JPH0247798Y2

JPH0247798Y2 -

Info

Publication number: JPH0247798Y2
Application number: JP945186U
Authority: JP
Priority date: 1986-01-25
Filing date: 1986-01-25
Publication date: 1990-12-14
Also published as: JPS62121462U

Description

【考案の詳細な説明】〔産業上の利用分野〕この考案は、例えば、軸体を回動させることに
より軸受部材を往復動させる往復動軸受装置に関
する。[Detailed Description of the Invention] [Industrial Application Field] This invention relates to a reciprocating bearing device that reciprocates a bearing member by rotating a shaft, for example.

〔従来技術〕[Prior art]

従来におけるこの種の軸受装置は、第３図に示
すように、軸受部材１１の貫通孔１３に軸体１５
を貫通させ、軸受部材１１に複数のコロ２１が回
転可能の状態で軸体１５に接するように支持さ
れ、更に、コロ２１の軸心が軸体１５の軸心に対
して傾斜するように配置されており、軸体１５を回動させることによりコロ２１の回
転を介して軸受部材１１を往復動させたり、又、
軸受部材１１を往復動させることによりコロ２１
の回転を介して軸体１５を回動させていた。 In a conventional bearing device of this type, a shaft body 15 is inserted into a through hole 13 of a bearing member 11, as shown in FIG.
is passed through the bearing member 11, and a plurality of rollers 21 are rotatably supported by the bearing member 11 so as to be in contact with the shaft body 15, and further arranged so that the axis of the rollers 21 is inclined with respect to the axis of the shaft body 15. By rotating the shaft body 15, the bearing member 11 can be reciprocated through the rotation of the rollers 21, and
By reciprocating the bearing member 11, the rollers 21
The shaft body 15 was rotated through the rotation of.

このため、この種の装置にあつては、軸体１５
を軸受部材１１の貫通孔１３に設置するにあたつ
て、軸体１５とコロ２１とを滑らかに接触させる
ことが必要不可欠であた。 Therefore, in this type of device, the shaft body 15
When installing the bearing member 15 in the through hole 13 of the bearing member 11, it is essential that the shaft body 15 and the rollers 21 be brought into smooth contact.

よつて、従来の装置にあつては、第３図に示す
ように軸受部材１１を貫通孔１３を横切るように
切断して、軸受構成部材１１ａ，１１ｂを一対設
け、片方の軸受構成部材１１ａに調整ボルト１７
を圧縮ばね１を介して貫通していると共にこの調
整ボルト１７の先端部を他方の軸受構成部材１１
ｂに螺合させ、この調節ネジ１７を螺動させるこ
とによりこれらの構成部材１１ａ，１１ｂの間隔
を調節して、軸体１５の側面とコロ２１とを滑ら
かに接触させていた。 Therefore, in the conventional device, as shown in FIG. 3, the bearing member 11 is cut across the through hole 13 to provide a pair of bearing constituent members 11a and 11b, and one of the bearing constituent members 11a is Adjustment bolt 17
through the compression spring 1, and the tip of this adjustment bolt 17 is connected to the other bearing component 11.
b, and by screwing the adjusting screw 17, the distance between these constituent members 11a, 11b is adjusted, and the side surface of the shaft body 15 and the roller 21 are brought into smooth contact.

〔従来技術の問題点〕[Problems with conventional technology]

しかしながら、かかる従来の装置にあつては、
調整ボルト１７と軸受構成部材１１ａとの間に介
在する弾性材として圧縮ばね１を使用していたた
め、これらの構成部材１１ａ，１１ｂの間隔を調
節して、軸体１５の表面とコロ２１とを滑らかに
接触させにくく、この結果、軸体１５の滑らかな
回動が得にくいという不都合を有した。又、圧縮
ばねを使用すると広い設置空間が必要となり、調
整ねじの頭部が突出したりして、コンパクトな装
置を得にくいものであつた。 However, in such conventional devices,
Since the compression spring 1 was used as the elastic material interposed between the adjustment bolt 17 and the bearing component 11a, the distance between these components 11a and 11b was adjusted to make the surface of the shaft body 15 and the rollers 21 This has the disadvantage that it is difficult to make smooth contact, and as a result, it is difficult to obtain smooth rotation of the shaft body 15. Further, when a compression spring is used, a large installation space is required, and the head of the adjustment screw protrudes, making it difficult to obtain a compact device.

