WO2018041019A1 - Lightweight interior/exterior weatherstrip for automobile - Google Patents

Lightweight interior/exterior weatherstrip for automobile Download PDF

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Publication number
WO2018041019A1
WO2018041019A1 PCT/CN2017/098947 CN2017098947W WO2018041019A1 WO 2018041019 A1 WO2018041019 A1 WO 2018041019A1 CN 2017098947 W CN2017098947 W CN 2017098947W WO 2018041019 A1 WO2018041019 A1 WO 2018041019A1
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WO
WIPO (PCT)
Prior art keywords
skeleton
resin member
tpo
tpo resin
bent
Prior art date
Application number
PCT/CN2017/098947
Other languages
French (fr)
Chinese (zh)
Inventor
江鑫龙
Original Assignee
广州东海敏孚汽车部件有限公司
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Publication of WO2018041019A1 publication Critical patent/WO2018041019A1/en

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Classifications

    • 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
    • B60J10/00—Sealing arrangements
    • B60J10/15—Sealing arrangements characterised by the material
    • 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
    • B60J10/00—Sealing arrangements
    • B60J10/70—Sealing arrangements specially adapted for windows or windscreens
    • 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
    • B60J10/00—Sealing arrangements
    • B60J10/80—Sealing arrangements specially adapted for opening panels, e.g. doors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/06—Sealing strips

Definitions

  • the invention relates to a water cut inside and outside a vehicle in the research field of automobile spare parts, in particular to a lightweight internal and external water cut of a car.
  • Automotive lightweight Of Automobile must reduce the weight of the car while ensuring the performance of the car, such as strength, rigidity and safety, thereby improving the car's power performance, fuel economy, and reducing exhaust pollution.
  • Lightweight vehicles are not just about reducing the weight of cars. They also include many new theories, new materials, and new processes.
  • the existing inner and outer water-cut seals are rolled from an iron material into an iron skeleton 1 by a roll forming machine, and then the TPO resin 2 is extruded on the skeleton by an extrusion die to form a desired product structure shape.
  • the TPO resin 2 completely wraps the iron skeleton 1, as shown in Figs. 1 and 2.
  • the current internal and external water-cut sealing strips have the following disadvantages:
  • the object of the present invention is to provide a lightweight internal and external water cutting of a vehicle, which can replace the iron skeleton with a resin skeleton, thereby reducing the weight of the inner and outer water-cut sealing strips, and reducing the weight by 20%-30% compared with the iron skeleton.
  • the solution to solve the technical problem of the present invention is: a lightweight internal and external water cut of a vehicle, comprising a resin skeleton, wherein the resin skeleton is provided with a first TPO resin member, a second TPO resin member, a third TPO resin member, and a first Four TPO resin parts and a fifth TPO resin piece.
  • the resin skeleton includes a strip-shaped first skeleton, a second skeleton, and a third skeleton, and one end of the first skeleton is connected to one end of the second skeleton through an arc-shaped skeleton, the first The other end of the skeleton is bent and connected to one end of the third skeleton, and the remaining end of the second skeleton is bent and then directed to the third skeleton to form a fourth skeleton, and the remaining end of the third skeleton is bent toward the second skeleton.
  • the first TPO resin member is fixed at a joint of the first skeleton and the third skeleton
  • the second TPO resin member is attached to the outer wall of the first skeleton, the curved skeleton, and the second skeleton
  • the third a TPO resin member is attached at a junction of the second skeleton and the fourth skeleton
  • the fourth TPO resin member is attached to an end of the fourth skeleton
  • the fifth TPO resin member is attached to a middle and a lower portion of the third skeleton and a fifth TPO The end of the resin member is inclined upward.
  • one end of the third TPO resin member is connected to the junction of the second skeleton and the fourth skeleton, and the other end of the third TPO resin member is bent and directed to the lower middle portion of the third skeleton, The end of the fourth TPO resin member is inclined to point to the upper middle portion of the third skeleton.
  • a first groove and a first boss below the first groove are disposed on a central portion of the third frame, and a connecting end of the fifth TPO resin member is connected to the first protrusion. On the stage, the free end of the fifth TPO resin member is bent and pointed upward.
  • the free end of the fifth TPO resin member is large in the middle and small in the tail end.
  • the inner side of the third bobbin is arranged with a second groove, and the second groove is opposite to the first groove and the two are respectively located inside and outside the third frame.
  • the first skeleton, the second skeleton, the third skeleton, the fourth skeleton, and the fifth skeleton are all PP resin skeletons.
  • the invention has the beneficial effects that the invention can reduce the weight of the inner and outer water-cut sealing strip by replacing the iron skeleton with the resin skeleton, and can reduce the weight by 20%-30% compared with the iron skeleton; the extrusion process is simplified, and the elimination is omitted.
  • the coil frame, electric welder, storage rack, roll forming machine, gluing machine, high frequency and other equipment required by the original iron skeleton reduce the equipment input cost and improve the extrusion efficiency; the lightweight internal and external water cuts due to the weight Reduced, thereby saving energy and reducing emissions.
  • FIG. 1 is a schematic cross-sectional view of a prior art iron skeleton
  • FIG. 2 is a schematic cross-sectional view of the inner and outer water cut in the prior art
  • Figure 3 is a schematic cross-sectional view showing a resin skeleton in the present invention.
  • Figure 4 is a schematic cross-sectional view of the present invention.
  • a lightweight interior and exterior water cut of a vehicle includes a resin skeleton 3 on which a first TPO resin member 41, a second TPO resin member 42, and a third TPO resin member 43 are disposed. a fourth TPO resin member 44 and a fifth TPO resin member 45, the resin skeleton 3 including a strip-shaped first skeleton 31, a second skeleton 32, and a third skeleton 33, one end of the first skeleton 31 passing through a curved skeleton 36 is connected to one end of the second bobbin 32. The other end of the first bobbin 31 is bent and connected to one end of the third bobbin 33.
  • the remaining end of the second bobbin 32 is bent and then directed to the third bobbin 33.
  • a fourth skeleton 34 the remaining one end of the third skeleton 33 is bent toward the second skeleton 32 to be bent into a fifth skeleton 35, and the first TPO resin member 41 is fixed at the junction of the first skeleton 31 and the third skeleton 33.
  • the second TPO resin member 42 is attached to the first skeleton 31, the curved skeleton, and the outer wall of the second skeleton 32, and the third TPO resin member 43 is connected at the junction of the second skeleton 32 and the fourth skeleton 34, the fourth The TPO resin member 44 is attached to the end of the fourth skeleton 34, and the fifth TPO resin member 45 is attached to the third bone.
  • the lower middle portion of the frame 33 and the end of the fifth TPO resin member are obliquely upward.
  • the weight of the inner and outer water-cut sealing strips can be reduced, and the iron skeleton 1 can be reduced by 20%-30% or more; the extrusion process is simplified, and the original iron skeleton 1 is omitted.
  • the coil rack, electric welder, storage rack, roll forming machine, gluing machine, high frequency and other equipment reduce the equipment input cost and improve the extrusion efficiency; the new lightweight internal and external water cuts are saved due to the weight reduction. Energy, reducing emissions.
  • one end of the third TPO resin member 43 is connected to the junction of the second skeleton 32 and the fourth skeleton 34, and the other end of the third TPO resin member 43 is bent and directed into the third skeleton 33.
  • the end of the fourth TPO resin member 44 is obliquely directed to the upper middle portion of the third skeleton 33, facilitating the mounting of the present invention at a corresponding position of the automobile.
  • a first groove 46 and a first boss 30 located below the first groove 46 are disposed on the outer side of the middle portion of the third frame 33, and the connection ends of the fifth TPO resin member 45 are connected. On the first boss 30, the free end of the fifth TPO resin member 45 is bent and pointed upward.
  • the free end of the fifth TPO resin member 45 has a large intermediate portion and a small end portion. This structure can improve the flexibility of the fifth TPO resin member 45 and improve the installation of the fifth TPO resin member 45. Sealed with the mounting position.
