JPS6127534U

JPS6127534U - rolling dies

Info

Publication number: JPS6127534U
Application number: JP11091484U
Authority: JP
Inventors: 光生齊藤; 義弘梅林; 猛森田
Original assignee: オ−エスジ−株式会社
Priority date: 1984-07-20
Filing date: 1984-07-20
Publication date: 1986-02-19
Also published as: JPH0137800Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は、本考案の一実施例である転造平ダイスを概念
的に示す簡略正面図であり、第２図は、その転造平ダイ
スめ各部における歯形形状の一平面への投影図である。第３図は、本考案の別の実施例である転造丸グイスを概
念的に示す簡略正面図であり、第４図は、その転造丸グ
イスの各部の歯形形状を示す第２図に相当する図である
。第５図、第６図および第７図は、従来の転造ダイスを用
いた場合の問題点を指摘するための説明図である。１０：転造平ダイス、１２：食付き部、１４：中仕上げ
部、１６：仕上げ部、１８：逃げ部、２０：基準平面（
基準面）、２６，２８．３０：加工歯、４０：転造丸ダ
イス、４８：基準円筒面（基′準面）。Fig. 1 is a simplified front view conceptually showing a rolling flat die which is an embodiment of the present invention, and Fig. 2 is a projection view of the tooth profile of each part of the flat rolling die on one plane. It is. Fig. 3 is a simplified front view conceptually showing a rolled round pin according to another embodiment of the present invention, and Fig. 4 is similar to Fig. 2 showing the tooth profile of each part of the rolled round pin. FIG. FIG. 5, FIG. 6, and FIG. 7 are explanatory diagrams for pointing out problems when using conventional rolling dies. 10: Rolling flat die, 12: Chamfered part, 14: Semi-finished part, 16: Finished part, 18: Relief part, 20: Reference plane (
26, 28. 30: Machining tooth, 40: Rolled round die, 48: Reference cylindrical surface (reference surface).

Claims

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

（１）加工歯の歯先を結ぶ歯先線が基準面から等し
い距離隔てて延びる仕上げ部と、歯光線が該仕上げ部か
ら離れるほど前記基準面に接近する食付き部とを備え、
該食付き部が該仕上げ部に先立って被加工部材に食い付
く形式の転造ダイスにおいて、前記食付き部と仕上げ部との間に、歯先線が該仕上げ部
と略一致し且つ歯丈が該食付き部に近づく程大きくなる
加工歯を有した中仕上げ部を設ける一方、前記食付き部
の加工歯先端形状を該中仕上げ部のものと同等以上に尖
らせたことを特徴とする転造タイス。(1) A finished part in which a tooth tip line connecting the tips of the processed teeth extends at an equal distance from a reference surface, and a chamfered part that approaches the reference surface as the tooth ray moves away from the finished part,
In a rolling die of a type in which the chamfered part bites into the workpiece before the finished part, a tooth tip line substantially coincides with the finished part and has a tooth height between the chamfered part and the finished part. A semi-finished part is provided with machined teeth that become larger as the chamfer approaches the chamfered part, and the tip shape of the machined teeth of the chamfered part is sharpened to be equal to or more sharp than that of the semi-finished part. Rolled tie.

（２）前記食付き部、中仕上げ部、および仕上げ部が、
角柱体状のダイス素材の一側面に順次形成されたもので
ある実用新案登録請求の範囲第１項記載の転造ダイス。(2) The chamfered part, the semi-finished part, and the finished part are
A rolling die according to claim 1, which is formed sequentially on one side of a prismatic die material.

（３）前記食付き部、中仕上げ部、および仕上げ部が、
厚肉円板状のダイス素材の外周面に順次形成されたもの
である実用新案登録請求の範囲第１項に記戴の転造ダイ
ス。(3) The chamfered part, semi-finished part, and finished part are
A rolling die as set forth in claim 1 of the utility model registration claim, which is formed sequentially on the outer peripheral surface of a thick disc-shaped die material.