CN105715705B - High energy friction brake - Google Patents
High energy friction brake Download PDFInfo
- Publication number
- CN105715705B CN105715705B CN201610290007.0A CN201610290007A CN105715705B CN 105715705 B CN105715705 B CN 105715705B CN 201610290007 A CN201610290007 A CN 201610290007A CN 105715705 B CN105715705 B CN 105715705B
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- China
- Prior art keywords
- brake
- drum
- disc type
- caliper
- drum brake
- Prior art date
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- Expired - Fee Related
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Classifications
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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
- F16D63/00—Brakes not otherwise provided for; Brakes combining more than one of the types of groups F16D49/00 - F16D61/00
- F16D63/004—Brakes not otherwise provided for; Brakes combining more than one of the types of groups F16D49/00 - F16D61/00 comprising a rotor engaged both axially and radially by braking members, e.g. combined drum and disc brakes
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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
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
- F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
- F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
- F16D51/24—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots fluid actuated
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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
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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
- F16D65/38—Slack adjusters
- F16D65/40—Slack adjusters mechanical
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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
Abstract
The present invention relates to a kind of high energy friction brakes, include mainly disc type brake assembly and drum brake assembly.It is characterized in that：When braking, the wheel speed signal that vehicle-mounted PLC is transmitted according to wheel speed sensors, host computer obtains drum brake input torque and disc type brake input torque according to optimum control curve, and send out instruction to the drum-type partial brake of slave computer and disc type partial brake, drum-type partial brake and disc type partial brake in slave computer send out driving respectively, drum brake master cylinder is through drum brake cam, the transmission of drum brake idler wheel is applied on brake-shoe, disc type brake master cylinder is through force-increasing mechanism simultaneously, four-bar mechanism transmission is applied on caliper, it is final to realize braking, after brake release, it is resetted under caliper and each comfortable return spring force effect of oneself of brake-shoe.The high energy friction brake sets simple in structure, good reliability, and disc type brake structure division has braking growth trend characteristic, integral stop effect good.
Description
Technical field
The present invention relates to a kind of high energy friction brakes, can voluntarily provide the high energy friction formula brake of braking torque-increasing,
Suitable for Vehicle Engineering technical field.
Background technology
With the high speed of the modern means of communication and the demand for development of major mechanical, novel high-energy friction brake, which becomes, to close
The important feature of one of key technology, novel high-energy brake is force-transmission mechanism, the formation of superficial layer and destruction, control strategy,
Meanwhile energy dissipation in braking process and temperature field be also with conventional brake there are larger difference, while brake process
The distribution in temperature field is of great significance for its brake efficiency and stability.Common drum brake single side heat transfer, braking
Thermo parameters method is uneven in the process, and internal surface temperature is excessively high, and brake efficiency stability is poor；Common disk brake is identical
Under brake pressure, stability is preferable, but brake efficiency is poor, brakeless growth trend.Research and development temperature field point under high-energy braking condition
Cloth is uniform, temperature rises the research hotspot that low brake will be increasingly becoming scholars.
Conventional brake is to apply braking moment to rotating element by retaining element therein mostly, makes the rotation of the latter
Angular speed reduces, while by the adhewsive action of wheel and ground, generating road surface to the brake force of wheel so that car deceleration.It is all
The brake for generating braking moment using the friction of retaining element and rotating element working surface is referred to as friction brake.Mesh
Friction brake used in preceding automobile can be divided into drum-type and disc type two major classes, current more and more automotive friction brakes all by
Disk brake is gradually used, compared to traditional drum brake, disk brake has the advantages that a series of, but it does not have
The braking growth trend of drum brake acts on, this makes disk brake need the hydraulic coupling of bigger to make up this disadvantage, thus
There is high requirement to the hydraulic system of braking system.
Invention content
To solve the above-mentioned problems, the present invention devises a kind of simple in structure, excellent high energy friction brake of reliability,
The invention is a kind of disc type brake structure and drum brake configuration brake used in parallel, and wherein disc type brake structure has system
Dynamic growth trend characteristic, good braking effect.
Its technical solution is, it is characterized in that：The present invention is by disc type brake master cylinder, disc type brake active push rod, disc type brake
Active push rod straight pin, upper connecting rod, upper connecting rod screens bolt, lower connecting rod, master arm straight pin, master arm connect spiral shell
Bolt, master arm, master arm screens bolt, caliper, slave arm connection bolt, slave arm, disc type brake return spring, braking
Disk, slave arm screens bolt, back-plate, drum brake master cylinder, drum brake idler wheel, drum brake cam, brake-shoe, drum-type
Brake strip, drum brake longitudinal direction return spring, drum brake transverse direction return spring, brake shoe anchor bolt cover board, slave arm
Attaching nut, master arm attaching nut composition.
Aforementioned caliper disk is by master arm link bolt hole, slave arm link bolt hole, caliper group loading nut, caliper
Inner sheet, caliper friction facing, brake clearance adjust pad, caliper outer plate, caliper erection bolt composition, caliper assembling
Bolt and caliper group loading nut fit together caliper inner sheet, brake clearance adjust pad and caliper outer plate, braking
Pincers friction facing is fitted on the lozenges on the inside of caliper inner sheet and caliper outer plate, by changing brake clearance adjust pad
The piece number or thickness adjust brake clearance.
Aforementioned back-plate includes upper connecting rod rotating seat, master arm rotating seat, slave arm rotating seat, drum brake cam
Including drum brake cam piston and drum brake cam path, drum brake cam mounting base belongs to a brake-shoe part.
In disc type brake structure, disc type brake master cylinder is fixedly mounted on back-plate, disc type brake active push rod peace
In disc type brake master cylinder, upper connecting rod above-mentioned, lower connecting rod and disc type brake active push rod three one end disc type
Braking active push rod straight pin links together and can float, and the upper connecting rod other end is mounted on upper connecting rod rotating seat, uses
Upper connecting rod screens bolt screens, aforementioned master arm is mounted on master arm rotating seat, with master arm screens bolt screens, one end
It is connected with lower connecting rod with master arm straight pin, the other end connects bolt with master arm and master arm attaching nut is fixed on braking
On pincers, aforementioned slave arm one end is mounted on slave arm rotating seat, and with slave arm screens bolt screens, the other end is connected with slave arm
Connecting bolt and slave arm attaching nut are fixed on caliper, and caliper can do the pattern of involute on brake disc lozenges
Bias is floated, and disc type brake return spring one end is hung on slave arm, and the other end is hung on back-plate.
In drum brake configuration, drum brake master cylinder is fixedly mounted on back-plate vertically, and drum brake cam is lived
Plug is mounted in drum brake cylinder, is moved in the vertical direction along drum brake master cylinder, is avoided the generation of lateral shift, is protected
Card braking is steady, reduces noise and the vibrations of emergency braking generation, improves safety coefficient, aforementioned brake-shoe, drum brake
Friction plate and drum brake longitudinal direction return spring are symmetrically mounted on drum brake master cylinder both sides, ensure that the brake-shoe stress on both sides
Quite, then two brake-shoe even wearing, the service life is suitable, ensure that the steady of the relative position of drum brake friction plate and brake-shoe
It is fixed, brake efficiency stability is improved, wherein drum brake idler wheel is mounted in drum brake cam mounting base, drum brake
Idler wheel is driven with the cooperation of drum brake cam path, and brake-shoe one end is connected with brake shoe anchor bolt cover board, drum brake friction plate
It is bonded with brake-shoe, drum brake transverse direction return spring both ends are hung on the brake-shoe on drum brake master cylinder both sides.
During high energy friction brake, as shown in Fig. 11, vehicle-mounted PLC believes according to the wheel speed that wheel speed sensors transmit
Number, host computer obtains drum brake input torque and disc type brake input torque according to optimum control curve, and to slave computer
Drum-type partial brake and disc type partial brake send out instruction, and the drum-type partial brake and disc type partial brake in slave computer are sent out respectively
Go out driving, drum brake master cylinder is applied on brake-shoe through drum brake cam, the transmission of drum brake idler wheel, is braked on brake-shoe
The frictional force of hoof friction facing and brake disc is drum-type partial brake frictional force, drum-type partial brake frictional force generates drum-type portion
Divide braking output torque, realizes drum-type partial brake, while disc type brake master cylinder is acted on through force-increasing mechanism, four-bar mechanism transmission
Onto caliper, the frictional force of caliper friction facing and brake disc is disc type partial brake frictional force, by disc type partial brake
Frictional force generates disc type partial brake output torque, realizes disc type partial brake, the final braking for realizing high energy friction brake.
