CN110048544A - A kind of crane metallurgy electromagnetic braking cone brake motor - Google Patents
A kind of crane metallurgy electromagnetic braking cone brake motor Download PDFInfo
- Publication number
- CN110048544A CN110048544A CN201910481495.7A CN201910481495A CN110048544A CN 110048544 A CN110048544 A CN 110048544A CN 201910481495 A CN201910481495 A CN 201910481495A CN 110048544 A CN110048544 A CN 110048544A
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- Prior art keywords
- armature
- braking
- motor
- fixed disk
- coil
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- 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.)
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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
- F16D55/04—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 by moving discs or pads away from one another against radial walls of drums or cylinders
- F16D55/14—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 by moving discs or pads away from one another against radial walls of drums or cylinders with self-tightening action, e.g. by means of coacting helical surfaces or balls and inclined surfaces
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- 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
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of electromagnetic brakings of crane metallurgy to bore brake motor, including decelerating motor, the tail portion of decelerating motor is equipped with electro-magnetic braking device, decelerating motor includes stator, rotor, motor shaft and shell, motor shaft is set to rotor center shaft position and passes through drive end bearing bracket and rear end cap, electro-magnetic braking device includes magnetic yoke coil, armature and compressed spring, when magnetic yoke coil is powered, magnetic yoke coil attracts armature and compressed spring is made to be in compressive state, when magnetic yoke coil blackout, compressed spring resets, coil fixed disk is fixedly connected on rear end cap, magnetic yoke coil is mounted in coil fixed disk, the both ends of compressed spring are fixedly connected with coil fixed disk and armature respectively, the periphery of armature is the conical surface, the tail portion of motor shaft is equipped with the braking fan blade matched with armature, the inner circumferential that braking fan blade is matched with armature is the conical surface.The frictional contact surface of armature of the present invention and braking fan blade is conical surface design, can increase moment of friction, improve braking ability.
Description
Technical field
The present invention relates to motor brake fields more particularly to a kind of electromagnetic braking of crane metallurgy to bore brake motor.
Background technique
Since the intensity of manual labor can be greatly reduced in hoisting machinery, be conducive to the mechanization and automation of production process
Realization, raise labour productivity, so hoisting machinery has become mechanical equipment indispensable in modern industry.But due to
Hoisting machinery have the characteristics that mechanical load variation greatly, lifting is various informative, activity range of operation is wide, working environment is complicated,
Operator participates under mated condition, various Frequent Troubles and harmfulness is very big.And the handling object of crane for steelworks use is more multiple
It is miscellaneous, dangerous, including liquid metals, nuclear fuel material, large scale equipment etc., the safety of necessary support personnel and equipment during handling,
So needing reliable brake apparatus on crane for steelworks use, electromagnetic braking motor is one of commonly used equipment.
Existing electromagnetic braking motor, electro-magnetic braking device are mounted on motor tail portion, install disk on rotor outrigger shaft
The brake block of shape installs an axially displaceable drag ring on electro-magnetic braking device, and in the braking state, drag ring is by spring
It pushes up to discoidal brake block, Disk brake device block is hindered by frictional force, and rotor cannot be supported drive rotation；When motor is logical
Electricity, while being also powered to the coil of electro-magnetic braking device, drag ring is attracted movement, leaves discoidal brake block, then motor
Rotor is unlatched.Since the contact surface size of Disk brake device block and drag ring is limited, when braking, Disk brake device block and drag ring
Between moment of friction with regard to relatively limited, braking ability is to be improved.
Summary of the invention
The present invention provides a kind of crane metallurgy electromagnetic braking cone brake to solve shortcoming in the prior art
The frictional contact surface of motor, armature and braking fan blade is conical surface design, can increase moment of friction, improve braking ability.
The present invention is adopted the technical scheme that solve the above-mentioned problems, provides a kind of crane metallurgy electromagnetic system
Mantle brake motor, including decelerating motor, the tail portion of decelerating motor are equipped with electro-magnetic braking device, and decelerating motor includes stator, turns
Son, motor shaft and shell, stator and rotor engagement are simultaneously arranged inside the shell, the rear and front end of shell be separately installed with drive end bearing bracket and
Rear end cap, motor shaft are set to rotor center shaft position and pass through the drive end bearing bracket and rear end cap, and electro-magnetic braking device includes magnetic yoke
Coil, armature and compressed spring, when magnetic yoke coil is powered, magnetic yoke coil attracts armature and compressed spring is made to be in compressive state,
When magnetic yoke coil blackout, compressed spring resets, and coil fixed disk is fixedly connected on rear end cap, it is solid that magnetic yoke coil is mounted on coil
On price fixing, the both ends of compressed spring are fixedly connected with coil fixed disk and armature respectively, and the periphery of armature is the conical surface, motor shaft
Tail portion is equipped with the braking fan blade matched with armature, and the inner circumferential that braking fan blade is matched with armature is the conical surface.
Preferably, braking fan blade includes the blade fixed disk for being fixedly mounted on motor shaft tail portion, the appearance of blade fixed disk
It is evenly equipped with several blades on face, taper brake block, taper brake block and rank are fixedly connected on the inner surface of blade fixed disk
Iron is equipped with.
Preferably, brake block is removably connected on the inner surface of taper brake block.
Preferably, hollow slots, hollow slots and the coaxial setting of motor shaft are offered on armature.
Preferably, guide post is installed, correspondence offers guide groove on armature in coil fixed disk.
Preferably, housing is installed, coil fixed disk, armature and braking fan blade are arranged in housing on rear end cap.
By adopting the above technical scheme, the invention has the following advantages that
The frictional contact surface of armature and braking fan blade of the invention is conical surface design, interior in a limited space to increase CONTACT WITH FRICTION
Area can increase moment of friction, improve braking ability；Brake block and fan blade are combined as a whole by braking fan blade of the invention, phase
Compared with the structure type that brake block, fan blade separately design, components installation steps can be effectively reduced, avoid assembling bad bring
Quality problems.
Brake block of the invention can avoid armature and directly contact with braking fan blade, reduces the abrasion of braking fan blade, uses one
After the section time, brake block can be only replaced, saves part exchanging cost, brake block can extend service life of the invention, prevent play
Armature or braking fan blade are damaged under strong abrasion.
To sum up, electromagnetic system mantle brake electric machine structure of the invention is simple, braking is rapid, and it is quick to can be applied to various requirement
In braking and the mechanical equipment and transmission device that are accurately positioned.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram that fan blade is braked in the present invention；
Fig. 3 is the structural schematic diagram of armature in the present invention.
Appended drawing reference: 1 drive end bearing bracket, 2 shells, 3 stators, 4 rotors, 5 rear end caps, 6 magnetic yoke coils, 7 armature, 71 are engraved
Empty slot, 8 braking fan blades, 81 blade fixed disks, 82 blades, 83 taper brake block, 9 motor shafts, 10 housings, 11 guide posts, 12 lines
Enclose fixed disk, 13, compressed spring, 14 brake blocks, 15 guide grooves.
Specific embodiment
As shown in Figure 1 to Figure 3, a kind of crane metallurgy electromagnetic braking of the invention cone brake motor includes decelerating motor,
The tail portion of decelerating motor is equipped with electro-magnetic braking device, and decelerating motor includes stator 3, rotor 4, motor shaft 9 and shell 2, stator 3
With rotor 4 with setting is merged in shell 2, the rear and front end of shell 2 is separately installed with drive end bearing bracket 1 and rear end cap 5, motor shaft 9
Set on 4 cental axial position of rotor and the drive end bearing bracket 1 and rear end cap 5 are passed through, electro-magnetic braking device includes magnetic yoke coil 6, armature 7
With compressed spring 13, when magnetic yoke coil 6 is powered, magnetic yoke coil 6 attracts armature 7 and compressed spring 13 is made to be in compressive state, magnetic
When yoke winding 6 powers off, compressed spring 13, which resets, pushes armature 7, is fixedly connected with coil fixed disk 12, magnetic inversion line on rear end cap 5
Circle 6 is mounted in coil fixed disk 12, and the both ends of compressed spring 13 are fixedly connected with coil fixed disk 12 and armature 7 respectively, rank
The periphery of iron 7 is the conical surface, hollow slots 71, hollow slots 71 and the coaxial setting of motor shaft 9 is offered on armature 7, hollow slots 71 can
The weight of armature 7 is reduced, weight, save the cost are reduced；The tail portion of motor shaft 9 is equipped with the braking fan blade matched with armature 7
8, the inner circumferential that braking fan blade 8 is matched with armature 7 is the conical surface.
