KR100880484B1 - Apparatus for automatically completing molten steel specimen in the analytical laboratory - Google Patents

Abstract

The present invention relates to a sample analysis device for analyzing the composition of the molten steel, and more particularly, by analyzing the automation by automating a series of preparatory work that the sender arrives in the analysis room to produce the sampler necessary analysis sample for analysis of the sample The present invention relates to an on-line device for molten steel specimens that can improve time.

The present invention is a molten steel specimen attachment portion 100 for fixing the transported specimen using a clamping device; Automatic transfer unit 200 for transporting the specimen in each step for the polishing and analysis of the specimen; Polishing apparatus 300 for performing a machining operation to enable the sample analysis of the specimen; And an analysis device unit 400 for performing sample analysis of the processed specimen.

According to the present invention, it is possible to minimize the time required for the preparation step for the analysis of the sample in the analysis work that must be made at regular intervals in the analysis room, and the analysis is quick and easy as the sample arrives in the analysis room. As a result, the result of the analysis of the component analysis of the molten steel is quickly applied to the process has the effect that can be stably produced high-quality molten steel. In addition, a series of processes from the attachment of the specimen to polishing are automatically performed to prevent work efficiency degradation and to prevent the risk of safety accidents.

Steelmaking Process, Molten Steel, Conveyor, Specimen, Analysis Lab

Description

Apparatus for automatically completing molten steel specimen in the analytical laboratory}

1 is a perspective view for explaining a work process by manual work according to the prior art.

Figure 2 is a perspective view showing a state in which the molten steel specimen automatic completion online device is installed according to the present invention.

Figure 3a is a perspective view showing the molten steel specimen attachment portion according to the present invention.

3B is a cross-sectional view of FIG. 3A.

Figure 4a is a perspective view showing an automatic transfer device according to the present invention.

4B is a cross-sectional view of the transfer magnetic table of FIG. 4A.

5 is a schematic view showing a grinding wheel device according to the present invention.

6 is a schematic view showing a belt polishing apparatus according to the present invention.

<Description of Symbols Used in Main Parts of Drawings>

1: Psalm 2: Pliers Outlet

3: speed cutter 4: belt polishing

5: laser sample analyzer

100: molten steel specimen attachment portion 101: vise

102a, b: sliding clamp 103: screw bar

104: handle

200: automatic transfer unit 201: transfer magnetic table

202: guide 203: screw hole

204: magnetic switch 205: magnetic magnetic band

206: magnetic coil 207: table guide

208 transfer screw 209 transfer table

210: transfer screw motor

300: grinding unit 301: grinding wheel device

302, 312: support 303: sliding guide

304: grinding wheel 305: grinding wheel drive motor

306: grinding wheel body 307, 317: front and rear cylinder

311: belt polishing device 314: belt polishing belt

315: belt drive motor 316: belt polishing body

318: drive chain 321: dust collector

322: collecting motor 323: collecting fan

324: air outlet 325: dust

400: analysis unit

The present invention relates to a sample analysis device for analyzing the composition of the molten steel, and more particularly, by analyzing the automation by automating a series of preparatory work that the sender arrives in the analysis room to produce the sampler necessary analysis sample for analysis of the sample The present invention relates to an on-line device for molten steel specimens that can improve time.

In general, in the steelmaking process of refining molten steel, a sample is taken to analyze the components of the molten steel, and the sample is put in a pneumatic member and sent to the analysis chamber using air pressure.

As shown in FIG. 1, the specimens are subjected to various processes such as cutting through a speed cutter 3 and polishing by a belt polishing 4 to analyze the components of the specimen 1 as shown in FIG. 1. After performing a predetermined analysis in the analysis room, the analysis contents are sent back to each factory that requested the analysis.

If the analysis time is delayed due to such multiple iterations, the analysis content of the specimen (1) is delivered late, resulting in a substantial molten steel waiting time to adjust, analyze, and reprocess the molten steel.

On the other hand, the conventional sample analysis method and apparatus as mentioned above has to be performed by the operator manually in order, and thus there is a problem that the work efficiency is reduced and the safety accident of the worker is caused by the rotating body work. have.

In addition, in the analysis time that requires a fast time it takes a lot of time only for the preparation of the sample, the actual analysis time is insufficient, the quality of the molten steel produced by the delay of analysis of the specimen, as well as the molten steel processing time There is also a problem that causes delays.

