JPS5992254U - screw feeder - Google Patents

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のねじ送り装置の一例を示す斜視図、第２
図は他の例を示す斜視図、第３図は第１図、第２図の欠
点を説明する為の側断面図、第４図はこの考案の一実施
例を示す図、第５図は第４図の効果を説明する為の図、
第６図はこの考案の第２の実施例を示す斜視図、第７図
、第８図はそれぞれこの考案の第３の実施例、第４の実
施例を示す側面図である。 ２１．３２・・・雄ねじ体、２２．３１・・・雌ねじ体
、２１１．３２１，２ａ・・・ねじ部、２２１・・・本
体、２２２・・・押え板、１ａ・・・溝、３１１，３１
２・・・端部ら 第２図 第４図 第５図Figure 1 is a perspective view showing an example of a conventional screw feeding device, Figure 2 is a perspective view showing an example of a conventional screw feeding device;
The figure is a perspective view showing another example, Fig. 3 is a side sectional view to explain the drawbacks of Figs. 1 and 2, Fig. 4 is a view showing one embodiment of this invention, and Fig. 5 is A diagram to explain the effect of Figure 4,
FIG. 6 is a perspective view showing the second embodiment of this invention, and FIGS. 7 and 8 are side views showing the third and fourth embodiments of this invention, respectively. 21.32... Male threaded body, 22.31... Female threaded body, 211.321, 2a... Threaded portion, 221... Main body, 222... Holding plate, 1a... Groove, 311, 31
2... Ends Fig. 2 Fig. 4 Fig. 5

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）回転駆動される雄ねじ体と、この雄ねじ体のねじ
部に対してその半円周以内で噛み合うねじ部を有しこの
ねじ部に対向する部分に該ねじ部と前記雄ねじ体のねじ
部との噛み合いを解除可能な空間部を設は前記雄ねじ体
の回転によってその軸方向に移動せしめられる雌ねじ体
とを具備したねじ送り装置。(1) A male threaded body that is rotationally driven, and a threaded part that engages with the threaded part of the male threaded body within a semi-circumference thereof, and the threaded part and the threaded part of the male threaded body are arranged in a part opposite to this threaded part. A screw feeding device comprising: a female threaded body which is moved in the axial direction by rotation of the male threaded body, the female threaded body having a space portion capable of being disengaged from the male threaded body; （２）前記雄ねじ体は、その支持部から略前記雌ねじ体
のねじ部との噛み合せ長さ分に相当する範囲にわたって
ねじ谷の径以下の径を有するねじ無し部が形成されてい
ることを特徴とする実用新案登録請求の範囲第１項記載
のねじ送り装置。(2) The male threaded body is characterized in that an unthreaded portion having a diameter equal to or less than the diameter of the thread root is formed over an area extending from the support portion thereof to approximately the length of engagement with the threaded portion of the female threaded body. A screw feeding device according to claim 1 of the utility model registration claim.