JPS6225103U

JPS6225103U -

Info

Publication number: JPS6225103U
Application number: JP11598985U
Authority: JP
Priority date: 1985-07-30
Filing date: 1985-07-30
Publication date: 1987-02-16

Description

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

第１図〜第６図は本考案の一実施例に係り、第
１図は、一部破断して示す正面図、第２図は第１
図中のＡ―Ａ矢視図、第３図は大小のかさ歯車及
びスライダの配置を示す斜視図、第４図は第３図
中のＢ方向矢視図、第５図、第６図は各々本考案
の切削直径可変装置を使用して加工する様子を示
す説明図、第７図、第８図、第９図は各々従来技
術に係る加工例を示す説明図である。図面中、１はテーパホルダ、２はスピンドル、
３は主軸、４は切削直径可変装置、５はケーシン
グ、６はチツプ、７はＴ型案内溝、８はスライダ
、９はブレード、１０は大かさ歯車、１１は渦巻
状溝、１２は小かさ歯車、１３は六角穴である。 1 to 6 relate to one embodiment of the present invention, FIG. 1 is a partially cutaway front view, and FIG. 2 is a front view of the first embodiment.
3 is a perspective view showing the arrangement of large and small bevel gears and sliders, FIG. 4 is a view taken in the direction of B in FIG. 3, and FIGS. 5 and 6 are FIG. 7, FIG. 8, and FIG. 9 are explanatory diagrams showing processing examples using the variable cutting diameter device of the present invention, respectively, and examples of processing according to the prior art. In the drawing, 1 is a taper holder, 2 is a spindle,
3 is the main shaft, 4 is a variable cutting diameter device, 5 is a casing, 6 is a tip, 7 is a T-shaped guide groove, 8 is a slider, 9 is a blade, 10 is a large bevel gear, 11 is a spiral groove, 12 is a small diameter The gear 13 is a hexagonal hole.

Claims

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

回転中心に対し切削工具を周方向に移動させる
切削直径可変装置において、前記切削工具は周方
向のみに移動可能に装着されたスライダに各々取
り付けられ、また、前記回転中心と同心に回転自
在に設けられた回転体には、該スライダと噛み合
う渦巻状溝が前記回転中心軸を中心にして形成さ
れ、更に該回転体を回転させて前記スライダ及び
切削工具を周方向へ移動させる手段が設けられる
ことを特徴とする切削直径可変装置。 In a variable cutting diameter device that moves a cutting tool in a circumferential direction with respect to a rotation center, the cutting tools are each attached to a slider that is mounted so as to be movable only in the circumferential direction, and the cutting tools are provided so as to be freely rotatable concentrically with the rotation center. A spiral groove that engages with the slider is formed around the rotation center axis in the rotating body, and further provided with means for rotating the rotating body and moving the slider and the cutting tool in the circumferential direction. A variable cutting diameter device featuring: