JP2015102175A - 傘歯車対およびその製造方法 - Google Patents
傘歯車対およびその製造方法 Download PDFInfo
- Publication number
- JP2015102175A JP2015102175A JP2013243337A JP2013243337A JP2015102175A JP 2015102175 A JP2015102175 A JP 2015102175A JP 2013243337 A JP2013243337 A JP 2013243337A JP 2013243337 A JP2013243337 A JP 2013243337A JP 2015102175 A JP2015102175 A JP 2015102175A
- Authority
- JP
- Japan
- Prior art keywords
- bevel gear
- tooth
- diameter
- tooth surface
- gear
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000003754 machining Methods 0.000 claims description 36
- 239000000463 material Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 description 12
- 238000010276 construction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F9/00—Making gears having teeth curved in their longitudinal direction
- B23F9/08—Making gears having teeth curved in their longitudinal direction by milling, e.g. with helicoidal hob
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F17/00—Special methods or machines for making gear teeth, not covered by the preceding groups
- B23F17/001—Special methods or machines for making gear teeth, not covered by the preceding groups for making gear pairs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F9/00—Making gears having teeth curved in their longitudinal direction
- B23F9/08—Making gears having teeth curved in their longitudinal direction by milling, e.g. with helicoidal hob
- B23F9/10—Making gears having teeth curved in their longitudinal direction by milling, e.g. with helicoidal hob with a face-mill
- B23F9/105—Making gears having teeth curved in their longitudinal direction by milling, e.g. with helicoidal hob with a face-mill with continuous indexing, i.e. with continuous work rotation
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/14—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising conical gears only
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/14—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising conical gears only
- F16H1/145—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising conical gears only with offset axes, e.g. hypoïd gearings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gears, Cams (AREA)
- Gear Transmission (AREA)
Abstract
【解決手段】相対的に大径の大径傘歯車(11)と、大径傘歯車と噛合する相対的に小径の小径傘歯車(21)とを備え、大径傘歯車の歯面(15)のおけるかみ合い歯形の歯形丸みが、かみ合い歯形の最も歯元側の箇所および歯先(15y)を通過する仮想直線(L)に対して100μm以上の寸法(E)で外方へ突出する歯形丸み形状を有し、小径傘歯車の歯面はその歯形許容誤差が20μm以下であることを特徴とする。
【選択図】図7
Description
15 歯面、 15x 歯元、 15y 歯先、 16 歯先部分、 17 歯底部分、 21 ドライブピニオン、 22 シャフト、
23,24 円周リブ、 25 歯面、 25x 歯元、 25y 歯先、
21s 歯車素材、 31 エンドミル、 31s シャンク部、
41 ブレード、 41c 刃先、 41s シャンク部。
Claims (4)
- 一方の軸線が他方の軸線に対して傾斜するよう配置される2個の傘歯車であって、相対的に大径の大径傘歯車と、前記大径傘歯車と噛合する相対的に小径の小径傘歯車とを備え、
前記大径傘歯車のかみ合い歯面における歯形丸みが100μm以上外方へ突出する歯形丸み形状を有し、
前記小径傘歯車の歯面は、理想歯面に対して歯形許容誤差が20μm以内であることを特徴とする、傘歯車対。 - 前記大径傘歯車または前記小径傘歯車のいずれか一方は、各歯の歯すじ方向一方端部分と一体に形成されて傘歯車の周方向に延びる円周リブを有する、請求項1に記載の傘歯車対。
- 請求項1または2に記載の傘歯車対の歯面を加工する方法であって、
前記小径傘歯車の歯車素材にスワーフ加工経路を予め複数本設定する工程と、
5軸NC加工機に装着されたエンドミルの側部を、当該5軸NC加工機にチャッキングされた前記小径傘歯車の歯車素材に当てながら前記複数本のスワーフ加工経路に沿って動かしてスワーフ加工を施す工程とを備え、
前記スワーフ加工経路を設定する工程は、1本当たりの前記スワーフ加工経路によって切削形成される実際の歯面と理想歯面との間における歯形許容誤差の最大値が、20μm以内の範囲に含まれるよう、前記スワーフ加工の経路を設定することを特徴とする、傘歯車対の製造方法。 - カッターヘッドと、前記カッターヘッドの周方向に配設される複数のブレードとを有し、前記カッターヘッドから突出する前記ブレードの刃先形状が前記大径傘歯車の歯形丸み形状に対応する凹み形状にされる円板カッターを準備し、
前記円板カッターで歯車素材を切削し、前記大径傘歯車の歯面を形成する、請求項3に記載の傘歯車対の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013243337A JP6223794B2 (ja) | 2013-11-25 | 2013-11-25 | 傘歯車対の製造方法 |
PCT/JP2014/080922 WO2015076374A1 (ja) | 2013-11-25 | 2014-11-21 | 傘歯車対およびその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013243337A JP6223794B2 (ja) | 2013-11-25 | 2013-11-25 | 傘歯車対の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015102175A true JP2015102175A (ja) | 2015-06-04 |
JP6223794B2 JP6223794B2 (ja) | 2017-11-01 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013243337A Active JP6223794B2 (ja) | 2013-11-25 | 2013-11-25 | 傘歯車対の製造方法 |
Country Status (2)
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JP (1) | JP6223794B2 (ja) |
WO (1) | WO2015076374A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053431U (ja) * | 1983-09-17 | 1985-04-15 | 三菱重工業株式会社 | まがりばかさ歯車用カツタ |
JPH11315910A (ja) * | 1998-03-05 | 1999-11-16 | Yutaka Seimitsu Kogyo Ltd | 歯車対およびその製造方法 |
JP2001269816A (ja) * | 2000-03-28 | 2001-10-02 | Toyoda Mach Works Ltd | 歯車加工方法及び歯車加工装置 |
JP2011088242A (ja) * | 2009-10-21 | 2011-05-06 | Toyota Motor Corp | 歯面加工方法 |
JP2013190015A (ja) * | 2012-03-13 | 2013-09-26 | Asano Gear Co Ltd | ギヤおよびディファレンシャル装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4183064B2 (ja) * | 2002-10-10 | 2008-11-19 | 日立粉末冶金株式会社 | 曲り歯かさ歯車の加工方法 |
DE102008063858A1 (de) * | 2008-12-19 | 2010-07-01 | Gebr. Heller Maschinenfabrik Gmbh | Werkzeugmaschine und Verfahren zur Herstellung von Verzahnungen |
-
2013
- 2013-11-25 JP JP2013243337A patent/JP6223794B2/ja active Active
-
2014
- 2014-11-21 WO PCT/JP2014/080922 patent/WO2015076374A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053431U (ja) * | 1983-09-17 | 1985-04-15 | 三菱重工業株式会社 | まがりばかさ歯車用カツタ |
JPH11315910A (ja) * | 1998-03-05 | 1999-11-16 | Yutaka Seimitsu Kogyo Ltd | 歯車対およびその製造方法 |
JP2001269816A (ja) * | 2000-03-28 | 2001-10-02 | Toyoda Mach Works Ltd | 歯車加工方法及び歯車加工装置 |
JP2011088242A (ja) * | 2009-10-21 | 2011-05-06 | Toyota Motor Corp | 歯面加工方法 |
JP2013190015A (ja) * | 2012-03-13 | 2013-09-26 | Asano Gear Co Ltd | ギヤおよびディファレンシャル装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2015076374A1 (ja) | 2015-05-28 |
JP6223794B2 (ja) | 2017-11-01 |
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