  • a second groove 47 is disposed on the inner side of the third frame 33, and the second groove 47 is opposite to the first groove 46 and both are located inside and outside the third frame 33, After the invention is installed in the corresponding position of the automobile, the sealing property is achieved by the first groove 46 and the second groove 47 being embedded in the corresponding positions.
  • the first skeleton 31, the second skeleton 32, the third skeleton 33, the fourth skeleton 34, and the fifth skeleton 35 are all PP resin skeletons 3, and are improved by the PP resin skeleton 3 and the first TPO.
  • the affinity between the resin member 41, the second TPO resin member 42, the third TPO resin member 43, the fourth TPO resin member 44, and the fifth TPO resin member 45, thereby improving the relationship between the PP resin skeleton 3 and the TPO resin member The stability of the connection makes it suitable for use in automobiles.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

Provided is a lightweight interior/exterior weatherstrip for an automobile, comprising a resin skeleton (3); said resin skeleton (3) is provided with a first TPO resin member (41), a second TPO resin member (42), a third TPO resin member (43), a fourth TPO resin member (44), and a fifth TPO resin member (45); Using a resin skeleton (3) in place of a metal skeleton (1) reduces the weight of interior/exterior weatherstrip sealing trim, and in comparison with a metal skeleton (1), reduces weight by 20% to 30% or more.

Description

一种轻量化的汽车内外水切  A lightweight car inside and outside water cut
技术领域Technical field
本发明涉及汽车零配件研究领域中的一种汽车内外水切，特别是一种轻量化的汽车内外水切。The invention relates to a water cut inside and outside a vehicle in the research field of automobile spare parts, in particular to a lightweight internal and external water cut of a car.
背景技术Background technique
面对能源紧张和大气污染，为了降低燃油能耗和尾气排放，各个汽车制造商都在推进汽车轻量化，汽车轻量化设计被提上日程，当然也包括汽车部件的轻量化。汽车轻量化(Lightweight of Automobile)就是必须在保证汽车使用性能，如强度、刚度和安全性的前提下，降低汽车的重量，从而提高汽车的动力性能，燃油经济性，并且降低废气污染。汽车轻量化并不只是简单地降低汽车重量，还包含了许多新理论、新材料、新工艺。In the face of energy shortages and air pollution, in order to reduce fuel consumption and exhaust emissions, various automakers are pushing for lightweight vehicles, and lightweight design of automobiles is on the agenda, including of course the weight reduction of automotive parts. Automotive lightweight Of Automobile) must reduce the weight of the car while ensuring the performance of the car, such as strength, rigidity and safety, thereby improving the car's power performance, fuel economy, and reducing exhaust pollution. Lightweight vehicles are not just about reducing the weight of cars. They also include many new theories, new materials, and new processes.
现有的内外水切密封件是由铁料经滚压成型机滚压成一个铁骨架1，然后通过挤出模具把TPO树脂2挤压在骨架上成型，做出我们想需的产品结构形状，TPO树脂2将铁骨架1完全包裹，如图1和图2所示。现在的内外水切密封饰条存在以下缺点：The existing inner and outer water-cut seals are rolled from an iron material into an iron skeleton 1 by a roll forming machine, and then the TPO resin 2 is extruded on the skeleton by an extrusion die to form a desired product structure shape. The TPO resin 2 completely wraps the iron skeleton 1, as shown in Figs. 1 and 2. The current internal and external water-cut sealing strips have the following disadvantages:
① 挤出的工序多，工装模具及设备的投入较多，如铁骨架1的卷料架、电焊机、储料架、滚压成型机、上胶机和高周波，以及TPO树脂2生产的挤出模具；1 There are many extrusion processes, and there are many inputs for tooling molds and equipment, such as the coil frame of the iron skeleton 1, the electric welder, the storage rack, the roll forming machine, the gluing machine and the high frequency, and the extrusion of the TPO resin 2 production. Mold
② 因为是铁骨架1（不锈铁），产品太重，成本较高。2 Because it is iron skeleton 1 (stainless iron), the product is too heavy and the cost is high.
