CN108591309A - Motor tricycle mechanical disc brake caliper - Google Patents
Motor tricycle mechanical disc brake caliper Download PDFInfo
- Publication number
- CN108591309A CN108591309A CN201810449259.2A CN201810449259A CN108591309A CN 108591309 A CN108591309 A CN 108591309A CN 201810449259 A CN201810449259 A CN 201810449259A CN 108591309 A CN108591309 A CN 108591309A
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- cam
- block
- clamp body
- braking
- resilient clip
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- 238000009434 installation Methods 0.000 claims abstract description 38
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 206010037660 Pyrexia Diseases 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes
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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
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
Abstract
The present invention relates to a kind of motor tricycle mechanical disc brake calipers,Including clamp block,Mounting hole is symmetrical arranged in the clamp block,The resigning breach of disk brake is set in clamp block,Bearing step is for supporting brake block,At least two guide pins are set in clamp block,One braking clamp body is slidably matched by the pilot hole of setting with guide pin,Braking clamp body is equipped with cam installation cavity,Translation cam axis and rotary motion camshaft of the setting positioned at same axial line in cam installation cavity,The opposite end of two camshafts is respectively equipped with corresponding edge cam,The other end of translation cam axis is axially moveably circumferentially located in the via being arranged on braking clamp body,Resetting spring is equipped between translation cam axis and braking clamp body,Cam installation cavity is stretched out outside the other end of rotary motion camshaft for installing pivoted arm,The adjutage of braking clamp body stepped clamp block,Portion turn back for pushing the second brake block movement being positioned on bearing step.
Description
Technical field
The present invention relates to a kind of brakes, and in particular to a kind of motor tricycle mechanical disc brake caliper.
Background technology
Brake refers to the component for generating braking moment, power to hinder vehicle movement or movement tendency.Automobile at present
In mostly use friction brakes, it generates braking moment using the friction of retaining element and rotating element working surface.According to
The difference of rotating element, friction brake can be divided into drum-type and disc type two major classes.Conventional disc brakes need hydraulic drive system
System carries out hydraulic braking, and due to using hydraulic braking, there are oil leak risks for brake oil pump；If there is air in brake circuit, liquid
Always contain a certain amount of air in pressure oil, be usually dissolvable in water in oil, can also the form of bubble be mixed in oil, when pressure is low
When air separating pressure, the air being dissolved in oil is separated, and forms bubble；When pressure is down to the saturated vapour pressure of fluid
When below power, fluid can boil and generate a large amount of bubbles, these bubbles mix forms discrete state in fluid, this phenomenon
Referred to as cavitation causes hydraulic circuit brake fade.And there is also sensitive to temperature change for hydraulic circuit；Brake fluid pressure oil
There is leakage hidden danger in road；Brake fluid pressure device manufacturing is difficult, it is of high cost the defects of.
Invention content
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of motor tricycle mechanical disc brake caliper,
It is simple in structure, compact, and reliability is high, is avoided that complicated, of high cost existing for conventional hydraulic brake circuit, and oil circuit shakes
The defects of dynamic, oil circuit fever, oil circuit cavitation and oil circuit are revealed.
The object of the present invention is achieved like this：A kind of motor tricycle mechanical disc brake caliper, including clamp block, it is described
It is symmetrical arranged mounting hole in clamp block, the resigning breach of disk brake is set in the clamp block, and the both sides of the resigning breach are respectively equipped with
Step is supported, for supporting brake block at least two guide pins are arranged, a braking clamp body is by setting in bearing step in the clamp block
The pilot hole set is slidably matched with guide pin, is assemblied in clamp block with can be movable relatively, and the braking clamp body is installed equipped with cam
Chamber, for the interior setting of the cam installation cavity positioned at the translation cam axis and rotary motion camshaft of same axial line, two convex
The opposite end of wheel shaft is respectively equipped with corresponding edge cam, and the other end of the translation cam axis is axially moveably all
To being located in the via that is arranged on braking clamp body, and extended via pushes the first brake block being positioned on bearing step to stretch
Go out and move, between the translation cam axis and braking clamp body be equipped with resetting spring, the rotary motion camshaft it is another
Cam installation cavity is stretched out outside one end for installing pivoted arm, the adjutage of the braking clamp body stepped clamp block, the end of the adjutage
Equipped with the portion of turning back, which is used to push the second brake block movement being positioned on bearing step.
