CN112901678A - Automobile disc brake with automatic distance compensation function - Google Patents
Automobile disc brake with automatic distance compensation function Download PDFInfo
- Publication number
- CN112901678A CN112901678A CN202110138333.0A CN202110138333A CN112901678A CN 112901678 A CN112901678 A CN 112901678A CN 202110138333 A CN202110138333 A CN 202110138333A CN 112901678 A CN112901678 A CN 112901678A
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- CN
- China
- Prior art keywords
- brake
- friction plate
- surface wall
- disc
- automatic distance
- Prior art date
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/38—Slack adjusters
- F16D65/40—Slack adjusters mechanical
- F16D65/52—Slack adjusters mechanical self-acting in one direction for adjusting excessive play
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses an automobile disc brake with automatic distance compensation, which comprises a brake disc, a driving cylinder and a brake caliper, wherein a connecting frame is fixedly installed on one side of the brake caliper, which is close to the brake disc. According to the automobile disc brake, the friction plate pushes the limiting seat to extrude the elastic piece to be combined with the brake disc together to complete braking of an automobile, the elastic coefficient difference between the elastic piece II and the elastic piece is combined with the dynamic balance principle, so that the friction plate and the limiting seat can be kept at a stable horizontal plane to be fixed, the limiting seat can be displaced in the extension of the elastic piece I along with slow abrasion of the friction plate, the elastic piece II synchronously pushes the abraded friction plate forwards, the friction plate is enabled to continue to be positioned to the stable horizontal plane, the distance between the abraded friction plate and the brake disc can be automatically compensated, accurate matching time of the friction plate and the brake disc is prolonged, and the using effect of the automobile disc brake is improved.
Description
Technical Field
The invention relates to the technical field of automobile brakes, in particular to an automobile disc brake with automatic distance compensation.
Background
The disk brake of the automobile is also called as a disk brake, and is named after the shape of the disk brake. It is controlled by hydraulic pressure, and its main components include brake disk, branch pump, brake caliper and oil pipe. The brake disc is made of alloy steel and fixed on the wheel to rotate with the wheel. The cylinder is fixed on the bottom plate of the brake and fixed, the two friction plates on the brake caliper are respectively arranged on two sides of the brake disc, the piston of the cylinder is under the action of hydraulic pressure transmitted by the oil pipe to push the friction plates to press the brake disc to generate friction braking, and the action is just like clamping the rotating disc by using a clamp to force the disc to stop.
The disc brake has the advantages of fast heat dissipation, light weight, simple structure and convenient adjustment. Particularly, the high-temperature resistant performance is good under high load, the braking effect is stable, the muddy water invasion is not feared, the disc type brake is easier to stop the vehicle in a shorter time than the drum type brake when the vehicle runs in winter and on bad road conditions. Some disc brakes also have small holes in the brake disc to speed up ventilation and heat dissipation and improve braking efficiency.
At present, the existing automobile disc brake still has defects, firstly, the positions of a friction plate and a brake disc of the existing automobile disc brake are relatively fixed, the distance between the existing friction plate and the brake disc is in a precise range, the braking effect of a vehicle is directly determined, the friction plate gradually wears and becomes thinner along with the friction between the friction plate and the brake disc, so that the distance between the friction plate and the brake disc is gradually enlarged, the friction plate needs to be replaced until the control requirement is completely separated, namely, the precise matching between the friction plate and the brake disc is maintained for a short time, and the using effect of the automobile disc brake is further reduced; secondly, there is not the clearance mechanism of friction disc and brake disc contact department in current car disc brake outside, because the friction disc adopts with the brake disc is the contact nature cooperation, when adhering to fixed granule on the brake disc, in case this granule conducts between brake disc and the friction disc, leads to appearing the card shell between the two easily, perhaps leads to leading to the fact darker wearing and tearing line, influences the braking cooperation between the two to car disc brake stability in use has been reduced.
