CN209650256U - A kind of parking device that actuator is arranged symmetrically - Google Patents
A kind of parking device that actuator is arranged symmetrically Download PDFInfo
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- CN209650256U CN209650256U CN201920152933.0U CN201920152933U CN209650256U CN 209650256 U CN209650256 U CN 209650256U CN 201920152933 U CN201920152933 U CN 201920152933U CN 209650256 U CN209650256 U CN 209650256U
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Abstract
The utility model is for the deficiency for being unable to satisfy demand of the light-duty commercial car to higher brake force by executing agency's two pistons of driving in the prior art, a kind of parking device that actuator is arranged symmetrically is provided, the parking device includes brake disc, upper brake block, lower brake block, caliper bracket and double-piston clamp, it further include two motors, two actuators, two transmission components, two motors are connected with the input terminal of corresponding actuator respectively, the output end of two actuators passes through a transmission component respectively and is connected with the piston of respective side, upper brake disc, lower brake disc is symmetrical arranged by symmetry axis of the central axis of brake disc radial direction respectively, two actuators, transmission component and piston are symmetrical arranged by symmetry axis of the central axis of brake disc radial direction respectively, made using brake apparatus provided by the utility model when upper brake block and lower brake block More uniform pressing force is provided when holding tightly on the disc brake rotor, brake disc is reduced because of discontinuity equalization bring warpage, improves the effect of braking.
Description
Technical field
The utility model relates to a kind of parking devices that actuator is arranged symmetrically.
Background technique
At present EPB actuator and clamp integrated type electrical parking braking system using single-piston formula clamp, single actuator or
Single actuator, double-piston clamp realize parking function.
As Chinese utility model patent (105799685 A of CN) discloses a kind of electronic parking with double-piston clamp
Braking system, the system include an EPB executing agency and double-piston clamp, double to drive by an EPB executing agency
Caliper pushes two piston actions by an executing agency simultaneously, to improve brake weight, but is driven by one
Dynamic device drives two piston motions simultaneously, so being unable to satisfy light commercial vehicle to high brake force there are driving force deficiency
Demand.
Utility model content
The purpose of this utility model is, for driving two pistons to be unable to satisfy gently by an executing agency in the prior art
The deficiency of demand of the type commercial car to higher brake force provides a kind of parking device that actuator is arranged symmetrically.
The purpose of this utility model is achieved through the following technical solutions:
A kind of parking device that actuator is arranged symmetrically, including brake disc, upper brake block, lower brake block, caliper bracket with
And double-piston clamp, double-piston clamp include caliper body and two pistons, two-piston is set to the piston cylinder in caliper body
Interior, piston is slidably connected with piston cylinder sealing, and upper brake block and lower brake block are located in caliper bracket, the portion disc of brake disc
Between upper brake block and lower brake block, upper brake block is set to the top of brake disc, and lower brake block is set under brake disc
Side, upper brake block and lower brake block are oppositely arranged, are fixedly connected by upper brake block with the lower end of piston, lower brake block passes through connection
Part is connect with caliper body, further includes two motors, two actuators, two transmission components, and two motors are held with corresponding respectively
The input terminal of row device is connected, and the output end of two actuators passes through a transmission component respectively and is connected with the piston of respective side, on
Brake block, lower brake block are symmetrical arranged by symmetry axis of the central axis of brake disc radial direction respectively, two actuators, transmission component and work
Plug is symmetrical arranged by symmetry axis of the central axis of brake disc radial direction respectively;
Further, transmission component includes screw rod and feed screw nut, and one end of screw rod is connected with the output end of actuator,
