JPH0326821U

JPH0326821U -

Info

Publication number: JPH0326821U
Application number: JP8787989U
Authority: JP
Priority date: 1989-07-26
Filing date: 1989-07-26
Publication date: 1991-03-19

Description

[Brief explanation of drawings]

第１図は本考案に係るボールジヨイントの受け
構造を適用したアキシヤルプランジヤ型ポンプの
縦断面図、第２図はボールジヨイントの断面図、
第３図はボールジヨイントの分解斜視図、第４図
及び第５図は従来構造を示す図である。尚、図面中、８は斜板、１０はプランジヤ、１
１はボールジヨイント、１２はロツド、１３はボ
ール部、１４は受け部材、１５は第１の受け部材
としてのシユーアツパー、１６は第２の受け部材
としてのシユーロアー、１７は筒部、１９は凹状
受面である。 Fig. 1 is a longitudinal sectional view of an axial plunger type pump to which the ball joint receiving structure of the present invention is applied, and Fig. 2 is a sectional view of the ball joint.
FIG. 3 is an exploded perspective view of the ball joint, and FIGS. 4 and 5 are views showing the conventional structure. In addition, in the drawing, 8 is a swash plate, 10 is a plunger, 1
1 is a ball joint, 12 is a rod, 13 is a ball portion, 14 is a receiving member, 15 is a shoe upper as a first receiving member, 16 is a shoe lower as a second receiving member, 17 is a cylindrical portion, and 19 is a concave shape. It's on the receiving end.

Claims

[Claims for Utility Model Registration] (1) In a ball joint in which a ball portion provided at the tip of a rod is rotatably held by a receiving member, the receiving member is connected to a first receiving member and a second receiving member. The first receiving member has a cylindrical portion into which the ball portion is inserted, the second receiving member has a protrusion that is press-fitted or screwed into the cylindrical portion, and further has a protrusion at the mouth of the cylindrical portion. is a ball joint receiving structure characterized by forming a concave receiving surface with a smaller diameter than the maximum diameter of the ball portion. (2) The ball according to claim 1, wherein the receiving member is slidably held on a swash plate of an axial plunger type pump, and the rod is attached to a plunger of the axial plunger type pump. Joint receiving structure.