CN211280574U

CN211280574U - Anti-rotation mounting structure of defrost grille

Info

Publication number: CN211280574U
Application number: CN201922018653.3U
Authority: CN
Inventors: 周建军; 何建军; 连丹丹
Original assignee: Chongqing Pingwei Auto Parts Co ltd
Current assignee: Chongqing Pingwei Auto Parts Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-18
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a defrosting grid prevent rotation mounting structure, include from down up be the skeleton of moulding plastics, foaming layer and the slush molding epidermis that the stratiform set up, run through on skeleton, foaming layer and the slush molding epidermis of moulding plastics and seted up the defrosting wind gap, this defrosting wind gap interpolation is equipped with defrosting grid body, its characterized in that: be equipped with two at least buckles on the defrosting grid body, the lower surface of the skeleton of moulding plastics is equipped with the joint platform of corresponding quantity around the defrosting wind gap, wherein two joint bench are equipped with respectively and prevent rotatory locating part, the buckle supports tightly at the joint bench that corresponds, two prevent that rotatory locating part is tightly leaned on the lateral wall of the buckle that corresponds respectively, two prevent that rotatory locating part prevents the defrosting grid body rotation from clockwise and anticlockwise respectively, adopt the utility model discloses the installation of defrosting grid body is smooth and easy, laborsaving, and it can not rotate during the assembly to improve the assembly precision, promoted the pleasing to the eye degree after the assembly, defrosting grid body installation after the assembly is firm, difficult pine takes off in the transportation.

Description

Anti-rotation mounting structure of defrost grille

Technical Field

The utility model relates to an automobile parts technical field, concretely relates to anti-rotation mounting structure of defrosting grid.

Background

The competitive pressure of current automobile research and development is very big, and each big car enterprise is in order to improve competitiveness, takes a lot of trouble on various science and technology sense, soft touch technology, functionality, security. More and more automobile instrument panels are limited to adopt molding processes such as female die molding and slush molding foaming to achieve hand-touch comfort, but due to the complexity of the process, the stability of process tolerance and the like, other matched parts are difficult to mount. However, the direct installation of the existing defrosting grid and slush molding foaming process results in the technical problems of appearance gap, product rotation, too large assembling force and the like, which are difficult to guarantee, and the existing installation mode is as follows:

the defrosting air port is formed by milling, the milling tolerance is +/-1 mm, the slush molding foaming tolerance is +/-1 mm, in order to adapt to the processing error, the caliber of the defrosting air port needs to be correspondingly enlarged, the variability of the whole assembly structure is larger, the assembly precision is poor due to the fact that the defrosting grid is rotated possibly in the assembly process, and the appearance quality is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a be fit for slush molding foaming technology's defrosting grid's anti-rotation mounting structure.

The technical scheme is as follows: the utility model provides a defrosting grid prevent rotation mounting structure, includes from up being the skeleton of moulding plastics, foaming layer and the slush molding epidermis that the stratiform set up down, mould plastics and run through on skeleton, foaming layer and the slush molding epidermis and seted up the defrosting wind gap, this defrosting wind gap interpolation is equipped with defrosting grid body, and its key lies in: be equipped with two at least buckles on the defrosting grid body, the lower surface of the skeleton of moulding plastics centers on the defrosting wind gap is equipped with the joint platform of corresponding quantity, wherein two the joint bench is equipped with respectively prevents rotatory locating part, the buckle lock is corresponding the joint bench is last, and two prevent that rotatory locating part is close to respectively in the correspondence on the lateral wall of buckle, two prevent that rotatory locating part is followed clockwise and anticlockwise respectively and is stopped the defrosting grid body is rotatory. By adopting the technical scheme, when the defrosting grid body is matched with the instrument board consisting of the injection molding framework, the foaming layer and the slush molding skin, the defrosting grid body is prevented from rotating through the two anti-rotation limiting parts, so that the assembling accuracy is improved, and the appearance attractiveness after assembling is improved.

Preferably, the method comprises the following steps:

the injection molding framework is provided with a yielding weakening groove close to the clamping table. By adopting the structure, the yielding weakening groove can adapt to the slight deformation of the clamping table during assembly, thereby ensuring smooth assembly.

The number of the buckles is four, the buckles are located on four side walls of the defrosting grid body respectively, four clamping platforms are correspondingly arranged on the injection molding framework, two adjacent clamping platforms are provided with the rotary limiting parts, and the two rotary limiting parts are located between the two corresponding buckles. By adopting the structure, the defrosting grid body is more firmly installed.

Two have near the joint platform of anti-rotation locating part 1 seted up respectively on the skeleton of moulding plastics let a position the groove of weakening, two in addition the joint platform both sides mould plastics and seted up one respectively on the skeleton let a position the groove of weakening. By adopting the structure, the injection molding framework has stronger adaptability to fine deformation generated in assembly.

The surface of the injection molding framework, which is close to the foaming layer, is provided with N supporting cushion blocks around the defrosting air port, the defrosting grid body is correspondingly provided with a supporting table, and the supporting table is supported on the corresponding supporting cushion blocks. By adopting the structure, the supporting cushion block can prevent excessive insertion and supporting of the defrosting grid body in the assembling process.

Above-mentioned N is 4, correspond on the frost grid body and be equipped with four brace tables, four the brace table is located four respectively the side top of buckle, the clearance between the lateral wall that brace table and the buckle that corresponds are close to each other is L, and 0 < L is less than or equal to 10 mm. By adopting the structure, after the assembly is completed, the upper limit and the lower limit are formed between the supporting cushion block and the buckle, so that the frost grid body is firmly installed on the instrument panel.

Above-mentioned buckle is the portal form, and its opening down, the roof of buckle with support the riser with the outer wall fixed connection of defrosting grid body, the roof slopes down and extends and form the chucking panel, and this chucking panel straining is corresponding the joint bench is last, two support between the riser be equipped with the strengthening rib on the outer wall of defrosting grid body, the strengthening rib with support the riser court the chucking panel slope extends and forms the spigot surface rather than fixed connection. By adopting the structure, the defrosting grid body can be inserted more smoothly and more labor-saving under the assistance of the guide surface during assembly.

And a clamping panel matched with the clamping table with the rotation-proof limiting part corresponds to the rotation-proof limiting part and is provided with a triangular shape leading position angle. By adopting the structure, the rotation-proof limiting part is more smoothly matched with the corresponding buckle during assembly.

Compared with the prior art, the beneficial effects of the utility model are that: the defrosting grid body is installed smoothly and labor-saving, and can not rotate during assembly, so that the assembly precision is improved, the attractiveness of the assembled grid body is improved, the defrosting grid body is installed firmly after assembly, and the defrosting grid body is not easy to loosen and fall off in the transportation process.

Drawings

Fig. 1 is a schematic perspective view of a first viewing angle of the present invention;

fig. 2 is a schematic perspective view of a second viewing angle of the present invention;

FIG. 3 is a schematic view of the fitting structure of the defrosting grill body and the injection molded frame;

FIG. 4 is a schematic perspective view of a first view of an injection molded frame;

FIG. 5 is a schematic perspective view of a second perspective view of an injection molded frame;

fig. 6 is a schematic structural view of the defrost grill body.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

As shown in fig. 1-6, an anti-rotation mounting structure of a defrosting grid comprises an injection molding framework 5, a foaming layer 4 and a slush molding skin 1 which are arranged from bottom to top in a layered manner, defrosting air ports are arranged on the injection molding framework 5, the foaming layer 4 and the slush molding skin 1 in a penetrating manner, a defrosting grid body 3 is inserted in the defrosting air port, at least two buckles 7 are arranged on the defrosting grid body 3, the lower surface of the injection molding framework 5 is provided with a corresponding number of clamping tables 6 around the defrosting air opening, wherein two be equipped with respectively on the joint platform 6 and prevent rotatory locating part 10, buckle 7 lock is corresponding on the joint platform 6, two prevent that rotatory locating part 10 is close to respectively in the correspondence on the lateral wall of buckle 7, prevent clockwise and anticlockwise stop respectively from preventing for two prevent that rotatory locating part 10 prevents the defrosting grid body 3 is rotatory, be close to on the skeleton 5 of moulding plastics joint platform 6 has seted up and has stepped down the groove of weakening 8.

In this embodiment, the number of the buckles 7 is four, the four buckles 7 are respectively located on four side walls of the defrosting grid body 3, the injection molding framework 5 is correspondingly provided with four clamping tables 6, two adjacent clamping tables 6 are provided with the rotation limiting parts 10, the rotation limiting parts 10 are boss-shaped, and the two rotation limiting parts 10 are located between the two corresponding buckles 7. Of course, as an alternative, two rotation stoppers 10 may also be located outside the corresponding two buckles 7, and this design also organizes the rotation of the defrost grill body 3 from both clockwise and counterclockwise directions.

Two have near the joint platform 6 of anti-rotation locating part 10 it has seted up 1 respectively on the skeleton 5 of moulding plastics to let a position weak groove 8, two in addition 6 both sides of joint platform mould plastics and have seted up one respectively on the skeleton 5 let a position weak groove 8.

The skeleton 5 of moulding plastics is close to the surface of foaming layer 4 centers on the defrosting wind gap is equipped with a N lip block 9, and N is 4 in this embodiment, correspond on the defrosting grid body 3 and be equipped with four brace tables 2, brace table 2 supports and is corresponding on the lip block 9, for convenient assembly, four brace table 2 is located four respectively buckle 7's side top, the clearance between the lateral wall that brace table 2 and the buckle 7 that corresponds are close to each other is L, and 0 < L is less than or equal to 10 mm.

