CN202498992U - Top cover outer panel of car - Google Patents
Top cover outer panel of car Download PDFInfo
- Publication number
- CN202498992U CN202498992U CN201220075634XU CN201220075634U CN202498992U CN 202498992 U CN202498992 U CN 202498992U CN 201220075634X U CN201220075634X U CN 201220075634XU CN 201220075634 U CN201220075634 U CN 201220075634U CN 202498992 U CN202498992 U CN 202498992U
- Authority
- CN
- China
- Prior art keywords
- top cover
- turn
- cover outside
- outside plate
- utility
- 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.)
- Expired - Lifetime
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- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model discloses a top cover outer panel of a car. The top cover outer panel comprises a panel body (10) and a sunroof hole (20) formed on the panel body (10), wherein the sunroof hole (20) is enclosed by multiple straight edges and transitional circular arcs which are connected with two adjacent straight edges; a flanged portion (11) which is formed on each straight edge of the sunroof hole (20) extends from the straight edge to a position below the panel body (10); and the length direction of the flanged portion (11) is parallel to the length direction of the straight edge corresponding to the flanged portion (11); and the ratio of the radius (R) of the transitional circular arcs to the length of a shortest flanged portion is from 1: 20 to 1: 10. By means of setting the lengths of the transitional circular arcs and the flanged edges of the sunroof hole, rigidity of the top cover outer panel of the car can be guaranteed, and at the same time, stress born by a surface of the panel body in a flanging process can be decreased; and further, quality defects such as dark pits and wrinkles produced at the transitional circular arcs of the sunroof hole can be avoided.
Description
Technical field
The utility model relates to automotive field, particularly, relates to a kind of top cover outside plate of automobile.
Background technology
The top cover outside plate of automobile comprises plate body and is formed on the skylight hole on this plate body; This skylight hole is surrounded with the transition arc that is connected adjacent two straight flanges by many straight flanges, all is formed with the turn-up portion of extending to the below of said plate body from this straight flange on every straight flange of said skylight hole.Manufacturing process on the top cover outside plate is: through the shape of drawing operation formation top cover outside plate, utilize trimming process step to shear and transfer unnecessary product waste material, accomplish the flange of skylight hole again with overturning process.
The radical function of the flange of skylight hole is a rigidity of strengthening the skylight window.But in the process of flange, plate body receives drawing stress, and the corner at skylight hole produces mass defects such as dark hole easily.
Therefore, mass defects such as dark hole how to eliminate the corner of skylight hole become the technical matters that this area needs to be resolved hurrily.
The utility model content
The purpose of the utility model provides a kind of top cover outside plate of automobile, and when producing this top cover outside plate, the corner in skylight is not prone to mass defects such as dark hole.
To achieve these goals; The utility model provides a kind of top cover outside plate of automobile; This top cover outside plate comprises plate body and is formed on the skylight hole on this plate body; This skylight hole is surrounded with the transition arc that is connected adjacent two straight flanges by many straight flanges, all is formed with the turn-up portion of extending to the below of said plate body from this straight flange on every straight flange of said skylight hole, and the length direction of said turn-up portion is parallel to the length direction with the corresponding said straight flange of this turn-up portion; Wherein, the radius of said transition arc is 1: 20 to 1: 10 with the length ratio of the said turn-up portion of lacking most.
Preferably, the radius of said transition arc is not less than 70mm.
Preferably, the radius of said transition arc is not more than 100mm.
Preferably, this top cover outside plate has four said turn-up portion, and the length of each said turn-up portion is identical with the length of each self-corresponding said straight flange.
Preferably, the height of each said turn-up portion is not more than 10mm.
Preferably, the height of each said turn-up portion is not less than 5mm.
The transition arc through skylight hole is set and the length of turn-up portion can prevent the suffered stress in plate body surface in the process at flange in the rigidity of the top cover outside plate that guarantees automobile, avoid the transition arc place of skylight hole to produce mass defects such as dark hole, fold.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification sheets, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the scheme drawing that forms the sheet material of the described top cover outside plate of the utility model;
Fig. 2 is the scheme drawing of the described top cover outside plate of the utility model.
Description of reference numerals
10 plate bodys, 11 turn-up portion
20 skylight holes
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
In the utility model, not do under the situation of opposite explanation, the noun of locality of use such as D score are meant the negative direction of coordinate axle z axle among Fig. 2.
As shown in Figure 2; The utility model provides a kind of top cover outside plate of automobile; This top cover outside plate comprises plate body 10 and is formed on the skylight hole 20 on this plate body 10; This skylight hole 20 is surrounded with the transition arc that is connected adjacent two straight flanges by many straight flanges, all is formed with the turn-up portion 11 of extending to the below of plate body 10 from this straight flange on every straight flange of skylight hole 20, and the length direction of turn-up portion 11 is parallel to the length direction with this turn-up portion 11 corresponding straight flanges; Wherein, the radius R of transition arc is 1: 20 to 1: 10 with the ratio of the length L of the shortest turn-up portion 11.
