CN105840694B - Electromagnetism and rub compound disk brake and its braking method - Google Patents
Electromagnetism and rub compound disk brake and its braking method Download PDFInfo
- Publication number
- CN105840694B CN105840694B CN201610452026.9A CN201610452026A CN105840694B CN 105840694 B CN105840694 B CN 105840694B CN 201610452026 A CN201610452026 A CN 201610452026A CN 105840694 B CN105840694 B CN 105840694B
- Authority
- CN
- China
- Prior art keywords
- brake disc
- brake
- braking
- friction catch
- electromagnet assembly
- 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.)
- Expired - Fee Related
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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
- F16D63/00—Brakes not otherwise provided for; Brakes combining more than one of the types of groups F16D49/00 - F16D61/00
- F16D63/002—Brakes with direct electrical or electro-magnetic actuation
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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
- 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
- F16D55/22—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 clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
- F16D55/224—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 clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
- F16D55/225—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 clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads
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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
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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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
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
Abstract
The invention discloses a kind of electromagnetism and rub compound disk brake and its braking method, including be arranged brake disc axial end face electromagnetic braking mechanism and the friction catch mechanism in brake disc radial outside is set, the electromagnetic braking mechanism includes the axially symmetric electromagnet assembly being arranged in brake disc axial direction both ends end face, each electromagnet assembly is fixed on the disc brake rotor by connection component respectively, there are air gaps between the electromagnet assembly and brake disc axial end face, the braking surface that the friction catch mechanism and electromagnetic braking mechanism act on brake disc is mutual indepedent, the friction catch mechanism includes that the wedge-shaped lining pad of friction catch is cooperatively formed for the braking surface with brake disc.The present invention can shorten the braking action time, effectively improve braking ability and travel safety, while can be good at controlling the pollution of noise and dust to environment, the effective character of heat-fading for improving brake.
Description
Technical field
The present invention relates to automotive brake field, more particularly to a kind of electromagnetism and rub compound disk brake and its braking
Method.
Background technology
Disk brake is to reduce shaft rotating speed by the frictional force between brake disc and brake block, is widely used to
Hyundai Motor field.But traditional disk brake is mostly the brake using friction catch, there is a series of problem,
Such as automobile during lower long slope continuous braking or frequently under brake condition, the raising that brake temperature can be drastically influences to brake
The character of heat-fading of device, can influence the braking ability of automobile in this way, be also possible to lead to misfunctioning of brake when serious；And with brake
The raising of temperature, also results in the friction aggravation of brake block, and serious wear shortens service life；Friction catch process simultaneously
In will produce brake oil and dust, pollute the environment.In recent years, although have ABS (wheel anti-lock braking system),
The application of the electric-control systems such as TCS (traction control system), braking ability make moderate progress, but aforementioned variety of problems is still dashed forward
Go out.
Currently, to solve the above-mentioned problems, Authorization Notice No. is that the Chinese invention patent of CN102128227B discloses one
The braking method of kind of electromagnetism and the compound disk brake that rubs, the braking method by knuckle in ventional disc brake and
An electro-magnetic braking device is fixed on brake-caliper support, the permanent magnet of the electro-magnetic braking device is can be driven by fluid power or motor
Rotation, the size by adjusting electrical current in permanent magnet and iron core relative angle or coil windings realizes brake force size
Adjustment.But the shortcomings that using the brake of this braking method is that electromagnetic braking and friction catch have shared the same of brake disc
Annular region, the heat that the two generates can interfere with each other, and still not can solve the character of heat-fading problem of brake, simultaneously
Brake disc wear caused by friction catch can make iron core change with braking dish gap, to influence automobile brake reliability.
Invention content
In view of this, the purpose of the present invention is to provide a kind of electromagnetism and rub compound disk brake and its braking side
Method can shorten the braking action time, effectively improve braking ability and travel safety, at the same can be good at control noise and
Pollution of the dust to environment, the effective character of heat-fading for improving brake.
The electromagnetism of the present invention and the compound disk brake that rubs, including the electromagnetic system motivation in brake disc axial end face is set
Structure and the friction catch mechanism in brake disc radial outside is set, the electromagnetic braking mechanism includes that axially symmetric setting is being made
The electromagnet assembly of Moving plate axial direction both ends end face, each electromagnet assembly is fixed on the disc brake rotor by connection component respectively, described
There are air gaps, the friction catch mechanism and electromagnetic braking mechanism to act on system between electromagnet assembly and brake disc axial end face
The braking surface of Moving plate is mutual indepedent, and the friction catch mechanism includes cooperatively forming friction catch for the braking surface with brake disc
Wedge-shaped lining pad.
Further, it has along the circumferential direction been uniformly arranged even number electromagnet group respectively on two axial end faces of the brake disc
Part, the polarity being located between the two neighboring electromagnet assembly of the same axial end face of brake disc are opposite.
Further, independent line construction is respectively adopted in the electromagnet assembly positioned at brake disc axial direction both ends.
Further, the connection component includes mounting base and the stator installation for being symmetricly set on brake disc axial direction both sides
Frame, each electromagnet assembly positioned at the same axial end face of brake disc are fixed on corresponding mounting base, each mounting base point
It is not fixed on corresponding stator mount, the stator mount is fixed on the dust board being arranged in brake disc, described
Dust board press fitting is on the knuckle being arranged in brake disc, and the knuckle is by hub bearing outer sleeve in being arranged in brake disc
Outside branch sleeve.
Further, the electromagnet assembly includes iron core, coil and yoke, the axial end face phase of the iron core and brake disc
Vertically, the coil is wound in core exterior surface, and the yoke is fixed on iron core close to one end of brake disc axial end face, and magnetic
There are air gaps, the iron core other end to be fixed on mounting base between yoke and brake disc axial end face.
Further, the friction catch mechanism further includes the checking cylinder for controlling wedge-shaped lining pad work, the wedge
The piston of shape lining pad one end and checking cylinder connects, and the other end is for the wedge-shaped part with the V-shaped groove cooperation in brake disc, institute
State the friction plate being removably provided on wedge-shaped part for being contacted with the V-shaped groove in brake disc, the checking cylinder peace
On checking cylinder retainer, the checking cylinder retainer is fixed on the knuckle being arranged on the disc brake rotor.
The invention also discloses the braking methods of a kind of electromagnetism and the compound disk brake that rubs, and include the following steps：
A. when running car in congested link or waits for traffic lights to be adopted when needing that following distance is kept frequently to brake
With electromagnetic braking mechanism independent brake, i.e. coil is passed through electric current, and electromagnet assembly generates induced field, and disc rotation is cut
Magnetic induction line movement is cut, to form current vortex in brake disc both sides, eddy current also will produce a magnetic field, pass through two magnetic fields
Interaction generates the power for hindering disc rotation, is braked to brake disc；
B. when needing emergency braking or high speed is braked, electromagnetic braking mechanism reduction of speed is first used, uses friction catch machine afterwards
Structure is dynamic, or is braked jointly with friction catch mechanism using electromagnetic braking mechanism；
C. when automobile is run at a low speed, using friction catch mechanism independent brake, i.e. checking cylinder pushes wedge-shaped lining pad
It moves down, the V-shaped groove on the friction plate on wedge-shaped lining pad and the brake disc of rotation is made to contact, brake disc is braked.
Further, in step a, in electromagnetic braking mechanism braking process, the size that coil current is passed through by control controls
The size of braking moment.
Further, when running car is in the need continuous braking for a long time of lower long slope section, using electromagnetic braking mechanism reality
Existing automobile constant velocity traveling.
Further, in step c, in friction catch mechanism braking process, by adjusting the big of hydraulic pressure or air pressure in checking cylinder
The size of small control braking moment.
