CN118977544A - Plastic tailgate assembled with outer panel - Google Patents
Plastic tailgate assembled with outer panel Download PDFInfo
- Publication number
- CN118977544A CN118977544A CN202411013289.0A CN202411013289A CN118977544A CN 118977544 A CN118977544 A CN 118977544A CN 202411013289 A CN202411013289 A CN 202411013289A CN 118977544 A CN118977544 A CN 118977544A
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- China
- Prior art keywords
- plate
- region
- assembled
- tailgate
- inner panel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
- B60J5/101—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans
- B60J5/107—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans constructional details, e.g. about door frame, panels, materials used, reinforcements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of automobile tail doors, and provides a plastic tail door assembled by an outer plate, which is divided into an upper region of the tail door and a lower region of the tail door, and comprises an inner plate, an outer plate and an upper cover plate, wherein the upper cover plate in the upper region of the tail door is connected to the upper part of the inner plate in a mounting way, a screw connection structure and/or a clamping structure are arranged on the inner plate, and the outer plate in the lower region of the tail door is directly assembled on the inner plate by means of the screw connection and/or the clamping structure. The invention has the advantages that three schemes are provided that the inner plate and the upper cover plate are connected together through a laser welding process, and the inner plate and the outer plate are assembled together in a mode of screw joint and clamping joint directly; the third is that upper cover plate and lower closing plate pass through laser welding technology and connect on the inner panel, and the planking is in the same place through the mode assembly of spiro union joint with the lower closing plate again, has not only guaranteed the leakproofness of whole tail-gate, reduces tail-gate product cost simultaneously, and the aesthetic property is better.
Description
Technical Field
The invention belongs to the technical field of automobile tail doors, and relates to a plastic tail door assembled by an outer plate.
Background
Along with the increasing requirements of oil consumption and electricity consumption, light weight is an essential link for reducing the electricity consumption and the oil consumption, and the composite material tail gate is a trend as a light weight scheme. But at the same time, the requirements of customers on cost are more and more strict, and cost reduction is also an important point of composite material tail gate promotion. At present, an inner plate and an outer plate of a tail gate made of composite materials are mainly bonded into an assembly through glue, and the scheme is high in cost and long in curing time due to the fact that the glue is high in cost.
Disclosure of Invention
The invention aims at solving the technical problem of the prior art, and provides the plastic tail gate for reducing the cost of a composite material tail gate product and facilitating the assembly of an outer plate for improving the competitiveness of the composite material tail gate.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a plastics tail-gate of planking assembly, divide into tail-gate upper portion region and tail-gate lower part region, its characterized in that includes inner panel, planking and upper cover plate, the upper portion at tail-gate upper portion region upper cover plate installation connection in the inner panel, the inner panel on arrange spiro union structure and/or joint structure, the planking in tail-gate lower part region relies on spiro union and/or joint structure to directly assemble on the inner panel.
As one of the modes, in the plastic tail gate assembled with the outer plate, the inner plate is provided with an upper laser welding area, and the upper cover plate on the upper area of the tail gate is connected with the upper laser welding area on the inner plate through laser welding.
In the plastic tail door assembled by the outer plate, the upper cover plate is made of a laser-transmitting material, and the inner plate is made of a material capable of absorbing light energy.
In the plastic tail gate assembled with the outer plate, the inner plate on the upper area of the tail gate is also provided with a glass window frame part, and the periphery of the glass window frame part is provided with a glass gluing area.
In the plastic tail door assembled by the outer plate, the screw structure comprises screws and nuts, the screws are arranged on the periphery of the inner plate, the inner plate and the outer plate are assembled and connected through the screws and the nuts, and the lower decorative strip or the blocking cover is installed at the screw position for shielding.
In the plastic tail door assembled by the outer plate, the buckle is arranged on the inner side of the inner plate, and the inner plate and the outer plate are connected through the buckle in a clamping and installing manner.
In the plastic tailgate assembled with the outer panel described above, the sealing bridge is provided on the inner panel at the boundary between the lower region of the tailgate and the both sides of the upper region of the tailgate. The sealing bridge prevents water entering the inner plate from flowing into the upper half area, and the combination of laser welding, glass gluing and the sealing bridge ensures the tightness of the upper area of the tail gate.
In another mode, in the plastic tail gate assembled by the outer plate, the inner plate is provided with an upper cover plate bonding area, and the upper cover plate on the upper area of the tail gate is bonded with the inner plate through the upper cover plate bonding area.
As a third aspect, in the plastic tailgate assembled with the outer panel, a lower sealing plate is further provided on the inner panel on a lower region of the tailgate, a lower laser welding region is provided on the inner panel, and the lower sealing plate on the lower region of the tailgate is connected to the lower laser welding region on the inner panel by laser welding.
In the plastic tail gate assembled by the outer plate, the lower sealing plate is connected to the inner plate by laser welding, and the outer plate in the lower area of the tail gate is directly assembled to the lower sealing plate by means of a screw connection and/or a clamping structure.
Compared with the prior art, the invention has the advantages that three schemes are provided, the first scheme is that the inner plate is adhered to the upper cover plate, and the inner plate and the outer plate are assembled together in a mode of screw joint and clamping joint; the second is that the inner plate and the upper cover plate are connected together through a laser welding process, and the inner plate and the outer plate are assembled together in a screw joint and clamping way directly; the third is that upper cover plate and lower closing plate pass through laser welding technology and connect on the inner panel, and the planking is in the same place through the mode assembly of spiro union joint with the lower closing plate again, has not only guaranteed the leakproofness of whole tail-gate, reduces tail-gate product cost simultaneously, and the aesthetic property is better.
Drawings
FIG. 1 is a schematic view of the structure of example 1 in a plastic tailgate assembled with the present outer panel;
FIG. 2 is a schematic view of the C-C directional structure of FIG. 1;
FIG. 3 is a schematic view of the inner panel construction of the lower region of the tailgate;
FIG. 4 is a schematic view of the structure of the sealing bridge in the lower region of the tailgate
FIG. 5 is a schematic view of the outer plate structure;
FIG. 6 is a schematic view of the D-D structure of FIG. 3;
FIG. 7 is a schematic view of the E-E directional structure of FIG. 3;
FIG. 8 is a schematic view of the F-F structure of FIG. 3;
FIG. 9 is a schematic view showing a laser welding structure of an inner plate and an upper cover plate in example 2;
FIG. 10 is a schematic view of the structure of example 3 in the plastic tailgate assembled with the present outer panel;
FIG. 11 is a schematic view showing the structure of the connection between the lower seal plate and the inner plate in example 3;
Fig. 12 is a schematic diagram of the G-G structure of fig. 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
In the figure; tail gate upper region 100; a tail gate lower region 200; an inner plate 300; an outer plate 400; an upper cover plate 500; upper laser welding area 600; a glass frit region 700; a glass window frame portion 800; a sealing bridge 900; a screw 1000; a nut 1001; clasp 1002; a lower molding 1003; a blanking cover 1004; an upper cover plate bonding region 1005; a lower sealing plate 1006; lower laser weld region 1007; laser 1008.
Example 1
As shown in fig. 1, the plastic tail gate assembled by the outer plate is divided into an upper region 100 of the tail gate and a lower region 200 of the tail gate, and comprises an inner plate 300, an outer plate 400 and an upper cover plate 500, wherein the upper cover plate 500 of the upper region 100 of the tail gate is installed and connected on the upper part of the inner plate 300, a screw structure and/or a clamping structure are arranged on the inner plate 300, and the outer plate 400 of the lower region 200 of the tail gate is directly assembled on the inner plate 300 by means of the screw structure and/or the clamping structure, so that the problems of high cost and long curing time of glue caused by the traditional plastic tail gate assembly are overcome.
Specifically, as shown in FIG. 2, the upper laser welding area 600 is provided on the inner panel 300, the upper cover 500 of the upper area 100 of the tail gate is welded to the upper laser welding area 600 on the inner panel 300 by laser 1008, the upper cover 500 is made of a laser-transmitting material for the convenience of laser 1008 welding, the inner panel 300 is made of a material capable of absorbing light energy, so that the upper cover 500 and the inner panel 300 can be assembled together, the inner panel 300 on the upper area 100 of the tail gate is also provided with a glass window frame part 800, the periphery of the glass window frame part 800 is provided with a glass glue coating area 700, glass can be mounted through the glass glue coating area 700, as further optimization, as shown in FIG. 4, a sealing bridge 900 is provided on the inner panel 300 at the junction of the two sides of the lower area 200 of the tail gate and the upper area 100 of the tail gate, where the sealing bridge 900 prevents water entering the inner panel 300 from flowing into the upper half area, the combination of laser welding, glass-gluing and sealing bridge 900 ensures the tightness of the upper area 100 of the tail gate, and in addition, in the lower area 200 of the tail gate, mainly the assembly of the inner plate 300 and the outer plate 400, in this embodiment, a screw structure and a clamping structure are mainly adopted to replace the original glue bonding scheme, as shown in fig. 5, 6 and 7, specifically, the screw structure comprises a screw 1000 and a nut 1001, the screw 1000 is arranged at the periphery of the inner plate 300, the buckle 1002 is arranged at the inner side of the inner plate 300, the screw 1000 and the buckle 1002 are distributed as shown in fig. 3 and 4, the inner plate 300 and the outer plate 400 are assembled and connected through the screw 1000 and the nut 1001, and because the installation hole is required to be made in the appearance area of the inner plate 300 to match the screw 1000, the aesthetic property of the inner plate 300 is damaged, and therefore, the lower decorative strip 1003 or the blocking cover 1004 is installed at the screw 1000 to shield, as shown in fig. 8, the inner plate 300 and the outer plate 400 are connected by the snap 1002 in a snap fit manner, the screws 1000 and the snap 1002 are distributed, and in addition, the lower area 200 of the tail gate is a wet area, so that the holes inside the sealing strips of the inner plate 300 are required to be additionally sealed (such as sealing foam, etc.), water is prevented from flowing into the trunk, and water entering the tail gate flows out through the drain outlet of the downward flanging of the outer plate 400.
Example 2
As shown in fig. 9, most of the structures of this embodiment are the same as those of embodiment 1, except that the inner panel 300 has an upper cover bonding region 1005, and the upper cover 500 of the upper end door region 100 is bonded to the inner panel 300 by the upper cover bonding region 1005, and other structures such as a sealing bridge 900 to ensure the tightness of the upper end door region 100 are the same as those of embodiment 1, and the inner panel 300 and the outer panel 400 are assembled by screw-coupling and/or clamping structures.
Example 3
As shown in fig. 10, the upper cover 500 and the inner panel 300 in this patent are assembled together in the same manner as in the embodiment 1, mainly the upper laser welding area 600 is provided on the inner panel 300, the upper cover 500 of the upper area 100 of the tail gate is welded to the upper laser welding area 600 on the inner panel 300 by laser 1008, the upper cover 500 is made of a laser-transmitting material, the inner panel 300 is made of a material capable of absorbing light energy for facilitating the laser welding, so that the upper cover 500 and the inner panel 300 can be assembled together, the inner panel 300 on the upper area 100 of the tail gate is further provided with a glass window frame 800, the periphery of the glass window frame 800 is provided with a glass-coated area 700, glass can be mounted through the glass-coated area 700, the inner panel 300 and the outer panel 400 on the lower area 200 of the tail gate are assembled for convenience of the patent, the inner panel 300 on the lower area 200 of the tail gate is further provided with a lower sealing plate 1006, the inner plate 300 is provided with a lower laser welding area 1007, a lower sealing plate 1006 on the lower area 200 of the tail gate is connected to the lower laser welding area 1007 on the inner plate 300 through laser welding, the lower sealing plate 1006 is connected to the inner plate 300 through laser welding, the outer plate 400 of the lower area 200 of the tail gate is directly assembled on the lower sealing plate 1006 by means of screw connection and/or clamping structure, the lower sealing plate 1006 is used as an intermediate body, the outer plate 400 of the lower area 200 of the tail gate and the inner plate 300 are mounted, wherein the lower sealing plate 1006 is made of a laser-transmitting material, the inner plate 300 is made of a material which absorbs light energy, the upper cover plate 500 and the lower sealing plate 1006 are welded to the inner plate 300 through laser welding, as shown in fig. 11 and 12, the inner plate 300 and the lower sealing plate are connected into a whole through laser welding during mounting, and then the lower sealing plate 1006 and the outer plate 400 are mounted through clamping and clamping of a buckle 1002, the wet area is between the lower sealing plate 1006 and the outer plate 400, so that the holes on the lower sealing plate 1006 need to be additionally sealed (such as sealing foam, etc.), water is prevented from flowing into the inner plate 300 and entering the interior of the trunk, water between the lower sealing plate 1006 and the outer plate 400 flows out through the drain outlet of the lower flanging of the outer plate 400, and the outer plate 400 is assembled on the lower sealing plate 1006, compared with the outer plate 400 directly assembled with the inner plate 300, the mounting holes do not damage the appearance surface of the inner plate 300, so that the appearance is better.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a plastics tail-gate of planking assembly, divide into tail-gate upper portion region and tail-gate lower part region, its characterized in that includes inner panel, planking and upper cover plate, the upper portion at tail-gate upper portion region upper cover plate installation connection in the inner panel, the inner panel on arrange spiro union structure and/or joint structure, the planking in tail-gate lower part region relies on spiro union and/or joint structure to directly assemble on the inner panel.
2. A plastic tailgate assembled with an outer panel according to claim 1 wherein said inner panel has an upper laser welded area and said upper cover panel is attached to said inner panel at an upper laser welded area by laser welding at an upper area of the tailgate.
3. The plastic tailgate assembled with the outer panel according to claim 2 wherein said upper cover plate is made of a laser-transmitting material and said inner panel is made of a material capable of absorbing light energy.
4. An outer panel fitted plastic tailgate according to claim 1 wherein the inner panel on the upper region of the tailgate further has a glass window frame portion with a glass glue area on the perimeter of the glass window frame portion.
5. The plastic tail gate assembled with the outer plate according to claim 1, wherein the screw structure comprises a screw and a nut, the screw is arranged at the periphery of the inner plate, the inner plate and the outer plate are assembled and connected through the screw and the nut, and a lower decorative strip or a blocking cover is arranged at the screw for shielding.
6. The plastic tailgate assembled with an outer panel according to claim 1 wherein the clip is disposed inside the inner panel, the inner panel and the outer panel being connected by a clip-fit mounting.
7. A plastic tailgate assembled with an outer panel according to claim 1 wherein there is a sealing bridge on the inner panel at the interface of the lower region of the tailgate and the two sides of the upper region of the tailgate.
8. A plastic tailgate assembled with an outer panel according to any one of claims 4 to 7 wherein the inner panel has an upper panel bonding region and wherein the upper panel is bonded to the inner panel at an upper region of the tailgate by the upper panel bonding region.
9. A plastic tailgate assembled with an outer panel according to any one of claims 2 to 7 wherein a lower sealing plate is further provided on the inner panel on the lower region of the tailgate, the inner panel having a lower laser welded region thereon, said lower sealing plate on the lower region of the tailgate being connected to the lower laser welded region on the inner panel by laser welding.
10. A plastic tailgate assembled with an outer panel according to claim 9 wherein the lower sealing plate is attached to the inner panel by laser welding and the outer panel in the lower region of the tailgate is directly assembled to the lower sealing plate by means of screw and/or snap-fit structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411013289.0A CN118977544A (en) | 2024-07-26 | 2024-07-26 | Plastic tailgate assembled with outer panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411013289.0A CN118977544A (en) | 2024-07-26 | 2024-07-26 | Plastic tailgate assembled with outer panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118977544A true CN118977544A (en) | 2024-11-19 |
Family
ID=93450739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411013289.0A Pending CN118977544A (en) | 2024-07-26 | 2024-07-26 | Plastic tailgate assembled with outer panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118977544A (en) |
-
2024
- 2024-07-26 CN CN202411013289.0A patent/CN118977544A/en active Pending
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