The configuration of the present invention is simple, good reliability are a kind of disc type brake structure and drum brake configuration height used in parallel
Energy friction brake, wherein disc type brake structure have braking growth trend characteristic, good braking effect.
Description of the drawings
Attached drawing 1 is structure of the invention schematic layout pattern one；
Attached drawing 2 is structure of the invention schematic layout pattern two；
Attached drawing 3 is overall structure of the present invention one；
Attached drawing 4 is overall structure of the present invention two；
Attached drawing 5 is drum-type part-structure schematic diagram of the present invention；
Attached drawing 6 is caliper structural schematic diagram；
Attached drawing 7 is back-plate feature schematic diagram；
Attached drawing 8 is drum brake cam integral structure characteristic schematic diagram one；
Attached drawing 9 is drum brake cam integral structure characteristic schematic diagram two；
Attached drawing 10 is brake-shoe entirety structure feature schematic diagram；
Attached drawing 11 is disk drum brake control strategy schematic diagram；
It is marked in attached drawing：1, disc type brake master cylinder, 2, disc type brake active push rod, 3, disc type brake active push rod cylinder
Pin, 4, upper connecting rod, 5, upper connecting rod screens bolt, 6, lower connecting rod, 7, master arm straight pin, 8, master arm connect bolt,
9, master arm, 10, master arm screens bolt, 11, caliper, 12, slave arm connect bolt, 13, slave arm, 14, disc type brake
Return spring, 15, brake disc, 16, slave arm screens bolt, 17, back-plate, 18, drum brake master cylinder, 19, drum brake
Idler wheel, 20, drum brake cam, 21, brake-shoe, 22, drum brake friction plate, 23, drum brake longitudinal direction return spring, 24,
Drum brake transverse direction return spring, 25, brake shoe anchor bolt cover board, 26, slave arm attaching nut, 27, master arm attaching nut,
11.1, master arm link bolt hole, 11.2, slave arm link bolt hole, 11.3, caliper group loading nut, 11.4, in caliper
Piece, 11.5, caliper friction facing, 11.6, brake clearance adjust pad, 11.7, caliper outer plate, 11.8, caliper assembling
Bolt, 17.1, upper connecting rod rotating seat, 17.2, master arm rotating seat, 17.3, slave arm rotating seat, 20.1, drum brake it is convex
Take turns piston, 20.2, drum brake cam path, 21.1, drum brake idler wheel mounting base, Tdf1, drum-type partial brake input torque,
Tdf1, disc type partial brake input torque, F1, drum-type partial brake frictional force, F1, disc type partial brake frictional force, Tf1, drum-type
Partial brake output torque, Tf2, disc type partial brake output torque.
Specific implementation mode
In conjunction with attached drawing 1-11, the invention will be further described.
The present invention provides a kind of high energy friction brake used in parallel by disc type brake structure and drum brake configuration, by
Disc type brake master cylinder 1, disc type brake active push rod 2, disc type brake active push rod straight pin 3, upper connecting rod 4, upper connecting rod card
Position bolt 5, lower connecting rod 6, master arm straight pin 7, master arm connection bolt 8, master arm 9, master arm screens bolt 10, braking
Pincers 11, slave arm connection bolt 12, slave arm 13, disc type brake return spring 14, brake disc 15, slave arm screens bolt 16,
Back-plate 17, drum brake master cylinder 18, drum brake idler wheel 19, drum brake cam 20, brake-shoe 21, drum brake friction
Piece 22, drum brake longitudinal direction return spring 23, drum brake transverse direction return spring 24, brake shoe anchor bolt cover board 25, slave arm
Attaching nut 26, master arm attaching nut 27 form.
