JPS63140377U - - Google Patents
Info
- Publication number
- JPS63140377U JPS63140377U JP3152687U JP3152687U JPS63140377U JP S63140377 U JPS63140377 U JP S63140377U JP 3152687 U JP3152687 U JP 3152687U JP 3152687 U JP3152687 U JP 3152687U JP S63140377 U JPS63140377 U JP S63140377U
- Authority
- JP
- Japan
- Prior art keywords
- screw
- guide hole
- bit guide
- shaft support
- screw shaft
- 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
- 210000000078 claw Anatomy 0.000 claims description 3
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Description
第１図ａ，ｂ，ｃは本考案に係るネジ締め機に
おけるネジ保持装置のネジ込み前、ネジ込み途中
及びネジ込み終了直前の作動態様説明図であり、
第２図ａ，ｂはそれぞれ第１図ｂ，ｃのＸ―Ｘ線
及びＹ―Ｙ線上の断面図であり、第３図はネジ締
め機の先端部斜視図である。
符号Ａ…ネジ保持装置、１…ノーズ部材、２…
チヤツク爪部材、３…ドライバビツト、４…ビツ
トガイド穴、５…ネジ供給路、８…ネジ、９…ネ
ジ軸支持部、１１…ネジ頭部支持部。
FIGS. 1a, b, and c are explanatory views of the operating state of the screw holding device in the screw tightening machine according to the present invention before screwing, during screwing, and just before screwing ends,
FIGS. 2a and 2b are cross-sectional views taken along the X--X line and the Y--Y line in FIGS. 1 b and c, respectively, and FIG. 3 is a perspective view of the tip of the screw tightening machine. Symbol A...Screw holding device, 1...Nose member, 2...
chuck claw member, 3...driver bit, 4...bit guide hole, 5...screw supply path, 8...screw, 9...screw shaft support part, 11...screw head support part.
Claims (1)
イド穴を有するとともに上記ビツトガイド穴に臨
ませてネジ供給路を備えたノーズ部材と、ノーズ
部材のビツトガイド穴の中心線をはさんで対称位
置に配置されるとともに上記ビツトガイド穴の先
端部位でネジ供給路を経て供給されたネジをはさ
んで保持する一対のチヤツク爪部材とからなるネ
ジ保持装置において、 上記各チヤツク爪部材の先端部にはネジ軸部外
径とほぼ同一内径となるネジ軸支持部が設けられ
、このネジ軸支持部より所定距離離れた手前位置
にはネジ頭部を受け止める肩部が設けられ、さら
に上記肩部とネジ軸支持部との間にはネジ頭部径
と同一かこれよりもやや小径のネジ頭部支持部が
形成されていることを特徴とするネジ締め機にお
けるネジ保持装置。[Scope of Claim for Utility Model Registration] A nose member having a bit guide hole for slidably guiding a driver bit and having a screw supply path facing the bit guide hole, and a center line of the bit guide hole of the nose member being sandwiched therebetween. In a screw holding device comprising a pair of chuck claw members arranged symmetrically at the tip of the bit guide hole and sandwiching and holding the screw supplied through the screw supply path at the tip of the bit guide hole, the tip of each chuck claw member The part is provided with a screw shaft support part having an inner diameter that is almost the same as the outer diameter of the screw shaft part, and a shoulder part for receiving the screw head is provided at a position in front of the screw shaft support part at a predetermined distance. A screw holding device for a screw tightening machine, characterized in that a screw head support portion having a diameter equal to or slightly smaller than the screw head diameter is formed between the screw shaft support portion and the screw shaft support portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3152687U JPS63140377U (en) | 1987-03-04 | 1987-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3152687U JPS63140377U (en) | 1987-03-04 | 1987-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63140377U true JPS63140377U (en) | 1988-09-14 |
Family
ID=30837344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3152687U Pending JPS63140377U (en) | 1987-03-04 | 1987-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63140377U (en) |
-
1987
- 1987-03-04 JP JP3152687U patent/JPS63140377U/ja active Pending
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