〔前記問題点を解消するための手段〕[Means for solving the above problems]

この考案は前記不都合を解消するためになされ
たものであり、その構成は、貫通孔を有する軸受部材と、この貫通孔に進退
且つ回動可能に嵌挿する軸体とを備え、前記軸受部材の貫通孔の口端部には複数のコロ
が回転可能であると共に前記軸体に接触した状態
で設置されている共に、前記コロの軸心が前記軸
体の軸心に対し傾斜しており、更に、前記軸受部材が、当該軸受部材を前記貫
通孔を横切る状態で切断した一対の軸受構成部材
から構成され、且つ、これらの軸受構成部材の片方に調整ボル
トが弾性材を介して貫通されていると共にこの調
整ボルトの先端部が他方の前記軸受構成部材に螺
合している往復動軸受装置において、前記弾性材は発泡合成樹脂材から構成されてい
ることを特徴とする往復動軸受装置である。 This invention was made in order to eliminate the above-mentioned inconvenience, and its configuration includes: a bearing member having a through hole; and a shaft body fitted into the through hole so as to be movable forward and backward and rotatable; A plurality of rollers are rotatably installed at the mouth end of the through hole and in contact with the shaft, and the axes of the rollers are inclined with respect to the axis of the shaft. Further, the bearing member is constituted by a pair of bearing constituent members that are cut across the through hole, and an adjustment bolt is passed through one of these bearing constituent members through an elastic material. A reciprocating bearing device in which the adjusting bolt has a tip end screwed into the other bearing component, wherein the elastic material is made of a foamed synthetic resin material. It is.

〔考案の作用〕[Effect of invention]

この考案に係る往復動軸受装置は上記のように
構成されているため、即ち、前記弾性材が発泡合成樹脂材から構成さ
れているため、軸受構成部材の間隔を調整することにより軸体の
表面とコロとの滑らかな接触を確保しやすく、こ
の結果、軸体の滑らかな回動が得やすいものであ
る。 Since the reciprocating bearing device according to this invention is configured as described above, that is, since the elastic material is made of a foamed synthetic resin material, the surface of the shaft body can be adjusted by adjusting the spacing between the bearing components. It is easy to ensure smooth contact between the shaft and the rollers, and as a result, it is easy to obtain smooth rotation of the shaft.

〔実施例の説明〕[Explanation of Examples]

以下、第１図および第２図に基づいてこの考案
の実施例を説明する。 An embodiment of this invention will be described below based on FIGS. 1 and 2.

図において、１１は軸受部材であり、一対の軸
受構成部材１１ａ，１１ｂから構成されている。
又、１３は貫通孔であり、一対の構成部材１１
ａ，１１ｂに形成された溝部１３ａ，１３ｂが対
向することにより構成されている。この貫通孔１
３には軸体１５が進退且つ回動可能に嵌挿してい
る。 In the figure, 11 is a bearing member, which is composed of a pair of bearing constituent members 11a and 11b.
Further, 13 is a through hole, and a pair of component members 11
It is constructed by opposing groove portions 13a and 13b formed in portions a and 11b. This through hole 1
A shaft body 15 is fitted into 3 so as to be movable forward and backward and rotatable.

１７は調節ボルトであり、片方の軸受構成部材
１１ａに発泡ウレタン材（この考案の発泡合成樹
脂材に相当する）を介して嵌挿され、他方の軸受
構成部材１１ｂに螺合されている。この調節ボル
ト１７は一対の軸受構成部材１１ａ，１１ｂを連
結していると共に螺動させることによりこれらの
軸受構成部材１１ａ，１１ｂの間隔を調整するこ
とができる。 Reference numeral 17 denotes an adjustment bolt, which is fitted into one bearing component 11a via a foamed urethane material (corresponding to the foamed synthetic resin material of this invention), and is screwed into the other bearing component 11b. This adjustment bolt 17 connects the pair of bearing components 11a, 11b, and can adjust the distance between these bearing components 11a, 11b by screwing it.