Preferably, buckle 7 is portal form, and its opening down, roof 7a and the support riser 7b of buckle 7 with defrosting grid body 3's outer wall fixed connection, rotatory locating part 10 is close to on the support riser 7b of buckle 7 that corresponds, roof 7a inclines down to extend and forms chucking panel 7d, and this chucking panel 7d fastens and is in corresponding on joint platform 6, two support risers 7b between be equipped with strengthening rib 7c on the outer wall of defrosting grid body 3, strengthening rib 7c and the lower extreme of support riser 7b orientation chucking panel 7d slope and form the spigot surface rather than fixed connection, with have on the joint platform 6 complex chucking panel 7d of anti-rotation locating part 10, correspond anti-rotation locating part 10 is equipped with the abdication angle 7 d' of triangle-shaped.

The top wall of the defrosting grid body 3 is turned outwards to form a positioning flange, the slush molding skin 1 is provided with a corresponding positioning groove corresponding to the positioning flange, during assembly, the defrosting grid body 3 is inserted into a defrosting air port from one side of the slush molding skin 1, one side of two buckles 7 with an allowance angle 7 d' is pressed downwards to be abutted against corresponding clamping tables 6, then the other side of the defrosting grid body 3 is pressed down forcibly, so that the other two buckles 7 and the corresponding clamping tables 6 are matched in place, the positioning flange falls in the positioning groove, in the process, although the slush molding skin 1 and the foaming layer 4 are soft, due to the limitation of two rotation prevention limiting parts 10, the defrosting grid body 3 cannot rotate in the circumferential direction, after assembly, the defrosting grid body 3 and the slush molding skin 1 are good in matching degree and high in attractiveness.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims

1. The utility model provides an anti-rotation mounting structure of defrosting grid, includes from down up to be injection moulding skeleton (5), foaming layer (4) and slush molding epidermis (1) that the stratiform set up, run through on injection moulding skeleton (5), foaming layer (4) and slush molding epidermis (1) and seted up the defrosting wind gap, this defrosting wind gap interpolation is equipped with defrosting grid body (3), its characterized in that: be equipped with two at least buckles (7) on defrosting grid body (3), the lower surface of skeleton (5) of moulding plastics centers on the defrosting wind gap is equipped with joint platform (6) of corresponding quantity, wherein two be equipped with respectively on joint platform (6) and prevent rotatory locating part (10), buckle (7) lock is corresponding on joint platform (6), two prevent that rotation locating part (10) are respectively near corresponding on the lateral wall of buckle (7), two prevent that rotation locating part (10) stop from clockwise and anticlockwise respectively defrosting grid body (3) are rotatory.

2. The anti-rotation mounting structure of a defrost grid of claim 1, wherein: the injection molding framework (5) is close to the clamping table (6) and is provided with a yielding weakening groove (8).

3. The anti-rotation mounting structure of a defrost grid of claim 2, wherein: buckle (7) are totally four, four buckle (7) are located respectively on four lateral walls of defrosting grid body (3), it is equipped with four joint platform (6) to correspond on skeleton (5) to mould plastics, and wherein two are adjacent be equipped with on joint platform (6) rotatory locating part (10), two rotatory locating parts (10) are located between two buckles (7) that correspond.

4. The anti-rotation mounting structure of a defrost grid of claim 3, wherein: two have near joint platform (6) of anti-rotation locating part (10) mould plastics and seted up 1 on skeleton (5) respectively let a position and weaken groove (8), two in addition the joint platform (6) both sides mould plastics and seted up one respectively on skeleton (5) let a position and weaken groove (8).

5. The anti-rotation mounting structure of a defrost grid according to claim 2, 3 or 4, wherein: the surface that frame (5) of moulding plastics are close to foaming layer (4) centers on the defrosting wind gap is equipped with N lip block (9), correspond on defrosting grid body (3) and be equipped with brace table (2), brace table (2) support on lip block (9) that correspond.

6. The anti-rotation mounting structure of a defrost grid of claim 5, wherein: n is 4, correspond on frost grid body (3) and be equipped with four brace tables (2), four brace table (2) are located four respectively the side top of buckle (7), the clearance between the lateral wall that brace table (2) and buckle (7) that correspond are close to each other is L, and L is more than 0 is less than or equal to 10 mm.

7. The anti-rotation mounting structure of a defrost grid of claim 3, wherein: buckle (7) are the portal form, and its opening down, roof (7a) and the support riser (7b) of buckle (7) with the outer wall fixed connection of defrosting grid body (3), roof (7a) slope down extends and forms chucking panel (7d), and this chucking panel (7d) straining is corresponding on joint platform (6), two support between riser (7b) be equipped with strengthening rib (7c) on the outer wall face of defrosting grid body (3), strengthening rib (7c) and the lower extreme court that supports riser (7b) chucking panel (7d) slope extend and form the spigot surface rather than fixed connection.

8. The anti-rotation mounting structure of a defrost grid of claim 7, wherein: and a clamping panel (7d) matched with the clamping table (6) with the anti-rotation limiting part (10) corresponds to the anti-rotation limiting part (10) and is provided with a triangular-shaped clearance angle (7 d').