JPS635619B2 - - Google Patents
Info
- Publication number
- JPS635619B2 JPS635619B2 JP58013177A JP1317783A JPS635619B2 JP S635619 B2 JPS635619 B2 JP S635619B2 JP 58013177 A JP58013177 A JP 58013177A JP 1317783 A JP1317783 A JP 1317783A JP S635619 B2 JPS635619 B2 JP S635619B2
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- spring seat
- buffer spring
- adjustment nut
- spring
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 230000035939 shock Effects 0.000 claims description 12
- 239000006096 absorbing agent Substances 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000013016 damping Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/021—Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a coil spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/30—Spring/Damper and/or actuator Units
- B60G2202/31—Spring/Damper and/or actuator Units with the spring arranged around the damper, e.g. MacPherson strut
- B60G2202/312—The spring being a wound spring
-
- 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
- B60G2204/124—Mounting of coil springs
- B60G2204/1242—Mounting of coil springs on a damper, e.g. MacPerson strut
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Description
【発明の詳細な説明】
この発明は、緩衝ばねにおけるばね力の調節を
ネジ式によつて行う、緩衝器の緩衝ばね力調整装
置（以下、緩衝ばね力調整装置と記す）の改良に
関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improvement in a buffer spring force adjusting device (hereinafter referred to as a buffer spring force adjusting device) for a shock absorber, which adjusts the spring force in a buffer spring using a screw type.
緩衝器には緩衝ばねと減衰装置とからなり、こ
の緩衝ばね力調整装置を、減衰装置を構成するシ
リンダの外周にねじ部を形成しこのねじ部上をば
ね座が螺動するようにしてばね力を調整するもの
がある。 The shock absorber consists of a buffer spring and a damping device, and the buffer spring force adjusting device is constructed by forming a threaded portion on the outer periphery of a cylinder constituting the damping device so that the spring seat screws on the threaded portion. There is something that adjusts the force.
従来におけるこのねじ式の緩衝ばね力調整装置
は、このシリンダの外側に嵌挿されて緩衝ばねを
ささえるばね座と、このシリンダに螺挿されてこ
のばね座を支持すると共にばね力を調整する調節
ナツトと、同様に、このシリンダに螺挿されて緩
衝ばねの反撥力に基づく回転トルクにより調節ナ
ツトが緩むのを防止するロツクナツトとから構成
されている。 This conventional screw-type buffer spring force adjustment device has a spring seat that is inserted into the outside of the cylinder to support the buffer spring, and an adjustment device that is screwed into the cylinder to support the spring seat and adjust the spring force. The lock nut is similarly screwed into the cylinder and prevents the adjusting nut from loosening due to rotational torque based on the repulsive force of the buffer spring.
そして、ばね力の調整にあたつては先ずロツク
ナツトを緩めた後調節ナツトを螺動させてばね力
を調整し、その後、調節ナツトが緩まないように
ロツクナツトを締め付けていた。 To adjust the spring force, the lock nut was first loosened, then the adjustment nut was screwed to adjust the spring force, and then the lock nut was tightened to prevent the adjustment nut from loosening.
このため、かかる調整において調節ナツトを回
転する際、一々ロツクナツトを緩めたり締めたり
しなければならず、調整作業は極めて面倒であつ
た。 For this reason, when rotating the adjustment nut during such adjustment, the lock nut must be loosened and tightened each time, making the adjustment work extremely troublesome.
この発明は、かかる事情に基づいてなされたも
のであり、その目的は、少ない部品数であるにも
関わらず、緩衝ばねのばね力の調整しやすい緩衝
ばね力調整装置を提供することである。 The present invention has been made based on the above circumstances, and an object thereof is to provide a buffer spring force adjusting device that allows easy adjustment of the spring force of a buffer spring, despite having a small number of parts.