次に、２１はコロであり、軸受部材１１におけ
る貫通孔１３の口端部に形成されている。このコ
ロ２１は前記軸体１５側面に接触していると共に
その回転軸（軸心）が前記軸体１５の軸心に対し
て斜めの状態に配置されている。そして、軸体１
５を矢印方向に回転させれば、軸受部材１１は右
方向（第１図において）に移動し、反矢印方向に
回転させれば、軸受部材１１は左方向（第１図に
おいて）に移動する。なお、前記コロ２１と前記
軸体１５側面との滑らかに接触させるためには、
前記調整ボルト１７を螺動して軸受構成部材１１
ａ，１１ｂ間の距離を調整すればよい。 Next, reference numeral 21 denotes a roller, which is formed at the mouth end of the through hole 13 in the bearing member 11. This roller 21 is in contact with the side surface of the shaft body 15 and its rotation axis (axis center) is arranged obliquely with respect to the shaft center of the shaft body 15. And shaft body 1
If 5 is rotated in the direction of the arrow, the bearing member 11 will move to the right (in Fig. 1), and if it is rotated in the opposite direction of the arrow, the bearing member 11 will move to the left (in Fig. 1). . In order to bring the rollers 21 into smooth contact with the side surface of the shaft body 15,
By screwing the adjustment bolt 17, the bearing component 11
The distance between a and 11b may be adjusted.

又、３１，３１は位置決めピンであり、軸受構
成部材１１ａ，１１ｂの対向面に嵌挿されてい
る。 Moreover, 31, 31 is a positioning pin, and is inserted in the opposing surface of the bearing component members 11a, 11b.

〔考案の効果〕[Effect of idea]

この考案に係る往復動軸受装置は上記のように
構成されているため、即ち、前記弾性材が発泡合成樹脂材から構成さ
れているため、軸受構成部材の間隔を調整することにより軸体
の表面とコロとの滑らかな接触を確保しやすく、
この結果、軸体の滑らかな回動が得やすいもので
ある。 Since the reciprocating bearing device according to this invention is configured as described above, that is, since the elastic material is made of a foamed synthetic resin material, the surface of the shaft body can be adjusted by adjusting the spacing between the bearing components. It is easy to ensure smooth contact between the roller and the roller.
As a result, it is easy to obtain smooth rotation of the shaft.

その上、弾性材を収容するためのスペースが狭
くてすみ、この結果、調整ねじの頭部が突出する
こともなく、この結果、装置自体がコンパクトに
なる。 Moreover, the space for accommodating the elastic material is small, so that the head of the adjusting screw does not protrude, and as a result, the device itself becomes compact.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図および第２図はこの考案に係る往復動軸
受装置の実施例を示すもので、第１図は側面図、
第２図は第１図における−線断面図であり、
又、第３図は第１図に相当する従来例の図であ
る。１１……軸受部材、１１ａ，１１ｂ……軸受構
成部材、１３……貫通孔、１５……軸体、１７…
…調整ボルト、１９……発泡合成樹脂材（発泡ウ
レタン材）、２１……コロ。 1 and 2 show an embodiment of the reciprocating bearing device according to this invention, and FIG. 1 is a side view;
FIG. 2 is a sectional view taken along the line - in FIG.
Further, FIG. 3 is a diagram of a conventional example corresponding to FIG. 1. DESCRIPTION OF SYMBOLS 11...Bearing member, 11a, 11b...Bearing component, 13...Through hole, 15...Shaft body, 17...
...adjustment bolt, 19...foamed synthetic resin material (foamed urethane material), 21...colo.

Claims

【実用新案登録請求の範囲】貫通孔を有する軸受部材と、この貫通孔に進退
且つ回動可能に嵌挿する軸体とを備え、前記軸受部材の貫通孔の口端部には複数のコロ
が回転可能であると共に前記軸体に接触した状態
で設置されている共に、前記コロの軸心が前記軸
体の軸心に対し傾斜しており、更に、前記軸受部材が、当該軸受部材を前記貫
通孔を横切る状態で切断した一対の軸受構成部材
から構成され、且つ、これらの軸受構成部材の片方に調整ボル
トが弾性材を介して貫通されていると共にこの調
整ボルトの先端部が他方の前記軸受構成部材に螺
合している往復動軸受装置において、前記弾性材は発泡合成樹脂材から構成されてい
ることを特徴とする往復動軸受装置。[Claims for Utility Model Registration] A bearing member having a through hole, and a shaft body fitted into the through hole so as to be movable and rotatable, and a plurality of rollers are provided at the mouth end of the through hole of the bearing member. is rotatable and installed in contact with the shaft, and the axial center of the roller is inclined with respect to the axial center of the shaft, and further, the bearing member It is composed of a pair of bearing component members cut across the through hole, and an adjustment bolt is passed through one of these bearing component members via an elastic material, and the tip of this adjustment bolt is connected to the other one. A reciprocating bearing device screwed onto the bearing component, wherein the elastic material is made of a foamed synthetic resin material.