JPH11280779A - Universal joint - Google Patents
Universal jointInfo
- Publication number
- JPH11280779A JPH11280779A JP7992598A JP7992598A JPH11280779A JP H11280779 A JPH11280779 A JP H11280779A JP 7992598 A JP7992598 A JP 7992598A JP 7992598 A JP7992598 A JP 7992598A JP H11280779 A JPH11280779 A JP H11280779A
- Authority
- JP
- Japan
- Prior art keywords
- arc
- universal joint
- yoke
- spherical surface
- spherical
- 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.)
- Pending
Links
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、自在継手に関し、
特に圧延機のロール駆動軸等に用いられ、ロールの昇降
による駆動装置とロールとの間の高さの変化や配置等か
ら生じるロール軸と駆動装置軸のずれを吸収するための
自在継手に関する。TECHNICAL FIELD The present invention relates to a universal joint,
In particular, the present invention relates to a universal joint that is used for a roll drive shaft of a rolling mill and absorbs a shift between a roll shaft and a drive device shaft caused by a change in height or an arrangement between the drive device and the roll due to elevation of the roll.
【０００２】[0002]
【従来の技術】従来のこの種の自在継手としては、例え
ば、軸部の端部に設けられた内輪と、該内輪に複数の鋼
球を介して外挿された外輪とを備えたものが知られてお
り、複数の鋼球は円環状のケージによって周方向に等間
隔で保持されている。2. Description of the Related Art A conventional universal joint of this type includes, for example, an inner ring provided at an end of a shaft portion and an outer ring externally inserted through a plurality of steel balls on the inner ring. Known, a plurality of steel balls are held at equal circumferential intervals by an annular cage.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、かかる
従来の自在継手においては、ケージが必要になるため、
部品点数が増えてコスト高になるばかりかメンテナンス
の面でも不利となり、また、ケージのスペース分だけ大
きくなるため、小型化の妨げになるとともに、軸径とス
イング径との比が制限されることから狭いスペースに設
置することができない等の不都合がある。However, such a conventional universal joint requires a cage,
Not only will the number of parts increase, which will increase costs, but it will also be disadvantageous in terms of maintenance.In addition, the size will be increased by the space of the cage, which will hinder downsizing and limit the ratio of shaft diameter to swing diameter. There are inconveniences such as the inability to install in a narrow space.
【０００４】本発明はかかる不都合を解消するためにな
されたものであり、部品点数を減らして設備コスト及び
メンテナンスコストの低減を図ることができるととも
に、小型化を可能して狭いスペースにも設置することが
できる自在継手を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve such inconveniences. The number of parts can be reduced to reduce equipment and maintenance costs, and the apparatus can be downsized and installed in a narrow space. It is an object of the present invention to provide a universal joint capable of performing the following.
【０００５】[0005]
【課題を解決するための手段】かかる目的を達成するた
めに、請求項１に係る自在継手は、軸状の第１の部材
と、該第１の部材の端部が挿入されるヨークを先端部に
有する第２の部材と、前記ヨークの前記第１の部材に対
向する面及び該第１の部材の前記ヨークに対向する面の
うちのいずれか一方の面の周方向に互いに１８０°離間
する位置にそれぞれ軸方向に向かって円弧状に形成され
た一対の円弧状溝と、該円弧状溝と他方の面との間に配
置されたトルク伝達部材とを備え、該トルク伝達部材
は、前記円弧状溝を向く部分が球面状に形成されて該円
弧状溝に移動自在に挿入され、前記他方の面を向く部分
が該他方の面に前記一対の円弧状溝を結ぶ線を中心とし
て相対回転可能に保持されていることを特徴とする。In order to achieve the above object, a universal joint according to a first aspect of the present invention comprises a shaft-shaped first member and a yoke into which an end of the first member is inserted. A second member included in the portion, a surface of the yoke facing the first member and a surface of the first member facing the yoke, which is 180 ° apart from each other in a circumferential direction. A pair of arc-shaped grooves each formed in an arc shape toward the axial direction at a position to be provided, and a torque transmission member disposed between the arc-shaped groove and the other surface. A portion facing the arc-shaped groove is formed in a spherical shape and is movably inserted into the arc-shaped groove, and a portion facing the other surface is centered on a line connecting the pair of arc-shaped grooves to the other surface. It is characterized by being held so as to be relatively rotatable.
【０００６】請求項２に係る自在継手は、請求項１にお
いて、前記トルク伝達部材を球で構成し、該球の前記他
方の面を向く部分を該他方の面に形成された球面凹部に
よって相対回転可能に保持したことを特徴をする。According to a second aspect of the present invention, in the universal joint according to the first aspect, the torque transmission member is formed of a sphere, and a portion of the sphere facing the other surface is formed by a spherical concave portion formed on the other surface. It is characterized by being held rotatably.
【０００７】請求項３に係る自在継手は、請求項１にお
いて、前記一方の面を前記ヨークの前記第１の部材に対
向する面とした場合に、周方向に互いに１８０°離間し
た位置で前記円弧状溝と前記他方の面との間に配置され
た前記トルク伝達部材の前記他方の面を向く部分同志を
軸状に連結して、該軸状部分を前記第１の部材の端部に
形成した貫通穴によって相対回転可能に保持したことを
特徴とする。According to a third aspect of the present invention, in the universal joint according to the first aspect, when the one surface is a surface facing the first member of the yoke, the universal joint is positioned at 180 ° apart from each other in a circumferential direction. Portions of the torque transmitting member disposed between the arc-shaped groove and the other surface facing the other surface are axially connected to each other, and the shaft portion is connected to an end of the first member. It is characterized in that it is held so as to be relatively rotatable by the formed through hole.
【０００８】[0008]
【発明の実施の形態】以下、本発明の実施の形態を図を
参照して説明する。図１は本発明の第１の実施の形態で
ある自在継手を説明するための一部を切り欠いた図、図
２は図１のＩＩ−ＩＩ線断面図、図３は該自在継手の動
作を説明するための一部を切り欠いた図、図４は本発明
の第２の実施の形態である自在継手を説明するための一
部を切り欠いた図、図５は図４のＶ−Ｖ線断面図、図６
は円弧状ボール溝の変形例を説明するための説明的断面
図である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a partially cutaway view for explaining a universal joint according to a first embodiment of the present invention, FIG. 2 is a sectional view taken along line II-II of FIG. 1, and FIG. 3 is an operation of the universal joint. FIG. 4 is a partially cutaway view for explaining a universal joint according to a second embodiment of the present invention, and FIG. V sectional view, FIG.
FIG. 9 is an explanatory cross-sectional view for explaining a modified example of the arc-shaped ball groove.
【０００９】まず、本発明の第１の実施の形態である自
在継手から説明すると、図１及び図２において符号１は
第１の軸部（第１の部材）であり、該第１の軸部１の端
部外周面は球面部１ａとされている。球面部１ａは第２
の軸部２の先端部に設けられたヨーク３に挿入されてお
り、該ヨーク３は周方向に互いに１８０°離間した位置
でそれぞれ球面部１ａに対向配置された一対の腕部３
ａ，３ｂを備える。First, a universal joint according to a first embodiment of the present invention will be described. In FIGS. 1 and 2, reference numeral 1 denotes a first shaft portion (first member). The outer peripheral surface of the end of the portion 1 is a spherical portion 1a. The spherical portion 1a is the second
Are inserted into a yoke 3 provided at the distal end of the shaft portion 2, and the pair of arms 3 are disposed at positions 180 ° apart from each other in the circumferential direction and opposed to the spherical portion 1 a.
a and 3b.