Disclosure of Invention
The invention aims to solve the problems and provides an automobile disc brake with automatic distance compensation.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automobile disc brake with automatic distance compensation, includes brake disc, driving cylinder and braking pincers, one side fixed mounting that braking pincers are close to the brake disc has the link, table wall fixed mounting has the compensation storehouse in the longitudinal end of link, table wall has the friction disc through two elastic component elastic connection in the compensation storehouse, one side that the friction disc is close to elastic component two is through elastic component three and driving cylinder output elastic connection, the equal fixed mounting in compensation storehouse horizontal end both sides has the limit seat, just table wall has spacing seat through an elastic component elastic connection in the vertical end of limit seat, just spacing seat and the adjacent limit of friction disc are lapped each other.
As a further description of the above technical solution:
the automatic cleaning device is characterized in that cleaning bins are fixedly mounted on two sides of the horizontal end of the brake caliper, a rotary drum is movably mounted on the inner surface wall of each cleaning bin, bristles are fixedly mounted on the outer surface wall of the rotary drum, a wear-resistant coating is coated on the outer surface wall of the bristles, and a shifting plate is elastically mounted on the inner surface wall of the vertical end of each cleaning bin.
As a further description of the above technical solution:
the outer table wall fixed mounting of actuating cylinder has the mounting bracket, mounting bracket top movable mounting has the tighrening ring, the tighrening ring is two segmentation structures, and passes through bolt fixed connection between two sections.
As a further description of the above technical solution:
and a window is formed in the outer surface wall of the arc-shaped end of the brake caliper.
As a further description of the above technical solution:
a sliding rod penetrates through the inner surface wall of the elastic piece, and the outer surface wall of the sliding rod is connected with the inner surface wall of the limiting seat in a sliding mode.
As a further description of the above technical solution:
the brake caliper is fixedly connected with the cleaning bin through a fixing frame of a T-shaped structure.
As a further description of the above technical solution:
the bottom of the cleaning bin is hollowed out.
As a further description of the above technical solution:
and the horizontal end of the mounting rack is fixedly connected with the outer surface wall of the driving cylinder through a bolt.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, when the brake is normally used, the pedal in the cockpit drives the driving cylinder, the output end of the driving cylinder pushes the friction plate through the elastic piece III, the friction plate pushes the limiting seat to extrude the elastic piece and combine with the brake disc together to complete the braking of the vehicle, and the friction plate and the limiting seat can be kept on a stable horizontal plane to realize fixation by the difference of elastic coefficients fixed by the elastic member II and the elastic member and combining the dynamic balance principle, and the limiting seat can move along with the extension of the elastic member I as the friction plate is slowly worn, the second elastic part synchronously pushes the worn friction plate forwards so that the friction plate is continuously positioned to the stable horizontal plane, therefore, the distance between the friction plate and the brake disc after the friction plate is abraded can be automatically compensated, the accurate matching time of the friction plate and the brake disc is prolonged, and the using effect of the automobile disc brake is improved.
2. According to the automobile disc brake, the brake disc can drive the rotary drum to rotate through friction force along with the rotation of the brake disc, the rotary drum pushes away solid impurities attached to the brake disc, so that an area, which is about to be in contact with the friction disc, of the brake disc is cleaned, the impurities are prevented from being conducted between the friction disc and the brake disc, the rotary drum after cleaning is capable of rotating and striking the shifting plate, the shifting plate pushes away the impurities adhered to the rotary drum, the rotary drum is self-cleaned, the fact that the impurities on the fixed table influence the normal contact between the friction disc and the brake disc is avoided, and therefore the use stability of the automobile disc brake is improved.