发明内容Summary of the invention
本发明的目的，在于提供一种轻量化的汽车内外水切，其用树脂骨架替代铁骨架，可以降低了内外水切密封饰条的重量，对比铁骨架，可以减重20%-30%以上。The object of the present invention is to provide a lightweight internal and external water cutting of a vehicle, which can replace the iron skeleton with a resin skeleton, thereby reducing the weight of the inner and outer water-cut sealing strips, and reducing the weight by 20%-30% compared with the iron skeleton.
本发明解决其技术问题的解决方案是：一种轻量化的汽车内外水切，包括树脂骨架，所述树脂骨架上设有第一TPO树脂件、第二TPO树脂件、第三TPO树脂件、第四TPO树脂件以及第五TPO树脂件。The solution to solve the technical problem of the present invention is: a lightweight internal and external water cut of a vehicle, comprising a resin skeleton, wherein the resin skeleton is provided with a first TPO resin member, a second TPO resin member, a third TPO resin member, and a first Four TPO resin parts and a fifth TPO resin piece.
作为上述技术方案的进一步改进，所述树脂骨架包括条状的第一骨架、第二骨架以及第三骨架，所述第一骨架的一端通过弧形骨架与第二骨架的一端连接，所述第一骨架的另一端折弯后与第三骨架的一端连接，所述第二骨架余下的一端折弯后指向第三骨架后形成第四骨架，所述第三骨架余下的一端指向第二骨架弯曲成第五骨架，所述第一TPO树脂件固定在第一骨架和第三骨架的连接处，所述第二TPO树脂件附在第一骨架、弧形骨架以及第二骨架的外壁，第三TPO树脂件连接在第二骨架和第四骨架的连接处，所述第四TPO树脂件连接在第四骨架的末端，所述第五TPO树脂件连接在第三骨架的中下部且第五TPO树脂件的末端斜向上。As a further improvement of the above technical solution, the resin skeleton includes a strip-shaped first skeleton, a second skeleton, and a third skeleton, and one end of the first skeleton is connected to one end of the second skeleton through an arc-shaped skeleton, the first The other end of the skeleton is bent and connected to one end of the third skeleton, and the remaining end of the second skeleton is bent and then directed to the third skeleton to form a fourth skeleton, and the remaining end of the third skeleton is bent toward the second skeleton. Forming a fifth skeleton, the first TPO resin member is fixed at a joint of the first skeleton and the third skeleton, and the second TPO resin member is attached to the outer wall of the first skeleton, the curved skeleton, and the second skeleton, and the third a TPO resin member is attached at a junction of the second skeleton and the fourth skeleton, the fourth TPO resin member is attached to an end of the fourth skeleton, and the fifth TPO resin member is attached to a middle and a lower portion of the third skeleton and a fifth TPO The end of the resin member is inclined upward.
作为上述技术方案的进一步改进，所述第三TPO树脂件的一端连接在第二骨架和第四骨架的连接处，第三TPO树脂件的另一端弯曲后指向第三骨架的中下部，所述第四TPO树脂件的末端倾斜指向第三骨架的中上部。As a further improvement of the above technical solution, one end of the third TPO resin member is connected to the junction of the second skeleton and the fourth skeleton, and the other end of the third TPO resin member is bent and directed to the lower middle portion of the third skeleton, The end of the fourth TPO resin member is inclined to point to the upper middle portion of the third skeleton.
作为上述技术方案的进一步改进，所述第三骨架的中部外侧布置有第一凹槽以及位于第一凹槽下方的第一凸台，所述第五TPO树脂件的连接端连接在第一凸台上，第五TPO树脂件的自由端折弯后指向上。As a further improvement of the above technical solution, a first groove and a first boss below the first groove are disposed on a central portion of the third frame, and a connecting end of the fifth TPO resin member is connected to the first protrusion. On the stage, the free end of the fifth TPO resin member is bent and pointed upward.
作为上述技术方案的进一步改进，所述第五TPO树脂件的自由端呈中间大、尾端小。As a further improvement of the above technical solution, the free end of the fifth TPO resin member is large in the middle and small in the tail end.
作为上述技术方案的进一步改进，所述第三骨架的内侧布置有第二凹槽，所述第二凹槽与第一凹槽相对且两者分别位于第三骨架的内外侧。As a further improvement of the above technical solution, the inner side of the third bobbin is arranged with a second groove, and the second groove is opposite to the first groove and the two are respectively located inside and outside the third frame.
作为上述技术方案的进一步改进，所述第一骨架、第二骨架、第三骨架、第四骨架以及第五骨架均为PP树脂骨架。As a further improvement of the above technical solution, the first skeleton, the second skeleton, the third skeleton, the fourth skeleton, and the fifth skeleton are all PP resin skeletons.
本发明的有益效果是：本发明通过用树脂骨架替代铁骨架，可以降低了内外水切密封饰条的重量，对比铁骨架，可以减重20%-30%以上；精简了挤出工序，省去了原先铁骨架需要的卷料架、电焊机、储料架、滚压成型机、上胶机、高周波等设备，降低了设备投入成本，提高了挤出效率；轻量化的新型内外水切由于重量降低，从而节约了能源，降低了尾气排放。The invention has the beneficial effects that the invention can reduce the weight of the inner and outer water-cut sealing strip by replacing the iron skeleton with the resin skeleton, and can reduce the weight by 20%-30% compared with the iron skeleton; the extrusion process is simplified, and the elimination is omitted. The coil frame, electric welder, storage rack, roll forming machine, gluing machine, high frequency and other equipment required by the original iron skeleton reduce the equipment input cost and improve the extrusion efficiency; the lightweight internal and external water cuts due to the weight Reduced, thereby saving energy and reducing emissions.
附图说明DRAWINGS
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单说明。显然，所描述的附图只是本发明的一部分实施例，而不是全部实施例，本领域的技术人员在不付出创造性劳动的前提下，还可以根据这些附图获得其他设计方案和附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is apparent that the described drawings are only a part of the embodiments of the present invention, and not all of the embodiments, and those skilled in the art can obtain other designs and drawings according to the drawings without any creative work.
图1是现有技术中铁骨架的截面构示意图；1 is a schematic cross-sectional view of a prior art iron skeleton;
图2是现有技术中内外水切的截面示意图；2 is a schematic cross-sectional view of the inner and outer water cut in the prior art;
图3是本发明中树脂骨架的截面示意图；Figure 3 is a schematic cross-sectional view showing a resin skeleton in the present invention;
图4是本发明的截面示意图。Figure 4 is a schematic cross-sectional view of the present invention.
具体实施方式detailed description
以下将结合实施例和附图对本发明的构思、具体结构及产生的技术效果进行清楚、完整地描述，以充分地理解本发明的目的、特征和效果。显然，所描述的实施例只是本发明的一部分实施例，而不是全部实施例，基于本发明的实施例，本领域的技术人员在不付出创造性劳动的前提下所获得的其他实施例，均属于本发明保护的范围。另外，文中所提到的所有联接/连接关系，并非单指构件直接相接，而是指可根据具体实施情况，通过添加或减少联接辅件，来组成更优的联接结构。The concept, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings. It is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments, based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without creative efforts belong to The scope of protection of the present invention. In addition, all the coupling/joining relationships mentioned in the text are not directly connected to the components, but rather may constitute a better coupling structure by adding or reducing the coupling accessories according to the specific implementation.
参照图3～图4，一种轻量化的汽车内外水切，包括树脂骨架3，所述树脂骨架3上设有第一TPO树脂件41、第二TPO树脂件42、第三TPO树脂件43、第四TPO树脂件44以及第五TPO树脂件45，所述树脂骨架3包括条状的第一骨架31、第二骨架32以及第三骨架33，所述第一骨架31的一端通过弧形骨架36与第二骨架32的一端连接，所述第一骨架31的另一端折弯后与第三骨架33的一端连接，所述第二骨架32余下的一端折弯后指向第三骨架33后形成第四骨架34，所述第三骨架33余下的一端指向第二骨架32弯曲成第五骨架35，所述第一TPO树脂件41固定在第一骨架31和第三骨架33的连接处，所述第二TPO树脂件42附在第一骨架31、弧形骨架以及第二骨架32的外壁，第三TPO树脂件43连接在第二骨架32和第四骨架34的连接处，所述第四TPO树脂件44连接在第四骨架34的末端，所述第五TPO树脂件45连接在第三骨架33的中下部且第五TPO树脂件的末端斜向上。Referring to FIGS. 3 to 4, a lightweight interior and exterior water cut of a vehicle includes a resin skeleton 3 on which a first TPO resin member 41, a second TPO resin member 42, and a third TPO resin member 43 are disposed. a fourth TPO resin member 44 and a fifth TPO resin member 45, the resin skeleton 3 including a strip-shaped first skeleton 31, a second skeleton 32, and a third skeleton 33, one end of the first skeleton 31 passing through a curved skeleton 36 is connected to one end of the second bobbin 32. The other end of the first bobbin 31 is bent and connected to one end of the third bobbin 33. The remaining end of the second bobbin 32 is bent and then directed to the third bobbin 33. a fourth skeleton 34, the remaining one end of the third skeleton 33 is bent toward the second skeleton 32 to be bent into a fifth skeleton 35, and the first TPO resin member 41 is fixed at the junction of the first skeleton 31 and the third skeleton 33. The second TPO resin member 42 is attached to the first skeleton 31, the curved skeleton, and the outer wall of the second skeleton 32, and the third TPO resin member 43 is connected at the junction of the second skeleton 32 and the fourth skeleton 34, the fourth The TPO resin member 44 is attached to the end of the fourth skeleton 34, and the fifth TPO resin member 45 is attached to the third bone. The lower middle portion of the frame 33 and the end of the fifth TPO resin member are obliquely upward.
通过用树脂骨架3替代铁骨架1，可以降低了内外水切密封饰条的重量，对比铁骨架1，可以减重20%-30%以上；精简了挤出工序，省去了原先铁骨架1需要的卷料架、电焊机、储料架、滚压成型机、上胶机、高周波等设备，降低了设备投入成本，提高了挤出效率；轻量化的新型内外水切由于重量降低，从而节约了能源，降低了尾气排放。By replacing the iron skeleton 1 with the resin skeleton 3, the weight of the inner and outer water-cut sealing strips can be reduced, and the iron skeleton 1 can be reduced by 20%-30% or more; the extrusion process is simplified, and the original iron skeleton 1 is omitted. The coil rack, electric welder, storage rack, roll forming machine, gluing machine, high frequency and other equipment reduce the equipment input cost and improve the extrusion efficiency; the new lightweight internal and external water cuts are saved due to the weight reduction. Energy, reducing emissions.
进一步作为优选的实施方式，所述第三TPO树脂件43的一端连接在第二骨架32和第四骨架34的连接处，第三TPO树脂件43的另一端弯曲后指向第三骨架33的中下部，所述第四TPO树脂件44的末端倾斜指向第三骨架33的中上部，便于本发明安装于汽车的相应位置上。Further, as a preferred embodiment, one end of the third TPO resin member 43 is connected to the junction of the second skeleton 32 and the fourth skeleton 34, and the other end of the third TPO resin member 43 is bent and directed into the third skeleton 33. In the lower portion, the end of the fourth TPO resin member 44 is obliquely directed to the upper middle portion of the third skeleton 33, facilitating the mounting of the present invention at a corresponding position of the automobile.
进一步作为优选的实施方式，所述第三骨架33的中部外侧布置有第一凹槽46以及位于第一凹槽46下方的第一凸台30，所述第五TPO树脂件45的连接端连接在第一凸台30上，第五TPO树脂件45的自由端折弯后指向上。Further, as a preferred embodiment, a first groove 46 and a first boss 30 located below the first groove 46 are disposed on the outer side of the middle portion of the third frame 33, and the connection ends of the fifth TPO resin member 45 are connected. On the first boss 30, the free end of the fifth TPO resin member 45 is bent and pointed upward.
进一步作为优选的实施方式，所述第五TPO树脂件45的自由端呈中间大、尾端小，这样的结构，可以提高第五TPO树脂件45的柔性，提高第五TPO树脂件45安装时与安装位置密封性。Further, as a preferred embodiment, the free end of the fifth TPO resin member 45 has a large intermediate portion and a small end portion. This structure can improve the flexibility of the fifth TPO resin member 45 and improve the installation of the fifth TPO resin member 45. Sealed with the mounting position.
进一步作为优选的实施方式，所述第三骨架33的内侧布置有第二凹槽47，所述第二凹槽47与第一凹槽46相对且两者分别位于第三骨架33的内外侧，将本发明安装在汽车相应位置上后，通过第一凹槽46和第二凹槽47嵌在相应的位置上实现其密封性。Further, as a preferred embodiment, a second groove 47 is disposed on the inner side of the third frame 33, and the second groove 47 is opposite to the first groove 46 and both are located inside and outside the third frame 33, After the invention is installed in the corresponding position of the automobile, the sealing property is achieved by the first groove 46 and the second groove 47 being embedded in the corresponding positions.
进一步作为优选的实施方式，所述第一骨架31、第二骨架32、第三骨架33、第四骨架34以及第五骨架35均为PP树脂骨架3，通过PP树脂骨架3提高与第一TPO树脂件41、第二TPO树脂件42、第三TPO树脂件43、第四TPO树脂件44以及第五TPO树脂件45之间的亲和性，进而提高PP树脂骨架3和TPO树脂件之间的连接稳定性，使得其能应用于汽车中。Further, as a preferred embodiment, the first skeleton 31, the second skeleton 32, the third skeleton 33, the fourth skeleton 34, and the fifth skeleton 35 are all PP resin skeletons 3, and are improved by the PP resin skeleton 3 and the first TPO. The affinity between the resin member 41, the second TPO resin member 42, the third TPO resin member 43, the fourth TPO resin member 44, and the fifth TPO resin member 45, thereby improving the relationship between the PP resin skeleton 3 and the TPO resin member The stability of the connection makes it suitable for use in automobiles.
以上是对本发明的较佳实施方式进行了具体说明，但本发明创造并不限于所述实施例，熟悉本领域的技术人员在不违背本发明精神的前提下还可作出种种的等同变型或替换，这些等同的变型或替换均包含在本申请权利要求所限定的范围内。The above is a detailed description of the preferred embodiments of the present invention, but the invention is not limited to the embodiments, and various modifications and substitutions can be made by those skilled in the art without departing from the spirit of the invention. Such equivalent modifications or alternatives are intended to be included within the scope of the claims.

Claims (7)

  1. 一种轻量化的汽车内外水切，其特征在于：包括树脂骨架，所述树脂骨架上设置第一TPO树脂件、第二TPO树脂件、第三TPO树脂件、第四TPO树脂件以及第五TPO树脂件。A lightweight internal and external water cut of a vehicle, comprising: a resin skeleton on which a first TPO resin member, a second TPO resin member, a third TPO resin member, a fourth TPO resin member, and a fifth TPO are disposed on the resin skeleton Resin parts.
  2. 根据权利要求1所述的轻量化的汽车内外水切，其特征在于：所述树脂骨架包括条状的第一骨架、第二骨架以及第三骨架，所述第一骨架的一端通过弧形骨架与第二骨架的一端连接，所述第一骨架的另一端折弯后与第三骨架的一端连接，所述第二骨架余下的一端折弯后指向第三骨架后形成第四骨架，所述第三骨架余下的一端指向第二骨架弯曲成第五骨架，所述第一TPO树脂件固定在第一骨架和第三骨架的连接处，所述第二TPO树脂件附在第一骨架、弧形骨架以及第二骨架的外壁，第三TPO树脂件连接在第二骨架和第四骨架的连接处，所述第四TPO树脂件连接在第四骨架的末端，所述第五TPO树脂件连接在第三骨架的中下部且第五TPO树脂件的末端斜向上。The lightweight internal and external water cut of the automobile according to claim 1, wherein the resin skeleton comprises a strip-shaped first skeleton, a second skeleton, and a third skeleton, and one end of the first skeleton passes through the curved skeleton and One end of the second skeleton is connected, and the other end of the first skeleton is bent and connected to one end of the third skeleton, and the remaining end of the second skeleton is bent and then directed to the third skeleton to form a fourth skeleton. The remaining one end of the three skeletons is bent toward the second skeleton to be bent into a fifth skeleton, the first TPO resin member is fixed at the junction of the first skeleton and the third skeleton, and the second TPO resin member is attached to the first skeleton and curved a skeleton and an outer wall of the second skeleton, a third TPO resin member is attached at a junction of the second skeleton and the fourth skeleton, the fourth TPO resin member is attached to an end of the fourth skeleton, and the fifth TPO resin member is attached The lower middle portion of the third skeleton and the end of the fifth TPO resin member are obliquely upward.
  3. 根据权利要求2所述的轻量化的汽车内外水切，其特征在于：所述第三TPO树脂件的一端连接在第二骨架和第四骨架的连接处，第三TPO树脂件的另一端弯曲后指向第三骨架的中下部，所述第四TPO树脂件的末端倾斜指向第三骨架的中上部。The lightweight internal and external water cut of the automobile according to claim 2, wherein one end of the third TPO resin member is connected to the joint of the second skeleton and the fourth skeleton, and the other end of the third TPO resin member is bent. Pointing to the lower middle portion of the third skeleton, the end of the fourth TPO resin member is obliquely directed to the upper middle portion of the third skeleton.
  4. 根据权利要求2或3所述的轻量化的汽车内外水切，其特征在于：所述第三骨架的中部外侧布置有第一凹槽以及位于第一凹槽下方的第一凸台，所述第五TPO树脂件的连接端连接在第一凸台上，第五TPO树脂件的自由端折弯后指向上。The lightweight inner and outer water cut of the automobile according to claim 2 or 3, wherein a first groove is disposed outside the middle portion of the third frame, and a first boss below the first groove is disposed. The connecting end of the five TPO resin member is connected to the first boss, and the free end of the fifth TPO resin member is bent and pointed upward.
  5. 根据权利要求4所述的轻量化的汽车内外水切，其特征在于：所述第五TPO树脂件的自由端呈中间大、尾端小。The lightweight internal and external water cut of the automobile according to claim 4, wherein the free end of the fifth TPO resin member is large in the middle and small in the trailing end.
  6. 根据权利要求5所述的轻量化的汽车内外水切，其特征在于：所述第三骨架的内侧布置有第二凹槽，所述第二凹槽与第一凹槽相对且两者分别位于第三骨架的内外侧。The lightweight inner and outer water cut of the automobile according to claim 5, wherein a second groove is disposed on an inner side of the third frame, and the second groove is opposite to the first groove and the two are respectively located at The inner and outer sides of the three skeletons.
  7. 根据权利要求2或3所述的轻量化的汽车内外水切，其特征在于：所述第一骨架、第二骨架、第三骨架、第四骨架以及第五骨架均为PP树脂骨架。The lightweight internal and external water cut of the automobile according to claim 2 or 3, wherein the first skeleton, the second skeleton, the third skeleton, the fourth skeleton, and the fifth skeleton are all PP resin skeletons.
PCT/CN2017/098947 2016-08-29 2017-08-25 Lightweight interior/exterior weatherstrip for automobile WO2018041019A1 (en)

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CN205970789U (en) * 2016-08-29 2017-02-22 广州东海敏孚汽车部件有限公司 Extra income is cut in light -weighted automobile

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CN202827074U (en) * 2012-05-04 2013-03-27 宁波东海敏孚汽车部件有限公司 Automobile decoration sealing strip
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