CN207715585U - The integrated dust cover of new polyester elastomer injection molding blowing - Google Patents
The integrated dust cover of new polyester elastomer injection molding blowing Download PDFInfo
- Publication number
- CN207715585U CN207715585U CN201721925239.5U CN201721925239U CN207715585U CN 207715585 U CN207715585 U CN 207715585U CN 201721925239 U CN201721925239 U CN 201721925239U CN 207715585 U CN207715585 U CN 207715585U
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- Prior art keywords
- oral area
- big
- dust cover
- concave part
- circular fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of new polyester elastomers to be molded the integrated dust cover of blowing, including sequentially connected small oral area, Wave crest and wave trough portion and big oral area, the big mouth inner wall is provided with the first circular fin, the second circular fin, the small oral area madial wall is provided with third circular fin, it is both provided with the limiting slot being connect with fixing piece on the outer wall of the small oral area and big oral area, the first concave part, planar portions, the second concave part and arc convex portion that interval is uniformly arranged are provided on the inside of the big oral area.Without using additional connector sleeve when use, big oral area can directly be fixed, simplify processing technology, and easy to use, be convenient for industrially promotion and application.
Description
Technical field
The utility model belongs to auto parts and components field more particularly to a kind of new polyester elastomer injection molding blowing one is anti-
Dust hood.
Background technology
Drive shaft dust proof cover for universal joint is located at around automobile driving axle, is automobile driving system for protecting shaft coupling
Cage shield is used for storing lubricating grease, and avoids dust, sandstone, water, salt etc. and enter lubricating system, is the important component of automobile
One of, to be resistant to the service condition of extreme abrasion caused by the mud and dirt on road, it is also necessary in extreme temperature
Under the conditions of keep the flexibility of height, taken a sudden turn with adapting to the wide-angle that automobile may occur.
Currently, CVJ dust covers make when being connect with drive shaft telescopic end usually using connector sleeve and dust cover cooperation
With being fixed, complex process is inconvenient for use.
Invention content
For the above-mentioned prior art, the utility model provides a kind of new polyester elastomer injection molding
The integrated dust cover of blowing.
To realize that the purpose of this utility model, the utility model provide a kind of new polyester elastomer injection molding blowing one
Dust cover, including sequentially connected small oral area, Wave crest and wave trough portion and big oral area, the big mouth inner wall are provided with the first ring-type
Fin, the second circular fin, the small oral area madial wall are provided with third circular fin, the small oral area and big oral area it is outer
It is both provided with the limiting slot being connect with fixing piece on wall, the first groove that interval is uniformly arranged is provided on the inside of the big oral area
Portion, planar portions, the second concave part and arc convex portion, the first concave part, the second concave part structure are consistent, include radius successively
The second segmental arc that the first segmental arc, planar section and radius for R5.25mm are R5.25mm, the radius in arc convex portion are
R30.25mm。
Wherein, the molding length of the dust cover is 107.5mm, the outer diameter of the big oral area be φ 84.53mm ±
The internal diameter of 0.3mm, small oral area are 25.5 ± 0.2mm of φ.
Compared with prior art, the beneficial effects of the utility model are, without using additional connector sleeve when use,
Big oral area can directly be fixed, simplify processing technology, and easy to use, be convenient for industrially promotion and application.
Description of the drawings
Fig. 1 show the first schematic diagram of structure of the application；
Fig. 2 show the second schematic diagram of structure of the application；
Fig. 3 show the structure third schematic diagram of the application.
Specific implementation mode
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
It should be noted that " connection " described herein and the word for expressing " connection ", as " being connected ",
" connected " etc. was both directly connected to another component including a certain component, and also passed through other component and another portion including a certain component
Part is connected.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
As shown in Figure 1-Figure 3, it is embedding to provide a kind of integrated dust cover of new polyester elastomer injection molding blowing for the utility model
Enter formula dust cover, including sequentially connected small oral area, Wave crest and wave trough portion and big oral area, the big mouth inner wall is provided with first
Circular fin, the second circular fin, the small oral area madial wall are provided with third circular fin, the small oral area and big oral area
Outer wall on be both provided with the limiting slot being connect with fixing piece, it is recessed that interval is uniformly arranged first is provided on the inside of the big oral area
Groove portion, planar portions, the second concave part and arc convex portion, the first concave part, the second concave part structure are consistent, include half successively
The second segmental arc that the first segmental arc, planar section and the radius that diameter is R5.25mm are R5.25mm, the radius in arc convex portion
For R30.25mm.
Wherein, the molding length of the dust cover is 107.5mm, the outer diameter of the big oral area be φ 84.53mm ±
The internal diameter of 0.3mm, small oral area are 25.5 ± 0.2mm of φ, and outer diameter is φ 31.5mm.
Without using additional connector sleeve when use, big oral area can directly be fixed, simplify processing technology, and
And it is easy to use, it is convenient for industrially promotion and application.
In addition, the Wave crest and wave trough portion include 5 wave crests, 4 troughs, be followed successively by from small oral area to big oral area wave crest 1, trough 1,
Wave crest 2, trough 2, wave crest 3, trough 3, wave crest 4, trough 4, wave crest 5, the outer diameter of the wave crest 1 are the outer diameter of φ 56mm, wave crest 2
Outer diameter for φ 62.5mm, wave crest 3 is φ 68mm, the outer diameter of wave crest 4 is φ 72mm, the outer diameter of wave crest 5 is φ 76mm, trough 1
Outer diameter be φ 42mm, the outer diameter of trough 2 is φ 46mm, the outer diameter of trough 3 is φ 50mm, the outer diameter of trough 4 is φ 54mm, and
The thickness of wave crest 1 is 1.3 ± 0.35mm, and the thickness of wave crest 2-3 is 1.3 ± 0.3mm, and the thickness of wave crest 4 is 1.2 ± 0.3mm, wave
The thickness at peak 5 is 1.0 ± 0.3mm, and the thickness of trough 1-2 is 1.1 ± 0.3mm, and the thickness of trough 3-4 is 1.0 ± 0.3mm, wave
The distance of peak 1- wave crests 2 is 10mm, and the distance of wave crest 2- wave crests 3 is 11.5mm, and the distance of wave crest 3- wave crests 4 is 11.5mm, wave
The distance of peak 4- wave crests 5 is 12mm, and the distance of trough 1 to trough 2 is 12mm, and the distance of trough 2 to trough 3 is 11.5mm, wave
The distance of paddy 3 to trough 4 is 11.5mm.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (2)
1. a kind of integrated dust cover of new polyester elastomer injection molding blowing, which is characterized in that including sequentially connected small oral area, wave
Spike valley and big oral area, the big mouth inner wall are provided with the first circular fin, the second circular fin, in the small oral area
Side wall is provided with third circular fin, and the limit being connect with fixing piece is both provided on the outer wall of the small oral area and big oral area
Slot, the big oral area inside are provided with the first concave part, planar portions, the second concave part and arc convex that interval is uniformly arranged
Portion, the first concave part, the second concave part structure are consistent, include successively radius be the first segmental arc of R5.25mm, planar section and
Radius is the second segmental arc of R5.25mm, and the radius in arc convex portion is R30.25mm.
2. a kind of integrated dust cover of new polyester elastomer injection molding blowing according to claim 1, which is characterized in that described
The molding length of dust cover is 107.5mm, and the outer diameter of the big oral area is φ 84.53mm ± 0.3mm, and the internal diameter of small oral area is φ
25.5 ± 0.2mm, outer diameter is φ 31.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925239.5U CN207715585U (en) | 2017-12-31 | 2017-12-31 | The integrated dust cover of new polyester elastomer injection molding blowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925239.5U CN207715585U (en) | 2017-12-31 | 2017-12-31 | The integrated dust cover of new polyester elastomer injection molding blowing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207715585U true CN207715585U (en) | 2018-08-10 |
Family
ID=63054308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721925239.5U Active CN207715585U (en) | 2017-12-31 | 2017-12-31 | The integrated dust cover of new polyester elastomer injection molding blowing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207715585U (en) |
-
2017
- 2017-12-31 CN CN201721925239.5U patent/CN207715585U/en active Active
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