JPS6360900U

JPS6360900U -

Info

Publication number: JPS6360900U
Application number: JP15421686U
Authority: JP
Priority date: 1986-10-07
Filing date: 1986-10-07
Publication date: 1988-04-22

Description

[Brief explanation of the drawing]

第１図は、従来の付着滓を除去するビツトの部
分側面図；第２図は、ヌスミを設けたビツトの部
分側面図；第３図は、この考案に係る管内付着滓
除去装置示す略式説明図；第４図は、この考案の
ローラ付ビツト刃先部の部分側面図；および第５
図は、この考案のローラ付３本刃ビツトを除滓ノ
ズル内に導入した様子を示す略式説明図である。Ａ：除滓ノズル、Ｂ：第一芯出し装置、Ｃ：第
二芯出し装置、１３：水平管、１４：垂直管、１
９：ロツド、２０：ローラ付３本刃ビツト、２１
：油圧ドリフター。 Fig. 1 is a partial side view of a conventional bit for removing adhering slag; Fig. 2 is a partial side view of a bit provided with a slug; Fig. 3 is a schematic explanation of the device for removing adhering slag inside a pipe according to this invention. Figure; Figure 4 is a partial side view of the cutting edge of the roller bit of this invention;
The figure is a schematic explanatory diagram showing how the three-blade bit with roller of this invention is introduced into a slag removal nozzle. A: Slag removal nozzle, B: First centering device, C: Second centering device, 13: Horizontal pipe, 14: Vertical pipe, 1
9: Rod, 20: 3-blade bit with roller, 21
: Hydraulic drifter.

Claims

[Claims for Utility Model Registration] (1) A device that generates forward and backward impact force, and a tube inner surface attachment that is connected to the device via a rod and has a bit part consisting of a bit support part and a bit cutting edge part. A device for removing slag adhering to an inner surface of a tube, characterized in that a plurality of roller-equipped bit cutting edges are provided at the peripheral edge of the bit support. (2) A combination of a first centering device that introduces and guides the bit portion into the pipe where the adhered slag is found, and a second centering device that adjusts the horizontal position of the pipe where the adhered slag is found. characterized by
A device for removing slag deposited inside a pipe according to claim 1 of the registered utility model claim.