Aforementioned caliper 11 assembles spiral shell by master arm link bolt hole 11.1, slave arm link bolt hole 11.2, caliper
Mother 11.3, caliper inner sheet 11.4, caliper friction facing 11.5, brake clearance adjust pad 11.6, caliper outer plate 11.7,
Caliper erection bolt 11.8 forms, and caliper erection bolt 11.8 and caliper group loading nut 11.3 are by caliper inner sheet
11.4, brake clearance adjust pad 11.6 and caliper outer plate 11.7 fit together, and caliper friction facing 11.5 is fitted in
On the lozenges of 11.7 inside of caliper inner sheet 11.4 and caliper outer plate, by changing 11.6 the piece number of brake clearance adjust pad
Or thickness adjusts brake clearance.
Aforementioned back-plate 17 includes upper connecting rod rotating seat 17.1, master arm rotating seat 17.2, slave arm rotating seat
17.3, drum brake cam 20 includes drum brake cam piston 20.1 and drum brake cam path 20.2, drum brake cam
Mounting base 21.1 belongs to 21 part of brake-shoe.
In disc type brake structure, disc type brake master cylinder 1 is fixedly mounted on back-plate 17, disc type brake active push rod
2 are mounted in disc type brake master cylinder 1, upper connecting rod 4 above-mentioned, 2 three of lower connecting rod 6 and disc type brake active push rod one end
It is linked together and can be floated with disc type brake active push rod straight pin 3,4 other end of upper connecting rod is rotated mounted on upper connecting rod
On seat 17.1, with 5 screens of upper connecting rod screens bolt, aforementioned master arm 9 is mounted on master arm rotating seat 17.2, uses master arm
10 screens of screens bolt, one end master arm straight pin 7 and lower connecting rod 6 connect, and the other end connects bolt 8 and master with master arm
Swing arm attaching nut 28 is fixed on caliper 11,13 one end of aforementioned slave arm be mounted on slave arm rotating seat 17.3 on, with from
16 screens of swing arm screens bolt, other end slave arm connection bolt 12 and slave arm attaching nut 27 are fixed on caliper 11
On, the pattern bias that caliper 11 can do involute on 15 lozenges of brake disc is floated, disc type brake return spring 14 1
End is hung on slave arm 13, and the other end is hung on back-plate 17.
In drum brake configuration, drum brake master cylinder 18 is fixedly mounted on vertically on back-plate 17, and drum brake is convex
It takes turns piston 20.1 to be mounted in drum brake cylinder 18, is moved in the vertical direction along drum brake master cylinder 18, avoid transverse direction
The generation of offset ensures that braking is steady, reduces noise and the vibrations of emergency braking generation, improves safety coefficient, aforementioned system
Dynamic hoof 21, drum brake friction plate 22 and drum brake longitudinal direction return spring 23 are symmetrically mounted on 18 both sides of drum brake master cylinder,
It ensure that 21 stress of brake-shoe on both sides is suitable, then two brake-shoes, 21 even wearing, the service life is suitable, ensure that drum brake friction
The stabilization of the relative position of piece 22 and brake-shoe 21 improves brake efficiency stability, and wherein drum brake idler wheel 19 is installed
In drum brake cam mounting base 21.1, drum brake idler wheel 19 is driven with the cooperation of drum brake cam path, brake-shoe 21 1
End and brake shoe anchor bolt cover board 25 connect, and drum brake friction plate 22 is bonded with brake-shoe 21, drum brake transverse direction return bullet
24 both ends of spring are hung on the brake-shoe 21 on 29 both sides of drum brake master cylinder.
