JP2013036562A - 木ねじ - Google Patents
木ねじ Download PDFInfo
- Publication number
- JP2013036562A JP2013036562A JP2011173898A JP2011173898A JP2013036562A JP 2013036562 A JP2013036562 A JP 2013036562A JP 2011173898 A JP2011173898 A JP 2011173898A JP 2011173898 A JP2011173898 A JP 2011173898A JP 2013036562 A JP2013036562 A JP 2013036562A
- Authority
- JP
- Japan
- Prior art keywords
- rake face
- shaft portion
- axis
- wood screw
- drill
- 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
Links
- 239000002023 wood Substances 0.000 title claims abstract description 43
- 238000005336 cracking Methods 0.000 description 7
- 230000001154 acute effect Effects 0.000 description 2
- 230000001141 propulsive effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
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
- F16B25/001—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
- F16B25/0015—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 a soft organic material, e.g. wood or plastic
-
- 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
- F16B25/103—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
Abstract
【解決手段】木ねじ1では、軸線Xに垂直な断面形状において、ドリル部4のすくい面13を軸線Xとドリル刃11とを結ぶ線分Bよりも回転方向Aの後方側に形成することで、すくい面13によってすくい取られる削り屑を中心側に寄せ集め易くする。さらに、軸線Xから稜部12までの長さを軸線Xからすくい面13の内端13aまでの長さよりも短くすることで、すくい面13によって削り屑を確実に中心側に寄せ集め、ねじ山5の進行に伴って削り屑を基端側に順次送り出させる。このようにして、部材内における削り屑の閉塞を防止し、部材割れを十分に防止する。
【選択図】図3
Description
Claims (3)
- 本体を成す軸部と、前記軸部の基端側に形成された頭部と、前記軸部の先端側に形成された切削部と、前記軸部のうち少なくとも前記切削部寄りの位置に形成されたねじ山と、を備え、
前記切削部は、前記軸部の軸線に対して傾斜して設けられた直線刃と、前記直線刃に沿って設けられたすくい面と、前記直線刃とは異なる位置において前記軸部の軸線に対して傾斜して設けられた稜部と、を有し、
前記軸線に垂直な断面形状において、前記すくい面は、前記軸線と前記直線刃とを結ぶ線分よりも前記軸部の回転方向の後方側に形成されており、前記軸線から前記稜部までの長さは、前記軸線から前記すくい面の内端までの長さよりも短くなっていることを特徴とする木ねじ。 - 前記ねじ山は、前記切削部の基端側付近で終端していることを特徴とする請求項1記載の木ねじ。
- 前記ねじ山は複数条であることを特徴とする請求項1または2記載の木ねじ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011173898A JP2013036562A (ja) | 2011-08-09 | 2011-08-09 | 木ねじ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011173898A JP2013036562A (ja) | 2011-08-09 | 2011-08-09 | 木ねじ |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2013036562A true JP2013036562A (ja) | 2013-02-21 |
Family
ID=47886358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011173898A Pending JP2013036562A (ja) | 2011-08-09 | 2011-08-09 | 木ねじ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2013036562A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104179770A (zh) * | 2013-05-24 | 2014-12-03 | Spax国际两合公司 | 螺钉件 |
JP2016191441A (ja) * | 2015-03-31 | 2016-11-10 | 林雅侖 | 固着部材 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62188809A (ja) * | 1986-02-12 | 1987-08-18 | 株式会社 丸エム製作所 | ドリル螺子 |
JPH11148506A (ja) * | 1997-11-14 | 1999-06-02 | Nitto Seiko Co Ltd | オーステナイト系ステンレス製ドリルタッピンねじ |
JP2001317517A (ja) * | 2000-05-11 | 2001-11-16 | Air Water Inc | ドリルねじ |
JP2007333066A (ja) * | 2006-06-14 | 2007-12-27 | Higashi Nippon Power Fastening Kk | 木ネジおよびその製造方法 |
-
2011
- 2011-08-09 JP JP2011173898A patent/JP2013036562A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62188809A (ja) * | 1986-02-12 | 1987-08-18 | 株式会社 丸エム製作所 | ドリル螺子 |
JPH11148506A (ja) * | 1997-11-14 | 1999-06-02 | Nitto Seiko Co Ltd | オーステナイト系ステンレス製ドリルタッピンねじ |
JP2001317517A (ja) * | 2000-05-11 | 2001-11-16 | Air Water Inc | ドリルねじ |
JP2007333066A (ja) * | 2006-06-14 | 2007-12-27 | Higashi Nippon Power Fastening Kk | 木ネジおよびその製造方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104179770A (zh) * | 2013-05-24 | 2014-12-03 | Spax国际两合公司 | 螺钉件 |
JP2014228146A (ja) * | 2013-05-24 | 2014-12-08 | スパックス・インターナショナル・ゲー・エム・ベー・ハー・ウント・コー・カー・ゲーSpax International Gmbh & Co. Kg | ねじ要素 |
US9494179B2 (en) | 2013-05-24 | 2016-11-15 | Spax International Gmbh & Co. Kg | Schraubelement—screw element |
JP2016191441A (ja) * | 2015-03-31 | 2016-11-10 | 林雅侖 | 固着部材 |
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