3. According to the automobile disc brake, after the external connecting pipe is connected with the driving cylinder, a certain length is reserved between the connecting end of the fastening ring and the driving cylinder, the fastening ring is separately sleeved on the outer side of the connecting pipe and is fixed through the bolt, so that the fastening ring and the connecting pipe are fixed, acting force generated by external shaking is transmitted to the connecting position of the connecting pipe and the fastening ring firstly, the acting force cannot impact the connecting position of the connecting pipe and the driving cylinder suddenly, the phenomenon that the connecting position of the connecting pipe and the driving cylinder is loosened due to the external shaking is reduced, and therefore the application range of the automobile disc brake is widened.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a brake caliper according to the present invention;
FIG. 3 is a schematic structural view of a spacing seat according to the present invention;
FIG. 4 is a schematic structural view of a friction plate according to the present invention;
FIG. 5 is a schematic structural view of the dial plate of the present invention;
FIG. 6 is a schematic structural view of the fixing frame of the present invention;
FIG. 7 is a schematic view of the fastening ring of the present invention.
Illustration of the drawings:
1. a brake disc; 2. cleaning a bin; 3. a brake caliper; 4. a drive cylinder; 5. a connecting frame; 6. a compensation bin; 7. a side seat; 8. a first elastic part; 9. a friction plate; 10. a limiting seat; 11. a slide bar; 12. a second elastic piece; 13. an elastic member III; 14. a rotating drum; 15. dialing a plate; 16. a fastening ring; 17. a mounting frame; 18. a fixing frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-7, an automobile disc brake with automatic distance compensation comprises a brake disc 1, a driving cylinder 4 and a brake caliper 3, wherein a connecting frame 5 is fixedly installed at one side of the brake caliper 3 close to the brake disc 1, a compensation bin 6 is fixedly installed at the inner surface wall of the longitudinal end of the connecting frame 5, the inner surface wall of the compensation bin 6 is elastically connected with a friction plate 9 through a second elastic member 12, one side of the friction plate 9 close to a second elastic member 12 is elastically connected with the output end of the driving cylinder 4 through a third elastic member 13, both sides of the horizontal end of the compensation bin 6 are fixedly installed with side seats 7, the inner surface wall of the vertical end of each side seat 7 is elastically connected with a limiting seat 10 through a first elastic member 8, the limiting seat 10 is mutually overlapped with the adjacent sides of the friction plate 9, a sliding rod 11 penetrates through the inner surface wall of the first elastic member 8, the outer surface wall of the sliding rod 11 is slidably connected with the inner surface wall of the limiting, the window has been seted up to 3 arc ends outward appearance walls of braking pincers, has guaranteed the radiating effect of brake disc 1, and elastic component one 8, elastic component two 12 and elastic component three 13's elasticity coefficient are from small to big range to make friction disc 9 and spacing seat 10 can be in corresponding plane remain stable, and through the setting of each elastic component, can also provide certain cushion effect for the process of friction disc 9 contact brake disc 1 in order to accomplish the car braking, avoid the car phenomenon of locking to appear.
When the brake is normally used, a pedal in a cab drives a driving cylinder 4, the output end of the driving cylinder 4 pushes a friction plate 9 through a third elastic part 13, the friction plate 9 pushes a limiting seat 10 to extrude a first elastic part 8 and combine with a brake disc 1 to complete the braking of a vehicle, the friction plate 9 and the limiting seat 10 can be kept at a stable horizontal plane to be fixed through the elastic coefficient difference between a second elastic part 12 and the first elastic part 8 and combine with a dynamic balance principle, the limiting seat 10 can move along with the extension of the first elastic part 8 as the friction plate 9 slowly wears, and the second elastic part 12 synchronously pushes the worn friction plate 9 forwards so that the friction plate 9 continues to be positioned to the stable horizontal plane, thus the distance between the friction plate 9 and the brake disc 1 after the friction plate 9 automatically compensates the wearing, and the accurate matching duration of the friction plate 9 and the brake disc 1 is prolonged, thereby improving the use effect of the automobile disc brake.
Different from the first embodiment
Example two:
please refer to fig. 5 and 6, the equal fixed mounting in braking pincers 3 horizontal end both sides has clearance storehouse 2, table wall movable mounting has rotary drum 14 in clearance storehouse 2, 14 outer wall fixed mounting of rotary drum has the brush hair, and the brush hair outer wall is scribbled and is equipped with wear-resistant coating, 2 vertical end inner surface wall elastic mounting in clearance storehouse has group board 15, braking pincers 3 and clearance storehouse 2 between through the mount 18 fixed connection of T type structure, the stability of being connected of clearance storehouse 2 and braking pincers 3 has been guaranteed, 2 bottoms in clearance storehouse are the fretwork setting, the inside impurity normal discharge in clearance storehouse 2 has been guaranteed.