The frictional contact surface of armature 7 and braking fan blade 8 is conical surface design, can dramatically increase moment of friction, improve braking
Performance.
Braking fan blade 8 includes the blade fixed disk 81 for being fixedly mounted on 9 tail portion of motor shaft, the outer surface of blade fixed disk 81
The upper axis around motor shaft 9 is evenly equipped with several blades 82, is fixedly connected with taper system on the inner surface of blade fixed disk 81
Motion block 83, taper brake block 83 are equipped with armature 7, are removably connected with brake block on the inner surface of taper brake block 83
14。
Brake block and fan blade are combined as a whole by braking fan blade 8, the structure shape separately designed compared to brake block, fan blade
Formula can effectively reduce components installation steps, avoid assembling bad bring quality problems.
Brake block 14 can avoid armature 7 and directly contact with braking fan blade 8, the abrasion of braking fan blade 8 be reduced, when using one section
Between after, can only replace brake block 14, save part exchanging cost；The preferable carbon fiber brake of wear-resisting property can be used in brake block 14
Piece, ceramic brake etc., prolong the service life, and prevent from damaging armature 7 or braking fan blade 8 under sharp wear.
Guide post 11 is installed, correspondence offers guide groove 15 on armature 7 in coil fixed disk 12.Armature 7 be attracted or
It is moved axially when being pushed along motor shaft 9, guide post 11 can assist armature 7 to position, and armature 7 is avoided to send out after multiple position is mobile
Raw dislocation, reduces maintenance frequency.
Housing 10 is installed, coil fixed disk 12, armature 7 and braking fan blade 8 are arranged in housing 10 on rear end cap 5.
Housing 10 can play protection and dustproof effect.
In the tail portion of decelerating motor design installation electro-magnetic braking device, it is powered and is attracted, power off brake holding, in decelerating motor machinery
The effects of transmitting power and control movement are played in transmission system.Detailed process are as follows: when accessing power supply, electro-magnetic braking device is logical
Electricity, magnetic yoke coil 6 generate electromagnetic attraction, attract armature 7 and compress compressed spring 13, and braking fan blade 8 is separated with armature 7, subtract
Speed motor operating；When dump, electro-magnetic braking device power-off, magnetic yoke coil 6 loses electromagnetic attraction, and compressed spring 13 just pushes away
Moving armature 7 compresses braking fan blade 8, and armature 7 and the contact surface for braking fan blade 8 are the conical surface, it is possible to increase moment of friction, in frictional force
Under square effect, decelerating motor can shut down immediately, realize braking rapidly.
Electromagnetic system mantle brake electric machine structure of the invention is simple, braking is rapid, can be applied to various requirement fast braking
In the mechanical equipment and transmission device of accurate positionin.
6 energization adhesive armature 7 of magnetic yoke coil, powering off the working principle isolated with armature 7 is the prior art, specifically no longer superfluous
It states.
Above-described embodiment not makes any form of restriction shape of the invention, material, structure etc., all according to this
The technical spirit of invention any simple modification, equivalent change and modification to the above embodiments, belong to the technology of the present invention
The protection scope of scheme.
Claims (6)
1. a kind of crane metallurgy bores brake motor with electromagnetic braking, including decelerating motor, the tail portion of decelerating motor are equipped with electromagnetism
Brake apparatus, decelerating motor include stator, rotor, motor shaft and shell, and stator and rotor engagement are simultaneously arranged inside the shell, shell
Rear and front end be separately installed with drive end bearing bracket and rear end cap, motor shaft be set to rotor center shaft position and pass through the drive end bearing bracket and
Rear end cap, electro-magnetic braking device includes magnetic yoke coil, armature and compressed spring, and when magnetic yoke coil is powered, magnetic yoke coil attracts rank
Iron simultaneously makes compressed spring be in compressive state, and when magnetic yoke coil blackout, compressed spring resets, it is characterised in that: solid on rear end cap
Surely be connected with coil fixed disk, magnetic yoke coil is mounted in coil fixed disk, the both ends of compressed spring respectively with coil fixed disk
It is fixedly connected with armature, the periphery of armature is the conical surface, and the tail portion of motor shaft is equipped with the braking fan blade matched with armature, is braked
The inner circumferential that fan blade is matched with armature is the conical surface.
