CN210661127U - High-precision runout index brake disc - Google Patents
High-precision runout index brake disc Download PDFInfo
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- CN210661127U CN210661127U CN201921176399.3U CN201921176399U CN210661127U CN 210661127 U CN210661127 U CN 210661127U CN 201921176399 U CN201921176399 U CN 201921176399U CN 210661127 U CN210661127 U CN 210661127U
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Abstract
The utility model relates to a brake disc field specifically is a high accuracy index brake disc of beating, the braking piece has been cup jointed to the side center department of car hub, the shaft hole has been seted up to the top center department of car hub, and threaded connection has the axis on the shaft hole, and has cup jointed the main nut in the epaxial, the top of car hub has the connecting screw rod for being around the axis and having run through around the formula equidistance, the outside of car hub covers there is the overcoat, and has offered the gomphosis hole for being around the axis on the overcoat, the top of braking piece is around the centre of a circle around the formula equidistance and has seted up the enhancement hole, and the top of braking piece is located to strengthen and has seted up the louvre. The utility model discloses a strengthening the hole at the brake lining setting, can strengthening the intensity of braking piece, it strengthens the hole and handles through quenching after seting up, makes through quenching and strengthens the increase of hole hardness, and then in order to improve rigidity, hardness, the wearability of braking piece by a wide margin to satisfy the different operation requirements of various vehicles to the braking piece.
Description
Technical Field
The utility model relates to a brake disc field specifically is a high accuracy index brake disc of beating.
Background
A brake disc is a friction coupling of a disc brake, and has a friction coefficient as high and stable as possible, and suitable wear resistance, heat radiation, heat capacity, and the like, in addition to strength and rigidity required as a member.
The precision of present brake disc is not enough, takes place to connect deformation in the later stage easily, can take place the plane beat simultaneously and exceed 0.05cm, makes the vehicle when stepping on the brake at a high speed, and brake pedal has slight bounce, and this kind of bounce also can be transmitted the steering wheel through relevant a steering system, causes the shake about the steering wheel, and the brake disc surpasss limit thickness after normal wearing and tearing. Therefore, a brake disc with high accuracy jump index is provided by those skilled in the art to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high accuracy index brake disc of beating to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-precision jumping index brake disc comprises a hub, wherein a brake piece is sleeved at the center of the side edge of the hub, a shaft hole is formed in the center of the top of the hub, a middle shaft is connected to the shaft hole in a threaded mode, a main nut is sleeved on the middle shaft, connecting screws penetrate through the top of the hub in a surrounding mode around the middle shaft at equal intervals, an outer sleeve covers the outer side of the hub, and embedded holes are formed in the outer sleeve in a surrounding mode around the middle shaft at equal intervals.
As a further aspect of the present invention: the top of the brake pad is provided with reinforcing holes around the circle center in a surrounding mode at equal intervals, and the top of the brake pad is positioned between the reinforcing holes and provided with heat dissipation holes.
As a further aspect of the present invention: lightening holes are formed in the side faces of the brake pad at equal intervals, the width of each lightening hole is not more than one third of the thickness of the brake pad, and the depth of each lightening hole is not less than three times of the thickness of the lightening hole and not more than five times of the thickness of the lightening hole.
As a further aspect of the present invention: the top of car hub is around the axis and is the surrounding type equidistance and seted up the radiation hole, and the radiation hole is located between the connecting screw rod.
As a further aspect of the present invention: the bottom of car hub is the surrounding type and is provided with the connection piece, and the connection piece is the triangle-shaped structure, the connection piece laminating is between the enhancement hole of brake block.
As a further aspect of the present invention: the connecting piece is attached with a fixing piece, and a screw penetrates through the fixing piece.
As a further aspect of the present invention: and an anti-seize brake pad is arranged outside the brake pad.
Compared with the prior art, the utility model discloses a strengthening the hole that sets up at the braking piece, can strengthening the intensity of braking piece, its strengthening hole is through quenching treatment after seting up, makes through quenching and strengthens the increase of hole hardness, and then in order to improve rigidity, hardness, wearability, fatigue strength and toughness etc. of braking piece by a wide margin to satisfy the different operation requirements of various vehicles to the braking piece. The special physical and chemical properties of ferromagnetism, corrosion resistance and the like of brake pad steel can be met through quenching, lightening holes are formed for lightening the total weight of the brake pad, the lightening holes have technical principle requirements for the arrangement of the lightening holes, the strength of the brake pad is prevented from being damaged by the lightening holes, the brake pad is prevented from being distorted and deformed, radiating holes are formed in the brake pad and are used for increasing the radiating performance of the brake pad, acoustic short circuits are formed on the inner side and the outer side of the brake pad through the radiating holes to reduce the sound radiating efficiency of the wheel, finally, flexible connection is realized through movable connection of the brake pad and a hub, the vehicle is prevented from braking when the vehicle runs to a certain speed, alternating braking loosening and tightening phenomena are generated when the left wheel and the right wheel which are coaxial and cannot be synchronized once or repeatedly in a circle due to unbalance of braking torque, and when the unbalance phenomenon of the, The 2 wheels on the right produce the unequal-speed roll of alternation, this has just formed the wheel left and right swing back and forth, this kind of swing back and forth forms the vibration and forms to sway to the braking piece when reaching certain frequency promptly, cause to beat unevenly, realize the high accuracy of braking piece through the aforesaid improvement, low wearing and tearing do benefit to the heat dissipation simultaneously and do not influence the coefficient of friction of braking piece, it is better to make the braking piece efficiency in the use, the life-span is higher, can utilize the radiation hole to make the inside and outside of braking piece form the acoustic short circuit and reduce the acoustic radiation efficiency of wheel simultaneously in the use.