Along with the rotation of brake disc 1, brake disc 1 can drive rotary drum 14 through frictional force and rotate, rotary drum 14 pushes away from the adnexed solid-state impurity on the brake disc 1, with this regional completion clearance that will contact friction disc 9 with brake disc 1, avoid impurity conduction to between friction disc 9 and the brake disc 1, and rotary drum 14 after accomplishing the clearance can the rotation and strike group board 15, it pushes away the impurity of adhesion on rotary drum 14 to dial board 15, in order to carry out the self-cleaning of rotary drum 14 self, and then avoided solid-state impurity to influence the normal contact of friction disc 9 with brake disc 1, thereby the stability in utilization of car disc brake has been improved.
Different from the first embodiment
Example three:
referring to fig. 1 and 7, an installation frame 17 is fixedly installed on the outer surface wall of the driving cylinder 4, a fastening ring 16 is movably installed at the top of the installation frame 17, the fastening ring 16 is of a two-section structure, the two sections are fixedly connected through a bolt, and the horizontal end of the installation frame 17 is fixedly connected with the outer surface wall of the driving cylinder 4 through a bolt, so that the installation frame 17 can be conveniently disassembled and assembled.
Outside connecting pipe is connected with actuating cylinder 4 afterwards, reserve certain length between tighrening ring 16 and 4 links of actuating cylinder, it is fixed at the connecting pipe outside and through the bolt separately to registrate tighrening ring 16, the fixed of tighrening ring 16 and connecting pipe has been realized, the outside produced effort of rocking this moment can transmit the junction of connecting pipe and tighrening ring 16 earlier, and can not shock the junction of connecting pipe and actuating cylinder 4 suddenly, it is not hard up to have reduced the outside and rock and lead to connecting pipe and actuating cylinder 4's junction to appear, thereby automobile disc brake's application scope has been improved. .
The working principle is as follows: when the brake is used normally, a pedal in a cab drives a driving cylinder 4, the output end of the driving cylinder 4 pushes a friction plate 9 through a third elastic part 13, the friction plate 9 pushes a limiting seat 10 to extrude a first elastic part 8 and combine with a brake disc 1 to complete braking of a vehicle, the friction plate 9 and the limiting seat 10 can be kept on a stable horizontal plane to be fixed through the elastic coefficient difference between a second elastic part 12 and the first elastic part 8 and combine with a power balance principle, the limiting seat 10 can move along with the extension of the first elastic part 8 as the friction plate 9 slowly wears, the second elastic part 12 synchronously pushes the worn friction plate 9 forwards so that the friction plate 9 continues to be positioned on the stable horizontal plane, the distance between the friction plate 9 and the brake disc 1 after the friction plate 9 automatically compensates the wear, and the accurate matching time of the friction plate 9 and the brake disc 1 is prolonged, along with the rotation of the brake disc 1, the brake disc 1 can drive the rotating drum 14 to rotate through friction force, the rotating drum 14 pushes away solid impurities attached to the brake disc 1, so as to clean the area, which is about to contact with the friction plate 9, of the brake disc 1, the impurities are prevented from being conducted between the friction plate 9 and the brake disc 1, the rotating drum 14 after being cleaned can rotate and impact the poking plate 15, the poking plate 15 pushes away the impurities attached to the rotating drum 14, so as to perform self-cleaning of the rotating drum 14, further, the influence of the solid impurities on the normal contact between the friction plate 9 and the brake disc 1 is avoided, after the external connecting pipe is connected with the driving cylinder 4, a certain length is reserved between the connecting end of the fastening ring 16 and the connecting end of the driving cylinder 4, the fastening ring 16 is separately sleeved outside the connecting pipe and fixed through bolts, the fastening ring 16 and the connecting pipe are fixed, at the moment, the acting force generated by external shaking can be, and the connecting part of the connecting pipe and the driving cylinder 4 can not be impacted suddenly, so that the looseness of the connecting part of the connecting pipe and the driving cylinder 4 caused by external shaking is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An automobile disc brake with automatic distance compensation comprises a brake disc (1), a driving cylinder (4) and a brake caliper (3), characterized in that a connecting frame (5) is fixedly arranged on one side of the brake caliper (3) close to the brake disc (1), the inner surface wall of the longitudinal end of the connecting frame (5) is fixedly provided with a compensation bin (6), the inner surface wall of the compensation bin (6) is elastically connected with a friction plate (9) through an elastic piece II (12), one side of the friction plate (9) close to the second elastic part (12) is elastically connected with the output end of the driving cylinder (4) through a third elastic part (13), the two sides of the horizontal end of the compensation bin (6) are both fixedly provided with side seats (7), the inner surface wall of the vertical end of the side seat (7) is elastically connected with a limiting seat (10) through an elastic piece I (8), and the limit seat (10) is mutually lapped with the adjacent edges of the friction plate (9).