2. a kind of crane metallurgy according to claim 1 bores brake motor with electromagnetic braking, it is characterised in that: braking fan blade
Blade fixed disk including being fixedly mounted on motor shaft tail portion is evenly equipped with several blades, leaf on the outer surface of blade fixed disk
Taper brake block is fixedly connected on the inner surface of piece fixed disk, taper brake block is equipped with armature.
3. a kind of crane metallurgy according to claim 2 bores brake motor with electromagnetic braking, it is characterised in that: taper braking
Brake block is removably connected on the inner surface of block.
4. a kind of crane metallurgy according to claim 1 bores brake motor with electromagnetic braking, it is characterised in that: opened on armature
Equipped with hollow slots, hollow slots and the coaxial setting of motor shaft.
5. a kind of crane metallurgy according to any one of claim 1 to 4 bores brake motor with electromagnetic braking, feature exists
In: guide post is installed, correspondence offers guide groove on armature in coil fixed disk.
6. a kind of crane metallurgy according to claim 5 bores brake motor with electromagnetic braking, it is characterised in that: on rear end cap
Housing is installed, coil fixed disk, armature and braking fan blade are arranged in housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481495.7A CN110048544A (en) | 2019-06-04 | 2019-06-04 | A kind of crane metallurgy electromagnetic braking cone brake motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481495.7A CN110048544A (en) | 2019-06-04 | 2019-06-04 | A kind of crane metallurgy electromagnetic braking cone brake motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110048544A true CN110048544A (en) | 2019-07-23 |
Family
ID=67284496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910481495.7A Pending CN110048544A (en) | 2019-06-04 | 2019-06-04 | A kind of crane metallurgy electromagnetic braking cone brake motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110048544A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425232A (en) * | 2019-08-09 | 2019-11-08 | 湖北康晨安宝矿业设备有限责任公司 | A kind of brake and its mining trackless rubber-tyred transport vehicle |
| CN110880828A (en) * | 2019-12-17 | 2020-03-13 | 重庆华渝电气集团有限公司 | Torque motor capable of monitoring rotating speed and compensating output |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT508579A1 (en) * | 2009-08-10 | 2011-02-15 | Berglez Janko | ELECTROMAGNETIC BRAKES. CLUTCH DEVICE |
| CN104967363A (en) * | 2015-07-21 | 2015-10-07 | 宁波市镇海电机厂 | Motor electrifying braking device |
| CN204961645U (en) * | 2015-10-08 | 2016-01-13 | 三峡大学 | Demagnetization electromagnetic braking ware |
| CN205319854U (en) * | 2015-11-19 | 2016-06-15 | 南京起重电机总厂 | Electromagnetic brake |
| CN209593195U (en) * | 2019-06-04 | 2019-11-05 | 河南锐思特科技有限公司 | A kind of crane metallurgy electromagnetic braking cone brake motor |
-
2019
- 2019-06-04 CN CN201910481495.7A patent/CN110048544A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT508579A1 (en) * | 2009-08-10 | 2011-02-15 | Berglez Janko | ELECTROMAGNETIC BRAKES. CLUTCH DEVICE |
| CN104967363A (en) * | 2015-07-21 | 2015-10-07 | 宁波市镇海电机厂 | Motor electrifying braking device |
| CN204961645U (en) * | 2015-10-08 | 2016-01-13 | 三峡大学 | Demagnetization electromagnetic braking ware |
| CN205319854U (en) * | 2015-11-19 | 2016-06-15 | 南京起重电机总厂 | Electromagnetic brake |
| CN209593195U (en) * | 2019-06-04 | 2019-11-05 | 河南锐思特科技有限公司 | A kind of crane metallurgy electromagnetic braking cone brake motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425232A (en) * | 2019-08-09 | 2019-11-08 | 湖北康晨安宝矿业设备有限责任公司 | A kind of brake and its mining trackless rubber-tyred transport vehicle |
| CN110880828A (en) * | 2019-12-17 | 2020-03-13 | 重庆华渝电气集团有限公司 | Torque motor capable of monitoring rotating speed and compensating output |
| CN110880828B (en) * | 2019-12-17 | 2024-05-28 | 重庆华渝电气集团有限公司 | Moment motor capable of monitoring rotating speed and compensating output |
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