KR20010056385A - Drilling machine for tapping hole that is easily assembled and disassembled - Google Patents

Abstract

PURPOSE: A tapping hole digging machine which is easily assembled and dissembled is provided to improve the operation ratio of the hole digging machine by easily assembling or dissembling a tapping bar used for digging a hole at the inner side of the tapping hole and a screw rod in which the tapping bar is installed inside the body of a hammer so that they are promptly replaced when the hole digging machine, particularly the tapping bar and the screw rod are damaged. CONSTITUTION: In a hole digging machine (1) consisting of a screw rod (20) installed inside a hammer drill machine (10) equipped with a hammer body (14) fixed to a mounting bed (12) and a back hammer (16) installed at the front of the hammer body (14); and a tapping bar (30) connected to the front of the screw rod (20) so as to dig a tapping hole of a blast furnace, the tapping hole digging machine comprises a socket connecting member (32) which is integrally formed at the rear end part of the tapping bar (30), and at the inner side of which fixing holes (32a) are formed; a tapping bar socket member (40) which is integrally formed at the front of the screw rod (20), and in both sides of which quarter pins (42) fixed to the fixing holes (32a) of the connecting member (32) of the tapping bar (30) are inserted so that the connecting member (32) of the tapping bar (30) is fixed to the inner side of the tapping bar socket member (40); and a screw rod fixing means (50) fixed to the inner side of the back hammer (16) toward the center of the outer circumferential surface of the screw rod (20) so that the screw rod (20) can be disassembled.

Description

Drilling machine for tapping hole that is easily assembled and disassembled}

The present invention relates to a perforator for carrying out the opening work of the outlet for discharging the molten material, that is, the ssh water to the outside of the blast furnace in the blast furnace, iron ore, coke and other raw materials. Assembling and disassembling work of a tapping bar for substantially opening the mud filled in the exit port and a screw rod connected to the rear of the tapping bar by reopening the socket and connected to the opening machine hammer body. In order to facilitate the assembly, and in particular, it is possible to provide an outlet opening machine that is easy to assemble and dismantle so as to quickly replace damaged parts during opening work.

In general, in the blast furnace, two or four outlets for discharging molten hex by oxidation and reduction are formed in about one blast furnace, and as shown in FIG. 1, the sewage in the blast furnace 100 is discharged. One outlet 110 is a mud gun (not shown) is filled with a mud (not shown) to perform the blast furnace 100 operation, and then discharge the water through the other outlet, accordingly In order to discharge the water through the outlet 110 filled with the mud gun, the mud excavation operation is performed by using the outlet 110 as the opening machine 120.

Therefore, the opening of the opening through the opening opening 110 through the opening work is gradually enlarged by opening the opening opening by opening the small opening to the small hole, the entire opening is opened to complete the discharge work of the water, The opening machine 120 is made of a hammer drill machine 130 for performing a hammer operation and a tapping bar 140 connected to the hammer drill machine 130 to perform a substantial opening work inside the outlet 100. Lose.

On the other hand, the conventional aperture 120 as described above is shown in Figures 2 and 3.

That is, as shown in Figure 2 and 3, the hammer drill machine 130 is a hammer body 134 fixed to the mounting bed (mounting bed) 132 and the reverse hammer 136 located in front of it The inner side of each of the hammers 134 and 136 has a screw rod 150 interposed therebetween, and the tapping bar socket 160 is screwed forward, and the socket 160 has the substantial outlet 100 described above. The tapping bar 140 for performing the opening operation of the clamp is connected to the fixing ring 162, the spring 164 and the quarter pin 166 while preventing the departure as a clamp (162).

Therefore, in the conventional opening machine 120, as shown in Figs. 2 and 3, the tapping bar 140 connected to the screw rod 150 inside the hammer body 134 is discharged from the hammer body 134 The hammer is operated in the stretched state up to (100) to open the mud portion in the outlet 100.