The opposite end of described two camshafts is respectively equipped with corresponding edge cam, the end surface symmetric of the edge cam
Two lug bosses and concave part are set, and the edge cam includes lug boss and concave part, between the lug boss and concave part
The profile of rounding off, the translation cam axis and rotary motion camshaft mutual cooperation end face mutually coincide.
A pair of of resilient clip is installed in the clamp block, the resilient clip cross section in step-like, the resilient clip
Upper side wall be bonded with the side wall of bearing step, extended first elastic cantilever on the upper side wall of the resilient clip, and described the
One elastic cantilever is supported on resigning breach bottom, and the bottom edge of the resilient clip is laterally extended, the bottom edge of the resilient clip with
The bottom edge for supporting step constitutes an installation sliding slot, and the lower wall of the resilient clip is bonded with the journal stirrup side wall of brake block, institute
It states and the second elastic cantilever is set in the lower wall of resilient clip, second elastic cantilever is supported on cam installation cavity and the portion that turns back
Between at the top of adjutage.
The sliding slot extended along direction of axis line is arranged in the side wall of the translation cam axis, is arranged on the braking clamp body
Via sidewall stretch into rotation stopping screw, the head of the rotation stopping screw be in sliding fit with the sliding chute realize it is circumferentially positioned.
The cam installation cavity includes the reentrant cylindrical cavity being arranged on braking clamp body, the open end back of the body of the reentrant cylindrical cavity
To portion one end of turning back, the reentrant cylindrical cavity bottom is arranged a through-hole and is positioned on bearing step for the promotion of translation cam axis
The first brake block stretch out and move, one end cap of reentrant cylindrical cavity openings snap-fit, the axis hole of end cap setting is for rotation
Motion cam axis stretches out.
The other end of the translation cam axis is axially moveably circumferentially located in the via being arranged on braking clamp body
In, and extended via and act on a backing plate, the backing plate is connected and fixed with the first brake block.
The end cap is connected and fixed by bolt and braking clamp body.
It is arranged between the facing flange bottom and reentrant cylindrical cavity bottom of the translation cam axis and multiple is transported with straight line
Centered on the axial line of moving cam axis and respectively 360 ° of resetting spring, the resetting spring are cylindroid helical-coil compression spring.
Cam installation cavity is stretched out outside the other end of the rotary motion camshaft, and spline tooth and return are set on the external part
Torsional spring.
Using the above scheme, the resigning breach of disk brake is set in the clamp block, and the both sides of the resigning breach are respectively equipped with
Step is supported, for supporting brake block at least two guide pins are arranged, a braking clamp body is by setting in bearing step in the clamp block
The pilot hole set is slidably matched with guide pin, is assemblied in clamp block with can be movable relatively, and the braking clamp body is installed equipped with cam
Chamber, for the interior setting of the cam installation cavity positioned at the translation cam axis and rotary motion camshaft of same axial line, two convex
The opposite end of wheel shaft is respectively equipped with corresponding edge cam, and the other end of the translation cam axis is axially moveably all
To being located in the via that is arranged on braking clamp body, and extended via pushes the first brake block being positioned on bearing step to stretch
Go out and move, between the translation cam axis and braking clamp body be equipped with resetting spring, the rotary motion camshaft it is another
Cam installation cavity is stretched out outside one end for installing pivoted arm, the adjutage of the braking clamp body stepped clamp block, the end of the adjutage
Equipped with the portion of turning back, which is used to push the second brake block movement being positioned on bearing step.Dish is set in the clamp block
The resigning breach of brake disk, the notch are convenient for the arrangement of disk brake.The both sides of the resigning breach are respectively equipped with bearing step, supporting station
Rank can be such that the brake block of disk brake both sides is moved along disk brake axial direction for supporting brake block, using bearing step.
