JPH01129015U

JPH01129015U -

Info

Publication number: JPH01129015U
Application number: JP2614088U
Authority: JP
Priority date: 1988-02-29
Filing date: 1988-02-29
Publication date: 1989-09-04
Anticipated expiration: 2003-02-28
Also published as: JPH0623376Y2

Description

[Brief explanation of the drawing]

第１図は、本考案Ｔスロツトカツターにおける
一実施例を示す一部を切欠した正面図、第２図は
、第１図中の―矢視方向の側面図、第３図は
、第２図の上面図、第４図は、切刃チツプの取付
け状態を拡大した一部側面図、第５図ａ〜ｃは、
切刃チツプを示す図で、ａは、正面図、ｂは、側
面図、ｃは、底面図、第６図は、本考案Ｔスロツ
トカツターの変形例を示す一部を切欠した正面図
、第７図は、側面図、第８図は、第７図の上面図
である。１……工具本体、２……柄部分、３……取付け
溝、３ａ，３ｂ……溝部、４……切刃チツプ、５
……楔片、６……止めねじ、７……凹曲面、８…
…ねじ穴、９……凸曲面、１０……刃先部分、１
１……押圧受面、１２……押圧面、１３……取付
け穴、１４……切屑ポケツト。 FIG. 1 is a partially cutaway front view showing one embodiment of the T-slot cutter of the present invention, FIG. 2 is a side view in the direction of the - arrow in FIG. 1, and FIG. The top view, FIG. 4 is a partially enlarged side view of the installed state of the cutting blade tip, and FIGS. 5 a to c are
6 is a front view showing a modification of the T-slot cutter of the present invention; FIG. 7 is a front view showing a modification of the T-slot cutter of the present invention; The figure is a side view, and FIG. 8 is a top view of FIG. 7. 1... Tool body, 2... Handle portion, 3... Mounting groove, 3a, 3b... Groove portion, 4... Cutting blade tip, 5
... Wedge piece, 6 ... Set screw, 7 ... Concave curved surface, 8 ...
...Screw hole, 9...Convex curved surface, 10...Blade tip, 1
1... Pressure receiving surface, 12... Pressure surface, 13... Mounting hole, 14... Chip pocket.

Claims

[Claims for Utility Model Registration] A handle portion 2 extends in the axial direction in the central portion of the tool body 1 having a disk shape, and a notch is provided in the mounting groove 3 provided in the outer peripheral portion of the tool body 1. Blade tip 4
is attached by a wedge piece 5 and a set screw 6, the mounting groove 3 is composed of two grooves 3a and 3b arranged in series, and one groove receives the cutting tip 4. 3a is provided with a concave curved surface 7 exhibiting a V-shape in the axial cross section on its upright side wall, and the other groove portion 3b that receives the wedge piece 5 is deeper than the groove portion 3a and has a groove on its bottom surface. is provided with a screw hole 8, and the cutting edge tip 4 has a substantially rectangular plate shape, and a convex curved surface 9 that fits the concave curved surface 7 of the groove portion 3 is formed on the bottom side thereof. On the upper surface side, cutting edge portions 10 are rotationally symmetrically formed at both ends in the longitudinal direction, and a press receiving surface 11 for the wedge piece 5 is formed at the intermediate portion thereof, and the wedge piece 5 is formed in the mounting groove 3. The pressure receiving surface 11 is located in the groove 3b on the upper surface of the cutting blade tip 4 side.
The tool body 1 is provided with a pressing surface 12 that presses against the tool body 1, and a mounting hole 13 is bored in the concave outer circumferential surface of the tool body 1.
4, and the setscrew 6 is inserted through the mounting hole 13 of the wedge piece 5 and screwed into the threaded hole 8 of the groove 3b that receives the wedge piece 5. Slot cutter.