CN111216807A - Lightweight withhold formula and prevent changeing fender support - Google Patents
Lightweight withhold formula and prevent changeing fender support Download PDFInfo
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- CN111216807A CN111216807A CN202010203783.9A CN202010203783A CN111216807A CN 111216807 A CN111216807 A CN 111216807A CN 202010203783 A CN202010203783 A CN 202010203783A CN 111216807 A CN111216807 A CN 111216807A
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- gland
- rubber sleeve
- wing surface
- lightweight
- mounting seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/16—Mud-guards or wings; Wheel cover panels
- B62D25/163—Mounting devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a lightweight buckling-pressing type anti-rotation fender bracket, wherein a rubber sleeve is vulcanized at one end of a fender straight pipe or a fender bent pipe, and the rubber sleeve is in a wavy undulating structure; the outer circumferential surface of the rubber sleeve is buckled and pressed into a fender bracket through an upper gland and a lower gland, wherein the inner circumferential surface formed by the upper gland and the lower gland corresponds to the outer circumferential surface of the rubber sleeve and is in a wavy fluctuation structure; the upper gland extends to two sides to form an upper wing surface, the lower gland correspondingly extends to two sides to form a lower wing surface, and the upper wing surface and the lower wing surface are connected through bolts or riveted to buckle and press the vulcanized rubber sleeve into a whole; and a mounting seat is arranged at the end part of the straight pipe or the bent pipe of the mudguard through the joint of the upper wing surface and the lower wing surface. The invention achieves the purposes of light weight buckling and rotation prevention, greatly improves the performance of the fender bracket, prolongs the service life by 30 percent, reduces the weight by 1.2kg, and improves the fatigue test and the vibration test by one order of magnitude.
Description
Technical Field
The invention relates to the field of automobile parts, in particular to a lightweight withholding type anti-rotation fender bracket.
Background
One end of a straight pipe or a bent pipe is pressed into the middle of a base through vulcanized rubber in the conventional fender bracket, the base of the fender bracket generally adopts a cast steel seat, and the base of the cast steel seat has environmental protection factors of heavy weight, various casting procedures and the like; or cast aluminum seats are adopted, and although the weight of the cast aluminum seats is reduced, the material cost is increased.
The novel fender bracket assembly of the granted notice No. CN 206171583U application date 2016.11.24 adopts the structure, the density of the rubber is damaged when the vulcanized rubber at one end of a straight pipe or an elbow pipe is pressed and installed by a cast steel seat or a cast aluminum seat of the structure, the bonding layer of the vulcanized rubber and the straight pipe or the elbow pipe can be damaged by the pressure of a press machine during axial pressing and the density of the vulcanized rubber can be damaged under the action of the pressure or the thrust force, so that the elasticity of the vulcanized rubber and the cast steel seat or the cast aluminum seat, which should be possessed originally, is also damaged, the failure or the service life of the whole product is shortened, and the claim rate is increased.
Application date of CN 205769622U: 2016-05-30 a fender bracket, the bolt that adopts and the base is connected, though have simple structure, manufacturing and maintenance cost are low, the advantage that the commonality is good, but this kind of structure is unfavorable for the shock attenuation, and fatigue test does not reach the requirement.
Disclosure of Invention
The invention provides a lightweight buckling-pressing type anti-rotation fender bracket, which is convenient to assemble and install, is beneficial to damping, meets the requirement of a fatigue test and also achieves the purpose of reducing weight.
Therefore, the technical scheme adopted by the invention is as follows: the utility model provides a fender support is prevented changeing by lightweight withholding formula, includes fender straight tube or return bend, and the one end vulcanization of fender straight tube or return bend has rubber sleeve, its characterized in that: the rubber sleeve is of a wavy fluctuation structure; the outer circumferential surface of the rubber sleeve is buckled and pressed into a fender bracket through an upper gland and a lower gland, wherein the inner circumferential surface formed by the upper gland and the lower gland corresponds to the outer circumferential surface of the rubber sleeve and is in a wavy fluctuation structure; the upper gland extends to two sides to form an upper wing surface, the lower gland correspondingly extends to two sides to form a lower wing surface, and the upper wing surface and the lower wing surface are connected through bolts or riveted to buckle and press the vulcanized rubber sleeve into a whole;
and a mounting seat is arranged at the end part of the straight pipe or the bent pipe of the mudguard through the joint of the upper wing surface and the lower wing surface.
