CN221437702U - Laser welding composite material tail gate - Google Patents

Abstract

The utility model provides a laser-welded composite tailgate, which belongs to the technical field of automobile tailgates. It solves the problems of high production cost and poor stability of existing automobile tailgates. The utility model provides a laser-welded composite tailgate including an inner panel and an outer panel. In the utility model, three assembly methods are used to facilitate people to assemble the composite tailgate according to the actual situation on site. Among them, the second and third composite tailgate assembly methods can effectively reduce the use of glue, reduce production costs, and improve the connection strength between the inner panel and the outer panel, the connection strength between the second window frame and the inner panel, and the connection strength between the inner panel, the middle panel and the outer panel, thereby improving the stability of the tailgate.

Description

A laser welded composite tailgate

Technical Field

The utility model belongs to the technical field of automobile tailgates and relates to a laser welded composite material tailgate.

Background technique

The tailgate of a car is an important component of the car. It plays a key role in wind resistance, fluid mechanics, air flow direction, etc. when the car is driving. The tailgate of a car includes inner panels, outer panels, tailgate glass and other components. Among them, the inner panels, outer panels, tailgate glass and other components are all bonded together with glue, but the cost of glue is high and the gluing process is complicated. Fluctuations during gluing and driving can easily lead to glue failure, resulting in the risk of cracking or falling off of the tailgate.

Summary of the invention

The utility model aims to solve the above problems in the prior art and proposes a laser welded composite tailgate which reduces the cost and improves the stability of the tailgate.

The purpose of the utility model can be achieved through the following technical solutions: A laser welded composite tailgate, comprising:

An inner plate is provided with an outer plate, and a glass sheet is provided on the inner plate.

In the above-mentioned laser-welded composite tailgate, the inner panel includes a lower panel body and a first window frame, and the lower panel body and the first window frame are integrally formed.

In the above-mentioned laser-welded composite material tailgate, a first window is provided in the middle of the first window frame.

In the above-mentioned laser-welded composite tailgate, the outer panel is connected to the lower panel by laser welding, a spoiler is welded on the first window frame, a groove is provided on the spoiler, the groove is aligned with the first window, and the above-mentioned glass sheet is installed on the first window.

In the above-mentioned laser-welded composite tailgate, first legs are provided at both ends of the spoiler, and the two first legs are respectively welded to the two ends of the first window frame.

In the above-mentioned laser-welded composite tailgate, the outer panel is connected to the lower panel by laser welding, a second window frame is welded to the first window frame, a second window is opened in the middle of the second window frame, the second window is aligned with the first window, and the above-mentioned glass sheet is installed on the second window.

In the above-mentioned laser-welded composite tailgate, the shape of the second window is the same as that of the first window, and the size of the first window is the same as that of the second window.

In the above-mentioned laser welded composite material tailgate, a middle plate is provided on the inner plate, and the outer plate and the middle plate are connected by bolts.

In the above-mentioned laser-welded composite tailgate, the middle plate includes a third plate body and a third window frame, the third plate body and the third window frame are integrally formed, a third window corresponding to the first window is provided in the middle of the third window frame, the third window frame is welded to the first window frame, the third plate body is welded to the lower plate body, and the outer plate and the third plate body are connected by bolts.

In the above-mentioned laser-welded composite material tailgate, the above-mentioned glass sheet is installed on the third window.

Compared with the prior art, the utility model has the following beneficial effects:

1. In the utility model, three assembly methods in three embodiments are used to facilitate people to assemble the composite material tailgate according to the actual situation on site. Among them, the second and third composite material tailgate assembly methods can effectively reduce the use of glue, reduce the production cost, and improve the connection strength between the inner panel and the outer panel, the connection strength between the second window frame and the inner panel, and the connection strength between the inner panel, the middle panel and the outer panel, thereby improving the stability of the tailgate.

2. Through the first composite material tailgate assembly method, other tailgate components are effectively reduced, thereby achieving the effect of reducing production costs and simplifying the tailgate.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of a first assembly method of a composite material tailgate in Embodiment 1. FIG.

FIG. 2 is a schematic structural diagram of a second assembly method of a composite material tailgate in the second embodiment.

FIG. 3 is a schematic structural diagram of a third assembly method of the composite material tailgate in the third embodiment.

Detailed ways

The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in FIG. 1 to FIG. 3 , a laser-welded composite tailgate of the present invention includes an inner panel 100 and an outer panel 200 .

An outer panel 200 is provided on the inner panel 100, and a glass sheet (not marked in the figure) is provided on the inner panel 100. The inner panel 100 includes a lower panel body 110 and a first window frame 120. The lower panel body 110 and the first window frame 120 are integrally formed. A first window 121 is provided in the middle of the first window frame 120. During installation, people need to install the outer panel 200 on the inner panel 100 to form a tailgate of the car.

Embodiment 1

As shown in FIG. 1 , this embodiment is the first assembly method of the composite material tailgate.

Specifically, the outer panel 200 is connected to the lower plate body 110 by laser welding, the first window frame 120 is welded with a spoiler 300, the spoiler 300 is provided with a slot 310, the slot 310 is aligned with the first window 121, the first window 121 is installed with the above-mentioned glass sheet (not marked in the figure), both ends of the spoiler 300 are provided with first legs 320, the two first legs 320 are respectively welded to the two ends of the first window frame 120, when installing, people need to laser weld the outer panel 200 and the lower plate body 110 Connect and weld the spoiler 300 and the first window frame 120 together to reduce the use of glue, thereby effectively improving the connection strength between the spoiler 300 and the inner panel 100 and improving the connection strength between the outer panel 200 and the inner panel 100. Thereafter, the glass sheet is installed in the first window 121. Specifically, when installing the spoiler 300, it is necessary to align the two first legs 320 with the two sides of the first window frame 120 respectively, and align the groove 310 with the first window 121 to achieve the positioning and installation of the spoiler 300 on the first window frame 120 of the inner panel 100.

Embodiment 2

As shown in FIG. 2 , this embodiment is a second assembly method of a composite material tailgate.

The outer panel 200 is connected to the lower plate body 110 by laser welding, and a second window frame 400 is welded to the first window frame 120, and a second window 410 is opened in the middle of the second window frame 400, and the second window 410 is aligned with the first window 121, and the above-mentioned glass piece (not marked in the figure) is installed on the second window 410, and the shape of the second window 410 is the same as that of the first window 121, and the size of the first window 121 is the same as that of the second window 410. During installation, people need to install the second window frame 400 on the first window frame 120 by laser welding, and install the glass piece on the second window frame 400. After that, people need to weld the lower plate body 110 and the lower plate body 110 of the inner plate 100 together by laser welding. In this way, the use of glue can be reduced, thereby effectively improving the connection strength between the second window frame 400 and the inner plate 100 and effectively improving the connection strength between the lower plate body 110 and the inner plate 100.

Embodiment 3

As shown in FIG3 , this embodiment is the third assembly method of the composite material tailgate.

A middle plate 500 is disposed on the inner plate 100 , and the outer plate 200 and the middle plate 500 are connected by bolts.

The middle plate 500 includes a third plate body 510 and a third window frame 520, the third plate body 510 and the third window frame 520 are integrally formed, a third window 521 corresponding to the first window 121 is provided in the middle of the third window frame 520, the third window frame 520 is welded to the first window frame 120, the third plate body 510 is welded to the lower plate body 110, the outer plate 200 is connected to the third plate body 510 by bolts, and the third window 521 is installed with the above-mentioned glass sheet (not marked in the figure). When installing, people need to connect the middle plate 500 and the inner plate 100 by laser welding. Specifically, the third window frame 520 of the middle plate 500 and the inner plate 100 are connected by laser welding. The first window frame 120 of the inner panel 100 is connected by laser welding, and the third plate body 510 of the middle panel 500 is connected to the lower plate body 110 of the inner panel 100 by laser welding. During this process, people need to install the glass sheet in the third window 521. Compared with the assembly method in the second embodiment, the assembly method in this embodiment further strengthens the connection area between the middle panel 500 and the inner panel 100, thereby effectively improving the connection strength between the inner panel 100 and the middle panel 500. After that, people only need to bolt the outer panel 200 and the third plate body 510 of the middle panel 500 to complete the installation of the composite tailgate.

The three assembly methods in the above three embodiments are used to facilitate people to assemble the composite material tailgate according to the actual situation on site. Among them, the second and third composite material tailgate assembly methods can effectively reduce the use of glue, and can improve the connection strength between the inner panel 100 and the outer panel 200, the connection strength between the second window frame 400 and the inner panel 100, and the connection strength between the inner panel 100, the middle panel 500 and the outer panel 200, thereby improving the stability of the tailgate.

It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

In addition, in the present invention, the descriptions such as "first", "second", "one", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

Claims (8)

1. A laser welded composite tailgate, characterized in that it comprises: an inner plate, an outer plate is arranged on the inner plate, and a glass sheet is arranged on the inner plate; the inner plate comprises a lower plate body and a first window frame, the lower plate body and the first window frame are integrally formed; a first window is arranged in the middle of the first window frame. 2. A laser-welded composite tailgate according to claim 1, characterized in that the outer panel is connected to the lower panel by laser welding, a spoiler is welded on the first window frame, a groove is provided on the spoiler, the groove is aligned with the first window, and the above-mentioned glass sheet is installed on the first window. 3. A laser welded composite tailgate according to claim 2, characterized in that first legs are provided at both ends of the spoiler, and the two first legs are respectively welded to the two ends of the first window frame. 4. A laser-welded composite tailgate according to claim 1, characterized in that the outer plate is connected to the lower plate by laser welding, a second window frame is welded to the first window frame, a second window is opened in the middle of the second window frame, the second window is aligned with the first window, and the above-mentioned glass sheet is installed on the second window. 5. The laser-welded composite tailgate according to claim 4, characterized in that the shape of the second window is the same as that of the first window, and the size of the first window is the same as that of the second window. 6. The laser welded composite tailgate according to claim 1, characterized in that a middle plate is provided on the inner plate, and the outer plate and the middle plate are connected by bolts. 7. A laser-welded composite tailgate according to claim 6, characterized in that the middle plate includes a third plate body and a third window frame, the third plate body and the third window frame are integrally formed, a third window corresponding to the first window is provided in the middle of the third window frame, the third window frame is welded to the first window frame, the third plate body is welded to the lower plate body, and the outer plate and the third plate body are connected by bolts. 8. The laser-welded composite tailgate according to claim 7, characterized in that the above-mentioned glass sheet is installed on the third window.