JPH042510U

JPH042510U -

Info

Publication number: JPH042510U
Application number: JP4202690U
Authority: JP
Priority date: 1990-04-18
Filing date: 1990-04-18
Publication date: 1992-01-10

Description

[Brief explanation of the drawing]

第１図は本考案の治具の一部縦断面図、第２図
は第１図の−矢視断面図、第３図は本治具の
先端部斜視略図、第４図〜第７図は本治具の使用
方法を順に説明する説明図である。１……先端ストツパ面、２……後端ストツパ面
、３……治具本体、４……ドリル本体、５……締
結金具、６……調整体、７……位置決め面、８…
…測定シヤフト、９……基準面、１０……穿孔角
保持座、１１……スプリング、１２……ドリル刃
、１３……ボルト、１４……ネジ部、１５……コ
ンクリート壁、１６……目盛、１７……キヤツプ
、１８……バネ座、１９……ドリルチヤツク、２
０……セツトボルト。 Fig. 1 is a partial vertical sectional view of the jig of the present invention, Fig. 2 is a sectional view taken along the - arrow in Fig. 1, Fig. 3 is a schematic perspective view of the tip of the jig, and Figs. 4 to 7. These are explanatory diagrams sequentially explaining how to use the present jig. DESCRIPTION OF SYMBOLS 1... Tip stopper surface, 2... Rear end stopper surface, 3... Jig body, 4... Drill body, 5... Fastening fitting, 6... Adjustment body, 7... Positioning surface, 8...
... Measuring shaft, 9 ... Reference surface, 10 ... Drilling angle holding seat, 11 ... Spring, 12 ... Drill blade, 13 ... Bolt, 14 ... Thread part, 15 ... Concrete wall, 16 ... Scale , 17...Cap, 18...Spring seat, 19...Drill chuck, 2
0... Set bolt.

Claims

[Scope of utility model registration request]

A jig main body 3 is formed in a cylindrical shape, with a front end stopper surface 1 provided at one end and a rear end stopper surface 2 provided at the other end, and the jig main body 3 is movable in the axial direction, and the jig main body 3 is movable in the axial direction. A fastening fitting 5 that fastens the outer periphery of the jig main body 3 so as to be held in position and is attached to the outer periphery of the drill main body 4, and the jig main body 3
The adjustment body 6 for setting the depth is attached to the rear end portion so as to be movable in the axial direction, and the adjustment body 6 comes into contact with the stopper surface 2 at the rear end of the jig main body 3 so as to be able to come into contact with and separate from it. In addition, a positioning surface 7 protruding from the tip
a depth measuring shaft 8 which contacts the tip stopper surface 1 of the jig main body 3 so as to be able to move toward and away from the tip, and a drilling angle holding member having a reference surface 9 attached to the tip of the shaft 8 and perpendicular to the axis of the shaft 8. 10 and
A depth setting jig for a hand-held drill, comprising a spring 11 having one end supported by the shaft 8 and the other end supported by the jig main body 3 to bias the tip of the shaft 8 in a projecting direction.