JPH03127820U - - Google Patents

Description

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

第１図は本考案の膨張補正軸受の断面図、第２
図は外輪本体の外周面に環体を固設する成形型の
断面図、第３図は第２図のＡ−Ａ断面図、第４図
は別の成形型を示す第３図同様の断面図である。 １……外輪軌道、２……外輪本体、３……内輪
軌道、４……内輪、５……転動体、６……凹溝、
７……環体、８……成形型、９……隙間、１０…
…ゲート。 Figure 1 is a sectional view of the expansion compensation bearing of the present invention, Figure 2 is a sectional view of the expansion compensation bearing of the present invention;
The figure is a cross-sectional view of a mold for fixing the ring body on the outer peripheral surface of the outer ring body, Figure 3 is a cross-sectional view taken along line A-A in Figure 2, and Figure 4 is a cross-section similar to Figure 3 showing another mold. It is a diagram. 1... Outer ring raceway, 2... Outer ring body, 3... Inner ring raceway, 4... Inner ring, 5... Rolling element, 6... Concave groove,
7...Ring body, 8...Mold, 9...Gap, 10...
…Gate.

Claims (1)

【実用新案登録請求の範囲】 (1) 内周面に外輪軌道を、外周面に凹溝を、そ
れぞれ全周に亙つて形成した外輪本体と、上記凹
溝の内側に合成樹脂の射出成形によつて設けられ
、その外周部分を上記凹溝から突出させた環体と
から成る外輪を有する膨張補正軸受に於いて、上
記環体が、上記凹溝内の油分を十分に脱脂した状
態で射出成形されている事を特徴とする膨張補正
軸受。 (2) 環体が、合成樹脂を奇数個のゲートから射
出する事で形成されている、請求項１に記載の膨
張補正軸受。[Scope of Claim for Utility Model Registration] (1) An outer ring body with an outer ring raceway formed on the inner circumferential surface and a groove formed on the outer circumferential surface over the entire circumference, and a synthetic resin injection molded inside of the groove. Accordingly, in an expansion compensation bearing having an outer ring consisting of an annular body whose outer peripheral portion protrudes from the concave groove, the annular body is injected with the oil content in the concave groove sufficiently degreased. An expansion compensation bearing characterized by being molded. (2) The expansion compensation bearing according to claim 1, wherein the ring body is formed by injecting synthetic resin from an odd number of gates.