CN109099079A - A kind of brake device for car - Google Patents
A kind of brake device for car Download PDFInfo
- Publication number
- CN109099079A CN109099079A CN201811024969.7A CN201811024969A CN109099079A CN 109099079 A CN109099079 A CN 109099079A CN 201811024969 A CN201811024969 A CN 201811024969A CN 109099079 A CN109099079 A CN 109099079A
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- Prior art keywords
- fixed plate
- plate
- cylinder fixed
- shaft
- gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
- F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
- F16D55/225—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads
- F16D55/226—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of brake device for car, it is related to the technical field of automobile brake, including support plate, brake disc arrestment mechanism and shaft arrestment mechanism, brake disc arrestment mechanism includes motor and is connected with screw rod by gear drive, it is symmetrically arranged with oppositely oriented screw thread on screw rod and is symmetrically installed with sleeve at different rotation direction screw threads, slide bar is slidably fitted in sleeve, the end of slide bar is equipped with pressure head one, brake disc is equipped between the pressure head one of two sides, shaft arrestment mechanism includes upper cylinder fixed plate, lower cylinder fixed plate and clamping cylinder, upper cylinder fixed plate and lower cylinder fixed plate, which are mounted by means of bolts on, forms a circular hole together and at the center of contact surface, it is equipped with shaft in circular hole and is fixedly connected with brake disc, clamping cylinder is symmetrically installed in upper cylinder fixed plate and lower cylinder fixed plate, the piston of the clamping cylinder Bar end is equipped with link block and is equipped with pressure head two by link block.Structure of the invention is compact, good braking effect, practical.
Description
Technical field
The present invention relates to the technical fields of automobile brake, and in particular to a kind of brake device for car.
Background technique
From automobile birth, motor vehicle braking system just plays vital role in the secure context of vehicle.Closely
Nian Lai, with the progress of vehicle technology and the raising of automobile driving speed, this important sex expression must be more and more obvious.Automobile system
There are many dynamic system type, various informative.Traditional brake system structure pattern mainly has mechanical, pneumatic type, fluid pressure type, gas-liquid
It is hybrid.Their working principle is all using brake apparatus, the friction generated when with work gradually uses up substantially all
Kinetic energy possessed by vehicle to reach vehicle braking deceleration, or up to the purpose of parking, but is provided only with one kind in general automobile
Some serious traffic accidents will may occur for brake apparatus once the device is damaged failure.
China Patent Publication No. is that CN105253119A discloses a kind of brake device for car, the brake device for car packet
It includes shaft, the idler wheel of the both ends of the shaft and two arrestment mechanisms respectively close to two idler wheel settings is set；It is described
Arrestment mechanism includes the support frame being fixed on automobile chassis, two hydraulic cylinders being arranged on support frame as described above and distinguishes one by one
Accordingly it is fixed in two brake(-holder) blocks of the telescopic rod end of the hydraulic cylinder；The telescopic rod of two hydraulic cylinders is opposite to be set
It sets, so that two brake(-holder) blocks can brake the shaft when two telescopic rod relative motions.This kind of automobile system
Dynamic device can reach braking effect in time in emergency situations, effectively prevent traffic accident.
China Patent Publication No. is that CN103754205A discloses a kind of brake device for car, including brake disc, caliper
Body, brake block group, oil cylinder, guide pin and vehicle bridge, vehicle bridge are connect with brake disc, and guide pin is installed in vehicle bridge, and braking clamp body is set
It sets on guide pin, braking clamp body can be axially moved on guide pin along brake disc under the action of oil cylinder, and brake block group is corresponding
The two sides of brake disc are set, and one group of brake block group and oil cylinder are connected as main brake block group, another group of brake block group and caliper
Body is fixedly connected as when guide pin setting is braked, stopping main brake block group close to the retention device of brake disc from brake block group, should
Retention device is filled with high pressure gas, and when brake, when main brake block is moved close to brake disc, high pressure gas obstructs braking clamp body
When moving, but reaching certain pressure, the air valve being arranged on the side wall of retention device is opened, and gas is discharged, when Panasonic's brake,
High pressure gas is filled with to retention device from newly.
In above-mentioned documents although involved brake device for car solves corresponding practical problem, but not
It solves the problems, such as that the application is proposed, therefore, brake device for car is also needed to re-start more reasonable design.
Summary of the invention
The purpose of the present invention is to provide a kind of brake device for car, to solve caused by the prior art above-mentioned lack
It falls into.
A kind of brake device for car, including support plate, brake disc arrestment mechanism and shaft arrestment mechanism,
The brake disc arrestment mechanism includes motor fixing plate and motor, and the motor is horizontally mounted by motor fixing plate
On front side of the lower section of support plate, the shaft of the motor is equipped with gear one, the tooth through motor fixing plate and in shaft end
Taking turns an external toothing has gear two, and the gear two is symmetrically set in the both sides of gear one and is mounted on motor fixing plate by support shaft
On, two external toothing of gear has gear three, and the gear three is fixedly mounted on screw rod, is symmetrically arranged with rotation direction on the screw rod
Opposite screw thread is simultaneously symmetrically installed with sliding block one at different rotation direction screw threads, and the lower section of the sliding block one is equipped with connecting plate and leads to together
It crosses connecting plate one and is connected with sleeve, slide bar is slidably fitted in the sleeve, spring is equipped between the slide bar and set bucket, it is described
Spring one end and sleeve connection, the other end are connected with slide bar, and the end of the slide bar is equipped with pressure head one, between the pressure head one of two sides
Equipped with brake disc；
The shaft arrestment mechanism includes upper cylinder fixed plate, lower cylinder fixed plate and clamping cylinder, and the upper cylinder is solid
Fixed board is fixedly mounted on rear side of the lower section of support plate and is equipped with reinforcing rib, the upper cylinder fixed plate and lower gas between support plate
Cylinder fixed plate is mounted by means of bolts on and forms a circular hole together and at the center of contact surface, is equipped with and turns in the circular hole
Axis is simultaneously fixedly connected with brake disc, is symmetrically installed with clamping cylinder in the upper cylinder fixed plate and lower cylinder fixed plate, described
The piston-rod end of clamping cylinder is equipped with link block and is equipped with pressure head two by link block.
Preferably, guide rail fixed plate is installed among the lower section of the air cylinder fixed plate, is installed in the guide rail fixed plate
There is guide rail, sliding block two is slidably fitted on the guide rail, the upper level of the sleeve on both sides is welded with connecting plate two, the connection
Plate two is fixedly mounted by screw and sliding block two.
Preferably, the guide rail is dovetail slideway.
Preferably, the motor is servo motor.
Preferably, the clamping cylinder is double piston-rod cylinder.
Preferably, friction plate one and friction plate two are respectively equipped on the working face of the pressure head one and pressure head two.
Advantages of the present invention: the present invention drives screw rod to rotate by motor after gear set is driven, and realizes that pressure head one clamps
Brake disc, and then realize the deceleration or braking of car rotation；By the elongation of the piston rod of clamping cylinder, realize that pressure head two clamps
Shaft realizes the deceleration or braking of car rotation, can be very by being used cooperatively brake disc brake apparatus and rotary shaft braking device
Braking of the good realization to automobile.Structure of the invention is compact, good braking effect, practical.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the whole side view of the present invention.
Fig. 2 is the structural schematic diagram that the present invention integrally faces.
Fig. 3 is the structural schematic diagram of the whole backsight of the present invention.
Wherein, 1- support plate；2- reinforcing rib；3- motor fixing plate；4- upper cylinder fixed plate；5- guide rail fixed plate；6- electricity
Machine；7- gear one；8- gear two；9- support shaft；10- gear three；11- screw rod；12- limited block；13- sliding block one；14- connecting plate
One；15- sleeve；16- spring；17- slide bar；18- pressure head one；19- friction plate one；20- sliding rail fixed block；21- sliding block two；22-
Connecting plate two；23- clamping cylinder；24- link block；25- pressure head two；26- friction plate two；27- shaft；28- lower cylinder fixed plate；
29- brake disc.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
As shown in Figure 1 to Figure 3, a kind of brake device for car, including support plate 1, brake disc arrestment mechanism and shaft braking
Mechanism,
The brake disc arrestment mechanism includes motor fixing plate 3 and motor 6, and the motor 6 is horizontal by motor fixing plate 3
It is mounted on front side of the lower section of support plate 1, the shaft of the motor 6 is equipped with gear one through motor fixing plate 3 and in shaft end
7, one 7 external toothing of gear has gear 28, and the gear 28 is symmetrically set in the both sides of gear 1 and is pacified by support shaft 9
On motor fixing plate 3, two external toothing of gear has gear 3 10, and the gear 3 10 is fixedly mounted on screw rod 12,
It is symmetrically arranged with oppositely oriented screw thread on the screw rod 12 and is symmetrically installed with sliding block 1, the cunning at different rotation direction screw threads
The lower section of block 1 is equipped with connecting plate 1 and is connected with sleeve 15 by connecting plate 1, is slidably fitted in the sleeve 15
Slide bar 17 is equipped with spring 16 between the slide bar 17 and set bucket 15, described 16 one end of spring and sleeve 15 connect, the other end and cunning
Bar 17 connects, and the end of the slide bar 17 is equipped with pressure head 1, is equipped with brake disc 29 between the pressure head 1 of two sides；
The shaft arrestment mechanism includes upper cylinder fixed plate 4, lower cylinder fixed plate 28 and clamping cylinder 23, the upper gas
Cylinder fixed plate 4 is fixedly mounted on rear side of the lower section of support plate 1 and is equipped with reinforcing rib 2 between support plate 1, and the upper cylinder is fixed
Plate 4 and lower cylinder fixed plate 28 are mounted by means of bolts on and form a circular hole together and at the center of contact surface, described
It is equipped with shaft 27 in circular hole and is fixedly connected with brake disc 29, it is symmetrical in the upper cylinder fixed plate 4 and lower cylinder fixed plate 28
Clamping cylinder 23 is installed, the piston-rod end of the clamping cylinder 23 is equipped with link block 24 and is equipped with pressure by link block 24
First 2 25.
In the present invention, guide rail fixed plate 5, the guide rail fixed plate 5 are installed among the lower section of the air cylinder fixed plate 3
On guide rail 20 is installed, sliding block 2 21 is slidably fitted on the guide rail 20, the upper level of the sleeve 15 on both sides is welded with company
Fishplate bar 2 22, the connecting plate 2 22 are fixedly mounted by screw and sliding block 2 21, can play the support to pressure head 1 simultaneously
Increase the displacement accuracy of sliding block 1.
Advantages of the present invention: the present invention drives screw rod 11 to rotate by motor 6 after gear set is driven, and realizes pressure head 1
Brake disc 29 is clamped, and then realizes the deceleration or braking of car rotation 27；By the elongation of the piston rod of clamping cylinder 23, realize
2 25 clamping rotating shaft 27 of pressure head realizes the deceleration or braking of car rotation 27, by being used cooperatively brake disc brake apparatus and turning
Shaft brake device can be very good to realize the braking to automobile.Structure of the invention is compact, good braking effect, practical.
Embodiment 2
As shown in Figure 1 to Figure 3, a kind of brake device for car, including support plate 1, brake disc arrestment mechanism and shaft braking
Mechanism,
The brake disc arrestment mechanism includes motor fixing plate 3 and motor 6, and the motor 6 is horizontal by motor fixing plate 3
It is mounted on front side of the lower section of support plate 1, the shaft of the motor 6 is equipped with gear one through motor fixing plate 3 and in shaft end
7, one 7 external toothing of gear has gear 28, and the gear 28 is symmetrically set in the both sides of gear 1 and is pacified by support shaft 9
On motor fixing plate 3, two external toothing of gear has gear 3 10, and the gear 3 10 is fixedly mounted on screw rod 12,
It is symmetrically arranged with oppositely oriented screw thread on the screw rod 12 and is symmetrically installed with sliding block 1, the cunning at different rotation direction screw threads
The lower section of block 1 is equipped with connecting plate 1 and is connected with sleeve 15 by connecting plate 1, is slidably fitted in the sleeve 15
Slide bar 17 is equipped with spring 16 between the slide bar 17 and set bucket 15, described 16 one end of spring and sleeve 15 connect, the other end and cunning
Bar 17 connects, and the end of the slide bar 17 is equipped with pressure head 1, is equipped with brake disc 29 between the pressure head 1 of two sides；
The shaft arrestment mechanism includes upper cylinder fixed plate 4, lower cylinder fixed plate 28 and clamping cylinder 23, the upper gas
Cylinder fixed plate 4 is fixedly mounted on rear side of the lower section of support plate 1 and is equipped with reinforcing rib 2 between support plate 1, and the upper cylinder is fixed
Plate 4 and lower cylinder fixed plate 28 are mounted by means of bolts on and form a circular hole together and at the center of contact surface, described
It is equipped with shaft 27 in circular hole and is fixedly connected with brake disc 29, it is symmetrical in the upper cylinder fixed plate 4 and lower cylinder fixed plate 28
Clamping cylinder 23 is installed, the piston-rod end of the clamping cylinder 23 is equipped with link block 24 and is equipped with pressure by link block 24
First 2 25.
