JPS5843842U - Helical gear mold - Google Patents

Helical gear mold

Info

Publication number
JPS5843842U
JPS5843842U JP13847081U JP13847081U JPS5843842U JP S5843842 U JPS5843842 U JP S5843842U JP 13847081 U JP13847081 U JP 13847081U JP 13847081 U JP13847081 U JP 13847081U JP S5843842 U JPS5843842 U JP S5843842U
Authority
JP
Japan
Prior art keywords
helical gear
mold
helix angle
die
gear mold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP13847081U
Other languages
Japanese (ja)
Inventor
有田　正司
島村　三郎
池　政秀
Original Assignee
日産自動車株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP13847081U priority Critical patent/JPS5843842U/en
Publication of JPS5843842U publication Critical patent/JPS5843842U/en
Pending legal-status Critical Current

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  • Forging (AREA)

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) [Abstract] 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 the drawing]

第１図は従来のはすば歯車成形金形の正面断面図、第２
図はこの考案に係るはすば歯車成形金型の一実施徊の正
面断面図である。 １フ・・・ポンチ、１８・・・上型、２２・・・下型、
２３・・・はすば縞車成形型、２５・・・第１ダイス、
３２・・・第２ダイス、２７．３３・・・歯形。Figure 1 is a front sectional view of a conventional helical gear mold, Figure 2
The figure is a front sectional view of one implementation of the helical gear molding die according to this invention. 1 foot...punch, 18...upper die, 22...lower die,
23... Helical striped wheel mold, 25... First die,
32...Second die, 27.33...Tooth profile.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 歯車成形用の歯形を有するダイスを備えた下型と、前記
ダイスに歯車素材を押し込むポンチを備えた上型と、か
らなるはすば歯車成形金型において、前記ダイスの歯形
を、小さいねじれ角から大きいねじれ角へと順次変化さ
せ、最終的には正規のねじれ角となるようにしたことを
特徴とするはすば歯車成形型。A helical gear forming mold consisting of a lower mold equipped with a die having a tooth profile for gear molding, and an upper mold equipped with a punch for pushing gear material into the die, the tooth profile of the die is set at a small helix angle. A helical gear mold that is characterized by a helical gear mold that gradually changes from a large helix angle to a large helix angle, and finally reaches a regular helix angle.
JP13847081U 1981-09-18 1981-09-18 Helical gear mold Pending JPS5843842U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13847081U JPS5843842U (en) 1981-09-18 1981-09-18 Helical gear mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13847081U JPS5843842U (en) 1981-09-18 1981-09-18 Helical gear mold

Publications (1)

Publication Number Publication Date
JPS5843842U true JPS5843842U (en) 1983-03-24

Family

ID=29931694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13847081U Pending JPS5843842U (en) 1981-09-18 1981-09-18 Helical gear mold

Country Status (1)

Country Link
JP (1) JPS5843842U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61217175A (en) * 1985-03-20 1986-09-26 テラサキ株式会社 Pin member with magnet
JPS63191901U (en) * 1987-05-29 1988-12-09
JP2016097430A (en) * 2014-11-25 2016-05-30 日立オートモティブシステムズ株式会社 Helical gear and helical gear manufacturing method
JP2020069514A (en) * 2018-10-31 2020-05-07 トヨタ自動車株式会社 Method of forming forged gear and forging apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61217175A (en) * 1985-03-20 1986-09-26 テラサキ株式会社 Pin member with magnet
JPS63191901U (en) * 1987-05-29 1988-12-09
JP2016097430A (en) * 2014-11-25 2016-05-30 日立オートモティブシステムズ株式会社 Helical gear and helical gear manufacturing method
JP2020069514A (en) * 2018-10-31 2020-05-07 トヨタ自動車株式会社 Method of forming forged gear and forging apparatus
US11305334B2 (en) 2018-10-31 2022-04-19 Toyota Jidosha Kabushiki Kaisha Method and apparatus for forging gear

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