JPH01106145U

JPH01106145U -

Info

Publication number: JPH01106145U
Application number: JP67888U
Authority: JP
Priority date: 1988-01-07
Filing date: 1988-01-07
Publication date: 1989-07-17

Description

[Brief explanation of the drawing]

第１図は本考案に係るフローテイングテーブル
のロツク装置の一実施例を示す平面図、第２図は
第１図のＡ―Ａ線断面図、第３図及び第４図は従
来のフローテイングテーブルのロツク装置を示す
正面図である。２２……基板、２３……第１のレール、２５…
…第１のテーブル、２６……第２のレール、２８
……第２のテーブル、２９……支軸、３０……第
３のテーブル、３４……第３のレール、３５，３
６……ブロツク、３５ａ，３６ａ……Ｕ字溝、３
９，４０……長孔状案内溝、４１……シリンダ、
４１ａ……ロツド、４１ｂ……本体、４２，４３
……回転ローラ。 Fig. 1 is a plan view showing an embodiment of a locking device for a floating table according to the present invention, Fig. 2 is a sectional view taken along the line A--A in Fig. 1, and Figs. 3 and 4 are views of a conventional floating table. FIG. 3 is a front view showing the locking device of the table. 22... Board, 23... First rail, 25...
...First table, 26...Second rail, 28
...Second table, 29...Spindle, 30...Third table, 34...Third rail, 35,3
6...Block, 35a, 36a...U-shaped groove, 3
9, 40...Elongated guide groove, 41...Cylinder,
41a... Rod, 41b... Main body, 42, 43
...Rotating roller.

Claims

[Scope of utility model registration request]

a first table mounted on a substrate so as to be linearly movable via a first rail; and a second rail provided on the first table in a direction perpendicular to the first rail. fixing the position of a floating table consisting of a second table that is mounted so as to be linearly movable via the second table; and a third table that is rotatably mounted on the second table via a spindle; In a locking device for a floating table, a third rail provided on the board parallel to the second rail is provided with a U at a symmetrical position.
A pair of blocks each having grooves facing each other is slidably mounted thereon, a cylinder main body and a rod are respectively connected to the pair of blocks, and a pair of rotating blocks are attached to the lower surface of the third table. A roller is provided so as to be able to engage with the U-shaped groove of the block, and the pair of blocks is brought into contact with both ends of a guide groove formed in the substrate by the operation of the cylinder, and the pair of rotating rollers A locking device for a floating table, characterized in that the third table is positioned and locked by engaging with the U-shaped groove of the block.