JPS6031U

JPS6031U - Drive roll pitch changing device for tube insertion device

Info

Publication number: JPS6031U
Application number: JP9263283U
Authority: JP
Inventors: 酒井　良仁; 河内　襄介; 武藤　友義
Original assignee: Hitachi Zosen Corp
Current assignee: Kanadevia Corp
Priority date: 1983-06-15
Filing date: 1983-06-15
Publication date: 1985-01-05
Also published as: JPH0112930Y2

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 drawings]

第１図ａ、　　ｂはチューブ挿入穴の配列を示す図、第
２図は本考案の一実施例を示す平面図、第３図は側面図
、第４図は正面図、第５図は第２図のＡ−Ａ矢視図、第
６図は要部を示す断面図、第７図は駆動ロールの個別駆
動前ピッチ替えの機構を説明するための断面図である。１・・・下部フレーム、２・・・上部フレーム、３・・
・テーブル、４・・・支柱、６，６′・・・下駆動軸、
１，７′・・・上部動軸、８−１〜８−７．８’　−１
〜８′〜７・・・下駆動■ロール、９−１〜９〜７．９
′−１〜９′−７・・・上駆動Ｖロール、１０・・・弾
性体、２７・・・駆動用油圧モータ、４５．　４８．　
５１・・・スリーブ、４６，４９．５２・・・ねじ部、
４７゜５０．５３・・・ピッチギヤ、５４・・・固定ピ
ン・、５５・・・ピッチ替え用軸、５６〜５８・・・ピ
ッチ可変ギヤ、５９．６０，６３．６５・・・クラッチ
、６４・・・ピッチ替え用サーボモータ。、：ｉ　　：）− ｏｏｏｏ。（１’）　　　　０ＯＯＯＯｏｏｏｏ。Figures 1a and b are diagrams showing the arrangement of tube insertion holes, Figure 2 is a plan view showing an embodiment of the present invention, Figure 3 is a side view, Figure 4 is a front view, and Figure 5 is a diagram showing the arrangement of tube insertion holes. 2, FIG. 6 is a cross-sectional view showing essential parts, and FIG. 7 is a cross-sectional view for explaining a mechanism for changing the pitch of the drive rolls before individual driving. 1...Lower frame, 2...Upper frame, 3...
・Table, 4... Support, 6, 6'... Lower drive shaft,
1,7'...Upper moving shaft, 8-1 to 8-7.8'-1
~8'~7...Lower drive ■Roll, 9-1~9~7.9
'-1 to 9'-7... Upper drive V roll, 10... Elastic body, 27... Hydraulic motor for drive, 45. 48.
51...Sleeve, 46,49.52...Threaded part,
47゜50.53...Pitch gear, 54...Fixing pin, 55...Pitch changing shaft, 56-58...Variable pitch gear, 59.60,63.65...Clutch, 64 ... Servo motor for pitch change. ,:i:)-oooo. (1') 0OOOO oooo.

Claims

[Scope of utility model registration request]

A drive roll pitch changing device in a tube insertion device for inserting tubes into a large number of holes in a tube plate, baffle plate, etc. provided in a heat exchanger, seawater desalination equipment, etc. , a central drive roll is fixed to a drive shaft, each of the left and right drive rolls is fixed to one end of a multi-sleeve attached externally to the drive shaft on the left and right sides of the drive shaft, and the other end of the multi-sleeve is driven. A fixing pin that connects to the shaft or an adjacent sleeve via a screw, connects the multiple sleeve to the rotation of the drive shaft via a clutch, and removably penetrates the multiple sleeve to fix the multiple sleeve to the drive shaft. 1. A drive roll pitch changing device for a tube insertion device, characterized in that the screws are configured to have opposite threads on the left and right sides of the drive shaft.