JPS6380903U

JPS6380903U -

Info

Publication number: JPS6380903U
Application number: JP17696286U
Authority: JP
Priority date: 1986-11-18
Filing date: 1986-11-18
Publication date: 1988-05-27

Description

[Brief explanation of the drawing]

第１図乃至第４図は本考案の一実施例を示し、
第１図は正断面図、第２図は側断面図、第３図は
第１図のＡ―Ａ線矢視図、第４図は全体構成を示
す一部破断側面図である。第５図は従来例を示す
正断面図である。１３…爪軸、２１…爪取付ブラケツト、２２…
耕耘爪、２３，２４…ブラケツト体、２５…取付
基部、２８…取付ピン、２９…軸部、３０…頭部
、３１…係合部、３４…嵌合孔、３６…通孔、３
９…係止体、４０…通孔、４５…皿バネ。 1 to 4 show an embodiment of the present invention,
1 is a front sectional view, FIG. 2 is a side sectional view, FIG. 3 is a view taken along line AA in FIG. 1, and FIG. 4 is a partially cutaway side view showing the overall configuration. FIG. 5 is a front sectional view showing a conventional example. 13...Claw shaft, 21...Claw mounting bracket, 22...
Cultivating claw, 23, 24...Bracket body, 25...Mounting base, 28...Mounting pin, 29...Shaft portion, 30...Head, 31...Engaging portion, 34...Fitting hole, 36...Through hole, 3
9...locking body, 40...through hole, 45...disc spring.

Claims

[Scope of utility model registration request]

Between the left and right pair of bracket bodies 23 and 24 of the claw mounting bracket 21 provided on the rotatable claw shaft 13,
Insert the mounting base 25 of the tilling claw 22 and attach the tilling claw 2.
2 is attached to the claw mounting bracket 21, a mounting pin 28 having a head 30 and an engaging portion 31 is provided at both ends of the shaft portion 29. The bracket body 23 is fitted so that the portion 30 is unrotatably fitted around the axis of the bracket body 23 and the engaging portion 31 side protrudes outward from the other bracket body 23.
, the mounting base 25 of the claw shaft 13 and the bracket body 24
is inserted in the left-right direction, and the other bracket body 24
A locking body 39 has a through hole 36 through which the shaft portion 29 and the engaging portion 31 are removably inserted.
The engaging portion 31 is inserted into the shaft portion 29 so as to protrude outward, and the locking member 39 is rotated around the axis relative to the shaft portion 29 with the engaging portion 31 protruding outward from the locking member 39. By moving the locking body 39, the mounting pin 2
8 from the bracket body 24, the engaging part 31 is irremovably engaged with the locking body 39, and between the head 30 of the mounting pin 28 and the mounting base 25, A mounting structure for a rotary tiller claw, characterized in that a disc spring 45 is fitted onto the shaft portion 29 so as to press against the bracket body 24 of the rotary tiller.