However, in the conventional opening machine 120 as described above, the socket 160 and the screw rod 150 are connected to the socket 160 is connected to the tapping bar 140 to substantially perform the opening work, the semi-finished opening work described above One of the coupling parts is very easily broken, and there is a problem in that component costs increase due to frequent replacement of the tapping bar 140.

In addition, when the above-mentioned parts breakage occurs, the screw rod 150 can not be easily disassembled, and eventually, the entire hammer drill body 130 must be disassembled to replace the screw rod 150, which is a long time opening machine. There were various problems such as the operation of 120 to lower the production productivity of the blast furnace.

The present invention has been made in order to improve a number of conventional problems, such as the above, the object is to facilitate the assembly and disassembly operation of the tapping bar and the tapping bar for performing the opening work on the inside of the exit opening in the hammer body. In order to provide a fastening hole opening machine that can be easily assembled and disassembled to improve the operation rate of the opening machine, so that the opening of the opening machine, in particular, when the tamping bar and the screw rod is broken.

1 is a schematic view showing a blast furnace opening device for a typical blast furnace

Figure 2 is a combined state showing the screw rod and the tapping bar of the conventional opening port opening machine

Figure 3 is a schematic exploded view showing a coupling state of the conventional tapping bar, socket and screw rod

Figure 4 is an overall configuration diagram showing the opening and closing hole opening machine easy to assemble and disassemble according to the present invention

5 is an exploded perspective view illustrating a connection state of the tapping bar, the socket part, the screw rod, and the hammer body fixing piece of the tap opening device for easy assembly and disassembly of the present inventors;

6 is an operation state diagram showing the opening of the opening and closing the inventor easy disassembly

Explanation of symbols on the main parts of the drawings

1 .... opening machine 10 .... hammer drill machine

12 .... Mounting bed 14 .... Hammer body

16 .... Reverse Hammer 20 .... Screw Rod

30 ... tapping bar 32 ... socket connection

40 ... socket element 42 ... quarter pin

50 .... Screw Rod Fixture

As a technical configuration for achieving the above object, the present invention, the screw rod in the hammer drill machine having a hammer body fixed to the mounting bed and the reverse hammer is installed in front of the screw rod, and connected to the front of the screw rod In the opening machine which is formed as a tapping bar to open the blast furnace opening,

A socket connection member integrally formed at a rear end of the tapping bar and having a fixing groove formed inward;

Quarter pins fixed to the connection member fixing grooves of the tapping bar are inserted into both sides to fix the tapping bar connecting member inwardly, and the tapping bar socket member integrally formed at the front of the screw rod;

And a screw rod fixing means fixed to the inner side of the reverse hammer toward the center of the outer circumferential surface of the screw rod to enable disassembly of the screw rod.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 4 is an overall configuration diagram showing the opening and closing port opening easy assembly and disassembly according to the present invention, Figure 5 is a tapping bar, socket part, screw rod and , Is an exploded perspective view showing a connection state of the hammer body fixing piece, Figure 6 is an operating state diagram showing the opening and closing port opening of the present inventors easy assembly and disassembly, the present inventors easy assembly and disassembly opening openings (1 ) Is configured as the tapping bar connecting member 32 and the socket portion 40 and the screw rod fixing means 50.

A screw rod 20 installed in a hammer drill machine 10 having a hammer body 14 fixed to a mounting bed 12 and an inverted hammer 16 installed in front thereof, and a front of the screw rod 20. Opening machine (1) is provided is made as a tapping bar 30 to be connected to open the blast furnace outlet.

In addition, the socket connection member 32 which is integrally formed at the rear end of the tapping bar 30 and the fixing groove 32a is formed inwardly is formed in the cylindrical connection end which is integrally formed at the rear of the tapping bar 30. Is formed in, the outer surface of the cylindrical connecting end 32 is integrally formed in the inner surface of the socket member 40 in close contact with the knurled surface 36 is integrally formed.

