FR2560304B1 - Vis autotaraudeuse et matrice pour le formage de son filetage - Google Patents

Vis autotaraudeuse et matrice pour le formage de son filetage

Info

Publication number
FR2560304B1
FR2560304B1 FR8416925A FR8416925A FR2560304B1 FR 2560304 B1 FR2560304 B1 FR 2560304B1 FR 8416925 A FR8416925 A FR 8416925A FR 8416925 A FR8416925 A FR 8416925A FR 2560304 B1 FR2560304 B1 FR 2560304B1
Authority
FR
France
Prior art keywords
die
self
tapping screw
forming thread
thread
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.)
Expired
Application number
FR8416925A
Other languages
English (en)
Other versions
FR2560304A1 (fr
Inventor
Hisayoshi Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamahiro Co Ltd
Original Assignee
Yamahiro Co Ltd
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 Yamahiro Co Ltd filed Critical Yamahiro Co Ltd
Publication of FR2560304A1 publication Critical patent/FR2560304A1/fr
Application granted granted Critical
Publication of FR2560304B1 publication Critical patent/FR2560304B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027—Rolling of self-tapping screws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0021—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being metal, e.g. sheet-metal or aluminium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0068—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw with multiple-threads, e.g. a double thread screws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0084—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by geometric details of the tip
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Forging (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Drilling Tools (AREA)
  • Milling Processes (AREA)
FR8416925A 1984-02-24 1984-11-07 Vis autotaraudeuse et matrice pour le formage de son filetage Expired FR2560304B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59034528A JPS60179512A (ja) 1984-02-24 1984-02-24 セルフドリリングネジ及びその転造ダイス

Publications (2)

Publication Number Publication Date
FR2560304A1 FR2560304A1 (fr) 1985-08-30
FR2560304B1 true FR2560304B1 (fr) 1989-01-13

Family

ID=12416769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8416925A Expired FR2560304B1 (fr) 1984-02-24 1984-11-07 Vis autotaraudeuse et matrice pour le formage de son filetage

Country Status (5)

Country Link
US (1) US4655073A (fr)
JP (1) JPS60179512A (fr)
KR (1) KR900007956B1 (fr)
DE (1) DE3440675A1 (fr)
FR (1) FR2560304B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62151041U (fr) * 1986-03-14 1987-09-25
JPS634224U (fr) * 1986-06-25 1988-01-12
JPS63170046U (fr) * 1987-04-18 1988-11-04
US5943904A (en) * 1995-03-08 1999-08-31 Ingersoll Cutting Tool Company Thread-rolling die
DE19547574A1 (de) * 1995-04-06 1996-10-10 Deutsche Telekom Mobil Verfahren für ein Fahrzeugleit- und Informationssystem
DE19632838A1 (de) * 1996-08-15 1998-02-19 Adolf Wuerth Gmbh & Co Kg Schraube mit einer selbstbohrenden Spitze
GB2325288A (en) * 1997-05-14 1998-11-18 Europ Ind Services Limited Threaded fastener, and method and rolling dies for making it
DE102006034584A1 (de) * 2006-07-26 2008-01-31 Ejot Gmbh & Co. Kg Loch- und gewindeformende Schraube
JP2011256971A (ja) * 2010-06-11 2011-12-22 Pias Hanbai Kk タッピンねじ
RU2523712C1 (ru) * 2011-04-28 2014-07-20 Нитто Сеико Ко., Лтд. Самонарезающий винт
DE102012215901A1 (de) * 2012-09-07 2014-05-28 Arnold Umformtechnik Gmbh & Co. Kg Loch- und gewindeformende Schraube zum Direktverschrauben von Bauteilen ohne Vorlochen, sowie hiermit hergestellter Bauteilverbund
CN106089904B (zh) * 2016-08-22 2019-02-05 苏州市顺仪五金有限公司 一种自攻螺钉
US11739784B2 (en) * 2018-10-11 2023-08-29 Wei-Chih Chen Method for integrally forming a stop flange on a self-tapping screw by threading dies

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US440329A (en) * 1890-11-11 Island
US1912879A (en) * 1929-04-18 1933-06-06 Internat Screw Co Machine for rolling double thread single point screws
US1946735A (en) * 1932-02-15 1934-02-13 Roy H Smith Screw rolling die and method
US2165009A (en) * 1934-10-23 1939-07-04 Rosenberg Heyman Die and the art of forming anchorage instruments
US2314391A (en) * 1939-08-17 1943-03-23 New Process Screw Corp Screw and its method of manufacture
US3196654A (en) * 1962-06-11 1965-07-27 Illinois Tool Works Screw rolling die
NL6408951A (fr) * 1965-02-08 1966-02-07
US3517542A (en) * 1969-06-26 1970-06-30 Parker Kalon Corp Complementary finishing dies
US3747143A (en) * 1971-04-07 1973-07-24 Star Expansion Ind Corp Screw formation
JPS5342693U (fr) * 1976-09-17 1978-04-12
CH616211A5 (fr) * 1977-10-06 1980-03-14 Terep Techn Res & Prod Eng Co
JPS5597513A (en) * 1979-01-17 1980-07-24 Topura Kk Selffdrilling screw
US4295768A (en) * 1979-09-21 1981-10-20 Usm Corporation Chip breaker screws
JPS6041243B2 (ja) * 1980-05-12 1985-09-14 株式会社ト−プラ セルフドリリングねじおよびその転造ダイス

Also Published As

Publication number Publication date
US4655073A (en) 1987-04-07
KR850007009A (ko) 1985-10-30
JPS60179512A (ja) 1985-09-13
KR900007956B1 (ko) 1990-10-23
JPH039322B2 (fr) 1991-02-08
FR2560304A1 (fr) 1985-08-30
DE3440675A1 (de) 1985-09-05

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Legal Events

Date Code Title Description
ST Notification of lapse