CN213628606U - Curved surface brake disc - Google Patents
Curved surface brake disc Download PDFInfo
- Publication number
- CN213628606U CN213628606U CN202022161505.XU CN202022161505U CN213628606U CN 213628606 U CN213628606 U CN 213628606U CN 202022161505 U CN202022161505 U CN 202022161505U CN 213628606 U CN213628606 U CN 213628606U
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- Prior art keywords
- disc
- friction
- hub
- heat dissipation
- curved
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- 230000017525 heat dissipation Effects 0.000 claims description 36
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000010030 laminating Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 7
- 210000003205 muscle Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a curved surface brake disc, including hub, supporting disk, fastener and two friction discs, the supporting disk cover on the hub and with hub fixed connection, two friction disc covers the both sides of laminating at the supporting disk on the hub respectively, press from both sides tight locking through the fastener between friction disc, hub and the supporting disk three, the friction surface of friction disc is the curved surface. The utility model provides high area of contact between the friction is vice improves the vice atress situation of friction to effectively improve high-speed cars class braking efficiency.
Description
Technical Field
The utility model relates to a high-speed car class braking technical field especially relates to a curved surface brake disc.
Background
At present, the braking working condition of high-speed and heavy-load vehicles is severe, the braking requirement of a general integrally-formed brake disc is difficult to meet, and the design trend of the brake disc is that the brake disc adopts a composite structure mode. The composite structure brake disc generally comprises a support disc and a friction disc, wherein the support disc is arranged in the middle and generally made of common metal materials and mainly plays a role in supporting the brake disc; the friction discs are arranged on two sides of the support disc, are generally made of new materials and mainly play a role in friction braking; the support plate and the friction disc are overlapped and locked through a fastening bolt. Because the working condition is rotary motion, the friction disc must be designed into a circular structure, and the conventional contact surfaces of the circular structure are all planes, the size of the brake disc is fixed and unchanged in the actual braking process, and the braking efficiency can not meet the use requirement probably because the contact area is limited.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide an area of contact who improves between the friction is vice, improve the vice atress situation of within a definite time of friction to effectively improve high-speed vehicle class braking efficiency's curved surface brake disc.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a curved surface brake disc, includes hub, supporting disk, fastener and two friction discs, the supporting disk cover on the hub and with hub fixed connection, two friction discs overlap and laminate respectively in the both sides of supporting disk on the hub, press from both sides tightly the locking through the fastener between friction disc, hub and the supporting disk three, the friction surface of friction disc is the curved surface.
As a further improvement of the above technical solution, the friction surface is a convex curved surface.
As a further improvement of the above technical solution, the friction surface is a concave curved surface.
As a further improvement of the technical scheme, the supporting disc is a steel framework, and the steel framework comprises a steel ring body and a plurality of heat dissipation ribs which are uniformly fixed on the steel ring body along the circumferential direction.
As a further improvement of the above technical solution, a plurality of hub flanges are provided on the circumferential surface of the hub, the number of the hub flanges is equal to that of the heat dissipation ribs, the heat dissipation ribs are provided with mounting grooves, and the hub flanges are located in the mounting grooves.
As a further development of the above solution, the friction disc inner ring is provided with friction disc flanges for connection with a fastener.
As a further improvement of the above technical solution, the fastening member is a fastening bolt, the hub flange is provided with a hub bolt hole, the heat dissipation rib is provided with a support plate bolt hole, the friction disc flange is provided with a friction disc bolt hole, and the fastening bolt is inserted through the two friction disc bolt holes, the hub bolt hole and the support plate bolt hole and is locked by a fastening nut.
As a further improvement of the above technical solution, the surface of the heat dissipation rib, which is attached to the friction disc, is provided with positioning pins, the surface of the friction disc, which is attached to the heat dissipation rib, is provided with pin holes, at least two positioning pins are provided, and each positioning pin is distributed on a different heat dissipation rib.
As a further improvement of the above technical solution, the surface of the heat dissipation rib, which is attached to the friction disc, is provided with pin holes, the surface of the friction disc, which is attached to the heat dissipation rib, is provided with positioning pins, at least two pin holes are provided, and the pin holes are distributed on different heat dissipation ribs.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a curved surface brake disc is through designing the friction surface into the curved surface by the straight face, under the same width, the area of curved surface is greater than the area of straight face, corresponding as long as will also design into the curved surface that matches with the friction surface with the brake lining of friction surface contact can to improve the area of contact between the friction is vice (the friction surface promptly can with the area of contact of brake lining), improve the atress situation between the friction is vice, thereby effectively improve high-speed vehicles class braking efficiency.
Drawings
Fig. 1 is a schematic structural view of the curved brake disk of the present invention.
Fig. 2 is a schematic structural view (front view) of a friction disk according to the present invention.
Fig. 3 is a schematic structural view (reverse side) of the friction disk of the present invention.
Fig. 4 is a schematic structural diagram (front side) of the steel skeleton of the present invention.
Fig. 5 is a schematic structural diagram (reverse side) of the steel skeleton of the present invention.
Fig. 6 is a schematic structural diagram of the hub according to the present invention.
The reference numerals in the figures denote:
1. a support disc; 11. a steel ring body; 12. heat dissipation ribs; 121. installing a groove; 122. support the disk bolt hole; 2. a friction disk; 21. a friction surface; 22. a friction disc flange; 221. friction disc bolt holes; 3. fastening a bolt; 31. fastening a nut; 4. a hub; 41. a hub flange; 411. a hub bolt hole; 5. positioning pins; 51. a pin hole.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
As shown in fig. 1 to 6, the curved brake disc of the present embodiment includes a hub 4, a support plate 1, a fastening member and two friction discs 2, the support plate 1 is sleeved on the hub 4 and is fixedly connected with the hub 4, the two friction discs 2 are sleeved on the hub 4 and are respectively attached to two sides of the support plate 1, the friction discs 2, the hub 4 and the support plate 1 are clamped and locked by the fastening member, and a friction surface 21 on an outer side of the friction disc 2 is a curved surface. During operation, the friction surface 21 contacts with the brake pad to brake.
Because the friction disc 2 needs to be sleeved on the hub 4, the middle of the friction disc 2 is provided with a through hole, so that the effective friction surface 21 of the friction disc 2 is reduced, for this reason, the friction surface 21 is designed to be a curved surface from a straight surface, and the area of the curved surface is larger than that of the straight surface under the same annular width, and accordingly, only the brake pad contacting with the friction surface 21 needs to be designed to be a curved surface matching with the friction surface 21, so that the contact area between friction pairs (namely the contact area between the friction surface 21 and the brake pad) is increased, the stress condition between the friction pairs is improved, and the braking efficiency of high-speed vehicles is effectively improved.
In this embodiment, the convexly curved surface of the friction face 21, the convexly "outer" being the outer side of the friction disc 2 relative to the support disc 1. It should be noted that in other embodiments, the friction surface 21 may be designed as a concave curved surface.
In this embodiment, the supporting disk 1 is a steel skeleton, and the steel skeleton includes steel ring body 11 and a plurality of heat dissipation muscle 12 of evenly fixing on steel ring body 11 along the circumference. The number of the heat dissipation ribs 12 can be designed to be 2-20 equal parts according to the requirement. The steel framework material and the heat dissipation ribs 12 are made of cast steel or forged steel. The friction disc 2 is attached to each heat dissipation rib 12. And a gap is formed between every two adjacent heat dissipation ribs 12, so that heat dissipation of the brake disc is facilitated.
The circumferential surface of the hub 4 is provided with a plurality of hub flanges 41, the number of the hub flanges 41 is equal to that of the heat dissipation ribs 12, the heat dissipation ribs 12 are provided with mounting grooves 121, and the hub flanges 41 are located in the mounting grooves 121. The arrangement of the mounting groove 121 enables the hub flange 41 to be coplanar with the heat dissipation rib 12 or to be recessed relative to the heat dissipation rib 12, so that the friction disc 2 can be attached to and mounted on the heat dissipation rib 12.
In this embodiment the inner ring of the friction disc 2 is provided with a friction disc flange 22, which friction disc flange 22 is intended to be connected with a fastener. The number of friction disc flanges 22 is equal to the number of hub flanges 41, with the hub flanges 41 sandwiched between the friction disc flanges 22 and the mounting grooves 121. The fastener is preferably fastening bolt 3, and be equipped with hub bolt hole 411 on the hub flange 41, be equipped with support disk bolt hole 122 on the heat dissipation muscle 12, be equipped with friction disk bolt hole 221 on the friction disk flange 22, fastening bolt 3 wears to establish on two friction disk bolt holes 221, hub bolt hole 411 and support disk bolt hole 122, locks through fastening nut 31, and this structure realizes the locking of friction disk 2, support disk 1 and hub 4. The fastening bolts 3 are arranged in a plurality of groups and uniformly distributed along the circumferential direction, and the fastening bolts 3 are arranged in the radial direction of the supporting disc 1.
In this embodiment, the surface of heat dissipation muscle 12 and the laminating of friction disc 2 is equipped with locating pin 5, and the surface of friction disc 2 and the laminating of heat dissipation muscle 12 is equipped with pinhole 51, and locating pin 5 sets up two, and each locating pin 5 distributes on the heat dissipation muscle 12 of difference, and two locating pins 5 are 144 distributions in the circumferencial direction for the prepositioning of steel skeleton and two friction discs 2. In addition to the present embodiment, the positioning pins 5 may be provided on the friction disk 2, and the pin holes 51 may be provided on the heat dissipating ribs 12.
In this embodiment, the friction disk 2 is a disk body made of carbon ceramic, and the support disk 1 is a disk body made of aluminum alloy. The friction disc 2 and the support disc 1 are both circular ring-shaped structures. Therefore, the whole brake disc can be reduced by about 50 percent, the requirement of modern high-speed vehicles on light weight is met, the friction disc 2 made of carbon ceramic materials can bear larger braking energy, and the requirement that the high-speed vehicles need to accelerate and shorten the braking distance is met.