In disc type brake structure of the present invention, disc type brake master cylinder 1, disc type brake active push rod 2, force-increasing mechanism, double leval jib
Mechanism is sequentially connected in series, and wherein force-increasing mechanism includes upper connecting rod 4, lower connecting rod 6, upper connecting rod screens bolt 5, disc type brake master
Dynamic push rod straight pin 3 and back-plate 17, four-bar mechanism include master arm 9, caliper 11, slave arm 13 and back-plate
17, when braking, disc type brake master cylinder 1 receives the pressure from fuel tank, and disc type brake active push rod 2 acts, through force-increasing mechanism
After variable force, make master arm 9 that caliper 11 be driven to do eccentric motion with the pattern of involute, close to the brake disc with lozenges
15, realize disc type partial brake, after releasing braking, caliper 11 is multiple under the action of disc type brake 14 spring force of return spring
Disc type brake growth trend is realized in position using four-bar mechanism, and disc type is realized by force-increasing mechanism and the contact of the lozenges of brake disc 15
Reinforcement；In drum brake configuration of the present invention, drum brake master cylinder 18, drum brake cam 20, brake-shoe 21, brake shoe anchor bolt
Cover board 25 is connected, and when braking, after drum brake master cylinder 18 receives the pressure from fuel tank, drum brake cam 18 acts, drum
Formula brake wheel 19 slides in drum brake cam path 20.2, and the brake-shoe 21 on both sides is made to open, and realizes drum-type partial brake,
After releasing braking, two brake-shoes 21 are in 24 spring force of drum brake longitudinal direction return spring 23 and drum brake transverse direction return spring
Effect is lower to be resetted.
During high energy friction brake, as shown in Fig. 11, the wheel that vehicle-mounted PLC is transmitted according to wheel speed sensors
Fast signal, host computer obtain drum brake input torque T according to optimum control curvedf1With disc type brake input torque Tdf2, and
Instruction is sent out to the drum-type partial brake and disc type partial brake of slave computer, the drum-type partial brake in slave computer and disc type part
Braking sends out driving respectively, and drum brake master cylinder 18 is applied to braking through drum brake cam 20, the transmission of drum brake idler wheel 19
On hoof 21, the frictional force of brake-shoe friction facing 22 and brake disc 17 is drum-type partial brake frictional force F on brake-shoe 211, drum
Formula partial brake frictional force F1Generate drum-type partial brake output torque Tf1, realize drum-type partial brake, while disc type brake master
Cylinder 1 is applied to through force-increasing mechanism, four-bar mechanism transmission on caliper 11, the friction of caliper friction facing 22 and brake disc 17
Power is disc type partial brake frictional force F2, by disc type partial brake frictional force F2Generate disc type partial brake output torque Tf2, real
Existing disc type partial brake, the final braking for realizing high energy friction brake.
Claims (4)
1. a kind of high energy friction brake, it is characterised in that：The present invention provides one kind by disc type brake structure and drum brake knot
Structure high energy friction brake used in parallel, actively by disc type brake master cylinder (1), disc type brake active push rod (2), disc type brake
Push rod straight pin (3), upper connecting rod (4), upper connecting rod screens bolt (5), lower connecting rod (6), master arm straight pin (7), master
Swing arm connect bolt (8), master arm (9), master arm screens bolt (10), caliper (11), slave arm connection bolt (12), from
Swing arm (13), disc type brake return spring (14), brake disc (15), slave arm screens bolt (16), back-plate (17), drum-type
Master cylinder (18), drum brake idler wheel (19), drum brake cam (20), brake shoe for drum brake (21), drum brake friction plate
(22), drum brake longitudinal direction return spring (23), drum brake transverse direction return spring (24), brake shoe for drum brake supporting pin cover board
(25), slave arm attaching nut (26), master arm attaching nut (27), wherein caliper (11) is by master arm link bolt hole
(11.1), slave arm link bolt hole (11.2), caliper group loading nut (11.3), caliper inner sheet (11.4), caliper rub
Wipe liner (11.5), brake clearance adjust pad (11.6), caliper outer plate (11.7), caliper erection bolt (11.8) group
At back-plate (17) includes upper connecting rod rotating seat (17.1), master arm rotating seat (17.2), slave arm rotating seat
(17.3), drum brake cam mounting base (21.1) belongs to brake shoe for drum brake (21) part, the fixed peace of disc type brake master cylinder (1)
On back-plate (17), disc type brake active push rod (2) is mounted in disc type brake master cylinder (1), upper connecting rod above-mentioned
