JPH0452661U - - Google Patents

Description

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

第１図はこの考案に係るＯリング挿入装置の一
部破断斜視図、第２図はセンターシヤフトの一部
側面図、第３図は平面図、第４図はカム溝の展開
図、第５図は挿入リングの一部断面側面図、第６
図は平面図、第７図は先端部の展開図、第８図は
組立断面図、第９図は作動状態を示す説明図、第
１０図は偏心ボスの他の実施例を示す断面図、第
１１図は偏心ボスとＯリング挿入軸の関係の他の
実施例を示す断面図である。 符号、１……センターシヤフト、２……挿入ス
リーブ、３……偏心ボス、６……Ｏリング、８…
…基準部、９……傾斜部、１５……Ｏリング挿入
軸、１６……嵌合構造。 Fig. 1 is a partially cutaway perspective view of the O-ring insertion device according to this invention, Fig. 2 is a partially side view of the center shaft, Fig. 3 is a plan view, Fig. 4 is a developed view of the cam groove, and Fig. 5 The figure is a partial cross-sectional side view of the insertion ring, No. 6
FIG. 7 is a plan view, FIG. 7 is a developed view of the tip, FIG. 8 is an assembled sectional view, FIG. 9 is an explanatory view showing the operating state, and FIG. 10 is a sectional view showing another embodiment of the eccentric boss. FIG. 11 is a sectional view showing another example of the relationship between the eccentric boss and the O-ring insertion shaft. Code, 1... Center shaft, 2... Insertion sleeve, 3... Eccentric boss, 6... O-ring, 8...
...Reference part, 9... Inclined part, 15... O-ring insertion shaft, 16... Fitting structure.

Claims (1)

【実用新案登録請求の範囲】 シリンダシヤフト等のＯリング挿入軸１５と
同径かそれ以上の径を有して上下方向に向けられ
る回転可能な軸体であつて、上端にＯリング６を
外嵌でき、偏心最外周とこの軸体外周とがほぼ同
一面になるよう偏心される偏心ボス３を前記Ｏリ
ング６の幅とほぼ等しい長さで突出させるととも
に、前記Ｏリング挿入軸１５のこの偏心ボス３上
端への接面によつて前記Ｏリング６の幅とほぼ等
しい距離下降して停止するセンターシヤフト１と
、 前記センターシヤフト１外周に摺動可能に嵌合
され、上端に前記Ｏリング挿入軸１５の接面によ
る前記センターシヤフト１の相対的下降時の前記
偏心ボス３上端とほぼ同一高さに設定される基準
部８と、この基準部８から前記センターシヤフト
１の回転方向後方に向かつて漸低する傾斜部９と
を有し、前記センターシヤフト１の回転により、
このセンターシヤフト１の回転に同期して前記傾
斜部９が順次連続して前記偏心ボス３上端の偏心
最外周と同一高さ以上になるよう上昇させられる
挿入スリーブ２とからなるＯリング挿入装置。 偏心ボス３がその軸心回りに回転可能なもの
である請求項記載のＯリング挿入装置。 偏心ボス３のセンターシヤフト１軸心上上端
とＯリング挿入軸１５の軸心上下端とに相互に嵌
合し合う凹凸の嵌合構造１６を設けてなる請求項
または記載のＯリング挿入装置。[Claims for Utility Model Registration] A rotatable shaft body that has the same diameter or larger diameter as the O-ring insertion shaft 15 of a cylinder shaft, etc., and is oriented in the vertical direction, and has an O-ring 6 attached to the upper end thereof. An eccentric boss 3 that can be fitted and is eccentric so that the outermost periphery of the eccentric and the outer periphery of this shaft body are approximately on the same plane is protruded with a length that is approximately equal to the width of the O-ring 6, and this part of the O-ring insertion shaft 15 is A center shaft 1 that descends and stops by a distance approximately equal to the width of the O-ring 6 by a surface in contact with the upper end of the eccentric boss 3, and a center shaft 1 that is slidably fitted on the outer periphery of the center shaft 1 and has the O-ring attached to the upper end. a reference portion 8 that is set at approximately the same height as the upper end of the eccentric boss 3 when the center shaft 1 is relatively lowered by the contact surface of the insertion shaft 15; The center shaft 1 has an inclined portion 9 that gradually decreases toward the center, and as the center shaft 1 rotates,
An O-ring insertion device comprising an insertion sleeve 2 in which the inclined portion 9 is successively raised in synchronization with the rotation of the center shaft 1 so that it is at least the same height as the outermost circumference of the eccentric at the upper end of the eccentric boss 3. The O-ring insertion device according to claim 1, wherein the eccentric boss 3 is rotatable around its axis. 2. The O-ring insertion device according to claim 1, further comprising a concave-convex fitting structure 16 that fits into the upper end of the center shaft 1 axis of the eccentric boss 3 and the upper and lower ends of the axial center of the O-ring insertion shaft 15.