CN108488276B - A kind of brake gear that the automobile based on screw-driven uses - Google Patents

A kind of brake gear that the automobile based on screw-driven uses Download PDF

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Publication number
CN108488276B
CN108488276B CN201810266396.2A CN201810266396A CN108488276B CN 108488276 B CN108488276 B CN 108488276B CN 201810266396 A CN201810266396 A CN 201810266396A CN 108488276 B CN108488276 B CN 108488276B
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CN
China
Prior art keywords
brake
block
screw thread
slot
mounting
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Application number
CN201810266396.2A
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Chinese (zh)
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CN108488276A (en
Inventor
不公告发明人
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TAIZHOU YANGFAN VEHICLE PART CO., LTD.
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Taizhou Yangfan Vehicle Part Co Ltd
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Priority to CN201810266396.2A priority Critical patent/CN108488276B/en
Publication of CN108488276A publication Critical patent/CN108488276A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/14Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T1/00Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
    • B60T1/02Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
    • B60T1/06Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
    • B60T1/065Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels employing disc
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/02Braking members; Mounting thereof
    • F16D65/12Discs; Drums for disc brakes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/78Features relating to cooling
    • F16D65/84Features relating to cooling for disc brakes
    • F16D65/847Features relating to cooling for disc brakes with open cooling system, e.g. cooled by air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00Type of actuator operation force
    • F16D2121/14Mechanical

Abstract

The invention belongs to vehicle braking mechanism technical fields, more particularly to a kind of brake gear that the automobile based on screw-driven uses, it includes fixed arch plate, brake trigger mechanism, heat release hole, brake disc, mounting hole, T-slot, and the heat release hole of many perforations is wherein provided on the end face of brake disc;The end face of brake disc one end is fixedly mounted on the end face of drive shaft;The first accommodating chamber is provided on the inner headed face of fixed arch plate;It is different with the strong brake block worn in a flash present invention utilizes gently stopping, it allows one in gently brake failure, replacement brake block can either be had recognized the need to, and can utilize to stop by force and continue to drive safely.In addition brake block is during installation, gently the working face of brake block can install slightly more secondary brake block in a flash, and the working face of brake block can do so the safety for improving vehicle braking with the higher brake block of installation quality in a flash by force, while it ensure that economy;The purpose of automotive safety can be taken into account again while guaranteeing economy in this way.

Description

A kind of brake gear that the automobile based on screw-driven uses
Technical field
The invention belongs to vehicle braking mechanism technical field more particularly to a kind of brakes that the automobile based on screw-driven uses Vehicle device.
Background technique
Current existing vehicle braking mechanism mostly uses hydraulic drive brake block and brake disc to generate pressure to carry out automobile Braking operation.During brake, disc surface and brake panel surface meeting CONTACT WITH FRICTION, when brake block because certain is primary There is brake block fever in brake, and brake block at this time will quickly be worn, while brake block during automobile use Also it will appear prolonged abrasion, brake block needs replacing, the phenomenon that otherwise will cause brake failure, thus to interior people Member's safety threatens.The quality of brake block and price also have biggish gap, the good brake block of performance and property simultaneously Brake block price difference that can be poor is larger, in order to consider the performance of price and brake block, the user of automobile often comprehensive choosing Brake block is selected, not only ensure that quality but also is considered that price factor.But the brake block comprehensively considered is in performance by force in a flash Not as good as top-quality brake block, thus will the user to automobile be difficult to make decision in safety and price, so design A kind of brake gear that the automobile based on screw-driven uses is necessary.
The present invention design a kind of brake gear that the automobile based on screw-driven uses solve the problems, such as it is as above.
Summary of the invention
(1) the technical problem to be solved in the present invention
The problem to be solved in the present invention is to provide a kind of brake gears that the automobile based on screw-driven uses, existing to overcome Have in technology vehicle braking mechanism during brake, disc surface and brake panel surface can CONTACT WITH FRICTION, work as brake block Because there is brake block fever in certain primary brake, the mistake that brake block at this time will quickly wear, while use in automobile The phenomenon that brake block also will appear prolonged abrasion in journey, and brake block needs replacing, and otherwise will will cause brake failure, thus The problem of threatening to interior personnel safety.
(2) technical solution of the present invention
To solve drawbacks described above in the prior art, the present invention discloses a kind of brake that the automobile based on screw-driven uses Device, it adopts the following technical solutions to realize.
A kind of brake gear that the automobile based on screw-driven uses, it is characterised in that: it includes fixed arch plate, brake touching Mechanism, heat release hole, brake disc, mounting hole, the first accommodating chamber, arc groove, T-slot are sent out, is wherein provided with perhaps on the end face of brake disc The heat release hole more penetrated through;The end face of brake disc one end is fixedly mounted on the end face of drive shaft;It is opened on the inner headed face of fixed arch plate There is the first accommodating chamber;Mounting hole there are two symmetrically being opened on the inner headed face of first accommodating chamber, and two mounting holes are along the first accommodating chamber Inner headed face it is circumferentially distributed;Angle between two mounting holes is 120 degree;There are two symmetrically being opened on the inner headed face of first accommodating chamber T-slot, and two T-slots cooperate with corresponding mounting hole;Perforation is provided on the first accommodating chamber inner headed face opposite with T-slot is opened Arc groove;Brake trigger mechanism is mounted at two T-slots, and two brake trigger mechanisms cooperate with brake disc.
The brake trigger mechanism includes fixing axle, driving gear, drive rack, hydraulic device, the first fixed ring, first Brake block, the second brake block, second spring, the second actuating sleeve, the second fixed ring, the first T-shaped block, the first actuating sleeve, the first bullet Spring, thread bush, the second T-shaped block, the first conducting bar, the second conducting bar, the first screw thread, the second screw thread, third screw thread, fixed block, first Guide groove, the second circular hole, the first circular hole, the second guide groove, the second mounting groove, the first mounting groove, the first mounting bar, the first fixed plate, First wirerope, the second fixed plate, the first straight pin, the first directive wheel, the second directive wheel, the second wirerope, third fixed plate, It is third fixed plate, the second mounting bar, the first T shape elongated slot, the 2nd T shape elongated slot, the first T shape long block, the second straight pin, first narrow Slot, spring supporting axis, scroll spring, the 3rd T shape elongated slot, the 3rd T shape long block, the 2nd T shape long block, the second accommodating chamber, third circle Pin, the second narrow slot, the 4th fixed plate, wherein hydraulic device is mounted in the mounting hole on fixed arch plate;Drive rack one end End face is fixedly mounted on hydraulic device end face;The first screw thread, second are in axial direction successively opened on the periphery of fixing axle Screw thread and third screw thread;There are gaps between first screw thread and the second screw thread;Between second screw thread and third screw thread there are Gap;Fixed block one end is fixedly mounted on the first accommodating chamber inner headed face;There is internal screw thread on thread bush inner headed face;Outside thread bush Disc is fixedly mounted on fixed block end face;Fixing axle is mounted on first by the screw-internal thread fit on third screw thread and thread bush In accommodating chamber;The second accommodating chamber being not penetrated is provided on driving gear face;One end is provided on spring supporting axis periphery not pass through The 3rd logical T shape elongated slot;The 3rd T shape elongated slot on spring supporting axis penetrates through one end end face and is fixedly mounted on fixed arch plate end face On, and the spring supporting axis other end is inserted into the second accommodating chamber;Scroll spring inner end is equipped with the 3rd T shape long block;Scroll spring In the second accommodating chamber;Scroll spring inner end is slidably installed by the 3rd T shape long block and the 3rd T shape elongated slot, scrollwork bullet Spring outer end is fixedly mounted on the second accommodating chamber inner headed face;Driving gear face is fixedly mounted on fixing axle side, and sliding tooth Wheel is engaged with drive rack;Two the first T-shaped blocks are circumferentially installed on the periphery of first brake piece;First brake piece passes through the One T-shaped block and T-slot are fitted in the first accommodating chamber;First circular hole there are two being opened on first brake piece end face, and two A first circular hole cooperates with corresponding T-slot;First guide groove there are two symmetrically being opened on the inner headed face of each first circular hole;First The first mounting groove is provided on actuating sleeve periphery;First conducting bar there are two being symmetrically installed on first actuating sleeve periphery;First drives It is provided with internal screw thread on dynamic set inner headed face, and second on the internal screw thread and fixing axle on the first actuating sleeve is threadedly engaged;First drives Dynamic set is slidably installed by the first conducting bar and the first guide groove;First fixed ring one end end face is fixedly mounted on the first driving It covers on end face;The first T shape elongated slot being not penetrated is provided on the end face of two the first mounting bars;Two the first mounting bars are about One mounting groove is symmetrically mounted in the first mounting groove, and the first T shape elongated slot Relative distribution on two the first mounting bars;First circle The first T shape long block is mounted in the both ends of the surface of pin;First straight pin is matched by the first T shape long block and the first T shape elongated slot Conjunction is mounted between two the first mounting bars;Third directive wheel is mounted on the first straight pin by bearing;First directive wheel is logical Straight pin is crossed to be mounted in the first mounting groove;Third dead plate upper end is fixedly mounted on the first circular hole inner circle of first brake on piece On face;The first narrow slot of perforation is provided in 4th fixed plate end face;4th fixed plate opens the fixed peace in one end end face of the first narrow slot On the first mounting groove end face;First wirerope one end is fixedly mounted on third fixed plate side, and the other end is wrapped over One directive wheel passes through the first narrow slot;Third directive wheel is wrapped over to be fixedly mounted on the 4th fixed plate side;Two the first T shapes The first spring is mounted in elongated slot, the first spring one end is fixedly mounted on the first T shape long block end face, and the other end is fixedly mounted On the first T shape long block end face;There are two the second T-shaped blocks for upper installation along circumferential direction for second brake block periphery;Second brake Piece is fitted in the first accommodating chamber by the second T-shaped block and T-slot;First brake piece is located at the second brake block The two sides of brake disc;Open that there are two the second circular holes penetrated through, and each second circular hole and corresponding T shape on second brake block end face Slot cooperation;Second guide groove there are two symmetrically being opened on the inner headed face of each second circular hole;In being provided on second actuating sleeve inner headed face Screw thread;The second mounting groove is provided on second actuating sleeve periphery;It is symmetrically installed on second actuating sleeve periphery and is led there are two second Item;Second actuating sleeve is fitted in the first accommodating chamber by the second conducting bar and the second guide groove;It is interior on second actuating sleeve Screw thread is threadedly engaged with first;The end face of second fixed ring is fixedly mounted on the second actuating sleeve end face;Two the second mounting bars End face on be provided with the 2nd T shape elongated slot being not penetrated;Two the second mounting bars are symmetrically mounted on second about the second mounting groove The 2nd T shape elongated slot Relative distribution in mounting groove, and on two the second mounting bars;It is mounted in the both ends of the surface of third straight pin 2nd T shape long block;Third straight pin is fitted to two the second mounting bars by the 2nd T shape long block and the 2nd T shape elongated slot Between;4th directive wheel is mounted on third straight pin by bearing;Second directive wheel is mounted on second by the second straight pin In mounting groove;First dead plate upper end is fixedly mounted on the second circular hole inner headed face on the second brake block;Second fixed plate end The second narrow slot of perforation is provided on face;One end end face that second fixed plate opens the second narrow slot is fixedly mounted on the second mounting groove end face On;Second wirerope one end is fixedly mounted on the first fixed plate side, and the other end is wrapped over the second directive wheel, and it is narrow to pass through second Slot;The 4th directive wheel is wrapped over to be fixedly mounted on the second fixed plate side;The second bullet is mounted in two the 2nd T shape elongated slots Spring, second spring one end are fixedly mounted on the 2nd T shape long block end face, and the other end is fixedly mounted on the 2nd T shape long block end face; The screw pitch of first screw thread is 1.2-2 times of the screw pitch of the second screw thread;The inner headed face of first brake piece and the second brake block has One accommodating chamber inner headed face is slidably matched;Brake disc is located in arc groove.
It is advanced optimized as this technology, support spring is installed between second T-shaped block and the first T-shaped block.
It is advanced optimized as this technology, is coated with lubricating oil between first T-shaped block and T-slot.
It is advanced optimized as this technology, the second spring is extension spring.
It is advanced optimized as this technology, the screw pitch of second screw thread is equal to the screw pitch of third screw thread.
It is advanced optimized as this technology, the screw pitch of first screw thread is 1.5 times of the screw pitch of the second screw thread.