Accordingly, the present invention is to improve the conventional problems as described above, the object is that when the carrier arrives in the analysis chamber by the pressure of the air by a series of processes from the attachment of the specimen to the polishing is made automatically To minimize the time required for the preparation step for the analysis of the molten steel specimens, and to provide an on-line device for automatic completion of molten steel specimens that can increase the actual component analysis time.

As a technical configuration for achieving the above object, the present invention, the molten steel specimen attachment portion 100 for fixing the conveyed specimen (1) using a clamping device; Automatic transfer unit 200 for transporting the specimen in each step for the polishing and analysis of the specimen; Polishing apparatus 300 for performing a machining operation to enable the sample analysis of the specimen; And an analysis device unit 400 for performing sample analysis of the processed specimen.

On the other hand, as a technical configuration of the present invention, the molten steel specimen attachment portion 100 is a sliding clamp (102a, 102b) for fixing the conveyed specimen; A screw bar 103 for moving the sliding clamps 102a and 102b forward and backward; A vise 101 in which the sliding clamps 102a and 102b and the screw bar 103 are fastened and supported; And it characterized in that it comprises a handle 104 for rotating the screw bar 103.

In addition, as a technical configuration of the present invention, the automatic transfer device 200 is fixed to the vise 101 of the molten steel specimen attachment portion 100 on the upper surface and the transfer magnetic table 201 is transferred along the transfer table 209 ); A magnetic coil 206 forming a magnetic field in the transfer magnetic table 201; A magnetic magnetic strip (205) for generating magnetic force by the magnetic field of the magnetic coil (206); A conveying table 209 through which the conveying magnetic table 201 is horizontally conveyed along the guide groove 211 of the upper surface; A transfer screw 208 fastened to a screw hole 203 drilled in the guide 202 of the bottom surface of the transfer magnetic table 201 to transfer the transfer magnetic table 201; And a conveying screw motor 210 for driving the conveying screw 208.

In addition, as a technical configuration of the present invention, the polishing apparatus 300 includes a grinding wheel 304 for processing a specimen to enable sample analysis; Whetstone drive motor for driving the grinding wheel (304) (305); A grinding wheel body 306 for supporting the grinding wheel 304 and the grinding wheel driving motor 305; A forward and backward cylinder 307 for moving the grinding wheel body 306 back and forth so that a specimen can be processed by the grinding wheel 304; And a support 302 to which the whetstone polishing body 306 is movable and the front and rear cylinders 307 are fixed and fastened. The whetstone polishing device 301 comprising a belt polishing for precisely polishing the specimen. Strip 314; A belt driving motor 315 for driving the belt polishing belt 314; A drive chain 318 connecting the belt drive motor 315 and the belt polishing belt 314; A belt polishing body 316 for supporting the belt polishing belt 314 and the belt driving motor 315; A forward and backward cylinder 317 for moving the belt polishing body 316 back and forth so that a specimen can be processed by the belt polishing belt 314; And a support belt 312 to which the belt polishing body 316 is movable and the front and rear cylinders 317 are fixedly fastened. The belt polishing apparatus 311 includes a belt polishing device 311. A dust collector 321 for collecting dust generated during operation; A collecting fan 323 which is vertically fastened to the pipe of the dust collector 321 and rotates; A collection motor 322 for rotating the collection fan 323; And an air blower outlet 324 for discharging the sucked air into the atmosphere.

And, as a technical configuration of the present invention, the analysis device unit 400 is characterized in that it comprises a laser sample analyzer (5).

Hereinafter, the configuration and operation of the inventors analysis steel sheet automatic completion online device according to the accompanying drawings.

Figure 2 is a perspective view showing a state of the molten steel specimen automatic completion device is installed according to the present invention, Figure 3a is a perspective view showing the molten steel specimen attachment portion according to the invention, Figure 3b is a cross-sectional view of Figure 3a, Figure 4a is a present invention 4B is a cross-sectional view of the transfer magnetic table of FIG. 4A. 5 is a schematic view showing a grinding wheel device according to the present invention, Figure 6 is a schematic view showing a belt polishing device according to the present invention.

Figure 2 shows the overall configuration of the present inventors molten steel sheet automatic completion online device, the molten steel specimen attachment portion 100 for fixing the transported specimen (1) using a clamping device, each for polishing and analysis of the specimen Automatic transfer unit 200 for transferring the specimen in the step, the polishing unit 300 for performing the processing to enable the sample analysis of the specimen, and the analysis unit 400 for performing the sample analysis of the processed specimen ) As a component.

Hereinafter, the structure and operation of each component will be described in more detail.

3A and 3B are a perspective view and a cross-sectional view of the molten steel specimen attachment portion according to the present invention. As shown in FIGS. 3A and 3B, a T-groove is formed in the longitudinal direction at the center of the vise 101 and the upper surface thereof is disposed on the upper surface. A gap is formed along the groove.

Sliding clamps (102a, 102b) for fixing the specimen (1) is coupled to the T-groove of the vise 101, the sliding clamps (102a, 102b) is a screw bar located in the center of the vise 101 ( It is fastened to the position 103.

On the other hand, a screw line is processed on the outer circumferential surface of the screw bar 103, is bisected on the basis of the center of the screw bar 103, one of the right hand thread and the other of the left hand thread is processed. Therefore, when the screw bar 103 is rotated by the screw line, the sliding clamps 102a and b which are screwed to the screw bar 103 are closer to or farther from each other to fix or release the specimen 1. Will be given.

One end of the screw bar 103 is provided with a handle 104 for rotating the screw bar 103, which can be replaced by a small motor (not shown).

Figure 4a is a perspective view showing an automatic transfer device according to the present invention and Figure 4b is a cross-sectional view of the transfer magnetic table, as shown in Figures 4a and 4b, the vise 101 is on the upper surface of the transfer magnetic table 201 It is fastened to the groove which is formed. The magnetic coil 206 is provided in the transfer magnetic table 201 to form a magnetic field by the operation of the magnetic switch 204, and the transfer magnetic table (by the magnetic field formed in the magnetic coil 206). A strong magnetic force is generated in the magnetic magnetic strip 205 provided on the upper surface of the 201 to firmly hold the vise 101.

A guide 202 protrudes from the lower end surface of the transfer magnetic table 201, and a screw hole 203 is perforated in the longitudinal direction at the center of the guide 202. A thread is formed on the inner circumferential surface.

The bottom surface of the transfer magnetic table 201 is fastened in contact with the top surface of the transfer table 209 in which the guide groove 211 is formed in the longitudinal direction, and the screw hole 203 of the transfer magnetic table 201. There is a fastening screw 208 is inserted into the outer peripheral surface is formed to form a fastening. Therefore, when the transfer screw 208 is rotated, the transfer magnetic table 201 is moved forward and backward by a screw thread to be located in the device corresponding to each working step.

One end of the transfer screw 208 is connected to the transfer screw motor 210 is provided on one end surface of the transfer table 209, the transfer screw motor 210 rotates the transfer screw 208 Let's go.

On the other hand, the four corners of the lower surface of the transfer magnetic table 201 is provided with a table guide 207, when moving from the upper surface of the transfer table 209 smooth transfer by reducing the friction generated in the contact surface Make it possible.

FIG. 5 is a schematic view showing a whetstone polishing apparatus according to the present invention. As shown in FIG. 5, when the transport magnetic table 201 transported along the transport table 209 is located in the whetstone polishing apparatus 301, Grinding wheels 304 will process the specimen 1 for analysis.

The grinding grindstone 304 is supported by the central shaft is hinged to the grinding wheel body 306, the grinding wheel drive motor 305 is located on the outer surface of the grinding wheel body 306 is the grinding wheel 304 Is connected to the central axis of the grinding wheel 304 transmits power to rotate.

The grinding wheel body 306 is fastened to be movable to the sliding guide 303 of the T groove formed in the horizontal member of the support 302 to form a curved end structure, to the vertical member of the support 302 The grinding is performed by moving forward and backward along the sliding guide 303 of the support 302 by the operation of the forward and backward cylinder 307 is fixed and fastened adjacent to the horizontal member. The grindstone 304 is brought into contact with the specimen 1.

On the other hand, the vertical member of the support 302 is provided with a dust collector 321 for collecting the dust generated during the grinding operation by the grinding wheel (304). The collecting fan 323 is vertically fastened to the pipe of the dust collector 321, and the collecting fan 323 is rotated by the collecting motor 322 connected to the end of the collecting fan 323. It will inhale air containing dust.

The sucked dust is collected at the bottom, and the air sucked together is discharged into the atmosphere through the air blower 324.

6 is a schematic view showing a belt polishing apparatus according to the present invention. As shown in FIG. 6, when the conveying magnetic table 201 transferred along the conveying table 209 is positioned in the belt polishing apparatus 311, The belt polishing belt 314 processes the specimen 1 more precisely.

The belt polishing belt 314 is supported by a rotating shaft hinged to the belt polishing body 316, the belt driving motor 315 located on the inner surface of the belt polishing body 316 is the belt polishing belt 314 It is connected to the rotating shaft and the drive chain 318 of the belt polishing belt 314 transmits power to rotate.

