CN109018009B - Skin structure, skin assembly method and vehicle - Google Patents

Skin structure, skin assembly method and vehicle Download PDF

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Publication number
CN109018009B
CN109018009B CN201810949636.9A CN201810949636A CN109018009B CN 109018009 B CN109018009 B CN 109018009B CN 201810949636 A CN201810949636 A CN 201810949636A CN 109018009 B CN109018009 B CN 109018009B
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China
Prior art keywords
skin
connecting pipe
support frame
stop surface
vehicle
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CN201810949636.9A
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Chinese (zh)
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CN109018009A (en
Inventor
潘勇
赵前进
周昌才
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Yinlong New Energy Co Ltd
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Yinlong New Energy Co Ltd
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Priority to CN201810949636.9A priority Critical patent/CN109018009B/en
Publication of CN109018009A publication Critical patent/CN109018009A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/02Side panels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D65/00Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
    • B62D65/02Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

The invention provides a skin structure, a skin assembly method and a vehicle, and relates to the technical field of vehicle manufacturing. The skin structure includes a support frame, a skin, and a connecting tube. The covering covers one side surface of the support frame, and the connecting pipe is fixedly connected to one end of the support frame. The connecting pipe is provided with an abutting part, and the end part of the skin is connected with the abutting part. The skin structure greatly improves the connection strength of the connecting pipe and the skin, and is more reliable and durable. The skin assembling method provided by the invention has the advantages of simple process, convenience in operation, firm fixation of an assembling structure, high connection strength and high production efficiency. The vehicle provided by the invention adopts the skin structure, and has the advantages of high connection strength, stable and reliable structure and high safety performance.

Description

Skin structure, skin assembly method and vehicle
Technical Field
The invention relates to the technical field of vehicle manufacturing, in particular to a skin structure, a skin assembling method and a vehicle.
Background
The side skin structure of a vehicle is an important component of the body structure. The existing skin structure adopts a single bonding mode, and the skin is connected with a framework, a rectangular pipe and the like, so that the phenomenon of insufficient strength and unstable connection of the connecting position is caused. After a period of use, the skin may be separated and loosened. Thus, there is a potential risk of the vehicle being driven.
In view of the above, the design and manufacture of a skin structure can increase the connection strength of the skin and improve the driving safety, which is a technical problem in the current technical field of vehicle manufacturing.
Disclosure of Invention
The invention aims to provide the skin structure, and the abutting part is arranged on the connecting pipe and used for being connected with the skin, so that the connecting strength of the skin and the connecting pipe is increased, the skin can be supported, the structure is more reliable, the skin is effectively prevented from falling off, and the safety of the whole vehicle structure is improved.
The invention further provides a skin assembling method, which is used for reliably fixing the support frame, the skin and the connecting pipe, and is simple in process, convenient to operate, high in production efficiency, safe and reliable in assembling structure and durable.
The invention further provides a vehicle which comprises a vehicle body and the skin structure, wherein the vehicle is high in connection strength, stable and reliable in structure and high in safety performance.
The invention improves the technical problems by adopting the following technical proposal.
The invention provides a skin structure, which comprises a support frame, a skin and a connecting pipe.
The skin covers one side surface of the support frame, and the connecting pipe is fixedly connected to one end of the support frame; and the connecting pipe is provided with an abutting part, and the end part of the skin is connected with the abutting part.
Further, the abutting portion includes a stop surface connected with an end face of the skin.
Further, the connecting pipe comprises a first surface and a second surface which are oppositely arranged, the first surface is used for being connected with the skin, the stop surface is arranged on the first surface, and the stop surface protrudes towards one side, away from the second surface, of the first surface.
Further, an included angle between the stop surface and the first surface is greater than or equal to 90 degrees.
Further, a sealant is filled between the end face of the end, connected with the connecting pipe, of the skin and the stop face.
Further, a connecting piece is arranged between the skin and the supporting frame.
Further, the connecting piece adopts an adhesive.
Further, the support frame comprises a stand column and a framework, and the stand column is connected with the framework; the connecting pipe is welded with the upright post.
The invention provides a skin assembling method, which comprises the following steps: welding a supporting frame; fixedly connecting a connecting pipe with the supporting frame; attaching the skin to the surface of the support frame by adopting a tension bonding process, and connecting the skin with the connecting pipe; and filling sealant between the connecting pipe and the skin.
The invention provides a vehicle, which comprises a vehicle body and the skin structure, wherein the skin structure is arranged on the vehicle body.
The skin structure, the skin assembly method and the vehicle provided by the invention have the following beneficial effects:
the invention provides a skin structure, which comprises a support frame, a skin and a connecting pipe. Through set up the butt portion on the connecting pipe for be connected with the covering, increased the joint strength of covering and connecting pipe, can also play the supporting role to the covering, the structure is more reliable, effectively prevents that the covering from droing, is favorable to improving whole car structure's security.
According to the skin assembling method provided by the invention, the support frame, the skin and the connecting pipe are reliably fixed, and the skin is attached to the surface of the support frame by adopting a tension bonding process and is connected with the connecting pipe. And finally, filling sealant between the connecting pipe and the skin, so that the connecting strength and the sealing effect are improved. The assembly method has the advantages of simple process, convenient operation, high production efficiency, safe and reliable assembly structure and durability.
The vehicle comprises the vehicle body and the skin structure, wherein the skin structure is arranged on the vehicle body, and the skin structure is stable and reliable in structure and beneficial to improving the safety performance of the whole vehicle due to high connection strength.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a skin structure according to a first embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a skin structure according to an embodiment of the present invention;
FIG. 3 is a partial view at A in FIG. 2;
FIG. 4 is a schematic view of a connection pipe of a skin structure according to an embodiment of the present invention;
FIG. 5 is a schematic illustration of a filled structure of sealant for a skin structure provided in accordance with an embodiment of the present invention;
FIG. 6 is a schematic structural view of a skin structure according to a third embodiment of the present invention.
Icon: a 100-skin structure; 110-supporting frames; 111-stand columns; 113-a backbone; 120-covering; 130-connecting pipes; 131-an abutment; 133-stop surface; 135-a first surface; 137-a second surface; 140-an adhesive; 145-sealant.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected 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 azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship conventionally put in use of the product of the present invention, or the azimuth or positional relationship conventionally understood by those skilled in the art, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
The terms "first", "second", and the like, are used merely for distinguishing the description and have no special meaning.
In the description of the present invention, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed" and "mounted" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
First embodiment
Fig. 1 is a schematic structural diagram of a first view of a skin structure 100 according to an embodiment of the present invention, and fig. 2 is a schematic sectional structural diagram of a skin structure 100 according to an embodiment of the present invention, please refer to fig. 1 and fig. 2.
The skin structure 100 provided in this embodiment includes a support frame 110, a skin 120, and a connection pipe 130. The skin 120 covers a surface of one side of the support frame 110, and the connection pipe 130 is fixedly connected to one end of the support frame 110. The connecting pipe 130 is provided with the abutting part 131, the end part of the skin 120 is connected with the abutting part 131, the connection strength of the skin 120 and the connecting pipe 130 is enhanced, meanwhile, the abutting part 131 plays a supporting role on the skin 120, and the structure is more reliable.
Fig. 3 is a partial view of fig. 2 a, and fig. 4 is a schematic structural diagram of a connection pipe 130 of a skin structure 100 according to an embodiment of the present invention, please refer to fig. 3 and 4.
Specifically, the abutment 131 includes a stop surface 133, and the stop surface 133 is connected to an end surface of the skin 120. The connecting pipe 130 adopts a P-type pipe, the connecting pipe 130 comprises a first surface 135 and a second surface 137 which are oppositely arranged, the first surface 135 is used for being connected with the skin 120, the stop surface 133 is arranged on the first surface 135, and the stop surface is convexly arranged towards one side of the first surface 135 away from the second surface 137 to form an assembling spigot. The assembly seam allowance can function as a support skin 120 to improve the connection strength. Preferably, the angle between the stop surface 133 and the first surface 135 is greater than or equal to 90 degrees. In this embodiment, the angle between the stop surface 133 and the first surface 135 is greater than 90 degrees. This arrangement facilitates manufacturing and ease of installation of the skin 120.
Of course, the angle between the stop surface 133 and the first surface 135 may be less than 90 degrees. Alternatively, a clamping member is further protruded on the stop surface 133 for clamping the end of the skin 120, preventing the skin 120 from falling off, and further improving the connection strength and connection reliability. The clamping piece can be integrally formed with the connecting pipe 130 or can be fixedly connected with the connecting pipe 130 in a split manner.
A connector is provided between the skin 120 and the support frame 110. The skin 120 and the support frame 110 are fixedly connected by a connector. Preferably, in this embodiment, the attachment means employs an adhesive 140. That is, a layer of adhesive 140 is coated on the inner side of the skin 120, or a layer of adhesive 140 is coated on the support frame 110, so that the skin 120 and the support frame 110 are bonded. Alternatively, a layer of adhesive 140 can be coated on the inner side of the skin 120 and the supporting frame 110 at the same time to realize fixed adhesion. The adhesive 140 may be 3M glue or other glue.
Fig. 5 is a schematic illustration of a filling structure of sealant 145 of skin structure 100 according to an embodiment of the present invention, please refer to fig. 5.
A sealant 145 is filled between the end surface of the skin 120 connected to the connection pipe 130 and the stop surface 133. Namely, the bottom of the skin 120 is glued and sealed, so that good sealing is realized, and the problems of hidden danger of water leakage and corrosion and large noise caused by air leakage are eliminated. In this embodiment, the same material is used for the sealant 145 and the adhesive 140 for sealing and filling, and the adhesive 140 is uniformly used for the sealing and filling, so that the connection performance is better, the sealing effect is tighter, and the sealing effect is better.
Fig. 6 is a schematic structural diagram illustrating a third view of a skin structure 100 according to an embodiment of the present invention, and refer to fig. 6. Optionally, the support frame 110 includes a column 111 and a skeleton 113, and the column 111 and the skeleton 113 are connected to each other. Such as a snap fit or a weld or a bolted connection, etc. In this embodiment, the upright 111 and the frame 113 are preferably welded. The welding process is simple, the operation is quick and convenient, and the connection is reliable. Similarly, the connecting tube 130 and the upright 111 are welded.
In addition, the skin structure 100 provided in this embodiment improves the structure of the skin 120 itself, reduces the radian of the skin 120, and makes the appearance of the skin 120 smoother and the surface flatness higher because the radian of the skin 120 is smaller and more similar to a straight line. Meanwhile, as the radian of the skin 120 is reduced, the difficulty of roll forming of the skin 120 can be reduced, clamping is convenient during the tension bonding process, clamping is easier, stress in the tension process is more uniform, and the skin is flatly attached to the surface of the support frame 110. The skin 120 thus produced has good straightness and a smooth surface without waves.
It is easy to understand that in the skin structure 100, the connecting pipe 130 is welded at one end of the supporting frame 110, and the abutting portion 131 for supporting the skin 120 is provided on the connecting pipe 130, so that the assembling structure of the skin 120 is improved, and the connection strength is improved. The other end of the support frame 110 is welded with a connection pipe 130, and the connection pipe 130 may be a common rectangular pipe or a P-type pipe with an assembling spigot, which is not particularly limited herein.
Second embodiment
The skin assembly method provided by the embodiment comprises the following steps:
s1: the support frame 110 is welded. The support frame 110 includes stand 111 and skeleton 113, stand 111 and skeleton 113 welded fastening improve the intensity and the rigidity of support frame 110. In this embodiment, the number of the upright posts 111 is two, one is disposed on each of the left and right sides, the skeleton 113 is connected between the two upright posts 111, and the upright posts 111 and the skeleton 113 are preferably distributed in a 90-degree crisscross manner, so as to improve the strength of the support frame 110. Of course, the number of the columns 111 is not limited thereto, and may be other values, such as four, six, etc., and may be flexibly set according to practical situations, which is not particularly limited herein.
S2: the connection pipe 130 is fixedly connected with the support frame 110. Specifically, the connecting pipe 130 is welded to one end of the upright 111, the connecting pipe 130 is a P-type pipe, and an assembling spigot is formed on the connecting pipe 130, that is, an abutting part 131 is provided for connecting with an end of the skin 120, and plays a role in supporting the skin 120 so as to improve the connection strength between the skin 120 and the connecting pipe 130.
S3: the skin 120 is attached to the surface of the support frame 110 by a tension bonding process and is connected to the connection pipe 130. The radian of the skin 120 is reduced, and the roll forming difficulty of the skin 120 is reduced. When the tension bonding process is adopted, clamping is convenient, the skin 120 and the surface of one side of the support frame 110 are convenient to clamp, and the skin is tightly attached to the surface of the support frame 110. The skin 120 is stressed more uniformly in the stretching process, the straightness of the skin 120 is good, and the surface is flat and free of waves.
S4: sealant 145 is filled between connection tube 130 and skin 120. The connecting pipe 130 is a P-type pipe, the connecting pipe 130 is provided with an abutting portion 131, the abutting portion 131 comprises a stop surface 133, and one end face of the skin 120 is connected with the stop surface 133, preferably by adopting bonding. To improve the connection strength and sealing effect, a sealant 145 is applied to the connection between the end of the skin 120 and the connection tube 130 to seal the connection. Therefore, the connecting strength is improved, the defect of unstable connection is overcome, good sealing is realized, and the problems of hidden danger of water leakage and corrosion and noise caused by air leakage and ash leakage are solved.
Other parts of the content not mentioned in the present embodiment are the same as those described in the first embodiment, and will not be described here again.
The vehicle provided in this embodiment includes a vehicle body and the skin structure 100 described above, where the skin structure 100 is mounted on the vehicle body.
The skin structure 100 provided by the invention has the following installation process and working principle:
first, in manufacturing the skin 120, the radian of the skin 120 is reduced, facilitating roll forming. Meanwhile, the skin 120 with small radian is convenient to clamp in the process of stretching and bonding, the stress in the stretching process is more uniform, the straightness of the skin 120 is good, and the surface is flat and free of waves. Secondly, set up butt portion 131 on connecting pipe 130, set up the assembly tang promptly, be convenient for connecting pipe 130 and the reliable connection of skin 120, the setting of butt portion 131 can play the effect of supporting skin 120, improves joint strength. Finally, the sealing agent 145 is filled at the joint of the end part of the skin 120 and the connecting pipe 130, so that a good sealing effect is realized, the problems of hidden danger of water leakage and corrosion and noise caused by air leakage and ash leakage are solved, and the service life of the skin structure 100 is prolonged.
In summary, the skin structure 100, the skin assembling method and the vehicle provided by the invention have the following beneficial effects:
according to the skin structure 100 provided by the invention, on one hand, the radian of the skin 120 is reduced, the difficulty in roll forming of the skin 120 is reduced, clamping is convenient during stretching, the stress in the stretching process is more uniform, the straightness of the skin 120 is good, and the surface is flat and free of waves. On the other hand, the connecting pipe 130 adopts a P-type pipe structure, and the abutting part 131 is arranged on the P-type pipe to form an assembling spigot of the skin 120, so that the effect of supporting the skin 120 can be achieved, and the connecting strength is improved. Meanwhile, the joint of the P-type pipe and the end part of the skin 120 is sealed by glue, so that the problems of hidden danger of water leakage corrosion and noise caused by air leakage and ash leakage are solved. The skin structure 100 has simple design and ingenious structure, solves the problem of poor straightness of the skin 120 in the prior art, and also overcomes the problem of insufficient connection strength between the skin 120 and the connecting pipe 130. Finally, by filling encapsulant 145, the sealing performance of skin structure 100 is improved, extending the useful life of skin structure 100.
According to the skin assembling method provided by the invention, the abutting part 131 is arranged on the connecting pipe 130, so that the supporting effect on the skin 120 can be achieved, the support frame 110, the skin 120 and the connecting pipe 130 are reliably fixed, the process is simple, the operation is convenient, the production efficiency is high, the assembling structure is safe and reliable, the connecting strength is high, and the skin assembling method is durable.
The vehicle provided by the invention comprises a vehicle body and the skin structure 100, and has the advantages of high connection strength, stable and reliable structure and high safety performance.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications, combinations and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The skin structure is characterized by comprising a support frame, a skin and a connecting pipe;
the skin covers one side surface of the support frame, and the connecting pipe is fixedly connected to one end of the support frame; an abutting part is arranged on the connecting pipe, and the end part of the skin is connected with the abutting part;
the abutting part comprises a stop surface, and the stop surface is connected with one end face of the skin;
the connecting pipe comprises a first surface and a second surface which are oppositely arranged, the first surface is used for being connected with the skin, the stop surface is arranged on the first surface, and the stop surface is convexly arranged towards one side, away from the second surface, of the first surface; the stop surface is positioned on one side of the first surface away from the supporting frame.
2. The skin structure of claim 1, wherein an included angle between the stop surface and the first surface is greater than or equal to 90 degrees.
3. The skin structure of claim 1, wherein a sealant is filled between an end face of the skin connected to the connection tube and the stop face.
4. The skin structure of claim 1, wherein a connection is provided between the skin and the support frame.
5. The skin structure of claim 4, wherein the connector employs an adhesive.
6. The skin structure of claim 1, wherein the support frame comprises a spar and a skeleton, the spar and the skeleton being interconnected; the connecting pipe is welded with the upright post.
7. A skin assembly method, comprising the steps of: welding a supporting frame; fixedly connecting a connecting pipe with the supporting frame; attaching the skin to the surface of the support frame by adopting a tension bonding process, and connecting the skin with the connecting pipe; the connecting pipe is provided with an abutting part, the abutting part comprises a stop surface, and the stop surface is connected with one end face of the skin; the connecting pipe comprises a first surface and a second surface which are oppositely arranged, the first surface is used for being connected with the skin, the stop surface is arranged on the first surface, and the stop surface is convexly arranged towards one side, away from the second surface, of the first surface; the stop surface is positioned on one side of the first surface away from the supporting frame;
and filling sealant between the connecting pipe and the skin.
8. A vehicle comprising a body and the skin structure of any one of claims 1 to 6, the skin structure being mounted on the body.
CN201810949636.9A 2018-08-20 2018-08-20 Skin structure, skin assembly method and vehicle Active CN109018009B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810949636.9A CN109018009B (en) 2018-08-20 2018-08-20 Skin structure, skin assembly method and vehicle

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Application Number Priority Date Filing Date Title
CN201810949636.9A CN109018009B (en) 2018-08-20 2018-08-20 Skin structure, skin assembly method and vehicle

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Publication Number Publication Date
CN109018009A CN109018009A (en) 2018-12-18
CN109018009B true CN109018009B (en) 2023-11-10

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10201088A1 (en) * 2002-01-14 2003-08-14 Webasto Vehicle Sys Int Gmbh Connection component for vehicle bodywork component has outer skin and sealing layer in one edge region of component lying one on other forming sealing flange
CN202448717U (en) * 2011-12-19 2012-09-26 北汽福田汽车股份有限公司 Sealing structure for luggage compartment door of coach
CN103979019A (en) * 2014-03-31 2014-08-13 镇江康飞机器制造有限公司 Top plate side beam section bar
CN205022688U (en) * 2015-08-20 2016-02-10 郑州宇通客车股份有限公司 Automobile body side wall and floor connection structure and car
CN208665326U (en) * 2018-08-20 2019-03-29 银隆新能源股份有限公司 Stressed-skin construction and vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10201088A1 (en) * 2002-01-14 2003-08-14 Webasto Vehicle Sys Int Gmbh Connection component for vehicle bodywork component has outer skin and sealing layer in one edge region of component lying one on other forming sealing flange
CN202448717U (en) * 2011-12-19 2012-09-26 北汽福田汽车股份有限公司 Sealing structure for luggage compartment door of coach
CN103979019A (en) * 2014-03-31 2014-08-13 镇江康飞机器制造有限公司 Top plate side beam section bar
CN205022688U (en) * 2015-08-20 2016-02-10 郑州宇通客车股份有限公司 Automobile body side wall and floor connection structure and car
CN208665326U (en) * 2018-08-20 2019-03-29 银隆新能源股份有限公司 Stressed-skin construction and vehicle

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