CN210889638U - Floating brake disc rivet - Google Patents
Floating brake disc rivet Download PDFInfo
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- CN210889638U CN210889638U CN201921816838.2U CN201921816838U CN210889638U CN 210889638 U CN210889638 U CN 210889638U CN 201921816838 U CN201921816838 U CN 201921816838U CN 210889638 U CN210889638 U CN 210889638U
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- brake disc
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Abstract
The utility model discloses a brake disc rivet floats relates to the brake disc field, and its technical scheme main points are: including the rivet body, arc gasket, the rivet body includes spacing portion, fixed connection in the riveting portion in spacing portion, and the arc gasket overlaps on the riveting portion of rivet body, and the concave surface of arc gasket sets up towards spacing portion one end, and riveting portion is ring shape setting, and the riveting portion turns up and is used for contradicting arc gasket on the brake disc. Through saving the nail cap for the installation of arc gasket is more convenient, thereby makes the installation of brake disc rivet of floating more convenient.
Description
Technical Field
The utility model relates to a brake disc field, more specifically says that it relates to a brake disc rivet floats.
Background
Floating brake disc rivets are used on brake discs, typically to secure the inner and outer discs of the brake disc.
Present chinese utility model patent as patent publication number is CN206785892U, this patent disclose a brake disc rivet floats, including the rivet body, nail lid and arc gasket, the rivet body can pass the setting of nail lid, the rivet body on be equipped with the top and connect the step, the inboard edge of nail lid on turn over inwards and form the cast and connect, the cast connects and can lean on with the top butt step counterbalance, the arc gasket overlaps in the outside that the cast of nail lid connects, offers the fixed slot that can hold partial arc gasket on the medial surface of nail lid.
Adopt above-mentioned brake disc rivet that floats, when installing the brake disc rivet that floats, wear the rivet body earlier in the locating hole of outer disc and inner disc concatenation, wear the cover to the nail with the arc gasket again and cover, then cover the rivet body with nail cover and arc gasket together and need turn-ups one end, then through revolving the riveter with the rivet body turn-ups to realize fixed connection, the integral erection is more troublesome, remains to improve.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a brake disc rivet floats, it has the more convenient advantage of brake disc rivet installation of floating.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a brake disc rivet floats, includes rivet body, arc gasket, the rivet body includes spacing portion, fixed connection in the riveting portion in spacing portion, the arc gasket overlaps on the riveting portion of rivet body, just the concave surface of arc gasket sets up towards spacing portion one end, riveting portion is ring shape setting, the riveting portion turns up and is used for contradicting arc gasket on the brake disc.
Through the technical scheme, under the prerequisite of the volume of floating when guaranteeing the brake disc to brake, through saving the nail lid to can directly embolia the riveting portion with the arc gasket when making the installation of brake disc rivet that floats can, saved the operation that the nail cap was emboliaed earlier before the arc gasket emboliaed, make the installation of arc gasket more convenient, thereby make the installation of brake disc rivet that floats more convenient. In addition, the production of brake discs is usually millions each year, and a plurality of rivets are used for each brake disc, so that the production of finished products is saved by omitting a rivet cap.
Furthermore, riveting portion includes the locating segment and is fixed in the locating segment and keeps away from the section of turning up of spacing portion, the section of turning up includes gradual change portion near locating segment department, the external diameter of gradual change portion is towards the direction grow setting gradually of keeping away from the locating segment.
Through above-mentioned technical scheme, after the section of turning up rivets soon, when the lateral wall conflict arc gasket of gradual change portion was inboard, the setting of gradual change ensured that the arc gasket inside wall can also warp to spacing portion direction and remove to make the deformation of arc gasket more nimble.
Further, the gradual change portion is arranged towards the direction of keeping away from the locating section and is gradually thickened.
Through above-mentioned technical scheme, when the section of turning up rivets soon, the riveter drives the section of turning up and turns up the book just when being, the thickening setting of gradual change portion makes gradual change portion can outwards slightly deform to make the lateral wall of gradual change portion can contradict and fix a position the arc gasket with the inside wall of arc gasket.