(4), each one end of lower connecting rod (6) and disc type brake active push rod (2) three are connected with disc type brake active push rod straight pin (3)
It is connected together and can float, upper connecting rod (4) other end is mounted on upper connecting rod rotating seat (17.1), with upper connecting rod screens
Bolt (5) screens, aforementioned master arm (9) is mounted on master arm rotating seat (17.2), with master arm screens bolt (10) screens,
One end master arm straight pin (7) and lower connecting rod (6) connection, other end master arm connect bolt (8) and are connected with master arm
Nut (28) is fixed on caliper (11), aforementioned slave arm (13) one end be mounted on slave arm rotating seat (17.3) on, with from
Swing arm screens bolt (16) screens, the other end connects bolt (12) with slave arm and slave arm attaching nut (27) is fixed on braking
It clamps on (11), the pattern bias that caliper (11) can do involute on brake disc (15) lozenges is floated, and disc type brake returns
Position spring (14) one end is hung on slave arm (13), and the other end is hung on back-plate (17)；Drum brake master cylinder (18) is vertical
It being fixedly mounted on back-plate (17), drum brake cam piston (20.1) is mounted in drum brake master cylinder (18), along
Drum brake master cylinder (18) moves in the vertical direction, aforementioned brake shoe for drum brake (21), drum brake friction plate (22) and drum-type
The longitudinal return spring (23) of braking is symmetrically mounted on drum brake master cylinder (18) both sides, and wherein drum brake idler wheel (19) is mounted on
In drum brake cam mounting base (21.1), drum brake idler wheel (19) is driven with the cooperation of drum brake cam path, drum brake
Hoof (21) one end and brake shoe for drum brake supporting pin cover board (25) connection, drum brake friction plate (22) are pasted with brake shoe for drum brake (21)
It closes, drum brake transverse direction return spring (24) both ends are hung in the brake shoe for drum brake (21) on drum brake master cylinder (18) both sides
On.
2. based on high energy friction brake in claim 1, it is characterised in that：It is one kind by disc type brake structure and drum-type system
Dynamic structure high energy friction brake used in parallel, in disc type brake structure, disc type brake master cylinder (1), disc type brake are actively
Push rod (2), force-increasing mechanism, four-bar mechanism are sequentially connected in series, wherein force-increasing mechanism include upper connecting rod (4), lower connecting rod (6),
Upper connecting rod screens bolt (5), disc type brake active push rod straight pin (3) and back-plate (17), four-bar mechanism include master
Swing arm (9), caliper (11), slave arm (13) and back-plate (17), when braking, disc type brake master cylinder (1), which receives, to be come from
The pressure of fuel tank, disc type brake active push rod (2) action make master arm (9) drive caliper (11) after force-increasing mechanism variable force
Eccentric motion is done with the pattern of involute, close to the brake disc (15) with lozenges, disc type partial brake is realized, releases braking
Afterwards, caliper (11) resets under the action of disc type brake return spring (14) spring force, and disc type is realized using four-bar mechanism
Growth trend is braked, disc type reinforcement is realized by force-increasing mechanism and the contact of the lozenges of brake disc (15)；In drum brake configuration, drum-type
Master cylinder (18), drum brake cam (20), brake shoe for drum brake (21), brake shoe for drum brake supporting pin cover board (25) series connection, system
When dynamic, after drum brake master cylinder (18) receives the pressure from fuel tank, drum brake cam (20) action, drum brake idler wheel
(19) sliding in drum brake cam path (20.2), makes the brake shoe for drum brake (21) on both sides open, and realizes drum-type partial brake,
After releasing braking, double-drum type brake-shoe (21) is in drum brake longitudinal direction return spring (23) and drum brake transverse direction return spring
(24) it is resetted under the action of spring force.
3. based on high energy friction brake in claims 1 or 2, it is characterised in that：Caliper disk is by master arm link bolt hole
(11.1), slave arm link bolt hole (11.2), caliper group loading nut (11.3), caliper inner sheet (11.4), caliper rub
Wipe liner (11.5), brake clearance adjust pad (11.6), caliper outer plate (11.7), caliper erection bolt (11.8) group
At caliper erection bolt (11.8) and caliper group loading nut (11.3) adjust caliper inner sheet (11.4), brake clearance
Gasket (11.6) and caliper outer plate (11.7) fit together, and caliper friction facing (11.5) is fitted in caliper inner sheet
(11.4) and on the lozenges on the inside of caliper outer plate (11.7), by changing brake clearance adjust pad (11.6) the piece number or thickness
It spends to adjust brake clearance.
