JP2012093184A - Spray device for corrosion acceleration test - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a spray device for a corrosion acceleration test, capable of efficiently spraying a corrosion acceleration solution to a metallic material.SOLUTION: A spray device for a corrosion acceleration test comprises a device body 1 which constitutes a corrosion acceleration solution spray chamber 3, a specimen stand transportation mechanism 6 which transports a specimen stand 7 loaded with a plurality of specimens 2 to the corrosion acceleration solution spray chamber 3, and a corrosion acceleration solution spray nozzle 8 which sprays a corrosion acceleration solution to a surface of the specimens 2 transported to the corrosion acceleration solution spray chamber 3 with the specimen stand 7 by the specimen stand transportation mechanism 6. The spray device further comprises a specimen stand stocker 9 which accommodates the specimen stands 7, each of which is loaded with a plurality of specimens 2, in a plurality of shelves in advance of transportation to the corrosion acceleration solution spray chamber 3 by the specimen stand transportation mechanism 6; and a specimen stand feeding mechanism 10 which feeds the specimen stands 7 accommodated in the specimen stand stocker 9 onto the specimen stand transportation mechanism 6 one by one.

Description

  The present invention relates to a spray device for a corrosion acceleration test used when spraying a corrosion acceleration liquid onto a metal material such as a salt spray test and a cass (CASS: Copper-Accelerated Acetic Acid Salt Spray) test.

The salt spray test is a method in which a salt solution of a predetermined concentration is sprayed on the surface of a test piece made of a metal such as steel to test the corrosion resistance of the metal material. The cast test is a salt solution 5 sprayed on the surface of the test piece. In this method, the corrosion resistance of the metal material is tested using acidic salt water obtained by adding cupric chloride, vinegar, and acid to a% sodium chloride solution.
As a spray device for a corrosion promotion test used when spraying a corrosion promoting liquid onto such a metal material, for example, Patent Document 1 discloses a test tank having a spray tower in the center and an upper opening of the test tank. And an open / close cover that adheres to the surface of a plurality of test pieces placed around the spray tower, such as a salt solution that is sprayed radially from the upper end of the spray tower.

Japanese Patent Laid-Open No. 06-194302 (0002-0010)

According to such a spray device for corrosion promotion test, the corrosion promoting liquid can be attached almost uniformly to a plurality of test pieces placed around the spray tower, but the corrosion promoting liquid is sprayed from the spray tower. Each time a plurality of test pieces are manually placed around the spray tower before being sprayed or a plurality of test pieces placed around the spray tower are removed from the test tank every time spraying of the corrosion promoting liquid is completed. Since it has to be taken out manually, there is a problem that efficiency is poor.
The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a corrosion promotion test spraying apparatus capable of efficiently spraying a corrosion promoting liquid onto a metal material. .

  In order to solve the above-mentioned problem, the invention according to claim 1 of the present invention comprises an apparatus main body forming a corrosion promoting liquid spray chamber for spraying a corrosion promoting liquid on a plurality of test pieces made of metal, A test piece carrier transport mechanism for transporting a test specimen table having a plurality of test pieces mounted in the corrosion promoting liquid spray chamber formed by the apparatus main body, and the corrosion promoting liquid together with the test specimen table by the test specimen carrier transport mechanism. A corrosion acceleration test spraying device comprising a corrosion acceleration liquid spray nozzle that sprays a corrosion acceleration liquid onto the surface of a test piece conveyed to a spray chamber, and is conveyed to the corrosion acceleration liquid spray chamber by the test piece carrier conveyance mechanism. Test specimen storage stocker for storing a plurality of test specimen bases loaded with the plurality of test specimens before being carried, and transporting the test specimen bases stored in the test specimen storage stocker to the test specimen base Test to supply one unit on the mechanism A pedestal supply mechanism, characterized in that it further comprises.

