KR101808071B1 - A bumper beam unit for vehicles - Google Patents

A bumper beam unit for vehicles Download PDF

Info

Publication number
KR101808071B1
KR101808071B1 KR1020150095552A KR20150095552A KR101808071B1 KR 101808071 B1 KR101808071 B1 KR 101808071B1 KR 1020150095552 A KR1020150095552 A KR 1020150095552A KR 20150095552 A KR20150095552 A KR 20150095552A KR 101808071 B1 KR101808071 B1 KR 101808071B1
Authority
KR
South Korea
Prior art keywords
mounting groove
bumper beam
reinforcing member
reinforcing
joined
Prior art date
Application number
KR1020150095552A
Other languages
Korean (ko)
Other versions
KR20170004767A (en
Inventor
하상진
이문용
Original Assignee
주식회사 성우하이텍
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 성우하이텍 filed Critical 주식회사 성우하이텍
Priority to KR1020150095552A priority Critical patent/KR101808071B1/en
Publication of KR20170004767A publication Critical patent/KR20170004767A/en
Application granted granted Critical
Publication of KR101808071B1 publication Critical patent/KR101808071B1/en

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/24—Arrangements for mounting bumpers on vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/14—Making other products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
    • B60R2019/1813—Structural beams therefor, e.g. shock-absorbing made of metal
    • B60R2019/182—Structural beams therefor, e.g. shock-absorbing made of metal of light metal, e.g. extruded

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bumper beam unit for a vehicle, and more particularly to a bumper beam unit for a vehicle capable of enhancing the rigidity of a bumper beam against a frontal impact by adding a reinforcing member to the front or rear of the bumper beam.
To this end, the bumper beam unit for a vehicle according to an embodiment of the present invention includes a bumper beam disposed in the vehicle width direction and formed of an aluminum extruded material; A bumper beam mounted on a mounting portion on both sides of the bumper beam to fix the bumper beam to the vehicle body; A mounting groove formed on the bumper beam together with the bumper beam along the length direction during extrusion molding; And a reinforcing member which is joined to the mounting groove in a state where it is not protruded to the outside of the bumper beam.

Description

[0001] A BUMPER BEAM UNIT FOR VEHICLES [0002]

The present invention relates to a bumper beam unit for a vehicle, and more particularly, to a bumper beam unit for a vehicle capable of enhancing the rigidity of the bumper beam against frontal collision by adding a reinforcing member to the front or rear surface of the bumper beam.

In general, a vehicle bumper is designed to elastically deform at a low speed and medium speed collision of a vehicle to prevent physical damage to the vehicle. In the event of collision with another vehicle or a fixed body, , And a shock absorber disposed at the front and rear of the vehicle to minimize deformation of the vehicle body at the same time.

As shown in Fig. 1, the bumper 10 is mounted on both sides of the rear side of the bumper beam 21 arranged in the vehicle width direction from the front and rear of the vehicle, and the stays 23 are mounted on the vehicle side side members 31 An energy absorber 27 disposed in front of the bumper beam 21 to absorb an impact force and a bumper cover 29 surrounding the bumper beam 21 and the energy absorber 27 ).

2, the stamper 23 is welded to the rear side of the bumper beam 21 through a separate flange 41, and the stamper 23 To the side members 31 on the vehicle body side. In addition, the bumper beam unit 25 is provided with a separate towing (not shown) for selectively mounting the towing hook to the bumper beam 21 for towing or towing the vehicle, connecting the cable to the vehicle body, or trailer or carrier, A pipe 43 is mounted.

In the bumper beam unit 25 assembled to the vehicle body, the bumper beam 21 is integrally formed by extrusion molding of aluminum material in accordance with the recent trend of lightening the vehicle.

Since the bumper beam 21 must have a certain rigidity to primarily absorb the impulse, the weight of the bumper beam 21 is proportionally increased according to the weight of the vehicle. If the weight of the bumper beam 21 is unilaterally increased, the cost of the material increases, and the specifications are abnormally strengthened under different regulations, and the overall balance is not good.