The screw rod other end is set in piston and is threadedly coupled with feed screw nut, drives piston mobile by feed screw nut, forms transmission group
The screw rod of part and feed screw nut are symmetrical arranged by symmetry axis of the central axis of brake disc axial direction respectively;
Further, by two guidance set floating connections, each guidance set includes clamp for clamp and caliper bracket
Sleeve, guiding axis and bolt, clamp sleeve be fixedly connected with clamp integral type or it is split type be fixedly connected, guiding axis is located at clamp
It being slidably connected in sleeve with clamp sleeve or gap is connect, the lower end of guiding axis is located in the connecting hole being arranged in caliper bracket,
Bolt-through guiding axis, is coaxially arranged with threaded hole below caliper bracket connecting hole, guiding axis by bolt and threaded hole with
Caliper bracket is fixedly connected, and bolt is arranged in the same direction with screw rod, clamp sleeve, bolt and the guiding axis of two guidance sets respectively with
The central axis of brake disc axial direction is symmetrical arranged for symmetry axis;
Further, actuator includes speed reducer, driving wheel one, driving wheel two and transmission belt, and the output end of motor connects
Driving wheel one is connect, the input terminal of speed reducer connects driving wheel two, and driving wheel one is connected with driving wheel two by transmission belt, is slowed down
The output end of machine is connected with one end of screw rod, and the output shaft and screw rod of motor are arranged in parallel, the speed reducer of two actuators, transmission
Wheel one, driving wheel two and transmission belt are symmetrical arranged by symmetry axis of the central axis of brake disc radial direction;
Further, two actuators are arranged in splayed configuration, close to each other by the output end of actuator, by the defeated of actuator
Enter end to be located remotely from each other;
Further, the wire casing of actuator is arranged in the lower section of the input terminal of actuator shell, the direction of routing of wire casing with
The output shaft of motor is arranged in the same direction, and plant-grid connection socket is provided in wire casing.
The parking device being arranged symmetrically using actuator provided by the utility model, it is ipsilateral when carrying out parking braking
Motor rotation drives ipsilateral actuator to drive corresponding piston along being arranged on caliper body by ipsilateral transmission component
Piston cylinder moves downward, and piston pushes upper brake block to move downward, and makes brake block and lower brake block compression on the disc brake rotor, by
In being equipped with two motors and two actuators while controlling corresponding two piston motions, so can be provided for piston bigger
Driving force improves brake force when braking, also, upper brake block and lower brake block are with substantially symmetrical about its central axis the setting of brake block radial direction
It sets, two actuators, two-piston, two transmission components are symmetrical arranged by symmetry axis of the central axis of brake block radial direction, are made when upper brake
Piece and lower brake block provide more uniform pressing force when holding tightly on the disc brake rotor, reduce brake disc because of discontinuity equalization bring
Warpage improves the effect of braking.
Detailed description of the invention
Fig. 1 is the three-dimensional figure structure schematic representation for the parking device that the utility model actuator is arranged symmetrically;
Fig. 2 is another three-dimensional figure structure schematic representation of parking device that the utility model actuator is arranged symmetrically;
Fig. 3 is the section view figure structure schematic representation for the parking device that the utility model actuator is arranged symmetrically;
Fig. 4 is the connection structure of motor and actuator signal in parking device that the utility model actuator is arranged symmetrically
Figure,
Fig. 5 is the parking device symmetrical arrangement schematic diagram that actuator is arranged symmetrically.
Description of symbols
100- motor;110- wire casing;200- actuator;210- speed reducer;220- driving wheel one;230- driving wheel two;
240- transmission belt;300- transmission component;310- screw rod;320- feed screw nut;400- double-piston clamp;410- caliper body;
420- connector;430- piston;431- elastic ring;500- caliper bracket;510- threaded hole;600- guidance set;610- clamp
Sleeve;620- guiding axis;630- bolt;640- dust cover;710- brake disc;The upper brake block of 720-;Brake block under 730-;
740- spring.
Specific embodiment
The utility model is further described combined with specific embodiments below:
As shown in Figures 1 to 5, a kind of parking device that actuator is arranged symmetrically, including two motors 100, two actuators
200, two transmission components 300, caliper bracket 500, brake disc 710, upper brake block 720, lower brake block 730 and double-piston clamp
400, double-piston clamp 400 include two-piston and caliper body 410, and two-piston 430 is set to the piston in caliper body 410
In cylinder, lower brake block is fixedly connected by connector with caliper body, and piston 430 and piston cylinder are slided by the sealing of elastic ring 431
Dynamic connection, upper brake block 720 and lower brake block 730 are located in caliper bracket, the part body of brake disc be located at upper brake block with
Between lower brake block, upper brake block 720 is set to the top of 710 disk ontology of brake disc, and lower brake block 730 is set to brake disc 710
The lower section of ontology, upper brake block and lower brake block are oppositely arranged, and are fixedly connected by upper brake block 720 with the lower end of piston, lower brake
Vehicle piece is fixedly connected by connector with caliper body, and lower brake block and upper brake block are fixed at card by spring respectively
In the cavity for clamping bracket 500, by guidance set floating connection, two motors 100 are held with corresponding respectively for caliper bracket and clamp
The input terminal of row device 200 is connected, and the output end of two actuators 200 passes through the piston of a transmission component 300 and respective side respectively
430 are connected, and actuator can control piston movement by transmission component, and upper brake block, lower brake block are respectively with brake disc radial direction
Central axis for symmetry axis be symmetrical arranged, two actuators 200, transmission component and piston are with the central axis of brake disc radial direction respectively
Symmetry axis is symmetrical arranged.
As shown in Figure 1 to Figure 3, each transmission component 300 can be used such as flowering structure, including screw rod 310 and feed screw nut
320, the upper end of screw rod 310 is connected with the output end of actuator 200, and 310 lower end of screw rod is set in piston 430 and screw rod spiral shell
Mother 320 is threadedly coupled, and feed screw nut is located at the lower end of piston 430, drives piston to move down by feed screw nut 320, composition passes
The screw rod of dynamic component and feed screw nut are symmetrical arranged by symmetry axis of the central axis F of brake disc radial direction respectively, when needing parking power,
It drives screw rod 310 to rotate forward by actuator 200, is cooperated by screw rod 310 and feed screw nut 320, transport feed screw nut 320 downwards
The dynamic lower end in contact pusher piston with piston moves downward, and when needing to stop parking, drives screw rod by actuator 200
310 reversions, move upwards feed screw nut 320 along screw rod 310, return to original position.It is, of course, also possible to using in the prior art its
The transmission component 300 of its structure, while the screw rod for forming transmission component and feed screw nut are respectively with the central axis of brake disc radial direction
It is symmetrical arranged for symmetry axis and provides uniform driving force also for piston.In order to smoothly realize upper brake block and lower brake block
Take-off the brake disk is respectively arranged with elastic ring 431 on each piston 430, and elastic ring 431 is preferably rectangular seal, in piston
The card slot for blocking elastic ring 431 is provided in cylinder, elastic seal ring inner ring was fastened on outside piston week, outer ring setting
In card slot, blocking elastic ring 431 by card slot deforms elastic ring 431, and such structural elasticity circle 431 is in existing brake
It is more commonly used on device, it can buy on the market, therefore its mounting structure is no longer stated more, upper brake block 720 and lower brake block
730 are fixed in the piece accommodating chamber being arranged on clamp frame body by spring 740, and one end of spring 740 is connected to clamp frame body
On, the other end is connected on brake block/lower brake block, and when the brake is applied, piston moves downward, elastic ring with piston to
Lower movement, during piston moves back and forth up and down, piston pulls elastic ring to deform elastic ring 431, and upper brake block is downward
Movement, since the resistance of brake disc 710 makes upper brake block 720 that can not continue to move downward, but at this time, transmission component 300 continues pair
Piston 430 provides downward active force, since piston 430 can not continue to move downward, in order to guarantee that transmission component 300 continues work
Make, caliper body 410 moves upwards under the action of guidance set 600 along caliper bracket 500 at this time, due to caliper body
410 be to be connect by connector 420 with lower brake block 730, and caliper body 410 moves upwards the lower brake block 730 of drive fortune upwards
It is dynamic, make brake block 720 and lower brake block 730 while holding brake disc 710 tightly, realize parking, in the process, is located at the same side
Actuator, transmission component, piston and other side piston be to be symmetrical arranged by symmetry axis of the radial central axis of brake disc
, therefore, upper brake block and lower brake block uniform force are not easy to tilt brake block.It is moved upwards in lower brake block
