end cap and its braking method of band brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711154154.6A CN107834767A (en) | 2017-11-20 | 2017-11-20 | The servomotor end cap and its braking method of band brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107834767A true CN107834767A (en) | 2018-03-23 |
Family
ID=61652963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711154154.6A Withdrawn CN107834767A (en) | 2017-11-20 | 2017-11-20 | The servomotor end cap and its braking method of band brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107834767A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787415A (en) * | 2019-02-18 | 2019-05-21 | 安徽创新电磁离合器有限公司 | A kind of servo motor brake low noise operating structure |
| CN115217868A (en) * | 2022-06-07 | 2022-10-21 | 深圳市同川科技有限公司 | Electromagnetic brake and robot |
-
2017
- 2017-11-20 CN CN201711154154.6A patent/CN107834767A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787415A (en) * | 2019-02-18 | 2019-05-21 | 安徽创新电磁离合器有限公司 | A kind of servo motor brake low noise operating structure |
| CN109787415B (en) * | 2019-02-18 | 2023-08-18 | 安徽创新电磁离合器有限公司 | Low-noise operation structure of servo motor brake |
| CN115217868A (en) * | 2022-06-07 | 2022-10-21 | 深圳市同川科技有限公司 | Electromagnetic brake and robot |
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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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180323 |