The effect that the heat release hole of many perforations is provided on the end face of brake disc in the present invention is easy for brake disc and is The heat that one brake block and the second brake block friction process generate quickly is guided out;The end face of brake disc one end is fixedly mounted on drive Effect on the end face of moving axis is easy for cooperating with first brake piece and the second brake block, to reach the mesh to braking automobile 's;The effect that the first accommodating chamber is provided on the inner headed face of fixed arch plate is easy for accommodating first brake piece, the second brake block, first Spring, second spring etc.;The effect for the arc groove for being provided with perforation on the first accommodating chamber inner headed face opposite with T-slot is opened is easy for Accommodate brake disc and support first brake piece and the second brake block;Installation there are two symmetrically being opened on the inner headed face of first accommodating chamber Hole, and two mounting holes are easy for installation brake trigger mechanism along the circumferentially distributed effect of the inner headed face of the first accommodating chamber;First T-slot there are two symmetrically being opened on the inner headed face of accommodating chamber, and two T-slots are easy for pacifying with the effect that corresponding mounting hole cooperates Fill the first T-shaped block and the second T-shaped block;Be mounted on brake trigger mechanism at two T-slots, and two brake trigger mechanisms with The effect of brake disc cooperation is easy for that first brake piece and the second brake block is driven to move, to reach with brake disc cooperation to vapour Vehicle plays the purpose of brake.
The effect of brake trigger mechanism in the present invention is easy for that first brake piece and the second brake block is driven to move;It is hydraulic The effect that device is mounted in the mounting hole on fixed arch plate is easy for driving drive rack movement;Drive rack one end end face is solid Effect of the Dingan County on hydraulic device end face is easy for driving driving gear movement;On the periphery of fixing axle in axial direction The effect for successively opening the first screw thread, the second screw thread and third screw thread is easy for installation driving the first actuating sleeve of gear, the second drive Dynamic set;Effect between first screw thread and the second screw thread there are gap is easy for that the first actuating sleeve and the second actuating sleeve is driven to transport It is dynamic;Effect between second screw thread and third screw thread there are gap avoids in fixing axle and the first actuating sleeve motion process Interference;The effect that fixed block one end is fixedly mounted on the first accommodating chamber inner headed face is easy for installation thread bush;Thread bush inner circle Have internal thread effect on face and is easy for installation fixing axle;Thread bush periphery is fixedly mounted on the effect on fixed block end face It is easy for guidance fixing axle movement;Fixing axle is mounted on the first accommodating chamber by the screw-internal thread fit on third screw thread and thread bush Interior effect is easy for installation driving gear;Driving gear one end end face is fixedly mounted on fixing axle side, and drive gear with The effect of drive rack engagement is easy for for the movement in drive rack being transmitted in fixing axle;On the periphery of first brake piece Circumferential installation is easy for cooperating with T-slot there are two the effect of the first T-shaped block, to reach guidance and limitation first brake piece fortune Dynamic purpose;First brake piece by the effect of the first T-shaped block and T-slot being fitted in the first accommodating chamber be easy for Brake disc cooperation, to achieve the purpose that braking automobile;It is opened on first brake piece end face there are two the first circular hole, and two the One circular hole is easy for the first actuating sleeve of installation with the effect that corresponding T-slot cooperates;It is right on the inner headed face of each first circular hole Claim to open and is easy for limiting and guiding the movement of the first actuating sleeve there are two the effect of the first guide groove;It is symmetrical on first actuating sleeve periphery Installation is easy for being formed with the first guide groove and be slidably matched there are two the effect of the first conducting bar;In being provided on first actuating sleeve inner headed face Screw thread, and the second effect being threadedly engaged on the internal screw thread and fixing axle on the first actuating sleeve is easy for fixing axle and can drive The movement of first actuating sleeve;First actuating sleeve is easy for installing by the effect of the first conducting bar and the first guide groove being slidably installed First fixed ring;The effect that the second accommodating chamber being not penetrated is provided on driving gear face is easy for accommodating scroll spring and spring Support shaft;Be provided on spring supporting axis periphery the 3rd T shape elongated slot that one end is not penetrated effect be easy for installation the 3rd T shape it is long Block;The 3rd T shape elongated slot on spring supporting axis penetrates through one end end face and is fixedly mounted on fixed arch plate end face, and spring supporting axis The effect that the other end is inserted into the second accommodating chamber is easy for installation scroll spring;Scroll spring inner end is equipped with the 3rd T shape long block; Scroll spring is located in the second accommodating chamber;Scroll spring inner end is slidably matched peace by the 3rd T shape long block and the 3rd T shape elongated slot Dress, the effect that scroll spring outer end is fixedly mounted on the second accommodating chamber inner headed face are easy for scroll spring and will not influence sliding tooth The movement of wheel, while scroll spring can give driving gear one restoring force effect again, reach auxiliary drive gear and sliding tooth The purpose that item resets will achieve the purpose that extend hydraulic device service life in this way;Driving gear face is fixedly mounted on The effect of dead axle side is easy for that the movement on gear will be driven to be transmitted in fixing axle;The effect of first spring is easy for first Actuating sleeve drives the movement of first brake piece, to achieve the purpose that increase the pressure between first brake piece and brake disc;Second Upper installation is easy for being slidably matched with T-slot formation brake block periphery there are two the effect of the second T-shaped block along circumferential direction, from And achieve the purpose that guidance and limitation the second brake disc movement;Second brake block is coupled by the second T-shaped block and T-slot Effect in the first accommodating chamber is easy for cooperating with brake disc, achievees the purpose that automobile hard braking;Two the first mounting bars End face on be provided with the first T shape elongated slot being not penetrated effect be easy for the first T shape long block formed be slidably matched;Two One mounting bar is symmetrically mounted in the first mounting groove about the first mounting groove, and the first T shape elongated slot on two the first mounting bars The effect of Relative distribution is easy for the first straight pin of installation;The first T shape long block is mounted in the both ends of the surface of first straight pin Effect is easy for the first straight pin can move along the first T shape elongated slot direction;First straight pin passes through the first T shape long block and first The effect of T shape elongated slot being fitted between two the first mounting bars is easy for installation third directive wheel;Third directive wheel is logical Cross the movement that the effect that bearing is mounted on the first straight pin is easy for the first wirerope of guidance;First directive wheel passes through straight pin The effect being mounted in the first mounting groove is easy for guidance the first wirerope movement;Third dead plate upper end is fixedly mounted on first The effect on the first circular hole inner headed face on brake block is easy for the first wirerope of installation;Perforation is provided in 4th fixed plate end face The effect of the first narrow slot be easy for the movement of the first wirerope;One end end face that 4th fixed plate opens the first narrow slot is fixedly mounted Effect on the first mounting groove end face is easy for the first wirerope of installation;First wirerope one end is fixedly mounted on third and fixes On plate side, the other end is wrapped