CN216544189U

CN216544189U - Forming female die for car lamp structural part

Info

Publication number: CN216544189U
Application number: CN202122988339.5U
Authority: CN
Inventors: 薛靖辉
Original assignee: Taicang Xituo Automation Equipment Co ltd
Current assignee: Taicang Xituo Automation Equipment Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-17
Anticipated expiration: 2031-12-01

Abstract

The utility model belongs to the technical field of vehicle lamp manufacturing, and particularly relates to a vehicle lamp structural part forming female die. The top of the forming female die provided by the utility model is provided with a flat separating surface, a die cavity which is sunken downwards is arranged on the separating surface, and the die cavity comprises an upper step surface, a lower step surface and a surrounding wall. The upper step surface is lower than the separating surface and is annular as a whole, and the upper step surface is formed by enclosing a first step surface section, a second step surface section, a third step surface section, a fourth step surface section and a fifth step surface section in sequence. The lower step surface is lower than the upper step surface and is positioned inside the upper step surface, and the surrounding wall is connected between the upper step surface and the lower step surface. The forming female die for the vehicle lamp structural part, provided by the utility model, is reasonable in design, can be used for forming the vehicle lamp structural part in batch, and ensures the accurate size and stable quality of the complex outer surface of the vehicle lamp structural part; the automobile lamp structural part manufactured by using the forming female die is reasonable and accurate in area distribution, convenient to assemble and capable of effectively improving the accuracy and reliability of assembly.

Description

Forming female die for car lamp structural part

Technical Field

The utility model belongs to the technical field of vehicle lamp manufacturing, and particularly relates to a vehicle lamp structural part forming female die.

Background

The vehicle lamp assembly is an important component of the vehicle, is a lighting tool for the vehicle to run on a road at night, and is also a prompting tool for the vehicle to send various running signals. With the continuous improvement of the integration level of the car lights and the continuous abundance of the functions of the car lights, the combined car lights have gradually become the current mainstream. The combined type car lamp is relatively complex in technology, various factors such as structural strength, waterproofness, assembly convenience, spatial arrangement of a plurality of lamps and lanterns, arrangement of an electric control unit and the like need to be considered, the internal structure of the combined type car lamp is often complex and irregular, and great difficulty is caused to the design of a forming die.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a forming female die for a vehicle lamp structural part, which is used for forming the outer surface of the vehicle lamp structural part.

The forming female die for the vehicle lamp structural part is integrally cuboid, the top of the forming female die is provided with a flat separating surface, and a downward sunken die cavity is arranged on the separating surface and used for containing a forming material, so that the forming material is cooled and formed to obtain the shape corresponding to the die cavity. The die cavity comprises an upper step surface, a lower step surface and a surrounding wall. The upper step surface is lower than the separating surface and is annular on the whole and used for forming the edge of the car lamp structure. The upper step surface is formed by enclosing a first step surface section, a second step surface section, a third step surface section, a fourth step surface section and a fifth step surface section in sequence. The lower step surface is lower than the upper step surface, is positioned inside the upper step surface and is used for forming the end surface of the car lamp structural part. The surrounding wall is connected between the upper step surface and the lower step surface and used for forming the side wall of the car lamp structural part. The third step surface section comprises a convex area which is convex inwards, and the convex area is rectangular. The first step surface section and the second step surface section are connected to form an included angle which is a concave angle, the second step surface section and the third step surface section are connected to form an included angle which is a concave angle, the third step surface section and the fourth step surface section are connected to form an included angle which is a concave angle, the fourth step surface section and the fifth step surface section are connected to form an included angle which is a convex angle, and the fifth step surface section and the first step surface section are connected to form an included angle which is a concave angle.

Further, the lower step surface is provided with a first bonding area; the first bonding area is in an arc strip shape and extends from the position right below the corner of the second step surface section and the third step surface section to the position right below the corner of the third step surface section and the fourth step surface section; the first adhesive region projects in a direction away from the third step face section. The lower step surface is provided with a first bonding area, and correspondingly, the end surface of the molded car lamp structural part is provided with a strip-shaped area for coating adhesive and bonding other structural parts.

Furthermore, a group of first salient points are arranged in the first bonding area; the first bumps are spaced apart in a stripe pattern in the first bonding region. Be equipped with a set of first bump in first bonding region, correspondingly, have the sunken of banding distribution on fashioned car light structure to be convenient for the bonding of gluing agent, promote adhesive force. Preferably, the first salient point is oval.

Furthermore, the lower step surface is provided with a second bonding area which is positioned on the convex side of the first bonding area and is close to the first step surface section; the second adhesive region is rectangular. The lower step surface is provided with a second bonding area, and accordingly, a rectangular area for coating adhesive and bonding an electric control element is formed on the end surface of the formed car lamp structural part.

Furthermore, a group of second salient points distributed in a rectangular array are arranged in the second bonding area. Correspondingly, a group of depressions distributed in a rectangular array are formed on the end face of the molded car lamp structural part, so that the adhesive force during adhesive bonding is improved. Preferably, the second bump is circular.

Furthermore, a third bonding area is arranged on the lower step surface, is positioned on the convex side of the first bonding area and is close to the fifth step surface section; the third adhesive area is fan-shaped. The lower step surface is provided with a third bonding area, and correspondingly, a fan-shaped area for coating adhesive and bonding a light reflecting piece is formed on the end surface of the car lamp structural part.

Furthermore, a group of third salient points distributed in a fan-shaped array is arranged in the third bonding area. Correspondingly, a group of recesses distributed in a sector array are formed on the end face of the molded car lamp structural part, so that the adhesive force during adhesive bonding is improved. Preferably, the third bump is circular.

Furthermore, a group of concave parts are arranged on the surrounding wall and below the first step surface section and the second step surface section. Accordingly, a set of convex clamping parts are formed on the side wall of the molded car lamp structural part, so that the car lamp structural part can be accurately assembled.

Has the advantages that: compared with the prior art, the forming female die for the vehicle lamp structural part, provided by the utility model, is reasonable in design, can be used for forming the vehicle lamp structural part in batch, and ensures the accurate size and stable quality of the complex outer surface of the vehicle lamp structural part; the automobile lamp structural part manufactured by using the forming female die is reasonable and accurate in area distribution, convenient to assemble and capable of effectively improving the accuracy and reliability of assembly.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a fragmentary schematic view of the upper step surface.

Fig. 3 is a schematic diagram of region division of the lower step surface.

FIG. 4 is a schematic view of the distribution of the concave portions.

In the figure, a separating surface 1, an upper step surface 2, a lower step surface 3, a surrounding wall 4, a first step surface section 21, a second step surface section 22, a third step surface section 23, a fourth step surface section 24 and a fifth step surface section 25 are formed in a surrounding manner, a convex area 231, a first bonding area 31, a first salient point 311, a second bonding area 32, a second salient point 321, a third bonding area 33, a third salient point 331 and a concave part 41.

Detailed Description

The utility model is further illustrated by the following examples, which are intended to illustrate the technical solutions of the utility model more clearly and are not to be construed as a limitation.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Example 1

A forming female die for a vehicle lamp structural part is shown in figures 1 to 4, the forming female die is in a cuboid shape as a whole, a flat separating surface 1 is arranged at the top of the forming female die, and a die cavity which is sunken downwards is arranged on the separating surface 1; the die cavity comprises an upper step surface 2, a lower step surface 3 and a surrounding wall 4; the upper step surface is lower than the separating surface 1, is annular as a whole and is formed by enclosing a first step surface section 21, a second step surface section 22, a third step surface section 23, a fourth step surface section 24 and a fifth step surface section 25 in sequence; the lower step surface 3 is lower than the upper step surface 2 and is positioned inside the upper step surface 2; the surrounding wall 4 is connected between the upper step surface 2 and the lower step surface 3; the third step surface section 23 includes a convex area 231 which is convex inward, and the convex area 231 is rectangular; the first step surface section 21 and the second step surface section 22 are connected to form an included angle which is a concave angle, the second step surface section 22 and the third step surface section 23 are connected to form an included angle which is a concave angle, the third step surface section 23 and the fourth step surface section 24 are connected to form an included angle which is a concave angle, the fourth step surface section 24 and the fifth step surface section 25 are connected to form an included angle which is a convex angle, and the fifth step surface section 25 and the first step surface section 21 are connected to form an included angle which is a concave angle.

In this embodiment, the lower step surface 3 has a first adhesive region 31 thereon; the first adhesive region 31 is in the shape of an arc strip and extends from the position right below the corner of the second step surface section 22 and the third step surface section 23 to the position right below the corner of the third step surface section 23 and the fourth step surface section 24; the first adhesive area 31 projects away from the third step face section 23.

