KR20040053666A - Sample manufacture apparatus - Google Patents

Abstract

PURPOSE: A sample ore producer is provided to keep the furnace, in which a sample ore is melted for measuring quality and quantity of solid material as like a rock, from deviating away from a furnace holder thereby to avoid wasting of a sample ore. CONSTITUTION: The sample ore producer having a plurality of burners in a row, a plurality of holder connectors located to the upper side of the burners, a circulating driver to drive the holder connector to circulate with respect to the corresponding burner comprises: a furnace including a main body(52a) to contain a sample ore to be melted and measured in a shape of bucket with opening part and a sill(52c) which is protruded in the diameter direction and extended in the circumference direction on the outside of the main body(52a) with a distance from the top of the main body(52a); and a furnace holder(61) including a main body(62a) in a shape of a ring to contain the furnace, a pair of connecting rods(62b) that is extended outward in parallel to connect to the holder connector, and a sill containing groove which is depressed in the diameter direction and protruded in the circumference direction to hold the sill(52c) so that the sill(52c) can be rotated freely, wherein a part of the sill containing groove is opened to form a sill-passing part(62d) to pass the sill(52c) through.

Description

Specimen Fabricator {SAMPLE MANUFACTURE APPARATUS}

The present invention relates to a specimen manufacturing apparatus, and more particularly, to prevent the crucible melting the sample material for measuring the qualitative and quantitative determination of the solid material including the rock to prevent the crucible from being released from the crucible holder It relates to a specimen fabrication device that can reduce the consumption of sample material.

In general, in order to accurately analyze the qualitative and quantitative properties of materials, advanced precision analyzers such as X-ray fluorescence spectrometers are used.

The fluorescence spectrometer generates strong X-rays using high voltage vs. current, and scans the X-rays on the sample to be analyzed to generate secondary X-rays inherent in the sample by fluorescence to spectrograph the secondary X-rays. A type of analytical device that diffracts crystals and detects them to measure the type and amount of elements.

Fluorescence spectrometers can quickly perform non-destructive analysis on a wide range of concentrations from 0% to ppm% for a variety of media, including inorganic and organic samples, as well as various types of samples such as solids, powders, liquids and gels.

In general, in order to perform the analysis in the fluorescence spectrometer, the production of a sample is very important. Particularly, solid samples such as rocks and minerals can be completely melted and mixed by using a specimen fabrication apparatus, and then mounted in an analytical apparatus. Will produce pellets.

1 is a perspective view of a conventional specimen manufacturing apparatus, Figure 2 is an enlarged plan view of the main portion of Figure 1, Figure 3 and Figure 4 is a perspective view of the crucible and crucible holder of Figure 1, Figure 5 is a crucible and crucible of Figure 1 It is a figure for demonstrating the operation | movement of a holder. As shown in these figures, the specimen manufacturing apparatus, the main body 11 is formed with a depression 12 in which the central area is recessed compared to the periphery, and has a plurality of operation buttons, and the upper depression of the main body 11 A plurality of crucible heating burners 15 arranged to form a row at 12 and a dish heating burner 17 arranged to form rows in parallel with each other at a predetermined distance from one side of each crucible heating burner 15 are provided. .

A gas supply pipe 19 is installed between the crucible heating burners 15 and the dish heating burners 17 arranged side by side so as to supply gas to each burner 15, 17, and each crucible heating burner 15 is provided. The crucible holder 41 is arranged above the c) so as to heat the crucible 31 containing the sample material to be melted. Each crucible holder 41 is coupled to the turning drive part 21 for driving each crucible 31 to the crucible heating burner 15 so that the sample material is uniformly mixed when the sample material is melted. The driving unit 21 is formed with holder coupling units 23 so that each crucible holder 41 can be detachably coupled.

One side of the dish heating burner 17 is provided with a dish holder 29 so as to support the pellet plate 25 for molding the molten sample into a pellet form. Each dish holder 29 is coupled to a dish holder driving unit 27 that can be driven along the horizontal direction so that each pellet dish 25 can be moved above the dish heating burner 17.

On the other hand, the crucible 31 is a crucible body 32a having a cylindrical shape that is upwardly open to accommodate a sample to be melted therein, and is bent outward along the radial direction from an upper end of the crucible body 32a and is circumferentially Protruding outward from the flange portion 32b extending along the outer surface of the crucible body 32a spaced a predetermined distance below the flange portion 32b along the up-down direction of the crucible body 32a. The locking ribs 32c extend along the end to form a substantially circular ring shape.

The crucible holder 41 has a holder body 42a having a substantially circular or elliptic ring shape so as to accommodate the crucible 31 therein, and extends in parallel to one side of the holder body 42a to hold the holder coupling portion ( A pair of coupling rods 42b coupled to 23 and protruding upward from the upper surface of the holder body 42a and spaced apart from each other along the circumferential direction to crucify the sample melted in the crucible 31. (A) is provided with a pair of escape prevention jaw 42c formed so as to have an inverse "L" shape to prevent the crucible 31 from being separated from the holder body 42a when it is poured into the pellet dish 25.