over the first directive wheel, passes through the first narrow slot;Being wrapped over third directive wheel, to be fixedly mounted on the 4th solid Effect on fixed board side, which is easy for the first straight pin, can transport under the action of the first wirerope along the first shape elongated slot direction T It is dynamic;The first spring is mounted in two the first T shape elongated slots, the first spring one end is fixedly mounted on the first T shape long block end face, The effect that the other end is fixedly mounted on the first T shape long block end face is easy for giving the first spring one restoring force effect, while again One active force of brake disc can be given;The effect for the two sides that first brake piece is located at brake disc with the second brake block is easy for The situation of light brake and hard braking is carried out to automobile;It is opened on second brake block end face there are two the second circular hole penetrated through, and each Second circular hole is easy for accommodating the second actuating sleeve with the effect that corresponding T-slot cooperates;On the inner headed face of each second circular hole It symmetrically opens and is easy for cooperating with the second conducting bar on the second actuating sleeve there are two the effect of the second guide groove, to reach guidance and limit Make the purpose of the second actuating sleeve movement;The effect for the 2nd T shape elongated slot being not penetrated is provided on the end face of two the second mounting bars It is easy for being formed with the 2nd T shape long block and be slidably matched;Two the second mounting bars are symmetrically mounted on the second peace about the second mounting groove The effect of the 2nd T shape elongated slot Relative distribution in tankage, and on two the second mounting bars is easy for installation third straight pin;Third Be mounted in the both ends of the surface of straight pin the 2nd T shape long block effect be easy for third straight pin can be along the 2nd T shape long block side To movement;Third straight pin is fitted between two the second mounting bars by the 2nd T shape long block and the 2nd T shape elongated slot Effect is easy for the 4th directive wheel of installation;4th directive wheel is easy for guiding by the effect that bearing is mounted on third straight pin The movement of second wirerope;Second directive wheel is easy for guidance second by the effect that the second straight pin is mounted in the second mounting groove Wirerope movement;The effect on the second circular hole inner headed face that first dead plate upper end is fixedly mounted on the second brake block is easy for Second wirerope is installed;The effect for the second narrow slot for being provided with perforation in second fixed plate end face is easy for the fortune of the second wirerope It is dynamic;The effect that one end end face that second fixed plate opens the second narrow slot is fixedly mounted on the second mounting groove end face is easy for installation Two wirerope;Second wirerope one end is fixedly mounted on the first fixed plate side, and the other end is wrapped over the second directive wheel, is passed through Second narrow slot;Be wrapped over the effect that the 4th directive wheel is fixedly mounted on the second fixed plate side be easy for the second wirerope can be with Third straight pin is driven to move along the 2nd T shape long block;Second spring, second spring one are mounted in two the 2nd T shape elongated slots End be fixedly mounted on the 2nd T shape long block end face, the effect that the other end is fixedly mounted on the 2nd T shape long block end face be easy for The effect of 2nd restoring force of T shape long block one, while one active force of the second brake block can be given again, this active force is passed to On brake disc, to achieve the purpose that braking automobile;Opened on second actuating sleeve inner headed face internal thread effect be easy for First in fixing axle is threadedly engaged, so that facing for the second actuating sleeve movement can be driven by reaching fixing axle;Second actuating sleeve It it is symmetrically installed the effect there are two the second conducting bar on periphery is easy for the formation of the second guide groove and be slidably matched;Second actuating sleeve passes through The effect of second conducting bar and the second guide groove being fitted in the first accommodating chamber is easy for the second fixed ring of installation;Second driving Internal screw thread and the first effect for being threadedly engaged, which are easy for fixing axle, on set can drive the second actuating sleeve to move;Second spring Effect is easy for the second actuating sleeve and drives the movement of the second brake block, to reach the pressure increased between the second brake block and brake disc The purpose of power;The rotation direction of above-mentioned first screw thread and the rotation direction of the second screw thread and third screw thread are contrary, and the first actuating sleeve, second drive Dynamic set is identical with the rotation direction of the internal screw thread on thread bush, and in addition the screw pitch of the first screw thread is 1.2-2 times of the screw pitch of the second screw thread Effect be easy for offset fixing axle axial movement so that the second brake block can close to brake disc move.2nd T shape The effect that support spring is equipped between block and the first T-shaped block is easy for the second T-shaped block of support.Between first T-shaped block and T-slot The effect for being coated with lubricating oil is easy for reducing the frictional force between the first T-shaped block and T-slot.The screw pitch of second screw thread is equal to third The effect of the screw pitch of screw thread is easy for reducing the manufacturing cost of vehicle braking mechanism.The screw pitch of first screw thread is the spiral shell of the second screw thread Away from 1.5 times of effect be easy for the second brake block can it is more appropriate by the second actuating sleeve drive, to reach the second brake Piece can be more appropriate between brake disc cooperation;The effect that the second mounting groove is provided on second actuating sleeve periphery is easy for holding Receive the first fixed plate, the second fixed plate, second wirerope etc.;The effect that the first mounting groove is provided on first actuating sleeve periphery is Convenient for accommodating third fixed plate, the 4th fixed plate, first wirerope etc..
(3) the advantages of the present invention
Relative to traditional vehicle braking mechanism technology, the vehicle braking mechanism in the present invention be utilized it is light stop and it is strong in a flash The brake block of abrasion is different, allows one in light brake failure, can either have recognized the need to replacement brake block, and can benefit Continue to drive safely with strong brake.In addition brake block during installation, gently in a flash the working face of brake block can install it is slightly more secondary Brake block, and the working face of brake block can be done so with the higher brake block of installation quality and be improved vehicle in a flash by force The safety of braking, while ensure that economy.
Detailed description of the invention
Fig. 1 is global facility distribution schematic diagram.
Fig. 2 is hydraulic device mounting structure schematic diagram.
Fig. 3 is the first spring mounting structure schematic diagram.
Fig. 4 is fixed arch plate structure (three) structural schematic diagram.
Fig. 5 is fixed arch plate structure (one) schematic diagram.
Fig. 6 is fixed arch plate structure (two) schematic diagram.
Fig. 7 is the first T-shaped block mounting structure schematic diagram.
Fig. 8 is the second T-shaped block mounting structure schematic diagram.
Fig. 9 is the first conducting bar mounting structure schematic diagram.
Figure 10 is fixed axle structure schematic diagram.
Figure 11 is the first actuating sleeve and the second actuating sleeve structural schematic diagram.
Figure 12 is the first wirerope and the second wirerope mounting structure schematic diagram.
Figure 13 is the second wirerope mounting structure schematic diagram.
Figure 14 is the second mounting bar structural schematic diagram.
Figure 15 is the first straight pin mounting structure schematic diagram.
Figure 16 is the first mounting bar structural schematic diagram.
Figure 17 is driving gear installation structure schematic diagram.
Figure 18 is driving gear structure schematic diagram.
Figure 19 is spring supporting axle construction schematic diagram.
Figure 20 is scroll spring mounting structure schematic diagram.
Figure 21 is the 3rd T shape long block mounting structure schematic diagram.
