CN118066230A - Brake disc with protection device and method - Google Patents
Brake disc with protection device and method Download PDFInfo
- Publication number
- CN118066230A CN118066230A CN202410198427.0A CN202410198427A CN118066230A CN 118066230 A CN118066230 A CN 118066230A CN 202410198427 A CN202410198427 A CN 202410198427A CN 118066230 A CN118066230 A CN 118066230A
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- Prior art keywords
- brake
- brake caliper
- brake disc
- protective cover
- caliper bracket
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Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 74
- 238000012360 testing method Methods 0.000 description 4
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 3
- 230000008093 supporting effect Effects 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Abstract
The invention discloses a brake disc with a protecting device and a method thereof, wherein the brake disc with the protecting device comprises a protective cover, a brake disc, a brake caliper and a brake caliper bracket; the protective cover is arranged outside the brake disc and the brake caliper, and is positioned through the first characteristic surface, the second characteristic surface, the third characteristic surface and the characteristic surface of the brake caliper bracket; the first feature of the brake caliper bracket circumferentially positions the shield, the second feature of the brake caliper bracket radially positions the shield, and the third feature of the brake caliper bracket and the feature of the brake caliper axially positions the shield; according to the invention, through the three characteristic surfaces on the brake caliper bracket and the characteristic surfaces on the brake caliper, the positioning of the protective cover in the three directions of the circumferential direction, the radial direction and the axial direction is realized, the reliable positioning of the protective cover of the brake disc is realized, the protection cost of the brake disc is low, and the brake disc is easy to realize.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a brake disc with a protection device and a method.
Background
Brake discs, also known as brake discs (disks rotors), are an important part of a disc brake system and are components that rotate with the wheels. The brake disc made of cast iron (H250) is arranged on a common vehicle type at present. The brake calipers clamp the brake disc to generate braking force, and when the brake is stepped on, the brake calipers clamp the brake disc to play a role in decelerating or stopping.
The friction working surface of the brake disc and the brake lining made of cast iron is usually free from corrosion treatment, so that after the production of the vehicle is finished, the friction working surface of the brake disc can be severely corroded under the condition of transportation (particularly sea) or long-time placement of the vehicle, and the problem of braking noise or vibration of the whole vehicle is caused. In the prior art, a protective film is stuck on a wheel to delay the corrosion of a brake disc, but the protective effect is not ideal. There are also protection covers added on the brake disc, but because the assembly is unreliable, the interference abnormality problem can occur when the whole car is in off-line dynamic road test.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the brake disc with the protection device and the method thereof, which can solve the problem of assembly and positioning of the existing brake disc protection cover, ensure that the brake disc protection cover is assembled and positioned reliably, realize the protection of the brake disc and avoid the rust of the brake disc.
The technical scheme of the invention is as follows:
In a first aspect of the invention, there is provided a brake disc having a protective device comprising a shield, a brake disc, a brake caliper and a brake caliper support; the protective cover is arranged outside the brake disc and the brake caliper, and is positioned through the first characteristic surface, the second characteristic surface, the third characteristic surface and the characteristic surface of the brake caliper bracket; the first feature of the brake caliper bracket is positioned circumferentially to the shield, the second feature of the brake caliper bracket is positioned radially to the shield, and the third feature of the brake caliper bracket and the feature of the brake caliper are positioned axially to the shield.
In some embodiments of the invention, the first characteristic surface of the brake caliper bracket is a vertical surface of the brake caliper bracket that is located outermost in a circumferential direction of the brake disc.
In some embodiments of the invention, the second characteristic surface of the brake caliper bracket is a horizontal surface of the brake caliper bracket located at the outermost side in the circumferential direction of the brake disc, and the vertical surface and the horizontal surface are connected and perpendicular to each other.
In some embodiments of the invention, the third characteristic surface of the brake caliper bracket is a plane of the brake caliper bracket for mounting a brake caliper in an axial direction of the brake disc.
In some embodiments of the invention, a detent is provided on the protective cover, which detent snaps onto a third feature of the brake caliper bracket.
In some embodiments of the invention, the characteristic face of the brake caliper is the innermost face of the brake caliper adjacent to the wheel hub.