In addition, the socket portion 40 connecting the tapping bar 30 to the screw rod 20 may be configured to securely seat the connection member 32 of the tapping bar 30 inwardly. Quarter pins 42 fixed to the connection member fixing grooves 32a are interpolated to both sides and are integrally formed at the front of the screw rod 20.

In addition, the screw rod 20 and the socket member 40 formed integrally with the front end portion is formed integrally with a cast, the soke member 40 is the tapping bar 30, the connection member 32 is formed inside It is formed in a cylindrical shape in which a seating space 40a to be inserted and fixed is formed.

On the other hand, the screw rod fixing means 50, which is fixed to the inner side of the reverse hammer 16 to the center of the outer circumferential surface of the screw rod 40 to enable the disassembly of the screw rod 20, has a step 50b at its end. It is formed of a cylindrical fixed block formed, the cylindrical fixed block 50, the through-hole 40a formed in the central portion of the screw rod 40 and the bolt 52 through the through hole 50a formed inward to the The screw rod 40 is firmly coupled and fixed, and is configured to be caught and fixed by the inner locking jaw 16a of the reverse hammer 16.

Referring to the operation and effects of the present invention made of the above configuration are as follows.

As shown in Figures 4 to 6, in the opening machine 1 for the mud excavation of the exit port for discharging the waste water in the blast furnace, a tapping bar 30 for performing a substantially opening work, and the tapping bar Easy opening and disassembly opening hole opening device which is connected to (30) and enables quick replacement in case of breakage of the screw rod (20), which enables drilling work, further improving the operation efficiency of the opening machine (1). ) Is as follows.

That is, the opener 1 of the present invention is largely a hammer drill machine (10) consisting of a hammer body 14 and the reverse hammer 16 in front of it and a screw rod (20) built into the inside of the hammer drill machine (10) ) Is connected to the front of the screw rod 20 is extended to the outlet (not shown) to the outside of the hammer drill machine 10 is divided into a tapping bar 30 to perform the opening of the outlet substantially.

Therefore, as an important feature of the present invention, the socket member 40 is integrally formed on the screw rod 20 so that the tapping bar 30 can be detachably bolted and fixed to the outside of the screw rod 40 ( 50) of the screw rod 20 and the tapping bar 30 to be easily disassembled and assembled to facilitate disassembly and assembly of the screw rod 20 and the topping bar 30 by the opening of the opening machine (1). The replacement is to be made quickly, which will be described in more detail as follows.

First, a connecting member 32, which is a connecting end formed in a cylindrical shape in which a fixing groove 32a is formed inward, is integrally formed at a rear end of the tapping bar 30. The connecting end 32 is a tapping bar with a casting. It is formed integrally with the 30, in particular the outer surface of the cylindrical connecting end 32 is formed integrally with the knurling surface (36).

In addition, the front of the screw rod 20 is formed with a socket member 40 formed in a cylindrical shape integrally with the screw rod 20, both sides of the cylindrical socket member 40, the cotter pin 42 is integrated The inner space is provided, the seating space 40a is formed inside.

Therefore, as described above, when the cylindrical connecting end 32 integrally formed at the rear of the tapping bar 30 is inserted into the seating space 40a of the cylindrical socket member 40 of the screw rod 20, the connecting end The knurled surface 36 of the 32 is tightly fixed to the inner surface of the socket member 40 to prevent slippage, and at the same time the socket member 40 is formed in the fixing groove 32a formed in the connection end 32. Quarter pin 42 of) is inserted and fixed,

As a result, the tapping bar 30 is firmly fixed to the cylindrical soke member 40 formed integrally with the front of the screw rod 20. As described above, the tapping bar 30 and the socket member 40 are fixed. ) Is tightly fixed as the quarter pin 42 and the knurled surface 36, but is easily replaced with a new tapping bar 30 if necessary, i.e., broken during the opening of the tapping bar 30.

