JPS61131526U

JPS61131526U -

Info

Publication number: JPS61131526U
Application number: JP1469185U
Authority: JP
Priority date: 1985-02-06
Filing date: 1985-02-06
Publication date: 1986-08-16

Description

[Brief explanation of the drawing]

第１図は本考案の過大トルク伝達阻止装置の実
施例を示す断面図、第２図ａ，ｂはその出力軸の
平面図及び正面図、第３図ａ，ｂは歯車の正面図
及び断面図、第４図ａ，ｂはボール受けの正面図
及び断面図、第５図ａ，ｂはボール案内の正面図
及び断面図、第６図ａ，ｂはボール抑えの正面図
及び断面図、第７図はワツシヤの断面図、第８図
ａ，ｂはナツトの正面図及び断面図、第９図は従
来の過大トルク伝達阻止装置を示す断面図、第１
０図はその出力軸の正面図、第１１図ａ，ｂは歯
車を示す正面図及び断面図、第１２図ａ〜ｃはボ
ール受けの正面図、断面図及び背面図、第１３図
ａ，ｂはボール案内の正面図及び断面図、第１４
図はボールの説明図、第１５図ａ，ｂはボール抑
えの断面図及び正面図、第１６図ａ，ｂはばね抑
えの正面図及び断面図、第１７図ａ，ｂはばねの
平面図及び正面図である。１……回転機、１―１……出力軸、１―２……
Ｄカツト部、１―３……雄ねじ、１―４……ピン
孔、２……歯車、２―２……凹み、２―３……非
対称形状突起部、２―４……凹み、３……ボール
受け、３―１……孔、３―２……浅い凹み、３―
３……突起部、３―５……足、４……ボール、５
……ボール案内、５―１……内孔、５―２……ボ
ール案内孔、５―３……内孔、５―４……ピン孔
、６……ボール抑え、６―１……内孔、６―２…
…圧接面、６―３……内孔、７……ばね、８……
ワツシヤ、９……ナツト、１１……ばね抑え、１
１―１……内孔、１１―２……ねじ孔、１２……
止めねじ。 Fig. 1 is a cross-sectional view showing an embodiment of the excessive torque transmission prevention device of the present invention, Fig. 2 a and b are a plan view and a front view of its output shaft, and Fig. 3 a and b are a front view and a cross section of a gear. Figures 4a and 4b are a front view and a sectional view of the ball receiver, Figures 5a and b are a front view and a sectional view of the ball guide, and Figures 6a and b are a front view and a sectional view of the ball holder. Fig. 7 is a cross-sectional view of the washer, Fig. 8 a and b are a front view and a cross-sectional view of the nut, Fig. 9 is a cross-sectional view showing a conventional excessive torque transmission prevention device,
0 is a front view of the output shaft, FIGS. 11a and 11b are a front view and sectional view showing the gear, FIGS. 12 a to c are a front view, sectional view, and rear view of the ball receiver, and FIGS. 13 a, b is a front view and a sectional view of the ball guide, 14th
The figure is an explanatory diagram of the ball, Figures 15a and b are sectional views and front views of the ball holder, Figures 16a and b are front views and sectional views of the spring holder, and Figures 17a and b are plan views of the spring. and a front view. 1... Rotating machine, 1-1... Output shaft, 1-2...
D cut part, 1-3...male thread, 1-4...pin hole, 2...gear, 2-2...dent, 2-3...asymmetrical protrusion, 2-4...dent, 3... ...Ball receiver, 3-1...hole, 3-2...shallow recess, 3-
3... Protrusion, 3-5... Foot, 4... Ball, 5
...Ball guide, 5-1...Inner hole, 5-2...Ball guide hole, 5-3...Inner hole, 5-4...Pin hole, 6...Ball retainer, 6-1...Inner Hole, 6-2...
...pressure contact surface, 6-3...inner hole, 7...spring, 8...
Watshiya, 9...Natsuto, 11...Spring retainer, 1
1-1...Inner hole, 11-2...Screw hole, 12...
Set screw.

Claims

[Scope of utility model registration request]

An output shaft whose part is asymmetrically shaped with respect to the axis and a male thread formed at the end thereof, a rotated body that is loosely fitted to the output shaft and has an asymmetrical protrusion at the center of its upper surface, and a ball receiver on its upper surface. a ball receiver placed on the rotated body, the ball receiver having a plurality of arc-shaped recesses and a hole in the center thereof that engages with the asymmetrical protrusion of the rotated body; and a recess in the ball receiver. a plurality of balls whose lower surfaces are placed, a ball guide having a plurality of inner holes for receiving the balls and a hole in the center thereof that engages with the asymmetrical shape of the output shaft; Excessive torque transmission characterized by comprising a ball retainer placed on the top surface, a fastener screwed onto the male thread of the output shaft, and a spring inserted between the fastener and the top surface of the ball retainer. blocking device.