KR20170122391A - spacer for banding of one body type roof lack and method for banding of one body type roof lack using the same - Google Patents

Abstract

The present invention relates to an integrated roof rack bending method using a spacer, and a spacer for integrated roof rack bending, which minimizes a cross-sectional surface shape change when both side end parts of an integrated roof rack main body are bent, thereby preventing a defect caused by the cross-sectional surface shape change of both side end parts of the integrated roof rack main body in case of bending from being generated.

Description

TECHNICAL FIELD [0001] The present invention relates to a spacer for an integrated roof rack banding and an integrated roof racking banding method using the same.

[0001] The present invention relates to an integral roof rack banding spacer, and an integrated roof rack banding method using the same. More particularly, the present invention relates to a single- Thereby preventing the occurrence of defects due to the change, and an integrated roof rack bending method using the spacer.

In general, passenger cars and other non-freight vehicles have limited internal space, so there is a limit to the load of cargo.

For this reason, a loop carrier as disclosed in Korean Patent Laid-Open Publication No. 10-1997-0038757 (published on July 27, 1997) is mounted on the upper surface of the roof panel of a passenger car to further secure a loading space.

The roof carrier includes a pair of roof racks installed on both sides of the roof panel in the longitudinal direction and a plurality of crossbars engaged between the roof racks. By adjusting the interval between the crossbars, Is possible.

On the other hand, conventional roof racks are generally manufactured in a split type.

That is, the conventional split roof rack is manufactured by assembling the separately formed main body, the pad, the stance, the cover, and the like.

Such a conventional split type roof rack can increase the degree of design freedom by fabricating the cover in various colors and shapes.

However, the conventional split type roof rack is made up of relatively many parts of about ten kinds. Particularly, since it takes a considerable time to assemble the products because the cover engagement is difficult for each of the front and rear ends of the main body and the stent, There is a problem in that it is lowered.

In order to solve the above problem, an integral roof rack has been proposed.

The integrated roof rack includes a main body, a pad, and the like. Since the main body includes a stance and a cover function, the main body is made up of relatively few parts of about four types, and the parts can be simplified compared to the conventional split roof rack It is possible to increase the efficiency of assembling the product.

Meanwhile, the conventional integrated roof rack manufacturing method includes a single-piece roof rack body molding step of extruding a tubular-shaped integrated roof rack body through an extruder, a single-body roof rack body bending step of bending the front and rear ends of the integrally- And an integral type roof rack body cutting step of cutting the front and rear end ends of the bundled integrated roof rack body, and an integrated roof rack body cutting step of cutting the cutting face of the integral roof rack body.

In the conventional integrated type roof rack manufacturing method, the integral loop rack main body is folded by placing the extruded integrated roof rack main body on a bending die having both side ends of the upper surface formed with a curved surface having a constant curvature, And bent at a curvature corresponding to the curvature of both end curved surfaces of the upper surface.

However, in the case where the bending curvature of the integral roof rack body is to be relatively small, that is, when the curvature at both side ends of the upper surface of the bending die is relatively small, a change in sectional shape at both side ends of the integral roof rack body, There is a problem that defective products are generated because distortion of the cross-sectional shapes of both end portions of the integral-type roof rack body 100 occurs as shown in FIG.

For this reason, in the related field, it is possible to minimize the change in the sectional shape of both end portions of the integral-type roof rack body during the bending process of the integral-type roof rack so as to prevent the occurrence of defects due to changes in the sectional shapes of the both- However, up to the present time, satisfactory results have not been obtained.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a monolithic type roof rack body which is bent by pressurization in order to reduce the bending curvature of the monolithic type roof rack body, And an object of the present invention is to provide an integrated roof rack banding spacer and an integrated roof rack banding method using the same.

In order to achieve the above object, the integral type roof rack bending spacer according to the present invention is formed in the same shape as the through hole of the integral roof rack body, and has a plurality of split pieces arranged in one direction. An elastic member inserted into the split pieces arranged in one direction and elastically supporting the split pieces; And a link member inserted into the divided pieces arranged in one direction to block the departure of the divided piece.

Each of the divided pieces has a groove on one side and a protrusion corresponding to the groove on the other side opposite to the groove.

Each of the split pieces has a through hole for insertion of the elastic member and the link member.

And the elastic members are fixed to the frontmost and the rearmost partitioned pieces in which both longitudinal end portions are adjacent to each other.

The elastic member is disposed to face the link member.

The link member has a ring at the front end and a ring tip at the rear end.

And the ring is detachably formed from the front end of the link member.

The loop is connected to a wire.

The length of the link member from the rear of the front end to the front surface of the rear end of the link member is longer than the total length of the divided pieces arranged in one direction.

The link member is formed of a flexible material.

The integrated roof rack bending method using the spacer for integrated roof rack bending according to the present invention comprises: a spacer preparing step for preparing a spacer for integral roof rack banding; A spacer inserting step of inserting the spacer into the both side ends of the through hole of the integrally molded roof rack body extruded; Placing the integral roof rack body in which the spacer is inserted on the upper surface of the banding die; And an integral type roof rack main body pressing step of pressing both side ends of the integral roof rack body seated on the upper surface of the banding die.

The body pressing step may further include a spacer separating step of separating the spacer from the integral type roof rack body by pulling a wire connected to a ring provided at the front end of the link member of the spacer.

The integrated roof rack banding spacer and the integrated roof rack banding method using the same according to the present invention are characterized in that each of the plurality of divided pieces arranged in one direction is formed in the same shape as the through hole of the integrated roof rack body and is elastically supported by the elastic member, When both ends of the integral-type roof rack main body are pressed while the split members coupled with the elastic member and the link member are inserted into both end portions of the integral-type roof rack main body, the end faces of both end portions of the integral- It is possible to prevent the occurrence of defects due to a change in the cross-sectional shape of both end portions of the integral-type roof rack body.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing the outline of a spacer for integral roof rack banding according to the present invention. FIG.
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an integrated roof rack banding spacer.
BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to an integrated roof rack banding spacer.
4 is a process diagram of an integrated roof rack bending method using an integrated roof rack bending spacer according to the present invention.
5 is an exemplary view for explaining a spacer inserting step in the integrated roof rack bending method using the spacer for integrated roof rack banding according to the present invention.
FIG. 6 is an exemplary view for explaining a step of mounting an integrated roof rack body in the integrated roof rack banding method using the spacer for integrated roof rack banding according to the present invention.
FIG. 7 is an exemplary view for explaining a step of pressurizing an integrated roof rack body in an integrated roof rack banding method using a spacer for integral roof rack banding according to the present invention. FIG.
FIG. 8 is an exemplary view for explaining a step of separating spacers in the integrated roof rack banding method using the integrated roof rack bending spacer according to the present invention. FIG.
Fig. 9 is an exemplary view for explaining the occurrence of defects in the conventional integral type rack bending. Fig.

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

1 to 3, the integral type roof rack banding spacer A according to the present invention includes a split piece 10, an elastic member 20, and a link member 30.

The dividing pieces 10 are formed in the same shape as the through holes 110 of the integral type roof rack body 100, and are formed in plural and are arranged in one direction.

Each of the divided pieces 10 preferably has a groove 11 on one side and a protrusion 12 corresponding to the groove 11 on the other side opposite to the groove 11 Do.

At this time, any one of the protrusions 12 of the split piece 10 is inserted into any one of the other split portions 10 of the adjacent split pieces 10, The divisional members 10 are easily aligned as well as being easily aligned.

Each of the dividing pieces 10 is provided with a through hole 13 so that the elastic member 20 and the link member 30 can be inserted by the through hole 13.

The elastic member 20 is inserted into the split piece 10 arranged in one direction to elastically support the split piece 10. [

The elastic member 20 is fixed to the frontmost and rearmost divided segments 10 adjacent to each other in the longitudinal direction.

Therefore, the elastic member 20 can be stretched according to the external force, and the elastic member 20 can be contracted as the external force is released.

At this time, the elastic member 20 is preferably disposed to face the link member 30.

Here, each of the elastic members 20 arranged to face each other exerts a uniform elastic force on both sides of the split piece 10, so that the split piece 10 arranged in one direction is prevented from being twisted.

The link member 30 is inserted into the split piece 10 arranged in one direction to block the separation of the split piece 10.

The link member 30 is provided with a ring 31 at the front end thereof and a fork 32 at the rear end thereof.

At this time, the ring 31 is caught at the entrance of the through-hole 13 of the rearmost divider 10 among the split pieces 10 arranged in one direction, and the tip 32 is arranged in one direction The split member 10 is prevented from being separated by the link member 30 because the split member 10 is caught by the entrance of the through hole 13 of the split member 10 at the rear end.

A wire (33) is connected to the ring (31).

Therefore, the pulling of the wire 33 makes it easy to pull out the link member 30 inserted into the integral type roof rack body 100 and the split piece 10 coupled thereto.

At this time, the ring 31 is formed to be detachable from the front end of the link member 30. [

The link member 30 can be inserted into the through hole 13 of the split piece 10 by separating the ring 31 from the front end of the link member 30. [

Here, the ring 31 separated from the link member 30 is engaged after the link member 30 is inserted into the through hole 13 of the split piece 10.

The length of the link member 30 extending from the rear of the ring 31 to the front surface of the tip 32 is longer than the total length of the divided pieces 10 arranged in one direction.

Therefore, it is possible to flow back and forth of the divided piece 10 disposed between the rear of the ring 31 of the link member 30 and the fork 32.

The link member 30 is formed of a flexible material such as synthetic resin.

Therefore, when the external force is applied to the link member 30, the link member 30 can be bent.

As shown in FIG. 4, the integrated roof rack banding method using the spacer A for integrated roof racking according to the present invention includes a spacer preparing step S1, a spacer inserting step S2, (S3), and an integral roof rack body pressing step (S4).

In the spacer preparation step (S1), a spacer (A) for integrated roof rack banding is prepared.

In the spacer preparation step (S1), the integral type roof rack banding spacer (A) has been described above, and further detailed description will be omitted.

The spacer inserting step S2 inserts the integrated roof rack bending spacer A into the inside of both ends of the through hole 110 of the integrally-molded roof rack body 100 which is extruded.

One end of the wire 33 connected to the loop 31 provided at the front end of the link member 30 of the integral-type roof rack banding spacer A in the spacer inserting step S2 is connected to the one- And is exposed to the outside of the through hole 110 of the main body 100.

In the step S3 of mounting the integral type roof rack body, the integral type roof rack body 100 in which the spacer A for the integral roof rack bending is inserted is seated on the upper surface of the banding die 200.

In the step S3 of mounting the integral roof rack body, both ends of the upper surface of the banding die 200 are formed into curved surfaces having a constant curvature.

The integral loop rack main body pressing step S4 presses both side ends of the integral type roof rack body 100 seated on the upper surface of the banding die 200.

In the above-described integral-type roof rack main body pressing step S4, both side end pressures of the integral-type roof rack main body 100 may be performed by any conventional means. For example, a press apparatus using a hydraulic or pneumatic cylinder Not shown).

The integrated roof rack body 100 is then pressed in step S4 to pull the wire 33 connected to the ring 31 provided at the front end of the link member 30 of the integrated roof rack banding spacer A And a spacer separating step (S4-1) of separating the integrated roof rack bending spacer (A) from the integrated roof rack body (100).

The integrated roof rack bending using the spacer (A) for integral roof rack bending according to the present invention will be described in detail as follows.

First, the integral type roof rack banding spacer A is prepared.

That is, the spacer preparation step (S1) of the present invention is carried out.

At this time, the integral roof rack banding spacer (A) is formed in the same shape as the through hole (110) of the integral type roof rack body (100), and is divided into a plurality of divided segments (10) arranged in one direction. The elastic member (20) inserted in the split piece (10) arranged in one direction and elastically supporting the split piece (10); And the link member (30) inserted into the split piece (10) arranged in one direction to block the deviation of the split piece (10).

Meanwhile, the wire 33 is connected to the ring 31 provided at the front end of the link member 30 in the spacer preparing step S1.

Next, as shown in Fig. 5, the integral type roof rack banding spacer A is inserted into the integral roof rack body 100. As shown in Fig.

That is, the spacer inserting step (S2) of the present invention is performed.

In the present invention, the integral type roof rack body 100 includes the through holes 110 and the inside of both side ends thereof are opened by the through holes 110. Therefore, The spacer A can be inserted.

At this time, the wire 33 connected to the loop 31 provided at the front end of the link member 30 of the integrated roof rack banding spacer A has one end exposed to the outside of the integral roof rack body 100 do.

Next, as shown in FIG. 6, the integral type roof rack body 100 is seated on the banding die 200.

That is, the integral roof rack body seating step (S3) of the present invention is carried out.

At this time, since the integrated roof rack body 100 in the seating state is located in the middle of the banding die 200, both end portions of the integral roof rack body 100 are naturally positioned on both sides of the end portions of the banding die 200 Located.

Next, as shown in Fig. 7, the integral type roof rack body 100 is pressed.

That is, the integrated roof rack main body pressing step (S4) of the present invention is performed.

In the present invention, both end portions of the upper side of the banding die 200 are curved with a predetermined curvature, and both side ends of the integral type roof rack body 100, which is pressed on the upper surface of the banding die 200, The integrated roof rack body 100 is bent by being bent along the curved surfaces of both sides of the upper surface of the die 200.

However, both end portions of the integral-type roof rack body 100 may have a change in cross-sectional shape, that is, a shape of a cross-sectional shape, when bent by pressing.

However, in the present invention, the integrated roof rack bending spacer A is inserted into both end portions of the integrated roof rack body 100, and each of the divided pieces 10 of the integral roof rack banding spacer A is inserted into the integral- Supporting the both side ends of the roof rack body 100, that is, the inner surfaces of the banding sections, the cross-sectional shape can be maintained even if both side ends of the integral roof rack body 100 are bent by pressing.

That is, the split piece 10, which is formed in a plurality of pieces and is arranged in one direction and is elastically supported by the elastic member 20, is configured such that when both end portions of the integral type roof rack body 100 are bent The link members 30 are formed of the flexible material and are spaced apart from each other and naturally bent together with the link member 30. The through holes 100 at both ends of the integral type roof rack body 100 So that the cross-sectional shape of both end portions of the integral-type roof rack body 100, which is bent by pressurization, can be maintained.

Meanwhile, the integral type roof rack banding spacer (A) inserted into both side end portions of the integral type roof rack body (100) may be formed in the same manner as in the spacer separation step (S4-1) 110 of the integrated roof rack main body 100, the wires 33 are pulled out from both ends of the integrated roof rack body 100 as they are pulled out.

At this time, the link member 30 is formed of a flexible material so that it is properly extended from the inside of both side ends of the integral type roof rack body 100, and the elastic member 20 The split pieces 10 bent in a state in which the split pieces 10 are bent are in close contact with each other and are aligned in a state aligned in one direction, The spacer A is easily reused.

As described above, the integrated roof rack banding spacer (A) and the integrated roof rack banding method using the same according to the present invention are characterized in that each of the plurality of divided pieces (10) arranged in one direction is inserted into the through hole (20) and the link member (30) at both side ends of the integral type roof rack body (100), the elastic body (20) being formed in the same shape as the elastic body When the divided end portions of the integral type roof rack body 100 are pressed in the state where the split pieces 10 are inserted, the end portions of both end sides of the integral type roof rack body 100 are completely retained by the support of the divided pieces 10 It is possible to prevent the occurrence of defects due to a change in the cross-sectional shape of both end portions of the integrated roof rack body 100.

As described above, the present invention is not limited to the above-described embodiments, and can be modified without departing from the gist of the present invention as claimed in the claims. And falls within the scope of protection of the invention.

10: Split piece 11: Groove
12: protrusion 13: through hole
20: elastic member 30: link member
31: collar 32:
33: wire 100: integral roof rack body
110: through hole 200: bending die
A: Spacer for integrated roof rack banding S1: Spacer preparation step
S2: Spacer inserting step S3: Integrated roof rack body seating step
S4: integral roof rack main body pressing step S5: spacer separating step

Claims (12)

A split piece formed in the same shape as the through hole of the integral type roof rack body and formed in a plurality of rows and arranged in one direction; An elastic member inserted into the split pieces arranged in one direction and elastically supporting the split pieces; And a link member inserted into the split piece arranged in one direction to block the deviation of the split piece.
The method according to claim 1,
Wherein each of the split pieces has a groove portion on one surface thereof and the other surface of the opposite side of the groove portion has a protruding portion corresponding to the groove portion.
The method according to claim 1,
And each of the split pieces has a through hole for insertion of the elastic member and the link member.
The method according to claim 1,
Wherein the elastic member is fixed to the forefront and rear end divisions, wherein each of the longitudinally opposite side ends is adjacent to each other.
The method according to claim 1,
And the elastic member is disposed to face the link member with the interposition of the link member.
The method according to claim 1,
Wherein the link member has a ring at a front end thereof and a ring-shaped tip at a rear end thereof.
The method according to claim 6,
And the loop is detachably formed from the front end of the link member.
The method according to claim 6,
And the loop is connected to a wire.
The method according to claim 1,
Wherein the link member is formed to be longer than a total length of the divided pieces arranged in one direction, the length of which extends from the rear of the front end to the top of the rear end of the rear end.
The method according to claim 1,
And the link member is formed of a flexible material.
10. A method of manufacturing an integrated roof rack bending machine, comprising the steps of: preparing a spacer for integral roof rack banding according to any one of claims 1 to 10;
A spacer inserting step of inserting the integral roof rack banding spacer into the through holes of both sides of the through hole of the integrated type roof rack body extruded;
A step of mounting the integral type roof rack body in which the integral roof rack banding spacer is inserted, on the upper surface of the banding die;
And pressing the opposite side end portions of the integral type roof rack body seated on the upper surface of the banding die.
12. The method of claim 11,
The body pressing step further includes a spacer separating step of separating the integral roof rack banding spacer from the integral roof rack body by pulling a wire connected to a ring provided at a link member front end portion of the spacer for integral roof rack banding Integrated Roof Rack Bending Method Using Spacers for Integral Roof Rack Banding.

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