Furthermore, the inner diameters of the positioning section and the outward turning section are equal, the outer diameter of the positioning section is larger than that of the outward turning section, and the outer diameter of the positioning section is matched with a positioning hole formed by splicing the outer disc and the inner disc of the brake disc.
Through above-mentioned technical scheme, the diameter and the locating hole adaptation of location section to make brake disc outer disc and inner disc concatenation after fix a position more stable, reduced the condition that the brake disc radially rocked.
Furthermore, the outer side wall of the gradual change portion and the positioning section are in arc transition arrangement.
Through above-mentioned technical scheme, the setting of circular arc transition has reduced the rivet and has riveted the condition of time stress concentration in gradual change portion and locating section juncture soon to make the installation operation more stable.
Furthermore, the length of the positioning section in the axial direction is equal to the thickness of the corresponding brake disc.
Through above-mentioned technical scheme, positioning section thickness equals the setting with brake disc thickness, under the prerequisite that does not influence the volume of floating, when the outer dish of brake disc and inner disc take place to float, the positioning section is longer with the coincidence department of outer dish and inner disc simultaneously to make the use of brake disc more stable.
Furthermore, when the outward turning section is turned outwards and deformed, the outer side wall of the gradual change portion abuts against the inner side wall of the arc-shaped gasket, and the corresponding outward turning part of the outward turning section abuts against one end, far away from the limiting portion, of the arc-shaped gasket.
Through above-mentioned technical scheme, conflict location and the section of turning up turn up the cooperation of part conflict arc gasket of turning up through gradual change portion and fix a position the arc gasket to make whole use more stable.
Furthermore, the outer side wall of the riveting part close to the limiting part is provided with a yielding groove.
Through above-mentioned technical scheme, set up the groove of stepping down, when rivet installation between the outer dish and the inner disc of brake disc, the setting in groove of stepping down makes the terminal surface of spacing portion laminating brake disc more to make installation back overall structure more stable.
Furthermore, the inner wall of one end, away from the positioning part, of the riveting part is provided with a guide surface.
Through above-mentioned technical scheme, set up the spigot surface, when riveting portion revolves on riveter, the spigot surface can make things convenient for riveter's spiral head to support into riveting portion's hole to it is more convenient to make to revolve the riveting operation.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the installation of the arc-shaped gasket is more convenient by omitting the nail cap, so that the installation of the rivet of the floating brake disc is more convenient;
(2) the deformation of the arc-shaped gasket is more flexible by arranging the gradual change part;
(3) through setting up the groove of stepping down, when the rivet was installed between the outer dish and the inner disc of brake disc, the setting in groove of stepping down made spacing portion laminate the terminal surface of brake disc more to make the overall structure after the installation more stable.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment after installation;
fig. 2 shows the structure of the rivet body of the embodiment before the rivet body is screwed.
Reference numerals: 1. an arc-shaped gasket; 2. a rivet body; 21. a limiting part; 22. riveting parts; 221. a positioning section; 222. an everting section; 2221. a gradual change portion; 3. a yielding groove; 4. a guide surface.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b):
a floating brake disc rivet is shown in figures 1 and 2 and comprises a rivet body 2 and an arc-shaped gasket 1. The rivet body 2 includes a limiting portion 21 and a riveting portion 22 fixedly connected to the limiting portion 21. Spacing portion 21 and riveting portion 22 all are the setting of ring shape, and the external diameter of spacing portion 21 is greater than the external diameter setting of riveting portion 22. The riveting portion 22 is close to the outer side wall of the limiting portion 21 and is provided with a abdicating groove 3, and the abdicating groove 3 is an arc groove.
The rivet 22 includes a positioning section 221 and an everting section 222 fixed to the positioning section 221 and away from the limiting portion 21. The inner diameters of the limiting part 21, the positioning section 221 and the everting section 222 are all equal. The outer diameter of the positioning section 221 is larger than that of the outward turning section 222, the outer diameter of the positioning section 221 is matched with a positioning hole formed by splicing the outer disc and the inner disc of the brake disc, and the length of the positioning section 221 in the axial direction is equal to the thickness of the corresponding brake disc.