The belt polishing body 316 is fastened to be movable to the support 312 made of the same structure as the support 302 of the grinding wheel 301, by being moved by the operation of the forward and backward cylinder 317 The belt polishing strip 314 is in contact with the specimen (1).

On the other hand, the dust collector 321 for collecting dust has the same structure as the grinding wheel 301.

As shown in FIG. 2, the processed specimen 1 is outputted through a laser sample analyzer 5 of the analyzer 400 and sent to the steel mill.

As described above, the present invention minimizes the time required for the preparation step for the analysis of the sample in the analysis work that must be made quickly at a predetermined time interval in the analysis room, and at the same time the sample arrives in the analysis room through the work of the conventional manpower. As the analysis is quick and easy, the result of the analysis of the component analysis of the molten steel is quickly applied to the process, and thus, the high quality molten steel can be stably produced.

In addition, a series of processes from the attachment of the specimen to polishing are automatically performed to prevent work efficiency degradation and to prevent the risk of safety accidents.

While the invention has been shown and described with respect to particular embodiments, it will be appreciated that the invention can be varied and modified without departing from the spirit or scope of the invention as set forth in the claims below. It will be appreciated that those skilled in the art can easily know.

Claims (9)

The transported specimen is fixed using a clamping device, the sliding clamps 102a and 102b for fixing the transported specimens, the screw bar 103 for moving the sliding clamps 102a and 102b forward and backward, and the sliding clamps ( A molten steel specimen attachment part 100 including a vise 101 to which 102a and 102b and the screw bar 103 are fastened and supported; Transfer the specimen in each step for the polishing and analysis of the specimen, the transfer magnetic table 201 is fixed to the vise 101 of the molten steel specimen attachment portion 100 on the upper surface and conveyed along the transfer table 209 and A magnetic coil 206 forming a magnetic field in the transfer magnetic table 201, a magnetic band 205 for generating a magnetic force by a magnetic field of the magnetic coil 206, and the transfer magnetic table 201. The transfer magnet 209 is horizontally conveyed along the guide groove 211 of the upper end and the screw hole 203 drilled into the guide 202 of the lower end of the transfer magnetic table 201 is connected to the transfer magnetic. An automatic feeder unit 200 including a transfer screw 208 for transferring the table 201 and a transfer screw motor 210 for driving the transfer screw 208; A grinding operation unit 300 which performs at least one of at least one of a grinding wheel device 301 and a belt grinding device 311 to perform a machining operation for enabling a sample analysis of the specimen; And Analyze the sample 400 of the processed specimen, the analyzer 400 including a laser sample analyzer (5); Analysis chamber molten steel specimens automatic completion online device, characterized in that comprises a. delete The method of claim 1, The molten steel specimen attachment part 100 further comprises a handle 104 for rotating the screw bar 103, the analysis chamber molten steel specimens automatic completion online device. delete The method of claim 1, The grinding wheel device 301 is a grinding wheel 304 for processing a specimen to enable sample analysis, a grinding wheel drive motor 305 for driving the grinding wheel 304, the grinding wheel 304 and the grinding wheel The grinding wheel body 306 supporting the driving motor 305, and the forward and backward cylinders 307 for moving the grinding wheel body 306 back and forth so that the specimen can be processed by the grinding wheel 304 and the The grinding chamber body 306 is fastened so as to be movable, and the analysis chamber molten steel specimens online completion device, characterized in that it comprises a support (302) is fixed to the forward and backward cylinder (307). The method of claim 1, The belt polishing device 311 includes a belt polishing belt 314 for precisely polishing the specimen, a belt driving motor 315 for driving the belt polishing belt 314, the belt driving motor 315 and the belt. The drive chain 318 connecting the polishing belt 314, the belt polishing body 316 for supporting the belt polishing belt 314 and the belt driving motor 315, and the specimen is the belt polishing belt 314 The front and rear cylinder 317 for moving forward and backward the belt polishing body 316 and the belt polishing body 316 are movable so as to be processed by, and the front and rear cylinders 317 are fixedly fastened. Analysis chamber molten steel specimens auto-complete on-line device characterized in that it comprises a support (312). delete The method according to any one of claims 5 to 6, The support is, A dust collector 321 for collecting dust generated during the processing of the specimen, a collecting fan 323 which is vertically fastened to the pipe of the dust collector 321 and rotates, and a collecting fan for rotating the collection fan 323. The apparatus for automatically completing the analysis chamber molten steel specimen, further comprising a motor 322 and an air ejecting port 324 for discharging the sucked air into the atmosphere. delete

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