CN205326767U - Car door protective plate and injection mold - Google Patents

Abstract

The utility model discloses a car door guard and an injection mold for producing the car door guard, wherein the car door guard includes an upper guard, a lower guard and a connecting ridge, and the upper guard, the lower guard and the connecting ridge are Integral structure, the connecting ridge is used to connect the upper guard plate and the lower guard plate and distinguish the upper guard plate and the lower guard plate; the injection mold includes an upper mold and a lower mold, and the upper mold and the lower mold cooperate to form an injection cavity, and the injection cavity includes sequentially The connected upper guard plate cavity, the connecting ridge cavity and the lower guard plate cavity, the surface texture of the upper guard plate cavity and the lower guard plate cavity are different; the above-mentioned door guard plate adopts an integrated structure, and only one set of injection mold is needed , one-time injection molding, different textures of the upper guard plate and the lower guard plate can be realized by setting different textures on the surface of the injection mold cavity, which is convenient for production and does not require assembly, improves production efficiency, reduces defective rate and Cost of production.

Description

A kind of car door guard plate and injection mold

technical field

The utility model relates to the technical field of vehicles, in particular to a car door guard and an injection mold.

Background technique

The door guard is an important component of the car door. It can not only beautify the car door as decoration, but also provide storage space to meet people's needs.

In the prior art, please refer to Fig. 1-Fig. 3, Fig. 1 is the disassembled structure schematic diagram of the car door guard plate in the prior art, Fig. 2 is the front view after the car door guard plate is assembled in the prior art, Fig. 3 is that in Fig. 2 The A-A view of the car door guard plate is divided into two parts: the upper door guard plate 100 and the lower door guard plate 200 because of the shape requirements, so that the upper and lower guard plates can be made into different colors and leather patterns, and the upper door guard plate 100 is A welding post 101 is provided, and a welding hole 201 matching with the welding post 101 is provided on the lower guard plate 200 of the car door. During assembly, the welding post 101 needs to pass through the welding hole 201, and the upper and lower sides are connected by heat-melting the welding post 101. The guard plate is fixed. When producing the above-mentioned door guard plate, it is necessary to make two sets of molds. The cost of the mold is high, resulting in an increase in production costs. In addition, the upper and lower guard plates need to be welded and assembled after production, which in turn leads to Reduced the increase of defective products, further increased production costs, and reduced production efficiency.

Therefore, how to provide a car door guard, which can facilitate production and assembly, reduce the defective rate, and thereby reduce the production cost has become an important technical problem to be solved urgently by those skilled in the art.

Utility model content

In view of this, the utility model provides a car door guard and an injection mold to facilitate production and assembly, reduce the rate of defective products, and thereby reduce production costs.

In order to achieve the above object, the utility model provides the following technical solutions:

A car door guard, the car door guard includes an upper guard, a lower guard and a connecting ridge, the upper guard, the lower guard and the connecting ridge are integrated, and the connecting ridge is used to connect The upper guard plate and the lower guard plate distinguish the upper guard plate from the lower guard plate.

Preferably, the connection between the connecting ridge and the upper guard plate and the lower guard plate forms a slot, and the opening of the slot is in the same direction as the exterior surface of the door guard plate.

Preferably, the depth of the splitting groove is 1 cm-1.5 cm, and the width is 0.5 cm-1 cm.

Preferably, the depth of the splitting groove is 1.5 cm, and the width is 0.8 cm.

Preferably, the connecting ridge forms a ridge-like protrusion on the back side of the door guard panel.

Preferably, the cross-section of the connecting ridge is trapezoidal.

Preferably, the thickness of the connecting ridge is 2cm-3cm.

Preferably, the length of the upper base of the ridge is 0.5 cm to 1 cm, and the length of the lower base is 2.5 cm to 3 cm.

Preferably, the cross section of the connecting ridge is semicircular, semielliptical or triangular.

An injection mold for producing a car door guard as described in any one of the above, comprising an upper mold and a lower mold, the upper mold cooperates with the lower mold to form an injection molding cavity, and the injection molding cavity includes sequentially connected The cavity of the upper guard plate, the cavity of the connecting ridge and the cavity of the lower guard plate, the surface textures of the cavity of the upper guard plate and the cavity of the lower guard plate are different.

It can be seen from the above technical solution that the utility model provides a car door guard and an injection mold for producing the car door guard, wherein the car door guard includes an upper guard, a lower guard and a connecting ridge, and the upper guard , the lower guard plate and the connecting ridge are integrated structure, the connecting ridge is used to connect the upper guard plate and the lower guard plate and distinguish the upper guard plate and the lower guard plate; the injection mold includes an upper mold and a lower mold, and the upper mold and the lower mold cooperate to form injection molding The cavity, the injection molding cavity includes the cavity of the upper guard plate, the cavity of the connecting ridge and the cavity of the lower guard plate connected in sequence. The surface texture of the cavity of the upper guard plate is different from that of the cavity of the lower guard plate; Structure, only one set of injection mold is needed, one-time injection molding is enough, the different textures of the upper guard plate and the lower guard plate can be realized by setting different textures on the surface of the injection mold cavity, which is convenient for production and does not require assembly, which improves production Efficiency, reduced defective rate and production cost.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic diagram of an exploded structure of a car door guard in the prior art;

Fig. 2 is the front view of the assembled car door guard in the prior art;

Fig. 3 is A-A view among Fig. 2;

Fig. 4 is the front view of the car door guard plate provided by the embodiment of the utility model;

Fig. 5 is a B-B view in Fig. 4 .

detailed description

The utility model provides a car door guard plate and an injection mold to facilitate production and assembly, reduce defective rate, and thereby reduce production cost.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 4 and Fig. 5, Fig. 4 is a front view of the door guard provided by the embodiment of the utility model, and Fig. 5 is a B-B view in Fig. 4 .

