KR20150004987A - Integrated roof rack for vehicle and its manufacturing method - Google Patents

Abstract

The present invention relates to an integrated roof rack for a vehicle and a manufacturing method thereof, wherein the integrated roof rack for a vehicle allows various freights to be easily transported when installed on the roof panel of the vehicle. According to the present invention, a roof rack fixed to the roof panel of a vehicle may comprise: a body part able to be extended lengthily along the roof panel of a vehicle, having a housing space therein, and having an opened lower side; a first rib formed to protrude from an inner wall on one side of the body part; and a second rib formed to protrude from an inner all on the other side of the body part, corresponding to the first rib, and formed to be separated from the first rib at a separation distance.

Description

TECHNICAL FIELD [0001] The present invention relates to an integrated roof rack for a vehicle,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to an integrated loop for vehicle and a method of manufacturing the same, and more particularly, to an integrated loop for a vehicle and a method of manufacturing the same.

In general, the transportation of cargo using a vehicle uses a trunk of a vehicle. In recent years, a large volume of cargo, which is difficult to use in the trunk space, or a long cargo, is transported by looping.

RooLeck is fixed to the Roof Panel which is the upper surface of the roof of the vehicle to enable to load bulky cargoes such as ski equipment and so on. Recently, it has been popularized as a sport utility vehicle (SUV) It is widely used together.

In this conventional loop lock, a fixing hole penetrating the roof loop is formed in the vertical direction, and the cover may be installed in the fixing hole in consideration of aesthetic view so that the fixing hole is prevented from being exposed to the outside.

However, in the conventional Loop, there is a problem that the cover is still exposed on the top surface and the aesthetic appearance is not obtained.

In the conventional loop lock, the fixing hole passing through the loop loop is fixedly formed at both ends of the loop lock, and the assembling position of the bolt and the nut fixing the loop loop to the roof panel is also fixed, So that there is no general versatility for various types of vehicles and various working environments, and there was a problem that installation work was very difficult.

In addition, the conventional Loop has a problem in that the number of parts such as a linear base bar, a fixing bracket for supporting both ends of the base bar, and a cover is so large that the number of working hours, production time and cost are increased.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a method of manufacturing a product having an excellent appearance and having a very fine appearance and being inserted into a space between the inner ribs installed in the longitudinal direction, And it is an object of the present invention to provide a monolithic roof loop for a vehicle and a method of manufacturing the loftlock which can improve versatility and work freedom for various vehicle types and various working environments during the roof loop installation work by using the slidable bolts. However, these problems are exemplary and do not limit the scope of the present invention.

According to an aspect of the present invention, there is provided an integrated roof loop for a vehicle, the roof loop being fixed to a roof panel of a vehicle, the roof loop being extended along the roof panel of the vehicle, An open shaped body portion; A first rib formed to protrude from one side inner wall of the body portion; And a second rib formed to protrude from the other side inner wall of the body and spaced apart from the first rib by a distance corresponding to the first rib.

According to an aspect of the present invention, the accommodating space of the body portion is formed to extend in the longitudinal direction of the body portion in the body portion, and the first rib and the second rib have a rear end May be formed to extend in the longitudinal direction on the inner wall of both sides.

According to an aspect of the present invention, the accommodating space is formed to have a size capable of accommodating a head portion of a bolt that can be fixed to a roof panel of a vehicle, and the distance is set such that a head portion of the bolt departs The diameter of the threaded portion of the bolt may be larger than the diameter of the threaded portion of the bolt.

According to an aspect of the present invention, the body, the first rib, and the second rib may be integrally formed by extruding an aluminum material.

According to another aspect of the present invention, there is provided a method of manufacturing an integrated loop for vehicle, comprising the steps of: extending a long loop along a roof panel of a vehicle, A first rib formed to protrude from one side inner wall of the body and a second rib formed to protrude from the other side inner wall of the body and being spaced apart from each other by a distance corresponding to the first rib, An extruding step of extruding the ribs into an aluminum material and integrally molding the ribs; A bending step of bending the extruded body portion, the first rib and the second rib so as to correspond to the curved surface of the roof panel of the vehicle; And cutting the body portion bent at both ends of the first rib and the second rib along a cutting line.

According to an aspect of the present invention, the bending step includes at least: a stretching bending machine for bending a mold while holding a clamp at both ends of the body, a roller bending machine for bending the body along with the mold, A banding machine, and a combination thereof may be selected and used.

According to some embodiments of the present invention as described above, it is possible to produce a high value-added product with aesthetic appearance, to facilitate the installation of the roof loops, to increase the versatility of the product, , It is possible to reduce the number of parts and assembling airflow by increasing the productivity, and to prevent the difference in painting color between the parts and the badness of joints, and to reduce the weight and manufacturing cost by making it made of light aluminum material . Of course, the scope of the present invention is not limited by these effects.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing an integrated looper for a vehicle according to some embodiments of the present invention. Fig.
Fig. 2 is a cross-sectional view showing a II-II cross section of Fig. 1. Fig.
3 is a side view of Fig.
4 is a partial cutaway perspective view showing a state in which a portion near the straight line of the body portion of Fig. 1 is cut.
Fig. 5 is a partially cutaway perspective view showing a state in which a curved portion of the body portion of Fig. 1 is cut. Fig.
FIGS. 6 to 9 are diagrams showing steps of a method for manufacturing an integrated loop for vehicle according to some embodiments of the present invention.
10 is a flow chart showing a method of manufacturing an integral type loop car for a vehicle according to some embodiments of the present invention.
FIGS. 11 to 14 are conceptual diagrams showing a stepwise state of using a stretching banding machine in the banding step.

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

The embodiments of the present invention are described in order to more fully explain the present invention to those skilled in the art, and the following embodiments may be modified into various other forms, The present invention is not limited to the embodiment. Rather, these embodiments are provided so that this disclosure will be more thorough and complete, and will fully convey the concept of the invention to those skilled in the art. In the drawings, the thickness and size of each layer are exaggerated for convenience and clarity of explanation.

It is to be understood that throughout the specification, when an element such as a film, region or substrate is referred to as being "on", "connected to", "laminated" or "coupled to" another element, It will be appreciated that elements may be directly "on", "connected", "laminated" or "coupled" to another element, or there may be other elements intervening therebetween. On the other hand, when one element is referred to as being "directly on", "directly connected", or "directly coupled" to another element, 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 elements, components, regions, layers and / or portions, these members, components, regions, layers and / It is obvious that no. These terms are only used to distinguish one member, component, region, layer or section from another region, layer or section. Thus, a first member, component, region, layer or section described below may refer to a second member, component, region, layer or section without departing from the teachings of the present invention.

Also, relative terms such as "top" or "above" and "under" or "below" can be used herein to describe the relationship of certain elements to other elements as illustrated in the Figures. Relative terms are intended to include different orientations of the device in addition to those depicted in the Figures. For example, in the figures the elements are turned over so that the elements depicted as being on the top surface of the other elements are oriented on the bottom surface of the other elements. Thus, the example "top" may include both "under" and "top" directions depending on the particular orientation of the figure. If the elements are oriented in different directions (rotated 90 degrees with respect 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" include singular forms unless the context clearly dictates otherwise. Also, " comprise "and / or" comprising "when used herein should be interpreted as specifying the presence of stated shapes, numbers, steps, operations, elements, elements, and / And does not preclude the presence or addition of one or more other features, integers, operations, elements, elements, and / or groups.

Hereinafter, embodiments of the present invention will be described with reference to the drawings schematically showing 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, the embodiments of the present invention should not be construed as limited to the particular shapes of the regions shown herein, but should include, for example, changes in shape resulting from manufacturing.

Fig. 1 is a perspective view showing an integrated looper 30 for a vehicle according to some embodiments of the present invention, Fig. 2 is a cross-sectional view showing a section II-II of Fig. 1, Fig. 3 is a side view of Fig. FIG. 5 is a partially cutaway perspective view showing a state in which a curved portion of the body portion 31 of FIG. 1 is cut. FIG. 5 is a partially cutaway perspective view showing a state in which a portion near the straight line of the body portion 31 of FIG.

1 to 5, an integrated roof loop 30 for a vehicle according to some embodiments of the present invention is fixed to a roof panel 1 of a vehicle and includes a body 31, And may include a first rib 32 and a second rib 33.

Here, the body 31, the first rib 32, and the second rib 33 may not be separated but may be integrally formed by processing one material. Hereinafter, these components will be described in order.

1 to 3, the body 31 is elongated along the roof panel 1 of the vehicle. For example, an accommodating space C may be formed in the longitudinal direction of the body 31, have.

More specifically, as shown in FIG. 2, the body portion 31 may be in the form of an entirely elongated, curved box having an opening 31a opened downward. This is to reduce the overall weight of the loops 30 and to accommodate the head 3 of the bolts.

2, for example, the lower surface of the body portion 31 may be substantially seated on the roof panel 1 of the vehicle, and the lower surface of the body portion 31 may be substantially fixed to the roof panel 1 of the vehicle. A roof pad provided on the roof panel 1, or the like.

Although not shown, a flange portion or the like bent inward or outward may be formed in the opening 31a for more stable support. However, these various types of flange portions may vary depending on the type of vehicle or the design of the vehicle And a detailed description thereof will be omitted.

The body portion 31 extends in a long bend along the roof panel 1 of the vehicle and corresponds to the curved shape of the roof panel of the vehicle. The shape of the body portion 31 is not limited thereto.

The front end portion and the rear end portion of the body portion 31 are formed in a streamlined and sharp shape, which can reduce the resistance of the air and enhance the appearance.

The first rib 32 protrudes from one side of the inner wall of the body 31 and the second rib 33 protrudes from the inner wall of the other side of the body 31, May correspond to the first rib 32 and may be spaced apart from each other by a 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 loop 30 to the roof panel 1 of the vehicle .

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

More specifically, the accommodation space (C) is formed to a size capable of accommodating a head portion (3) of a bolt which can be fixed to the roof panel (1) of the vehicle, and the spacing distance (S) May be larger than the diameter of the threaded portion (2) of the bolt and smaller than the diameter of the head portion (3) of the bolt so that the head portion (3) of the bolt is not separated from the receiving space (C).

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 threaded portion 2 of the bolt can pass through the roof panel 1 of the vehicle beyond the space between the spaced distances S and then the operator can insert the threaded portion 2 The looper set operation can be completed by assembling the nut 4 with the nut 4.

FIGS. 6 to 9 are step-by-step illustrations of a method of fabricating the integrated on-vehicle roofet 30 according to some embodiments of the present invention. FIG. Fig.

First, as shown in Fig. 10, a manufacturing method of the integrated loop for vehicle 30 according to some embodiments of the present invention includes an extruding step S1, a bending step S2 and a cutting step S3 .

As shown in Figs. 6 and 7, the extrusion step S1 includes, for example, a receiving space C formed therein so as to extend along the roof panel 1 of the vehicle, A first rib 32 protruding from an inner wall of one side of the body 31 and a second rib 32 protruding from the other side wall of the body 31, The second rib 33 may be formed by extruding a second rib 33 corresponding to the first rib 32 and spaced apart from the first rib 32 by an aluminum material so that the second rib 33 is integrally formed.

8, the bending step S2 is a step of bending the extruded body 31 and the first rib 32 and the second rib 33 to the roof panel 1 of the vehicle ) In a direction opposite to the curved surface.

8, the bending step S2 may include a stretching bending machine in which a clamp CL is installed at both ends of the body 31 to bend the body in a form F while pulling it, A roller bending machine for bending the body part 31 with the rollers R according to the mold frame F can be applied and various types of three-dimensional banding machines can be used for banding processing.

11 to 14 are conceptual diagrams showing a stepwise state of using the stretching banding machine in the bending step S2.

11, a clamp CL is installed at both ends of the body part 31, and the body part 31 is inserted into the receiving space at both ends of the body part 31, A ball or a roll type mandrel MAN is inserted to prevent the cylinder CY from being inserted into the cylinder CY as shown in Fig. A stretching banding machine for pulling out the mandrel MAN can be used.

9, the cutting step S3 is a step of cutting the body portion 31 and the both ends of the first rib 32 and the second rib 33 by a cutting line C1 ) C2. ≪ / RTI >

Thereafter, the operator can easily insert the head portion 3 of the bolt into the accommodating space C through the front end opening and the rear end opening generated by the cutting lines C1 and C2.

Therefore, the integrated roof loop 30 for a vehicle according to some embodiments of the present invention manufactured by such a method has a very beautiful appearance because it has a smooth integral surface on which the outer surface of the product is not provided with any hole, cover, or the like.

Further, by using the bolts that are inserted into the space between the inner ribs 32 and 33 installed in the longitudinal direction and can be slid to various positions, it is possible to improve the versatility and workability The degree of freedom can be improved.

Further, by using the aluminum extrusion method, the product can be made lighter and stronger, and the productivity can be greatly increased.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the invention. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

1: Loop panel
30: Loop
31:
32: first rib
33: second rib
C: Capacity space
S: separation distance
3: Head of bolt
2: Thread of bolt
4: Nut
S1: Extrusion step
S2: Bending step
S3: Cutting step
C1, C2: Cutting line
CL: Clamp
F: mold
R: Rollers

Claims (6)

In a roof loop fixed to a roof panel of a vehicle,
A body portion which can be extended along the roof panel of the vehicle and has a receiving space formed therein and opened downward;
A first rib formed to protrude from one side inner wall of the body portion; And
A second rib formed to protrude from the other side inner wall of the body and spaced apart from the first rib by a distance corresponding to the first rib;
And a vehicle body. The method according to claim 1,
The first rib and the second rib may be elongated in the lengthwise direction from the front end to the rear end of the body portion on both side inner walls, and the receiving space of the body portion may be formed by extending in the longitudinal direction of the body portion in the body portion. Wherein the first and second roof rails are integrally formed. The method according to claim 1,
The accommodating space is formed to have a size capable of accommodating a head portion of a bolt that can be fixed to a roof panel of a vehicle,
Wherein the spacing distance is larger than the diameter of the threaded portion of the bolt and smaller than the diameter of the head portion of the bolt so that the head of the bolt is not separated from the receiving space. 4. The method according to any one of claims 1 to 3,
Wherein the body portion, the first rib, and the second rib are integrally formed by extruding an aluminum material. A method of manufacturing a roof loop fixed to a roof panel of a vehicle,
A body extending in a long direction along the roof panel of the vehicle and having a receiving space formed therein and having an open bottom; a first rib protruding from one inner wall of the body; and a second rib protruding from the other inner wall of the body An extrusion step of extruding a second rib, which is formed so as to correspond to the first rib and spaced apart from the first rib, by an aluminum material and integrally molding the second rib;
A bending step of bending the extruded body portion, the first rib and the second rib so as to correspond to the curved surface of the roof panel of the vehicle; And
A cutting step of cutting the body portion bent at both ends of the first rib and the second rib along a cutting line;
And a step of mounting the loop loops. 6. The method of claim 5,
The banding step includes at least a clamping step at both ends of the body part, a ball or a roll type mandrel for preventing depression in the receiving space at both ends of the body part, a stretching bending machine for pulling the body by a cylinder, And a roller bending machine, a three-dimensional bending machine, and a combination thereof for bending the body part by a roller in accordance with a mold frame.

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