Beneficial effects of the present invention：The electromagnetism of the present invention and rub compound disk brake and its braking method, use
Electromagnetism and friction composite braking, brake disc generate current vortex when doing cutting magnetic induction line rotation in electromagnetic field, formed the moment of resistance from
And braking action is played, electromagnetic braking not only can greatly reduce brake reaction time, enhancing brake efficiency, but also can reduce friction system
Dynamic use intensity, to extend the service life of friction catch mechanism；Electromagnetic braking simultaneously compared to traditional braking method,
Braking is more stablized, and can effectively reduce noise, and automobile can also pass through when lower long slope needs prolonged continuous braking
Automobile constant velocity traveling is realized in electromagnetic braking；Friction catch part can not only be realized certainly using the higher wedge shape braking of friction efficiency
Dynamic compensation, and since wedge shape is recessed at outside, good heat dissipation effect；It is tested through applicant, in identical wedge-shaped lining pad pair
Answer central angle, in the case of identical wedge shape lining pad width, the area of wedge-shaped lining pad of the invention is than traditional disc type
The lining pad area bigger of brake, can the volume appropriate that reduce brake；The present invention is oblique by two frictions of brake disc
Face is designed to the rubbing surface of reassembling type, only needs replacing two rubbing surfaces after friction surface wear in this way, and is used for electromagnetic braking
Part can greatly save material and maintenance cost then without needing to change.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the sectional view along A-A of Fig. 1；
Fig. 4 is the structural schematic diagram of the wedge-shaped lining pad of the present invention.
Specific implementation mode
Fig. 1 is the structural diagram of the present invention, and Fig. 2 is the vertical view of Fig. 1, and Fig. 3 is the A-A sectional views of Fig. 1, and Fig. 4 is this
The structural schematic diagram of the wedge-shaped lining pad of invention, as shown in the figure：The electromagnetism of the present embodiment and the compound disk brake that rubs, including
Be arranged 1 axial end face of brake disc electromagnetic braking mechanism and the friction catch mechanism in brake disc radial outside is set, it is described
Electromagnetic braking mechanism includes the axially symmetric electromagnet assembly being arranged in the axial both ends of brake disc 1 end face, each electromagnet assembly
It is fixed in brake disc 1 by connection component respectively, there are air gap between 1 axial end face of the electromagnet assembly and brake disc,
The braking surface that the friction catch mechanism and electromagnetic braking mechanism act on brake disc 1 is mutual indepedent, make electromagnetic braking mechanism with
Friction catch mechanism realizes " areas Gong Panbugong ", i.e., a public brake disc 1, but two kinds of arrestment mechanism zones of action not phase
Together, can be good at avoiding in this way 1 material of brake disc should the good contradiction of the good magnetic property again of frictional behaviour, while also avoiding
Interference between friction catch mechanism and electromagnetic braking mechanism, using electromagnetism and friction composite braking, brake disc 1 is in electromagnetic field
In current vortex is generated when doing cutting magnetic induction line rotation, form the moment of resistance to play braking action, electromagnetic braking mechanism both can be big
Big reduction brake reaction time, enhancing brake efficiency, and the use intensity of friction catch mechanism can be reduced, to extend friction
The service life of arrestment mechanism, while electromagnetic braking, compared to traditional braking method, braking is more stablized, can be effectively reduced
Noise；The friction catch mechanism includes the wedge-shaped lining pad for cooperatively forming friction catch with the braking surface of brake disc 1
15, friction catch part can not only realize automatic compensation using the higher wedge shape braking of friction efficiency, and since wedge shape is opened
Slot outside, through applicant test by good heat dissipation effect, and central angle, identical wedge shape are corresponded in identical wedge-shaped lining pad 15
In the case of 15 width of lining pad, the lining pad of the area of wedge-shaped lining pad 15 of the invention than traditional disk brake
Area bigger, can the volume appropriate that reduce brake.In the present embodiment in view of heat dissipation and brake own wt etc. because
Element is provided with ventilation hole structure among brake disc 1, while can also reduce brake quality, avoids causing automobile unsprung mass mistake
Greatly.
Even number electricity has along the circumferential direction been uniformly arranged in the present embodiment, on two axial end faces of the brake disc 1 respectively
Magnet assemblies are located at the polarity between the two neighboring electromagnet assembly of 1 same axial end face of brake disc on the contrary, in the present embodiment
Each electromagnet assembly positioned at 1 same axial end face of brake disc is in N-S-N-S-N form cross arrangements.
In the present embodiment, independent line construction is respectively adopted in the electromagnet assembly positioned at the axial both ends of brake disc 1, can be with
Unilateral electromagnet assembly work can also the electromagnet assembly of bilateral work at the same time.