【００１０】一対の腕部３ａ，３ｂの球面部１ａに対向
する面（ヨークの第１の部材に対向する面）には軸方向
に向かって円弧状に延びる円弧状ボール溝４がそれぞれ
形成されており、該円弧状ボール溝４の円弧中心は球面
部１ａの中心に一致している。円弧状ボール溝４と球面
部１ａとの間にはトルク伝達球５が介在されており、該
トルク伝達球５の円弧状ボール溝４を向く部分は該円弧
状ボール溝４に移動自在に挿入されている。On the surfaces of the pair of arms 3a and 3b facing the spherical surface 1a (the surfaces facing the first member of the yoke), arc-shaped ball grooves 4 extending in an arc shape in the axial direction are respectively formed. The center of the arc of the arc-shaped ball groove 4 coincides with the center of the spherical portion 1a. A torque transmitting ball 5 is interposed between the arc-shaped ball groove 4 and the spherical portion 1a, and a portion of the torque transmitting ball 5 facing the arc-shaped ball groove 4 is movably inserted into the arc-shaped ball groove 4. Have been.
【００１１】また、トルク伝達球５の球面部１ａを向く
部分は該球面部１ａに形成された球面凹部６に回転可能
に嵌め込まれており、これにより、トルク伝達球５の球
面部１ａを向く部分が球面凹部６によって一対の円弧状
ボール溝４を結ぶ線Ｐを中心として相対回転可能に保持
されている。A portion of the torque transmitting ball 5 facing the spherical portion 1a is rotatably fitted into a spherical concave portion 6 formed in the spherical portion 1a, thereby facing the spherical portion 1a of the torque transmitting ball 5. The portion is held by the spherical concave portion 6 so as to be relatively rotatable about a line P connecting the pair of arc-shaped ball grooves 4.
【００１２】そして、このトルク伝達球５を介して第２
の軸部２から第１の軸部１にトルクが伝達され、また、
トルク伝達球５が円弧状ボール溝４に沿って移動するこ
とにより、第１の軸部１の図３において上下方向（Ｘ方
向）の傾きが許容され、更に、トルク伝達球５が球面凹
部６に対して相対回転することにより、第１の軸部１の
図２において左右方向（Ｙ方向）の傾きが許容される。
これにより、軸の傾き及びトルク伝達の両方に対応する
ことが可能になり、自在継手としての機能を満足する。Then, through the torque transmitting ball 5, the second
Torque is transmitted from the shaft portion 2 to the first shaft portion 1, and
As the torque transmitting ball 5 moves along the arc-shaped ball groove 4, the first shaft portion 1 is allowed to tilt in the vertical direction (X direction) in FIG. , The first shaft portion 1 is allowed to tilt in the left-right direction (Y direction) in FIG.
This makes it possible to cope with both the inclination of the shaft and the transmission of torque, and satisfies the function as a universal joint.
【００１３】このようにこの実施の形態では、第１の軸
部１の球面凹部６とヨーク３の円弧状ボール溝４との間
にトルク伝達球５を介在させるだけで自在継手を構成す
ることができるので、従来必要であったケージを不要に
することができ、この結果、部品点数が削減されて設備
コスト及びメンテナンスコストの低減を図ることがで
き、しかも、ケージのスペース分だけ小型化できるた
め、軸径を小さくすることが可能になって狭いスペース
にも設置することができる。As described above, in this embodiment, a universal joint is formed by merely interposing the torque transmitting ball 5 between the spherical concave portion 6 of the first shaft portion 1 and the arc-shaped ball groove 4 of the yoke 3. Can eliminate the need for a cage, which has been conventionally required. As a result, the number of parts can be reduced, equipment costs and maintenance costs can be reduced, and the size can be reduced by the space of the cage. Therefore, the shaft diameter can be reduced, and the shaft can be installed in a narrow space.
【００１４】なお、上記実施の形態では、第１の軸部１
の球面部１ａに球面凹部６を形成し、第２の軸部２のヨ
ーク３に円弧状ボール溝４を形成した場合を例に採った
が、これに代えて、第１の軸部１の球面部１ａに円弧状
ボール溝４を形成し、第２の軸部２のヨーク３に球面凹
部６を形成するようにしてもよい。In the above embodiment, the first shaft 1
The spherical concave portion 6 is formed in the spherical portion 1a, and the arc-shaped ball groove 4 is formed in the yoke 3 of the second shaft portion 2 as an example. An arc-shaped ball groove 4 may be formed in the spherical portion 1a, and a spherical concave portion 6 may be formed in the yoke 3 of the second shaft portion 2.
【００１５】次に、図４及び図５を参照して本発明の第
２の実施の形態である自在継手を説明する。図４及び図
５において符号３１は第１の軸部（第１の部材）であ
り、該第１の軸部３１の端部外周面は球面部３１ａとさ
れている。球面部３１ａは第２の軸部３２の先端部に設
けられたヨーク３３に挿入されており、該ヨーク３３は
周方向に互いに１８０°離間した位置でそれぞれ球面部
３１ａに対向配置された一対の腕部３３ａ，３３ｂを備
える。Next, a universal joint according to a second embodiment of the present invention will be described with reference to FIGS. 4 and 5, reference numeral 31 denotes a first shaft portion (first member), and the outer peripheral surface of the end of the first shaft portion 31 is a spherical portion 31a. The spherical portion 31a is inserted into a yoke 33 provided at the distal end of the second shaft portion 32. The yokes 33 are opposed to the spherical portion 31a at positions 180 ° apart from each other in the circumferential direction. Arms 33a and 33b are provided.
【００１６】一対の腕部３３ａ，３３ｂの球面部３１ａ
に対向する面（ヨークの第１の部材に対向する面）には
軸方向に向かって円弧状に延びる円弧状ボール溝３４が
それぞれ形成されており、該円弧状ボール溝３４の円弧
中心は球面部３１ａの中心に一致している。円弧状ボー
ル溝３４と球面部３１ａとの間にはトルク伝達部材３５
が介在されており、該トルク伝達部材３５は軸状をなし
て両端部にそれぞれ球面部３５ａが形成されている。The spherical portion 31a of the pair of arms 33a, 33b
Are formed on the surface (the surface facing the first member of the yoke), which extends in an arc shape in the axial direction, and the arc center of the arc-shaped ball groove 34 is spherical. It coincides with the center of the portion 31a. A torque transmitting member 35 is provided between the arc-shaped ball groove 34 and the spherical portion 31a.
The torque transmitting member 35 has an axial shape and has spherical portions 35a at both ends.
【００１７】各球面部３５ａはそれそれ一対の円弧状ボ
ール溝４に移動自在に挿入されており、また、トルク伝
達部材３５の軸部３５ｂは該球面部３１ａに形成された
貫通穴３６に回転可能に挿通配置されている。これによ
り、トルク伝達部材３５が貫通穴３６によって一対の円
弧状ボール溝３４を結ぶ線Ｐを中心として相対回転可能
に保持されている。Each spherical portion 35a is movably inserted into a pair of arc-shaped ball grooves 4, and the shaft portion 35b of the torque transmitting member 35 is rotated by a through hole 36 formed in the spherical portion 31a. It is inserted as much as possible. Thus, the torque transmitting member 35 is held by the through hole 36 so as to be relatively rotatable about a line P connecting the pair of arc-shaped ball grooves 34.
【００１８】そして、このトルク伝達部材３５を介して
第２の軸部３２から第１の軸部３１にトルクが伝達さ
れ、また、トルク伝達部材３５の球面部３５ａが円弧状
ボール溝３４に沿って移動することにより、第１の軸部
３１の図４において上下方向（Ｘ方向）の傾きが許容さ
れ、更に、トルク伝達部材３５が貫通穴３６に対して相
対回転することにより、第１の軸部３１の図５において
左右方向（Ｙ方向）の傾きが許容される。これにより、
軸の傾き及びトルク伝達の両方に対応することが可能に
なり、自在継手としての機能を満足する。Then, torque is transmitted from the second shaft portion 32 to the first shaft portion 31 via the torque transmitting member 35, and the spherical portion 35 a of the torque transmitting member 35 moves along the arc-shaped ball groove 34. 4, the first shaft portion 31 is allowed to tilt in the vertical direction (X direction) in FIG. 4, and further, the torque transmission member 35 is relatively rotated with respect to the through hole 36, whereby the first shaft portion 31 is rotated. The inclination of the shaft 31 in the left-right direction (Y direction) in FIG. 5 is allowed. This allows
It is possible to cope with both the inclination of the shaft and the transmission of torque, thereby satisfying the function as a universal joint.