そして、この目的は、油圧緩衝器のシリンダの
外周壁面に周方向におねじ部を形成するとともに
このおねじ部に調節ナツトをねじ嵌めし、この調
節ナツトを前記シリンダに対して螺動させること
により緩衝ばねを支える環状ばね座を進退させて
緩衝ばねのばね力を調整する緩衝器の緩衝ばね力
調整装置において、
前記シリンダの外周壁面に軸方向に係止溝を形
成するとともに前記環状ばね座の内壁面に軸方向
に係止突条を形成し、この係止突条を前記係止溝
に進退可能に内嵌めし、
更に、前記調節ナツトと前記環状ばね座の接触
面にクリツクストツプ機構を設け、前記緩衝ばね
の弾撥力によつて前記調節ナツトを前記環状ばね
座に対して断続的に係止可能にすることにより達
成された。 The purpose of this is to form a threaded portion in the circumferential direction on the outer circumferential wall surface of the cylinder of the hydraulic shock absorber, screw an adjustment nut into this male threaded portion, and screw this adjustment nut onto the cylinder. In the buffer spring force adjusting device for a shock absorber, which adjusts the spring force of the buffer spring by moving back and forth an annular spring seat that supports the buffer spring, a locking groove is formed in the axial direction on the outer peripheral wall surface of the cylinder, and the annular spring seat supports the buffer spring. A locking protrusion is formed in the axial direction on the inner wall surface of the locking groove, and the locking protrusion is fitted into the locking groove so as to be movable back and forth, and a click stop is provided on the contact surface between the adjustment nut and the annular spring seat. This has been achieved by providing a mechanism in which the adjusting nut can be intermittently locked to the annular spring seat by the resiliency of the buffer spring.
以下この発明の実施例を第１〜７図に基づいて
説明する。 Embodiments of the present invention will be described below based on FIGS. 1 to 7.
第１〜３図は第１実施例を示す。 1 to 3 show a first embodiment.
図において、１１は自動二輪車の後輪懸架装置
等に用いられる緩衝器であり、緩衝ばね１１ａと
減衰装置１１ｂとからなる。 In the figure, 11 is a shock absorber used in a rear wheel suspension system of a motorcycle, etc., and is composed of a shock absorber spring 11a and a damping device 11b.
減衰装置１１ｂは、先端に取付部１３の設けら
れたシリンダ１５と、このシリンダ１５内を往復
するピストン１７と、このピストン１７に連結さ
れた後端に車体取付部１９の設けられたピストン
杆２１を備える。 The damping device 11b includes a cylinder 15 having a mounting portion 13 at its tip, a piston 17 that reciprocates within the cylinder 15, and a piston rod 21 connected to the piston 17 and having a vehicle body mounting portion 19 at its rear end. Equipped with.
又、緩衝ばね１１ａは、一端を、シリンダ１５
に設けられたばね力調整装置Ｓで支持し、且つ他
端、をピストン杆２１に設けられたばね座２３で
支持することによりこれらの間に架け渡されてい
る。 Further, the buffer spring 11a has one end connected to the cylinder 15.
The other end is supported by a spring force adjusting device S provided on the piston rod 21, and the other end is supported by a spring seat 23 provided on the piston rod 21, so that it is bridged between these.
次に、ばね力調整装置Ｓは主要構成部品とし
て、ばね座２５と、調節ナツト２７とを有する。 Next, the spring force adjustment device S has a spring seat 25 and an adjustment nut 27 as main components.
ばね座２５は環状であり、シリンダ１５の外側
に嵌挿されている。このばね座２５は緩衝ばね１
１ａを支えるための鍔部２５ａを有する共に、そ
の内壁に、シリンダ１５の軸方向に沿つて所要数
の係止突条２９を一体形成している。そして、こ
の突条２９はシリンダ１５の外壁に軸方向に沿つ
て穿接された係止溝３１に係合しているため、ば
ね座２５はシリンダ１５の軸方向に沿つてのみ進
退できる。 The spring seat 25 has an annular shape and is fitted onto the outside of the cylinder 15. This spring seat 25 is the buffer spring 1
It has a flange 25a for supporting the cylinder 1a, and a required number of locking protrusions 29 are integrally formed on the inner wall thereof along the axial direction of the cylinder 15. Since the protrusion 29 engages with a locking groove 31 formed in the outer wall of the cylinder 15 along the axial direction, the spring seat 25 can move forward and backward only along the axial direction of the cylinder 15.
又、調節ナツト２７はシリンダ１５の外壁に設
けられた雄ねじ部１５ａに螺挿されている。この
調節ナツト２７は、緩衝ばね１１ａの反撥力によ
りばね座２５がＡ方向に摺動しようとするのを阻
止している。 Further, the adjusting nut 27 is screwed into a male threaded portion 15a provided on the outer wall of the cylinder 15. This adjustment nut 27 prevents the spring seat 25 from sliding in the A direction due to the repulsive force of the buffer spring 11a.
この緩衝ばね力調整装置にあつては、調節ナツ
ト２７を回動させてばね座２７を進退させること
によりばね力を調整する。ばね座２５と調節ナツ
ト２７との摺動面には段階的調節を可能にするた
め、クリツクストツプ機構Ｃが設けられている。
このクリツクストツプ機構Ｃはばね座２５の鍔部
２５ａの裏面に適宜形成された凸部３３と、調節
ナツト２７おける鍔部２５ａの裏面との接触面に
形成されて、この凸部３３の係合する凹部３５と
から構成されている。なお、これらの凸部３３と
凹部３５は逆に設けても良い。 In this buffer spring force adjusting device, the spring force is adjusted by rotating the adjusting nut 27 and moving the spring seat 27 forward and backward. A click stop mechanism C is provided on the sliding surface of the spring seat 25 and the adjustment nut 27 to enable stepwise adjustment.
This click stop mechanism C is formed on the contact surface between a protrusion 33 appropriately formed on the back surface of the flange 25a of the spring seat 25 and the back surface of the flange 25a of the adjustment nut 27. It is composed of a concave portion 35 that fits together. Note that the protrusions 33 and recesses 35 may be provided in reverse.
又、クリツクストツプ機構Ｃを第４〜７図に示
すように、ばね座２５の鍔２５ａ又は調節ナツト
２７に嵌合凹部３７を設け、この嵌合凹部３７に
その端部が僅か露出した状態でローラー３９を回
動自在に嵌め込み、調節ナツト２７又はばね座２
５の鍔部２５ａにこのローラー３９の端部が係止
する係止凹部３５を設けて構成することもでき
る。 Further, as shown in FIGS. 4 to 7, the click stop mechanism C is provided with a fitting recess 37 in the collar 25a of the spring seat 25 or the adjustment nut 27, and the end thereof is slightly exposed in the fitting recess 37. Rotatably fit the roller 39 with the adjustment nut 27 or spring seat 2.
It is also possible to provide a locking recess 35 in which the end of the roller 39 locks in the flange 25a of the roller 5.
次に、この発明に係る緩衝ばね力調整装置の作
用について説明する。 Next, the operation of the buffer spring force adjusting device according to the present invention will be explained.
ピストン杆２１に設けられたばね座２３と、ば
ね力調整装置Ｓのばね座２５との間に架設されて
いる緩衝ばね１１ａは外側へ延びようとすると
き、ばね座２５をＡ方向に押すとともに、回転ト
ルクを生ぜしめて回転させようとする。しかし、
このばね座２５は、内壁に設けられた係止突条２
９がシリンダ１５の係止溝３１に係合しているた
め、ばね座２５は回転することができず、単にＡ
方向に動こうとするのみである。このため調節ナ
ツト２７には回転トルクがかからず、よつて容易
にばね座２５を支持することができる。 When the buffer spring 11a installed between the spring seat 23 provided on the piston rod 21 and the spring seat 25 of the spring force adjustment device S tries to extend outward, it pushes the spring seat 25 in the direction A, and Attempts to generate rotational torque and rotate it. but,
This spring seat 25 is a locking protrusion 2 provided on the inner wall.
9 is engaged with the locking groove 31 of the cylinder 15, the spring seat 25 cannot rotate and is simply
It just tries to move in the direction. Therefore, no rotational torque is applied to the adjustment nut 27, and the spring seat 25 can therefore be easily supported.
以上のように、この発明に係る緩衝ばね力調整
装置は、油圧緩衝器のシリンダの外周壁面に周方
向におねじ部を形成するとともにこのおねじ部に
調節ナツトをねじ嵌めし、この調節ナツトを前記
シリンダに対して螺動させることにより緩衝ばね
を支える環状ばね座を進退させて緩衝ばねのばね
力を調整する緩衝器の緩衝ばね力調整装置におい
て、
前記シリンダの外周壁面に軸方向に係止溝を形
成するとともに前記環状ばね座の内壁面に軸方向
に係止突条を形成し、この係止突条を前記係止溝
に進退可能に内嵌めし、
更に、前記調節ナツトと前記環状ばね座の接触
面にクリツクストツプ機構を設け、前記緩衝ばね
の弾撥力によつて前記調節ナツトを前記環状ばね
座に対して断続的に係止可能にしたため、
環状ばね座はシリンダの周方向に回転不可能に
なり、且つ、前記調整ナツトはシリンダの周方向
にねじ回転できるとともに前記環状ばね座に対し
て断続的に係止させることができる。 As described above, the buffer spring force adjusting device according to the present invention includes a threaded portion formed in the circumferential direction on the outer circumferential wall surface of the cylinder of a hydraulic shock absorber, and an adjustment nut screwed into the male threaded portion. In the buffer spring force adjustment device for a shock absorber, which adjusts the spring force of the buffer spring by moving back and forth an annular spring seat that supports the buffer spring by screwing the spring seat against the cylinder, a locking groove is formed, and a locking protrusion is formed in the axial direction on the inner wall surface of the annular spring seat, and the locking protrusion is fitted into the locking groove so as to be movable forward and backward; A click stop mechanism is provided on the contact surface of the annular spring seat, and the adjustment nut can be intermittently locked to the annular spring seat by the elastic force of the buffer spring. The adjusting nut is not rotatable in the circumferential direction, and the adjusting nut can be threadedly rotated in the circumferential direction of the cylinder and can be intermittently locked to the annular spring seat.
ここに、この発明における調節ナツトと環状ば
ね座の接触面との間のクリツクストツプ機構は、
前記緩衝ばねの弾撥力を利用しているため、クリ
ツクストツプ機構独自として別途に圧縮ばね等の
弾性部材を必要とせず、この結果、部品点数が少
なくなり、製造、管理がしやすいものである。 Here, the click stop mechanism between the adjustment nut and the contact surface of the annular spring seat in this invention is as follows:
Since the elastic force of the buffer spring is utilized, the click stop mechanism is unique and does not require a separate elastic member such as a compression spring.As a result, the number of parts is reduced and manufacturing and management are easy. be.
図面はこの発明にかかる緩衝ばね力調整装置の
実施例を示すものであり、第１図は部分切欠正面
図、第２図は第１図における−線断面図、第
３図は第１図に於ける−線で切断した切り口
を示す端面図、第４図は第２実施例の部分切欠正
面図、第５図は第４図における−線断面図、
第６図は第３実施例の部分切欠正面図、第７図は
第６図における−線断面図である。
１１ａ……緩衝ばね、１５……シリンダ、１７
……ピストン、２１……ピストン杆、２５……調
節ナツト、２９……係止突条、Ｃ……クリツクス
トツプ機構、３１……係止溝。
The drawings show an embodiment of the buffer spring force adjusting device according to the present invention, and FIG. 1 is a partially cutaway front view, FIG. 2 is a cross-sectional view taken along the line -- in FIG. 1, and FIG. 4 is a partially cutaway front view of the second embodiment, and FIG. 5 is a sectional view taken along the line - in FIG. 4.
FIG. 6 is a partially cutaway front view of the third embodiment, and FIG. 7 is a sectional view taken along the line -- in FIG. 6. 11a...Buffer spring, 15...Cylinder, 17
... Piston, 21 ... Piston rod, 25 ... Adjustment nut, 29 ... Locking protrusion, C ... Click stop mechanism, 31 ... Locking groove.
Claims (1)
ストンと、一端をこのピストンに固定するととも
に他端を前記シリンダ外に突出させたピストン杆
とを備え、 前記ピストン杆の先端部にばね座を設置すると
ともに前記シリンダに環状ばね座を外嵌めし、こ
れらのばね座の間に緩衝ばねを掛け渡した緩衝器
にあつて、 前記シリンダの外周壁面に周方向におねじ部を
形成するとともにこのおねじ部に調節ナツトをね
じ嵌めし、この調節ナツトの端面に前記環状ばね
座の端面を接触させ、前記調節ナツトを前記シリ
ンダに対して螺動させることにより前記緩衝ばね
のばね力を調整する緩衝器の緩衝ばね力調整装置
において、 前記シリンダの外周壁面に軸方向に係止溝を形
成するとともに前記環状ばね座の内壁面に軸方向
に係止突条を形成し、この係止突条を前記係止溝
に進退可能に内嵌めし、 更に、前記調節ナツトと前記環状ばね座の接触
面のクリツクストツプ機構を設け、前記緩衝ばね
の弾撥力によつて前記調節ナツトを前記環状ばね
座に対して断続的に係止可能にした緩衝器の緩衝
ばね力調整装置。[Scope of Claims] 1. A piston that slides in a cylinder filled with hydraulic oil, and a piston rod having one end fixed to the piston and the other end protruding outside the cylinder; In the case of a shock absorber in which a spring seat is installed at the tip, an annular spring seat is externally fitted to the cylinder, and a buffer spring is stretched between these spring seats, a screw is installed in the circumferential direction on the outer peripheral wall surface of the cylinder. At the same time, an adjustment nut is screwed into this male threaded portion, an end surface of the annular spring seat is brought into contact with an end surface of the adjustment nut, and the adjustment nut is screwed relative to the cylinder, thereby adjusting the buffer spring. In the buffer spring force adjustment device for a shock absorber, a locking groove is formed in the axial direction on the outer circumferential wall surface of the cylinder, and a locking protrusion is formed in the axial direction on the inner wall surface of the annular spring seat. , the locking protrusion is fitted into the locking groove so as to be movable back and forth; furthermore, a click stop mechanism is provided at the contact surface of the adjustment nut and the annular spring seat, and the locking protrusion is fitted into the locking groove so as to be movable back and forth; A shock absorbing spring force adjusting device for a shock absorber, wherein the adjusting nut is intermittently latched to the annular spring seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1317783A JPS59140933A (en) | 1983-01-28 | 1983-01-28 | Buffering force adjuster for buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1317783A JPS59140933A (en) | 1983-01-28 | 1983-01-28 | Buffering force adjuster for buffer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59140933A JPS59140933A (en) | 1984-08-13 |
| JPS635619B2 true JPS635619B2 (en) | 1988-02-04 |
Family
ID=11825897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1317783A Granted JPS59140933A (en) | 1983-01-28 | 1983-01-28 | Buffering force adjuster for buffer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59140933A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6346207U (en) * | 1986-09-16 | 1988-03-29 | ||
| WO1995014583A2 (en) * | 1993-11-26 | 1995-06-01 | Fichtel & Sachs Ag | Spring carrier with sliding spring plate |
| NL1003510C2 (en) * | 1996-07-04 | 1998-01-07 | Blok Beheer Bv | Piston-type automotive shock-absorber |
| JP4602876B2 (en) * | 2005-09-07 | 2010-12-22 | カヤバ工業株式会社 | Adjustment mechanism of initial load in suspension spring of shock absorber |
| JP6901516B2 (en) * | 2019-04-15 | 2021-07-14 | 本田技研工業株式会社 | Vehicle suspension |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4330512Y1 (en) * | 1966-10-25 | 1968-12-12 | ||
| JPS5212070U (en) * | 1975-07-14 | 1977-01-27 | ||
| JPS5742236B2 (en) * | 1974-09-11 | 1982-09-07 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS612365Y2 (en) * | 1980-08-21 | 1986-01-25 |
-
1983
- 1983-01-28 JP JP1317783A patent/JPS59140933A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4330512Y1 (en) * | 1966-10-25 | 1968-12-12 | ||
| JPS5742236B2 (en) * | 1974-09-11 | 1982-09-07 | ||
| JPS5212070U (en) * | 1975-07-14 | 1977-01-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59140933A (en) | 1984-08-13 |
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