2. The automobile disc brake with the automatic distance compensation function according to claim 1, characterized in that both sides of the horizontal end of the brake caliper (3) are fixedly provided with cleaning bins (2), the inner surface wall of each cleaning bin (2) is movably provided with a rotary drum (14), the outer surface wall of each rotary drum (14) is fixedly provided with bristles, the outer surface wall of each bristle is coated with a wear-resistant coating, and the inner surface wall of the vertical end of each cleaning bin (2) is elastically provided with a shifting plate (15).
3. The automotive disc brake with automatic distance compensation according to claim 1, characterized in that a mounting bracket (17) is fixedly mounted on the outer surface wall of the driving cylinder (4), a fastening ring (16) is movably mounted on the top of the mounting bracket (17), and the fastening ring (16) is of a two-segment structure and is fixedly connected with the two segments through bolts.
4. Automotive disc brake with automatic distance compensation according to claim 1, characterized in that the outer wall of the curved end of the brake caliper (3) is windowed.
5. The automotive disc brake with automatic distance compensation of claim 1, characterized in that the first elastic member (8) is provided with a sliding rod (11) on the inner surface wall thereof, and the outer surface wall of the sliding rod (11) is connected with the inner surface wall of the limiting seat (10) in a sliding manner.
6. The vehicle disc brake with automatic distance compensation according to claim 2, characterized in that the brake caliper (3) is fixedly connected with the cleaning bin (2) by a T-shaped fixing frame (18).
7. The vehicle disc brake with automatic distance compensation according to claim 2, characterized in that the bottom of the cleaning bin (2) is hollowed out.
8. Automotive disc brake with automatic distance compensation according to claim 3, characterized in that the horizontal end of the mounting bracket (17) is fixedly connected with the outer surface wall of the driving cylinder (4) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138333.0A CN112901678A (en) | 2021-02-01 | 2021-02-01 | Automobile disc brake with automatic distance compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138333.0A CN112901678A (en) | 2021-02-01 | 2021-02-01 | Automobile disc brake with automatic distance compensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112901678A true CN112901678A (en) | 2021-06-04 |
Family
ID=76121068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110138333.0A Withdrawn CN112901678A (en) | 2021-02-01 | 2021-02-01 | Automobile disc brake with automatic distance compensation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112901678A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117145892A (en) * | 2023-10-25 | 2023-12-01 | 福州堂莹机械有限公司 | Air-compressing disc brake easy to replace brake plate |
-
2021
- 2021-02-01 CN CN202110138333.0A patent/CN112901678A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117145892A (en) * | 2023-10-25 | 2023-12-01 | 福州堂莹机械有限公司 | Air-compressing disc brake easy to replace brake plate |
| CN117145892B (en) * | 2023-10-25 | 2024-01-23 | 福州堂莹机械有限公司 | Air-compressing disc brake easy to replace brake plate |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210604 |