In the present embodiment, the connection component includes mounting base (the preceding installation for being symmetricly set on the axial both sides of brake disc 1
Bottom plate 2, rear mounting base 3) and stator mount (front stator mounting bracket 4, rear stator mount 5), it is located at 1 same axis of brake disc
It is fixed on to each electromagnet assembly of end face on corresponding mounting base (preceding mounting base 2, rear mounting base 3), it is each to install
Bottom plate (preceding mounting base 2, rear mounting base 3) is individually fixed in corresponding stator mount, and (front stator mounting bracket 4 is determined afterwards
Sub- mounting bracket 5) on, the stator mount (front stator mounting bracket 4 and rear stator mount 5), which is fixed in brake disc 1, to be arranged
Dust board 6 on, the dust board 6 be pressed on the knuckle 7 being arranged in brake disc 1, the knuckle 7 passes through hub bearing
8 are coated at outside the branch sleeve 9 being arranged in brake disc 1, and the electromagnet assembly of the present embodiment is fixed on institute by fixing bolt I10
On corresponding mounting base (preceding mounting base 2 or rear mounting base 3), and the mounting base (preceding mounting base 2 or after bottom is installed
Plate 3) corresponding stator mount (front stator mounting bracket 4 or rear stator mount 5) is fixed on by fixing bolt I10
On, front stator mounting bracket 4 and rear stator mount 5 are connected and fixed by fixing bolt II11, the front stator peace after being connected and fixed
Shelve 4 and rear stator mount 5 be fixed on dust board 6, it is simple in structure, convenient for assembly.
In the present embodiment, the electromagnet assembly includes iron core 12, coil 13 and yoke 14, the iron core 12 and brake disc
1 axial end face is perpendicular, and the coil 13 is wound in 12 outer surface of iron core, and the yoke 14 is fixed on iron core 12 close to braking
One end of 1 axial end face of disk, and there are air gaps, 12 other end of iron core to be fixed on peace between 1 axial end face of yoke 14 and brake disc
It fills on bottom plate (preceding mounting base 2 or rear mounting base 3), the iron core 12 of the present embodiment is fixed on installation by fixing bolt IV21
On bottom plate (preceding mounting base 2 or rear mounting base 3), there are the air gaps of 1~2mm between 1 axial end face of yoke 14 and brake disc.
When automobile uses electromagnetic braking, driver's brake pedal, electromagnetic braking mechanism receives at brake pedal
Input signal, the electric current of closing coil 13 immediately after, electromagnet assembly just generates induced field, and brake disc 1 is rotated, cut
Magnetic induction line movement is cut, to form current vortex in 1 both sides of brake disc, eddy current also will produce a magnetic field, two magnetic field phases
Interaction just generates the power for hindering brake disc 1 to rotate, and to realize braking function, the size of 13 electric current of coil is passed through by control
The size of braking moment is controlled, can easily realize Linear Control.Simultaneously because the circuit of 1 both sides electromagnet assembly of brake disc
It is relatively independent, single shoe brake can be used only in the case where needing brake force smaller.
In the present embodiment, the friction catch mechanism further includes the checking cylinder for controlling the work of wedge-shaped lining pad 15
16, it is described wedge shape 15 one end of lining pad connect with the piston 17 of checking cylinder 16, the other end for for the V-arrangement in brake disc 1
The wedge-shaped part of slot cooperation, is removably provided with for rubbing with what the V-shaped groove in brake disc 1 contacted on the wedge-shaped part
Pad 18, the checking cylinder 16 are mounted on checking cylinder retainer 19, and the checking cylinder retainer 19 is fixed in brake disc 1 and sets
On the knuckle 7 set, the checking cylinder retainer 19 of the present embodiment is fixed on by fixing bolt III20 on knuckle 7, friction system
When dynamic, wedge-shaped lining pad 15 is pushed to move down by hydraulic pressure in checking cylinder 16 or air pressure, rubbing on wedge-shaped lining pad 15
Pad 18 is contacted with the V-shaped groove in the brake disc 1 of rotation, braking is realized to generate braking moment, by adjusting checking cylinder 16
Interior hydraulic pressure or the size of air pressure control the size of braking moment, similar with traditional disk brake, are for ABS, ESP etc.