In the present embodiment, in the first adhesion region 31, a set of first bumps 311 is disposed; the first bumps 311 are spaced apart in a stripe pattern in the first adhesive region 31.

In this embodiment, the first bump 311 has an oval shape.

In this embodiment, the lower step surface 3 has a second adhesive region 32 thereon, and the second adhesive region 32 is located on the convex side of the first adhesive region 31 and close to the first step surface section 21; the second adhesive region 32 is rectangular.

In this embodiment, a set of second bumps 321 is disposed in the second bonding region 32 and distributed in a rectangular array.

In this embodiment, the second bumps 321 are circular.

In this embodiment, the lower step surface 3 has a third bonding region 33 thereon, and the third bonding region 33 is located on the convex side of the first bonding region 31 and close to the fifth step surface section 25; the third adhesive area 33 is fan-shaped.

In this embodiment, a set of third bumps 331 is disposed in the third bonding region 33 and distributed in a sector array, and the third bumps 331 are circular.

In this embodiment, a set of concave portions 41 are further provided on the surrounding wall 4 and below the first step surface section 21 and the second step surface section 22.

The above embodiments are exemplary only, and are intended to illustrate the technical concept and features of the present invention so that those skilled in the art can understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a car light structure shaping die which characterized in that: the forming female die is integrally rectangular, the top of the forming female die is provided with a flat separating surface (1), and a die cavity which is sunken downwards is arranged on the separating surface (1); the die cavity comprises an upper step surface (2), a lower step surface (3) and a surrounding wall (4); the upper step surface is lower than the separating surface (1), is annular as a whole and is formed by enclosing a first step surface section (21), a second step surface section (22), a third step surface section (23), a fourth step surface section (24) and a fifth step surface section (25) in sequence; the lower step surface (3) is lower than the upper step surface (2) and is positioned inside the upper step surface (2); the surrounding wall (4) is connected between the upper step surface (2) and the lower step surface (3); the third step surface section (23) comprises a convex area (231) which is convex inwards, and the convex area (231) is rectangular; first step face section (21) is connected with second step face section (22) and forms the contained angle for the reentrant angle, second step face section (22) is connected with third step face section (23) and forms the contained angle for the reentrant angle, third step face section (23) is connected with fourth step face section (24) and forms the contained angle for the reentrant angle, the contained angle that fourth step face section (24) and fifth step face section (25) are connected and form is the salient angle, fifth step face section (25) are connected with first step face section (21) and form the contained angle for the reentrant angle.

2. The forming die for the structural member of the vehicle lamp according to claim 1, characterized in that: the lower step surface (3) is provided with a first bonding area (31); the first bonding area (31) is in an arc strip shape and extends from the position right below the corner of the second step surface section (22) and the third step surface section (23) to the position right below the corner of the third step surface section (23) and the fourth step surface section (24); the first bonding area (31) protrudes in a direction away from the third step surface section (23).

3. The forming die for the structural member of the vehicle lamp according to claim 2, characterized in that: a group of first bumps (311) is arranged in the first bonding area (31); the first bumps (311) are arranged in the first bonding region (31) at intervals in a strip shape.

4. The forming die for the structural member of the vehicle lamp according to claim 3, characterized in that: the first salient point (311) is oval.

5. The forming die for the structural member of the vehicle lamp according to claim 2, characterized in that: the lower step surface (3) is provided with a second bonding area (32), and the second bonding area (32) is positioned on the convex side of the first bonding area (31) and is close to the first step surface section (21); the second adhesive region (32) is rectangular.

6. The forming die for the structural member of the vehicle lamp according to claim 5, characterized in that: a group of second salient points (321) distributed in a rectangular array are arranged in the second bonding area (32).

7. The forming die for the structural member of the vehicle lamp according to claim 6, characterized in that: the second salient point (321) is circular.

8. The forming die for the structural member of the vehicle lamp according to claim 2, characterized in that: the lower step surface (3) is provided with a third bonding area (33), and the third bonding area (33) is positioned on the convex side of the first bonding area (31) and is close to the fifth step surface section (25); the third adhesive zone (33) is sector-shaped.

9. The forming die for the structural member of the vehicle lamp according to claim 8, characterized in that: a group of third salient points (331) distributed in a sector array are arranged in the third bonding area (33), and the third salient points (331) are circular.

10. The forming die for the structural member of the vehicle lamp according to claim 1, characterized in that: and a group of concave parts (41) are arranged on the surrounding wall (4) and are positioned below the first step surface section (21) and the second step surface section (22).