Corresponding camber of spring in the process, when stopping braking, motor 100 is inverted, and so that transmission component 300 is returned to original position, in lower brake block
Under the action of 730 spring 740, caliper bracket is made to return to original position, so that lower brake block 730 is returned to original position, without transmission group
After the active force of part 300, elastic ring 431 is restored to original state under own resilient effect, and piston 430 is made to do returning movement until returning
To original position, brake block 720 is moved upwards on piston driving, and brake block 720 is made to be detached from brake disc 710, so that braking is released,
The spring 740 on upper brake block 720, which also resets under the action of own tension, at this time is restored to original state, drive caliper bracket to
Lower movement, makes lower brake block decontrol brake disc, and spring 740 is to work as in brake gear commonly, and there are many structures, installation is tied
Structure be it is common, tension spring can be used, can also use flat spring, the structure of flat spring and existed with the mounting means of caliper bracket
Publication No. CN105209779A, entitled there is the fixed caliper disk brake and associated component and piece for stablizing brake block
Replacing options Chinese utility model patent application in disclose, it will be not going to repeat.
Tension spring can also be used, but be the prior art, it will be not going to repeat, it is preferred that brake disc 710 is two-way disk, double
Bigger thermic load can be carried to disk, and air permeability is more preferable, avoid influencing to make due to brake disc overheating deforming in braking
Dynamic effect.
Actuator uses such as flowering structure in the present embodiment.As shown in Figures 3 and 4, actuator 200 includes speed reducer 210, passes
The output end of driving wheel 1, driving wheel 2 230 and transmission belt 240, motor 100 connects driving wheel 1, speed reducer 210
Input terminal connects driving wheel 2 230, driving wheel 1 and driving wheel 2 230 and is connected by transmission belt 240, speed reducer 210
Output end is connected with one end of screw rod 310, and output shaft and the screw rod 310 of motor 100 are arranged in parallel, the speed reducer of two actuators
210, driving wheel 1, driving wheel 2 230 and transmission belt 240 are that symmetrical axial symmetry is set with the central axis of brake disc radial direction
It sets, the rotation of 100 electric transmission wheel 1 of motor rotates driving wheel 2 230 by the effect of transmission belt 240, passes through deceleration
The effect of machine 210 drives screw rod 310 to rotate, meanwhile, output shaft and the screw rod 310 of motor 100 are arranged in parallel, and two actuators subtract
Fast machine 210, driving wheel 1, driving wheel 2 230 and transmission belt 240 are with the central axis of brake disc radial direction for symmetrical axial symmetry
Setting, provides more uniform motive force for two pistons, it is preferred that driving wheel 1 and driving wheel 2 230 can be tooth
Wheel, it is preferred that two actuators 200 are arranged in splayed configuration, close to each other by the output end of actuator, by the input terminal of actuator
It is located remotely from each other, that is, the driving wheel 1 of connection motor one end is located remotely from each other, and connects one end phase of the driving wheel two of actuator
It is mutually close, in this way, the braking for brake block is more balanced, more evenly.It is preferred that driving wheel one and the transmission of two actuators
The angle connected and composed in the axle center of wheel two is 120-150 °, it is preferred that the shell of motor is arranged in the wire inserting slot 110 of actuator
The lower section of input terminal be located at input terminal side, the direction of routing of wire casing 110 and the output shaft of motor are arranged in the same direction, in wire casing
It is provided with plant-grid connection socket, in this way, the area occupied of wire casing can be reduced, keeps actuator structure more compact, and plug wire
More convenient operation.Speed reducer is preferably with two stage reducer.When carrying out parking braking, two motors 100 rotate together driving
Actuator 200 is moved downward by the piston cylinder that transmission component 300 drives corresponding piston to be arranged on caliper body 410,
Two-piston 430 pushes upper brake block 720 to move downward simultaneously, is pressed on brake block 720 in brake disc 710, due to passing through
The outfit of two motors 100 and two actuators 200 controls corresponding two piston motions simultaneously, so can provide more for piston
Big driving force improves the harmony of brake force when braking, also, upper brake block, lower brake block are respectively with brake disc radial direction
Central axis F for symmetry axis be symmetrical arranged, two actuators 200, transmission component and piston are respectively with the central axis of brake disc radial direction
It is symmetrical arranged for symmetry axis, makes to provide more uniform pressing force when upper brake block and lower brake block hold brake disc 710 tightly, subtract
Few brake disc 710 improves the effect of braking, extends the service life of brake disc because of discontinuity equalization bring warpage.In this theory
Each symmetrically arranged device in bright book refers to that the component for forming each device is also symmetrically arranged.