The further improvement lies in that: the shaft diameter of the rubber sleeve is provided with a convex rib or a convex rib, and a retaining groove is formed in the upper gland and the lower gland correspondingly.
The further improvement lies in that: the mounting seat is of a frame type structure, covers the outer surface of the upper gland, and is provided with a first mounting surface towards the end part of the fender straight pipe or the bent pipe, and the first mounting surface is provided with a mounting hole;
the two sides of the mounting seat form connecting surfaces and are connected and fixed with the connecting part of the upper wing surface and the lower wing surface, and the two sides of the mounting seat extend towards the end part of the straight pipe or the bent pipe of the mudguard and are bent downwards to form a second mounting surface, a third mounting surface and a mounting hole.
The further improvement lies in that: the first, second and third mounting surfaces are the same plane.
The further improvement lies in that: and reinforcing ribs are arranged on the mounting seat and the first mounting surface.
The further improvement lies in that: a plurality of anti-rotation bosses are radially arranged on the wave crests of the rubber sleeve, and a plurality of anti-rotation holes are formed on the surfaces corresponding to the upper pressing cover and the lower pressing cover; after the upper gland and the lower gland are pressed, the anti-rotation boss is pressed to form an embedded state.
The further improvement lies in that: the connecting surfaces formed on the two sides of the mounting seat and the connecting parts of the upper wing surface and the lower wing surface are further provided with adjusting sleeves through bolts, and the adjusting sleeves are used for adjusting the height of the mounting seat.
The further improvement lies in that: the nut on the bolt is an anti-rotation nut.
The further improvement lies in that: the mounting seat is formed by welding stamping parts.
The further improvement lies in that: the plate of the mounting seat is made of A3 material with the thickness of 3-5 mm.
Has the advantages that:
according to the invention, the upper gland and the lower gland are buckled and pressed on the peripheral circular surface of the rubber sleeve to form the fender bracket, so that the density of the vulcanized rubber sleeve is not damaged during radial press-fitting from outside to inside, and the bonding layer of the vulcanized rubber and a straight pipe or a bent pipe is not damaged, so that the density of the rubber is not damaged, and the elasticity and the strength which the rubber sleeve originally has are ensured, the split structure of the mounting seat, the upper gland and the lower gland is convenient to manufacture, and meanwhile, the mounting seat is independently mounted, so that the mounting seat is convenient to manufacture, the weight is greatly reduced, the service life of the structure is prolonged by 30%, the weight is reduced by 0.8kg, and the fatigue test and the vibration test of the structure are improved by one order of magnitude.
The mounting seat is of a frame type structure, and is convenient to cover the outer surface of the upper gland, and the first mounting surface, the second mounting surface and the third mounting surface are arranged on the same plane and are convenient to mount and adjust.
A plurality of anti-rotation bosses on the rubber sleeve are provided with a plurality of anti-rotation holes corresponding to the surfaces of the upper and lower pressing covers, so as to further compress and prevent rotation.
The adjusting sleeve is used for adjusting the height of the mounting seat.
The mounting seat is formed by welding stamping parts, and the plate is made of A3 material with the thickness of 3-5mm so as to reduce weight and ensure strength and toughness.
The invention achieves the purposes of light weight buckling and rotation prevention, greatly improves the performance of the fender bracket and ensures the quality.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic top view of fig. 2.
Fig. 4 is a schematic left side view of fig. 2.
FIG. 5 is a cross-sectional view after vulcanization and after press-fitting of the upper and lower press caps.
FIG. 6 is a perspective view of another angle from FIG. 1
FIG. 7 is a perspective view of a plurality of anti-rotation bosses in an embodiment.
In the figure, 1 is a straight pipe or a bent pipe of a mudguard, 2 is a rubber sleeve, 3 is an upper gland, 4 is a lower gland, 5 is a mounting seat, 6 is a bolt, 7 is an adjusting sleeve, and 8 is an anti-rotation nut.
