WO2017116183A2 - 하이브리드 현가암 - Google Patents
하이브리드 현가암 Download PDFInfo
- Publication number
- WO2017116183A2 WO2017116183A2 PCT/KR2016/015513 KR2016015513W WO2017116183A2 WO 2017116183 A2 WO2017116183 A2 WO 2017116183A2 KR 2016015513 W KR2016015513 W KR 2016015513W WO 2017116183 A2 WO2017116183 A2 WO 2017116183A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lower arm
- arm body
- insert
- hybrid
- bush
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/001—Suspension arms, e.g. constructional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/014—Constructional features of suspension elements, e.g. arms, dampers, springs with reinforcing nerves or branches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/10—Constructional features of arms
- B60G2206/122—Constructional features of arms the arm having L-shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/10—Constructional features of arms
- B60G2206/124—Constructional features of arms the arm having triangular or Y-shape, e.g. wishbone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/70—Materials used in suspensions
- B60G2206/71—Light weight materials
- B60G2206/7102—Aluminium alloys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/70—Materials used in suspensions
- B60G2206/71—Light weight materials
- B60G2206/7104—Thermoplastics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/70—Materials used in suspensions
- B60G2206/72—Steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/80—Manufacturing procedures
- B60G2206/81—Shaping
- B60G2206/8101—Shaping by casting
- B60G2206/81012—Shaping by casting by injection moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/90—Maintenance
- B60G2206/91—Assembly procedures
Definitions
- the present disclosure relates to a suspension arm of a vehicle suspension, and more particularly, to a vehicle hybrid suspension arm in which a vehicle suspension arm such as a lower control arm or an upper control arm is made of a composite material of plastic and steel.
- the suspension of the vehicle is a device for connecting the vehicle body and the wheel.
- the suspension of the vehicle includes a spring for absorbing vibrations or shocks transmitted from the road surface to the vehicle body, a shock absorber for adjusting the operation of the spring, and a suspension arm or suspension link for controlling the operation of the wheel.
- the suspension device using the wishbone type control method is a suspension arm (lower control arm connecting the knuckle connected to the wheel to the vehicle body). ). That is, the suspension arm is connected to one end of the cross member or subframe constituting the vehicle body, the other end is connected to the knuckle through the ball joint.
- the suspension arm supports the wheel to the vehicle body, and appropriately controls the toe-in of the wheel according to the driving condition of the vehicle to improve the straight running and steering stability of the vehicle.
- the conventional suspension arm as described above has been manufactured in a casting type and a press type method.
- a suspension rock is manufactured by injecting a molten steel or aluminum into a mold to solidify and shape the same.
- a steel plate of steel material is produced by pressing a top plate and a bottom plate by welding, and two plates are welded to produce a suspension arm.
- Various embodiments of the present disclosure are to provide a hybrid suspension arm of a composite material in order to solve the problem of the suspension arm of the steel or aluminum material, and to reduce the weight.
- various embodiments of the present disclosure provide a hybrid suspension arm for a vehicle capable of simultaneously increasing rigidity and reducing weight.
- Hybrid lower arm according to an embodiment of the present disclosure, a lower arm body formed of a metal material; An insert injection molded integrally with the lower arm body in a form inserted into the lower arm body;
- the lower arm body may have a weight ratio of at least 50% and at most 90%, based on the total weight.
- the lower arm may be formed of steel or aluminum.
- a ball joint is coupled to one end of the lower arm;
- a first bush is coupled to the other end of the lower arm;
- a second bush may be coupled to a corner portion of the lower arm body between the ball joint and the first bush.
- the lower arm body includes a lower arm body plate having a flat plate shape; It may comprise first and second wall flanges formed continuously along the edge of the lower arm body plate and bent perpendicularly to the lower arm body plate.
- first wall flange and one end of the second wall flange are separated from each other to form a first coupling groove;
- a ball joint pipe of the ball joint is inserted into the first coupling groove to be integrally coupled;
- the other end of the first wall flange and the other end of the second wall flange are separated from each other to form a second coupling groove;
- the second bush pipe of the second bush may be inserted into the second coupling groove to be integrally coupled.
- the lower arm body plate may be integrally formed with a first bush pipe flange for mounting the first bush.
- Each upper end of the first and second wall flanges may be integrally formed with a bending flange bent inwardly of the lower arm body.
- At least one through hole is formed in the lower arm body plate; The through hole may be filled with the protrusions of the insert.
- the insert may include an insert body having a shape corresponding to the shape of the lower arm body plate; First and second edge flanges extending vertically along an edge of the insert body and having a shape corresponding to the first and second wall flanges, respectively; And a plurality of reinforcing ribs connecting and reinforcing the first and second edge flanges and the insert body.
- One ends of the first and second rim flanges may surround a portion of the ball joint pipe of the ball joint.
- first and second edge flanges may be integrally connected to each other to engage with a portion of the second bush pipe of the second bush.
- the first edge flange may be formed to surround the first bush pipe flange.
- the plurality of reinforcing ribs may connect the insert body with the first and second edge flanges.
- the plurality of reinforcing ribs may be formed in a lattice pattern.
- Hybrid upper arm is an upper arm body of a metal material; An insert inserted into and coupled to the upper arm body; The upper arm body may have a weight ratio of 50% or more and 90% or less with respect to the total weight.
- the upper arm body may be formed such that the coupling flange is bent inward in the width direction thereof.
- the engagement flange can be inserted into the insert and engaged.
- the upper arm body includes two leg portions; And a joint part integrally connecting the two leg parts.
- Bush pipes are welded to each leading end of the two leg portions;
- the ball joint pipe can also be joined by welding to the tip of the joint.
- the ball joint pipe is located in the central region between the bush pipes;
- the bush pipes are arranged to be open in the horizontal direction;
- the ball joint pipe may be arranged to open in the vertical direction.
- Bushes are each press-fitted into the bush pipes;
- the ball joint pipe may be press-fitted into the ball joint pipe.
- At least one hole is formed through the upper arm body;
- the insert may be formed with at least one engaging protrusion that is inserted into one or more holes to be filled and extends to the peripheral edge of the at least one hole.
- the upper arm body includes two leg portions and a joint portion integrally connecting the two leg portions;
- the insert also includes a joint portion connecting the two leg portions and the two leg portions integrally;
- the at least one hole includes at least one small diameter hole disposed in each of the two leg portions at predetermined intervals along the longitudinal direction;
- the at least one coupling protrusion may be inserted into and filled in the at least one small diameter hole and may have a size extending radially to a peripheral edge of the at least one small diameter hole.
- At least one small diameter hole includes two or more small diameter holes disposed adjacent to each other; At least one medium diameter hole having a relatively large diameter is formed between the two or more small diameter holes; A part of the insert may be inserted into the cervical bore to form a cervical coupling edge extending radially to the peripheral edge of the cervical bore.
- the at least one hole comprises a large diameter hole formed in the joint portion of the upper arm body; A part of the insert is inserted into the large diameter hole so that a large diameter coupling edge extending radially to the peripheral edge of the large diameter hole may be formed in the insert.
- At least one plaid reinforcement rib may be integrally formed on the insert.
- the insert of the lightweight plastic material is integrally combined with the suspension arm of the metal material, and the weight is relatively higher than that of the suspension arm made of the conventional steel or aluminum material. Light and overall stiffness can be effectively increased.
- the rigidity can be improved, driving stability of the vehicle can be improved, durability can be increased, and weight reduction can improve the fuel efficiency of the vehicle.
- FIG. 1 is a perspective view of a hybrid lower arm according to an embodiment of the present disclosure.
- FIG 2 is a perspective view showing a lower portion of the hybrid lower arm according to an embodiment of the present disclosure.
- FIG 3 is a perspective view of a lower arm body made of metal of a hybrid lower arm according to an embodiment of the present disclosure.
- FIG. 4 is a perspective view of an insert injected into a plastic material of a hybrid lower arm according to an embodiment of the present disclosure.
- FIG 5 is a perspective view of a hybrid upper arm for a vehicle according to another embodiment of the present disclosure.
- FIG. 6 is an exploded perspective view of a vehicle hybrid upper arm according to another embodiment of the present disclosure.
- FIG. 7 is a perspective view illustrating a lower portion of a hybrid upper arm for a vehicle according to another exemplary embodiment of the present disclosure.
- FIG. 8 is a cross-sectional view taken along the line A-A of FIG.
- FIG. 9 is a graph showing the maximum load to the weight of the hybrid suspension arm according to various embodiments of the present disclosure.
- Embodiments of the present disclosure are illustrated for the purpose of describing the technical spirit of the present disclosure.
- the scope of the present disclosure is not limited to the embodiments set forth below or the detailed description of these embodiments.
- a component when referred to as being "connected” or “connected” to another component, the component may be directly connected to or connected to the other component, or new It is to be understood that the connection may be made or may be connected via other components.
- the left side in the drawing is referred to as 'one side', 'one end', 'one end' and the like, and the right side in the drawing 'the other side', 'the other end', 'the other end' and similar names It will be referred to as.
- the hybrid suspension arm described below may include a hybrid lower arm 10 and a hybrid upper arm 100.
- FIG. 1 is a perspective view showing a hybrid lower arm 10 according to an embodiment
- FIG. 2 is a perspective view showing a lower portion of the hybrid lower arm 10 according to an embodiment.
- the hybrid lower arm 10 includes a lower arm body 20 made of metal such as steel or aluminum, and an insert 30 which is injection molded from a plastic material and integrally coupled to the lower arm body 20 by injection molding. It may include.
- Hybrid lower arm 10 may have a generally L-shaped shape as a whole.
- a ball joint 40 may be mounted at one end of the hybrid lower arm 10, and a first bush 50 may be coupled to the other end of the hybrid lower arm 10, and an edge portion between the ball joint 40 and the first bush 50 may be mounted.
- the second bush 60 may be coupled to.
- the ball joint 40 may include a cylindrical ball joint pipe 42 and a ball stud 44 accommodated in the ball joint pipe 42 to be rotatably supported.
- the ball joint 40 functions to connect the hybrid lower arm 10 with a knuckle not shown in a relative rotatable manner, and the first and second bushes 50 and 60 connect the hybrid lower arm 10 to the vehicle body. It can function to make elastic connection.
- FIG 3 is a perspective view of a lower arm body 20 made of a metal of the hybrid lower arm 10 according to one embodiment.
- the lower arm body 20 may be molded using a high pressure steel sheet for a vehicle using a press method, for example, when manufactured from a steel material.
- the lower arm body 20 may include a lower arm body plate 22 having a generally flat plate shape, and wall flanges 24, 26 that are generally vertically bent along the edge of the lower arm body plate 22. .
- At least one through-hole 222 is formed in the lower arm body plate 22, and coupling protrusions 33 of the insert 30 to be described below fill each through-hole 222. It may further protrude in the radial direction and outside the edge of the arm body plate 22. The through holes 222 and the coupling protrusions 33 may improve the coupling rigidity of the lower arm body 20 and the insert 30.
- the wall flanges 24 and 26 may include a first wall flange 24 integrally connected to one corner of the lower arm body plate 22 from one end to the other by the other end, and a second wall flange integrally connected from the corner to the other end. 26).
- the first wall flange 24 and the second wall flange 26 may have a structure that is not connected to each other.
- the ball joint pipe 42 may be integrally coupled to one end of the lower arm body 20 by welding, for example.
- One end of the lower arm body plate 22 may have a coupling groove 224 having an arc shape for inserting the ball joint pipe 42.
- the ball joint pipe 42 is inserted into the coupling groove 224 to be welded to the lower arm body plate 22 and the ends 242 and 262 of the first and second wall flanges 24 and 26 by welding. Can be.
- a first bush pipe flange 226 is formed at the other end of the lower arm plate 22, so that the first bush 50 may be coupled to the first bush pipe flange 226 by, for example, press fitting.
- the other end 244 of the first wall flange 24 and the other end 264 of the second wall flange 26 may be generally formed in an arc shape to form a second coupling groove 228.
- the other end 244 of the first wall flange 24 and the other end of the second wall flange 26 in a state where the second bush pipe 62 of the second bush 60 is inserted into the second coupling groove 228. 264 and the lower arm body plate 22 may be welded.
- bent flanges 246 and 266 that are bent into the lower arm body 20 may be integrally formed. Each of the bent flanges 246 and 266 may improve the coupling force between the lower arm body 20 and the insert 30.
- FIG 4 is a perspective view of the insert 30 injected into the plastic material of the hybrid lower arm 10 according to one embodiment.
- the insert 30 may be inserted into the lower arm body 20 to be integrally coupled with the lower arm body 20 during injection molding of the insert 30.
- the weight of the lower arm body 20 may be formed in a weight ratio of at least 50% or more and up to 90% with respect to the weight of the entire hybrid lower arm 10.
- the insert 30 generally has an "L" shape and has an insert body 32 having a shape corresponding to that of the lower arm body 20, and extends substantially vertically along the edge of the insert body 32. And second edge flanges 34, 36, and first and second edge flanges 34, 36 and inserts, which are formed to have a shape corresponding to the first and second reinforcing flanges 24, 26, respectively. It may include a plurality of reinforcing ribs 38 to connect the body 32 to each other to reinforce.
- first edge flange 34 and one end of the second edge flange 35 may be formed to surround a part of the ball joint pipe 42.
- the first edge flange 34 may be formed to surround the first bush pipe flange 226.
- the other end of the first edge flange 34 and the other end of the second edge flange 35 may be formed to be coupled to a portion of the second bush pipe 62 while being integrally connected to each other.
- the plurality of reinforcing ribs 38 may be formed in an intersecting manner, for example in the form of a plaid, in order to connect and reinforce the first and second edge flanges 34, 36 and the insert body 32. As such, since the insert 30 includes a plurality of reinforcing ribs 38, structural rigidity is increased, and a plurality of empty spaces exist between the reinforcing ribs 38, thereby reducing the weight of the insert 30. .
- 5 is a perspective view of a vehicle hybrid upper arm 100 according to another embodiment. 5 is an exploded perspective view of a vehicle hybrid upper arm 100 according to another embodiment.
- the hybrid upper arm 100 for a vehicle may include an upper arm body 110 capable of manufacturing a metal material such as steel or aluminum by a general press method.
- the upper arm body 110 may include two leg portions 102 and a joint portion 104 that integrally connects the two leg portions 102.
- the bush pipe 116 may be welded to each tip of the two leg portions 102, and the ball joint pipe 118 may be welded to the tip of the joint 104.
- a semi-cylindrical coupling hole is formed at the leading end of each of the two leg portions 102 and the leading end of the joint portion 104, and the respective pipes 116 and 118 can be joined to the coupling holes and welded together.
- the ball joint pipe 118 can be located in the central region between the bush pipes 116, and the bush pipes 116 are arranged to open in the horizontal direction while the ball joint pipe 118 is in the vertical direction. It may be arranged to be open.
- Each bush 130 may be press-fitted to the two bush pipes 116, and each bush 130 may be fastened to a vehicle body with a bolt or the like, for example.
- the ball joint 140 may be press-fitted into the ball joint pipe 118.
- the ball joint 140 has a ball stud 142, a bearing 141 which surrounds and supports the ball stud rotatably, a dust cover 143 that surrounds the ball stud 142, and prevents foreign matter from invading, and the dust cover 143.
- a large diameter hole 107 having a relatively large diameter may be penetrated through the joint part 104, and each leg part 102 may have a medium diameter hole 106 and a small diameter hole having a relatively small size along its length direction. 105 may be arranged in plurality at predetermined intervals. The middle diameter hole 106 may be disposed between the small diameter holes 105, and the number of the middle diameter holes 106 and the small diameter holes 105 may be appropriately adjusted as necessary.
- an insert 120 that is injection molded from a plastic material and integrally coupled to the upper arm body 110 by injection molding may be provided inside the upper arm body 110.
- the weight of the upper arm body 110 may be formed in a weight ratio of at least 50% or more and up to 90% with respect to the weight of the entire hybrid upper arm 100.
- Insert 120 may have a shape similar to that of upper arm body 110. That is, it may include two leg portions 122 and its joint portion 124, the large diameter hole 125 may be formed through the joint portion 124.
- the edge of the large diameter hole 125 of the joint portion 124 is formed with a large diameter coupling edge 126 extending in the thickness direction and the radial direction, the large diameter coupling edge 126 is the upper arm during the injection of the plastic insert 120
- the upper arm body 110 is formed to be disposed along the peripheral edge of the large diameter hole 107 of the body 10 so that the insert 120 coupled to the inside of the upper arm body 110 does not fall out of the upper arm body 110. ) And the insert 120 may be improved.
- Each leg portion 122 of the insert 120 may be formed with a plurality of coupling protrusions 127 at predetermined intervals along the length direction.
- Each coupling protrusion 127 is inserted into the small diameter hole 105 formed in each leg portion 102 of the upper arm body 110 at the time of injection of the insert 120 to fill the small diameter hole 105, and the small diameter hole 105. It can be formed in a size extending radially to the peripheral edge of the.
- Each coupling protrusion 127 may also improve the coupling force between the upper arm body 110 and the insert 120.
- the insert 120 may be formed by integrally protruding at least one reinforcing rib 128 having a lattice shape.
- the upper arm body 110 may include two coupling flanges 103 that are bent inward in the width direction along the edge thereof.
- the two coupling flanges 103 may be formed to face each other and may be inserted into the insert 120 when the insert 120 is ejected to improve the coupling force between the upper arm body 110 and the insert 120.
- the X axis represents the weight (in kg) of the hybrid suspension rock and the Y axis represents the maximum load (in N) that the material can withstand without buckling.
- the line marked 'Steel' represents the case where the entire suspension rock is made of steel
- the line labeled 'Hybrid' represents the case of the hybrid suspension rock composed of two types of steel and plastic inserts according to the embodiment.
- the weight can be reduced compared to the suspension arm composed of steel capable of withstanding the same maximum load. If the proportion of plastic inserts exceeds a certain level, i.e., if the proportion of steel is lowered, even if the weight of the entire hybrid suspension arm is increased, the maximum load that can be tolerated by suspension steel composed of ordinary steel can be lowered.
- the hybrid suspension arm when the ratio of the steel of the hybrid suspension arm is equal to the weight along the X axis at a ratio of 50% or more to 90% of the total load (in-box), the hybrid suspension arm is larger than the steel suspension arm. It can be seen that the load is high.
- the lower arm body 20 or the upper arm body 110 may preferably have a weight ratio of 50% or more and 90% or less with respect to the total weight of the hybrid suspension arm, more preferably hybrid It may have a weight ratio of 55% or more and 78% or less with respect to the total weight of the suspension rock.
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- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
Description
Claims (25)
- 금속 재질로 형성되는 로워 암바디; 및상기 로워 암바디의 내부에 삽입되는 형태로 상기 로워 암바디와 일체로 사출 성형되는 인서트를 포함하고;상기 로워 암바디는 전체 중량에 대해 50%이상 90%이하의 중량비를 가지는 하이브리드 로워 암.
- 제1항에 있어서,상기 로워 암바디는 스틸 재질 또는 알루미늄 재질로 형성되는 하이브리드 로워 암.
- 제1항에 있어서,상기 로워 암바디의 일 단에는 볼 조인트가 결합되고;상기 로워 암바디의 타 단에는 제1 부시가 결합되며;상기 볼 조인트와 상기 제1 부시 사이의 상기 로워 암바디의 모서리 부위에는 제2 부시가 결합되는 하이브리드 로워 암.
- 제3항에 있어서,상기 로워 암바디는,로워 암바디 플레이트; 및상기 로워 암바디 플레이트의 가장자리를 따라 연속되게 형성되고 상기 로워 암바디 플레이트에 대해 수직하게 절곡된 제1 및 제2 벽 플랜지;를 포함하는 하이브리드 로워 암.
- 제4항에 있어서,상기 제1 벽 플랜지의 일단과 상기 제2 벽 플랜지의 일단은 서로 분리되어 제1 결합홈을 형성하고;상기 제1 결합홈에는 상기 볼 조인트의 볼 조인트 파이프가 삽입되어 일체로 결합되며;상기 제1 벽 플랜지의 타단과 상기 제2 벽 플랜지의 타단은 서로 분리되어 제2 결합홈을 형성하고;상기 제2 결합홈에는 상기 제2 부시의 제2 부시 파이프가 삽입되어 일체로 결합되는 하이브리드 로워 암.
- 제5항에 있어서,상기 로워 암바디 플레이트에는 상기 제1 부시를 장착하기 위한 제1 부시 파이프 플랜지가 일체로 형성되는 하이브리드 로워 암.
- 제4항에 있어서,상기 제1 및 제2 벽 플랜지의 각 상단에는 상기 로워 암바디의 내측으로 절곡된 절곡 플랜지가 일체로 형성되는 하이브리드 로워 암.
- 제4항에 있어서,상기 로워 암바디 플레이트에는 적어도 하나의 관통홀이 형성되고;상기 관통홀에는 상기 인서트의 결합 돌기들이 채워져서 돌출하는 하이브리드 로워 암.
- 제6항에 있어서,상기 인서트는,상기 로워 암바디 플레이트의 형상과 대응되는 형상을 한 인서트 바디와;상기 인서트 바디의 테두리를 따라 수직하게 연장되어 형성되고 상기 제1 및 제2 벽 플랜지에 각각 대응하는 형상을 가지는 제1 및 제2 테두리 플랜지; 및상기 제1 및 제2 테두리 플랜지와 상기 인서트 바디를 서로 연결하여 보강하는 다수개의 보강 리브들;을 포함하는 하이브리드 로워 암.
- 제9항에 있어서,상기 제1 및 제2 테두리 플랜지의 일 단들은 상기 볼 조인트의 상기 볼 조인트 파이프의 적어도 일부를 감싸는 하이브리드 로워 암.
- 제10항에 있어서,상기 제1 및 제2 테두리 플랜지의 타 단들은 서로 일체로 연결되어 상기 제2 부시의 상기 제2 부시 파이프의 일부와 결합하는 하이브리드 로워 암.
- 제9항에 있어서,상기 제1 테두리 플랜지는 상기 제1 부시 파이프 플랜지를 감싸는 형태로 형성되는 하이브리드 로워 암.
- 제9항에 있어서,상기 다수개의 보강 리브들은, 상기 제1 및 제2 테두리 플랜지와 상기 인서트 바디를 연결하는 하이브리드 로워 암.
- 제13항에 있어서,상기 다수개의 보강 리브들은, 격자 무늬 형태로 형성되는 하이브리드 로워 암.
- 금속 재질의 어퍼 암바디;상기 어퍼 암바디의 내부에 삽입되는 형태로 상기 어퍼 암바디와 일체로 사출 성형되는 인서트를 포함하고;상기 어퍼 암바디는 전체 중량에 대해 50%이상 90%이하의 중량비를 가지는 하이브리드 어퍼 암.
- 제15항에 있어서,상기 어퍼 암바디에는 상기 어퍼 암바디의 폭 방향 내측으로 결합 플랜지가 절곡되게 형성되고;상기 결합 플랜지는 상기 인서트에 삽입되어 결합되는 하이브리드 어퍼 암.
- 제15항에 있어서,상기 어퍼 암바디는,2개의 레그부; 및상기 2개의 레그부를 일체로 연결하는 조인트부;를 포함하는 하이브리드 어퍼 암.
- 제17항에 있어서,상기 2개의 레그부의 각 선단부에는 부시 파이프가 용접으로 결합되고;상기 조인트부의 선단부에는 볼 조인트 파이프가 용접으로 결합되는 하이브리드 어퍼 암.
- 제18항에 있어서,상기 볼 조인트 파이프는 상기 부시 파이프들 사이의 중앙 부위에 위치되고;상기 부시 파이프들은 수평 방향으로 개구되게 배치되며;상기 볼 조인트 파이프는 수직 방향으로 개구되게 배치되는 하이브리드 어퍼 암.
- 제19항에 있어서,상기 부시 파이프들에는 각각 부시가 압입되어 결합되고;상기 볼 조인트 파이프에는 볼 조인트가 압입되어 결합되는 하이브리드 어퍼 암.
- 제15항에 있어서,상기 어퍼 암바디에는 적어도 하나의 홀이 관통해서 형성되고;상기 인서트에는 상기 홀에 삽입되어 충진되고 상기 홀의 주변 가장자리까지 확장되는 적어도 하나의 결합 돌기가 형성되는 하이브리드 어퍼 암.
- 제21항에 있어서,상기 어퍼 암바디는, 2개의 레그부 및 상기 2개의 레그부를 일체로 연결하는 조인트부를 포함하고;상기 인서트는, 2개의 레그부 및 상기 2개의 레그부를 일체로 연결하는 조인트부를 포함하며;상기 적어도 하나의 홀은 상기 2개의 레그부의 각각에 길이 방향을 따라 소정 간격을 두고 배치된 적어도 하나의 소경홀을 포함하며;상기 적어도 하나의 결합 돌기는 상기 적어도 하나의 소경홀에 삽입되어 충진됨과 더불어 상기 적어도 하나의 소경홀의 주변 가장자리까지 반경 방향으로 확장된 크기로 형성되는 하이브리드 어퍼 암.
- 제22항에 있어서,상기 적어도 하나의 소경홀은 서로 인접하게 배치된 2개 이상의 소경홀을 포함하고;상기 2개 이상의 소경홀 사이에는 상기 소경홀보다 직경이 상대적으로 큰 적어도 하나의 중경홀이 형성되며;상기 중경홀에는 상기 인서트의 일부가 삽입되어 상기 중경홀의 주변 가장자리까지 반경 방향으로 확장된 중경 결합 테두리가 상기 인서트에 형성되는 하이브리드 어퍼 암.
- 제23항에 있어서,상기 적어도 하나의 홀은 상기 어퍼 암바디의 상기 조인트부에 형성된 대경홀을 포함하고;상기 대경홀에는 상기 인서트의 일부가 삽입되어 상기 대경홀의 주변 가장자리까지 반경 방향으로 확장된 대경 결합 테두리가 상기 인서트에 형성되는 하이브리드 어퍼 암.
- 제15항에 있어서,상기 인서트에는 적어도 하나의 격자 무늬 모양의 보강 리브가 일체로 돌출해서 형성되는 하이브리드 어퍼 암.
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CN201680076789.6A CN108473013B (zh) | 2015-12-30 | 2016-12-29 | 混合悬架臂 |
EP16882135.3A EP3398796A4 (en) | 2015-12-30 | 2016-12-29 | HYBRID SUSPENSION ARM |
US16/066,942 US10814535B2 (en) | 2015-12-30 | 2016-12-29 | Hybrid suspension arm |
JP2018534584A JP6706325B2 (ja) | 2015-12-30 | 2016-12-29 | ハイブリッド懸架アーム |
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KR1020160145447A KR101826825B1 (ko) | 2015-12-30 | 2016-11-02 | 하이브리드 현가암 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109050188A (zh) * | 2018-09-06 | 2018-12-21 | 重庆长安汽车股份有限公司 | 汽车下摆臂总成 |
CN109532369A (zh) * | 2018-12-10 | 2019-03-29 | 山东国金汽车制造有限公司 | 一种新能源汽车的轻量化下摆臂 |
CN111434498A (zh) * | 2019-01-11 | 2020-07-21 | 株式会社神户制钢所 | 结构件及其制造方法 |
WO2021071452A3 (en) * | 2019-10-10 | 2021-05-14 | Coşkunöz Kalip Maki̇na Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ | Control arm used in independent suspension |
Family Cites Families (5)
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JPH08318722A (ja) * | 1995-03-23 | 1996-12-03 | Toyota Motor Corp | サスペンションアーム |
KR20030088238A (ko) * | 2002-05-13 | 2003-11-19 | 현대자동차주식회사 | 차량용 현가장치의 로워아암 구조 |
DE102005004917B4 (de) * | 2005-02-02 | 2013-02-28 | Benteler Automobiltechnik Gmbh | Lenkerbauteil für Radaufhängungen von Kraftfahrzeugen und Verfahren zu seiner Herstellung |
DE102007015616B4 (de) * | 2007-03-29 | 2021-10-21 | Zf Friedrichshafen Ag | Verbindungsstück zum gelenkigen Verbinden von im Fahrwerk eines Fahrzeugs angeordneten Bauelementen |
KR20120003176U (ko) * | 2010-10-29 | 2012-05-09 | 주식회사 동희산업 | 차량용 로워 암 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109050188A (zh) * | 2018-09-06 | 2018-12-21 | 重庆长安汽车股份有限公司 | 汽车下摆臂总成 |
CN109050188B (zh) * | 2018-09-06 | 2022-06-07 | 重庆长安汽车股份有限公司 | 汽车下摆臂总成 |
CN109532369A (zh) * | 2018-12-10 | 2019-03-29 | 山东国金汽车制造有限公司 | 一种新能源汽车的轻量化下摆臂 |
CN111434498A (zh) * | 2019-01-11 | 2020-07-21 | 株式会社神户制钢所 | 结构件及其制造方法 |
WO2021071452A3 (en) * | 2019-10-10 | 2021-05-14 | Coşkunöz Kalip Maki̇na Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ | Control arm used in independent suspension |
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