【００１９】ここで、先に説明した第１の実施の形態で
は、トルクを球面凹部６に保持されたトルク伝達球５の
みで伝達するようにしているので、第１の軸部１側のト
ルク伝達面での面圧が高くなってトルク伝達球５の全面
及び球面凹部６にそれぞれ強度アップを図るための面倒
な表面硬化処理が必要になるとともに、球面部１ａに面
倒な球面凹部６の加工を施す必要があるに対し、この実
施の形態では、両端部に球面部３５ａが形成されて貫通
穴３６に回転可能に保持された軸状のトルク伝達部材３
５でトルクを伝達するようにしているので、第１の軸部
３１側のトルク伝達面での面圧が低くなってトルク伝達
部材３５及び貫通穴３６に面倒な表面硬化処理を行わな
くて済むとともに、球面部３１ａに形成する貫通穴３６
の加工も容易になってコスト低減を図ることができる。Here, in the above-described first embodiment, the torque is transmitted only by the torque transmitting ball 5 held in the spherical concave portion 6, so that the torque on the first shaft portion 1 side is The surface pressure on the transmission surface is increased, so that the entire surface of the torque transmitting ball 5 and the spherical concave portion 6 require a complicated surface hardening treatment for increasing the strength, respectively, and the spherical spherical portion 1a is processed with the complicated spherical concave portion 6. On the other hand, in this embodiment, the shaft-shaped torque transmitting member 3 having the spherical portions 35a formed at both ends thereof and rotatably held in the through holes 36 is provided.
5, the torque is transmitted, so that the surface pressure on the torque transmitting surface on the first shaft portion 31 side is reduced, and it is not necessary to perform troublesome surface hardening treatment on the torque transmitting member 35 and the through hole 36. And a through hole 36 formed in the spherical portion 31a.
Can be easily processed, and the cost can be reduced.
【００２０】また、第１の実施の形態では二個のトルク
伝達球５が必要になるのに対し、この実施の形態では一
個のトルク伝達部材３５で足りるため、部品点数を更に
削減することができる。In the first embodiment, two torque transmission balls 5 are required, whereas in this embodiment, one torque transmission member 35 is sufficient, so that the number of parts can be further reduced. it can.
【００２１】なお、上記実施の形態では、トルク伝達部
材３５の球面部３５ａを円弧状ボール溝３４に直接接触
させた場合を例に採ったが、これに代えて、例えば、図
６に示すように、球面部３５ａと円弧状ボール溝３４と
の間に複数の小径ボール４０を介在させて、球面部３５
ａと円弧状ボール溝３４との摩擦係数を低減するように
してもよい。In the above-described embodiment, the case where the spherical portion 35a of the torque transmitting member 35 is brought into direct contact with the arc-shaped ball groove 34 is taken as an example. Alternatively, for example, as shown in FIG. A plurality of small-diameter balls 40 are interposed between the spherical portion 35a and the arc-shaped ball groove 34 so that the spherical portion 35
The coefficient of friction between a and the arc-shaped ball groove 34 may be reduced.
【００２２】[0022]
【発明の効果】上記の説明から明らかなように、請求項
１又は２の発明では、第１の部材の端部と第２の部材の
ヨークとの間にトルク伝達部材を介在させるだけで自在
継手を構成することができるので、従来必要であったケ
ージを不要にすることができ、この結果、部品点数が削
減されて設備コスト及びメンテナンスコストの低減を図
ることができ、しかも、ケージのスペース分だけ小型化
できるため、軸径を小さくすることが可能になって狭い
スペースにも設置することができるという効果が得られ
る。As is apparent from the above description, according to the first or second aspect of the invention, the torque transmission member can be freely interposed only between the end of the first member and the yoke of the second member. Since the joint can be configured, the cage which was conventionally required can be eliminated, and as a result, the number of parts can be reduced, and the equipment cost and the maintenance cost can be reduced. Since the size can be reduced by that much, the effect that the shaft diameter can be reduced and the device can be installed in a narrow space can be obtained.
【００２３】請求項３の発明では、請求項１又は２に加
えて、第１の部材側のトルク伝達面での面圧が低くなっ
てトルク伝達部材及び該トルク伝達部材を保持する貫通
穴に面倒な表面硬化処理を行わなくて済むとともに、貫
通穴の加工も容易になってコスト低減を図ることがで
き、更には、一個のトルク伝達部材で足りるため、部品
点数を更に削減することができるという効果が得られ
る。According to a third aspect of the present invention, in addition to the first or second aspect, the surface pressure on the torque transmitting surface on the first member side is reduced, so that the torque transmitting member and the through hole for holding the torque transmitting member are provided. It is not necessary to perform a complicated surface hardening treatment, and it is also easy to process the through-hole, so that the cost can be reduced. Further, since one torque transmission member is sufficient, the number of parts can be further reduced. The effect is obtained.
【図１】本発明の第１の実施の形態である自在継手を説
明するための一部を切り欠いた図である。FIG. 1 is a partially cutaway view for explaining a universal joint according to a first embodiment of the present invention.
【図２】図１のＩＩ−ＩＩ線断面図である。FIG. 2 is a sectional view taken along line II-II of FIG.
【図３】該自在継手の動作を説明するための一部を切り
欠いた図である。FIG. 3 is a partially cutaway view for explaining the operation of the universal joint.
【図４】本発明の第２の実施の形態である自在継手を説
明するための一部を切り欠いた図である。FIG. 4 is a partially cutaway view for explaining a universal joint according to a second embodiment of the present invention.
【図５】図４のＶ−Ｖ線断面図である。FIG. 5 is a sectional view taken along line VV of FIG. 4;
【図６】円弧状ボール溝の変形例を説明するための説明
的断面図である。FIG. 6 is an explanatory cross-sectional view for explaining a modification of the arc-shaped ball groove.
１，３１…第１の軸部（第１の部材） ２，３２…第２の軸部（第２の部材） ３，３３…ヨーク ４，３４…円弧状ボール溝（円弧状溝） ５…トルク伝達球（トルク伝達部材） ６…球面凹部 ３５…トルク伝達部材 ３５ａ…球面部 ３６…貫通穴 Ｐ…一対の円弧状ボール溝を結ぶ線 1, 31: first shaft portion (first member) 2, 32: second shaft portion (second member) 3, 33: yoke 4, 34: arc-shaped ball groove (arc-shaped groove) Torque transmitting ball (torque transmitting member) 6: spherical concave portion 35: torque transmitting member 35a: spherical portion 36: through hole P: line connecting a pair of arc-shaped ball grooves
Claims (3)
部が挿入されるヨークを先端部に有する第２の部材と、
前記ヨークの前記第１の部材に対向する面及び該第１の
部材の前記ヨークに対向する面のうちのいずれか一方の
面の周方向に互いに１８０°離間する位置にそれぞれ軸
方向に向かって円弧状に形成された一対の円弧状溝と、
該円弧状溝と他方の面との間に配置されたトルク伝達部
材とを備え、 該トルク伝達部材は、前記円弧状溝を向く部分が球面状
に形成されて該円弧状溝に移動自在に挿入され、前記他
方の面を向く部分が該他方の面に前記一対の円弧状溝を
結ぶ線を中心として相対回転可能に保持されていること
を特徴とする自在継手。1. A first member having an axial shape, a second member having a yoke at a tip end into which an end of the first member is inserted, and
The surface of the yoke facing the first member and the one of the surfaces of the first member facing the yoke are axially separated from each other by 180 ° in a circumferential direction. A pair of arc-shaped grooves formed in an arc shape,
A torque transmission member disposed between the arc-shaped groove and the other surface, wherein the torque transmission member has a portion facing the arc-shaped groove formed in a spherical shape and is movably movable in the arc-shaped groove. A universal joint, wherein a part that is inserted and faces the other surface is held on the other surface so as to be relatively rotatable about a line connecting the pair of arc-shaped grooves.
