JPS5964884U

JPS5964884U - Crane with tongs equipped with landing control device

Info

Publication number: JPS5964884U
Application number: JP16107582U
Authority: JP
Inventors: 佐々木　脩; 岡　恂; 勝美庄福; 宗像　智次; 洋一安部; 守彦久保田
Original assignee: 住友重機械工業株式会社; 新日本製鐵株式会社
Priority date: 1982-10-26
Filing date: 1982-10-26
Publication date: 1984-04-28

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

[Brief explanation of the drawing]

図面は本考案の実施例を示すもので、第１図は正面図、
第２図は側面図、第３図は第１図のＡ部詳細図、第４図
は同側断面区である。１・・・クレーンガーダ、２・・・トロリー、３・・・
巻上ドラム、４・・・駆動装置、５・・・巻上ロープ、
６，７゜８・・・シーブ、９・・・電動トング、１０・
・・ブラケット、１１・・・支持部材、１２・・・ばね
、１３．１３’。１４．１４’・・・リミットスイッチ、１５・・・シフ
ター、Ｓ・・・搬送物。The drawings show an embodiment of the present invention, and FIG. 1 is a front view;
FIG. 2 is a side view, FIG. 3 is a detailed view of section A in FIG. 1, and FIG. 4 is a cross-sectional view of the same side. 1... Crane girder, 2... Trolley, 3...
Hoisting drum, 4... Drive device, 5... Hoisting rope,
6,7°8...Sheave, 9...Electric tongs, 10.
... Bracket, 11... Support member, 12... Spring, 13.13'. 14.14'...Limit switch, 15...Shifter, S...Transferred object.

Claims

[Scope of utility model registration request]

In a tong-equipped crane equipped with two-point electric tongs suspended from two hoisting ropes with both ends attached to the hoisting drum, a sheave that guides and supports the middle of the hanging end of each hoisting rope is installed. Supported so as to be movable up and down on the trolley via a sheave support member and a spring built into the sheave support member,
A landing control device characterized in that a limit switch for landing detection and a limit switch for opening the tongs are provided on the side of the sheave support member, and a shifter for actuating each of the limit switches is provided on the sheave support member. Crane with tongs equipped with.