In addition, the screw rod 20, which is built into the inner side of the hammerdle machine 10, is also broken during the opening operation, in which the fixed cylindrical shape is formed inside the reverse hammer 16 toward the center of the outer circumferential surface of the screw rod 40. When the means 50 are combined to release the fixing means 50 when necessary, the screw rod 20 can be easily disassembled from the hammer drill machine 10, and eventually breaks in the opening machine 1. It is to facilitate the disassembly and assembly of the screw rod 20 and the tapping bar 30.

That is, the cylindrical fixing block 50 of the screw rod 20 is a bolt 52 through the through hole 40a formed in the center portion of the screw rod 40 and the through hole 50a formed inwardly. It is firmly coupled to the screw rod 40, and is caught and fixed to the inner locking jaw 16a of the reverse hammer 16.

Therefore, during the puncture, while the fixing block 50 is coupled to the screw rod 20, the opening work is performed in a state of being fixed to the latching jaw 16a of the reverse hammer 16. When the breakage of the rod 20 occurs, the worker separates the bolt 52 and then separates the cylindrical fixing block 50 from the screw rod 20, and then removes the screw rod 20 from the reverse hammer ( It can be easily disassembled by removing it from the front of 16).

Accordingly, in order to disassemble from the conventional hammer drill machine of the screw rod, in the present invention, disassembly and assembly from the hammer drill machine 10 of the screw rod 20 is easier than disassembling the hammer drill machine itself. In particular, it is possible to easily assemble and disassemble the connection end 32 integrally cast formed on the tapping bar 30 to the socket member 40 integrally formed in front of the screw rod 20 to break during opening work. Even if this occurs, it is possible to quickly replace the new parts to increase the operation rate of the opening machine (1).

As described above, according to the inventors of the tap opening opening machine which is easy to assemble and disassemble, it is easy to assemble and disassemble the tapping bar for performing the opening work on the inside of the tap opening and the screw rod in the hammer body. In the case of tamping bar and screw rod breakage, it is possible to replace it quickly, thereby improving the operation rate of the opening machine.

While the invention has been shown and described with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit or scope of the invention as set forth in the claims below. I would like to know that those who have knowledge of this can easily know.

Claims (4)

A screw rod 20 installed in a hammer drill machine 10 having a hammer body 14 fixed to a mounting bed 12 and an inverted hammer 16 installed in front thereof, and a front of the screw rod 20. In the opening machine (1) made of a tapping bar (30) connected to the opening to open the blast furnace opening, A socket connection member 32 formed integrally with the rear end of the tapping bar 30 and having a fixing groove 32a formed therein; Quarter pins 42 fixed to the connection member fixing grooves 32a of the tapping bar 30 are inserted into both sides to fix the connection member 32 of the tapping bar 30 to the inside, and the screw rod ( Tapping bar socket member 40 is formed integrally in front of the 20; And, And a screw rod fixing means (50) fixed to the inner side of the reverse hammer (16) toward the center of the outer circumferential surface of the screw rod (40) to enable disassembly of the screw rod (20). And opening machine for easy disassembly The method of claim 1, wherein the connecting member 30 of the tapping bar 30 is formed of a cylindrical connection end integrally formed on the rear of the tapping bar 30, the outer surface of the cylindrical connection end 32 The opening hole opening machine easy to assemble and disassemble, characterized in that the surface 36 is formed so as to be in close contact with the inner surface of the socket member (40) The method of claim 1, wherein the screw rod 20 and the socket member 40 formed integrally with the front end is formed integrally with a cast, the soke member 40 is connected to the tapping bar 30 to the inside Easily assembled and dismantled opening port opening machine, characterized in that formed in a cylindrical shape that the seating space (40a) is inserted into the fixed 32 The method of claim 1, wherein the screw rod fixing means 50 is formed of a cylindrical fixing block having a stepped portion 50b at the end, the cylindrical fixing block 50, the central portion of the screw rod 40 As a bolt 52 through the formed through hole 40a and the through hole 50a formed inwardly, it is firmly coupled to the screw rod 40 and is fastened to the inner locking jaw 16a of the reverse hammer 16. Easily assembled and disassembled exit openings, characterized in that the rear fixed