Drawings
FIG. 1 is a schematic structural diagram of a high-precision runout index brake disc;
FIG. 2 is a schematic diagram of an internal structure of a high-precision runout index brake disc;
fig. 3 is a schematic diagram of a middle cross-sectional structure of a high-precision run-out index brake disc.
In the figure: 1. a reinforcement hole; 2. heat dissipation holes; 3. a fitting hole; 4. a middle shaft; 5. lightening holes; 6. a brake pad; 7. a main nut; 8. a jacket; 9. connecting a screw rod; 10. a radiation aperture; 11. a fixing sheet; 12. a hub; 13. connecting sheets; 14. and the shaft hole.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, a high precision runout index brake disc includes a hub 12, a brake pad 6 is sleeved at a center of a side of the hub 12, a shaft hole 14 is formed at a center of a top of the hub 12, a middle shaft 4 is screwed on the shaft hole 14, a main nut 7 is sleeved on the middle shaft 4, a connecting screw rod 9 penetrates through a top of the hub 12 around the middle shaft 4 at an encircling equal distance, an outer cover 8 covers an outer side of the hub 12, and a fitting hole 3 is formed on the outer cover 8 around the middle shaft 4 at an encircling equal distance.
In fig. 1, the top of the brake pad 6 is provided with reinforcing holes 1 around the center of a circle in a surrounding manner at equal intervals, and the top of the brake pad 6 is provided with heat dissipation holes 2 between the reinforcing holes 1, the reinforcing holes 1 can reinforce the strength of the brake pad 6, the reinforcing holes 1 are quenched after being opened, the hardness of the reinforcing holes 1 is increased through quenching, so that the rigidity, hardness, wear resistance, fatigue strength, toughness and the like of the brake pad 6 are greatly improved, different use requirements of various vehicles on the brake pad 6 are met, and the heat dissipation holes 2 are used for increasing the heat dissipation performance of the brake pad 6;
in fig. 1, lightening holes 5 are equidistantly formed in the side surface of a brake pad 6, the forming width of each lightening hole 5 is not more than one third of the thickness of the brake pad 6, the forming depth of each lightening hole 5 is not less than three times of the thickness of the lightening hole and not more than five times of the thickness of the lightening hole, the lightening holes 5 are used for reducing the total weight of the brake pad 6, and the lightening holes 5 have technical principle requirements on forming of the lightening holes 5, so that the strength of the brake pad 6 damaged by the lightening holes 5 is prevented, and the brake pad 6 is prevented from being distorted and deformed;
in fig. 2, the top of the hub 12 is provided with radiation holes 10 around the central shaft 4 in a surrounding manner at equal intervals, the radiation holes 10 are positioned between the connecting screw rods 9, and the radiation holes 10 enable the inner side and the outer side of the brake pad 6 to form acoustic short circuits so as to reduce the sound radiation efficiency of the wheel;
in fig. 2, the bottom end of the hub 12 is provided with a connecting piece 13 in a surrounding manner, the connecting piece 13 is in a triangular structure, the connecting piece 13 is attached between the reinforcing holes 1 of the brake pads 6, the connecting piece 13 is a protruding part of the hub 12 and mainly used as a connecting point of the hub 12 and the brake pads 6, and the connecting piece 13 is in a triangular structure, so that the connecting piece has stability due to the fact that the connecting piece is triangular and cannot be easily deformed;
in fig. 2, a fixing piece 11 is attached to a connecting piece 13, a screw penetrates through the fixing piece 11, the fixing piece 11 is one of spacers, and mainly eliminates a gap between the screw and the connecting piece 13 when the connecting piece 13 and the brake pad 6 are fixed;
in fig. 2, the brake pad 6 is externally provided with an internal brake pad, which is a basic component, and braking is mainly realized by the internal brake pad rubbing the brake pad 6.