Figure 22 is the 4th directive wheel mounting structure schematic diagram.
Figure label title 1, drive shaft;2, fixed arch plate;3, brake trigger mechanism;4, brake disc;5, fixing axle;6, it drives Moving gear;7, drive rack;8, hydraulic device;9, the first fixed ring;10, first brake piece;11, the second brake block;12, second Spring;13, the second actuating sleeve;14, the second fixed ring;15, the first T-shaped block;16, the first actuating sleeve;17, heat release hole;18, first Spring;19, thread bush;20, mounting hole;21, the first accommodating chamber;22, T-slot;23, the second T-shaped block;24, the first conducting bar;25, Second conducting bar;27, the first screw thread;28, the second screw thread;29, third screw thread;30, fixed block;31, the second guide groove;32, the second circle Hole;33, the first circular hole;34, the first guide groove;35, the second mounting groove;36, the first mounting groove;37, the second mounting bar;38, second Fixed plate;39, the second wirerope;40, the first fixed plate;41, the second straight pin;42, the second directive wheel;43, the first directive wheel; 44, the first wirerope;45, third fixed plate;46, the 4th fixed plate;47, the first mounting bar;48, the 2nd T shape elongated slot;49, One T shape elongated slot;50, the first T shape long block;52, the first straight pin;53, the first narrow slot;54, spring supporting axis;55, scroll spring; 56, the 3rd T shape elongated slot;57, the 3rd T shape long block;58, the 2nd T shape long block;59, the second accommodating chamber;60, third straight pin;61, Second narrow slot;62, third directive wheel;63, the 4th directive wheel;64, arc groove.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figure 1, 2, 3, it includes fixed arch plate 2, brake trigger mechanism 3, heat release hole 17, brake disc 4, mounting hole 20, the first accommodating chamber 21, arc groove 64, T-slot 22, as shown in figure 3, being wherein provided with many perforations on the end face of brake disc 4 Heat release hole 17;As shown in figure 3, the end face of 4 one end of brake disc is fixedly mounted on the end face of drive shaft 1;As shown in Figure 4,5, 6, The first accommodating chamber 21 is provided on the inner headed face of fixed arch plate 2;As shown in figure 5, being symmetrically provided on the inner headed face of the first accommodating chamber 21 Two mounting holes 20, and two mounting holes 20 are circumferentially distributed along the inner headed face of the first accommodating chamber 21;As shown in fig. 6, two installations Angle between hole 20 is 120 degree;As shown in fig. 6, symmetrically opening on the inner headed face of the first accommodating chamber 21, there are two T-slots 22, and Two T-slots 22 cooperate with corresponding mounting hole 20;As shown in figure 5, the inner headed face that the first accommodating chamber 21 is opposite with T-slot 22 is opened On be provided with the arc groove 64 of perforation;As shown in Fig. 1,7, brake trigger mechanism 3, and two brakes are mounted at two T-slots 22 Vehicle trigger mechanism 3 cooperates with brake disc 4.
As shown in Fig. 7,9, the brake trigger mechanism 3 includes fixing axle 5, driving gear 6, drive rack 7, hydraulic device 8, the first fixed ring 9, first brake piece 10, the second brake block 11, second spring 12, the second actuating sleeve 13, the second fixed ring 14, First T-shaped block 15, the first actuating sleeve 16, the first spring 18, thread bush 19, the second T-shaped block 23, the first conducting bar 24, the second conducting bar 25, the first screw thread 27, the second screw thread 28, third screw thread 29, fixed block 30, the first guide groove 34, the second circular hole 32, the first circular hole 33, the second guide groove 31, the second mounting groove 35, the first mounting groove 36, the first mounting bar 47, the first fixed plate 40, the first wirerope 44, the second fixed plate 38, the first straight pin 52, the first directive wheel 43, the second directive wheel 42, the second wirerope 39, third are fixed Plate 45, third fixed plate 45, the second mounting bar 37, the first T shape elongated slot 49, the 2nd T shape elongated slot 48, the first T shape long block 50, second Straight pin 41, the first narrow slot 53, spring supporting axis 54, scroll spring 55, the 3rd T shape elongated slot 56, the 3rd T shape long block 57, the 2nd T Shape long block 58, the second accommodating chamber 59, third straight pin 60, the second narrow slot 61, the 4th fixed plate 46, as shown in figure 3, wherein hydraulic Device 8 is mounted in the mounting hole 20 on fixed arch plate 2;As shown in figure 9,7 one end end face of drive rack be fixedly mounted on it is hydraulic On 8 end face of device;As shown in Figure 10, the first screw thread 27, the second screw thread are in axial direction successively opened on the periphery of fixing axle 5 28 and third screw thread 29;As shown in Figure 10,12, there are gaps between the first screw thread 27 and the second screw thread 28;As shown in Figure 10, There are gaps between second screw thread 28 and third screw thread 29;As shown in figure 3,30 one end of fixed block is fixedly mounted on the first receiving On 21 inner headed face of chamber;There is internal screw thread on 19 inner headed face of thread bush;As shown in figure 17,19 periphery of thread bush is fixedly mounted on Determine on 30 end face of block;As shown in figure 3, fixing axle 5 is mounted on the by the screw-internal thread fit on third screw thread 29 and thread bush 19 In one accommodating chamber 21;As shown in figure 18, it drives on 6 end face of gear and is provided with the second accommodating chamber 59 being not penetrated;As shown in figure 19, bullet The 3rd T shape elongated slot 56 that one end is not penetrated is provided on 54 periphery of spring support shaft;As shown in figure 3, on spring supporting axis 54 Three T shape elongated slots 56 perforation one end end face is fixedly mounted on 2 end face of fixed arch plate, and 54 other end of spring supporting axis insertion second In accommodating chamber 59;As shown in figure 21,55 inner end of scroll spring is equipped with the 3rd T shape long block 57;Scroll spring 55 is located at second and holds It receives in chamber 59;As shown in figure 20,55 inner end of scroll spring is slidably matched peace by the 3rd T shape long block 57 and the 3rd T shape elongated slot 56 Dress, 55 outer end of scroll spring is fixedly mounted on 59 inner headed face of the second accommodating chamber;As shown in figure 17, driving 6 end face of gear is fixed It is mounted on 5 side of fixing axle, and gear 6 is driven to engage with drive rack 7;As shown in Figure 7,8, the periphery of first brake piece 10 Upper circumferential direction is equipped with two the first T-shaped blocks 15;As shown in figure 3, first brake piece 10 passes through the first T-shaped block 15 and T-slot 22 It is fitted in the first accommodating chamber 21;As shown in figure 8, the first circular hole 33 there are two being opened on 10 end face of first brake piece, and two A first circular hole 33 cooperates with corresponding T-slot 22;As shown in figure 8, being symmetrically provided on the inner headed face of each first circular hole 33 Two the first guide grooves 34;As shown in figure 11, the first mounting groove 36 is provided on 16 periphery of the first actuating sleeve;As shown in figure 11, First conducting bar 24 there are two being symmetrically installed on one actuating sleeve, 16 periphery;It is provided with internal screw thread on first actuating sleeve, 16 inner headed face, and The second screw thread 28 on internal screw thread and fixing axle 5 on first actuating sleeve 16 cooperates;As shown in figure 3, the first actuating sleeve 16 passes through First conducting bar 24 is slidably installed with the first guide groove 34;As shown in figure 3,9 one end end face of the first fixed ring is fixedly mounted on On first actuating sleeve, 16 end face;As shown in figure 16, to be provided with the first T shape being not penetrated on the end face of two the first mounting bars 47 long Slot 49;As shown in figure 3, two the first mounting bars 47 are symmetrically mounted in the first mounting groove 36 about the first mounting groove 36, and two 49 Relative distribution of the first T shape elongated slot on a first mounting bar 47;As shown in figure 15, pacify in the both ends of the surface of the first straight pin 52 Equipped with the first T shape long block 50;As shown in Figure 12,15, the first straight pin 52 passes through the first T shape long block 50 and the first T shape elongated slot 49 Be fitted between two the first mounting bars 47;As shown in figure 15, third directive wheel 62 is mounted on the first circle by bearing On pin 52;As shown in figure 15, the first directive wheel 43 is mounted in the first mounting groove 36 by straight pin;As shown in figure 3, third 45 upper end of fixed plate is fixedly mounted on 33 inner headed face of the first circular hole on first brake piece 10;As shown in figure 15, the 4th is fixed The first narrow slot 53 of perforation is provided on 46 end face of plate;As shown in figure 3, one end end face that the 4th fixed plate 46 opens the first narrow slot 53 is solid Dingan County is on 36 end face of the first mounting groove;As shown in figure 15,44 one end of the first wirerope is fixedly mounted on third fixed plate 45 On side, the other end is wrapped over the first directive wheel 43, passes through the first narrow slot 53;It is wrapped over third directive wheel 62 and is fixedly mounted on On four fixed plates, 46 side;As shown in figure 15, the first spring 18, the first spring 18 are mounted in two the first T shape elongated slots 49 One end is fixedly mounted on 50 end face of the first T shape long block, and the other end is fixedly mounted on 50 end face of the first T shape long block;Such as Fig. 8 institute Show, there are two the second T-shaped blocks 23 for upper installation along circumferential direction for 11 periphery of the second brake block;As shown in figure 8, the second brake block 11 Pass through being fitted in the first accommodating chamber 21 for the second T-shaped block 23 and T-slot 22;As shown in figure 3, first brake piece 10 and Two brake blocks 11 are located at the two sides of brake disc 4;As shown in figure 8, opening on 11 end face of the second brake block, there are two the penetrated through Two circular holes 32, and each second circular hole 32 cooperates with corresponding T-slot 22;As shown in figure 8, the inner headed face of each second circular hole 32 On symmetrically open there are two the second guide groove 31;Internal screw thread is provided on second actuating sleeve, 13 inner headed face;As shown in figure 11, the second driving It covers and is provided with the second mounting groove 35 on 13 peripheries;As shown in figure 11, it is symmetrically installed that there are two the on 13 periphery of the second actuating sleeve Two conducting bars 25;Second actuating sleeve 13 is fitted in the first accommodating chamber 21 by the second conducting bar 25 and the second guide groove 31;The Internal screw thread and the first screw thread 27 on two actuating sleeves 13 cooperate;The end face of second fixed ring 14 is fixedly mounted on the second actuating sleeve 13 On end face;As shown in figure 14, the 2nd T shape elongated slot 48 being not penetrated is provided on the end face of two the second mounting bars 37;Two Two mounting bars 37 are symmetrically mounted in the second mounting groove 35 about the second mounting groove 35, and second on two the second mounting bars 37 48 Relative distribution of T shape elongated slot;As shown in figure 22, the 2nd T shape long block 58 is mounted in the both ends of the surface of third straight pin 60;Third Straight pin 60 is fitted between two the second mounting bars 37 by the 2nd T shape long block 58 and the 2nd T shape elongated slot 48;Such as figure 13, shown in 22, the 4th directive wheel 63 is mounted on third straight pin 60 by bearing;Second directive wheel 42 passes through the second straight pin 41 are mounted in the second mounting groove 35;As shown in figure 12,40 upper end of the first fixed plate is fixedly mounted on the second brake block 11 On second circular hole, 32 inner headed face;As shown in Figure 13,22, the second narrow slot 61 of perforation is provided on 38 end face of the second fixed plate;Second One end end face that fixed plate 38 opens the second narrow slot 61 is fixedly mounted on 35 end face of the second mounting groove;As shown in Figure 13,22, second 39 one end of wirerope is fixedly mounted on 40 side of the first fixed plate, and the other end is wrapped over the second directive wheel 42, and it is narrow to pass through second Slot 61;The 4th directive wheel 63 is wrapped over to be fixedly mounted on 38 side of the second fixed plate;As shown in Figure 13,22, two the 2nd T shapes Second spring 12 is mounted in elongated slot 48,12 one end of second spring is fixedly mounted on 58 end face of the 2nd T shape long block, the other end It is fixedly mounted on 58 end face of the 2nd T shape long block;The screw pitch of first screw thread 27 is 1.2-2 times of the screw pitch of the second screw thread 28;Such as Shown in Fig. 3, the inner headed face of first brake piece 10 and the second brake block 11 has 21 inner headed face of the first accommodating chamber to be slidably matched;Brake Disk 4 is located in arc groove 64.
Support spring is installed between second T-shaped block 23 and the first T-shaped block 15.
Lubricating oil is coated between first T-shaped block 15 and T-slot 22.
The second spring 12 is extension spring.
The screw pitch of second screw thread 28 is equal to the screw pitch of third screw thread 29.
The screw pitch of first screw thread 27 is 1.5 times of the screw pitch of the second screw thread 28.
Specific embodiment are as follows: when driver needs light brake automobile, hydraulic device 8 at this time will will drive drive rack 7 movements;The drive rack 7 of movement will will drive sliding tooth wheel 6 and move;Driving gear 6 will will drive fixing axle 5 and move;It is fixed Axis 5 will move under the guiding function of third screw thread 29;Fixing axle 5 will be by the second screw thread 28 and the first actuating sleeve 16 Screw-internal thread fit, thus achieve the purpose that drive the first actuating sleeve 16 moved along the first guide groove 34;First actuating sleeve of movement 16, which will will drive the first wirerope 44, moves;First wirerope 44 of movement will will drive the first straight pin 52 and move;Movement First straight pin 52 will will drive the first T shape long block 50 and move;First T shape long block 50 will be moved along the first T shape elongated slot 49;This When first spring 18 will stretch;First brake piece 10 at this time will be with 4 frictional fit of brake disc;Automobile will be One brake block 10 will with slowly slow down under 4 rubbing action of brake disc;When driver's an emergency situation is encountered hard braking, this luck Dynamic fixing axle 5 will will drive the first screw thread 27 and move, and the first screw thread 27 will be moved with the second actuating sleeve 13;Second actuating sleeve 13, which will will drive the second fixed ring 14, moves;Second actuating sleeve 13 will will drive the second wirerope 39 and move;Second steel of movement Cord 39 will will drive third straight pin 60 and move;The third straight pin 60 of movement will will drive the 2nd T shape long block 58 and move;The Two T shape long blocks 58 will be moved along the 2nd T shape elongated slot 48;Second spring 12 at this time will stretch;The second brake at this time Piece 11 and first brake piece 10 will simultaneously to 4 active force of brake disc, so automobile at this time will first brake piece 10 with Speed is quickly reduced under the action of second brake block 11, to achieve the purpose that heavy brake automobile;When the habit that driver drives When relatively good, light brake of driving often, the only first brake piece 10 that brake block is often worn;When first brake piece 10 uses Time it is longer when, driver gently stop used in first brake piece 10 because of prolonged abrasion there is failure, this It is also that can guarantee traffic safety that Shi Ruguo driver, which stops by force, because the second brake block 11 does not occur the phenomenon that wear-out failure. The failure of vehicle braking mechanism gently stopped can replace the prompt of brake block, but vehicle braking mechanism at this time to driver one It is strong brake used in brake block have not expired, thus achieve the purpose that protect driver.Present invention utilizes light stop to stop with strong When the brake block that wears it is different, allow one to it is light stop failure when, replacement brake block, and energy can either be had recognized the need to Continue to drive safely using strong brake.In addition brake block during installation, gently the working face of brake block can install slightly secondary one in a flash Point brake block, and by force in a flash the working face of brake block can with the higher brake block of installation quality, do so improve it is whole The safety of vehicle braking, while ensure that economy;Automotive safety can be taken into account again while guaranteeing economy in this way Purpose.
In conclusion it is restricted embodiment of the invention, all those skilled in the art that above embodiment, which is not, On the basis of substantive content of the invention, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this The protection scope of invention.

Claims (7)

1. a kind of brake gear that the automobile based on screw-driven uses, it is characterised in that: it includes fixed arch plate, brake triggering Mechanism, heat release hole, brake disc, mounting hole, the first accommodating chamber, arc groove, T-slot are wherein provided with many on the end face of brake disc The heat release hole of perforation;The end face of brake disc one end is fixedly mounted on the end face of drive shaft;It is provided on the inner headed face of fixed arch plate First accommodating chamber;Mounting hole there are two symmetrically being opened on the inner headed face of first accommodating chamber, and two mounting holes are along the first accommodating chamber Inner headed face is circumferentially distributed;Angle between two mounting holes is 120 degree;T there are two symmetrically being opened on the inner headed face of first accommodating chamber Shape slot, and two T-slots cooperate with corresponding mounting hole;Perforation is provided on the first accommodating chamber inner headed face opposite with T-slot is opened Arc groove;Brake trigger mechanism is mounted at two T-slots, and two brake trigger mechanisms cooperate with brake disc;
The brake trigger mechanism includes fixing axle, driving gear, drive rack, hydraulic device, the first fixed ring, first brake Piece, the second brake block, second spring, the second actuating sleeve, the second fixed ring, the first T-shaped block, the first actuating sleeve, the first spring, spiral shell Line set, the second T-shaped block, the first conducting bar, the second conducting bar, the first screw thread, the second screw thread, third screw thread, fixed block, the first guide groove, Second circular hole, the first circular hole, the second guide groove, the second mounting groove, the first mounting groove, the first mounting bar, the first fixed plate, the first steel Cord, the second fixed plate, the first straight pin, the first directive wheel, the second directive wheel, the second wirerope, third fixed plate, third are solid Fixed board, the second mounting bar, the first T shape elongated slot, the 2nd T shape elongated slot, the first T shape long block, the second straight pin, the first narrow slot, spring Support shaft, scroll spring, the 3rd T shape elongated slot, the 3rd T shape long block, the 2nd T shape long block, the second accommodating chamber, third straight pin, Two narrow slots, the 4th fixed plate, wherein hydraulic device is mounted in the mounting hole on fixed arch plate;Drive rack one end end face is fixed It is mounted on hydraulic device end face;The first screw thread, the second screw thread and are in axial direction successively opened on the periphery of fixing axle Three screw threads;There are gaps between first screw thread and the second screw thread;There are gaps between second screw thread and third screw thread;It is fixed Block one end is fixedly mounted on the first accommodating chamber inner headed face;There is internal screw thread on thread bush inner headed face;Thread bush periphery is fixed It is mounted on fixed block end face;Fixing axle is mounted on the first accommodating chamber by the screw-internal thread fit on third screw thread and thread bush It is interior;The second accommodating chamber being not penetrated is provided on driving gear face;One end is not penetrated is provided on spring supporting axis periphery Three T shape elongated slots;The 3rd T shape elongated slot on spring supporting axis penetrates through one end end face and is fixedly mounted on fixed arch plate end face, and bullet The spring support shaft other end is inserted into the second accommodating chamber;Scroll spring inner end is equipped with the 3rd T shape long block;Scroll spring is located at second In accommodating chamber;Scroll spring inner end is slidably installed by the 3rd T shape long block and the 3rd T shape elongated slot, and scroll spring outer end is solid Dingan County is on the second accommodating chamber inner headed face;Driving gear face is fixedly mounted on fixing axle side, and drives gear and driving Rack gear engagement;Two the first T-shaped blocks are circumferentially installed on the periphery of first brake piece;First brake piece passes through the first T-shaped block With being fitted in the first accommodating