As shown in Figure 1 to Figure 3, in the utility model, using the guidance set 600 of the following example structure, it includes card
Nesting cylinder 610, guiding axis 620 and bolt 630, clamp sleeve 610 can be arranged with clamp integral type, be also possible to fixed company
It connects and is arranged on clamp, guiding axis 620 is respectively arranged in each clamp sleeve 610, the lower end of guiding axis 620 is arranged in clamp
It is located at below connecting hole in the connecting hole being arranged on bracket 500, in caliper bracket 500 and is coaxially arranged with threaded hole 510, bolt
630 lower end is screwed with threaded hole 510 and connect, and the upper surface of guiding axis 620 is set lower than the upper surface of clamp sleeve 610
It sets, that is, counterbore is set in the upper surface of clamp sleeve 610, the upper end of bolt 630 is arranged in counterbore, and clamp sleeve
610 upper end, which is located above counterbore, is provided with end cap, and guiding axis 620 through guiding axis 620 and is fixedly connected on by bolt 630
In caliper bracket 500, clamp sleeve 610 and 620 clearance fit of guiding axis or sliding connection pass through at least two sides of clamp
Clamp sleeve 610 is respectively set, that is, a guidance set 600, bolt 630 and transmission group is respectively set in the two sides of clamp
The screw rod of part is arranged in the same direction, and clamp sleeve, bolt and the guiding axis of two guidance sets are respectively with the central axis of brake disc axial direction
It is symmetrical arranged for symmetry axis, keeps the floating of clamp two sides more uniform, guiding axis 620 is the effect that clamp play guiding, makes card
Pincers realize that clamp are vertical with the cooperation of guiding axis 620 and float up and down, it is preferred that the lower end of clamp sleeve 610 and caliper bracket
Dust cover 640 is fixedly installed between 500, dust cover 640 fences up guiding axis 620, makes clamp, clamp sleeve 610 and card
Pedestal sealing is clamped, extraneous dust or impurity is avoided to enter.
Above each preferred scheme can any combination.
Claims (6)
1. a kind of parking device that actuator is arranged symmetrically, including brake disc (710), upper brake block (720), lower brake block
(730), caliper bracket (500) and double-piston clamp (400), the double-piston clamp (400) include caliper body (410) and
Two pistons, two-piston (430) are set in the piston cylinder in the caliper body (410), and piston and piston cylinder sealing are slided
Connection, the upper brake block (720) and lower brake block (730) are located in caliper bracket, and the portion disc of the brake disc is located at
Between upper brake block and lower brake block, the upper brake block (720) is set to the top of the brake disc (710), the lower brake
Piece (730) is set to the lower section of the brake disc (710), and the upper brake block and lower brake block are oppositely arranged, by the upper brake
Vehicle piece (720) is fixedly connected with the lower end of the piston (430), and lower brake block is connect by connector with caliper body (410),
It is characterized in that, further including two motors (100), two actuators (200), two transmission components (300), two motors
(100) it is connected respectively with the input terminal of corresponding actuator (200), the output end of two actuators (200) passes through a biography respectively
Dynamic component (300) are connected with the piston of respective side, and the upper brake block, lower brake block are respectively with the central axis of brake disc radial direction
It is symmetrical arranged for symmetry axis, two actuators (200), transmission component and piston are respectively pair with the central axis of brake disc radial direction
Claim axial symmetry setting.