At least two guide pins are set in the clamp block, and a braking clamp body is slidably matched by the pilot hole of setting with guide pin, can phase
Movement is assemblied in clamp block, when braking clamp body stress, braking clamp body realizes axial movement, is driven afterwards by the portion of turning back
Drive brake block axial movement.The braking clamp body is equipped with cam installation cavity, and setting is positioned at same axis in the cam installation cavity
The translation cam axis and rotary motion camshaft of heart line, it is convex that the opposite ends of two camshafts is respectively equipped with corresponding end face
The opposite end of wheel, two camshafts is respectively equipped with corresponding edge cam, is mutually rotated between the face cam of both ends, works as both ends of the surface
When the high point of cam contour contacts with each other, translation cam axis rotary motion cam shaft be located remotely from each other upwards maximum away from
From, when rotary motion camshaft generates rotary motion, the axial power drive translation cam of application one, translation cam
Axis moves axially adjutage movement, and the end of the adjutage is equipped with the portion that turns back, which is positioned over supporting station for pushing
The second brake block movement on rank.When vehicle braking, both sides brake block is all pressed on the disc brake rotor, and brake block clamps brake disc, production
The raw moment of friction for preventing vehicle wheel rotation, realizes braking.When vehicle need not be braked, a profile high point in two cams with
Another cam low spot cooperates, and the first braking and axial compressive force of second brake block with disc brake side surface become smaller, and rub
Wiping becomes smaller, and cancels braking.Cam installation cavity is stretched out outside the other end of the rotary motion camshaft to be turned for installing pivoted arm, pivoted arm
The cam structure of dynamic drive rotary motion cam, rotary motion cam and translation cam transports the rotation of rotary motion cam
Turn turns to reciprocal linear motion.The movement needs of various complexity may be implemented in cam mechanism, and simple in structure, compact,
It can accurately realize the characteristics of motion of requirement.As long as being suitably designed the contour curve of cam, so that it may various expected to obtain
The characteristics of motion, cam mechanism is compact-sized, is best suited for the occasion for requiring driven member to make intermittent movement.It is with hydraulic pressure and pneumatically
Similar means compare, and movement is reliable, complicated, of high cost existing for the conventional hydraulic brake circuit avoided, oil circuit vibration, oil
The defects of road fever, oil circuit cavitation and oil circuit are revealed.
The opposite end of described two camshafts is respectively equipped with corresponding edge cam, the end surface symmetric of the edge cam
Two lug bosses and concave part, rounding off between the lug boss and concave part, the translation cam axis and rotation are set
The profile for transporting moving cam axis mutual cooperation end face mutually coincide.It can prevent edge cam from going out in stress using this mechanism
Existing deflection is conducive to improve structural life-time.
A pair of of resilient clip is installed in the clamp block, the resilient clip cross section in step-like, the resilient clip
Upper side wall be bonded with the side wall of bearing step, extended first elastic cantilever on the upper side wall of the resilient clip, and described the
One elastic cantilever is supported on resigning breach bottom, and the bottom edge of the resilient clip is laterally extended, the bottom edge of the resilient clip with
The bottom edge for supporting step constitutes an installation sliding slot, and the lower wall of the resilient clip is bonded with the journal stirrup side wall of brake block, institute
It states and the second elastic cantilever is set in the lower wall of resilient clip, second elastic cantilever is supported on cam installation cavity and the portion that turns back
Between at the top of adjutage.The structure of clamp block can be simplified using this structure, clamp block mold design can be convenient for, also allow for braking
The dismounting of block, under the elastic force effect of the first elastic cantilever, the second elastic cantilever of resilient clip, the bottom edge of the resilient clip
It is pressed on brake block journal stirrup upper end, prevents brake block from moving up and down, insensitivity is favorably turned up；First elasticity of resilient clip
Cantilever, the second elastic cantilever elastic force can realize and can also prevent resilient clip from axially altering the downward compression effect of brake block
It is dynamic.
