CN203384211U - Automobile ball component - Google Patents
Automobile ball component Download PDFInfo
- Publication number
- CN203384211U CN203384211U CN201320371897.XU CN201320371897U CN203384211U CN 203384211 U CN203384211 U CN 203384211U CN 201320371897 U CN201320371897 U CN 201320371897U CN 203384211 U CN203384211 U CN 203384211U
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- ball
- automobile
- housing
- dust
- proof cover
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Abstract
The utility model provides an automobile ball component, belongs to the technical field of automobile accessories and is used for solving the problems that a dust cover of the existing automobile ball component is connected with a ball cup through a clamp, so that a gap is easily formed and the sealing effect is poor after the existing automobile ball component is used for a long time. The automobile ball component comprises a barrel-shaped shell, wherein the ball cup is arranged in the shell; a ball pin is movably connected into the ball cup; the outer end of the ball pin extends out of the shell; the ball pin can rotate relatively to the shell; a barrel-shaped dust cover is arranged between the ball pin and the shell; the outer end of the ball pin extends out of the upper end of the dust cover; the side wall of the ball pin is sealed with the dust cover; the lower end of the dust cover is connected with the upper end of the shell in a riveting manner. The automobile ball component has the advantages of simplicity in assembly and good sealing effect.
Description
Technical field
The utility model belongs to the auto parts machinery technical field, relates to a kind of bulb assembly, particularly a kind of automobile ball head assembly.
Background technique
The automobile ball head assembly, also can be described as the ball stud assembly, is a critical component in all types of auto parts and components.At present, the automobile ball head assembly of prior art generally includes ball stud, ball cup, dust-proof cover, upper ball bowl, lower ball bowl and pad, ball stud comprises the bar section that is shaft-like and bulb spherical in shape, upper ball bowl and lower ball bowl are installed in the inner chamber of ball cup, the bulb of ball stud is between upper ball bowl and lower ball bowl, dust-proof cover is connected to the top of ball cup, and pad is connected to the ball cup bottom.Although above-mentioned ball stud assembly is simple in structure, but still there is a deficiency in it: because pad is to be connected with the ball cup bottom by the lathe punching press, therefore, in the lathe stamping process, ball cup very easily produces local deformation under the effect of stamping press, also may cause the ball cup breakage when serious, thereby not only improve the scrappage of bulb modular assembly, but also increase its cost of production.
For this situation, people have recognized this deficiency, and carry out improvement, a kind of automobile front suspension front axle swing arm assembly [application number: 200620109835.1 openly proposed as the Chinese patent literature data; Power notification number: CN2871262Y], it is drawn together with lower component: swing arm body, ball stud, ball-stud socket, ball cup, dust-proof cover, clip and base plate, wherein swing arm body and ball cup weld together, ball-stud socket is installed in ball cup, ball stud is installed on again in ball-stud socket, dust-proof cover is arranged on outside ball stud and ball cup by clip, at swing arm body bottom riveted joint base plate, ball-stud socket is carried out to limited support, the as a whole structure of the ball-stud socket of stating, be evenly equipped with breach at ball-stud socket upper end edge circumferencial direction.But its dust-proof cover is arranged on outside ball cup by clip, while therefore manufacturing, dust-proof cover need to be assembled on ball cup, simultaneously, adopt dust-proof cover to be connected with ball cup by clip, after long-time the use, easily produce gap, make sealing effect bad.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed the simple and sealing effect of a kind of assembling automobile ball head assembly preferably.
The purpose of this utility model can realize by following technical proposal: the automobile ball head assembly, comprise tubular housing, be provided with ball cup in described housing, be connected with ball stud in described ball cup, the outer end of described ball stud stretches out in described housing and described ball stud can rotate relative to described housing, it is characterized in that, be provided with and be the tubular dust-proof cover between described ball stud and described housing, the outer end of described ball stud stretches out in the upper end of described dust-proof cover and sidewall and the described dust-proof cover of described ball stud forms sealing, the lower end of described dust-proof cover adopts riveted joint to be connected with the upper end of described housing.
Ball stud comprises the bar section that is shaft-like and is connected with an end of bar section and is spherical bulb, by coordinating of ball stud and ball cup, ball stud can be rotated relative to housing, because the lower end of dust-proof cover is riveted and is connected with the upper end employing of housing, therefore there is simple in structure and sealing effect advantage preferably, the lower end of the dust-proof cover of relatively common automobile ball head and the upper end of housing adopt the snap ring clamping, the lower end of the dust-proof cover of this automobile ball head assembly and the upper end of housing adopt riveted joint to be connected, have advantages of assembling simply, compact structure and beautiful shape.
In above-mentioned automobile ball head assembly, described dust-proof cover comprises shrouding and tubular dustproof section in the form of a ring, and described shrouding is positioned at downside and described shrouding and the described dustproof section employing integrated formed structure of described dustproof section.The outer side of shrouding is along the sidepiece that protrudes from dustproof section, and the outer side of shrouding is along riveting mutually with the upper end of housing, the lower end of shrouding and dustproof section adopts integrated formed structure, has and is connected firmly and manufactures advantage comparatively easily, makes dust-proof cover have higher join strength simultaneously.
In above-mentioned automobile ball head assembly, described shrouding adopts 40Cr to make.40Cr has toughness, plasticity and wear resistance preferably, has mechanical property preferably simultaneously, and the shrouding that adopts 40Cr to make, have mechanical property and longer working life preferably.
In above-mentioned automobile ball head assembly, described ball cup comprises tubular upper ball base and tubular lower ball base, the upper end of described lower ball base is provided with the arc shaped surface that the bulb with described ball stud fits, and the lower end of described upper ball base is provided with the arc shaped surface that the bulb with ball stud fits.The arc shaped surface of upper ball base and lower ball base is all the cambered surface laminating with the bulb of ball stud, makes ball stud housing universal rotational relatively, and ball stud can be rotated swimmingly in ball cup.
In above-mentioned automobile ball head assembly, the place, outer, lower end of described upper ball base is provided with conical surface one, the inwall of described housing is provided with the conical surface two and the described conical surface one that are complementary with conical surface one and is resisted against on described conical surface two, and the upper end of described upper ball base is resisted against on the lower end surface of described dust-proof cover.Laminating by the conical surface one with the conical surface two, and the trend that upper ball base is had move down, make the more stable location of upper ball base and housing.
In above-mentioned automobile ball head assembly, between the lower end surface of described shrouding and the upper-end surface of described upper ball base all with the both sides of a butterfly spring, the upper-end surface of described upper ball base is provided with groove, described butterfly spring is positioned at described groove, and the degree of depth of described groove is greater than the height of described butterfly spring after limit pressurized, under the elastic force effect of described butterfly spring, the outer side surface in the bulb of described ball stud and the arc shaped surface of described upper ball base fit.Elastic force effect by butterfly spring fits the arc shaped surface of bulb and upper ball base, ball stud can be swung smoothly, the long-time use after the wearing and tearing of the bulb of upper ball base and ball stud, the elastic force of butterfly spring can make the conical surface one of upper ball base be resisted against all the time on conical surface two, can make this automobile ball head assembly have longer working life.The degree of depth of groove is greater than the height of butterfly spring after limit pressurized, prevents that butterfly spring is subject to excessive active force, butterfly spring is played to the effect of protection, has improved the working life of this automobile ball head assembly.
In above-mentioned automobile ball head assembly, the outer side wall of the upper end of described dust-proof cover is provided with annular groove, and described annular groove inner sleeve has snap ring.By snap ring by the upper end banding of dust-proof cover in the bar section of ball stud, have advantages of connection for convenience of and there is sealing preferably.
In above-mentioned automobile ball head assembly, the bottom surface of described housing is provided with the oilhole be connected with the cavity of described housing, and the oil that has been threaded on described oilhole is stifled.By the bottom surface at housing, the stifled oilhole of oil that is threaded is set, is convenient to, to carrying out more oil change in housing, to there is use advantage comparatively easily.
In above-mentioned automobile ball head assembly, the middle part of described shrouding is tapered confined planes, and the sidewall that the opening of described confined planes rolls oblique and described ball stud outward can lean with described confined planes.The opening of confined planes rolls tiltedly outward, when the sidewall of the bar section of ball stud is resisted against on confined planes, is the face contact, has reduced the wearing and tearing of shrouding and ball stud, has longer working life.
In above-mentioned automobile ball head assembly, the outside, the upper end of described housing is covered with dirt-proof boot, and described ball stud and described dust-proof cover all are positioned at the inside of described dirt-proof boot.The outside, the upper end of housing is covered with dirt-proof boot, avoids dust impurity etc. to enter into housing, when this automobile ball head assembly is installed, dirt-proof boot can be unloaded.
Compared with prior art, this automobile ball head assembly has the following advantages:
1, the upper end of the lower end of the dust-proof cover of this automobile ball head assembly and housing adopts riveted joint to be connected, so has simple and compact for structure and sealing effect advantage preferably;
2, the shrouding of this automobile ball head assembly and dustproof section adopt the integrated injection molding structure, have and are connected firmly and manufacture advantage comparatively easily, make dust-proof cover have higher join strength simultaneously;
3, the laminating with the conical surface two by the conical surface one, and the trend that upper ball base is had move down, make the more stable location of upper ball base and housing;
4, this automobile ball head assembly also have simple in structure, the lower and outer advantage attractive in appearance of manufacture cost.
The accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of this automobile ball head assembly.
In figure, 1, housing; 1a, conical surface two; 2, ball cup; 2a, upper ball base; 2a1, conical surface one; 2b, lower ball base; 2c, arc shaped surface; 3, ball stud; 4, dust-proof cover; 4a, shrouding; 4b, dustproof section; 5, butterfly spring; 6, snap ring; 7, oil is stifled; 8, confined planes; 9, dirt-proof boot.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, a kind of automobile ball head assembly, comprise tubular housing 1, be provided with ball cup 2 in housing 1, be connected with ball stud 3 in ball cup 2, ball cup 2 comprises tubular upper ball base 2a and tubular lower ball base 2b, the upper end of lower ball base 2b is provided with the arc shaped surface 2c that the bulb with ball stud 3 fits, the lower end of upper ball base 2a is provided with the arc shaped surface 2c that the bulb with ball stud 3 fits, ball stud 3 can rotate relative to housing 1, the outer end of ball stud 3 stretches out in housing 1, be provided with and be tubular dust-proof cover 4 between ball stud 3 and housing 1, the outer end of ball stud 3 stretches out in the upper end of dust-proof cover 4, the sidewall of ball stud 3 and dust-proof cover 4 form sealing, the lower end of dust-proof cover 4 adopts riveted joint to be connected with the upper end of housing 1.
Dust-proof cover 4 comprises shrouding 4a and the tubular dustproof 4b of section in the form of a ring, shrouding 4a adopts 40Cr to make and shrouding 4a is positioned at the downside of the dustproof 4b of section, shrouding 4a and the dustproof 4b of section adopt the integrated injection molding structure, the outer side of shrouding 4a is along the sidepiece that protrudes from the dustproof 4b of section, and the outer side of shrouding 4a is along riveting mutually with the upper end of housing 1, the lower end of shrouding 4a and the dustproof 4b of section adopts the integrated injection molding structure, have and be connected firmly and manufacture advantage comparatively easily, make dust-proof cover 4 there is higher join strength simultaneously, the shrouding 4a that adopts 40Cr to make, there is mechanical property and longer working life preferably.As another kind of mode, shrouding 4a also can adopt stainless steel to make.
The outer side wall of the upper end of the dustproof 4b of section is provided with annular groove, and the annular groove inner sleeve has snap ring 6, by snap ring 6 by the upper end banding of dust-proof cover 4 in the bar section of ball stud 3, have advantages of connection for convenience of and there is sealing preferably.The middle part of shrouding 4a is tapered confined planes 8, the opening of confined planes 8 rolls tiltedly outward, the sidewall of ball stud 3 can lean with confined planes 8, it when the sidewall of the bar section of ball stud 3 is resisted against on confined planes 8, is the face contact, reduce the wearing and tearing of shrouding 4a and ball stud 3, there is longer working life.
The place, outer, lower end of upper ball base 2a is provided with conical surface one 2a1, the inwall of housing 1 is provided with conical surface two 1a and conical surface one 2a1 that are complementary with conical surface one 2a1 and is resisted against on conical surface two 1a, laminating by the conical surface one with the conical surface two, and make upper ball base 2a there is the trend moved down, make the more stable location of upper ball base 2a and housing 1.
The upper end of upper ball base 2a is resisted against on the lower end surface of dust-proof cover 4, be provided with butterfly spring 5 between the upper-end surface of the lower end surface of shrouding 4a and upper ball base 2a, the upper-end surface of upper ball base 2a is provided with groove, butterfly spring 5 is positioned at groove, and the degree of depth of groove is greater than the height of butterfly spring 5 after limit pressurized, under the elastic force effect of butterfly spring 5, the arc shaped surface 2c of the outer side surface of bulb and upper ball base 2a fits.Elastic force effect by butterfly spring 5 fits the arc shaped surface 2c of bulb and upper ball base 2a, ball stud 3 can be swung smoothly, the long-time use after the wearing and tearing of the bulb of upper ball base 2a and ball stud 3, it is upper that the elastic force of butterfly spring 5 can make conical surface one 2a1 of upper ball base 2a be resisted against all the time conical surface two 1a, can make this automobile ball head assembly have longer working life.The degree of depth of groove is greater than the height of butterfly spring 5 after limit pressurized, prevents that butterfly bullet 5 springs are subject to excessive active force, butterfly spring 5 is played to the effect of protection, has improved the working life of this automobile ball head assembly.
The bottom surface of housing 1 is provided with the oilhole be connected with the cavity of housing 1, and the oil that has been threaded on oilhole blocks up 7, is convenient to, to carrying out more oil change in housing 1, to have use advantage comparatively easily.。The outside, upper end of housing 1 is covered with dirt-proof boot 9, ball stud 3 and dust-proof cover 4 all are positioned at the inside of dirt-proof boot 9, and the outside, the upper end of housing 1 is covered with dirt-proof boot 9, avoid dust impurity etc. to enter into housing 1, when this automobile ball head assembly is installed, dirt-proof boot 9 can be unloaded.
By coordinating of ball stud 3 and ball cup 2, ball stud 3 can be rotated relative to housing 1, because the lower end of dust-proof cover 4 is riveted and is connected with the upper end employing of housing 1, therefore there is simple in structure and sealing effect advantage preferably, the lower end of the dust-proof cover 4 of relatively common automobile ball head and the upper end of housing 1 adopt snap ring 6 clampings, the lower end of the dust-proof cover 4 of this automobile ball head assembly and the upper end of housing 1 adopt riveted joint to be connected, have advantages of assembling simply, compact structure and beautiful shape.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
The terms such as housing 1, conical surface two 1a, ball cup 2, upper ball base 2a, conical surface one 2a1, lower ball base 2b, arc shaped surface 2c, ball stud 3, dust-proof cover 4, shrouding 4a, the dustproof 4b of section, butterfly spring 5, snap ring 6, oil are stifled 7 although this paper has more been used, confined planes 8, dirt-proof boot 9, do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (10)
1. automobile ball head assembly, comprise tubular housing (1), be provided with ball cup (2) in described housing (1), be connected with ball stud (3) in described ball cup (2), the outer end of described ball stud (3) stretches out in described housing (1) and described ball stud (3) can rotate relative to described housing (1), it is characterized in that, be provided with and be tubular dust-proof cover (4) between described ball stud (3) and described housing (1), the outer end of described ball stud (3) stretches out in the upper end of described dust-proof cover (4) and sidewall and the described dust-proof cover (4) of described ball stud (3) forms sealing, the lower end of described dust-proof cover (4) adopts riveted joint to be connected with the upper end of described housing (1).
2. automobile ball head assembly according to claim 1, it is characterized in that, described dust-proof cover (4) comprises shrouding (4a) and tubular dustproof section (4b) in the form of a ring, and downside and described shrouding (4a) that described shrouding (4a) is positioned at described dustproof section (4b) adopt integrated formed structure with described dustproof section (4b).
3. automobile ball head assembly according to claim 2, is characterized in that, described shrouding (4a) adopts 40Cr to make.
4. according to the described automobile ball head assembly of claim 2 or 3, it is characterized in that, described ball cup (2) comprises tubular upper ball base (2a) and tubular lower ball base (2b), the upper end of described lower ball base (2b) is provided with the arc shaped surface (2c) that the bulb with described ball stud (3) fits, and the lower end of described upper ball base (2a) is provided with the arc shaped surface (2c) that the bulb with ball stud (3) fits.
5. automobile ball head assembly according to claim 4, it is characterized in that, the place, outer, lower end of described upper ball base (2a) is provided with conical surface one (2a1), the inwall of described housing (1) is provided with the conical surface two (1a) and the described conical surface one (2a1) that are complementary with conical surface one (2a1) and is resisted against described conical surface two (1a) above, and the upper end of described upper ball base (2a) is resisted against on the lower end surface of described dust-proof cover (4).
6. automobile ball head assembly according to claim 4, it is characterized in that, be provided with butterfly spring (5) between the upper-end surface of the lower end surface of described shrouding (4a) and described upper ball base (2a), the upper-end surface of described upper ball base (2a) is provided with groove, described butterfly spring (5) is positioned at described groove, and the degree of depth of described groove is greater than the height of described butterfly spring (5) after limit pressurized, under the elastic force effect of described butterfly spring (5), the arc shaped surface (2c) of the outer side surface in the bulb of described ball stud (3) and described upper ball base (2a) fits.
7. according to claim 1 or 2 or 3 described automobile ball head assemblies, it is characterized in that, the outer side wall of the upper end of described dust-proof cover (4) is provided with annular groove, and described annular groove inner sleeve has snap ring (6).
8. according to claim 1 or 2 or 3 described automobile ball head assemblies, it is characterized in that, the bottom surface of described housing (1) is provided with the oilhole be connected with the cavity of described housing (1), and oil stifled (7) has been threaded on described oilhole.
9. according to the described automobile ball head assembly of claim 2 or 3, it is characterized in that, the middle part of described shrouding (4a) is tapered confined planes (8), and the sidewall that the opening of described confined planes (8) rolls oblique and described ball stud (3) outward can lean with described confined planes (8).
10. according to claim 1 or 2 or 3 described automobile ball head assemblies, it is characterized in that, the outside, upper end of described housing (1) is covered with dirt-proof boot (9), and described ball stud (3) and described dust-proof cover (4) all are positioned at the inside of described dirt-proof boot (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320371897.XU CN203384211U (en) | 2013-06-26 | 2013-06-26 | Automobile ball component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320371897.XU CN203384211U (en) | 2013-06-26 | 2013-06-26 | Automobile ball component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384211U true CN203384211U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320371897.XU Expired - Lifetime CN203384211U (en) | 2013-06-26 | 2013-06-26 | Automobile ball component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277404A (en) * | 2013-06-26 | 2013-09-04 | 玉环津力汽车配件有限公司 | Automobile ball component |
-
2013
- 2013-06-26 CN CN201320371897.XU patent/CN203384211U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277404A (en) * | 2013-06-26 | 2013-09-04 | 玉环津力汽车配件有限公司 | Automobile ball component |
| CN103277404B (en) * | 2013-06-26 | 2015-10-14 | 玉环津力汽车配件有限公司 | Automobile ball component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |
|
| CX01 | Expiry of patent term | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 14, 2023, the expiration and termination of 39 volumes and 2802 issues of the patent Number: 28-02 Volume: 39 |
|
| CU01 | Correction of utility model |