WO2017150838A1 - Dispositif d'inclinaison pour un siège de véhicule à haute rigidité - Google Patents

Dispositif d'inclinaison pour un siège de véhicule à haute rigidité Download PDF

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Publication number
WO2017150838A1
WO2017150838A1 PCT/KR2017/001913 KR2017001913W WO2017150838A1 WO 2017150838 A1 WO2017150838 A1 WO 2017150838A1 KR 2017001913 W KR2017001913 W KR 2017001913W WO 2017150838 A1 WO2017150838 A1 WO 2017150838A1
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WO
WIPO (PCT)
Prior art keywords
lock gear
guide
cam
gear
main
Prior art date
Application number
PCT/KR2017/001913
Other languages
English (en)
Korean (ko)
Inventor
백홍전
박건영
강정희
Original Assignee
주식회사 서연씨엔에프
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 서연씨엔에프 filed Critical 주식회사 서연씨엔에프
Priority to CN201780001120.5A priority Critical patent/CN107428269A/zh
Publication of WO2017150838A1 publication Critical patent/WO2017150838A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable

Definitions

  • the present invention relates to a high rigidity recliner for a vehicle seat which is applied to a seat of a vehicle and used to adjust the rotation angle of the seatback with respect to the seat cushion.
  • a type similar to the present invention includes a lock gear 510, 520, 530, 540 that radially slides between guide embosses 211, 212, 213, and 214, as shown in FIG. 1. Due to the clockwise rotation, the outer circumferential surface is pressed against the teeth on the outer circumferential side of the inner gear, thereby blocking the rotation of the sector gear so as to become locked.
  • the lock gear (ex. 510) is closely supported by the left and right sides of the lock gear (ex. 510) by the guide emboss (214, 211) in the locked state, the outer gear is engaged with the inner peripheral surface of the sector gear side. It is ideal to maintain the state in which the pressurized state at two points by the cam 400 to the inside.
  • an object of the present invention is to provide a highly rigid recliner for a vehicle seat having a structure that can more reliably guarantee the locked state of a lock gear in consideration of manufacturing and assembly tolerances and wear in use. .
  • the holder is formed with a guide emboss protruding from each other at a predetermined interval in the circumferential direction, the outer surface of the guide emboss and rotatably coupled to the holder and the tooth (tooth) on the inner peripheral surface Locking between the sector gear having a sector rim formed therein and a circumferentially guided circumferentially circumferentially slidably guided radially so that the outer circumferential surface where the teeth are formed engages the sector rim and the sector rim retracts from the sector rim.
  • a high rigidity recliner for a vehicle seat including a lock gear reciprocating between the off positions and a cam mounted at the center of the holder and rotating to maintain the state of engagement with the sector rim by pressing the lock gear at the locking position.
  • the guide embossed with the first guide surface for guiding one side of the lock gear A first step that is formed with a second guide surface for guiding the other side surface opposite to the one side with respect to the lock gear, the first guide surface and the second guide surface is formed adjacent to the inside through the stepped step It has a guide surface and a second step guide surface, wherein the lock gear is the first slide surface of one side that is supported in contact with the first guide surface and the second slide surface of the other side supported in contact with the second guide surface Is formed and protrudes inside the first slide surface and the second slide surface to have a slide protrusion supported in contact with the first step guide surface and the second step guide surface, and the lock gear is provided on the one side surface.
  • the main pressurizing surface portion for contacting the main surface portion and pressurized to the outside, and the additional pressing surface portion for pressing outwardly in contact with the site surface portion is provided with a high rigidity recliner for a vehicle seat.
  • the main ground portion and the ground surface portion of the lock gear is formed so that the normal direction on each surface passes through the center region of the holder, the main ground portion is a section where the interaction with the main pressing surface portion of the cam is a straight section And the main pressurizing surface portion is mutually connected to the main ground portion through an elliptical arc whose radius is continuously reduced in a rotational direction for pressing the lock gear to the locking position when the main pressurizing surface portion is based on the center of the cam.
  • the elliptical arc may maintain the contact pressure while changing the contact point with the known ground part when there is a detailed position change of the lock gear in the locking position.
  • the elliptical arc may form a part of an arc having a rotational center at a position spaced apart from the center of the cam so as to form a predetermined pressure angle in contact with the main ground portion at the locking position of the lock gear.
  • the slide protrusion may be surface-contacted to the stepped portion at the locking position of the lock gear engaged with the sector gear, thereby preventing rotation of the lock gear during rotational impact through the sector gear.
  • the holder is provided with two spring receiving grooves formed in the bottom of the two lock gears symmetrically 180 degrees from each other among the four lock gears interposed between the guide emboss disposed at 90 degrees intervals from each other, the vehicle
  • the high rigidity recliner for a seat further includes springs inserted and supported in the two spring receiving grooves, respectively, and the cam is formed with a protrusion pressed in a rotational direction by an outer end of the spring, wherein the spring receiving groove is A locking jaw protrudes from an inner end portion such that an outer end portion of the spring is placed over the locking jaw so as to secure a space to accommodate the projection of the cam between one side surface of the spring receiving groove and the spring outer end portion.
  • the main gear surface portion and the ground surface portion are provided on the lock gear and the main pressure surface portion and the additional pressure surface portion are correspondingly disposed on the cam, and the main pressure surface portion of the cam is provided.
  • the lock gear side main ground portion is a straight section
  • the cam side main pressure surface portion for contact and pressurization is formed by an elliptical arc, so that the lock gear is locked at the locking position due to tolerances in manufacturing and assembly and abrasion in use. Even when a position error occurs or the lock gear is pushed inward due to the impact, the elliptical arc can maintain a continuous contact pressure state while varying the contact point with the main ground portion.
  • the slide gear is formed in the first guide surface of the lock gear by surface contact support on the step of the inside of the first guide surface of the guide emboss so that the lock gear is a sector. Due to the rotational impact of the gears, it can prevent a lot of rotations together.
  • FIG. 1 is a plan view showing a state in which the main portion of the recliner for a vehicle seat according to the prior art is combined;
  • FIG. 2 is an exploded perspective view of a highly rigid recliner for a vehicle seat according to an embodiment of the present invention
  • FIG. 3 is a plan view showing the main portion coupled to the high rigidity recliner for a vehicle seat of Figure 2,
  • FIG. 5 is an enlarged view of region A of FIG. 3 to explain a process of biting the lock gear and the cam;