In some embodiments of the invention, the brake caliper is mounted to the knuckle by a brake bracket, and no relative movement between the brake caliper bracket and the knuckle occurs during braking.
In some embodiments of the invention, the brake disc further comprises a fender provided on an outer periphery of the brake disc, and the outer periphery of the protective cover is supported in an auxiliary manner by the fender.
In some embodiments of the present invention, the protective cover is a thin shell made of plastic, and a certain gap is reserved between the protective cover and the caliper body of the brake caliper and between the protective cover and the disc cap of the brake disc.
In a second aspect of the invention, there is provided a method of assembling a brake disc having a protective device, comprising the steps of:
the protective cover is stuck to the first characteristic surface and the second characteristic surface of the brake caliper bracket, circumferential and radial positioning is carried out on the protective cover, then the positioning on the protective cover is clamped on the third characteristic surface of the brake caliper bracket, and the protective cover is axially positioned by matching with the characteristic surface of the brake caliper;
Further, the circumference inner wall surface of protection casing is laminated with the fender, utilizes the fender as auxiliary stay.
One or more of the technical schemes of the invention has the following beneficial effects:
According to the brake disc with the protection device, the protection cover can protect the brake disc when the vehicle is transported, namely placed for a long time, so that the friction working surface of the brake disc is prevented from being corroded; when the protective cover is installed, through the three characteristic surfaces on the brake caliper bracket and the characteristic surfaces on the brake caliper, the positioning of the protective cover in the circumferential direction, the radial direction and the axial direction is realized, meanwhile, the auxiliary supporting effect on the protective cover is realized through the mud guard, the structure of the brake disc does not need to be changed, the reliable positioning of the brake disc protective cover is realized by utilizing the structures of the brake caliper and the mud guard, the protection cost of the brake disc is low, and the brake disc is easy to realize.
The assembly method provided by the invention is simple to implement, the original structure of the brake is not required to be changed, the problem that the assembly of the existing protective cover is unreliable can be solved, and the problem that interference abnormality occurs when the protective cover is used for testing the off-line dynamic line of the whole vehicle is avoided.
Drawings
FIG. 1 is a schematic view of the overall construction of a brake disc with a protective device of the present invention;
FIG. 2 is a schematic illustration of the brake rotor with protective shield of the present invention with the protective shield removed;
FIG. 3 is a schematic view of the location of the feature surfaces on the caliper bracket of the present invention;
FIG. 4 is a schematic view of the location of the feature surfaces on the brake caliper of the present invention;
FIG. 5 is an enlarged view of FIG. 4;
fig. 6 is a schematic view of another angle of the brake disc with the guard according to the present invention.
In the figure: 1. a protective cover; 2. a brake caliper; 3. a brake caliper bracket; 4. a mud guard; 5. a brake disc; 6. a knuckle; 7. a first feature surface; 8. a second feature surface; 9. a characteristic surface of the brake caliper; 10. a positioning card; 11. a third feature surface; 12. a gap.
Detailed Description
The invention will be further described with reference to the drawings and examples.
Example 1
In this embodiment, the brake disc 5, the brake caliper 2 and the brake caliper bracket 3 are all of existing structures and are assembled according to the existing assembly mode, after the brake is assembled on the whole vehicle, the brake disc 5 can rotate around the central shaft when the vehicle is dynamic, and the caliper body of the brake caliper 2 can move along the circumferential direction of the brake disc when braking is implemented, so when the protective cover is mounted on the brake disc 5, the protective cover of the brake disc cannot be contacted with the caliper bodies of the brake disc 5 and the brake caliper 2, a certain gap needs to be kept, and thus the protective cover 1 needs to be assembled on the brake reliably, otherwise interference abnormal sound can be generated when the brake is used for dynamic road test, and the reliable positioning cannot be realized by the existing protective cover, so that the assembly of the protective cover is unreliable.
In view of the prior art problems, in a typical embodiment of the present invention, a brake disc with a protection device is provided, as shown in fig. 1, comprising a protective cover 1, a brake disc 5, a brake caliper 2 and a brake caliper bracket 3; the protective cover 1 is arranged outside the brake disc 5 and the brake caliper 2, and the protective cover 1 is positioned through a first characteristic surface 7, a second characteristic surface 8, a third characteristic surface 11 and a characteristic surface 9 of the brake caliper bracket; the first feature 7 of the brake caliper bracket 3 positions the shield 1 circumferentially, the second feature 8 of the brake caliper bracket 3 positions the shield 1 radially, and the third feature 11 of the brake caliper bracket 3 and the feature 9 of the brake caliper position the shield 1 axially.