The utility model discloses a theory of operation is: when in use, the brake pad 6 is sleeved on the hub 12, the connecting sheet 13 in a triangular structure on the hub 12 is attached between the reinforcing holes 1 of the brake pad 6, the connecting sheet 13 in a triangular structure has stability by utilizing the triangle and cannot be easily deformed, then the fixing sheet 11 is attached on the connecting sheet 13, mainly a gap between a screw for fixing the connecting sheet 13 and the brake pad 6 and the connecting sheet 13 is eliminated, then the connecting sheet 13 and the brake pad 6 are fixed by the screw, the hub 12 and the brake pad 6 are fixed, then the middle shaft 4 is screwed into the shaft hole 14, finally the outer sleeve 8 is covered on the inner side of the hub 12 and is fixed by using the embedded hole 3 and the tail end of the connecting screw rod 9, at the moment, the main nut 7 is sleeved on the middle shaft 4, when in use, the strength of the brake pad 6 can be enhanced through the reinforcing holes 1, the reinforcing holes 1 are quenched after being opened, the hardness of the reinforcing holes 1 is increased through quenching, so that the rigidity, the hardness, the wear resistance, the fatigue strength, the toughness and the like of the brake pad 6 are greatly improved, different use requirements of various vehicles on the brake pad 6 are met, the radiating holes 2 are used for increasing the radiating performance of the brake pad 6, the lightening holes 5 are used for reducing the total weight of the brake pad 6, the lightening holes 5 are provided with technical principle requirements, the strength of the brake pad 6 is prevented from being damaged by the lightening holes 5, the brake pad 6 is prevented from being distorted and deformed, the acoustic short circuit is formed on the inner side and the outer side of the brake pad 6 through the radiating holes 10 to reduce the sound radiation efficiency of a wheel, the brake pad 6 is rubbed by the brake pad to realize braking, finally, the flexible connection is realized through the movable connection of the brake pad 6 and a hub 12, the vehicle is prevented from being braked when the vehicle runs to a certain speed, the left wheel and the right wheel, when the phenomenon of alternating braking is changed to a certain degree, the left wheel and the right wheel roll at different alternating speeds, so that the left wheel and the right wheel swing back and forth, and when the back and forth swing reaches a certain frequency, vibration is formed to swing the brake block 6, so that the jumping is unbalanced.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A high accuracy index brake disc that beats, includes car hub (12), its characterized in that: the brake disc (6) is sleeved at the center of the side edge of the vehicle hub (12), a shaft hole (14) is formed in the center of the top of the vehicle hub (12), a middle shaft (4) is connected to the shaft hole (14) in a threaded mode, a main nut (7) is sleeved on the middle shaft (4), connecting screw rods (9) penetrate through the top of the vehicle hub (12) in a surrounding mode at equal intervals around the middle shaft (4), an outer sleeve (8) covers the outer side of the vehicle hub (12), and embedded holes (3) are formed in the outer sleeve (8) in a surrounding mode at equal intervals around the middle shaft (4).
2. The brake disc with high precision runout index according to claim 1, wherein the top of the brake pad (6) is provided with reinforcement holes (1) around the center of the circle in a surrounding manner at equal intervals, and the top of the brake pad (6) is provided with heat dissipation holes (2) between the reinforcement holes (1).
3. The high-precision runout index brake disc of claim 1, wherein the side surfaces of the brake pads (6) are equidistantly provided with lightening holes (5), the opening width of each lightening hole (5) is not more than one third of the thickness of the brake pad (6), and the opening depth of each lightening hole (5) is not less than three times of the thickness of the corresponding lightening hole and not more than five times of the thickness of the corresponding lightening hole.
4. A high accuracy runout index brake disc as claimed in claim 1, wherein the top of the hub (12) is provided with radiating holes (10) in a surrounding manner around the central axis (4) at equal intervals, and the radiating holes (10) are located between the connecting screws (9).
5. A high accuracy runout index brake disc as claimed in claim 1, wherein the bottom end of the hub (12) is provided with a connecting piece (13) in a surrounding manner, and the connecting piece (13) is of a triangular structure, and the connecting piece (13) is attached between the reinforcing holes (1) of the brake pads (6).
6. A high accuracy runout index brake disc as claimed in claim 5, wherein the attachment piece (13) is attached with a fixing piece (11), and the fixing piece (11) is provided with a screw.
7. A high accuracy runout index brake disc as claimed in claim 1, wherein the brake pad (6) is externally provided with a band brake pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921176399.3U CN210661127U (en) | 2019-07-25 | 2019-07-25 | High-precision runout index brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921176399.3U CN210661127U (en) | 2019-07-25 | 2019-07-25 | High-precision runout index brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210661127U true CN210661127U (en) | 2020-06-02 |
Family
ID=70822914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921176399.3U Active CN210661127U (en) | 2019-07-25 | 2019-07-25 | High-precision runout index brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210661127U (en) |
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2019
- 2019-07-25 CN CN201921176399.3U patent/CN210661127U/en active Active
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