By such a configuration, when preparing a specimen by melting a solid sample material such as rock, a solid material and a molten additive are put into the crucible 31, and the crucible 31 is supported by the crucible holder 41. To combine. Next, each crucible heating burner 15 is ignited to heat the crucible 31 so that the solid sample material is melted. At this time, the pivot drive part 21 uniformly makes the sample material in the crucible 31 uniform. The crucible 31 is pivoted relative to the crucible heating burner 15 so that it can be mixed. When sufficient time has elapsed, the crucible 31 is inclined to pour molten sample material into the pellet plate 25 heated by the dish heating burner 17, and the sample material after a predetermined time in the pellet plate 25 is cooled. And hardened to form a disk-shaped specimen.

By the way, in such a conventional specimen fabrication apparatus, a circular annular locking rib 32c is formed on the outer surface of the crucible 31, and a pair of separation prevention jaws 42c are provided on one side of the upper surface of the crucible holder 41. When the crucible 31 is tilted to pour the molten sample material into the pellet dish 25, the locking ribs 32c are caught by the release stop 42c so that the crucible 31 is separated from the holder body 42a. The crucible 31, which is usually formed of platinum or the like, is deformed when a period of use has elapsed, and the crucible 31 for the crucible holder 41 in the stirring process for mixing the sample material during heating. When the relative position fluctuations, etc., occur, when the crucible 31 is tilted to pour the sample material, the crucible 31 is separated from the crucible holder 41 and falls to the main body 11, thereby causing a rare sample material or an expensive sample. Wasting material If there is a problem that has occurred.

Accordingly, an object of the present invention is to provide a test piece manufacturing apparatus which can prevent the crucible from being separated and thereby suppress the waste of the sample material due to the crucible separation.

1 is a perspective view of a conventional specimen manufacturing apparatus,

2 is an enlarged plan view of the main part of FIG. 1;

3 and 4 are perspective views of the crucible and the crucible holder of FIG. 1, respectively.

5 is a view for explaining the operation of the crucible and the crucible holder of FIG.

6 and 7 are respectively a perspective view of the crucible and the crucible holder of the specimen manufacturing apparatus according to an embodiment of the present invention,

8 is a cross-sectional view of the crucible holder of FIG.

9 is a cross-sectional view of the coupling state of the crucible and the crucible holder of FIGS. 6 and 7.

Explanation of symbols on the main parts of the drawings

11: main body 15: crucible heating burner

17: plate heating burner 21: swing drive

23: holder coupling portion 25: pellet plate

27: dish holder driving unit 29: dish holder

51: crucible 52a: crucible body

52b: flange portion 52c: locking jaw

61: crucible holder 62a: holder body

62b: coupling rod 62c: locking jaw receiving groove

62d: jamming through hole

The object is, according to the present invention, a plurality of burners are arranged to form a row with each other, a plurality of holder coupling portion disposed on the upper side of each burner, so that each holder coupling portion can pivot with respect to each burner A test piece manufacturing apparatus having a pivot driving unit formed therein, the crucible body accommodating a sample to be heated and melted therein in an upwardly open cylindrical shape and spaced apart from the upper end of the crucible body along a vertical direction of the crucible body. A crucible having a locking jaw that protrudes in a radial direction from an outer surface of the crucible body and extends to have a predetermined length in a circumferential direction; A holder body forming a circular ring shape to accommodate the crucible body, a pair of coupling rods extending outward side by side to one side of an outer surface of the holder body and coupled to the holder coupling portion, and a thickness of the holder body; A locking jaw receiving groove recessed along the radial direction from the inner diameter surface of the holder body in the center along the direction and extending along the circumferential direction to rotatably receive the locking jaw therein; and the locking jaw on the upper surface of the holder body. This is achieved by a specimen manufacturing apparatus comprising a crucible holder having a locking jaw passing groove formed to pass therethrough.

Here, the locking jaw through groove is preferably formed at a position facing each other with the coupling rod with the center of the holder body therebetween.

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

6 and 7 are respectively a perspective view of the crucible and the crucible holder of the specimen manufacturing apparatus according to an embodiment of the present invention, Figure 8 is a cross-sectional view of the crucible holder of Figure 7, Figure 9 is a crucible and A cross section of the crucible holder in engagement. Components that overlap with the above-described and illustrated specimen fabrication apparatus are denoted by the same reference numerals for convenience of description, and detailed description thereof will be omitted. As shown in these figures, the crucible 51 of the specimen manufacturing apparatus has an upwardly open cylindrical crucible body 52a in which sample material to be melted is accommodated, and an upper region of the crucible body 52a. An arc-shaped locking jaw 52c protrudes along the radial direction from the outer surface and extends in a circumferential direction. A flange portion 52b is formed at the upper end of the crucible body 52a to be bent outward in the radial direction and extend in the circumferential direction to guide the sample material when the crucible body 52a is poured to pour the molten sample material. .

On the other hand, the crucible holder 61 is a holder main body 62a and a holder main body 62a having a circular annular shape having an inner diameter extended from the outer diameter of the crucible body 52a so as to accommodate the crucible body 52a therein. A pair of coupling rods 62b extending outward side by side to each other and coupled to the holder coupling portion 23 are provided on one side thereof.

The holder main body 62a is provided with a locking jaw receiving groove 62c which is recessed in the radial direction from the inner diameter surface and extends in the circumferential direction so that the locking jaw 52c can be coupled and supported along the thickness direction. A locking jaw passing groove 62d is formed on the upper surface of the holder main body 62a so as to pass through the locking jaw 52c when the crucible 51 is coupled from the upper side to the lower side along the thickness direction of the holder body 62a. The locking jaw passing groove 62d is formed at a position facing each other with the coupling rod 62b with the center of the holder body 62a interposed therebetween.

With this configuration, when preparing a specimen by melting a sample material in a solid state such as rock or the like, a solid material and a molten additive are put into the crucible 51, and the crucible 51 is supported by the crucible holder 61. Combine as much as possible. When the crucible 51 is coupled to the crucible holder 61, first, the crucible 51 is rotated along the circumferential direction in a state where the crucible 51 is positioned above the crucible holder 61, and thus the locking jaw 52c. ) Is positioned above the locking jaw passing groove 62d. Next, when the lower end of the crucible 51 is inserted into the inner diameter of the crucible holder 61, the locking jaw 52c passes through the locking jaw passing groove 62d so that the bottom surface contacts the lower edge of the locking jaw receiving groove 62c. Supported. When the locking jaw 52c is inserted into the locking jaw receiving groove 62c, the crucible 51 is rotated in one direction so that the locking jaw 52c moves in the circumferential direction with respect to the locking jaw passing groove 62d in the plane projection. To be spaced apart from one another.

Next, each of the crucible heating burners 15 is ignited to heat the crucible 51 to melt the sample material therein. At this time, the swing driving part 21 is driven to turn the crucible 51 into the crucible heating burner 15. Rotational motion is taken to ensure that the sample material inside is evenly mixed. When sufficient time has elapsed, the crucible 51 is tilted to pour the molten sample material into the pellet dish 25 heated by the dish heating burner 17. At this time, the crucible 51 can stably pour the sample material stably melted with almost no play caused by the latching jaw 52c that is received and fixed inside the locking jaw receiving groove 62c. The sample material contained in the pellet plate 25 is cooled and cured to a disc-shaped specimen after a predetermined time elapses.

As described above, according to the present invention, the crucible main body having an upwardly open cylindrical shape and the crucible main body protrude along the radial direction at a predetermined distance from the upper end to the lower side along the up-down direction and extend a predetermined length along the circumferential direction. A crucible having a locking jaw extended to have a holder body and a pair of coupling rods and a locking jaw extending side by side to the outside on one side of the holder body and the holder body to accommodate the crucible body therein; By providing a crucible holder having a locking jaw receiving groove which is recessed from the inner diameter surface of the holder body to accommodate and extends along the circumferential direction, and a locking jaw passage and a groove formed to allow the locking jaw to pass through the upper surface of the holder body. When the crucible is leaned from the crucible holder to pour the sample material melted therein, The specimen making apparatus is provided which can suppress the waste of the sample substances due to the release of you.

In addition, according to the present invention, unlike the prior art in which the circular ring-shaped locking ribs are formed around the crucible body, which is usually made of expensive platinum and the material cost is increased, an arc-shaped locking jaw is formed on a part of the circumference of the crucible body. By forming, the material cost of a crucible can be reduced.

Claims (2)

Specimen manufacture having a plurality of burners arranged to form a row, a plurality of holder engaging portions disposed on the upper side of each burner, and a pivot driving portion formed so that each of the holder engaging portions pivots with respect to each of the burners. In the apparatus, A crucible main body accommodating a sample to be heated and melted therein in an upwardly open cylindrical shape, and protrudes in a radial direction from an outer region of the crucible main body spaced a predetermined distance from an upper end of the crucible main body in a vertical direction of the crucible main body. A crucible having a locking jaw extending to have a predetermined length along a circumferential direction; A holder body forming a circular ring shape to accommodate the crucible body, a pair of coupling rods extending outward side by side to one side of an outer surface of the holder body and coupled to the holder coupling portion, and a thickness of the holder body; A locking jaw receiving groove recessed along the radial direction from the inner diameter surface of the holder body in the center along the direction and extending along the circumferential direction to rotatably receive the locking jaw therein; and the locking jaw on the upper surface of the holder body. Specimen manufacturing apparatus comprising a crucible holder having a locking jaw passing groove formed to pass through. The method of claim 1, The locking jaw passing groove is a specimen manufacturing device, characterized in that formed in a position facing each other with the coupling rod with the center of the holder body therebetween.