JPH03103134U

JPH03103134U -

Info

Publication number: JPH03103134U
Application number: JP1355090U
Authority: JP
Priority date: 1990-02-13
Filing date: 1990-02-13
Publication date: 1991-10-25

Description

[Brief explanation of drawings]

第１図及び第２図は本考案の第１実施例を表わ
す図面であつて、第１図は本考案に係る治具の縦
断面図、第２図は第１図の作用状態を示す正面図
、第３図は第２実施例の縦断面図、第４図は第３
実施例の部分縦断面図、第５図は第４実施例の部
分縦断面図である。第６図及び第７図は第５の実
施例を表す図面であつて、第６図は治具の一部切
欠き平面図、第７図は同側断面図である。又、第
８図及び第９図は従来例を表わす図面であつて、
第８図は治具の縦断面図、第９図はその作用状態
を示す正面図である。Ａ……治具、Ｂ……締付け部、Ｗ……ワーク、
１……シリンダーケース、２……シリンダー室、
３……クランプピン、３′……係合部、４……油
溜り部、５……通路、５′……給油孔、６……大
径部、７……ソケツトボルト、８……蓋板、９…
…挿通孔、１０……ストツパー、１１……クラン
プヘツド、１１′……頭部、１２……雄螺子部、
１３……雌螺子部、１４……キー溝、１５……キ
ー。 1 and 2 are drawings showing a first embodiment of the present invention, in which FIG. 1 is a longitudinal sectional view of the jig according to the present invention, and FIG. 2 is a front view showing the operating state of FIG. 1. Figure 3 is a vertical cross-sectional view of the second embodiment, and Figure 4 is a vertical cross-sectional view of the third embodiment.
FIG. 5 is a partial longitudinal sectional view of the fourth embodiment. 6 and 7 are drawings showing the fifth embodiment, in which FIG. 6 is a partially cutaway plan view of the jig, and FIG. 7 is a sectional view of the same side. Further, FIGS. 8 and 9 are drawings showing conventional examples, and
FIG. 8 is a longitudinal sectional view of the jig, and FIG. 9 is a front view showing its operating state. A... Jig, B... Tightening part, W... Workpiece,
1... Cylinder case, 2... Cylinder chamber,
3... Clamp pin, 3'... Engaging part, 4... Oil reservoir, 5... Passage, 5'... Oil supply hole, 6... Large diameter part, 7... Socket bolt, 8... Cover plate ,9...
...Insertion hole, 10...Stopper, 11...Clamp head, 11'...Head, 12...Male thread part,
13...Female screw portion, 14...Keyway, 15...Key.

Claims

[Scope of Claim for Utility Model Registration] (1) A plurality of cylinder chambers are formed in the cylinder case, and a clamp pin is inserted into each cylinder chamber so that it can move forward and backward, and an oil reservoir is provided at the back of the cylinder chamber to fill it with oil. A clamp head is formed of various shapes and materials, and the clamp head is removably attached to the tip of the clamp pin. Tightening jig. (2) A plurality of cylinder chambers are formed in the cylinder case, a clamp pin is inserted into each cylinder chamber so that it can move forward and backward, and an oil reservoir is provided at the back of each cylinder chamber, and each oil reservoir is connected to the cylinder chamber through a passage. A jig for tightening odd-shaped workpieces, etc., in which the oil reservoirs and passages are selectively filled with oils of different viscosities.