The sliding slot extended along direction of axis line is arranged in the side wall of the translation cam axis, is arranged on the braking clamp body
Via sidewall stretch into rotation stopping screw, the head of the rotation stopping screw be in sliding fit with the sliding chute realize it is circumferentially positioned, it is convex when rotating
When wheel rotation, the head of rotation stopping screw be in sliding fit with the sliding chute structure can item translation cam rotation stop, contact face
The rotary motion of rotary motion camshaft is converted to the linear motion of translation cam axis by cam structure.
The cam installation cavity includes the reentrant cylindrical cavity being arranged on braking clamp body, the open end back of the body of the reentrant cylindrical cavity
To portion one end of turning back, the reentrant cylindrical cavity bottom is arranged a through-hole and is positioned on bearing step for the promotion of translation cam axis
The first brake block stretch out and move, one end cap of reentrant cylindrical cavity openings snap-fit, the axis hole of end cap setting is for rotation
Motion cam axis stretches out, and camshaft installation cavity can be convenient for the installation of translation cam axis and rotary motion camshaft, also have
Profit simplifies the cavity body structure of braking clamp body, easy to process and molding.
The other end of the translation cam axis is axially moveably circumferentially located in the via being arranged on braking clamp body
In, and extended via and act on a backing plate, the backing plate is connected and fixed with the first brake block, can using this structure
The first brake block stress concentration is prevented to be easily damaged, backing plate and the increase of the first brake block contact area can also prevent the first brake block
By torsion and deflection when axial thrust.
The end cap is connected and fixed by bolt and braking clamp body, and threaded connection is a kind of widely used dismountable solid
Fixed connection has many advantages, such as that simple in structure, connection is reliable, is convenient to mount and dismount.
It is arranged between the facing flange bottom and reentrant cylindrical cavity bottom of the translation cam axis and multiple is transported with straight line
Centered on the axial line of moving cam axis and respectively 360 ° of resetting spring, the resetting spring are cylindroid helical-coil compression spring.
Resetting spring is waited when the vehicle is braked is stored elastic potential energy by compression, and resetting spring driving linear motion is convex when cancelling braking
Wheel shaft resets.
Cam installation cavity is stretched out outside the other end of the rotary motion camshaft, and spline tooth and return are set on the external part
Torsional spring, setting spline tooth is convenient for connecting with pivoted arm by spline to be transmitted convenient for torsion, and return torsional spring can realize pivoted arm return.
The invention will be further described in the following with reference to the drawings and specific embodiments.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is A-A sectional views in Fig. 2；
Fig. 4 is the structural exploded view of the present invention；
Fig. 5 is B-B sectional views in Fig. 4；
Fig. 6 is the structural schematic diagram of resilient clip；
Fig. 7 is the structural schematic diagram of resilient clip and brake block cooperation；
Fig. 8 is the structural schematic diagram of resilient clip and braking clamp body cooperation.
In attached drawing, 3 be braking clamp body, and 7 be rotation stopping screw, and 10 be translation cam axis, and 3a is the portion that turns back, and 8a is circle
Cylindricality cavity, 5 be resetting spring, and 9 be rotary motion camshaft, and 13d is lower wall, and d is lug boss, and 8 be cam installation cavity,
13a is upper side wall, and 14 be resigning breach, and 1 is clamp block, and 12 be return torsional spring, and 1b is pilot hole, and h is sliding slot, and 8b is end cap, 11
For backing plate, a1 is the first brake block, and m1 is the first bearing step, and 13b is the first elastic cantilever, and a2 is the second brake block, and m2 is
Second bearing step, 13e is the second elastic cantilever, and 13c is bottom edge, and 6 be guide pin, and 13 be resilient clip, and e is concave part, and b is
Installation step, f1 are edge cam.