4. based on high energy friction brake in claim 1 or claim 2, it is characterised in that：In braking process, vehicle-mounted PLC
According to the wheel speed signal that wheel speed sensors transmit, host computer obtains drum brake input torque (T according to optimum control curvedf1)
With disc type brake input torque (Tdf2), and send out instruction, slave computer to the drum-type partial brake of slave computer and disc type partial brake
In drum-type partial brake and disc type partial brake send out driving respectively, drum brake master cylinder (18) is through drum brake cam
(20), drum brake idler wheel (19) transmission is applied on brake shoe for drum brake (21), drum brake friction on brake shoe for drum brake (21)
The frictional force of piece (22) and brake drum is drum-type partial brake frictional force (F1), drum-type partial brake frictional force (F1) generate drum-type
Partial brake output torque (Tf1), realize drum-type partial brake, while disc type brake master cylinder (1) is through force-increasing mechanism, double leval jib machine
Structure transmission is applied on caliper (11), and the frictional force of caliper friction facing (11.5) and brake disc (15) is disc type part system
Kinetic force of friction (F2), by disc type partial brake frictional force (F2) generate disc type partial brake output torque (Tf2), realize disc type portion
Divide braking, the final braking for realizing high energy friction brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610290007.0A CN105715705B (en) | 2016-05-04 | 2016-05-04 | High energy friction brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610290007.0A CN105715705B (en) | 2016-05-04 | 2016-05-04 | High energy friction brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105715705A CN105715705A (en) | 2016-06-29 |
| CN105715705B true CN105715705B (en) | 2018-10-19 |
Family
ID=56162619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610290007.0A Expired - Fee Related CN105715705B (en) | 2016-05-04 | 2016-05-04 | High energy friction brake |
Country Status (1)
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458415B (en) * | 2018-12-30 | 2020-12-29 | 河北百龙汽车配件股份有限公司 | Combined automobile brake disc |
| CN110566602A (en) * | 2019-09-30 | 2019-12-13 | 松阳县吉强机车配件有限公司 | Novel double-sided disc brake |
| CN111609062B (en) * | 2020-06-04 | 2021-09-14 | 徐州徐工矿业机械有限公司 | Installation device for adjusting gap of parking brake, parking brake and mining dump truck |
| CN112324818A (en) * | 2020-10-23 | 2021-02-05 | 江苏凯迅达高铁传动技术开发有限公司 | Novel wedge type brake |
| CN112196918A (en) * | 2020-11-30 | 2021-01-08 | 烟台美丰机械有限公司 | Interlink braking anti-lock brake disc |
| CN113243830A (en) * | 2021-05-17 | 2021-08-13 | 威海锴滢智能科技有限公司 | Cleaning robot based on object falling reminding |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4854423A (en) * | 1988-07-26 | 1989-08-08 | Kelsey Hayes Company | Hydraulic disc brake drum-in-hat parking brake assembly |
| US5590742A (en) * | 1995-06-07 | 1997-01-07 | Itt Automotive, Inc. | Stamped caliper adapter |
| JP2002021892A (en) * | 2000-07-04 | 2002-01-23 | Akebono Brake Ind Co Ltd | Drum-in-disc brake device |
| US6360852B1 (en) * | 2000-07-31 | 2002-03-26 | Robert Bosch Corporation | Drum-in-hat park brake assembly |
| WO2011055464A1 (en) * | 2009-11-09 | 2011-05-12 | トヨタ自動車株式会社 | Brake system for vehicles |
| CN202883827U (en) * | 2012-07-03 | 2013-04-17 | 中国石油大学(华东) | Self-boosting disc brake |
| CN203362881U (en) * | 2013-07-05 | 2013-12-25 | 陈中来 | Clutch force increasing mechanism |
| CN205173295U (en) * | 2014-12-30 | 2016-04-20 | 山东五征集团有限公司 | Neck of taking parking braking function is from shoe type oil stopper of stopping |
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2016
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