The friction catch mechanism of the present invention still may be used in system, by the way that the return spring on checking cylinder 16 is arranged after braking
Make friction catch mechanism return.
The invention also discloses the braking methods of a kind of electromagnetism and the compound disk brake that rubs, and include the following steps：
A. when running car in congested link or waits for traffic lights to be adopted when needing that following distance is kept frequently to brake
With electromagnetic braking mechanism independent brake, i.e. coil 13 is passed through electric current, and electromagnet assembly generates induced field, and brake disc 1 rotates, and makees
Cutting magnetic induction line moves, and to form current vortex in 1 both sides of brake disc, eddy current also will produce a magnetic field, pass through two
Magnetic field interaction generates the power for hindering disc rotation, is braked to brake disc, since running car is in congested link or waiting
Traffic lights need in the case of keeping following distance frequently to brake, and severity of braking is little, uses electromagnetic braking mechanism at this time
Independent brake can effectively reduce the use of friction catch mechanism, improve the friction plate service life；
B. when needing emergency braking or high speed is braked, the braking moment needed is larger, and is wanted to brake reaction speed
It asks higher, under these operating modes, first uses electromagnetic braking mechanism reduction of speed, braked afterwards using friction catch mechanism, or use electromagnetism
Arrestment mechanism is braked jointly with friction catch mechanism, both can quickly be reduced speed in this way, be reached brake request, simultaneously because electric
Magnetic brake has shared the operation power of partial automobile, reduces the work load of friction catch part, so as to effectively improve
" heat fading " problem of braking；
C. when automobile low speed (speed be less than 20km/h) when driving, since the rate of 1 cutting magnetic induction line of brake disc is little, electricity
Magnetic brake effect is poor, and using friction catch mechanism independent brake, i.e. checking cylinder 16 pushes wedge-shaped lining pad 15 to move down, makes wedge
Friction plate 18 on shape lining pad 15 is contacted with the V-shaped groove in the brake disc 1 of rotation, is braked to brake disc.
In the present embodiment, in step a, in electromagnetic braking mechanism braking process, the big of 13 electric current of coil is passed through by control
The size of small control braking moment, braked ambassador's wheel and locking situation occurs in order to prevent, can be by leading in control coil 13
Electric size of current carrys out regulating brake force size, and friction fit brake force makes braking ability reach optimum state jointly.
In the present embodiment, when running car is in the need continuous braking for a long time of lower long slope section, using electromagnetic system motivation
Structure realizes automobile constant velocity traveling.
In the present embodiment, in step c, in friction catch mechanism braking process, by adjusting hydraulic pressure or gas in checking cylinder 16
The size of the size control braking moment of pressure, it is similar with traditional disk brake, the systems such as ABS, ESP can still be adopted
With the friction catch mechanism of the present invention.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (8)
1. a kind of electromagnetism and the compound disk brake that rubs, it is characterised in that：Including the electromagnetism in brake disc axial end face is arranged
Arrestment mechanism and the friction catch mechanism in brake disc radial outside is set, the electromagnetic braking mechanism includes axially symmetric sets
The electromagnet assembly in brake disc axial direction both ends end face is set, each electromagnet assembly is fixed on brake disc by connection component respectively
On, there are air gap, the friction catch mechanism and electromagnetic braking mechanisms between the electromagnet assembly and brake disc axial end face
The braking surface for acting on brake disc is mutual indepedent, and the friction catch mechanism includes being cooperatively formed for the braking surface with brake disc
The wedge-shaped lining pad of friction catch；It has along the circumferential direction been uniformly arranged even number respectively on two axial end faces of the brake disc
Electromagnet assembly, the polarity being located between the two neighboring electromagnet assembly of the same axial end face of brake disc are opposite；The connection
Component includes the mounting base and stator mount for being symmetricly set on brake disc axial direction both sides, is located at the same axial end face of brake disc
Each electromagnet assembly be fixed on corresponding mounting base, each mounting base is individually fixed in corresponding stator mount
On, the stator mount is fixed on the dust board being arranged in brake disc, and dust board press fitting in brake disc in being arranged
On knuckle, the knuckle is by hub bearing outer sleeve in outside the branch sleeve being arranged in brake disc.
