JPS62174820U

JPS62174820U -

Info

Publication number: JPS62174820U
Application number: JP6353086U
Authority: JP
Priority date: 1986-04-26
Filing date: 1986-04-26
Publication date: 1987-11-06

Description

[Brief explanation of the drawing]

第１図は本考案に係る溝切り加工用フライスの
実施例を示す側断面図、第２図はその第１のフラ
イスの斜視図、第３図はその第２のフライスの斜
視図、第４図は本考案に従う溝切り加工用フライ
スの他の実施例を示す側断面図、第５図は本考案
に従う溝切り加工用フライスのさらに他の実施例
を示す側断面図、第６図は弾圧部材を設けた調整
挾み手段の一実施例を示す斜視図、第７図はカム
部材に構成した調整挾み手段の一実施例を示す部
分破断側面図、第８図は第１と第２のフライスに
溝フライスを適用した場合の対面配置状態を示す
部分断面図である。１……フライス軸、２ａ，２ｂ……カラー、３
……キー、１０……第１のフライス、１１……切
れ刃、１２……嵌装用孔、１３ａ，１３ｂ……ボ
ス部、１４……貫通孔、２０……第２のフライス
、２１……切れ刃、２２……嵌装用孔、２４……
突起、３０ａ，３０ｂ……調整挾み手段、３２…
…カム面、４０……弾圧部材、Ｌ……切れ刃のオ
ーバーラツプの範囲、Ｗ……刃幅。 FIG. 1 is a side sectional view showing an embodiment of a milling cutter for grooving according to the present invention, FIG. 2 is a perspective view of the first milling cutter, FIG. 3 is a perspective view of the second milling cutter, and FIG. The figure is a side sectional view showing another embodiment of the grooving milling cutter according to the present invention, FIG. 5 is a side sectional view showing still another embodiment of the grooving milling cutter according to the present invention, and FIG. FIG. 7 is a partially cutaway side view showing an embodiment of the adjustment clamping means configured on a cam member; FIG. FIG. 3 is a partial cross-sectional view showing a facing arrangement state when a groove milling cutter is applied to the milling cutter of FIG. 1...Milling shaft, 2a, 2b...Color, 3
... Key, 10 ... First milling cutter, 11 ... Cutting edge, 12 ... Fitting hole, 13a, 13b ... Boss portion, 14 ... Through hole, 20 ... Second milling cutter, 21 ... Cutting edge, 22... Fitting hole, 24...
Projections, 30a, 30b...adjustment clamping means, 32...
...Cam surface, 40... Resilient member, L... Cutting edge overlap range, W... Blade width.

Claims

[Scope of claims for utility model registration] (1) The first milling cutter 1 fitted to the milling cutter shaft 1
0 fitted into the same milling shaft 1, the collars 2a, 2
A second milling cutter 20 having the same diameter as that of the first milling cutter 10 is placed on one side of the first milling cutter 10 with cutting edges 11 and 12 of both cutting edges 11 and 12.
The second milling cutter corresponds to an appropriate number of axial through-holes 14 bored at appropriate angular intervals in the first milling cutter 10, with the side portions of the first milling cutter 10 facing each other and overlapping in an alternating manner. A protrusion 24 protruding from the side surface of the protrusion 20 is inserted through the protrusion 20, and the second milling cutter 20 is held between the distal end surface of the protrusion 24 and the side surface opposite thereto. A pair of adjustment clamps 30a, 30b capable of finely adjusting the stepless change in position in the axial direction are attached to the collars 2a, 2b or the boss portions 13a, 13b of the first milling cutter 10. A milling cutter for grooving. (2) Practical use characterized in that the pair of adjustment clamping means 30a, 30b are comprised of nut members screwed onto the outer circumferences of the collars 2a, 2b or the outer circumferences of the boss portions 13a, 13b of the first milling cutter 10. A milling cutter for grooving as set forth in claim (1) of patent registration. (3) One of the pair of adjustment clamping means 30a, 30b is connected to the outer periphery of one of the collars 2a, 2b or the boss portion 1 of the first milling cutter 10.
3a, 13b; A request for registration of a utility model characterized in that an elastic member 40 is provided on the clamping end surface of a nut member, a fixed member, or a rotatable member that is screwed or fixed or rotatably mounted without being able to move in the axial direction. A milling cutter for grooving as described in item (1). (4) One of the pair of adjustment clamping means 30a, 30b is connected to the outer periphery of one of the collars 2a, 2b or the boss portion 1 of the first milling cutter 10.
It consists of a cam member having a cam surface 32 on the pinching end surface side which is rotatably mounted on the outer periphery of one of the collars 2a and 13b without being able to move in the axial direction. the outer periphery or the first
A nut member, a fixed member, or a rotatable member screwed or fixed to the outer periphery of the other of the boss portions 13a, 13b of the milling cutter 10, or fixed or rotatable, is pressed against the clamping end surface side. A milling cutter for grooving according to claim (1) of the registered utility model, characterized in that a member 40 is provided.