Specific implementation mode
With reference to attached drawing, specific embodiments of the present invention are will be described in.
Referring to Fig. 1 to Fig. 8, a kind of embodiment of motor tricycle mechanical disc brake caliper, motor tricycle is mechanical
Disc brake caliper, including clamp block 1, are symmetrical arranged mounting hole in the clamp block 1, in the clamp block 1 resigning of setting disk brake lack
The both sides of mouth 14, the resigning breach 14 are respectively equipped with bearing step, and four supporting stations in matrix distribution are arranged in the present embodiment
Rank, wherein the both ends of the first brake block are supported on respectively on the first bearing step m1, the both ends of the second brake block a2 support respectively
On the second bearing step m2.At least two guide pins 6, the pilot hole that a braking clamp body 3 passes through setting are set in the clamp block 1
It is slidably matched, is assemblied in can be movable relatively in clamp block 1 with guide pin 6, two pilot holes are set in the present embodiment.The caliper
Body 3 is equipped with cam installation cavity 8, states translation cam axis 10 and rotation of the setting positioned at same axial line in cam installation cavity 8
The opposite end of motion cam axis 9, two camshafts is respectively equipped with corresponding edge cam f1, the end face of the edge cam f1
Two lug boss d and concave part e arranged symmetrically, rounding off between the lug boss d and concave part e, the linear motion are convex
The profile of 9 mutual cooperation end face of wheel shaft 10 and rotary motion camshaft mutually coincide, and end face can be prevented convex using this mechanism
There is deflection in stress in wheel f1, is conducive to improve structural life-time.The adjutage of the braking clamp body 3 stepped clamp block 1, the extension
The end of arm is equipped with the portion 3a that turns back, and the portion 3a that turns back is for pushing the second brake block a2 movements being positioned on bearing step.It is excellent
Selection of land, the cam installation cavity 8 include the reentrant cylindrical cavity 8a being arranged on braking clamp body 3, the opening of the reentrant cylindrical cavity 8a
Hold portion one end 3a of turning back backwards, the bottoms the reentrant cylindrical cavity 8a that one through-hole is set and is positioned over for the promotion of translation cam axis 10
Support the first brake block a1 movements on step, one end cap 8b of the reentrant cylindrical cavity 8a openings snap-fits, the end cap 8b settings
Axis hole for rotary motion camshaft 9 stretch out, camshaft installation cavity can be convenient for translation cam axis 10 and rotary motion it is convex
The installation of wheel shaft 9 also favorably simplifies the cavity body structure of braking clamp body 3, easy to process and molding.The end cap 8b can pass through bolt
It is connected and fixed with braking clamp body 3, threaded connection, which is that one kind is widely used, to be removably fixedly connected, and has simple in structure, company
Connect reliable, the advantages that being convenient to mount and dismount.The other end of the translation cam axis 10 is axially moveably circumferentially located in braking
In the via being arranged on caliper 3, and extended via pushes the first brake block a1 movements being positioned on bearing step, this implementation
In example, the sliding slot h extended along direction of axis line is arranged in the side wall of the translation cam axis 10, is set on the braking clamp body 3
The via sidewall set stretches into rotation stopping screw 7, and head and the sliding slot h of the rotation stopping screw 7, which are slidably matched, to be realized circumferentially positioned, works as rotation
When rotating cam rotates, the head of rotation stopping screw 7 and sliding slot h sliding matching structures can item translation cam rotation stop, contact
The rotary motion of rotary motion camshaft 9 is converted to the linear motion of translation cam axis 10 by the cam structure of end face.Institute
The other end for stating translation cam axis 10 is axially moveably circumferentially located in the via being arranged on braking clamp body 3, and can
It stretches out via and acts on a backing plate 11, the backing plate 11 is connected and fixed with the first brake block a1, can using this structure
The first brake block a1 stress concentration is prevented to be easily damaged, backing plate 11 and the increase of the first brake block a1 contacts area can also prevent first