201 convex ribs and 202 anti-rotation bosses;
301 is an upper wing surface, 302 is an anti-rotation hole;
401 is a lower airfoil surface;
Detailed Description
The technical scheme and the beneficial effects of the invention are clearer and clearer by further describing the specific embodiment of the invention with reference to the attached drawings 1-7 of the specification. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.
A lightweight withhold type anti-rotation fender bracket comprises a fender straight pipe or an elbow pipe 1, wherein one end of the fender straight pipe or the elbow pipe 1 is vulcanized with a rubber sleeve 2, and the rubber sleeve 2 is of a wavy undulating structure; the outer circumferential surface of the rubber sleeve 2 is buckled and pressed into a fender bracket through an upper gland 3 and a lower gland 4, wherein the inner circumferential surface formed by combining the upper gland 3 and the lower gland 4 corresponds to the outer circumferential surface of the rubber sleeve 2 and is in a wavy fluctuation structure;
the upper gland 3 extends towards two sides to form an upper wing surface 301, the lower gland 4 correspondingly extends towards two sides to form a lower wing surface 401, and the upper wing surface 301 and the lower wing surface 401 are connected or riveted through bolts 6 to buckle and press the vulcanized rubber sleeve 2 into a whole;
the connecting part of the upper wing surface 301 and the lower wing surface 401 is also provided with a mounting seat 5 towards the end part of the fender straight pipe or bent pipe.
The shaft diameter of the rubber sleeve 2 is provided with a convex rib 201, and a retaining groove is formed in the upper gland 3 and the lower gland 4 correspondingly.
The mounting seat 5 is of a frame structure, wherein the mounting seat 5 covers the outer surface of the upper gland 3, a first mounting surface 501 is arranged at the end part of the fender straight pipe or bent pipe 1, and a mounting hole 502 is arranged on the first mounting surface 501;
the two sides of the mounting seat 5 form connection surfaces and are connected and fixed with the connection part of the upper wing surface 301 and the lower wing surface 401, and the two sides of the mounting seat 5 extend towards the end part of the fender straight pipe or elbow pipe 1 and are bent downwards to form a second mounting surface 503, a third mounting surface 504 and a mounting hole.
The first mounting surface 501, the second mounting surface 503 and the third mounting surface 504 are the same plane.
The mounting base 5 and the first mounting surface 501 are further provided with a reinforcing rib 505.
A plurality of anti-rotation bosses 202 are radially arranged on the wave crest of the rubber sleeve 2, and a plurality of anti-rotation holes 302 are correspondingly arranged on the surfaces of the upper and lower press covers 3; after the upper and lower press covers 3 and 4 are pressed, the anti-rotation boss 202 is pressed to form an embedded state.
The connecting surfaces formed on the two sides of the mounting seat 5 and the connecting parts of the upper wing surface 301 and the lower wing surface 401 are further provided with adjusting sleeves 7 through bolts (6), and the adjusting sleeves 7 are used for adjusting the height of the mounting seat 5.
And the nut on the bolt 6 is an anti-rotation nut 8.
The mounting seat 5 is formed by welding stamping parts.
The plate of the mounting seat 5 is made of A3 material with the thickness of 3-5 mm.
Claims (9)
1. A lightweight withhold type anti-rotation fender bracket comprises a fender straight pipe or an elbow pipe (1), wherein one end of the fender straight pipe or the elbow pipe (1) is vulcanized with a rubber sleeve (2), and the rubber sleeve (2) is of a wavy fluctuation structure; the outer circumferential surface of the rubber sleeve (2) is buckled and pressed into a fender bracket through an upper gland (3) and a lower gland (4), wherein the inner circumferential surface formed by the upper gland (3) and the lower gland (4) corresponds to the outer circumferential surface of the rubber sleeve (2) and is in a wavy fluctuation structure;
the upper gland (3) extends towards two sides to form an upper wing surface (301), the lower gland (4) correspondingly extends towards two sides to form a lower wing surface (401), and the upper wing surface (301) and the lower wing surface (401) are connected through a bolt (6) or riveted to buckle and press the vulcanized rubber sleeve (2) into a whole;
and a mounting seat (5) is also arranged at the end part of the straight pipe or the bent pipe of the mudguard through the connecting part of the upper wing surface (301) and the lower wing surface (401).