2. electromagnetism according to claim 1 and the compound disk brake that rubs, it is characterised in that：Positioned at brake disc axial two
Independent line construction is respectively adopted in the electromagnet assembly at end.
3. electromagnetism according to claim 1 and the compound disk brake that rubs, it is characterised in that：The electromagnet assembly packet
Including iron core, coil and yoke, the axial end face of the iron core and brake disc is perpendicular, and the coil is wound in core exterior surface,
The yoke is fixed on iron core close to one end of brake disc axial end face, and there are gas between yoke and brake disc axial end face
Gap, the iron core other end are fixed on mounting base.
4. electromagnetism according to claim 1 and the compound disk brake that rubs, it is characterised in that：The friction catch mechanism
Further include the checking cylinder for controlling wedge-shaped lining pad work, the piston company of described wedge shape lining pad one end and checking cylinder
It connects, the other end is the wedge-shaped part for coordinating with the V-shaped groove in brake disc, is removably provided on the wedge-shaped part
Friction plate for being contacted with the V-shaped groove in brake disc, the checking cylinder are mounted on checking cylinder retainer, and the checking cylinder is protected
Frame is held to fix on the knuckle being arranged on the disc brake rotor.
5. the braking method of electromagnetism described in a kind of claim 4 and the compound disk brake that rubs, it is characterised in that：Including following
Step：
A. it when running car in congested link or waits for traffic lights, needs to keep following distance when frequently braking, using electricity
Magnetic brake mechanism independent brake, i.e. coil are passed through electric current, and electromagnet assembly generates induced field, and disc rotation makees cutting magnetic
Feel line movement, to form current vortex in brake disc both sides, eddy current also will produce a magnetic field, mutual by two magnetic fields
Effect generates the power for hindering disc rotation, is braked to brake disc；
B. when needing emergency braking or high speed is braked, electromagnetic braking mechanism reduction of speed is first used, uses friction catch mechanism system afterwards
It is dynamic, or braked jointly with friction catch mechanism using electromagnetic braking mechanism；
C. when automobile is run at a low speed, using friction catch mechanism independent brake, i.e. checking cylinder pushes wedge-shaped lining pad to move down,
So that the V-shaped groove on the friction plate on wedge-shaped lining pad and the brake disc of rotation is contacted, brake disc is braked.
6. the braking method of compound disk brake according to claim 5, it is characterised in that：In step a, electromagnetic braking
In mechanism braking process, the size that coil current is passed through by control controls the size of braking moment.
7. the braking method of compound disk brake according to claim 6, it is characterised in that：When running car is in lower length
When slope section needs continuous braking for a long time, automobile constant velocity traveling is realized using electromagnetic braking mechanism.
8. the braking method of compound disk brake according to claim 5, it is characterised in that：In step c, friction catch
In mechanism braking process, the size of braking moment is controlled by adjusting hydraulic pressure or the size of air pressure in checking cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610452026.9A CN105840694B (en) | 2016-06-21 | 2016-06-21 | Electromagnetism and rub compound disk brake and its braking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610452026.9A CN105840694B (en) | 2016-06-21 | 2016-06-21 | Electromagnetism and rub compound disk brake and its braking method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105840694A CN105840694A (en) | 2016-08-10 |
| CN105840694B true CN105840694B (en) | 2018-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610452026.9A Expired - Fee Related CN105840694B (en) | 2016-06-21 | 2016-06-21 | Electromagnetism and rub compound disk brake and its braking method |
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| EP4107405B1 (en) * | 2020-02-20 | 2024-03-27 | Volvo Truck Corporation | Brake pad retainer system, brake pad and vehicle |
| CN111216697B (en) * | 2020-03-10 | 2020-11-24 | 南京工程学院 | Translation type permanent magnet and friction integrated brake device for vehicle |
| CN113027952B (en) * | 2021-02-26 | 2022-06-24 | 东营宝丰汽车配件有限公司 | Magnetic braking mechanism |
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| CN105673731A (en) * | 2016-01-15 | 2016-06-15 | 江苏大学 | Electromagnetic braking and friction braking integrated brake device |
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