JPH02119412U

JPH02119412U -

Info

Publication number: JPH02119412U
Application number: JP14124189U
Authority: JP
Priority date: 1989-12-06
Filing date: 1989-12-06
Publication date: 1990-09-26

Description

[Brief explanation of drawings]

第１図は、本考案に用いるスライドフオークを
有するスタツカークレーンの正面図、第２図は、
第１図におけるＡ−Ａ矢視図、第３図は、一実施
例であるスライドフオークの平面図、第４図は、
第３図におけるＢＣＤＥＦＧ矢視図、第５図は、
第４図におけるＨ−Ｈ矢視図、第６図、第７図は
、同実施例に用いることのできるカムの展開図、
側断面図、第８図、第９図、第１０図は、他の実
施例に用いるスライドフオークの平面図、側面図
、Ｉ矢視図である。１……クレーン本体、３……昇降台、７，７′
……スライドフオーク、１０……カム、１１……
カム溝、１６……カムシユー。 Figure 1 is a front view of a Statzker crane with a slide fork used in the present invention, and Figure 2 is a
A view taken along the line A-A in FIG. 1, FIG. 3 is a plan view of a slide fork according to an embodiment, and FIG. 4 is a
The BCDEFG arrow view in Figure 3 and Figure 5 are as follows:
The HH arrow view in FIG. 4, FIGS. 6 and 7 are developed views of a cam that can be used in the same embodiment,
The side sectional view, FIG. 8, FIG. 9, and FIG. 10 are a plan view, a side view, and a view taken in the direction of arrow I of a slide fork used in other embodiments. 1... Crane body, 3... Lifting platform, 7, 7'
...Slide fork, 10...Cam, 11...
Cam groove, 16...cam show.

Claims

[Scope of Claim for Utility Model Registration] A crane having a lifting platform that is movable along the front surface of a multi-stage rack and equipped with a sliding fork that can move forward and backward into the rack, wherein the lifting platform has an inclined cam groove. A cylindrical cam whose angle is maximum at the center of the cam and smaller at both ends is rotatably provided so that its axis is in the same direction as the advancing and retracting direction of the slide fork, and a cam shoe provided on the slide fork side is attached to the cylindrical cam. A drive device for a slide fork, which is fitted into a cam groove of a cam, and is driven back and forth by decelerating the slide fork when starting and stopping by rotating a cylindrical cam.