JPS62138523U

JPS62138523U -

Info

Publication number: JPS62138523U
Application number: JP2470186U
Authority: JP
Priority date: 1986-02-21
Filing date: 1986-02-21
Publication date: 1987-09-01

Description

[Brief explanation of the drawing]

第１図は本考案に係るスローアウエイカツタの
インサートチツプ取り付け構造を示す要部断面図
、第２図はこのスローアウエイカツタを周側面側
から見てインサートチツプ取り付け構造を示す側
面図、第３図は本実施例におけるシート部材の溝
状スリツトの構成を示す模式図、第４図はスロー
アウエイカツタをその端面側から見た図、第５図
および第６図はそれぞれ従来技術によるスローア
ウエイカツタのインサートチツプ取り付け構造を
示す側面図である。１…インサートチツプ、３…カツタ本体、５…
切刃部としての正面切刃、６…カツタ本体の先端
面、７…チツプ締結手段としてのねじ部材、１０
…インサートチツプの背面、１１…シート部材の
一方端面、１２…シート部材の他方端面、１３…
チツプ取り付け基準面、１４…シート部材、１５
…溝状スリツト、１６…楔様締結手段としての皿
頭ねじ、１８…シート部材の上面、１９…貫通孔
、２０…シート部材の底面。 Fig. 1 is a sectional view of a main part showing the insert tip mounting structure of the throw-away cutter according to the present invention, Fig. 2 is a side view showing the insert tip mounting structure of the throw-away cutter viewed from the circumferential side, and Fig. 3 4 is a schematic diagram showing the structure of the groove-like slit of the sheet member in this embodiment, FIG. 4 is a view of the throw-away cutter seen from the end surface side, and FIGS. 5 and 6 are respectively diagrams of the throw-away cutter according to the prior art. FIG. 3 is a side view showing the insert chip mounting structure. 1...insert tip, 3...cutter body, 5...
A front cutting edge as a cutting edge portion, 6... the tip surface of the cutter body, 7... a screw member as a tip fastening means, 10
...Back surface of insert chip, 11... One end surface of sheet member, 12... Other end surface of sheet member, 13...
Chip attachment reference surface, 14... Sheet member, 15
...Groove-shaped slit, 16...Countersunk head screw as wedge-like fastening means, 18...Top surface of sheet member, 19...Through hole, 20...Bottom surface of sheet member.

Claims

[Scope of utility model registration request]

In order to cause the cutting edge 5 of the insert tip 1 attached to the main body 3 of the throw-away cutter to protrude in a prescribed posture from the distal end surface 6 of the cutter main body 3 by a fastening means 7 such as a screw member, one end surface 11 is attached to the tip 1. A sheet member 14 is provided on the back surface 10 of the insert tip 1 and the cutter body 3 with the other end surface 12 in contact with the tip attachment reference surface 13 on the cutter body 3 side. The back surface 10 of the tip 1 and the tip attachment reference surface 13 on the cutter body 3 side
A groove-shaped slit 15 is formed parallel to the groove-shaped slit, and a through-hole 19 penetrating from the top surface 18 of the sheet member 14 to the bottom surface 20 is formed approximately in the center of the groove-shaped slit 15. slit 15
A throw-away characterized in that the sheet member 14 is screwed onto the cutter main body 3 by a wedge-like fastening means 16 such as a countersunk screw that wedges inside and variably adjusts the slit width and the width of the sheet member 14. Katsuta's insert chip mounting structure.