Brake block a1 is by torsion and deflection when axial thrust.It is equipped between the translation cam axis 10 and braking clamp body 3 multiple
Position spring, in this implementation, sets between the facing flange bottom and the bottoms reentrant cylindrical cavity 8a of the translation cam axis 10
Set that multiple centered on the axial line of translation cam axis 10 and respectively 360 ° of resetting spring, the resetting spring are circle
Column spiral compression spring.Resetting spring is waited when the vehicle is braked is stored elastic potential energy by compression, resets bullet when cancelling braking
Spring drives translation cam axis 10 to reset.Cam installation cavity 8 is stretched out outside the other end of the rotary motion camshaft 9 for pacifying
It fills and stretches out cam installation cavity 8 outside the other end of rotary motion camshaft 9 described in pivoted arm, setting spline tooth and return on the external part
Torsional spring 12, setting spline tooth is convenient for connecting with pivoted arm by spline to be transmitted convenient for torsion, and return torsional spring 12 can realize that pivoted arm returns
Position.The adjutage of the braking clamp body 3 stepped clamp block 1, and the end of the adjutage is equipped with the portion 3a that turns back, and the portion 3a that turns back is for pushing away
Dynamic the second brake block a2 movements being positioned on bearing step.
Preferably, a pair of of resilient clip 13 is installed, 13 cross section of the resilient clip is in step-like, institute in the clamp block 1
The upper side wall 13a for stating resilient clip 13 is bonded with the first bearing step, the second bearing mesa sidewall, the resilient clip 13
It is extended the first elastic cantilever 13b, the first elastic cantilever 13b on upper side wall 13a and is supported on 14 bottom of resigning breach, institute
The bottom edge 13c for stating resilient clip 13 is laterally extended, and the bottom edge 13c and the bottom edge 13c of bearing step of the resilient clip 13 are constituted
One is installed sliding slot h, and the lower wall 13d of the resilient clip 13 is bonded with the journal stirrup side wall of brake block, the resilient clip 13
Lower wall 13d on the second elastic cantilever 13e is set, the second elastic cantilever 13e is supported on cam installation cavity 8 and the portion that turns back
Between 3a at the top of adjutage.The structure of clamp block 1 can be simplified using this structure, 1 mold design of clamp block can be convenient for, also allowed for
The dismounting of brake block, under the elastic force effect of the first elastic cantilever 13b, the second elastic cantilever 13e of resilient clip 13, the bullet
Property clamp 13 the bottom edge 13c of bottom edge 13c be pressed on brake block journal stirrup upper end, prevent brake block from moving up and down, it is advantageous that system is turned up
Dynamic stability；First elastic cantilever 13b of resilient clip 13, the elastic force of the second elastic cantilever 13e can be realized to brake block
13 axial float of resilient clip can also be prevented by compressing effect downwards.
Using the above scheme carry out vehicle braking when, rotate pivoted arm, rotary motion camshaft rotation, both ends face cam f1 it
Between mutually rotate, when the high point of both ends face cam f1 profiles contacts with each other, translation cam axis 10 is in rotary motion cam
It is located remotely from each other maximum distance in 9 axial direction of axis, the rotary motion camshaft 9 when rotary motion actuated by cams brake block, straight line fortune
Moving cam axis 10 moves axially adjutage movement, and the end of the adjutage is equipped with the portion that turns back, which places for pushing
In the second brake block movement on bearing step.At this moment both sides brake block is all pressed on the disc brake rotor, and brake block clamps brake disc, production
The raw moment of friction for preventing vehicle wheel rotation, realizes braking.When vehicle need not be braked, a profile high point in two cams with
Another cam low spot cooperates, and the first braking a1 and the second brake block a2 becomes with the axial compressive force of disc brake side surface
Small, friction becomes smaller, and cancels braking.The movement needs of various complexity may be implemented in cam mechanism, and simple in structure, compact, can
The desired characteristics of motion is realized with accurate.Cam mechanism is compact-sized, is best suited for the occasion for requiring driven member to make intermittent movement.