chamber for T-slot;First circular hole there are two being opened on first brake piece end face, and two first circles Hole cooperates with corresponding T-slot;First guide groove there are two symmetrically being opened on the inner headed face of each first circular hole;Outside first actuating sleeve The first mounting groove is provided on disc;First conducting bar there are two being symmetrically installed on first actuating sleeve periphery;First actuating sleeve inner circle Internal screw thread is provided on face, and second on the internal screw thread and fixing axle on the first actuating sleeve is threadedly engaged;First actuating sleeve passes through First conducting bar is slidably installed with the first guide groove;First fixed ring one end end face is fixedly mounted on the first actuating sleeve end face On;The first T shape elongated slot being not penetrated is provided on the end face of two the first mounting bars;Two the first mounting bars are about the first installation Slot is symmetrically mounted in the first mounting groove, and the first T shape elongated slot Relative distribution on two the first mounting bars;First straight pin The first T shape long block is mounted in both ends of the surface;First straight pin is coupled by the first T shape long block and the first T shape elongated slot Between two the first mounting bars;Third directive wheel is mounted on the first straight pin by bearing;First directive wheel passes through cylinder Pin is mounted in the first mounting groove;Third dead plate upper end is fixedly mounted on the first circular hole inner headed face of first brake on piece; The first narrow slot of perforation is provided in 4th fixed plate end face;One end end face that 4th fixed plate opens the first narrow slot is fixedly mounted on On one mounting groove end face;First wirerope one end is fixedly mounted on third fixed plate side, and the other end is wrapped over the first guiding Wheel passes through the first narrow slot;Third directive wheel is wrapped over to be fixedly mounted on the 4th fixed plate side;In two the first T shape elongated slots It is mounted on the first spring, the first spring one end is fixedly mounted on the first T shape long block end face, and the other end is fixedly mounted on first On T shape long block end face;There are two the second T-shaped blocks for upper installation along circumferential direction for second brake block periphery;Second brake block passes through Second T-shaped block and T-slot are fitted in the first accommodating chamber;First brake piece and the second brake block are located at brake disc Two sides;The second circular hole penetrated through there are two being opened on second brake block end face, and each second circular hole is matched with corresponding T-slot It closes;Second guide groove there are two symmetrically being opened on the inner headed face of each second circular hole;Internal screw thread is provided on second actuating sleeve inner headed face; The second mounting groove is provided on second actuating sleeve periphery;Second conducting bar there are two being symmetrically installed on second actuating sleeve periphery;The Two actuating sleeves are fitted in the first accommodating chamber by the second conducting bar and the second guide groove;Internal screw thread on second actuating sleeve with First is threadedly engaged;The end face of second fixed ring is fixedly mounted on the second actuating sleeve end face;The end face of two the second mounting bars On be provided with the 2nd T shape elongated slot being not penetrated;Two the second mounting bars are symmetrically mounted on the second mounting groove about the second mounting groove It is interior, and the 2nd T shape elongated slot Relative distribution on two the second mounting bars;The 2nd T is mounted in the both ends of the surface of third straight pin Shape long block;Third straight pin is fitted between two the second mounting bars by the 2nd T shape long block and the 2nd T shape elongated slot; 4th directive wheel is mounted on third straight pin by bearing;Second directive wheel is mounted on the second mounting groove by the second straight pin It is interior;First dead plate upper end is fixedly mounted on the second circular hole inner headed face on the second brake block;It is opened in second fixed plate end face There is the second narrow slot of perforation;One end end face that second fixed plate opens the second narrow slot is fixedly mounted on the second mounting groove end face;The Two wirerope one end are fixedly mounted on the first fixed plate side, and the other end is wrapped over the second directive wheel, pass through the second narrow slot;It twines It is fixedly mounted on the second fixed plate side around the 4th directive wheel;It is mounted on second spring in two the 2nd T shape elongated slots, the Two spring one ends are fixedly mounted on the 2nd T shape long block end face, and the other end is fixedly mounted on the 2nd T shape long block end face;First The screw pitch of screw thread is 1.2-2 times of the screw pitch of the second screw thread;The inner headed face of first brake piece and the second brake block has the first appearance Intracavitary disc of receiving is slidably matched;Brake disc is located in arc groove.
2. the brake gear that a kind of automobile based on screw-driven according to claim 1 uses, it is characterised in that: described Support spring is installed between second T-shaped block and the first T-shaped block.
3. the brake gear that a kind of automobile based on screw-driven according to claim 1 uses, it is characterised in that: described Lubricating oil is coated between first T-shaped block and T-slot.
4. the brake gear that a kind of automobile based on screw-driven according to claim 1 uses, it is characterised in that: described Second spring is extension spring.
5. the brake gear that a kind of automobile based on screw-driven according to claim 1 uses, it is characterised in that: described The screw pitch of second screw thread is equal to the screw pitch of third screw thread.
6. the brake gear that a kind of automobile based on screw-driven according to claim 1 uses, it is characterised in that: described The screw pitch of first screw thread is 1.5 times of the screw pitch of the second screw thread.
7. the brake gear that a kind of automobile based on screw-driven according to claim 1 uses, it is characterised in that: above-mentioned The rotation direction of first screw thread and the rotation direction of the second screw thread and third screw thread are contrary, the first actuating sleeve, the second actuating sleeve and thread bush On internal screw thread rotation direction it is identical.
CN201810266396.2A 2018-03-28 2018-03-28 A kind of brake gear that the automobile based on screw-driven uses Active CN108488276B (en)

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CN112594294B (en) * 2020-12-17 2021-09-10 浙江迅达工业科技有限公司 Anti-collision self-limiting synchronizer assembly
CN112744191B (en) * 2021-02-02 2021-10-29 河南工业贸易职业学院 Safety brake device for automobile

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CN105587801A (en) * 2016-03-28 2016-05-18 富阳鸿祥技术服务有限公司 Nested double-brake-piece brake unit
CN105650146A (en) * 2016-03-28 2016-06-08 杭州启澄科技有限公司 Double-brake-pad braking unit based on sliding displacement
CN105667466A (en) * 2016-03-28 2016-06-15 富阳鸿祥技术服务有限公司 Disc-shaped braking unit based on pressure rotation
CN107701619A (en) * 2017-09-29 2018-02-16 东莞市松研智达工业设计有限公司 A kind of adjustable braking mechanism based on flight

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105587801A (en) * 2016-03-28 2016-05-18 富阳鸿祥技术服务有限公司 Nested double-brake-piece brake unit
CN105650146A (en) * 2016-03-28 2016-06-08 杭州启澄科技有限公司 Double-brake-pad braking unit based on sliding displacement
CN105667466A (en) * 2016-03-28 2016-06-15 富阳鸿祥技术服务有限公司 Disc-shaped braking unit based on pressure rotation
CN107701619A (en) * 2017-09-29 2018-02-16 东莞市松研智达工业设计有限公司 A kind of adjustable braking mechanism based on flight

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