JPH0247295U - - Google Patents
Info
- Publication number
- JPH0247295U JPH0247295U JP12438588U JP12438588U JPH0247295U JP H0247295 U JPH0247295 U JP H0247295U JP 12438588 U JP12438588 U JP 12438588U JP 12438588 U JP12438588 U JP 12438588U JP H0247295 U JPH0247295 U JP H0247295U
- Authority
- JP
- Japan
- Prior art keywords
- chucking
- segment
- screw
- rotating shaft
- spline
- 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
Description
図のうち、第１図〜第５図は本考案の実施例を
説明するための図面であつて、第１図はチヤツキ
ング装置の要部断面図、第２図ａ〜ｃはチヤツキ
ングの状況を経時的に示す要部断面図である。第
３図ａ，ｂは支持ナツトの回り止め部の部分断面
図、第４図はチヤツキングネジの端部の部分断面
図、第５図は上記チヤツキング装置を具備したエ
レクタ全体を示す図面である。第６図は、従来の
チヤツキング装置を説明するための図面である。
１……チヤツキング装置、２……駆動モータ、
４……歯車、５……回転軸、６……チヤツキング
ネジ、７……支持ナツト、８……外壁、１３……
弾性体、１５……グラウト孔、１５ａ……グラウ
ト孔ネジ、１９……エレクタ、２０……セグメン
ト載置台、２１……凹部、Ｓ……セグメント。
Among the figures, Figs. 1 to 5 are drawings for explaining the embodiment of the present invention, in which Fig. 1 is a sectional view of the main part of the chucking device, and Figs. 2 a to c show the chucking situation. FIG. 3 is a sectional view of main parts shown over time. 3a and 3b are partial cross-sectional views of the rotation prevention portion of the support nut, FIG. 4 is a partial cross-sectional view of the end of the chucking screw, and FIG. 5 is a drawing showing the entire erector equipped with the above-mentioned chucking device. FIG. 6 is a diagram for explaining a conventional chucking device. 1... Chucking device, 2... Drive motor,
4... Gear, 5... Rotating shaft, 6... Chucking screw, 7... Support nut, 8... Outer wall, 13...
Elastic body, 15... grout hole, 15a... grout hole screw, 19... erector, 20... segment mounting table, 21... recess, S... segment.
Claims (1)
けたグラウト孔ネジにチヤツキングネジを螺合さ
せることにより該セグメントを把持するチヤツキ
ング装置において、駆動手段によつて駆動される
回転軸を設け、この回転軸の軸方向にスプライン
を形設し、このスプラインに沿つて滑動自在に前
記チヤツキングネジを該回転軸に装着し、該チヤ
ツキングネジに螺合する支持ナツトを設けると共
に、この支持ナツトに回り止め手段を付設したこ
とを特徴とするセグメントチヤツキング装置。 In a chucking device that is embedded in a segment mounting table and grips a segment by screwing a chucking screw into a grout hole screw provided in the segment, a rotating shaft driven by a driving means is provided, and the axial direction of the rotating shaft is A spline is formed on the rotary shaft, the chucking screw is slidably attached to the rotating shaft along the spline, a support nut is provided to be screwed onto the chucking screw, and a rotation preventing means is attached to the support nut. Segment chucking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12438588U JPH061678Y2 (en) | 1988-09-22 | 1988-09-22 | Segment chucking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12438588U JPH061678Y2 (en) | 1988-09-22 | 1988-09-22 | Segment chucking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0247295U true JPH0247295U (en) | 1990-03-30 |
| JPH061678Y2 JPH061678Y2 (en) | 1994-01-12 |
Family
ID=31374068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12438588U Expired - Lifetime JPH061678Y2 (en) | 1988-09-22 | 1988-09-22 | Segment chucking device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH061678Y2 (en) |
-
1988
- 1988-09-22 JP JP12438588U patent/JPH061678Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH061678Y2 (en) | 1994-01-12 |