KR101549916B1 - Knuckle of vehicle - Google Patents

Knuckle of vehicle Download PDF

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Publication number
KR101549916B1
KR101549916B1 KR1020140025200A KR20140025200A KR101549916B1 KR 101549916 B1 KR101549916 B1 KR 101549916B1 KR 1020140025200 A KR1020140025200 A KR 1020140025200A KR 20140025200 A KR20140025200 A KR 20140025200A KR 101549916 B1 KR101549916 B1 KR 101549916B1
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KR
South Korea
Prior art keywords
bushing
knuckle
diameter portion
tapered surface
diameter
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KR1020140025200A
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Korean (ko)
Inventor
권태성
이성근
권익진
김현우
정세웅
박민국
권순찬
Original Assignee
주식회사 일진
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Priority to KR1020140025200A priority Critical patent/KR101549916B1/en
Application granted granted Critical
Publication of KR101549916B1 publication Critical patent/KR101549916B1/en

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Abstract

A knuckle of a vehicle is disclosed. The knuckle of a vehicle includes: a knuckle body made of carbon fiber reinforced plastics (CFRP) and having an assembly hole; and a wheel bearing bushing inserted and joined into the assembly hole of the knuckle body to allow a wheel bearing to be mounted. The wheel bearing bushing includes: a first bushing made of CFRP; a second bushing made of CFRP to be engaged with and joined to the outer circumference of the first bushing; and a third bushing to be engaged with and joined to the inner circumference of the first bushing. Therefore, the knuckle of a vehicle allows the light knuckle to be firmly joined to the bushing.

Description

Knuckle of vehicle < RTI ID = 0.0 >

The present invention relates to a knuckle of a vehicle, and more particularly to a knuckle of a vehicle in which a bushing for mounting or connecting other components to a knuckle body made of carbon fiber reinforced plastic (CFRP) is firmly assembled.

2. Description of the Related Art Generally, a steering apparatus of a vehicle is an apparatus for arbitrarily changing the traveling direction of a vehicle. The steering apparatus includes a steering handle, a steering shaft, a steering column, and the like for direct steering operation by the driver, A gear mechanism for reducing the rotation of the steering column to increase the operating force and for changing the direction of movement of the operating mechanism to transmit it to the link mechanism and a transmission mechanism for transmitting the operation of the gear mechanism to the wheels, And a link mechanism composed of a piterman arm, a drag arm, a knuckle, and a tie rod, etc. for proper support.

The knuckles have typically been made of steel such as chrome-molybdenum alloy steel through heat treatment and machining.

In recent years, as the problem of environmental pollution caused by vehicles has become an issue along with a demand for improvement of fuel efficiency of vehicles, the vehicle is seeking to reduce the weight of the vehicle. Light weight of the chassis components among the parts constituting the vehicle is also required to be reduced.

In response to the trend of light weight of such a vehicle, it has become necessary to manufacture a knuckle of a vehicle, which has been conventionally made of steel material, using a relatively new material that is relatively lighter than a steel material.

The present invention relates to a carbon fiber reinforced plastic (CFRP) which is relatively lighter than a steel material and has almost the same physical properties as a steel material in order to meet the above-mentioned trend of light weight of a vehicle. The knuckle body made of a carbon fiber reinforced plastic material is provided with the bushing so that the bushing and the knuckle body can be assembled with each other. The weight of the vehicle is reduced as the weight of the knuckle body is reduced, the fuel consumption and performance of the vehicle are improved, and the knock of the vehicle, which can reduce the environmental pollution caused by the exhaust gas of the vehicle, And the like.

To achieve these and other advantages and in accordance with the purpose of the present invention, as embodied and broadly described herein, a knuckle of a vehicle includes a knuckle body made of a carbon fiber reinforced plastic (CFRP) material and having an assembly hole, Wherein the wheel bearing bushing is made of a first bushing made of a carbon fiber reinforced plastic (CFRP) material, a carbon fiber reinforced plastic (CFRP) material, and the first bushing A second bushing that is inserted and coupled to the outer circumferential surface, and a third bushing that is fitted and coupled to the inner circumferential surface of the first bushing.

The first bushing, the second bushing, and the third bushing may each have a tapered surface inclined at a predetermined angle.

The tapered surface may be formed to be inclined at an angle of 3 DEG or more.

Wherein the first bushing includes two first-first bushings and a first-second bushing that are divided and joined to each other in an axial direction, and the tapered surface of the first bushing includes two first- Wherein the second bushing includes two second bushings and a second bushing circumferentially joined to each other, and the tapered surface of the second bushing is formed on the inner circumferential surface and the outer circumferential surface of the second bushing, Two second bushings, and a second bushing, and the tapered surface of the third bushing may be formed on an outer circumferential surface of the third bushing.

The outer diameter and the inner diameter of the joint portion in which the first and second bushings and the first and second bushings are axially joined form a large diameter portion, and each tapered surface of the first and second bushings and the first and second bushings, The first and second bushings are integrally formed with the first bushing so that the first bushing and the second bushing are integrally formed with each other, Diameter portion of the second bushing and the tapered surfaces of the second 2-1 bushing and the 2-2 bushing gradually decrease in outer diameter and inner diameter progressively toward the axial direction on the basis of the large diameter portion of the second bushing And a large diameter portion is formed on the third bushing so as to overlap with the large diameter portion of the first bushing when the third bushing is axially fitted to the first bushing, Of the tapered surface being gradually increasing outer diameter is gradually reduced as the parts of the large-diameter axial direction on the basis of the third bushing can be formed from each other incline in the opposite direction.

Wherein the first bushing has an arc-shaped tool assembly groove and a circular assembly hole for mounting other components, and when the second bushing is fitted to the outer circumferential surface of the first bushing, An arc-shaped mounting groove may be formed at a predetermined portion of the second-type bushing matching with the hole.

The diameter of the large-diameter portion of the first bushing may be larger than the inner diameter of the inner tapered surface of the second bushing, and the outer diameter of the large-diameter portion of the third bushing may be larger than the inner diameter of the inner tapered surface of the first bushing.

Wherein the knuckle body is formed by combining two or more knuckle pieces formed of a carbon fiber-reinforced plastic material, the two or more knuckle pieces are combined, and the space formed inside the knuckle body is filled with a mixture of carbon fiber and epoxy resin Can be inserted and filled.

A first mounting flange for integrally extending a first mounting flange for mounting a brake caliper along one side of the knuckle body is formed integrally with the knuckle body at a position adjacent to one end of the first mounting flange at a right angle to the first mounting flange, And a second shaft protrusion for connecting the lower arm from the knuckle body in a direction perpendicular to the plane of the knuckle body at one side of the knuckle body Wherein a second mounting flange for mounting the strut assembly in a direction perpendicular to the knuckle body is formed to protrude from an opposite portion of the second shaft projection about the assembly hole of the knuckle body, The first mounting flange, the second mounting flange, the first shaft projection, and the second shaft projection each have The washing assembly hall, with formed can be inserted into a bushing coupled to a respective bushing assembly hall.

Wherein the first mounting flange, the second mounting flange, the first shaft projection, and the second shaft projection are formed with an assembly groove communicating with an assembly hole of each bushing, and each bushing is divided into an upper bushing and a lower bushing Wherein the upper bushing includes a lower flange extending radially outwardly to be inserted into the mounting groove to be engaged with the upper wall of the mounting groove and an upper flange extending radially outwardly to be seated and supported around the mounting hole The lower bushing includes an upper flange extending radially outwardly to be inserted into the mounting groove and seated on the lower floor of the mounting groove and a lower flange extending radially outwardly to be supported on the periphery of the mounting hole, . ≪ / RTI >

Wherein the first mounting flange, the second mounting flange, the first shaft projection, and the second shaft projection have an assembly hole communicating with an assembly hole of each bushing, the bushings being inserted into the assembly holes of the bushing, The upper bushing includes an upper flange extending radially outwardly to be seated and supported about the periphery of the assembly hole so that the lower bushing is seated and supported about the periphery of the assembly hole, And may include a lower flange extending radially outwardly.

As described above, according to the knuckle of the vehicle according to the embodiment of the present invention, the tie rod of the steering device, the lower arm and strut assembly of the suspension device, the brake of the braking device, A plurality of engagement flanges are formed on the bushing when the knuckle body is assembled with the bushing by forming a plurality of knuckle pieces on the knuckle body, When the bushing is inserted into and engaged with the assembly hole of the knuckle body, the bushing is firmly coupled to the knuckle body by the interaction between the plurality of engagement flanges and the assembly groove, It is possible to strengthen the bonding force to the body.

Alternatively, when a plurality of knuckle operating plates are coupled to each other to form a knuckle body, then an assembly hole is formed in the knuckle body, and when the bushing is inserted into the assembly hole, the bushing is divided into an upper bushing and a lower bushing Piece, and then inserted into the assembly holes of the knuckle body and fastened to each other with a screw, and then adhered to the knuckle body with an adhesive, the adhesion of the bushing to the knuckle body can be enhanced.

Meanwhile, the wheel bearing bushings to which the wheel bearings are inserted and coupled are made up of two first and second bushings formed with a tapered surface having a constant taper angle with a carbon fiber reinforced plastic material, 3 bushing, an external force is applied to the wheel bearing bushing while the wheel bearing is press-fitted into the wheel bearing bushing, or an external force acts on the wheel bearing bushing through the wheel bearing while the wheel bearing is assembled to the wheel bearing bushing The three first, second and third bushings are not easily separated in the axial direction due to the wedge action of the tapered surface, and the bushings are not easily separated from the knuckle body in the axial direction, The assemblability of the bushing is improved.

1 is a perspective view of a knuckle of a vehicle according to an embodiment of the present invention.
2 is an exploded perspective view of a knuckle of a vehicle according to an embodiment of the present invention.
3 is an exploded perspective view of a wheel bearing bushing according to an embodiment of the present invention.
4 is an assembled perspective view of a wheel bearing bushing according to an embodiment of the present invention.
FIG. 5 is a cross-sectional view of a coupling portion of a bushing and a knuckle body according to an embodiment of the present invention.
6 is a partially cutaway perspective view of a bushing according to another embodiment of the present invention.

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

Referring to FIG. 1, a vehicle knuckle according to an embodiment of the present invention includes a knuckle body 10, a first mounting flange 20, a first shaft projection 30, a second shaft projection 40, 2 mounting flange 50, and a wheel bearing bushing 60, respectively.

The knuckle body 10 has a polygonal body shape, and generally has an assembly hole formed at a central portion thereof. The wheel bearing bushing 60 can be inserted and coupled to the assembly hole so as to support the wheel bearing.

The first mounting flange 20 may be integrally formed along one side of the knuckle body 10 and may have a generally rectangular shape.

The first shaft projection 30 may be formed to protrude from the knuckle body 10 in a direction generally perpendicular to the first mounting flange 20 at a location proximate one end of the first mounting flange 20.

The second axis projection 40 may be formed to protrude from the knuckle body 10 in a direction substantially perpendicular to the plane of the knuckle body 10 at one side of the knuckle body 10.

The second mounting flange 50 may be formed to protrude in a direction substantially perpendicular to the knuckle body 10 at the opposite side of the second shaft protruding portion 40 about the assembly hole of the knuckle body 10 .

The knuckle body 10 and the first mounting flange 20, the first shaft projection 30, the second shaft projection 40 and the second mounting flange 50 can each be made of a carbon fiber reinforced plastic material have.

A bushing 70 made of a steel material can be inserted through the first mounting flange 20 and inserted at both ends along the longitudinal direction thereof.

A brake caliper can be mounted via the bushing (70) of the first mounting flange (20).

The bushing 70 made of a steel material can also be inserted through the first shaft protruding portion 30 and inserted therein.

A tie rod constituting the steering device may be fastened and connected to the first shaft projection 30.

The bushing 70 made of a steel material can be inserted into the second shaft projection 40 and inserted therein.

A lower arm constituting a suspension of the vehicle may be fastened and connected to the second shaft projection 40.

A bushing 70 made of a steel material can be inserted into the second mounting flange 50 at both ends along the longitudinal direction thereof and inserted.

The strut assembly constituting the suspension of the vehicle via the bushing 70 of the second mounting flange 20 can be mounted.

Referring to FIG. 2, the knuckle body 10 according to the embodiment of the present invention may be formed by combining three knuckle-piece plates 100, 110, and 120.

The three knuckle-piece plates 100, 110, and 120 may be made of a carbon fiber-reinforced plastic material.

Three knuckle pieces plates 100, 110, and 120 are combined, and a space filled with carbon fiber + epoxy resin may be inserted and filled in the space formed therein.

The filler 130 serves to bond the three knuckle pieces 100, 110, and 120 and the bushings to each other, and to enhance the structural rigidity of the knuckle.

3 and 4, the wheel bearing bushing 60 according to the embodiment of the present invention includes two first bushings 62 and a second bushing 64 made of carbon fiber reinforced plastic (CFRP) And a third bushing 66 made of a steel material.

The first bushing 62 is divided into two pieces by two first-first bushing 62a and a first-second bushing 62b, and then the first bushing 62 can be joined to each other in the axial direction have.

A tapered surface 62c inclined from one edge to the other edge may be formed on the outer and inner circumferential surfaces of the first and second bushings 62a and 62b.

The inclination angle of the tapered surface 62c may preferably be formed to have an angle of 3 DEG or more.

When the first 1-1 bushing 62a and the 1-2 bushing 62b are joined together in the axial direction, the two first 1-1 bushing 62a and the 1-2 bushing 62b The respective tapered surfaces 62c may be arranged so as to be inclined in opposite directions to each other with reference to the jointed portions to be joined to each other.

That is, the outer diameter of the abutment portion is the largest, thereby forming the large diameter portion 62d. The outer diameter and the inner diameter of the tapered surface 62c are gradually smaller in the axial direction with respect to the large diameter portion 62d.

A semi-circular arc-shaped tool assembly groove 62f may be formed in the one-side first bushing 62a.

The tool assembly groove 62f may be formed to prevent interference between the tool and the bushing when connecting or fastening various components to the knuckle using a tool.

Also, a circular-shaped assembly hole 62e may be formed in the one-side first bushing 62a.

The assembly hole 62e may be formed to assemble components such as sensors and the like.

The second bushing 64 is formed in two pieces by two second-bushing 64a and a second-bushing 64b, which are formed in a substantially arc-like shape. Then, the second bushing 64 is formed in a circumferential direction, They can be joined to each other.

That is, the joining line 64d.

The second bushing 64 may be coupled to the outer circumferential surface of the first bushing 62.

A tapered surface 64c may be formed on the inner circumferential surface and the outer circumferential surface of the two second-first bushing 64a and the second-second bushing 64b in the same manner as the tapered surface 62c of the first bushing 62. [

The inclination angle of the tapered surface 64c may preferably be formed to have an angle of 3 DEG or more.

The tapered surfaces 64c formed on the inner circumferential surface and the outer circumferential surface of the two second-first bushing 64a and the second-second bushing 64b may be inclined in opposite directions with respect to the large-diameter portion 64e.

That is, the inner diameter and outer diameter of the large-diameter portion 64e are the largest, and the inner diameter and the outer diameter of the tapered surface 64c gradually decrease toward the axial direction with respect to the large-diameter portion 64e.

When the second bushing 64 is fitted on the outer circumferential surface of the first bushing 62, the second bushing 64a, which is matched with the assembly hole 62e of the first bushing 62, The assembly groove 64f can be formed. The assembly groove 64f may have the same function as the assembly hole 62e of the first bushing 62.

The large diameter portion 62d of the first bushing 62 overlaps the large diameter portion 64e of the second bushing 64 when the second bushing 64 is fitted to the outer circumferential surface of the first bushing 62 The tapered surface 62c formed on the outer circumferential surface of the first bushing 62 is brought into close contact with the tapered surface 64c formed on the inner circumferential surface of the second bushing 64. [

The diameter of the large diameter portion 62d of the first bushing 62 is formed to be larger than the inner diameter of the inner tapered surface 64c of the second bushing 64. [

Accordingly, when the first bushing (62) or the second bushing (64) is acted upon by the external force acting on the second bushing (64) in the axial direction of the first bushing (62) The large diameter portion 62d of the first bushing 62 abuts against the tapered surface 64c of the second bushing 64 when the relative movement in which the first bushing 62 and the second bushing 64 are separated from each other occurs. A wedge action is generated between the large-diameter portion 62d of the first bushing 62 and the tapered surface 64c of the second bushing 64 so that the first bushing 62 and the second bushing 64 are engaged with each other, Is not easily separated in the axial direction.

A tapered surface 66c may also be formed on the outer circumferential surface of the third bushing 66.

The inclination angle of the tapered surface 66c may preferably be formed to have an angle of 3 DEG or more.

The tapered surface 66c may be inclined in opposite directions with respect to the large-diameter portion 66a positioned substantially at the center along the axial direction or the longitudinal direction.

That is, the outer diameter and the inner diameter of the large-diameter portion 66a are the largest, and the outer diameter of the tapered surface 66c gradually decreases toward the axial direction with respect to the large-diameter portion 66a.

The outer diameter of the large-diameter portion 66a of the third bushing 66 may be larger than the inner diameter of the inner tapered surface 62c of the first bushing 62.

When the third bushing 66 is fitted in the first bushing 62 in the axial direction, the large-diameter portion 66a of the third bushing 66 overlaps the large-diameter portion 62d of the first bushing 62 do.

When the first bushing 62, the second bushing 64 and the third bushing 66 are axially fitted and coupled to each other, the respective tapered surfaces are in close contact with each other, and the large-diameter portion 62d The large diameter portion 64e of the second bushing 64 and the large diameter portion 66a of the third bushing 66 overlap each other.

When the wheel bushing is press-fitted into the third bushing 66 in the state where the bushes are assembled together, an external force is applied to the third bushing 66, or the wheel bearing is assembled to the third bushing 66 When the external force is applied to the third bushing 66 through the wheel bearing, the external force can act in the direction of axially separating the third bushing 66 from the first bushing 62, Since the large diameter portion 66a of the third bushing 66 is formed to be larger than the inner diameter of the inner tapered surface 62c of the first bushing 62, The disengaging motion generates a wedge action between the large-diameter portion 66a of the third bushing 66 and the inner tapered surface 62c of the first bushing 62 so as to form a wedge action between the first bushing 62 and the third bushing 66 Axis direction can not be easily separated.

Also, when the first bushing to the third bushings are assembled together in the axial direction and are fitted to the assembly hole of the knuckle body 10, the large diameter portion and the tapered surfaces formed on the outer circumferential surface of each bushing are inserted into the knuckle body 10 so that the bushings can be easily separated from the knuckle body 10 in the axial direction and can maintain a stable assembled state.

Referring to FIG. 5, a bushing (not shown) is mounted on the first mounting flange 20, the first shaft projection 30, the second shaft projection 40, and the second mounting flange 50 of the knuckle body 10, (70) has an assembled structure that is not easily separated from the knuckle body (10) in the axial direction.

That is, when the knuckle body 10 is manufactured by joining three knuckle pieces 100, 110 and 120 made of a carbon fiber-reinforced plastic material, the bushing 70 is divided into three knuckle pieces 100 and 110 , 120).

The three knuckle-piece plates 100, 110 and 120 are each provided with an assembly hole into which the bushing 70 is inserted.

The bushing 70 is inserted into the assembly hole and assembled with three knuckle pieces 100 and 110 and 120. The bushing 70 is divided into two pieces by an upper bushing 72 and a lower bushing 74 And can be assembled to the three knuckle pieces 100, 110 and 120 by being manufactured as a bushing of one body.

When the three knuckle engaging plates 100, 110 and 120 are assembled to each other, for example, the third knuckle operating plate 120 is disposed at the center, and the first knuckle engaging plate 100 is superimposed thereon The third knuckle plate 120 may be provided with an assembly groove 140 communicating with the assembly hole.

The upper bushing 72 may be formed with a lower flange 72a inserted in the fitting groove 140 and extending to the upper wall of the fitting groove 140 to extend radially outwardly, The upper flange 72b may be formed to extend radially outwardly.

The lower bushing 74 is provided with an upper flange 74a which is inserted into the assembly groove 140 and is seated on the lower floor of the assembly groove 140 and supported on the lower surface of the first knuckle plate 100, The lower end flange 74b which is caught in the axial direction can also be formed to extend radially outward.

The bushing 70 can be assembled to the knuckle body 10 by forming a flange extending radially outward in the bushing 70 and forming an assembly groove in which the flanges are engaged in the assembly hole of the knuckle body 10, The bushing is not easily separated from the knuckle body 10 in the axial direction due to the interaction between the flange and the mounting groove in the state where the bushing 70 and the knuckle body 10 are assembled.

Referring to FIG. 6, three knuckle engaging plates 100, 110 and 120 are assembled first to form the knuckle body 10 and the first mounting flange 20 of the knuckle body 10, The bushing 70 is inserted into the upper bushing 76 and the second bushing 70 in the case where the bushing 70 is inserted into the first and second shaft projections 40, And the upper bushing 78 is divided into two pieces.

For example, after inserting the lower bushing 78 through one of the bushing holes of the knuckle body 10 and then inserting the upper bushing 76 through the other opening of the bushing assembly hole, two bushings 76 And 78 can be fastened to each other with screws 79.

The screw 79 is formed on the inner circumferential surface of the upper bushing 76 and is formed on the outer circumferential surface of the lower bushing 78. However, the screws 79 may be formed opposite to each other so that the two bushings can be screwed.

The bushing 70 fastened with screws may be integrally bonded to the knuckle body 10 with adhesive, for example, in a state where the bushing 70 is inserted into the bushing assembly hole of the knuckle body 10.

The upper bushing 76 may be formed around the assembly hole of the knuckle body 10 so that the upper flange 76a may extend radially outwardly to prevent axial departure from the axle, A lower flange 78a which is seated in the periphery of the assembly hole of the knuckle body 10 to prevent axial deviation can be formed to extend radially outward.

In the embodiment of the present invention, the knuckle body 10 is formed by coupling the three knuckle pieces 100, 110 and 120 to each other. However, when the knuckle bodies 10 are combined with each other, Can be produced.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, And all changes to the scope that are deemed to be valid.

10: knuckle body
20: first mounting flange
30: first shaft projection
40: second shaft projection
50: Second mounting flange
60: Wheel bearing bushing
70: Bushing
100, 110, 120: knuckle piece plate
130: packing
140: Assembly groove

Claims (11)

A knuckle body made of carbon fiber reinforced plastic (CFRP) and having an assembly hole;
A wheel bearing bushing inserted into the assembly hole of the knuckle body and capable of mounting a wheel bearing;
The wheel bearing bushing
A first bushing made of carbon fiber reinforced plastic (CFRP);
A second bushing made of carbon fiber reinforced plastic (CFRP) material and fitted to and joined to an outer circumferential surface of the first bushing; And
And a third bushing fitted and coupled to an inner circumferential surface of the first bushing;
Wherein the first bushing, the second bushing, and the third bushing are each formed with a tapered surface inclined at a predetermined angle. delete The method according to claim 1,
Wherein the tapered surface is formed to be inclined at an angle of 3 DEG or more. The method according to claim 1,
The first bushing includes two first-first bushing and a first-second bushing which are divided and axially joined to each other;
The tapered surface of the first bushing is formed on the inner circumferential surface and the outer circumferential surface of the two first-first bushing and the first-second bushing, respectively;
The second bushing includes two second-bushings and a second-bushing which are split and joined circumferentially to each other;
The tapered surface of the second bushing is formed on the inner circumferential surface and the outer circumferential surface of the two second-1 bushing and the second-2 bushing, respectively;
And the tapered surface of the third bushing is formed on an outer peripheral surface of the third bushing. 5. The method of claim 4,
The outer diameter and the inner diameter of the joint portion where the first bushing and the first bushing are axially joined form a large diameter portion;
Wherein each of the taper surfaces of the first and second bushings and the first and second bushings has an outer diameter and an inner diameter which gradually decrease toward the axial direction with respect to the large diameter portion and are inclined in opposite directions to each other;
A large-diameter portion is formed in the second bushing so as to overlap the large-diameter portion of the first bushing when the second bushing is axially fitted to the first bushing;
The taper surfaces of the two second-type bushings and the second-type bushings with respect to the large-diameter portion of the second bushing gradually become smaller in outer diameter and inner diameter in the axial direction and are inclined in opposite directions;
Diameter portion is formed in the third bushing so as to overlap with the large-diameter portion of the first bushing when the third bushing is axially fitted to the first bushing;
Wherein the tapered surface of the third bushing is formed such that the outer diameter of the tapered surface of the third bushing gradually decreases toward the axial direction with respect to the large diameter portion of the third bushing and is inclined in directions opposite to each other. 5. The method of claim 4,
Wherein the first bushing is formed with an arc-shaped tool mounting groove and a circular mounting hole for mounting other components;
And an arc-shaped mounting groove is formed in a predetermined portion of the second-bushing, which is matched with the mounting hole of the first bushing when the second bushing is fitted to the outer circumferential surface of the first bushing. 6. The method of claim 5,
Wherein a diameter of the large diameter portion of the first bushing is larger than an inner diameter of the inner tapered surface of the second bushing;
And the outer diameter of the large diameter portion of the third bushing is formed larger than the inner diameter of the inner tapered surface of the first bushing. The method according to claim 1,
Wherein the knuckle body is formed by combining two or more knuckle-piece plates made of a carbon fiber-reinforced plastic material;
Wherein knuckle plates are combined with the knuckle plates, and a space filled with carbon fiber + epoxy resin is filled in the space formed therein. delete delete delete
KR1020140025200A 2014-03-03 2014-03-03 Knuckle of vehicle KR101549916B1 (en)

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Cited By (4)

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KR20180059626A (en) * 2016-11-25 2018-06-05 현대자동차주식회사 Knuckle for vehicle
WO2019031914A1 (en) * 2017-08-11 2019-02-14 주식회사 일진 Vehicle knuckle and method for manufacturing same
CN110816656A (en) * 2018-08-08 2020-02-21 斯凯孚公司 Lightweight suspension upright or knuckle
US11192582B2 (en) 2018-08-08 2021-12-07 Skf Aerospace France S.A.S. Lightweight suspension upright or knuckle

Non-Patent Citations (1)

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복합재 적용 자동차 스티어링 너클 설계에 관한 연구, 한국기계가공학회 2012년도 추계학술대회논문집, p.50 (2012.11.)*

Cited By (9)

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Publication number Priority date Publication date Assignee Title
KR20180059626A (en) * 2016-11-25 2018-06-05 현대자동차주식회사 Knuckle for vehicle
KR102654916B1 (en) * 2016-11-25 2024-04-04 현대자동차주식회사 Knuckle for vehicle
WO2019031914A1 (en) * 2017-08-11 2019-02-14 주식회사 일진 Vehicle knuckle and method for manufacturing same
EP3666626A4 (en) * 2017-08-11 2021-05-05 Iljin Co., Ltd. Vehicle knuckle and method for manufacturing same
CN110816656A (en) * 2018-08-08 2020-02-21 斯凯孚公司 Lightweight suspension upright or knuckle
US11192582B2 (en) 2018-08-08 2021-12-07 Skf Aerospace France S.A.S. Lightweight suspension upright or knuckle
US11299201B2 (en) 2018-08-08 2022-04-12 Aktiebolaget Skf Lightweight suspension upright or knuckle
US11654963B2 (en) 2018-08-08 2023-05-23 Aktiebolaget Skf Lightweight suspension upright or knuckle
CN110816656B (en) * 2018-08-08 2024-02-27 斯凯孚公司 Lightweight suspension column or joint

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