の前記他方の面を向く部分を該他方の面に形成された球
面凹部によって相対回転可能に保持したことを特徴をす
る請求項１記載の自在継手。2. The method according to claim 1, wherein the torque transmitting member is formed of a sphere, and a portion of the sphere facing the other surface is relatively rotatably held by a spherical recess formed on the other surface. The universal joint according to 1.
部材に対向する面とした場合に、周方向に互いに１８０
°離間した位置で前記円弧状溝と前記他方の面との間に
配置された前記トルク伝達部材の前記他方の面を向く部
分同志を軸状に連結して、該軸状部分を前記第１の部材
の端部に形成した貫通穴によって相対回転可能に保持し
たことを特徴とする請求項１記載の自在継手。3. When the one surface is a surface of the yoke opposed to the first member, the first surface and the second member are circumferentially separated from each other by 180 degrees.
°, a portion of the torque transmitting member disposed between the arc-shaped groove and the other surface, which is disposed between the arc-shaped groove and the other surface, is axially connected to each other, and the shaft-shaped portion is connected to the first surface. 2. The universal joint according to claim 1, wherein said universal joint is held rotatably by a through hole formed at an end of said member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7992598A JPH11280779A (en) | 1998-03-26 | 1998-03-26 | Universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7992598A JPH11280779A (en) | 1998-03-26 | 1998-03-26 | Universal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11280779A true JPH11280779A (en) | 1999-10-15 |
Family
ID=13703896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7992598A Pending JPH11280779A (en) | 1998-03-26 | 1998-03-26 | Universal joint |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11280779A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007077695A1 (en) * | 2005-12-28 | 2007-07-12 | Asa Electronics Industry Co., Ltd. | Joint |
| CN103410879A (en) * | 2013-09-02 | 2013-11-27 | 济钢集团有限公司 | Coupler for rolling mill |
| RU2504446C1 (en) * | 2013-01-09 | 2014-01-20 | Открытое акционерное общество "Электростальский завод тяжелого машиностроения" | Ball hinge |
| KR101490061B1 (en) * | 2013-12-07 | 2015-02-04 | 진국 이 | pinless type ball bearing joint |
| CN109931337A (en) * | 2017-12-15 | 2019-06-25 | 天津海鸥表业集团有限公司 | Sliding type universal shaft of hairspring rolling mill |
-
1998
- 1998-03-26 JP JP7992598A patent/JPH11280779A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007077695A1 (en) * | 2005-12-28 | 2007-07-12 | Asa Electronics Industry Co., Ltd. | Joint |
| JPWO2007077695A1 (en) * | 2005-12-28 | 2009-06-11 | アサ電子工業株式会社 | Joint |
| KR100972481B1 (en) * | 2005-12-28 | 2010-07-26 | 아사 덴시 고교 가부시키가이샤 | Joint |
| JP2011190935A (en) * | 2005-12-28 | 2011-09-29 | Asa Denshi Kogyo Kk | Joint |
| US8100773B2 (en) | 2005-12-28 | 2012-01-24 | Asa Electronics Industry Co., Ltd | Joint |
| CN102808865A (en) * | 2005-12-28 | 2012-12-05 | 麻电子工业株式会社 | Joint |
| RU2504446C1 (en) * | 2013-01-09 | 2014-01-20 | Открытое акционерное общество "Электростальский завод тяжелого машиностроения" | Ball hinge |
| CN103410879A (en) * | 2013-09-02 | 2013-11-27 | 济钢集团有限公司 | Coupler for rolling mill |
| KR101490061B1 (en) * | 2013-12-07 | 2015-02-04 | 진국 이 | pinless type ball bearing joint |
| CN109931337A (en) * | 2017-12-15 | 2019-06-25 | 天津海鸥表业集团有限公司 | Sliding type universal shaft of hairspring rolling mill |
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