JPS6215401U

JPS6215401U -

Info

Publication number: JPS6215401U
Application number: JP10590285U
Authority: JP
Priority date: 1985-07-11
Filing date: 1985-07-11
Publication date: 1987-01-29

Description

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

第１図は本考案にかかるドリルホルダの一例を
示す断面図、第２図は第１図の―線に沿う断
面図、第３図は本考案における回り止め部材とド
リルシヤンク部の詳細を示す斜視図、第４図は回
り止め部材とドリルシヤンク部との抜け止め係合
状態を示す第３図の―線に相当する部分の断
面図である。１……ホルダ本体、２……ねじ穴、３……テー
パ穴、４……コレツト、６……締付ナツト、８…
…突き出し長さ調整ねじ、９……回り止め部材、
１３，１５……回り止め係合部、１４……ドリル
、１４ａ……ドリルシヤンク部、１６ａ，１６ｂ
，１７ａ，１７ｂ……抜け止め用係止部、１８…
…スピンドル。 Fig. 1 is a sectional view showing an example of a drill holder according to the present invention, Fig. 2 is a sectional view taken along the line - in Fig. 1, and Fig. 3 is a perspective view showing details of the detent member and drill shank in the present invention. FIG. 4 is a sectional view of a portion corresponding to the line ``--'' in FIG. 3, showing the state of engagement between the rotation preventing member and the drill shank portion. 1...Holder body, 2...Screw hole, 3...Tapered hole, 4...Collection, 6...Tightening nut, 8...
...Protrusion length adjustment screw, 9... Rotation prevention member,
13, 15... Detent engagement part, 14... Drill, 14a... Drill shank part, 16a, 16b
, 17a, 17b...Locking portion for preventing removal, 18...
…spindle.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

スピンドルに装着されるホルダ本体と、このホ
ルダ本体の一端側に取り付けられ上記ホルダ本体
内に挿入されたドリルを把持するコレツトチヤツ
クと、上記ホルダ本体内にその軸線に沿つて形成
したねじ穴に螺合されたドリル突き出し長さ調整
ねじと、この調整ねじに連結され上記ドリルの挿
入端部と係合する回り止め部材と、上記ドリルの
挿入端部及び上記回り止め部材にそれぞれ形成さ
れ回軸方向への操作で互いに係脱される抜け止め
用の係止部とから構成したことを特徴とするドリ
ルホルダ。 A holder body attached to the spindle, a collet chuck attached to one end of the holder body for gripping a drill inserted into the holder body, and screwed into a screw hole formed in the holder body along its axis. a drill protrusion length adjusting screw, a rotation stopper connected to the adjustment screw and engaging with the insertion end of the drill, and a rotation stopper formed on the insertion end of the drill and the rotation stopper, respectively, in the rotation axis direction 1. A drill holder comprising: a locking portion for preventing the drill from coming off;