The invention according to claim 2 of the present invention is the spray device for corrosion promotion test according to claim 1, wherein the test piece table carried out from the corrosion promotion liquid spray chamber by the test piece table transfer mechanism is the test piece table. It is further characterized by further comprising a test piece storage shelf for storing in multiple stages on the opposite side of the storage stocker.
The invention according to claim 3 of the present invention is the spray device for corrosion promotion test according to claim 2, wherein the shelf supplying mechanism for supplying an empty shelf to the uppermost part of the test piece storage shelf, The apparatus further comprises a test piece base allocating mechanism for allocating the test piece base on the shelf plate supplied to the uppermost part of the test piece base storage shelf by the shelf supply mechanism.

The invention according to claim 4 of the present invention is the spray device for corrosion promotion test according to any one of claims 1 to 3, wherein the corrosion promoting liquid spray nozzle is transferred in biaxial directions perpendicular to each other in a horizontal plane. A nozzle transfer mechanism is further provided.
The invention according to claim 5 of the present invention is the spray device for accelerated corrosion test according to any one of claims 1 to 4, wherein the surface of the test piece placed on the test piece base is made of water. A water cleaning device for cleaning, a pure water replacement device for replacing the water on the surface of the test piece placed on the test piece table with pure water, and a test piece placed on the test piece table. A draining device that blows air on the surface to drain the surface of the test piece, and hot air that blows hot air on the surface of the test piece placed on the test piece base to dry the surface of the test piece And a drying device.

The invention according to claim 6 of the present invention is the spray device for corrosion promotion test according to any one of claims 1 to 5, wherein a plurality of test piece adsorbers for adsorbing the test pieces are provided on the test piece base. It is characterized by being provided in.
The invention according to claim 7 of the present invention is the spraying device for accelerated corrosion test according to any one of claims 1 to 6, further comprising a wet and dry repeated tester for performing a dry and wet repeated test on the test piece. , Further provided.

According to the first aspect of the present invention, each time the spray of the corrosion promoting liquid is finished, a plurality of test pieces are placed in the corrosion promoting liquid spraying chamber without manually placing a plurality of test pieces on the test piece base. Specimens can be automatically supplied with the specimen platform. Therefore, the corrosion promoting liquid can be efficiently sprayed onto the metal material. Moreover, the kind and adhesion state of a corrosion acceleration | stimulation liquid can also be changed for every test piece.
According to the second aspect of the present invention, the corrosion promoting liquid is sprayed on the surface of the test piece without returning the test piece base transported from the test piece storage stocker to the corrosion promotion liquid spray chamber to the test piece storage stocker. Can do. Therefore, spraying of the corrosion promoting liquid onto the metal material can be performed more efficiently.

According to the third aspect of the present invention, the corrosion-promoting liquid is sprayed to a large number of test pieces in a relatively short time without returning the test piece or the test piece stand sprayed with the corrosion-promoting liquid to the test piece stand storing stocker. Can do.
According to the invention which concerns on Claim 4, a corrosion acceleration | stimulation liquid can be sprayed in a mist form uniformly with respect to the some test piece set | placed on the test piece stand. Therefore, it is possible to accurately spray the corrosion promoting liquid onto the metal material.

According to the invention which concerns on Claim 5, a wet and dry repetition test is complete | finished, and water washing and drying can be automatically performed with respect to the some test piece mounted on the test piece stand.
According to the invention which concerns on Claim 6, when conveying the test piece stand which mounted the several test piece to a corrosion acceleration | stimulation liquid spraying chamber with a test piece stand conveyance mechanism, it is misaligned by a vibration etc. Can be prevented.
According to the invention which concerns on Claim 7, the wet and dry repeated test of the test piece from which the adhesion state of a corrosion acceleration | stimulation liquid differs can be performed using one dry and wet repeated test machine. Moreover, if a plurality of wet and dry test machines are used, dry and wet test can be performed under different conditions.