Compared with hydraulic pressure and pneumatic similar means, movement is reliable for it, it is complicated existing for the conventional hydraulic brake circuit avoided, at
The defects of this height, oil circuit vibration, oil circuit fever, oil circuit cavitation and oil circuit are revealed.
Claims (9)
1. a kind of motor tricycle mechanical disc brake caliper, including clamp block（1）, the clamp block（1）Upper mounting hole arranged symmetrically
（1b）, it is characterised in that：The clamp block（1）The resigning breach of upper setting disk brake（14）, the resigning breach（14）Both sides point
Step She You not be supported, bearing step is for supporting brake block, the clamp block（1）At least two guide pins of upper setting（6）, a system
Moving caliper（3）Pass through the pilot hole and guide pin of setting（6）It is slidably matched, is assemblied in clamp block with can be movable relatively（1）On, it is described
Braking clamp body（3）Equipped with cam installation cavity（8）, the cam installation cavity（8）Linear motion of the interior setting positioned at same axial line
Camshaft（10）With rotary motion camshaft（9）, the opposite end of two camshafts is respectively equipped with corresponding edge cam, described
Translation cam axis（10）The other end be axially moveably circumferentially located in braking clamp body（3）In the via of upper setting, and
Extended via pushes the first brake block being positioned on bearing step to stretch out simultaneously（a1）Movement, the translation cam axis
（10）With braking clamp body（3）Between be equipped with resetting spring（5）, the rotary motion camshaft（9）The other end outside stretch out cam
Installation cavity（8）For installing pivoted arm, the braking clamp body（3）Adjutage stepped clamp block（1）, the end of the adjutage is equipped with folding
Transfer part（3a）, the portion that turns back（3a）For pushing the second brake block being positioned on bearing step（a2）Movement.
2. motor tricycle mechanical disc brake caliper according to claim 1, it is characterised in that：The edge cam
Two lug bosses are arranged in end surface symmetric（d）And concave part（e）, the edge cam includes lug boss（d）And concave part（e）, institute
State lug boss（d）And concave part（e）Between rounding off, the translation cam axis（10）With rotary motion camshaft（9）
The profile of mutual cooperation end face mutually coincide.
3. motor tricycle mechanical disc brake caliper according to claim 1, it is characterised in that：The clamp block（1）On
A pair of of resilient clip of installation（13）, the resilient clip（13）Cross section is in step-like, the resilient clip（13）Upper side wall
（13a）It is bonded with the side wall of bearing step, the resilient clip（13）Upper side wall（13a）Upper extended first elastic cantilever
（13b）, first elastic cantilever（13b）It is supported on resigning breach（14）Bottom, the resilient clip（13）Bottom edge（13c）
It is laterally extended, the resilient clip（13）Bottom edge（13c）With the bottom edge of bearing step（13c）Constitute an installation sliding slot（h）,
The resilient clip（13）Lower wall（13d）It is bonded with the journal stirrup side wall of brake block, the resilient clip（13）Lower wall
（13d）The second elastic cantilever of upper setting（13e）, second elastic cantilever（13e）It is supported on cam installation cavity（8）With the portion of turning back
（3a）Between at the top of adjutage.