  • FIG. 6 is a plan view showing the behavior of the counter-clockwise rotational shock of the sector gear in FIG.
  • FIG. 7 is a plan view for explaining the assembly process of the spring as one component of the high rigidity recliner for a vehicle seat of FIG.
  • FIG. 8 is a plan view illustrating an assembly process of a cam which is one component of the high rigidity recliner for a vehicle seat of FIG. 2.
  • High rigidity recliner 100 for a vehicle seat according to an embodiment of the present invention, as shown in Figure 2, the holder 110 and the sector gear 120 rotatably coupled to each other, and the receiving space therebetween
  • the cam 130, the cam lock 130 and the four lock gear 140, the locking mechanism 140 to provide a rotational force to the cam 130 for the locking of the cam 130 the rotation operation of the cam 130
  • a thin plate lock plate 160 is provided to achieve unlocking of the lock gear 140.
  • the cover ring 170 is welded to the holder 110 by covering the outer periphery of the sector gear 120 to maintain the rotational coupling state of the sector gear 120 relative to the holder 110.
  • the holder 110 is provided with a seating surface 111 on which the lock gear 140 is accommodated and seated, and four guide embosses 112 slidably supporting the lock gear 140 in a radial direction.
  • the cam 130 is accommodated in the inner central region of the four lock gears 140.
  • FIG 3 is a plan view showing a state accommodated in the holder 110 as described above.
  • the four guide embosses 112 are formed to be symmetrical with respect to the center point O at regular intervals in the circumferential direction.
  • the lock gear 140 is interposed between the guide embosses 112 adjacent in the circumferential direction and is slidably guided in the radial direction.
  • the guide emboss 112 has a first guide surface 112a for guiding the first slide surface 141 on one side of the lock gear 140 and a second side of the other side of the lock gear 140 on the opposite side.
  • the second guide surface 112b for guiding the slide surface 142 is formed.
  • one lock gear 140 is guided by the first guide surface 112a on one side and the second guide surface 112b on the other side of the guide embosses 112 adjacent to each other.
  • the lock gear 140 has a locking position of FIG. 3 in which the outer circumferential surface 143 on which the tooth is formed is engaged with the sector rim portion 121 having the inner circumferential surface 121a on which the tooth gear side teeth are formed, and the sector rim portion ( 121 is released, and the reciprocating slide is performed between the locking-off positions retreating toward the center.
  • the slide to the locking position of the lock gear 140 is accomplished by radially pressing due to the clockwise rotation of the cam 130 located in the inner center.
  • the lock gear 140 has one side with the first slide surface 141. And a main ground portion 144 protruding inwardly (center direction) and a ground surface portion 145 protruding inwardly in contact with the other side of the second slide surface 142 opposite thereto. .
  • the outer circumferential surface of the cam 130 contacts the main ground surface portion 144 and presses the main pressure surface portion 131 and the additional ground surface portion 145 in contact with the ground surface portion 145 to the outside. 132 is formed.
  • the main pressurizing surface portion 131 which presses the main ground portion 144 becomes an element that bears a large part of the bearing force for the lock gear 140, for example, 60 to 90 [%], and the ground ground portion ( The additional pressing surface 132 for pressing the 145 will bear only a portion corresponding to the rest of the bearing force. That is, the locking state of the lock gear 140 is mainly maintained by the main ground portion 144 and the main pressurizing surface portion 131 for pressing it.
  • one side of the guide emboss 112 is formed adjacent to the inner side of the first guide surface 112a via the stepped portion 112c.
  • the first stepped guide surface 112d is formed, and similarly, the other stepped side of the guide emboss 112 has a second stepped recess formed adjacent to the inside of the second guide surface 112b via the step 112e.
  • Guide surface 112f is formed.
  • one side of the lock gear 140 is provided with a slide protrusion 146 protruding from the inside of the first slide surface 141 to be in contact with and supported by the first stepped guide surface 112d.
  • the other side of the lock gear 140 includes a slide protrusion 147 protruding from the inside of the second slide surface 142 to be in contact with and supported by the second step guide surface 112f.
  • the first guide surface 141 of the lock gear 140 is formed.
  • the slide protrusion 146 formed on the inner side is supported by the surface contact with the stepped portion 112c of the inner side of the first guide surface 112a of the guide embosser 112 so as to compensate for the bearing force of the additional pressing surface portion 132 of the cam 130. do.
  • the main pressing surface 131 of the cam 130 interacting with each other has an arc having a rotation center O 'at a position spaced apart from the center O of the cam 130.
  • the result is an elliptical arc whose radius decreases continuously in the clockwise direction with respect to the center O of the cam 130.
  • the surface portion 131 may maintain a continuous contact support state regardless of whether the contact point with the well-known ground portion 144 is different. In this case, the contact point is always present on the straight section D of the well-known ground portion 144.
  • the cam 130 has a component force F * sin ⁇ corresponding to the sine value sin ⁇ of the pressure angle ⁇ with respect to the supporting force F even when the main pressing surface 131 and the main ground surface 144 are in contact with each other. It means that the force to penetrate clockwise with respect to the ground portion 144 as much as). That is, even if there is a slight position change in the locked state of the lock gear 140, the main pressing surface 131 always presses and presses the well-known ground portion 144 due to the above-mentioned digging force.
  • the two springs 150 are disposed at positions 180 symmetric with respect to the center of the holder 110, and correspondingly, the holders 110 have two mounting surfaces symmetrical with each other 180 degrees ( Two spring receiving grooves 113 are formed at the bottom of 111 to accommodate and support the springs 150, respectively.
  • the two spring 150 is accommodated in each spring receiving groove 113 of the holder 110 and four lock gears 140 are stacked thereon and then The cam 130 is inserted into the space.
  • the spring 150 has an inner end portion 151 is fixed to the spring fixing protrusion 114, the elastic force is applied to the outer end portion 152 in a clockwise direction, so that one side of the receiving groove portion 113 ( Tends to be in close contact with 113a). Accordingly, when the cam 130 is inserted, there may be a problem that it is difficult to insert the protrusion 133 between the spring side outer end portion 152 and one side surface 113a of the accommodation groove 113.
  • the outer end 152 of the spring 150 is assembled so that the locking step 113b protrudes from the inner end of the spring receiving groove 113. ) So that the cam 130 side projection 133 is accommodated between one side 113a of the spring receiving groove 113 and the spring outer end 152.
  • two springs 150 and four lock gears 140 are assembled to the holder 110, and then the cam 130 is assembled with the protrusions 133. After being inserted between one side 113a of the accommodating groove 113 and the spring outer end 152, the position of the spring outer end 152 slightly pushed out by slightly rotating counterclockwise in a dotted line-> solid line. In the four lock gear 140 can be inserted into the same layer.

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Seats For Vehicles (AREA)

Abstract

La présente invention concerne un dispositif d'inclinaison pour un siège de véhicule, qui est appliqué à un siège de véhicule de façon à ajuster l'angle de rotation d'un dossier de siège par rapport à un coussin de siège, le dispositif d'inclinaison étant caractérisé en ce qu'un guide en relief d'un support comporte une première surface de guidage et une première surface de guidage étagée formées sur celui-ci afin de guider une surface latérale d'un pignon de verrouillage et comporte une seconde surface de guidage et une seconde surface de guidage étagée formées sur celui-ci afin de guider l'autre surface latérale de celui-ci par rapport à un pignon de verrouillage adjacent ; le pignon de verrouillage comporte une partie surface de support principale qui fait saillie vers l'intérieur dans le prolongement de ladite surface latérale, une partie surface de support auxiliaire qui fait saillie vers l'intérieur dans le prolongement de l'autre surface latérale de façon faire face à la partie surface de support principale, et une protubérance de coulissement qui est en contact avec les première et seconde surfaces de guidage étagées et est supportée par celles-ci ; et une came comporte une partie surface de pression principale qui est en contact avec la partie surface de support principale et exerce une pression sur celle-ci vers l'extérieur correspondant à la disposition du pignon de verrouillage dans la position de verrouillage et comporte une partie surface de pression auxiliaire qui est en contact avec la partie surface de support auxiliaire et exerce une pression sur celle-ci vers l'extérieur. Ainsi, l'état de verrouillage du pignon de verrouillage peut être garanti de manière plus fiable compte tenu des erreurs admissibles liées à la fabrication et à l'assemblage et compte tenu de l'usure résultant de son utilisation.
PCT/KR2017/001913 2016-02-29 2017-02-22 Dispositif d'inclinaison pour un siège de véhicule à haute rigidité WO2017150838A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201780001120.5A CN107428269A (zh) 2016-02-29 2017-02-22 车辆座椅用高刚性斜倚器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0024151 2016-02-29
KR1020160024151A KR101752738B1 (ko) 2016-02-29 2016-02-29 차량시트용 고강성 리클라이너

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WO2017150838A1 true WO2017150838A1 (fr) 2017-09-08

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PCT/KR2017/001913 WO2017150838A1 (fr) 2016-02-29 2017-02-22 Dispositif d'inclinaison pour un siège de véhicule à haute rigidité

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KR (1) KR101752738B1 (fr)
CN (1) CN107428269A (fr)
WO (1) WO2017150838A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107757435B (zh) * 2017-11-27 2020-03-06 延锋安道拓座椅机械部件有限公司 一种非连续式调角器
CN110816370B (zh) * 2018-08-08 2022-05-03 费舍尔和同伴有限公司 用于座椅组件的斜倚器机构和制造方法
US11364577B2 (en) 2019-02-11 2022-06-21 Fisher & Company, Incorporated Recliner mechanism for seat assembly and method of manufacturing
US11845367B2 (en) 2019-04-18 2023-12-19 Fisher & Company, Incorporated Recliner heart having lubricant member
US11607976B2 (en) 2020-03-06 2023-03-21 Fisher & Company, Incorporated Recliner mechanism having bracket
US11766957B2 (en) 2021-02-16 2023-09-26 Fisher & Company, Incorporated Release mechanism for seat recliner assembly
US11897372B2 (en) 2021-05-06 2024-02-13 Fisher & Company, Incorporated Recliner heart having biasing members
US11850975B2 (en) 2021-06-11 2023-12-26 Fisher & Company, Incorporated Vehicle seat recliner mechanism with welded spring

Citations (5)

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Publication number Priority date Publication date Assignee Title
JP2000102440A (ja) * 1998-09-28 2000-04-11 Imasen Electric Ind Co Ltd リクライニング装置
JP2006158806A (ja) * 2004-12-10 2006-06-22 Aisin Seiki Co Ltd 車両用シートリクライニング装置
JP2008212176A (ja) * 2007-02-28 2008-09-18 Fuji Kiko Co Ltd 車両用シートリクライニング装置
KR101052910B1 (ko) * 2008-03-18 2011-08-01 포레시아 시에쥐 도또모빌 힌지 기구 및 그 힌지 기구를 구비하는 차량 좌석
KR101428942B1 (ko) * 2013-08-30 2014-08-08 주식회사다스 자동차 시트의 리클라이너

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Publication number Priority date Publication date Assignee Title
DE10102860A1 (de) * 2001-01-23 2002-08-01 Keiper Gmbh & Co Beschlag für einen Fahrzeugsitz
JP2012091623A (ja) * 2010-10-26 2012-05-17 Fuji Kiko Co Ltd シートリクライニング装置
DE102011100513B3 (de) * 2011-05-02 2012-08-02 Keiper Gmbh & Co. Kg Beschlagsystem für einen Fahrzeugsitz und Fahrzeugsitz mit einem Beschlagsystem
CN203093794U (zh) * 2013-02-26 2013-07-31 宁波双林汽车部件股份有限公司 一种抗逆动冲击的解锁锁定装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000102440A (ja) * 1998-09-28 2000-04-11 Imasen Electric Ind Co Ltd リクライニング装置
JP2006158806A (ja) * 2004-12-10 2006-06-22 Aisin Seiki Co Ltd 車両用シートリクライニング装置
JP2008212176A (ja) * 2007-02-28 2008-09-18 Fuji Kiko Co Ltd 車両用シートリクライニング装置
KR101052910B1 (ko) * 2008-03-18 2011-08-01 포레시아 시에쥐 도또모빌 힌지 기구 및 그 힌지 기구를 구비하는 차량 좌석
KR101428942B1 (ko) * 2013-08-30 2014-08-08 주식회사다스 자동차 시트의 리클라이너

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CN107428269A (zh) 2017-12-01
KR101752738B1 (ko) 2017-06-30

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