IT940787B - Procedimento per la fabbricazione di sbozzati di ingranaggi elicoida li mediante estrusione a freddo - Google Patents

Procedimento per la fabbricazione di sbozzati di ingranaggi elicoida li mediante estrusione a freddo

Info

Publication number
IT940787B
IT940787B IT3148271A IT3148271A IT940787B IT 940787 B IT940787 B IT 940787B IT 3148271 A IT3148271 A IT 3148271A IT 3148271 A IT3148271 A IT 3148271A IT 940787 B IT940787 B IT 940787B
Authority
IT
Italy
Prior art keywords
blanks
procedure
manufacture
helical gears
cold extrusion
Prior art date
Application number
IT3148271A
Other languages
English (en)
Original Assignee
Renault
Peugeot
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
Priority claimed from FR7042073A external-priority patent/FR2115533A5/fr
Priority claimed from FR7139420A external-priority patent/FR2159569A6/fr
Application filed by Renault, Peugeot filed Critical Renault
Application granted granted Critical
Publication of IT940787B publication Critical patent/IT940787B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/28—Making machine elements wheels; discs
    • B21K1/30—Making machine elements wheels; discs with gear-teeth
    • B21K1/305—Making machine elements wheels; discs with gear-teeth helical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/10—Making finned tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/10—Making tools by operations not covered by a single other subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/28—Making machine elements wheels; discs
    • B21K1/30—Making machine elements wheels; discs with gear-teeth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K5/00—Making tools or tool parts, e.g. pliers
    • B21K5/20—Making working faces of dies, either recessed or outstanding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Extrusion Of Metal (AREA)
IT3148271A 1970-11-24 1971-11-23 Procedimento per la fabbricazione di sbozzati di ingranaggi elicoida li mediante estrusione a freddo IT940787B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7042073A FR2115533A5 (it) 1970-11-24 1970-11-24
FR7139420A FR2159569A6 (it) 1971-11-03 1971-11-03

Publications (1)

Publication Number Publication Date
IT940787B true IT940787B (it) 1973-02-20

Family

ID=26216068

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3148271A IT940787B (it) 1970-11-24 1971-11-23 Procedimento per la fabbricazione di sbozzati di ingranaggi elicoida li mediante estrusione a freddo

Country Status (4)

Country Link
JP (1) JPS544505Y2 (it)
DE (1) DE2157874B2 (it)
GB (1) GB1373547A (it)
IT (1) IT940787B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58157521A (ja) * 1982-03-16 1983-09-19 Nissan Motor Co Ltd 歯車製造方法および歯車製造装置
DE3718884C2 (de) * 1987-06-05 1994-05-11 Forschungsges Umformtechnik Vorrichtung zum Herstellen von schrägverzahnten Werkstücken aus Metall, vorzugsweise Stahl
DE10054399A1 (de) * 2000-11-02 2002-06-27 Forschungsges Umformtechnik Verfahren und Vorrichtung zur Herstellung eines Werkstückes mit Innenverzahnung, insbesondere eines Hohlrades
JP7099253B2 (ja) * 2018-10-31 2022-07-12 トヨタ自動車株式会社 歯車の鍛造成形方法及び鍛造成形装置
CN114798782B (zh) * 2022-05-25 2023-10-20 中北大学 一种弱各向异性高强韧镁合金板材旋转挤压成形方法

Also Published As

Publication number Publication date
JPS52170834U (it) 1977-12-26
JPS544505Y2 (it) 1979-02-27
DE2157874B2 (de) 1975-04-24
GB1373547A (en) 1974-11-13
DE2157874A1 (de) 1972-07-13

Similar Documents

Publication Publication Date Title
CH519124A (de) Schraubengetriebe
IT981788B (it) Procedimento di fabbricazione di ingranaggi interni per estrusio ne a freddo
CA981253A (en) Process for the manufacture of o-esters of monosaccharides
IT943272B (it) Taglio per la dentatura di ingranaggi
CA961706A (en) Apparatus for the production of helically corrugated metal tubing
IT940787B (it) Procedimento per la fabbricazione di sbozzati di ingranaggi elicoida li mediante estrusione a freddo
IT963802B (it) Treno di ingranaggi epicicloidale
IT944939B (it) Procedimento per la produzione continua di ossido di propilene a partire da propilencloridrina
IT989262B (it) Procedimento per la produzione continua di tiosolfato ammonico cristallizzato
CA939946A (en) Gear making
AT294529B (de) Strangpreßmatrize
CH523445A (de) Schraubengetriebe
IT967487B (it) Macchina per la produzione di sac chetti con ingranaggi regolabili
IT944313B (it) Procedimento per la produzione di acilossidodecatrieni
IT945654B (it) Procedimento per la produzione di monotioalchilenglicoli
ZA715794B (en) Process for the continuous manufacture of foam-filled panels
IT978647B (it) Procedimento diretto di riduzio ne per la produzione di alluminio
CA987633A (en) Die for hydrostatic extrusion of sections having elongated projections
IT945134B (it) Procedimento per la produzione di chetene
AR209056A1 (es) Un procedimiento para la fabricacion de derivados de 1-o-carbamoilmetoxifenoxi-3-amino-2-propanol
IT942181B (it) Procedimento per la produzione di cuproftalocianine
CH540853A (it) Procedimento per la produzione di solfato sodico
IT1035381B (it) Procedimento per la produzione di pezzi estrusi a freddo
CA847379A (en) Production of compounds of the axerophthylidene series
CA878029A (en) Extrusion die for forming tubes