The inner wall of the eversion section 222 of the rivet 22 at the end far away from the positioning part is provided with a guide surface 4. The everting section 222 includes a gradually increasing portion 2221 near the positioning section 221, and the gradually increasing portion 2221 has an outer diameter gradually increasing toward a direction away from the positioning section 221, such that the gradually increasing portion 2221 gradually increases toward a direction away from the positioning section 221. The outer side wall of the gradual change portion 2221 and the positioning section 221 are in arc transition arrangement.
The arc gasket 1 is sleeved on the outward turning section 222 of the riveting part 22, and the concave surface of the arc gasket 1 is arranged towards one end of the limiting part 21. When the outward turning section 222 of the riveting portion 22 is turned outwards by the spin riveting machine and deformed, the outer side wall of the gradual change portion 2221 abuts against the inner side wall of the arc-shaped gasket 1, and the outward turning section 222 is arranged corresponding to the end of the outward turning portion which abuts against the arc-shaped gasket 1 and is far away from the limiting portion 21, so that the arc-shaped gasket 1 abuts against the end surfaces of the inner disc and the outer disc of the brake disc.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A floating brake disc rivet is characterized in that: including rivet body (2), arc gasket (1), rivet body (2) are including spacing portion (21), riveting portion (22) of fixed connection on spacing portion (21), arc gasket (1) overlaps on riveting portion (22) of rivet body (2), just the concave surface of arc gasket (1) sets up towards spacing portion (21) one end, riveting portion (22) are the ring shape and set up, riveting portion (22) turn up and are used for conflicting arc gasket (1) on the brake disc.
2. A floating brake disc rivet according to claim 1, characterized in that: the riveting portion (22) comprises a positioning section (221) and an outward turning section (222) fixed to the positioning section (221) and far away from the limiting portion (21), the outward turning section (222) close to the positioning section (221) comprises a gradual change portion (2221), and the outer diameter of the gradual change portion (2221) is gradually increased towards the direction far away from the positioning section (221).
3. A floating brake disc rivet according to claim 2, characterized in that: the gradual change portion (2221) is gradually thickened towards the direction far away from the positioning section (221).
4. A floating brake disc rivet according to claim 2, characterized in that: the inner diameters of the positioning section (221) and the outward turning section (222) are equal, the outer diameter of the positioning section (221) is larger than that of the outward turning section (222), and the outer diameter of the positioning section (221) is matched with a positioning hole formed by splicing an outer disc and an inner disc of a brake disc.
5. A floating brake disc rivet according to claim 4, characterized in that: the outer side wall of the gradual change portion (2221) and the positioning section (221) are in arc transition arrangement.
6. A floating brake disc rivet according to claim 4, characterized in that: the length of the positioning section (221) along the axial direction is equal to the thickness of the corresponding brake disc.
7. A floating brake disc rivet according to claim 2, characterized in that: when the outward turning section (222) is turned outwards and deformed, the outer side wall of the gradual change portion (2221) abuts against the inner side wall of the arc-shaped gasket (1), and the corresponding outward turning part of the outward turning section (222) abuts against one end, far away from the limiting portion (21), of the arc-shaped gasket (1).
8. A floating brake disc rivet according to claim 1, characterized in that: the outer side wall of the riveting part (22) close to the limiting part (21) is provided with a yielding groove (3).
9. A floating brake disc rivet according to claim 1, characterized in that: the inner wall of one end, far away from the positioning part, of the riveting part (22) is provided with a guide surface (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921816838.2U CN210889638U (en) | 2019-10-25 | 2019-10-25 | Floating brake disc rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921816838.2U CN210889638U (en) | 2019-10-25 | 2019-10-25 | Floating brake disc rivet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210889638U true CN210889638U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921816838.2U Active CN210889638U (en) | 2019-10-25 | 2019-10-25 | Floating brake disc rivet |
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| Country | Link |
|---|---|
| CN (1) | CN210889638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508536A (en) * | 2022-02-15 | 2022-05-17 | 四川大学 | CFRP single-side core-pulling nondestructive riveting fastener and method |
-
2019
- 2019-10-25 CN CN201921816838.2U patent/CN210889638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508536A (en) * | 2022-02-15 | 2022-05-17 | 四川大学 | CFRP single-side core-pulling nondestructive riveting fastener and method |
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