WO2015002357A1 - Integrated roof rack for vehicle and manufacturing method therefor - Google Patents

Abstract

The present invention relates to an integrated roof rack for a vehicle being installed on a roof panel of a vehicle and capable of facilitating transportation of a variety of cargo, and a manufacturing method therefor. The roof rack fixed on the roof panel of a vehicle may comprise: a body, which can be elongated along the roof panel of the vehicle, has an accommodation space formed therein, and has an open-bottomed shape; a first rib protruding from the inner wall of one side of the body; and a second rib protruding from the inner wall of the other side of the body, wherein the second rib is formed away from the first rib by a separation distance in a corresponding manner.

Description

Vehicle integrated roof rack and its manufacturing method

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle integrated roof rack and a method of manufacturing the same, and more particularly, to a vehicle integrated roof rack and a method of manufacturing the same, which are installed on a roof panel of a vehicle to facilitate transportation of various cargoes.

In general, the transport of the cargo using the vehicle is to use the trunk of the vehicle, and in recent years, a large volume cargo or long length cargo that is difficult to use the trunk space is transported by using the roof rack.

The roof rack is fixed to the roof panel, which is the upper surface of the vehicle, to load bulky cargo such as leisure equipment such as skiing equipment. In recent years, the popularity of the sport utility vehicle (SUV) It is widely used together.

In the conventional roof rack, a fixing hole penetrating the roof rack in the vertical direction is formed, and a cover may be installed in the fixing hole in consideration of aesthetics so as to prevent the fixing hole from being exposed to the outside.

However, the conventional roof rack has a problem that the cover is still exposed on the upper surface and the aesthetics are not beautiful.

In addition, in the conventional roof rack, fixing holes penetrating the roof rack are generally fixed at both ends of the roof rack, and the assembling positions of the bolts and nuts for fixing the roof rack to the roof panel are also fixed so that a slight error occurs during the roof rack installation work. There is also a problem that the installation is very difficult to do not have universality for a variety of models or a variety of working environment because it does not allow.

In addition, the conventional roof rack has a problem that the number of parts such as a straight base bar, a fixing bracket for supporting both ends of the base bar, a cover, and the like is too large, thereby increasing the labor and production time and cost.

The present invention is to solve a number of problems, including the above problems, the appearance of the product is a slim one-piece appearance is very beautiful, is inserted into the space between the inner ribs and the space installed in the longitudinal direction to various positions An object of the present invention is to provide an integrated roof rack for a vehicle and a method of manufacturing the same, by using a bolt that can be slid, thereby improving versatility and freedom of operation for various types of vehicles or various working environments. However, these problems are exemplary, and the scope of the present invention is not limited thereby.

The integrated roof rack for vehicles according to the spirit of the present invention for solving the above problems, in the roof rack fixed to the roof panel of the vehicle, can be extended along the roof panel of the vehicle, the receiving space is formed therein, An open body portion; A first rib formed to protrude from an inner side wall of the body portion; And a second rib formed to protrude from the inner wall of the other side of the body portion and formed to be spaced apart by the separation distance corresponding to the first rib.

In addition, according to the spirit of the present invention, the receiving space of the body portion is formed to extend in the longitudinal direction of the body portion inside the body portion, the first rib and the second rib, the rear end from the front end of the body portion Until it may be formed to extend in the longitudinal direction on both inner walls.

Further, according to the spirit of the present invention, the accommodation space is formed to a size that can accommodate the head of the bolt that can be fixed to the roof panel of the vehicle, the separation distance, the head of the bolt is separated from the accommodation space It may not be larger than the diameter of the threaded portion of the bolt, it may be smaller than the diameter of the head of the bolt.

In addition, according to the spirit of the present invention, the body portion, the first rib and the second rib may be formed integrally by extruding aluminum material.

On the other hand, the manufacturing method of the integrated roof rack for a vehicle according to the idea of the present invention for solving the above problems, in the manufacturing method of a vehicle integrated roof rack, extending along the roof panel of the vehicle, the receiving space is formed therein, The body of the open form, the first rib is formed to protrude from the inner wall of one side of the body portion and the second rib is formed to protrude from the inner wall of the other side, the second rib is formed to be spaced apart by a separation distance corresponding to the first rib An extrusion step of extruding the ribs into an aluminum material and integrally forming the ribs; Bending the extruded body portion, the first rib and the second rib to correspond to a curved surface of the roof panel of the vehicle; And a cutting step of cutting the bent body portion and both ends of the first rib and the second rib along a cutting line.

In addition, according to the spirit of the present invention, the bending step, at least, the bending banding machine bending to form the mold while pulling and installing the clamps on both ends of the body portion, the roller bending machine for bending the body portion with the roller along the mold, three-dimensional It may be used to select any one or more of the banding machine and combinations thereof.

According to some embodiments of the present invention made as described above, it is possible to produce a high value-added product with a beautiful appearance, to facilitate the installation of roof racks, to increase the versatility and freedom of installation of the product It can be extruded in one piece to improve productivity by reducing the number of parts and the number of assembly, and to prevent the difference of paint color between parts and defects of joints, etc., and it is made of light aluminum material to reduce weight and manufacturing cost. To have. Of course, the scope of the present invention is not limited by these effects.

1 is a perspective view illustrating an integrated roof rack for a vehicle according to some embodiments of the present disclosure.

FIG. 2 is a cross-sectional view illustrating a II-II cross section of FIG. 1. FIG.

3 is a side view of FIG. 1.

4 is a partially cut perspective view illustrating a state in which a portion close to a straight line of the body portion of FIG. 1 is cut.

5 is a partially cut perspective view illustrating a state in which a curved portion of the body of FIG. 1 is cut.

6 to 9 are steps illustrating a method of manufacturing a vehicle integrated roof rack according to some embodiments of the present invention.

10 is a flowchart illustrating a method of manufacturing an integrated roof rack for a vehicle according to some embodiments of the present disclosure.

11 to 14 is a conceptual diagram showing a state using a stretching banding machine in the bending step.

Hereinafter, various exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are provided to more fully explain the present invention to those skilled in the art, and the following examples can be modified in various other forms, and the scope of the present invention is It is not limited to an Example. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In addition, the thickness or size of each layer in the drawings is exaggerated for convenience and clarity of description.

Throughout the specification, when referring to one component, such as a film, region or substrate, being positioned on, "connected", "stacked" or "coupled" to another component, said one configuration It may be interpreted that an element may be in direct contact with, or “coupled to”, “stacked” or “coupled” another component, or that there may be further components interposed therebetween. On the other hand, when one component is said to be located on another component "directly on", "directly connected", or "directly coupled", it is interpreted that there are no other components intervening therebetween. do. Like numbers refer to like elements. As used herein, the term "and / or" includes any and all combinations of one or more of the listed items.

Although the terms first, second, etc. are used herein to describe various members, parts, regions, layers, and / or parts, these members, parts, regions, layers, and / or parts are defined by these terms. It is obvious that not. These terms are only used to distinguish one member, part, region, layer or portion from another region, layer or portion. Thus, the first member, part, region, layer or portion, which will be discussed below, may refer to the second member, component, region, layer or portion without departing from the teachings of the present invention.

Also, relative terms such as "top" or "above" and "bottom" or "bottom" may be used herein to describe the relationship of certain elements to other elements as illustrated in the figures. It may be understood that relative terms are intended to include other directions of the device in addition to the direction depicted in the figures. For example, if the device is turned over in the figures, elements depicted as present on the face of the top of the other elements are oriented on the face of the bottom of the other elements. Thus, the exemplary term "top" may include both "bottom" and "top" directions depending on the particular direction of the figure. If the device faces in the other direction (rotated 90 degrees relative to the other direction), the relative descriptions used herein can be interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. Also, as used herein, "comprise" and / or "comprising" specifies the presence of the mentioned shapes, numbers, steps, actions, members, elements and / or groups of these. It is not intended to exclude the presence or the addition of one or more other shapes, numbers, acts, members, elements and / or groups.

Embodiments of the present invention will now be described with reference to the drawings, which schematically illustrate ideal embodiments of the present invention. In the figures, for example, variations in the shape shown may be expected, depending on manufacturing techniques and / or tolerances. Accordingly, embodiments of the inventive concept should not be construed as limited to the specific shapes of the regions shown herein, but should include, for example, changes in shape resulting from manufacturing.

FIG. 1 is a perspective view illustrating an integrated roof rack 30 for a vehicle according to some embodiments of the present disclosure, FIG. 2 is a cross-sectional view illustrating a II-II cross section of FIG. 1, FIG. 3 is a side view of FIG. 1, and FIG. 4 is 1 is a partially cut perspective view illustrating a state in which a portion close to a straight line of the body portion 31 of FIG. 1 is cut, and FIG. 5 is a partially cut perspective view illustrating a state in which a curved portion of the body portion 31 of FIG. 1 is cut.

First, as shown in FIGS. 1 to 5, the integrated roof rack 30 for a vehicle according to some embodiments of the present invention is fixed to the roof panel 1 of the vehicle, and includes a body 31 and a large body 31. It may include a first rib 32 and a second rib 33.

Here, the body portion 31, the first rib 32 and the second rib 33 is not separated, it can be configured integrally by processing a single material. Hereinafter, these components will be described in turn.

As shown in FIGS. 1 to 3, the body portion 31 extends along the roof panel 1 of the vehicle, and for example, an accommodation space C may be formed in the longitudinal direction. have.

More specifically, as shown in FIG. 2, the body portion 31 may be in the form of an overall long, curved box having an opening 31a open downward. This is to reduce the overall weight of the roof rack 30 and to accommodate the head 3 of the bolt.

In addition, as shown in FIG. 2, for example, the lower surface of the body portion 31 may be substantially seated on the roof panel 1 of the vehicle, and in addition to the lower surface of the body portion 31 It may also be seated on a roof pad or the like installed on the roof panel 1.

Here, although not shown, in order to provide more stable support, the opening portion 31a may be formed with a flange portion bent in an inward direction or an outward direction, but these various types of flange portions may vary according to a vehicle model or a design of a vehicle. As detailed description is omitted herein.

In addition, the body portion 31 is extended to be bent long along the roof panel 1 of the vehicle, so as to correspond to the curved shape of the roof panel of the vehicle, the shape is not necessarily limited thereto.

In addition, the front end and the rear end of the body portion 31, the shape is sharply formed in a streamlined shape, which may serve to reduce the resistance of the air and at the same time beautiful appearance.

On the other hand, the first rib 32 is formed to protrude from one inner wall of the body portion 31, the second rib 33 is formed to protrude from the other inner wall of the body portion 31 is It may correspond to the first rib 32 and may be spaced apart by the separation distance S.

The first rib 32 and the second rib 33 may be configured not only to reinforce the strength of the body portion 31 but also to fasten the roof rack 30 to the roof panel 1 of the vehicle. Can be.

That is, the accommodation space C of the body portion 31 is formed to extend in the longitudinal direction of the body portion 31 in the body portion 31, the first rib 32 and the first The two ribs 33 may be formed to extend in the longitudinal direction on both inner walls from the front end to the rear end of the body portion 31.

More specifically, the accommodation space (C) is formed in a size that can accommodate the head portion 3 of the bolt that can be fixed to the roof panel (1) of the vehicle, the separation distance (S), The head 3 of the bolt may be larger than the diameter of the threaded portion 2 of the bolt and smaller than the diameter of the head 3 of the bolt so as not to be separated from the accommodation space C.

Thus, as shown in Figure 4 and 5, the head portion (3) of the bolt is inserted into the receiving space (C) of the body portion 31 at any position of the body portion 31, the bolt The threaded portion 2 of the bolt can be installed to penetrate the roof panel 1 of the vehicle through the space between the separation distance S, and then the operator can screw the threaded portion 2 of the bolt through the roof panel 1. The roof rack installation work can be completed by assembling the nut 4).

6 to 9 are diagrams illustrating a method of manufacturing the integrated roof rack 30 for a vehicle in accordance with some embodiments of the present invention, and FIG. 10 is a view of the integrated roof rack 30 for a vehicle according to some embodiments of the present invention. It is a flowchart showing a manufacturing method.

First, as shown in FIG. 10, the method of manufacturing the integrated roof rack 30 for a vehicle according to some embodiments of the present disclosure may include an extrusion step S1, a bending step S2, and a cutting step S3. Can be.

As shown in Fig. 6 and 7, the extrusion step (S1), for example, the receiving space (C) is formed therein, so that it can be extended long along the roof panel (1) of the vehicle, The body portion 31 of the open form, the first rib 32 is formed to protrude from the inner wall of one side of the body portion 31 and is formed to protrude from the inner wall of the other side of the body portion 31, The second rib 33 formed to be spaced apart by the separation distance S corresponding to the first rib 32 may be extruded from an aluminum material to be integrally formed.

Subsequently, as illustrated in FIG. 8, the bending step S2 may include the extruded body portion 31, the first ribs 32, and the second ribs 33. The bending may be performed to correspond to the curved surface.

At this time, as shown in Figure 8, the bending step (S2), the bending banding machine bending to form (F) while pulling and installing the clamp (CL) on both ends of the body portion 31, or The roller bending machine for bending the body part 31 to the roller R according to the mold F can be applied, and in addition, various three-dimensional bending machines can be applied for bending.

11 to 14 are conceptual views illustrating a state in which a stretching banding machine is used in the bending step S2.

As shown in FIG. 11, the stretch banding machine installs clamps CL at both ends of the body part 31, and as shown in FIG. 12, is recessed in the receiving space of both ends of the body part 31. Inserting a ball or roll-type mandrel (MAN) to prevent the, as shown in Figure 13 pulled into the cylinder (CY) and bent into a mold, as shown in Figure 14, to the cylinder (CY) A stretch banding machine for drawing the mandrel MAN can be used.

Subsequently, as shown in FIG. 9, in the cutting step S3, both ends of the bent body portion 31 and the first rib 32 and the second rib 33 may be cut along the cutting line C1. Cutting may be performed along C2).

Thereafter, the worker can easily insert the above-described head 3 of the bolt into the accommodation space C through the front end opening and the rear end opening generated by the cutting lines C1 and C2.

Therefore, the integrated roof rack 30 for a vehicle according to some embodiments of the present invention manufactured by such a method has a beautiful appearance because it has a smooth integrated surface on which no holes or covers are installed on the exterior of the product.

In addition, by using the inner ribs 32 and 33 that are installed in the longitudinal direction and the bolt that can be inserted into the space therebetween and slid to various positions, the versatility and work for a variety of models or various working environment during the roof rack installation work Freedom can be improved.

In addition, by using an aluminum extrusion method, the product can be made lighter in weight, higher in strength, and at the same time, significantly increase the productivity.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

(Explanation of the sign)

1: roof panel

30: roof rack

31: body

32: first rib

33: second rib

C: receiving space

S: separation distance

3: head of the bolt

2: screw thread

4: nut

S1: extrusion step

S2: Banding Step

S3: cutting step

C1, C2: cutting line

CL: clamp

F: template

R: roller

Claims (6)

In the roof rack fixed to the roof panel of the vehicle, A body portion which can be extended along the roof panel of the vehicle, has an accommodation space formed therein, and is open downward; A first rib formed to protrude from an inner side wall of the body portion; And A second rib formed to protrude from the inner wall of the other side of the body and spaced apart by a distance corresponding to the first rib; Including, integrated roof rack for vehicles. The method of claim 1, The body portion receiving space is formed to extend in the longitudinal direction of the body portion in the body portion, the first rib and the second rib, extends in the longitudinal direction on both side inner wall from the front end to the rear end of the body portion Will be formed, integrated roof rack for vehicles. The method of claim 1, The accommodation space is formed to have a size that can accommodate the head of the bolt that can be fixed to the roof panel of the vehicle, The separation distance is greater than the diameter of the threaded portion of the bolt and smaller than the diameter of the head of the bolt so that the head of the bolt is not separated from the receiving space. The method according to any one of claims 1 to 3, The body portion, the first rib and the second rib, integrally formed roof rack for a vehicle is formed by extruding aluminum material. In the manufacturing method of the roof rack fixed to the roof panel of the vehicle, It extends along the roof panel of the vehicle, the receiving space is formed therein, the body portion of the open form downward, the first rib formed to protrude from the inner wall of one side of the body portion and to protrude from the inner wall of the other side of the body portion An extrusion step of integrally molding the second rib formed in the aluminum material so as to correspond to the first rib and formed to be spaced apart by a separation distance; Bending the extruded body portion, the first rib and the second rib to correspond to a curved surface of the roof panel of the vehicle; And Cutting the banded body portion and both ends of the first rib and the second rib along a cutting line; Including, a vehicle integrated roof rack manufacturing method. The method of claim 5, The bending step, at least, the clamp is installed on both ends of the body portion, the bending banding machine bending the mold while pulling into the cylinder by inserting a ball or roll type mandrel to prevent depression in the receiving space of the both ends of the body portion, And a roller banding machine for bending the body part with a roller according to a mold, a three-dimensional banding machine, and a combination thereof.

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