2. The lightweight withhold type rotation-prevention fender bracket according to claim 1, characterized in that: the shaft diameter of the rubber sleeve (2) is provided with a convex rib (201) which is correspondingly formed into a retaining groove in the upper gland (3) and the lower gland (4).
3. The lightweight withhold type rotation-prevention fender bracket according to claim 1, characterized in that: the mounting seat (5) is of a frame type structure, the mounting seat (5) covers the outer surface of the upper gland (3), a first mounting surface (501) is arranged at the end part of the fender straight pipe or bent pipe (1), and a mounting hole (502) is formed in the first mounting surface (501);
two sides of the mounting seat (5) form connecting surfaces and are connected and fixed with the connecting position of the upper wing surface (301) and the lower wing surface (401), and two sides of the mounting seat (5) extend towards the end part of the fender straight pipe or the bent pipe (1) and are bent downwards to form a second mounting surface (503), a third mounting surface (504) and a mounting hole.
4. The lightweight withhold type rotation-prevention fender bracket according to claim 3, characterized in that: the first (501), the second and the third mounting surfaces (503), (504) are the same plane.
5. The lightweight withhold type rotation-prevention fender bracket according to claim 1 or 3, characterized in that: and reinforcing ribs (505) are further arranged on the mounting seat (5) and the first mounting surface (501).
6. The lightweight withhold type rotation-prevention fender bracket according to claim 1, characterized in that: a plurality of anti-rotation bosses (202) are radially arranged on wave crests of the rubber sleeve (2), and a plurality of anti-rotation holes (302) are also arranged on the surfaces corresponding to the upper gland (3) and the lower gland (4); after the upper gland (3) and the lower gland (4) are pressed, the anti-rotation boss (202) is pressed to form an embedded state.
7. The lightweight withhold type rotation-prevention fender bracket according to claim 5, characterized in that: the connecting surfaces formed on the two sides of the mounting seat (5) and the connecting parts of the upper wing surface (301) and the lower wing surface (401) are further provided with adjusting sleeves (7) through bolts (6), and the adjusting sleeves (7) are used for adjusting the height of the mounting seat (5).
8. The lightweight withhold type rotation-prevention fender bracket according to claim 1, characterized in that: and the nut on the bolt (6) is an anti-rotation nut (8).
9. The lightweight withhold type rotation-prevention fender bracket according to claim 1, 3 or 7, characterized in that: the mounting seat (5) is formed by welding stamping parts; the plate of the mounting seat (5) is made of A3 material with the thickness of 3-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010203783.9A CN111216807A (en) | 2020-03-20 | 2020-03-20 | Lightweight withhold formula and prevent changeing fender support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010203783.9A CN111216807A (en) | 2020-03-20 | 2020-03-20 | Lightweight withhold formula and prevent changeing fender support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111216807A true CN111216807A (en) | 2020-06-02 |
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ID=70831663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010203783.9A Pending CN111216807A (en) | 2020-03-20 | 2020-03-20 | Lightweight withhold formula and prevent changeing fender support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111216807A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112722086A (en) * | 2021-01-04 | 2021-04-30 | 一汽解放汽车有限公司 | Fender support rod assembly and manufacturing method thereof |
| CN114194300A (en) * | 2021-11-04 | 2022-03-18 | 北京航空航天大学宁波创新研究院 | Lightweight aluminum alloy fender bracket assembly structure |
| CN114802477A (en) * | 2021-01-27 | 2022-07-29 | 宝山钢铁股份有限公司 | Lightweight fender bracket and mounting structure and manufacturing method thereof |
-
2020
- 2020-03-20 CN CN202010203783.9A patent/CN111216807A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112722086A (en) * | 2021-01-04 | 2021-04-30 | 一汽解放汽车有限公司 | Fender support rod assembly and manufacturing method thereof |
| CN112722086B (en) * | 2021-01-04 | 2022-02-25 | 一汽解放汽车有限公司 | Fender support rod assembly and manufacturing method thereof |
| CN114802477A (en) * | 2021-01-27 | 2022-07-29 | 宝山钢铁股份有限公司 | Lightweight fender bracket and mounting structure and manufacturing method thereof |
| CN114194300A (en) * | 2021-11-04 | 2022-03-18 | 北京航空航天大学宁波创新研究院 | Lightweight aluminum alloy fender bracket assembly structure |
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