JPS60103715U - Bolt with inner flange with torque transmission part - Google Patents
Bolt with inner flange with torque transmission partInfo
- Publication number
- JPS60103715U JPS60103715U JP19545783U JP19545783U JPS60103715U JP S60103715 U JPS60103715 U JP S60103715U JP 19545783 U JP19545783 U JP 19545783U JP 19545783 U JP19545783 U JP 19545783U JP S60103715 U JPS60103715 U JP S60103715U
- Authority
- JP
- Japan
- Prior art keywords
- semicircle
- bolt
- curvature
- radius
- inner flange
- 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
Landscapes
- Forging (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、従来のトル・り伝達部を有する中鍔付きボル
トの正面略図、第２図は、第１図のボルトを予備成形す
る工程を示す部分断面図、第３図は、成形ダイスにより
中鍔と六角トルク伝達部とを有するボルトを成形する工
程を示す部分断面図、第４図は、この考案に係るトルク
伝達部を有する中鍔付きボルトの正面略図、第５図は、
−この考案に係る予備成形ダイスにより第４図のトルク
伝達部を有する中鍔付きボルトを予備成形する工程を示
す部分断面図、第６図は、第５図の予備成形素材を成形
する工程を示す部分断面図、第７図は、第４図の六角形
トルク伝達部を１２ポイント形状としたボルトの正面図
、第８図は、第７図の右側面図、第９図は、トルク伝達
部を更に改良したボルトの正面図、第１０図は、第９図
の右側面図、第１１図は、第９，１０図の六角形トルク
部を線図的に示す略図である。
１・・・ナツト側螺子部、２・・・植込側螺子部、３・
・・中鍔、４・・・トルク伝達部、５・・・軸部、１２
・・・円筒部。
恭 ｌ 旧
２ ３ ｌ／−テ １
、 、 Ｉ 。
察 ４−図Fig. 1 is a schematic front view of a bolt with a flange having a conventional torque transmission part, Fig. 2 is a partial sectional view showing the process of preforming the bolt of Fig. 1, and Fig. 3 is a forming die. FIG. 4 is a partial cross-sectional view showing the process of forming a bolt having an inner flange and a hexagonal torque transmitting portion, FIG. 4 is a schematic front view of a bolt with an inner flange having a torque transmitting portion according to this invention, and FIG.
- A partial cross-sectional view showing the process of preforming a bolt with an inner flange having the torque transmitting part shown in FIG. 4 using the preforming die according to this invention. FIG. 7 is a front view of a bolt with the hexagonal torque transmission part in FIG. 4 in a 12-point shape, FIG. 8 is a right side view of FIG. 7, and FIG. FIG. 10 is a right side view of FIG. 9, and FIG. 11 is a schematic diagram diagrammatically showing the hexagonal torque portion of FIGS. 9 and 10. 1... Nut side threaded part, 2... Implant side threaded part, 3...
...Nakatsuba, 4...Torque transmission part, 5...Shaft part, 12
...Cylindrical part. Kyo l old 2 3 l/-te 1, , I. Inspection 4-Figure
Claims (3)
略同径の中鍔付きボルトに於いて、植込側螺子部２側の
中鍔３面に、該中鍔と連続し、トルク伝達部４の外接円
径と略同径の円筒部１２をボルトの中心軸線と平行に延
在させ、該円筒部に連続して該トルク伝達部の内接円径
が、ナツト側螺子部１の外径より大なる軸直角断面形状
が正六角形であるトルク伝達部４をボルトの中心軸線に
平行に延在させ、更に該トルク伝達部に連続して該軸部
５とナツト側螺子部１とを設けて成るトルク伝達部４を
有する中鍔付きボルト。(1) In a bolt with an intermediate flange in which the outer diameter of the threaded part 2 on the implantation side is approximately the same as the outer diameter of the threaded part 1 on the nut side, the inner flange is A cylindrical part 12 having approximately the same diameter as the circumscribed circle diameter of the torque transmitting part 4 is extended parallel to the central axis of the bolt, and the inscribed circle diameter of the torque transmitting part is A torque transmitting portion 4 having a regular hexagonal cross-sectional shape perpendicular to the axis, which is larger than the outer diameter of the nut-side threaded portion 1, extends parallel to the central axis of the bolt. A bolt with an inner flange, which has a torque transmitting part 4 comprising a nut side threaded part 1.
ものを３０°回転させて重ね合せた形状（１２ポイント
）とした事を特徴とする実用新案登録請求の範囲第（１
）項記載のトルク伝達部を有する中鍔付きボルト。(2) Utility model registration claim No. 1 (1) characterized in that the cross-sectional shape perpendicular to the axis of the torque transmitting portion 4 is a shape (12 points) obtained by rotating regular hexagonal shapes by 30 degrees and overlapping them (12 points).
) A bolt with an inner flange that has a torque transmission part as described in item 2.
とそれに接線方向に連続する第２半円２２とから成り、
第１半円２１の曲率中心２３を円周とボルト中心軸線２
４との間に配置し、第２半円２２の曲率中心２５をボル
ト中心軸線に対し円周の反対側に配置して一連の第１半
円２１と第２半円２２の連続した形状を対称な六角突形
状にし、第１半円２１の曲率中心を正六角形２６の頂点
に設けた締付具に於いて、外接円径２７の５〜１０％に
第１半円２１の曲率半径２８を形成し、第２半円２２の
曲率半径２９を第１半円のそれの２倍以上とし、外接円
径２７と内接円径３０の半径差を第１半円２１の曲率半
径より約５０％大きくし、第１半円２１と第２半円２２
との連結点での接線３３と、この第１半円２１を２分す
る半径３１によって画成する駆動源角３２を１０〜２０
″にしたことを特徴とする実用新案登録請求の範囲第（
１）項記載のトルク伝達部を有する中鍔付きボルト。(3) The cross-sectional shape perpendicular to the axis of the torque transmission part is the first semicircle 21
and a second semicircle 22 tangentially continuous thereto,
The center of curvature 23 of the first semicircle 21 is the circumference and the bolt center axis 2
4, and the center of curvature 25 of the second semicircle 22 is placed on the opposite side of the circumference with respect to the bolt center axis to form a series of continuous shapes of the first semicircle 21 and the second semicircle 22. In a fastener that has a symmetrical hexagonal convex shape and the center of curvature of the first semicircle 21 is set at the apex of the regular hexagon 26, the radius of curvature 28 of the first semicircle 21 is 5 to 10% of the diameter 27 of the circumscribed circle. , the radius of curvature 29 of the second semicircle 22 is at least twice that of the first semicircle, and the difference in radius between the circumscribed circle diameter 27 and the inscribed circle diameter 30 is approximately less than the radius of curvature of the first semicircle 21. Increase the size by 50% and make the first semicircle 21 and the second semicircle 22
The drive source angle 32 defined by the tangent 33 at the connection point and the radius 31 that bisects this first semicircle 21 is 10 to 20.
Scope of claim for utility model registration characterized by
A bolt with an inner flange having a torque transmission part as described in item 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19545783U JPS60103715U (en) | 1983-12-21 | 1983-12-21 | Bolt with inner flange with torque transmission part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19545783U JPS60103715U (en) | 1983-12-21 | 1983-12-21 | Bolt with inner flange with torque transmission part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60103715U true JPS60103715U (en) | 1985-07-15 |
Family
ID=30419761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19545783U Pending JPS60103715U (en) | 1983-12-21 | 1983-12-21 | Bolt with inner flange with torque transmission part |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60103715U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013043200A (en) * | 2011-08-24 | 2013-03-04 | Nitto Seiko Co Ltd | Method for manufacturing polygonal flanged component |
| JP2015527151A (en) * | 2012-09-05 | 2015-09-17 | アエスキュラップ アーゲー | Surgical torque transmission instrument including related tools |
| US10772668B2 (en) | 2012-09-05 | 2020-09-15 | Aesculap Ag | Surgical torque-transferring instrument set and associated tool set |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839959U (en) * | 1971-09-16 | 1973-05-19 | ||
| JPS58113617A (en) * | 1981-12-25 | 1983-07-06 | 株式会社佐賀鉄工所 | Stud bolt with torque transmitting section |
-
1983
- 1983-12-21 JP JP19545783U patent/JPS60103715U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839959U (en) * | 1971-09-16 | 1973-05-19 | ||
| JPS58113617A (en) * | 1981-12-25 | 1983-07-06 | 株式会社佐賀鉄工所 | Stud bolt with torque transmitting section |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013043200A (en) * | 2011-08-24 | 2013-03-04 | Nitto Seiko Co Ltd | Method for manufacturing polygonal flanged component |
| JP2015527151A (en) * | 2012-09-05 | 2015-09-17 | アエスキュラップ アーゲー | Surgical torque transmission instrument including related tools |
| US10123808B2 (en) | 2012-09-05 | 2018-11-13 | Aesculap Ag | Surgical, torque transferring instrument including associated tool |
| EP2892447B1 (en) * | 2012-09-05 | 2019-08-14 | Aesculap AG | Surgical, torque-transmitting instrument including associated tool |
| US10772668B2 (en) | 2012-09-05 | 2020-09-15 | Aesculap Ag | Surgical torque-transferring instrument set and associated tool set |
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