In the present invention, guide rail fixed plate 5, the guide rail fixed plate 5 are installed among the lower section of the air cylinder fixed plate 3
On guide rail 20 is installed, sliding block 2 21 is slidably fitted on the guide rail 20, the upper level of the sleeve 15 on both sides is welded with company
Fishplate bar 2 22, the connecting plate 2 22 are fixedly mounted by screw and sliding block 2 21, can play the support to pressure head 1 simultaneously
Increase the displacement accuracy of sliding block 1.
In the present invention, the guide rail 20 is dovetail slideway, can overcome the top generated in one 13 displacement process of sliding block
Cover torque.
In the present invention, the motor 6 is servo motor, and steering and revolving speed to motor 6 can be realized by PLC program
Control, and then control the contact situation between pressure head 1 and brake disc 29.
In the present invention, the clamping cylinder 23 is double piston-rod cylinder, pressure head 2 25 preferably can be mounted on folder
On the piston rod of tight cylinder 23.
In the present invention, friction plate 1 and friction plate are respectively equipped on the working face of the pressure head 1 and pressure head 2 25
2 26, friction plate 1 can increase frictional force when pressure head 1 and the contact of brake disc 29, and friction plate 2 25 can increase pressure
First 2 25 and shaft 27 contact when frictional force.
Advantages of the present invention: the present invention drives screw rod 11 to rotate by motor 6 after gear set is driven, and realizes pressure head 1
Brake disc 29 is clamped, and then realizes the deceleration or braking of car rotation 27；By the elongation of the piston rod of clamping cylinder 23, realize
2 25 clamping rotating shaft 27 of pressure head realizes the deceleration or braking of car rotation 27, by being used cooperatively brake disc brake apparatus and turning
Shaft brake device can be very good to realize the braking to automobile.Structure of the invention is compact, good braking effect, practical.
Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.It is all
It is included in the invention within the scope of the present invention or in the change being equal in the scope of the present invention.
Claims (6)
1. a kind of brake device for car, it is characterised in that: including support plate (1), brake disc arrestment mechanism and shaft arrestment mechanism,
The brake disc arrestment mechanism includes motor fixing plate (3) and motor (6), and the motor (6) passes through motor fixing plate (3)
It is horizontally arranged on front side of the lower section of support plate (1), the shaft of the motor (6) is through motor fixing plate (3) and in shaft end
Equipped with gear one (7), gear one (7) external toothing has gear two (8), and the gear two (8) is symmetrically set in gear one (7)
Both sides are simultaneously mounted on motor fixing plate (3) by support shaft (9), and two external toothing of gear has gear three (10), the tooth
Three (10) of wheel are fixedly mounted on screw rod (12), are symmetrically arranged with oppositely oriented screw thread on the screw rod (12) and in different rotation directions
Sliding block one (13) is symmetrically installed at screw thread, the lower section of the sliding block one (13) is equipped with connecting plate one (14) and passes through connecting plate one
(14) be connected with sleeve (15), be slidably fitted with slide bar (17) in the sleeve (15), the slide bar (17) and cover bucket (15) it
Between be equipped with spring (16), described spring (16) one end and sleeve (15) connection, the other end and slide bar (17) connection, the slide bar
(17) end is equipped with pressure head one (18), is equipped with brake disc (29) between the pressure head one (18) of two sides；
The shaft arrestment mechanism includes upper cylinder fixed plate (4), lower cylinder fixed plate (28) and clamping cylinder (23), it is described on
Air cylinder fixed plate (4) is fixedly mounted on rear side of the lower section of support plate (1) and is equipped with reinforcing rib (2) between support plate (1), described
Upper cylinder fixed plate (4) and lower cylinder fixed plate (28) are mounted by means of bolts on together and at the center of contact surface and are formed
One circular hole is equipped with shaft (27) in the circular hole and is fixedly connected with brake disc (29), the upper cylinder fixed plate (4) and under
It is symmetrically installed in air cylinder fixed plate (28) clamping cylinder (23), the piston-rod end of the clamping cylinder (23) is equipped with link block
(24) and by link block (24) pressure head two (25) is installed.
2. a kind of brake device for car according to claim 1, it is characterised in that: the lower section of the air cylinder fixed plate (3)
Centre is equipped with guide rail fixed plate (5), is equipped with guide rail (20) on the guide rail fixed plate (5), is slided on the guide rail (20)
Sliding block two (21) is installed, the upper level of the sleeve (15) on both sides is welded with connecting plate two (22), the connecting plate two (22)
It is fixedly mounted by screw and sliding block two (21).
3. a kind of brake device for car according to claim 2, it is characterised in that: the guide rail (20) is led for swallow-tail form
Rail.
4. a kind of brake device for car according to claim 1, it is characterised in that: the motor (6) is servo motor.
5. a kind of brake device for car according to claim 1, it is characterised in that: the clamping cylinder (23) is double-piston
Bar cylinder.
6. a kind of brake device for car according to claim 1, it is characterised in that: the pressure head one (18) and pressure head two
(25) friction plate one (19) and friction plate two (26) are respectively equipped on working face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024969.7A CN109099079B (en) | 2018-09-04 | 2018-09-04 | Automobile brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024969.7A CN109099079B (en) | 2018-09-04 | 2018-09-04 | Automobile brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109099079A true CN109099079A (en) | 2018-12-28 |
| CN109099079B CN109099079B (en) | 2020-06-02 |
Family
ID=64865046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811024969.7A Active CN109099079B (en) | 2018-09-04 | 2018-09-04 | Automobile brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109099079B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006271A (en) * | 2020-01-03 | 2020-04-14 | 宁波方太厨具有限公司 | Hook assembly and range hood with same |
| CN111911563A (en) * | 2020-06-08 | 2020-11-10 | 许飚 | Automobile brake device |
| CN113309798A (en) * | 2020-02-26 | 2021-08-27 | 上海凌林增压器有限公司 | Mechanical braking structure for industrial brake |
| CN113548080A (en) * | 2021-07-20 | 2021-10-26 | 哈尔滨鸿基奥利索道工程有限公司 | Single track coaster manual braking mechanism |
| CN113790231A (en) * | 2021-11-13 | 2021-12-14 | 杭州丹佛斯科技有限公司 | Abrasionproof decreases new energy automobile brake mechanism |
| CN114370466A (en) * | 2022-01-21 | 2022-04-19 | 一汽解放汽车有限公司 | Intermediate shaft brake |
| CN114738408A (en) * | 2022-05-18 | 2022-07-12 | 中广核(东至)新能源有限公司 | Abrasion thickness detection device for friction plate of wind power yaw brake |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006271A (en) * | 2020-01-03 | 2020-04-14 | 宁波方太厨具有限公司 | Hook assembly and range hood with same |
| CN111006271B (en) * | 2020-01-03 | 2022-03-18 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN113309798A (en) * | 2020-02-26 | 2021-08-27 | 上海凌林增压器有限公司 | Mechanical braking structure for industrial brake |
| CN113309798B (en) * | 2020-02-26 | 2023-09-01 | 杭州创博机械设备有限公司 | Mechanical braking structure for industrial brake |
| CN111911563A (en) * | 2020-06-08 | 2020-11-10 | 许飚 | Automobile brake device |
| CN113548080A (en) * | 2021-07-20 | 2021-10-26 | 哈尔滨鸿基奥利索道工程有限公司 | Single track coaster manual braking mechanism |
| CN113790231A (en) * | 2021-11-13 | 2021-12-14 | 杭州丹佛斯科技有限公司 | Abrasionproof decreases new energy automobile brake mechanism |
| CN113790231B (en) * | 2021-11-13 | 2022-02-11 | 杭州丹佛斯科技有限公司 | Abrasionproof decreases new energy automobile brake mechanism |
| CN114370466A (en) * | 2022-01-21 | 2022-04-19 | 一汽解放汽车有限公司 | Intermediate shaft brake |
| CN114370466B (en) * | 2022-01-21 | 2023-06-16 | 一汽解放汽车有限公司 | Intermediate shaft brake |
| CN114738408A (en) * | 2022-05-18 | 2022-07-12 | 中广核(东至)新能源有限公司 | Abrasion thickness detection device for friction plate of wind power yaw brake |
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| Publication number | Publication date |
|---|---|
| CN109099079B (en) | 2020-06-02 |
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