Further, if the reinforcing member is attached to the bumper beam 21 to increase the rigidity, the prescribed values such as the intruction and deflection of the regulations can be lost.

In addition, a general reinforcing member is additionally mounted on the outer surface of the bumper beam, so that it is necessary to design in consideration of interference with the correlation parts and the like.

The matters described in the background section are intended to enhance the understanding of the background of the invention and may include matters not previously known to those skilled in the art.

Embodiments of the present invention provide a bumper beam unit for a vehicle that can enhance the rigidity of the bumper beam against a frontal impact by adding a reinforcing member to the front or rear surface of the bumper beam.

Further, the present invention provides a bumper beam unit for a vehicle, wherein the reinforcing member is joined to the groove formed in the bumper beam without projecting outside the bumper beam.

In one embodiment of the present invention, the bumper beam is disposed in the vehicle width direction and is formed of an aluminum extruded material; A bumper beam mounted on a mounting portion on both sides of the bumper beam to fix the bumper beam to the vehicle body; A mounting groove formed on the bumper beam together with the bumper beam along the length direction during extrusion molding; And a reinforcing member joined to the mounting groove so as not to protrude outside the bumper beam in a state of being fitted to the mounting groove.

The mounting groove may be formed on a front surface between mounting portions formed on both sides of the bumper beam, and may have a certain depth to the inside of the bumper beam.

Further, the reinforcing member may be formed of a closed end surface extruded material having an inner space portion.

Further, the reinforcing member may have the same length and width as the mounting grooves.

Further, the reinforcing member may be formed such that the front surface coincides with the front surface of the bumper beam.

Further, the reinforcing member may be formed to be the same as the inner surface of the mounting groove.

In addition, the mounting groove may include upper and lower mounting grooves formed along the longitudinal direction on at least one of the front surface and the rear surface between the mounting portions on both sides of the bumper beam.

The upper and lower mounting grooves may be curved grooves having a certain depth to the inside of the bumper beam.

The reinforcing member may include an upper reinforcing member joined to the upper mounting groove; And a lower reinforcement member joined to the lower mounting groove; Lt; / RTI >

At least one of the upper reinforcing member and the lower reinforcing member may be formed to coincide with a front surface or a rear surface of the bumper beam such that the front surface or the rear surface does not protrude from the front surface or the rear surface of the bumper beam.

Each of the upper reinforcing member and the lower reinforcing member is formed in the same shape as the inner surface of each of the upper mounting groove and the lower mounting groove, and may be formed as a curved surface.

Further, the upper reinforcing member may be formed to be narrower than the width of the lower reinforcing member.

The upper reinforcing member and the lower reinforcing member may be formed of a plate material.

The reinforcing member may be an upper reinforcing beam joined to the upper mounting groove and formed of an aluminum extruded material; And a lower reinforcement beam joined to the lower mounting groove, the lower reinforcement beam being formed of an aluminum extruded material; Or the like.

Each of the upper reinforcing beam and the lower reinforcing beam may be formed to be narrower than each of the upper mounting groove and the lower mounting groove.

Each of the upper reinforcing beam and the lower reinforcing beam may be formed to have the same length as each of the upper mounting groove and the lower mounting groove.

Also, at least one of the upper reinforcing beam and the lower reinforcing beam may include at least two sub-reinforcing beams formed to be shorter than the lengths of the upper mounting groove and the lower mounting groove, respectively.

In another embodiment of the present invention, the bumper beam is disposed in the vehicle width direction and is formed of aluminum extruded material. A bumper beam mounted on a mounting portion on both sides of the bumper beam to fix the bumper beam to the vehicle body; A mounting groove formed at a front surface between mounting portions formed on both sides of the bumper beam and molded together when the bumper beam is extruded so as to have a certain depth to the inside of the bumper beam; And a reinforcing member joined to the mounting groove so as not to protrude to the outside of the bumper beam and to be molded into a closed end surface extruded material having an inner space portion.

In another embodiment of the present invention, the bumper beam is disposed in the vehicle width direction and is formed of aluminum extruded material. A bumper beam mounted on a mounting portion on both sides of the bumper beam to fix the bumper beam to the vehicle body; An upper mounting groove and a lower mounting groove formed on at least one surface of a front surface and a rear surface of the bumper beam between upper and lower surfaces of the bumper beam, the upper mounting groove and the lower mounting groove being formed by curved grooves having a certain depth inwardly of the bumper beam, And a reinforcing member joined to the upper mounting groove and the lower mounting groove so as not to protrude to the outside of the bumper beam in a state of being fitted to at least one of the upper mounting groove and the lower mounting groove.

The embodiment of the present invention can improve the rigidity of the bumper beam against the frontal collision by adding a reinforcing member to the front surface or the rear surface of the bumper beam, and the stiffness can be increased or decreased by extrusion-molding the thickness of the reinforcing member.

Further, the reinforcing member may be joined to the groove formed in the bumper beam without protruding outwardly of the bumper beam, thereby preventing loss of intruction and deflection.

In addition, effects obtainable or predicted by the embodiments of the present invention will be directly or implicitly disclosed in the detailed description of the embodiments of the present invention. That is, various effects to be predicted according to the embodiment of the present invention will be disclosed in the detailed description to be described later.

1 is an exploded perspective view of a general automotive bumper.
2 is a perspective view of the bumper beam unit shown in Fig.
3 is a perspective view of a bumper beam unit for a vehicle according to a first embodiment of the present invention.
4 is a cross-sectional view taken along the line AA shown in Fig.
5 is a front side perspective view of a bumper beam unit for a vehicle according to a second embodiment of the present invention.
6 is a rear side perspective view of a bumper beam unit for a vehicle according to a second embodiment of the present invention.
7 is a cross-sectional view taken along the line BB shown in Fig.
Figs. 8 and 9 are rear perspective views of a bumper beam unit for a vehicle according to various embodiments of the reinforcing member shown in Fig. 6; Fig.
10 is a perspective view of a bumper beam unit for a vehicle according to a third embodiment of the present invention.
11 is a sectional view taken along the line CC shown in Fig.
12 to 14 are perspective views of a bumper beam unit for a vehicle according to various embodiments of the reinforcing member shown in Fig.

The operation principle of the embodiment of the bumper beam unit for a vehicle according to the present invention will now be described in detail with reference to the accompanying drawings and description. It should be understood, however, that the drawings and the following detailed description are exemplary and explanatory of various embodiments for effectively illustrating the features of the present invention. Therefore, the present invention should not be limited to the following drawings and descriptions.

In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The terms used below are defined in consideration of the functions of the present invention, which may vary depending on the user, intention or custom of the operator. Therefore, the definition should be based on the contents throughout the present invention.

In order to efficiently explain the essential technical features of the present invention, the following embodiments will appropriately modify, integrate, or separate terms to be understood by those skilled in the art to which the present invention belongs , And the present invention is by no means thereby limited.

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

Hereinafter, the vehicle bumper beam unit according to the first embodiment of the present invention will be described with reference to FIGS. 3 and 4. FIG. FIG. 3 is a perspective view of a bumper beam unit for a vehicle according to a first embodiment of the present invention, and FIG. 4 is a sectional view taken along the line A-A shown in FIG.

Referring to the drawings, a bumper beam unit 100 for a vehicle according to an embodiment of the present invention includes a bumper beam 110 and a stator 230 interconnected with each other. The bumper beam 110 is elastically deformed when a vehicle collides with the vehicle, And a reinforcement member 150 is added to the bumper beam 110 to improve the rigidity of the bumper beam 110 relative to the frontal impact.

3 and 4, the bumper beam unit 100 for a vehicle according to the embodiment of the present invention is mounted on a mounting portion on both sides of the rear of the bumper beam 110 and the bumper beam 110, And a state 230 for fixing the vehicle to the vehicle body.

The bumper beam 110 is arranged in the vehicle width direction and is molded with an aluminum extruded material.

A towing pipe 210 is formed on the bumper beam 110. The towing pipe 210 is a separate device for selectively attaching the towing hook to the bumper beam 110 for towing the vehicle, connecting the cable to the vehicle body, or connecting the trailer or the carrier.

The bumper beam 110 is formed with a mounting groove 120 and the reinforcing member 150 is connected to the mounting groove 120.

The mounting grooves 120 are molded together on the bumper beam 110 at the time of extrusion of the bumper beam 110 along the length direction. That is, the mounting groove 120 is formed in the front surface between the mounting portions formed on both sides of the bumper beam 110.

The mounting groove 120 is formed to have a certain depth to the inside of the bumper beam 110 so that the reinforcing member 150 can be joined.

The reinforcing member 150 is joined to the mounting groove 120 to reinforce the rigidity of the bumper beam 110. At this time, the reinforcing member 150 may be joined to the mounting groove 120 through a bonding material. Such a bonding material may be made of a material capable of bonding the reinforcing member 150 such as a bond or a sealer to the mounting groove 120.

The reinforcing member 150 is joined to the mounting groove 120 without being protruded to the outside of the bumper beam 110. The reinforcing member 150 is formed so that the front surface 153 coincides with the front surface 115 of the bumper beam 110 and does not protrude outside the bumper beam 110 as shown in FIG.

Thus, the reinforcing member 150 can be formed so as not to protrude outwardly of the bumper beam 110, thereby preventing the occurrence of losses such as legitimate drawing and deflection.

The reinforcing member 150 is formed into a closed end surface extruded material having an inner space portion 155 therein.

The reinforcing member 150 is formed to be the same as the inner surface of the mounting groove 120 so as to be fitted into the mounting groove 120. That is, the outer surface of the reinforcing member 150 and the inner surface of the mounting groove 120 may be formed identically.

The reinforcing member 150 is formed so that the length and width of the mounting groove 120 are the same.

3 and 4, the mounting groove 120 is formed on the front surface 115 of the bumper beam 110, but the present invention is not limited thereto. For example, the mounting groove 120 may be formed on the rear surface of the bumper beam 110, and the reinforcing member 150 may be joined to the mounting groove 120 formed on the rear surface.

Hereinafter, a vehicle bumper beam unit according to a second embodiment of the present invention will be described with reference to FIGS. 5 to 9. FIG. Fig. 5 is a front perspective view of a bumper beam unit for a vehicle according to a second embodiment of the present invention, Fig. 6 is a rear side perspective view of a bumper beam unit for a vehicle according to a second embodiment of the present invention, Sectional view taken along the BB line shown in Fig.

The vehicle bumper beam unit 100 according to the embodiment of the present invention includes a bumper beam 110 including a toe pipe as shown in Figs. 5 to 7, a stator 230 for fixing the bumper beam 110 to the vehicle body ). At this time, the stamper 230 is mounted on the mounting portion 220 formed on the rear surface 117 of the bumper beam 110.

The bumper beam 110 is arranged in the vehicle width direction and is molded with an aluminum extruded material so as to have a closed end face.

Mounting grooves 120 are formed in the bumper beam 110. The mounting grooves 120 are formed on the front and rear surfaces of the mounting portion 220 where the stamper 230 is mounted on the bumper beam 110. The upper mounting grooves 121 and 125 and the lower mounting grooves 123 and 127 are formed do.

The upper mounting grooves 121 and 125 are formed on the front surface 115 and the rear surface 117 of the bumper beam 110 along the longitudinal direction of the bumper beam 110. The front upper mounting groove 121 is formed on the front surface 115 of the bumper beam 110 and the rear upper mounting groove 125 is formed on the rear surface 117 of the bumper beam 110.

The upper mounting grooves 121 and 125 may be formed as curved grooves having a certain depth to the inside of the bumper beam 110.

Lower mounting grooves 123 and 127 are formed in the bottom of the front and rear surfaces of the bumper beam 110 along the longitudinal direction of the bumper beam 110. [ That is, a front lower mounting groove 123 is formed in a lower portion of the front surface of the bumper beam 110, and a rear lower mounting groove 127 is formed in a lower portion of a rear surface of the bumper beam 110.

The lower mounting grooves 123 and 127 are formed to have a certain depth to the inside of the bumper beam 110. The shape of the lower mounting recesses 123 and 127 may be a curved groove. The lower mounting grooves 123 and 127 may be formed to have the same depth as the upper mounting grooves 121 and 125.

The reinforcing member 150 includes an upper reinforcing member 163 and a lower reinforcing member 165.

The upper reinforcing member 163 is joined to the rear upper mounting groove 125. The upper reinforcing member 163 is joined to the rear upper mounting groove 125 as shown in Figs. 6 and 7.

The upper reinforcing member 163 may be formed to be different from the width W2 of the lower reinforcing member 165. [ That is, the width W1 of the upper reinforcing member 163 may be narrower than the width W2 of the lower reinforcing member 165 as shown in FIG.

The length of the upper reinforcing member 163 may be shorter than the length of the rear upper mounting groove 125.

The upper stiffening member 163 is formed to coincide with the rear surface 117 of the bumper beam 110 as shown in Fig. 7 such that the rear surface 161 does not protrude from the rear surface 117 of the bumper beam 110. [ That is, the rear surface 161 of the upper reinforcing member 163 may be formed in a straight line with the rear surface 117 of the bumper beam 110.

The upper reinforcing member 163 may be formed of a plate material. The upper reinforcing member 163 is formed to be the same as the inner surface of the rear upper mounting groove 125, and may be formed as a curved surface.

The lower reinforcing member 165 is joined to the lower mounting groove 123. The lower reinforcement member 165 is joined to the rear lower mounting groove 127 as shown in Figs. 6 and 7.

The length of the lower reinforcing member 165 may be shorter than the length of the rear lower mounting groove 127.

The lower reinforcement member 165 is formed to coincide with the rear surface 117 of the bumper beam 110 as shown in FIG. 7 so that the rear surface 167 does not protrude from the rear surface 117 of the bumper beam 110. That is, the rear surface 167 of the lower reinforcing member 165 may be formed in a straight line with the rear surface 117 of the bumper beam 110.

The lower reinforcement member 165 may be formed of the same material as the upper reinforcement member 163 and may be formed of a plate material. The lower reinforcement member 165 is formed to be the same as the inner surface of the rear lower mounting groove 127, and may be formed as a curved surface.

The shape of the upper reinforcing member 163 and the lower reinforcing member 165 is not limited to the curved surface but the upper reinforcing member 163 and the lower reinforcing member 165 may be formed on the upper surface of the rear upper mounting groove 125 And the rear lower mounting grooves 127, the shape thereof is irrelevant.

5 to 7, the reinforcing member 150 includes both the upper reinforcing member 163 and the lower reinforcing member 165. However, the present invention is not limited thereto.

That is, the reinforcing member 150 includes an upper reinforcing member 163 joined to the rear upper mounting groove 125 as shown in FIG.

9, the reinforcing member 150 includes a lower reinforcing member 165 which is joined to the rear lower mounting groove 127.

5 to 9, the reinforcing member 150 is formed on at least one of the rear upper mounting groove 125 and the rear lower mounting groove 127. However, the present invention is not limited to this, (121) and the front lower mounting groove (123).

Hereinafter, a vehicle bumper beam unit according to a third embodiment of the present invention will be described with reference to FIGS. 10 to 14. FIG. Fig. 10 is a perspective view of a bumper beam unit for a vehicle according to a third embodiment of the present invention, and Fig. 11 is a sectional view taken along the line C-C shown in Fig.

The vehicle bumper beam unit 100 according to the embodiment of the present invention includes a bumper beam 110 including a toe pipe as shown in Figs. 10 to 11, a stator 230 for fixing the bumper beam 110 to the vehicle body ).

The bumper beam 110 is arranged in the vehicle width direction and is molded with an aluminum extruded material.

Mounting grooves 120 are formed in the front surface 115 of the bumper beam 110. The mounting groove 120 is formed with an upper mounting groove 121 and a lower mounting groove 123 on the front surface between the mounting portions 220 on which the stamper 230 is mounted on the bumper beam 110.

The upper mounting groove 121 is formed in the upper part of the front surface 115 of the bumper beam 110 along the longitudinal direction of the bumper beam 110.

The upper mounting groove 121 is formed to have a certain depth to the inside of the bumper beam 110 so that the reinforcing member 150 can be joined.

The lower mounting groove 123 is formed in the lower part of the front surface 115 of the bumper beam 110 along the longitudinal direction of the bumper beam 110. That is, the lower mounting groove 123 may be formed at the lower portion of the upper mounting groove 121.

The lower mounting groove 123 is formed to have a certain depth to the inside of the bumper beam 110 so that the reinforcing member 150 can be joined. The lower mounting groove 123 may be formed to have the same depth as the upper mounting groove 121.

The reinforcing member 150 is bonded to the mounting groove 120 and includes an upper reinforcing beam 170 and a lower reinforcing beam 180.

The upper reinforcing beam 170 is joined to the upper mounting groove 121, and is molded with an aluminum extruded material.

The upper reinforcing beam 170 is formed so that the front surface 173 coincides with the front surface 115 of the bumper beam 110 so as not to protrude outside the bumper beam 110.

The upper reinforcing beam 170 is formed to be narrower in width than the upper mounting groove 121 as shown in FIG.

The upper reinforcing beam 170 is formed to have the same length as that of the upper mounting groove 121.

The lower reinforcement beam 180 is joined to the lower mounting groove 123 and is formed of an aluminum extruded material.

The lower reinforcing beam 180 is formed so that the front surface 183 coincides with the front surface 115 of the bumper beam 110 so as not to protrude from the front surface of the bumper beam 110.

The length of the lower reinforcing beam 180 is the same as the length of the lower mounting groove 123.

Meanwhile, the reinforcing member 150 may include a plurality of sub-reinforcing beams as shown in FIGS. 12 to 14. FIG.

12, the reinforcing member 150 includes an upper reinforcing beam 170 which is joined to the upper mounting groove 121 and a lower reinforcing beam 180 which is joined to the lower mounting groove 123.

The upper reinforcing beam 170 is formed to be shorter than the length of the upper mounting groove 121 and includes first and second sub-upper reinforcing beams 173 and 175.

The lower reinforcement beam 180 is formed to be shorter than the length of the lower mounting groove 123 and includes first and second sub-lower reinforcement beams 183 and 185.

Referring to FIG. 13, the reinforcing member 150 includes an upper reinforcing beam 170 that is joined to the upper mounting groove 121.

The upper reinforcing beam 170 is formed to be shorter than the length of the upper mounting groove 121 and includes first and second sub-upper reinforcing beams 173 and 175. The first and second sub-upper reinforcing beams 173 and 175 may be symmetrically joined to the upper mounting groove 121 with respect to the longitudinal center of the bumper beam 110.

14, the reinforcing member 150 includes a lower reinforcing beam 180 that is joined to the lower mounting groove 123. [

The lower reinforcement beam 180 is formed to be shorter than the length of the lower mounting groove 123 and includes first and second sub-lower reinforcement beams 183 and 185. At this time, the first and second sub-lower reinforcing beams 183 and 185 may be symmetrically joined to the lower mounting groove 123 with respect to the longitudinal center of the bumper beam 110.

The first and second sub-lower stiffening beams 183 and 185 may have the same width and length.

The number of the sub-reinforcing beams is not limited so long as it is shorter than the length of the mounting grooves 120 and can be connected to the mounting grooves 120.

10 to 14 illustrate that the mounting groove 120 is formed in the front surface 115 of the bumper beam 110 so that the reinforcing member 150 is joined to the bumper beam 110. However, And the reinforcing member 150 may be bonded to the rear surface of the support member 150. [

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. It will be understood that the invention may be varied and varied without departing from the scope of the invention.

100: Vehicle bumper beam unit
110: bumper beam
120: mounting groove
150: reinforcing member
210: Towing pipe
220:
230:

Claims (30)

A bumper beam disposed in the vehicle width direction and formed of an aluminum extruded material;
A bumper beam mounted on a mounting portion on both sides of the bumper beam to fix the bumper beam to the vehicle body;
A mounting groove formed on the bumper beam together with the bumper beam along the length direction during extrusion molding; And
A reinforcing member joined to the mounting groove so as not to protrude outside the bumper beam;
, ≪ / RTI &
The mounting groove
And upper and lower mounting grooves formed along the longitudinal direction on at least one surface of the front surface and the rear surface between the mounting portions on both sides of the bumper beam,
Wherein the mounting groove is formed at a front surface between mounting portions formed on both sides of the bumper beam and is formed to have a certain depth to the inside of the bumper beam,
Wherein the reinforcing member is formed so that its front surface coincides with a front surface of the bumper beam. delete The method according to claim 1,
The reinforcing member
A bumper beam unit for a vehicle formed by a closed end extruded material having an inner space portion. The method according to claim 1,
The length and width of the reinforcing member
And the length and the width of the mounting groove are equal to the length and width of the mounting groove, respectively. delete The method according to claim 1,
The reinforcing member
And is formed to be the same as the inner surface of the mounting groove. delete The method according to claim 1,
The upper and lower mounting grooves
Wherein the bumper beam is formed by curved grooves having a certain depth to the inside of the bumper beam. The method according to claim 1,
The reinforcing member
An upper reinforcing member joined to the upper mounting groove; And
A lower reinforcement member joined to the lower mounting groove;
The bumper beam unit comprising: 10. The method of claim 9,
At least one of the upper reinforcing member and the lower reinforcing member
Wherein the front or rear surface is formed to coincide with a front surface or a rear surface of the bumper beam so as not to protrude from the front surface or the rear surface of the bumper beam. 10. The method of claim 9,
Each of the upper reinforcing member and the lower reinforcing member
Wherein the bumper beam unit is formed in the same shape as the inner surface of each of the upper mounting groove and the lower mounting groove, 10. The method of claim 9,
The upper reinforcing member
Wherein the bumper beam unit is formed to be narrower than the width of the lower reinforcement member. 10. The method of claim 9,
The upper reinforcing member and the lower reinforcing member
A vehicle bumper beam unit formed of a plate material. The method according to claim 1,
The reinforcing member
An upper reinforcing beam joined to the upper mounting groove and formed of an aluminum extruded material; And
A lower reinforcement beam joined to the lower mounting groove and formed of an aluminum extruded material;
The bumper beam unit comprising: 15. The method of claim 14,
Each of the upper and lower reinforcing beams
And the width of each of the upper mounting groove and the lower mounting groove is narrower than the width of each of the upper mounting groove and the lower mounting groove. 15. The method of claim 14,
Each of the upper and lower reinforcing beams
Wherein the upper mounting groove and the lower mounting groove are formed to have the same length as each of the upper mounting groove and the lower mounting groove. 15. The method of claim 14,
At least one of the upper reinforcing beam and the lower reinforcing beam
And at least two sub-reinforcing beams formed to be shorter than the lengths of the upper mounting groove and the lower mounting groove, respectively. delete delete delete delete A bumper beam disposed in the vehicle width direction and formed of an aluminum extruded material;
A bumper beam mounted on a mounting portion on both sides of the bumper beam to fix the bumper beam to the vehicle body;
An upper mounting groove and a lower mounting groove formed on at least one surface of a front surface and a rear surface of the bumper beam between upper and lower surfaces of the bumper beam, the upper mounting groove and the lower mounting groove being formed by curved grooves having a certain depth inwardly of the bumper beam along the longitudinal direction;
A reinforcing member which is fitted to at least one of the upper mounting groove and the lower mounting groove without being protruded to the outside of the bumper beam;
, ≪ / RTI &
The reinforcing member
An upper reinforcing member joined to the upper mounting groove and formed in the same manner as the inner surface of the upper mounting groove; And
A lower reinforcing member joined to the lower mounting groove and formed in the same manner as an inner surface of the lower mounting groove;
, ≪ / RTI >
At least one of the upper and lower reinforcement members
Wherein the front or rear surface of the bumper beam is formed to coincide with a front surface or a rear surface of the bumper beam so as not to project from the front surface or the rear surface of the bumper beam. delete delete 23. The method of claim 22,
The upper reinforcing member
Wherein the bumper beam unit is formed to be narrower than the width of the lower reinforcement member. 23. The method of claim 22,
The upper reinforcing member and the lower reinforcing member
A vehicle bumper beam unit formed of a plate material. 23. The method of claim 22,
The reinforcing member
An upper reinforcing beam joined to the upper mounting groove and formed of an aluminum extruded material; And
A lower reinforcement beam joined to the lower mounting groove and formed of an aluminum extruded material;
The bumper beam unit comprising: 28. The method of claim 27,
Each of the upper and lower reinforcing beams
The width of each of the upper mounting groove and the mounting groove is narrower than the width of each of the upper mounting groove and the mounting groove. 28. The method of claim 27,
Each of the upper and lower reinforcing beams
Wherein the upper mounting groove and the lower mounting groove are formed to have the same length as each of the upper mounting groove and the lower mounting groove. 28. The method of claim 27,
At least one of the upper reinforcing beam and the lower reinforcing beam
And at least two server reinforcing beams formed to be shorter than the lengths of the upper mounting groove and the lower mounting groove, respectively.
KR1020150095552A 2015-07-03 2015-07-03 A bumper beam unit for vehicles KR101808071B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150095552A KR101808071B1 (en) 2015-07-03 2015-07-03 A bumper beam unit for vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150095552A KR101808071B1 (en) 2015-07-03 2015-07-03 A bumper beam unit for vehicles

