KR920701703A - 구멍뚫기 겸용 태핑나사 - Google Patents

구멍뚫기 겸용 태핑나사

Info

Publication number
KR920701703A
KR920701703A KR1019910701114A KR910701114A KR920701703A KR 920701703 A KR920701703 A KR 920701703A KR 1019910701114 A KR1019910701114 A KR 1019910701114A KR 910701114 A KR910701114 A KR 910701114A KR 920701703 A KR920701703 A KR 920701703A
Authority
KR
South Korea
Prior art keywords
tapping screw
screw
perforating
diameter
threaded portion
Prior art date
Application number
KR1019910701114A
Other languages
English (en)
Other versions
KR0148386B1 (ko
Inventor
그로스베른트 헤르만
크레치머 귄터
클리스 호르스트
귀벤 알리
Original Assignee
원본미기재
에요트 에버하르트 예거 게엠베하 운트 콤파니 카게
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 DE3909725A external-priority patent/DE3909725C1/de
Application filed by 원본미기재, 에요트 에버하르트 예거 게엠베하 운트 콤파니 카게 filed Critical 원본미기재
Publication of KR920701703A publication Critical patent/KR920701703A/ko
Application granted granted Critical
Publication of KR0148386B1 publication Critical patent/KR0148386B1/ko

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/063—Friction heat forging
    • B21J5/066—Flow drilling
    • 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
    • F16B25/0057—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 the screw having distinct axial zones, e.g. multiple axial thread sections with different pitch or thread cross-sections
    • 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
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
    • 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
    • F16B25/106—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a self-piercing screw-point, i.e. without removing material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49833—Punching, piercing or reaming part by surface of second part
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49833—Punching, piercing or reaming part by surface of second part
    • Y10T29/49835—Punching, piercing or reaming part by surface of second part with shaping
    • Y10T29/49837—Punching, piercing or reaming part by surface of second part with shaping of first part
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming

Abstract

내용 없음

Description

구멍뚫기 겸용 태핑나사
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 나사의 측면도, 제2도는 제1도의 A-A선 확대단면도, 제3도 내지 제5도는 판금속에 태핑작업이 행해지는 각각의 단계를 보인 도면.

Claims (11)

  1. 구멍뚫기 겸용 태핑나사로서, 특히 공구와 결합되는 머리부(1)와, 나사부(3)와, 테이퍼구멍형성부재(6)와 일체로 형성된 나사부(3)의 나삿니의 직경보다 직경이 작은 실린더부재(5)로 구성되어 직경이 약 1mm에 이르는 판금속에 나사절삭을 하는 나사부의 직경이 약 6mm에 이르는 구멍뚫기 겸용 태핑나사에 있어서, 나사부(3)가 약 4개의 나삿니에 걸쳐 연장되는 테이퍼(4)를 경유하여 원통형부재(5)와 일체로 형성되고, 그 거리는 판금속두께의 약 4배에 해당하며, 구멍형성부재(6)는 약 0.5mm의 곡면반경(R)에 해당하는 볼록한 마찰면에서 종료하고, 나사 전체는 약 1400N/㎟에 이르는 인장강도를 갖는 뜨임강 또는 기계적으로 경도가 증가된 강으로 일체로 형성됨을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  2. 제1항에 있어서, 상기 나사는 원추형 눌림부를 갖춘 판금속 내에 태핑되며, 눌림부의 원추각(α)이 약 50도 내지 70도이고 볼록한 마찰면(7)을 구비한 접촉영역(27)이 원추형 벽(30)의 영역에 한정되면 상기 표면은 약 0.5내지 1mm의 반경에 대응함을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  3. 제1항 또는 제2항에 있어서, 구멍형성부재(6)가 원추형태로 구성됨을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  4. 제3항에 있어서, 원추형 구조는, 단면이 원추형태의 둥근 영역을 경유하여 서로 합쳐지는 대칭적으로 배열된 다수의 평평한 영역(10)으로 구성됨을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  5. 제3항 또는 제4항에 있어서, 원추체 및 평평한 영역(10)은 축방향으로 둥근 영역(9)을 지나 원통형부재(5)와 합쳐지는 것을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  6. 제1항 내지 제5항중 어느 한 항에 있어서, 원추각은 약 30도 내지 40도인 것을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  7. 제1항 내지 제6항중 어느 한 항에 있어서, 외경 d에 대한 나삿니의 피치P는 다음의 식 P=0.15 내지 0.20d 으로 이루워지는 것을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  8. 제1항 내지 제7항중 어느 한 항에 있어서, 그 하부(22)에서 나사부와 대향하는 머리부(1)는 환상 그루브(15, 16)를 구비하며, 환상 그루브의 내벽은 사실상 나사측면의 반경에 해당하는 반경을 가지고, 환상 그루브는 나사가 금속판(12;20,21)내로 파고들어가는 동안 형성되는 노즐(13)의 전방단부(18)를 수용함을 특징으로 한느 구멍뚫기 겸용 태핑나사.
  9. 제8항에 있어서, 환상 그루브(15)는 장방형 단면을 취함을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  10. 제9항에 있어서, 환상 그루브의 외벽(17, 19)은 그 베이스로부터 외부로 경사짐을 특징으로 하는 구멍뚫기 겸용 태핑나사.
  11. 제8항 내지 제10항에 있어서, 환상그루브(16)는, 나사가 조여질 때 노즐(13)의 전방단부(18)가 나사부(3)를 향해 내측으로 압착됨을 특징으로 하는 구멍뚫기 겸용 태핑나사.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910701114A 1989-03-23 1990-03-23 구멍뚫기 겸용 태핑나사 KR0148386B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEP3909725.0 1989-03-23
DE3909725A DE3909725C1 (en) 1989-03-23 1989-03-23 Hole- and thread-forming screw
DEP3922684.0 1989-07-10
DE3922684A DE3922684A1 (de) 1989-03-23 1989-07-10 Loch- und gewindeformende schraube

Publications (2)

Publication Number Publication Date
KR920701703A true KR920701703A (ko) 1992-08-12
KR0148386B1 KR0148386B1 (ko) 1998-12-01

Family

ID=25879162

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910701114A KR0148386B1 (ko) 1989-03-23 1990-03-23 구멍뚫기 겸용 태핑나사

Country Status (14)

Country Link
US (2) US5234301A (ko)
EP (1) EP0464071B1 (ko)
JP (1) JP2968333B2 (ko)
KR (1) KR0148386B1 (ko)
AT (1) ATE90425T1 (ko)
AU (1) AU641384B2 (ko)
BR (1) BR9007245A (ko)
CZ (1) CZ281543B6 (ko)
DE (2) DE3922684A1 (ko)
DK (1) DK0464071T3 (ko)
ES (1) ES2041176T3 (ko)
HU (2) HUT58876A (ko)
RU (1) RU2042056C1 (ko)
WO (1) WO1990011458A1 (ko)

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US5234301A (en) 1993-08-10
KR0148386B1 (ko) 1998-12-01
CZ281543B6 (cs) 1996-11-13
JP2968333B2 (ja) 1999-10-25
WO1990011458A1 (de) 1990-10-04
JPH04506243A (ja) 1992-10-29
ES2041176T3 (es) 1993-11-01
EP0464071B1 (de) 1993-06-09
ATE90425T1 (de) 1993-06-15
HUT58876A (en) 1992-03-30
BR9007245A (pt) 1992-02-25
RU2042056C1 (ru) 1995-08-20
AU641384B2 (en) 1993-09-23
US5361478A (en) 1994-11-08
HU902809D0 (en) 1991-11-28
AU5279690A (en) 1990-10-22
HU598U (en) 1995-09-28
DE3922684A1 (de) 1991-01-24
DK0464071T3 (da) 1993-06-28
DE59001719D1 (de) 1993-07-15
EP0464071A1 (de) 1992-01-08

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