JP4507238B2 - ウォームホイール - Google Patents
ウォームホイール Download PDFInfo
- Publication number
- JP4507238B2 JP4507238B2 JP2004008558A JP2004008558A JP4507238B2 JP 4507238 B2 JP4507238 B2 JP 4507238B2 JP 2004008558 A JP2004008558 A JP 2004008558A JP 2004008558 A JP2004008558 A JP 2004008558A JP 4507238 B2 JP4507238 B2 JP 4507238B2
- Authority
- JP
- Japan
- Prior art keywords
- tooth
- width direction
- worm
- tooth width
- worm wheel
- 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 - Fee Related
Links
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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0498—Worm gearings
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- 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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/22—Toothed members; Worms for transmissions with crossing shafts, especially worms, worm-gears
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
- F16H57/0431—Means for guiding lubricant directly onto a tooth surface or to foot areas of a gear, e.g. by holes or grooves in a tooth flank
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19642—Directly cooperating gears
- Y10T74/19698—Spiral
- Y10T74/19828—Worm
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19949—Teeth
- Y10T74/19963—Spur
- Y10T74/19972—Spur form
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Gears, Cams (AREA)
Description
Claims (4)
- ウォームと噛み合う複数の歯を外周に備えたウォームホイールにおいて、
前記歯の歯幅方向中央部から歯幅方向一端部に向かって第1のクラウニングが行われ、 前記歯の歯幅方向中央部から歯幅方向他端部に向かって第2のクラウニングが行われ、 前記第1のクラウニングは、前記歯幅方向中央部と前記歯幅方向一端部との中間部における歯厚が、前記歯幅方向中央部と前記歯幅方向一端部の歯厚よりも大きくなるように行われ、
前記第2のクラウニングは、前記歯幅方向中央部と前記歯幅方向他端部との中間部における歯厚が、前記歯幅方向中央部と前記歯幅方向他端部の歯厚よりも大きくなるように行われ、
前記ウォームとの噛み合い時、前記歯幅方向中央部と前記歯幅方向一端部との中間部、及び前記歯幅方向中央部と前記歯幅方向他端部との中間部が、前記ウォームと接触し、
前記ウォームとの噛み合い時、前記歯の前記歯幅方向中央部、前記歯幅方向一端部及び前記歯幅方向他端部には、前記ウォームの歯との間に隙間が生じる、
ことを特徴とするウォームホイール。 - 前記隙間が空気層による断熱部である、
ことを特徴とする請求項1記載のウォームホイール。 - 前記歯の前記歯幅方向中央部と前記ウォームの歯との間の前記隙間には、潤滑剤が充填され、
前記歯の前記歯幅方向一端部及び前記歯幅方向他端部と前記ウォームの歯との間の前記隙間が、空気層による断熱部である、
ことを特徴とする請求項1記載のウォームホイール。 - 前記歯の歯先及び歯底を前記ウォームの形状に合わせて円弧状に凹ませた、
ことを特徴とする請求項1乃至3のいずれか1項に記載のウォームホイール。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004008558A JP4507238B2 (ja) | 2004-01-15 | 2004-01-15 | ウォームホイール |
US11/029,617 US20050160857A1 (en) | 2004-01-15 | 2005-01-05 | Worm wheel |
DE200510001448 DE102005001448A1 (de) | 2004-01-15 | 2005-01-12 | Schneckenrad |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004008558A JP4507238B2 (ja) | 2004-01-15 | 2004-01-15 | ウォームホイール |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005201375A JP2005201375A (ja) | 2005-07-28 |
JP4507238B2 true JP4507238B2 (ja) | 2010-07-21 |
Family
ID=34792238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004008558A Expired - Fee Related JP4507238B2 (ja) | 2004-01-15 | 2004-01-15 | ウォームホイール |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050160857A1 (ja) |
JP (1) | JP4507238B2 (ja) |
DE (1) | DE102005001448A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7437967B2 (en) * | 2003-05-21 | 2008-10-21 | O-Oka Corporation | Gear having window holes, and method and apparatus for manufacturing the same |
JP2007024296A (ja) * | 2005-07-21 | 2007-02-01 | Kyocera Mita Corp | 歯車および歯車機構 |
DE102005045938A1 (de) * | 2005-09-26 | 2007-03-29 | Robert Bosch Gmbh | Zahnrad |
CN100427800C (zh) * | 2007-06-04 | 2008-10-22 | 刘继清 | 一种啮合区有动静压润滑的蜗轮蜗杆 |
US8578807B2 (en) * | 2011-04-21 | 2013-11-12 | The Penn State Research Foundation | High speed gear sized and configured to reduce windage loss |
EP2875892A1 (de) * | 2013-11-22 | 2015-05-27 | MDC Max Daetwyler AG St. Gallen | Abrichtrad/Werkstück mit zwei Ballen |
KR102047620B1 (ko) * | 2019-03-25 | 2019-11-21 | (주)아이에이치피엠 | 콘크리트 다짐용 교반기의 동력전달기어 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60227057A (ja) * | 1984-04-24 | 1985-11-12 | Suzuki Motor Co Ltd | 合成樹脂製歯車 |
JPS61133163U (ja) * | 1985-02-09 | 1986-08-20 | ||
JPH08226526A (ja) * | 1994-12-12 | 1996-09-03 | Asmo Co Ltd | 部材間低摩擦化構造及びそれにおける摺接面の加工方法、ウォーム減速装置 |
JP2003207031A (ja) * | 2002-01-11 | 2003-07-25 | Koyo Seiko Co Ltd | 歯車、減速歯車機構及び電動式パワーステアリング装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111031A (en) * | 1977-09-09 | 1978-09-05 | General Motors Corporation | Powder metal crown gear forming process |
US6584867B2 (en) * | 1998-06-10 | 2003-07-01 | Penn Troy Machine Co., Inc. | Spur gear to interconnect rack and worm |
JP2002021978A (ja) * | 2000-07-06 | 2002-01-23 | Enplas Corp | 樹脂製ギヤ及び金型構造 |
-
2004
- 2004-01-15 JP JP2004008558A patent/JP4507238B2/ja not_active Expired - Fee Related
-
2005
- 2005-01-05 US US11/029,617 patent/US20050160857A1/en not_active Abandoned
- 2005-01-12 DE DE200510001448 patent/DE102005001448A1/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60227057A (ja) * | 1984-04-24 | 1985-11-12 | Suzuki Motor Co Ltd | 合成樹脂製歯車 |
JPS61133163U (ja) * | 1985-02-09 | 1986-08-20 | ||
JPH08226526A (ja) * | 1994-12-12 | 1996-09-03 | Asmo Co Ltd | 部材間低摩擦化構造及びそれにおける摺接面の加工方法、ウォーム減速装置 |
JP2003207031A (ja) * | 2002-01-11 | 2003-07-25 | Koyo Seiko Co Ltd | 歯車、減速歯車機構及び電動式パワーステアリング装置 |
Also Published As
Publication number | Publication date |
---|---|
DE102005001448A1 (de) | 2005-08-18 |
US20050160857A1 (en) | 2005-07-28 |
JP2005201375A (ja) | 2005-07-28 |
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