2. the parking device that actuator as described in claim 1 is arranged symmetrically, which is characterized in that the transmission component (300)
Including screw rod (310) and feed screw nut (320), one end of the screw rod (310) is connected with the output end of the actuator (200)
It connects, screw rod (310) other end is set in the piston and is threadedly coupled with feed screw nut, by the feed screw nut
(320) driving piston is mobile, and the screw rod and feed screw nut for forming the transmission component are with the central axis of brake disc axial direction respectively
Symmetry axis is symmetrical arranged.
3. the parking device that actuator as claimed in claim 2 is arranged symmetrically, which is characterized in that the clamp and caliper bracket
By two guidance set floating connections, each guidance set (600) includes clamp sleeve (610), guiding axis (620) and spiral shell
Bolt, the clamp sleeve (610) be fixedly connected with the clamp integral type or it is split type be fixedly connected, guiding axis (620) is located at
It is slidably connected in clamp sleeve (610) with clamp sleeve or gap is connect, the lower end of guiding axis (620) is located at caliper bracket
(500) in the connecting hole being arranged on, the bolt (630) runs through the guiding axis (620), caliper bracket (500) connection
It is coaxially arranged with below hole threaded hole (510), the guiding axis (620) passes through bolt (630) and threaded hole (510) and card
Pincers bracket (500) are fixedly connected, and the bolt is arranged in the same direction with the screw rod, the clamp sleeves of two guidance sets, bolt and
Guiding axis is symmetrical arranged by symmetry axis of the central axis of brake disc axial direction respectively.
4. the parking device that actuator as claimed in claim 2 is arranged symmetrically, which is characterized in that actuator (200) packet
Include speed reducer (210), driving wheel one (220), driving wheel two (230) and transmission belt (240), the output of the motor (100)
The input terminal of end connection driving wheel one (220), the speed reducer (210) connects driving wheel two (230), the driving wheel one
(220) it is connected with driving wheel two (230) by transmission belt (240), the output end and the screw rod of the speed reducer (210)
(310) one end is connected, and the output shaft and screw rod of the motor are arranged in parallel, speed reducer (210), the driving wheel of two actuators
One (220), driving wheel two (230) and transmission belt (240) are symmetrical arranged by symmetry axis of the central axis of brake disc radial direction.
5. the parking device that actuator as claimed in claim 4 is arranged symmetrically, which is characterized in that described two actuators
(200) it is arranged in splayed configuration, it is close to each other by the output end of actuator, it is located remotely from each other by the input terminal of actuator.
6. the parking device that actuator as claimed in claim 2 is arranged symmetrically, which is characterized in that the wire casing setting of actuator exists
The lower section of the input terminal of actuator shell, the direction of routing of wire casing and the output shaft of motor are arranged in the same direction, are provided in wire casing
Plant-grid connection socket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920152933.0U CN209650256U (en) | 2019-01-29 | 2019-01-29 | A kind of parking device that actuator is arranged symmetrically |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920152933.0U CN209650256U (en) | 2019-01-29 | 2019-01-29 | A kind of parking device that actuator is arranged symmetrically |
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Publication Number | Publication Date |
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CN209650256U true CN209650256U (en) | 2019-11-19 |
Family
ID=68523203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920152933.0U Active CN209650256U (en) | 2019-01-29 | 2019-01-29 | A kind of parking device that actuator is arranged symmetrically |
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Country | Link |
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CN (1) | CN209650256U (en) |
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2019
- 2019-01-29 CN CN201920152933.0U patent/CN209650256U/en active Active
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Address after: 311835 Industrial Zone of Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Wanan Zhiyu Automobile Control System Co.,Ltd. Address before: 311835 Industrial Zone of Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG ZHUJI MANPOWER MACHINERY CO.,LTD. |