The embodiment of the utility model provides a car door guard plate and an injection mold for producing the car door guard plate, wherein the car door guard plate includes an upper guard plate 1, a lower guard plate 3 and a connecting ridge 2, the upper guard plate 1, the lower guard plate Guard plate 3 and connecting ridge 2 are integral structures, and connecting ridge 2 is used for connecting upper guard plate 1 and lower guard plate 3 and distinguishing upper guard plate 1 and lower guard plate 3; The lower mold cooperates to form an injection cavity. The injection cavity includes an upper guard plate cavity, a connecting ridge cavity and a lower guard plate cavity connected in sequence. The upper guard plate cavity and the lower guard plate cavity have different surface textures.

Compared with the prior art, the door guard plate provided by the embodiment of the utility model adopts an integrated structure, and only one set of injection mold is needed, and one-time injection molding is enough. The upper guard plate 1 and the lower guard plate 3 have different patterns. It is realized by setting different textures on the surface of the cavity of the injection mold, which is convenient for production and does not require assembly, improves production efficiency, and reduces defective rate and production cost.

The relative positions of the connecting ridge 2 and the upper guard plate 1 and the lower guard plate 3 can be adjusted as required. In the embodiment of the utility model, the connecting ridge 2 is located between the upper and lower guard plates and is close to the back of the upper and lower guard plates. 2 The joints with the upper guard plate 1 and the lower guard plate 3 form a split groove to meet the shape requirements of the door guard plate. The opening of the split slot is in the same direction as the appearance surface of the door guard plate. The panel faces the surface of the vehicle compartment that is visible to the occupants, while the back of the door panel is the surface that is not visible to occupants facing outside the vehicle compartment.

The depth and width of the slot can be set according to the shape of the door panel. In the embodiment of the utility model, the depth of the slot is 1 cm to 1.5 cm, and the width is 0.5 cm to 1 cm. Preferably, the depth of the slit groove is 1.5 cm, and the width is 0.8 cm.

In order to further optimize the above-mentioned technical solution and ensure the strength of the door guard while meeting the requirements of the door panel shape, in the embodiment of the present invention, the connecting ridge 2 forms a ridge-like protrusion on the back of the door guard.

The connecting ridge 2 can adopt various shapes. For example, the cross-section of the connecting ridge 2 can be semicircular, semi-elliptical, triangular, etc. In the embodiment of the utility model, the cross-section of the connecting ridge 2 is trapezoidal. Further, the thickness of the connecting ridge 2 , that is, the height of the trapezoid is 2 cm to 3 cm, preferably, the thickness of the connecting ridge 2 is 2.5 cm.

In the embodiment of the present utility model, the length of the upper base of the ridge-like protrusion formed by the connecting ridge 2 on the back of the car door guard plate is 0.5 cm to 1 cm, and the length of the lower base is 2.5 cm to 3 cm. Preferably, the length of the upper base of the ridge-like protrusion is It is 0.8cm, and the bottom length is 2.8cm.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. a car door guard plate, it is characterized in that, described car door guard plate includes upper guard board (1), lower backplate (3) and connects ridge (2), described upper guard board (1), described lower backplate (3) and described connection ridge (2) are structure as a whole, and described connection ridge (2) is used for connecting described upper guard board (1) and described lower backplate (3) and distinguishing described upper guard board (1) and described lower backplate (3)。

2. car door guard plate according to claim 1, it is characterized in that, the junction of described connection ridge (2) and upper guard board (1) and lower backplate (3) forms parting groove, and the opening of described parting groove and the appearance of described car door guard plate are towards identical。

3. car door guard plate according to claim 2, it is characterised in that the degree of depth of described parting groove is 1cm～1.5cm, width is 0.5cm～1cm。

4. car door guard plate according to claim 3, it is characterised in that the degree of depth of described parting groove is 1.5cm, width is 0.8cm。

5. car door guard plate according to claim 2, it is characterised in that described connection ridge (2) forms ridge projections at the back side of described car door guard plate。

6. car door guard plate according to claim 5, it is characterised in that the cross section of described connection ridge (2) is trapezoidal。

7. car door guard plate according to claim 5, it is characterised in that the thickness of described connection ridge (2) is 2cm～3cm。

8. car door guard plate according to claim 7, it is characterised in that the upper base length of described ridge projections is 0.5cm～1cm, goes to the bottom long for 2.5cm～3cm。

9. car door guard plate according to claim 1, it is characterised in that the cross section of described connection ridge (2) is semicircle, half elliptic or triangle。

10. the injection mold being used for producing the car door guard plate as described in any one of claim 1-9, including upper mould and counterdie, described upper mould and described counterdie cooperatively form injection mold cavity, it is characterized in that, described injection mold cavity includes the upper guard board die cavity, connection ridge chamber and the lower backplate die cavity that are sequentially connected, and described upper guard board die cavity is different from the surface pattern of described lower backplate die cavity。