4. motor tricycle mechanical disc brake caliper according to claim 1, it is characterised in that：The linear motion is convex
Wheel shaft（10）Side wall the sliding slot that extends along direction of axis line is set（h）, the braking clamp body（3）The via sidewall of upper setting is stretched
Enter rotation stopping screw（7）, the rotation stopping screw（7）Head and sliding slot（h）Being slidably matched, it is circumferentially positioned to realize.
5. motor tricycle mechanical disc brake caliper according to claim 1, it is characterised in that：The cam installation cavity
（8）Including braking clamp body（3）The reentrant cylindrical cavity of upper setting（8a）, the reentrant cylindrical cavity（8a）Open end turn back backwards portion
（3a）One end, the reentrant cylindrical cavity（8a）A through-hole is arranged for translation cam axis in bottom（10）Promotion is positioned over supporting station
The first brake block on rank stretches out simultaneously（a1）Movement, the reentrant cylindrical cavity（8a）One end cap of openings snap-fit（8b）, the end cap
（8b）The axis hole of setting is for rotary motion camshaft（9）It stretches out.
6. motor tricycle mechanical disc brake caliper according to claim 5, it is characterised in that：The end cap（8b）It is logical
Cross bolt and braking clamp body（3）It is connected and fixed.
7. motor tricycle mechanical disc brake caliper according to claim 1, it is characterised in that：The linear motion is convex
Wheel shaft（10）The other end be axially moveably circumferentially located in braking clamp body（3）In the via of upper setting, and extended via
And act on a backing plate（11）On, the backing plate（11）With the first brake block（a1）It is connected and fixed.
8. motor tricycle mechanical disc brake caliper according to claim 5, it is characterised in that：The linear motion is convex
Wheel shaft（10）Facing flange bottom and reentrant cylindrical cavity（8a）It is arranged between bottom multiple with translation cam axis（10）'s
Centered on axial line and respectively 360 ° of resetting spring（5）, the resetting spring（5）It is cylindroid helical-coil compression spring.
9. motor tricycle mechanical disc brake caliper according to claim 1, it is characterised in that：The rotary motion is convex
Wheel shaft（9）The other end outside stretch out cam installation cavity（8）, setting spline tooth and return torsional spring on the external part（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449259.2A CN108591309A (en) | 2018-05-11 | 2018-05-11 | Motor tricycle mechanical disc brake caliper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449259.2A CN108591309A (en) | 2018-05-11 | 2018-05-11 | Motor tricycle mechanical disc brake caliper |
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| Publication Number | Publication Date |
|---|---|
| CN108591309A true CN108591309A (en) | 2018-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810449259.2A Pending CN108591309A (en) | 2018-05-11 | 2018-05-11 | Motor tricycle mechanical disc brake caliper |
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| Country | Link |
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| CN (1) | CN108591309A (en) |
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| CN203879700U (en) * | 2014-05-20 | 2014-10-15 | 西安交通大学 | End face cam type micro-flow plunger pump driven by stepping motor |
| CN104196922A (en) * | 2014-08-20 | 2014-12-10 | 吉林大学 | Worm gear, worm, ball and wedge-disc type electronic parking brake |
| CN207333503U (en) * | 2017-08-24 | 2018-05-08 | 重庆馨予机械有限公司 | Disc brake caliper and vehicle |
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| DE3222955A1 (en) * | 1982-06-18 | 1983-12-22 | Alfred Teves Gmbh, 6000 Frankfurt | Floating calliper disc brake |
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| CN1779297A (en) * | 2004-11-24 | 2006-05-31 | 赵荃 | Power transmission mechanism with linear and rotation movement conversion |
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| CN103899506A (en) * | 2014-04-11 | 2014-07-02 | 西安交通大学 | Cylinder block and shell integrated axial plunger pump driven by end cam |
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| CN208364644U (en) * | 2018-05-11 | 2019-01-11 | 重庆动霸科技有限公司 | Motor tricycle mechanical disc brake caliper |
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