Shown in Fig. 1 is the scheme drawing that forms the sheet material of the described top cover outside plate of the utility model.As shown in the figure; Turn-up portion 11 is positioned at same with plate body 10; When turn-up portion 11 being carried out flange formation skylight hole 20, the drift of flanging die acts on the turn-up portion 11, makes this turn-up portion 11 to the below of plate body 10 (negative direction of the z axle shown in Fig. 2) flexural deformation.
In the process of flange moulding, the radius R of transition arc is big more with the ratio of the length L of turn-up portion 11, and is then more little at the stress that the corner of skylight hole 20 receives at plate body 10, thereby the distortion that makes plate body 10 produce at skylight hole 20 places is more little.In the utility model; The radius R of transition arc is 1: 20 to 1: 10 with the ratio of the length L of the shortest turn-up portion 11; Can either prevent the suffered stress in plate body surface in the process of flange; Avoid the transition arc place of skylight hole 20 to produce mass defects such as dark hole, fold, can guarantee skylight hole 20 rigidity on every side again.
In common vehicle (for example, car, passenger vehicle etc.), produce mass defects such as dark hole, fold for fear of the transition arc place of skylight hole 20, preferably, the radius R of the transition arc of skylight hole 20 is not less than 70mm.
Simultaneously, in order to guarantee skylight hole 20 rigidity on every side, preferably, the radius R of the transition arc of skylight hole 20 is not more than 100mm.
Usually, the skylight of automobile is a rectangle, and therefore, preferably, described this top cover outside plate of the utility model has four turn-up portion 11, and the length of each turn-up portion 11 is identical with the length of each self-corresponding straight flange.
Preferably, the height h of each turn-up portion 11 is not more than 10mm.When turn-up portion 11 height during less than 10mm, produce work hardening after accomplishing overturning process, can improve the strength and stiffness around the skylight hole 20.
For the ease of the moulding in the turn-up process, preferably, the height of each turn-up portion 11 is not less than 5mm.
The transition arc through skylight hole is set and the length of turn-up portion can prevent the suffered stress in plate body surface in the process at flange in the rigidity of the top cover outside plate that guarantees automobile, avoid the transition arc place of skylight hole to produce mass defects such as dark hole, fold.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (6)
1. the top cover outside plate of an automobile; This top cover outside plate comprises plate body (10) and is formed on the skylight hole (20) on this plate body (10); This skylight hole (20) is surrounded with the transition arc that is connected adjacent two straight flanges by many straight flanges; All be formed with the turn-up portion (11) of extending to the below of said plate body (10) on every straight flange of said skylight hole (20) from this straight flange; The length direction of said turn-up portion (11) is parallel to the length direction with the corresponding said straight flange of this turn-up portion (11), it is characterized in that, the radius of said transition arc (R) is 1: 20 to 1: 10 with the ratio of the length (L) of the said turn-up portion (11) of lacking most.
2. top cover outside plate according to claim 1 is characterized in that, the radius of said transition arc (R) is not less than 70mm.
3. top cover outside plate according to claim 2 is characterized in that, the radius of said transition arc (R) is not more than 100mm.
4. top cover outside plate according to claim 1 is characterized in that, this top cover outside plate has four said turn-up portion (11), and the length of each said turn-up portion (11) is identical with the length of each self-corresponding said straight flange.
5. according to any described top cover outside plate in the claim 1 to 4, it is characterized in that the height (h) of each said turn-up portion (11) is not more than 10mm.
6. top cover outside plate according to claim 5 is characterized in that, the height of each said turn-up portion (11) is not less than 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220075634XU CN202498992U (en) | 2012-03-02 | 2012-03-02 | Top cover outer panel of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220075634XU CN202498992U (en) | 2012-03-02 | 2012-03-02 | Top cover outer panel of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202498992U true CN202498992U (en) | 2012-10-24 |
Family
ID=47035617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220075634XU Expired - Lifetime CN202498992U (en) | 2012-03-02 | 2012-03-02 | Top cover outer panel of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202498992U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108577741A (en) * | 2018-05-02 | 2018-09-28 | 佛山市顺德区美的洗涤电器制造有限公司 | Liner and dish-washing machine |
-
2012
- 2012-03-02 CN CN201220075634XU patent/CN202498992U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108577741A (en) * | 2018-05-02 | 2018-09-28 | 佛山市顺德区美的洗涤电器制造有限公司 | Liner and dish-washing machine |
| CN108577741B (en) * | 2018-05-02 | 2023-09-01 | 佛山市顺德区美的洗涤电器制造有限公司 | Liner and dish washer |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |