WO2013008971A1 - Bielle stabilisatrice et son procédé de fabrication - Google Patents

Bielle stabilisatrice et son procédé de fabrication Download PDF

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Publication number
WO2013008971A1
WO2013008971A1 PCT/KR2011/005185 KR2011005185W WO2013008971A1 WO 2013008971 A1 WO2013008971 A1 WO 2013008971A1 KR 2011005185 W KR2011005185 W KR 2011005185W WO 2013008971 A1 WO2013008971 A1 WO 2013008971A1
Authority
WO
WIPO (PCT)
Prior art keywords
plastic bearing
tube
ball stud
stabilizer link
press
Prior art date
Application number
PCT/KR2011/005185
Other languages
English (en)
Korean (ko)
Inventor
김성록
Original Assignee
주식회사 센트랄
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 센트랄 filed Critical 주식회사 센트랄
Priority to PCT/KR2011/005185 priority Critical patent/WO2013008971A1/fr
Publication of WO2013008971A1 publication Critical patent/WO2013008971A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
    • B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
    • B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
    • B60G21/055—Stabiliser bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/005—Ball joints
    • 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
    • F16C11/0619—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part comprising a blind socket receiving the male part
    • F16C11/0623—Construction or details of the socket member
    • F16C11/0628—Construction or details of the socket member with linings
    • 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
    • F16C11/0685—Manufacture of ball-joints and parts thereof, e.g. assembly of ball-joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/12—Mounting of springs or dampers
    • B60G2204/122—Mounting of torsion springs
    • B60G2204/1224—End mounts of stabiliser on wheel suspension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/416—Ball or spherical joints

Definitions

  • the present invention relates to a stabilizer link and a method for manufacturing the same. More particularly, the end of the plastic bearing rotatably supporting the ball stud is partially heated and melted, and then pressed into a plastic bearing and a tube coupled to the outside thereof.
  • the present invention relates to a stabilizer link and a method of manufacturing the same, which can enhance product value by enhancing sealing performance and rigidity and secure price competitiveness by reducing cost due to a reduction in the number of components.
  • Suspension of the vehicle is a device that connects the axle and the vehicle body, but prevents damage to the vehicle body and improves the riding comfort by controlling the vibration or shock applied to the axle from the road surface to be directly transmitted to the vehicle body during driving.
  • This suspension system is composed of a chassis spring to mitigate the impact from the road surface, a shock absorber to control the free vibration of the chassis spring to improve ride comfort, and a stabilizer to reduce the rolling of the vehicle and balance the vehicle body.
  • the stabilizer is composed of a stabilizer bar that is formed along the width direction of the vehicle body and is supported by the vehicle body, and a stabilizer link connecting the stabilizer bar to a suspension arm such as a lower arm.
  • Figure 1 is a cross-sectional view showing one side coupling state of a conventional stabilizer link
  • Figure 2 is a cross-sectional view showing one side separation state of a conventional stabilizer link.
  • a conventional stabilizer link 1 includes a tube 20 provided at both ends of a stabilizer shaft 10, a plastic bearing 30 inserted into the tube 20, and the plastic bearing 30.
  • the upper end is fixed to the ball stud 40 and the middle portion 43 of the ball stud 40, which consists of the shoe part 42 and the shaft portion 41 extending therefrom, which can be rotated at a predetermined operating angle.
  • the lower end is fixed to the upper portion of the tube 30, the dust cover 50 covering the upper portion of the plastic bearing 30, and the plastic bearing 30 is pressed into the bottom surface of the plastic bearing 30 is the tube 20 It is configured to include a plug 60 for preventing the departure from) and to maintain the airtight.
  • the ball stud 40 is inserted into a spherical hole inside the plastic bearing 30 made of a resin material. Then, when the protrusion formed inclined upwardly outward at the edge of the lower end 32 of the plastic bearing 30 is in contact with the inclined surface 21 formed on the upper inner circumferential surface of the tube 20, the plastic bearing 30 is press-fitted downward. 1, the upper end 31 of the plastic bearing 30 is in close contact with the upper surface of the tube 20, and the lower end 32 edge portion of the plastic bearing 30 is coupled to the bottom side of the tube 20. do.
  • the plug 60 is pressed into the bottom of the plastic bearing 30 to closely contact the plastic bearing 30 and the tube 20 to prevent separation and maintain a sealing state.
  • the lower cover 51 of the dust cover 50 is inserted into the fitting groove 22 formed through the cutting process on the outer circumferential surface of the tube 20, and then, the fixing ring 52 is fastened around the cylinder 20.
  • the shoe 42 and the plastic bearing of the ball stud 40 are inserted by inserting the upper end 53 of the dust cover 50 into the middle portion 43 of the ball stud 40 and fastening the fixing ring 54 around the ball stud 40.
  • the plastic bearing 30 is press-fitted into the tube 20 and the plug 60 is inserted into the bottom of the plastic bearing 30. It is configured to maintain the coupling and sealing between the plastic bearing 30 and the tube 20, so that the close contact between the plastic bearing 30 and the tube 20 is not firm, and the plastic at the time of rotation and swing of the ball stud 40 There is a risk that the plastic bearing 30 is released from the tube 20 due to slip or play in the contact surface between the bearing 30 and the tube 20, and the sealing performance and rigidity and the reliability of the product is deteriorated there was.
  • the conventional stabilizer link (1) formed a fitting groove 22 to which the lower end 51 of the dust cover 50 is fixed to the upper outer circumferential surface of the metal tube 20 by cutting, but the machining is not easy. There was this.
  • the present invention has been made to solve the above problems, while reducing the number of components, while enhancing the sealing performance and rigidity between the plastic bearing and the tube to increase the product value and improve the manufacturing process to achieve cost reduction products Its purpose is to provide a stabilizer link and a method of manufacturing the same to ensure the price competitiveness of the.
  • the tube provided at both ends of the stabilizer shaft; A plastic bearing press-fitted into the tube and having upper and lower edge portions protruding to the upper and lower surfaces of the tube to be in close contact with the tube; and a shoe inserted into the plastic bearing to be rotated at a predetermined operating angle. And a ball stud, wherein the bottom edge of the plastic bearing is heat-melted, and then press-pressed to the bottom of the tube.
  • the dust cover may further include a dust cover covering an upper portion of the plastic bearing so that foreign matter does not flow into the shoe portion of the ball stud, wherein the upper and lower ends of the dust cover respectively extend from the shoe portion of the ball stud and the plastic. It is characterized in that fixed to the fitting groove formed in the upper portion of the bearing.
  • the method of manufacturing a stabilizer link of the present invention includes the steps of: inserting a shoe stud of a ball stud into an inner side of a plastic bearing; Inserting the plastic bearing inside the tube provided at both ends of the stabilizer shaft, the upper end of the plastic bearing is in close contact to cover the upper surface of the tube, the lower end of the plastic bearing is coupled to protrude below the bottom of the tube step; Heating and melting the bottom edge of the plastic bearing; and pressing the bottom of the molten plastic bearing into a press on the bottom of the tube.
  • the stabilizer link and the manufacturing method according to the present invention by pressing the plastic bearing inside the tube and partially melting the lower end of the plastic bearing to press-press the bottom of the tube to reduce the number of components to reduce the cost
  • the sealing performance and rigidity between the plastic bearing and the tube can be enhanced, thereby increasing the value of the product and securing the price competitiveness.
  • 1 is a cross-sectional view showing one side coupling state of a conventional stabilizer link
  • Figure 2 is a cross-sectional view showing one side separation state of the conventional stabilizer link
  • FIG. 3 is a cross-sectional view showing one side coupling state of the stabilizer link according to the present invention.
  • 4 to 7 are cross-sectional views showing the steps of the manufacturing method of the stabilizer link according to the present invention.
  • FIG 3 is a cross-sectional view showing one side coupling state of the stabilizer link according to the present invention.
  • the stabilizer link 100 includes a tube 120 provided at both ends of the stabilizer shaft 110, a plastic bearing 130 inserted into the tube 120, and an inside of the plastic bearing 130.
  • the upper end 153 is fixed to the ball stud 140 and the middle 143 of the ball stud 140 and the ball stud 140 is rotated by a predetermined operating angle consisting of the shoe portion 142 and the shaft portion 141 extended thereto.
  • the lower end 151 is configured to include a dust cover 150 fixed to the fitting groove 134 formed on the upper portion of the plastic bearing 130 to cover the upper portion of the plastic bearing 130, and the plastic bearing 130
  • the lower end 132 of the edge portion is characterized in that the press-compression on the bottom of the tube 120 after the heat-melt.
  • 4A to 4D are cross-sectional views showing the steps of a method for manufacturing a stabilizer link according to the present invention.
  • the shoe 142 of the ball stud 140 is inserted into a spherical hole inside the plastic bearing 130.
  • a plastic bearing 130 made of a resin material is press-fitted into the tube 120.
  • the upper end 131 of the plastic bearing 130 is in close contact with the upper surface of the tube 120, and the lower end 132 of the plastic bearing 130 is attached to the tube ( 120) protrudes below the bottom.
  • the lower end 151 of the dust cover 150 is inserted into the fitting groove 134 formed on the upper outer circumferential surface of the plastic bearing 130, and then the fixing ring 152 is fastened around the fitting groove 134.
  • the injection groove 134 in which the lower end 151 of the dust cover 150 is fixed to the plastic bearing 130 by injection molding by inserting the injection groove 134 in which the lower end 151 of the dust cover 150 is fixed to the plastic bearing 130 by injection molding, it is conventionally fitted through the cutting process on the upper portion of the tube made of a metal material. Compared to the method of forming grooves, it is easy to process and reduce manufacturing costs.
  • the lower end 132 of the plastic bearing 130 is formed using the press apparatus 200. To the bottom of the substrate 120).
  • the lower end 132 of the plastic bearing 130 protruding downward is pressed by the press apparatus 200 in a molten state to be in close contact with the bottom surface of the tube 120, and when a predetermined time elapses, the tube 120 It is integrated in the fixed state of the bottom to improve the sealing performance between the plastic bearing 130 and the tube 120 and prevent the slip phenomenon between the plastic bearing 130 and the tube 120 even if the ball stud 140 rotates and swings. It becomes possible.
  • the temperature range of the hot wind for heating the lower end 132 of the plastic bearing 130 and the application time of the hot wind and the pressing force of the press apparatus 200 may be set in an appropriate range according to the material and specification of the plastic bearing 130. And is not limited to specific numerical ranges.
  • the plastic bearing 130 and the tube 120 is compressed by a press crimping method, so that the sealing performance and rigidity can be enhanced by combining without generating a gap.
  • the sealing performance and rigidity can be enhanced by combining without generating a gap.
  • the present invention can reduce costs by reducing the number of parts of a stabilizer link.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

La présente invention a pour objectif de proposer une bielle stabilisatrice et son procédé de fabrication, laquelle bielle peut présenter un nombre réduit de composant, une performance d'étanchéité améliorée et une meilleure résistance entre un palier en matière plastique et un tube de façon à augmenter la valeur du produit, et une compétitivité en matière de coûts assurée par le biais d'une technique de fabrication améliorée et des coûts réduits. À cette fin, la bielle stabilisatrice selon la présente invention comprend : un tube prévu sur les deux extrémités d'une barre stabilisatrice ; un palier en matière plastique ajusté par serrage dans le tube, et dont les parties bord d'une extrémité supérieure et d'une extrémité inférieure font saillie vers la surface supérieure et la surface inférieure du tube, respectivement, de sorte que le palier en matière plastique est scellé contre le tube ; et un piton à rotule présentant une partie patin insérée dans le palier en matière plastique de façon à se mettre en rotation dans un angle prédéterminé de mouvement, la partie bord d'extrémité inférieure du palier en matière plastique étant ajustée par serrage dans la surface inférieure du tube après avoir été chauffée et fondue.
PCT/KR2011/005185 2011-07-14 2011-07-14 Bielle stabilisatrice et son procédé de fabrication WO2013008971A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2011/005185 WO2013008971A1 (fr) 2011-07-14 2011-07-14 Bielle stabilisatrice et son procédé de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2011/005185 WO2013008971A1 (fr) 2011-07-14 2011-07-14 Bielle stabilisatrice et son procédé de fabrication

Publications (1)

Publication Number Publication Date
WO2013008971A1 true WO2013008971A1 (fr) 2013-01-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/005185 WO2013008971A1 (fr) 2011-07-14 2011-07-14 Bielle stabilisatrice et son procédé de fabrication

Country Status (1)

Country Link
WO (1) WO2013008971A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104776222A (zh) * 2015-03-23 2015-07-15 安徽安凯金达机械制造有限公司 一种斯太尔平衡轴的轴壳密封结构

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06117429A (ja) * 1992-10-06 1994-04-26 Nhk Spring Co Ltd ボールジョイント装置
JPH0754835A (ja) * 1993-08-06 1995-02-28 Nhk Spring Co Ltd ボールジョイント
KR100614207B1 (ko) * 2003-10-22 2006-08-18 주식회사 동아오토모티브 자동차용 스테이빌라이저 링크
KR100908651B1 (ko) * 2008-05-19 2009-07-21 주식회사 센트랄 스태빌라이저 링크 및 그 제조방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06117429A (ja) * 1992-10-06 1994-04-26 Nhk Spring Co Ltd ボールジョイント装置
JPH0754835A (ja) * 1993-08-06 1995-02-28 Nhk Spring Co Ltd ボールジョイント
KR100614207B1 (ko) * 2003-10-22 2006-08-18 주식회사 동아오토모티브 자동차용 스테이빌라이저 링크
KR100908651B1 (ko) * 2008-05-19 2009-07-21 주식회사 센트랄 스태빌라이저 링크 및 그 제조방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104776222A (zh) * 2015-03-23 2015-07-15 安徽安凯金达机械制造有限公司 一种斯太尔平衡轴的轴壳密封结构

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