In this embodiment, the first feature surface 7 of the caliper bracket 3 is a vertical surface of the caliper bracket located at the outermost side in the circumferential direction of the brake disc, and the second feature surface 8 of the caliper bracket 3 is a horizontal surface of the caliper bracket located at the outermost side in the circumferential direction of the brake disc, and the vertical surfaces and the horizontal surfaces are connected and perpendicular to each other.
Further, the third feature surface 11 of the caliper bracket 3 is a plane of the caliper bracket 3 for mounting the caliper 2 in the axial direction of the brake disc. The protective cover 1 is provided with a positioning card 10, and the positioning card 10 is clamped on a third characteristic surface 11 of the brake caliper bracket. The characteristic surface 9 of the brake caliper is the innermost surface of the brake caliper 2 near the wheel hub.
In this embodiment, the side of the brake disc 5 close to the wheel hub is the inner side, the side of the brake disc 5 far away from the wheel hub is the outer side, and then the third characteristic surface 11 of the brake caliper bracket 3 is the outer side of the brake caliper bracket 3, namely the surface for mounting the brake caliper, the characteristic surface 9 of the brake caliper is the innermost side of the brake caliper, and is located between the brake disc and the wheel hub, and the protection cover 1 is mounted on the inner side of the brake disc.
In this embodiment, the brake caliper 2 is mounted on the knuckle 6 through the brake caliper bracket 3, and the brake caliper bracket and the knuckle do not move relatively during braking, so that the first characteristic surface 7 of the brake caliper bracket is used as a circumferential positioning surface for mounting the protective cover 1 on the brake, the protective cover 1 is prevented from rotating around the central axis of the brake disc, the second characteristic surface 8 of the brake caliper bracket 3 is used as a radial positioning surface for mounting the protective cover 1 on the brake disc, the protective cover 1 is prevented from moving in the radial direction of the brake disc, the protective cover 1 is prevented from influencing the rotation of the brake disc, the third characteristic surface 11 of the brake caliper bracket 3 and the characteristic surface 9 of the brake caliper are used as axial positioning surfaces for mounting the protective cover 1 on the brake disc, the protective cover 1 is prevented from being separated from the brake disc, the protective cover 1 is reliably positioned circumferentially, radially and axially, and the dynamic road test of the vehicle is prevented from being influenced.
In this embodiment, the protection cover further comprises a mud guard 4, the mud guard 4 is arranged on the outer periphery of the brake disc 5, the outer diameter of the mud guard is generally larger than that of the brake disc, and the outer periphery of the protection cover 1 is supported in an auxiliary manner through the mud guard 4 to prevent the interference between the protection cover 1 and the brake disc 5.
In this embodiment, the protection cover 1 is a thin shell made of plastic, and a certain gap 12 is reserved between the protection cover 1 and the caliper body of the brake caliper and between the protection cover 1 and the disc cap of the brake disc, and the protection cover 1 is set to be in a shape matched with the inner side wall surface of the brake disc, the brake caliper and the brake caliper bracket after being assembled.
The protective cover 1 in this embodiment only plays a role of temporary protection in the vehicle transportation process or in the long-time placement process, and can be easily torn by hand as a disposable protective article because the protective cover is made into a plastic thin shell, and the protective cover is removed from the brake before the whole vehicle is delivered to a customer.
According to the brake disc with the protection device, the protection cover can protect the brake disc when the vehicle is transported, namely placed for a long time, so that the friction working face of the brake disc is prevented from being corroded; when the protective cover is installed, through the three characteristic surfaces on the brake caliper bracket and the characteristic surfaces on the brake caliper, the positioning of the protective cover in the circumferential direction, the radial direction and the axial direction is realized, meanwhile, the auxiliary supporting effect on the protective cover is realized through the mud guard, the structure of the brake disc does not need to be changed, the reliable positioning of the brake disc protective cover is realized by utilizing the structures of the brake caliper and the mud guard, the protection cost of the brake disc is low, and the brake disc is easy to realize.
Example 2
In an exemplary embodiment of the invention, a method for assembling a brake disc with a protective device is provided, comprising the steps of:
the protective cover is stuck to the first characteristic surface and the second characteristic surface of the brake caliper bracket, circumferential and radial positioning is carried out on the protective cover, then the positioning on the protective cover is clamped on the third characteristic surface of the brake caliper bracket, and the protective cover is axially positioned by matching with the characteristic surface of the brake caliper;
Further, the circumference inner wall surface of protection casing is laminated with the fender, utilizes the fender as auxiliary stay. Through three characteristic surfaces on the brake caliper support and the characteristic surfaces on the brake caliper, positioning in the three directions of the circumferential direction, the radial direction and the axial direction is realized when the protective cover is installed, and meanwhile, the auxiliary supporting effect on the protective cover is realized through the mud guard.
While the foregoing description of the embodiments of the present invention has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the invention, but rather, it is intended to cover all modifications or variations within the scope of the invention as defined by the claims of the present invention.
Claims (10)
1. A brake disc with a protective device is characterized by comprising a protective cover, a brake disc, a brake caliper and a brake caliper bracket; the protective cover is arranged outside the brake disc and the brake caliper, and is positioned through the first characteristic surface, the second characteristic surface, the third characteristic surface and the characteristic surface of the brake caliper bracket; the first feature of the brake caliper bracket is positioned circumferentially to the shield, the second feature of the brake caliper bracket is positioned radially to the shield, and the third feature of the brake caliper bracket and the feature of the brake caliper are positioned axially to the shield.
2. A brake disc with protection device according to claim 1, characterized in that the first characteristic surface of the brake caliper bracket is the outermost vertical surface of the brake caliper bracket in the circumferential direction of the brake disc.
3. A brake disc with protection device according to claim 2, characterized in that the second characteristic surface of the brake caliper bracket is the outermost horizontal surface of the brake caliper bracket in the circumferential direction of the brake disc, said vertical and horizontal surfaces being connected and perpendicular to each other.
4. A brake disc with protection device according to claim 1, characterized in that the third characteristic surface of the brake caliper bracket is a plane of the brake caliper bracket for mounting the brake caliper in the axial direction of the brake disc.
5. A brake disc with protection device according to claim 4, characterized in that the protective cover is provided with a detent catch which catches on a third characteristic face of the brake caliper bracket.
6. A brake disc with protection device according to claim 1, characterized in that the characteristic surface of the brake caliper is the innermost surface of the brake caliper near the wheel hub.
7. A brake disc with protection device according to claim 1, wherein the brake caliper is mounted on the knuckle by a brake bracket, the brake caliper bracket and the knuckle not undergoing relative movement during braking.
8. The brake rotor with protective means of claim 1, further comprising a fender disposed on an outer periphery of the brake rotor, the outer periphery of the shield being supported in addition by the fender.
9. The brake disc with the protective device according to claim 1, wherein the protective cover is a thin shell made of plastic, and a certain gap is reserved between the protective cover and the caliper body of the brake caliper and between the protective cover and the disc cap of the brake disc.
10. A method of assembling a brake disc with a protective device according to any one of claims 1-9, comprising the steps of:
the protective cover is stuck to the first characteristic surface and the second characteristic surface of the brake caliper bracket, circumferential and radial positioning is carried out on the protective cover, then the positioning on the protective cover is clamped on the third characteristic surface of the brake caliper bracket, and the protective cover is axially positioned by matching with the characteristic surface of the brake caliper;
Further, the circumference inner wall surface of protection casing is laminated with the fender, utilizes the fender as auxiliary stay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410198427.0A CN118066230A (en) | 2024-02-22 | 2024-02-22 | Brake disc with protection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410198427.0A CN118066230A (en) | 2024-02-22 | 2024-02-22 | Brake disc with protection device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118066230A true CN118066230A (en) | 2024-05-24 |
Family
ID=91101439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410198427.0A Pending CN118066230A (en) | 2024-02-22 | 2024-02-22 | Brake disc with protection device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118066230A (en) |
-
2024
- 2024-02-22 CN CN202410198427.0A patent/CN118066230A/en active Pending
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication |