JP6268471B2 - 両ねじ体転造用ダイス構造 - Google Patents
両ねじ体転造用ダイス構造 Download PDFInfo
- Publication number
- JP6268471B2 JP6268471B2 JP2014028039A JP2014028039A JP6268471B2 JP 6268471 B2 JP6268471 B2 JP 6268471B2 JP 2014028039 A JP2014028039 A JP 2014028039A JP 2014028039 A JP2014028039 A JP 2014028039A JP 6268471 B2 JP6268471 B2 JP 6268471B2
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- Prior art keywords
- screw
- rolling
- region
- die
- die member
- 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.)
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- 238000005096 rolling process Methods 0.000 title claims description 47
- 239000000463 material Substances 0.000 claims description 52
- 239000002243 precursor Substances 0.000 claims description 31
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000013459 approach Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 240000004282 Grewia occidentalis Species 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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
- B21H3/04—Making by means of profiled-rolls or die rolls
-
- 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
- B21H3/065—Planetary thread rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Transmission Devices (AREA)
Description
20 剛性表面
22 仮想表面
30 凹部
31 角部
35 底部
50 谷部
B ねじ素材
D 両ねじ体
E 軸部
K 円筒部形成領域
M ねじ山
Q 前駆体加工領域
U 両ねじ部形成領域
Claims (4)
- ねじ素材に対して圧接しつつ相対変位する剛性の表面を有するダイ部材を備え、
前記ダイ部材は、
前記表面の最外部間を繋いで得られる仮想表面において前記相対変位する方向に沿って前記ねじ素材の軸心に次第に接近していく領域と、該軸心から次第に離反していく領域を有する前駆体加工領域と、
前記仮想表面の法線方向視において略平行四辺形状を成し、該仮想表面から凹設される複数の凹部が、前記相対変位する方向に沿って複数配列される両ねじ部形成領域と、を備えることを特徴とする、
両ねじ体転造用ダイス構造。 - 前記ダイ部材における前記前駆体加工領域の少なくとも一部は、前記両ねじ部形成領域に対して、前記ねじ素材が相対変位する際の上流側に存在することを特徴する、
請求項1に記載の両ねじ体転造用ダイス構造。 - 前記ダイ部材における前記前駆体加工領域と前記両ねじ部形成領域が独立配置されることを特徴する、
請求項1又は2に記載の両ねじ体転造用ダイス構造。 - 前記両ねじ部形成領域において前記相対変位する方向に沿って直線上に配置される複数の前記凹部の配列ピッチは、前記前駆体加工領域における前記接近する領域と前記離反する領域の間のピッチの整数倍に設定されることを特徴とする、
請求項1乃至3の何れかに記載の両ねじ体転造用ダイス構造。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014028039A JP6268471B2 (ja) | 2014-02-18 | 2014-02-18 | 両ねじ体転造用ダイス構造 |
TW104105439A TWI644746B (zh) | 2014-02-18 | 2015-02-16 | 雙螺紋體的滾製用滾牙輪結構 |
CN201580020087.1A CN106232260B (zh) | 2014-02-18 | 2015-02-18 | 双螺纹体的滚制用滚牙轮结构 |
KR1020167025314A KR20160122234A (ko) | 2014-02-18 | 2015-02-18 | 양나사체 전조용 다이스 구조 |
PCT/JP2015/054487 WO2015125835A1 (ja) | 2014-02-18 | 2015-02-18 | 両ねじ体転造用ダイス構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014028039A JP6268471B2 (ja) | 2014-02-18 | 2014-02-18 | 両ねじ体転造用ダイス構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015150605A JP2015150605A (ja) | 2015-08-24 |
JP6268471B2 true JP6268471B2 (ja) | 2018-01-31 |
Family
ID=53878335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014028039A Active JP6268471B2 (ja) | 2014-02-18 | 2014-02-18 | 両ねじ体転造用ダイス構造 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP6268471B2 (ja) |
KR (1) | KR20160122234A (ja) |
CN (1) | CN106232260B (ja) |
TW (1) | TWI644746B (ja) |
WO (1) | WO2015125835A1 (ja) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5411794B2 (ja) * | 1973-09-21 | 1979-05-17 | ||
JPS60206547A (ja) * | 1984-03-30 | 1985-10-18 | Fuji Tekkosho:Kk | 転造装置 |
JP2866462B2 (ja) * | 1990-07-13 | 1999-03-08 | オーエスジー販売株式会社 | ねじ及びそれを形成するための転造ダイス |
EP0541803A4 (en) * | 1990-07-13 | 1995-01-18 | Osg Corp | Screw and thread rolling die |
JPH0735804B2 (ja) * | 1990-11-01 | 1995-04-19 | オーエスジー株式会社 | 非円形ねじ,非円形ねじ用転造ダイスおよび非円形ねじの転造加工方法 |
CN2122016U (zh) * | 1992-02-21 | 1992-11-18 | 广州市标准件工业公司研究所 | 搓制非圆截面螺杆的搓丝板 |
JP3960845B2 (ja) * | 2002-04-08 | 2007-08-15 | 若井産業株式会社 | 深溝付きスクリュウの転造ダイスと深溝付きスクリュウの製造方法 |
DE102011003252A1 (de) * | 2011-01-27 | 2012-08-02 | Hilti Aktiengesellschaft | Walzbacke |
TWM423010U (en) * | 2011-06-13 | 2012-02-21 | wei-hong Zhan | Threading plate, threading plate set and thread-forming machine |
JP2013043183A (ja) * | 2011-08-22 | 2013-03-04 | Yutaka Michiwaki | 両ねじ体の転造用ダイス構造及び転造方法 |
CN202224466U (zh) * | 2011-09-14 | 2012-05-23 | 苏州航天紧固件有限公司 | 双头螺柱挤压模具 |
-
2014
- 2014-02-18 JP JP2014028039A patent/JP6268471B2/ja active Active
-
2015
- 2015-02-16 TW TW104105439A patent/TWI644746B/zh active
- 2015-02-18 KR KR1020167025314A patent/KR20160122234A/ko unknown
- 2015-02-18 WO PCT/JP2015/054487 patent/WO2015125835A1/ja active Application Filing
- 2015-02-18 CN CN201580020087.1A patent/CN106232260B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
TWI644746B (zh) | 2018-12-21 |
WO2015125835A1 (ja) | 2015-08-27 |
KR20160122234A (ko) | 2016-10-21 |
JP2015150605A (ja) | 2015-08-24 |
CN106232260B (zh) | 2018-11-16 |
CN106232260A (zh) | 2016-12-14 |
TW201603926A (zh) | 2016-02-01 |
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