The curved brake disc assembling method comprises the following steps:
the friction disc 2 and the support plate 1 are fitted over the hub 4, and the hub flange 41 of the hub 4 is prepositioned by the mounting groove 121 of the heat dissipating rib 12, and then the pin hole 51 of the friction disc 2 is aligned with and inserted into the positioning pin 5 of the support plate 1, and the prepositioned position is further positioned, and the fastening bolt 3 is inserted through the friction disc bolt hole 221, the hub bolt hole 411, the support plate bolt hole 122, and the friction disc bolt hole 221 in this order. Finally, the fastening nut 31 is tightened.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a curved surface brake disc which characterized in that: the friction disc comprises a disc hub (4), a supporting disc (1), a fastening piece and two friction discs (2), wherein the supporting disc (1) is sleeved on the disc hub (4) and fixedly connected with the disc hub (4), the two friction discs (2) are sleeved on the disc hub (4) and are respectively attached to two sides of the supporting disc (1), the friction discs (2), the disc hub (4) and the supporting disc (1) are clamped and locked through the fastening piece, and the friction surfaces (21) of the friction discs (2) are curved surfaces.
2. The curved brake disc of claim 1, wherein: the friction surface (21) is a convex curved surface.
3. The curved brake disc of claim 1, wherein: the friction surface (21) is an inwards concave curved surface.
4. 3-curved brake disc according to any one of claims 1 to 3, characterized in that: the supporting disk (1) is a steel framework, and the steel framework comprises a steel ring body (11) and a plurality of heat dissipation ribs (12) which are uniformly fixed on the steel ring body (11) along the circumferential direction.
5. The curved brake disc of claim 4, wherein: the disc hub is characterized in that a plurality of disc hub flanges (41) are arranged on the circumferential surface of the disc hub (4), the number of the disc hub flanges (41) is equal to that of the heat dissipation ribs (12), the heat dissipation ribs (12) are provided with mounting grooves (121), and the disc hub flanges (41) are located in the mounting grooves (121).
6. The curved brake disc of claim 5, wherein: the inner ring of the friction disc (2) is provided with a friction disc flange (22), and the friction disc flange (22) is used for being connected with a fastener.
7. The curved brake disc of claim 6, wherein: the fastening piece is a fastening bolt (3), a hub bolt hole (411) is formed in the hub flange (41), a supporting disc bolt hole (122) is formed in the heat dissipation rib (12), a friction disc bolt hole (221) is formed in the friction disc flange (22), and the fastening bolt (3) penetrates through the two friction disc bolt holes (221), the hub bolt hole (411) and the supporting disc bolt hole (122) and is locked through a fastening nut (31).
8. The curved brake disc of claim 4, wherein: the friction disc is characterized in that the surface, attached to the friction disc (2), of each heat dissipation rib (12) is provided with a positioning pin (5), the surface, attached to the heat dissipation ribs (12), of the friction disc (2) is provided with pin holes (51), the number of the positioning pins (5) is at least two, and the positioning pins (5) are distributed on the different heat dissipation ribs (12).
9. The curved brake disc of claim 4, wherein: the friction disc is characterized in that pin holes (51) are formed in the surface, attached to the friction disc (2), of the heat dissipation rib (12), positioning pins (5) are arranged on the surface, attached to the heat dissipation rib (12), of the friction disc (2), at least two pin holes (51) are formed, and the pin holes (51) are distributed in different heat dissipation ribs (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022161505.XU CN213628606U (en) | 2020-09-27 | 2020-09-27 | Curved surface brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022161505.XU CN213628606U (en) | 2020-09-27 | 2020-09-27 | Curved surface brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213628606U true CN213628606U (en) | 2021-07-06 |
Family
ID=76657457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022161505.XU Active CN213628606U (en) | 2020-09-27 | 2020-09-27 | Curved surface brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213628606U (en) |
-
2020
- 2020-09-27 CN CN202022161505.XU patent/CN213628606U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231115 Address after: Room 356, No. 999 Xufu Avenue, Gaoting Town, Daishan County, Zhoushan City, Zhejiang Province, 316200 (Daixi District) Patentee after: Mouhang (Daishan) Carbon Ceramics Co.,Ltd. Address before: 100097 No.308, 3rd floor, building 1, yard 6, Yuanda Road, Haidian District, Beijing Patentee before: Zhongjing Jitai (Beijing) Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240508 Address after: 264117, No. 60 Dayao Road, Dayao Street, Muping District, Yantai City, Shandong Province Patentee after: Mou Junxiang Aviation Carbon Ceramic Composite Materials (Yantai) Co.,Ltd. Country or region after: China Address before: Room 356, No. 999 Xufu Avenue, Gaoting Town, Daishan County, Zhoushan City, Zhejiang Province, 316200 (Daixi District) Patentee before: Mouhang (Daishan) Carbon Ceramics Co.,Ltd. Country or region before: China |