Publications (2)

Publication Number Publication Date
KR20170004767A KR20170004767A (en) 2017-01-11
KR101808071B1 true KR101808071B1 (en) 2017-12-13

Family

ID=57833319

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150095552A KR101808071B1 (en) 2015-07-03 2015-07-03 A bumper beam unit for vehicles

Country Status (1)

Country Link
KR (1) KR101808071B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200130561A (en) * 2019-05-09 2020-11-19 지금강 주식회사 Side door impact beam

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060214439A1 (en) * 2005-03-23 2006-09-28 Nissan Technical Center North America, Inc. Vehicle bumper

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060214439A1 (en) * 2005-03-23 2006-09-28 Nissan Technical Center North America, Inc. Vehicle bumper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200130561A (en) * 2019-05-09 2020-11-19 지금강 주식회사 Side door impact beam
KR102230088B1 (en) * 2019-05-09 2021-03-23 지금강(주) Side door impact beam

Also Published As

Publication number Publication date
KR20170004767A (en) 2017-01-11

Similar Documents

Publication Publication Date Title
US9555756B2 (en) Vehicle front structure
CN111417544A (en) Bumper for vehicle
KR102660344B1 (en) Front structure of vehicle body
KR102557313B1 (en) A bumper beam unit for vehicles
US10370034B2 (en) Vehicle body reinforcement structure corresponding to small overlap collision
KR101198600B1 (en) Stiffener unit for vehicle
KR20160126194A (en) Bumper back beam assembly for vehicle
KR101495885B1 (en) a Bumper back beam for vehicle
KR101808071B1 (en) A bumper beam unit for vehicles
KR102009795B1 (en) Front bumper integrated stiffner
US10266208B2 (en) Front vehicle body reinforcing structure
KR102371242B1 (en) Front vehicle body reinforcing structure
KR20170073137A (en) A bumper beam unit for vehicles
KR102002308B1 (en) Bumper beam for vehicles
KR101826541B1 (en) Bumper assembly for vehicle
KR20160077790A (en) Bumper beam unit for vehicle
KR101691803B1 (en) Bumper of Vehicles
KR101328396B1 (en) A bumper beam unit for vehicles
KR20190029960A (en) Bumper beam unit for vehicles
KR101450608B1 (en) Hybrid bumper beam bracket install structure
KR102002309B1 (en) Rear bumper beam for vehicles
KR101464971B1 (en) Bumper beam unit for vehicle
KR102394581B1 (en) Front vehicle body reinforcing structure
KR101910872B1 (en) Bumper stay unit for behlcles
KR102136535B1 (en) Lower stiffener unit for vehicle

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application
E701 Decision to grant or registration of patent right
E801 Decision on dismissal of amendment
GRNT Written decision to grant