It is a figure which shows schematic structure of the spray apparatus for a corrosion acceleration test which concerns on one Embodiment of this invention. It is a top view which shows an example of a test piece stand. It is a figure which shows the AA cross section of FIG. It is a figure which shows the state by which the test piece stand accommodated in the test piece stand storage stock of the spray apparatus for corrosion promotion tests which concerns on one Embodiment of this invention was supplied on the test piece stand conveyance mechanism by the test piece stand supply mechanism. is there. It is a figure which shows the state by which the test piece stand supplied on the test piece stand conveyance mechanism was conveyed to the corrosion acceleration | stimulation liquid spray chamber. It is a figure which shows the state by which the corrosion promotion liquid is sprayed on the surface of the test piece conveyed with the test piece stand to the corrosion promotion liquid spray chamber. It is a figure which shows the state by which the test piece stand which mounted the several test piece was conveyed to the opposite side of the test piece stand accommodation stocker from the corrosion acceleration | stimulation liquid spray chamber. It is a figure which shows the state by which the test piece stand conveyed to the opposite side of the test piece stand storage stocker was allocated on the shelf board located in the uppermost step part of a test piece stand storage shelf. It is a figure which shows the state by which the empty shelf board was supplied to the uppermost part of the test piece stand storage shelf from the shelf supply mechanism. It is a figure which shows the state in which one of the test piece stands accommodated in the test piece stand storage shelf was returned on the test piece stand conveyance mechanism by the test piece stand allocation mechanism. It is a figure which shows the state by which the test piece stand returned on the test piece stand conveyance mechanism was conveyed to the downward position of the water washing apparatus. It is a figure which shows the state by which the test piece wash | cleaned by the water washing apparatus was conveyed to the downward position of the pure water substitution apparatus with the test piece stand. It is a figure which shows the state by which the test piece substituted with the pure water by the pure water substitution apparatus was conveyed to the downward position of the draining device with the test piece stand. It is a figure which shows the state by which the test piece drained by the draining apparatus was conveyed to the downward position of the warm air drying apparatus with the test piece stand.

Hereinafter, an embodiment of the present invention will be described with reference to FIGS.
FIG. 1 is a diagram showing a schematic configuration of a spray device for corrosion promotion test according to an embodiment of the present invention. The spray device for corrosion promotion test according to an embodiment of the present invention includes a device body 1 and a test piece base. Conveying mechanism 6, corrosion accelerating liquid spray nozzle 8, test specimen storage stocker 9, test specimen supply mechanism 10, test specimen storage shelf 11, shelf board supply mechanism 13, test specimen allocation mechanism 14, nozzle transfer mechanism 15, A water cleaning device 16, a pure water replacement device 17, a draining device 18 and a hot air drying device 19 are provided.

The apparatus main body 1 forms a corrosion promoting liquid spraying chamber 3 for spraying a corrosion promoting liquid such as a salt solution onto a plurality of test pieces 2 made of a metal such as steel. Opening doors 4 and 5 for opening and closing 3 are provided on both sides.
The test strip carrier mechanism 6 transports a test strip base 7 on which a plurality of test strips 2 are mounted in a corrosion promoting liquid spray chamber 3 formed by the apparatus main body 1, and is composed of, for example, a large number of transport rollers. ing.

The corrosion promoting liquid spray nozzle 8 sprays the corrosion promoting liquid onto the surface of the test piece 2 transported to the corrosion promoting liquid spraying chamber 3 together with the test piece base 7 by the test piece transport mechanism 6. (Not shown) is provided in the corrosion promoting liquid spray chamber 3 facing downward.
The test specimen storage stocker 9 stores a plurality of test specimen bases 7 loaded with a plurality of test specimens 2 before being transported to the corrosion promoting liquid spray chamber 3 by the test specimen transport mechanism 6. For example, it is installed on the left side of the apparatus main body 1 in the figure.

The test piece stand supply mechanism 10 supplies the test piece stand 7 stored in the test piece stand storage stocker 9 one by one onto the test piece stand transport mechanism 6, for example, in the vicinity of the test piece stand storage stocker 9. Is provided.
The test specimen storage shelf 11 includes a plurality of test specimen bases 7 loaded with a plurality of test specimens 2 carried out of the corrosion promoting liquid spray chamber 3 by the test specimen transport mechanism 6 on the opposite side of the test specimen storage stocker 9. For example, it is installed on the right side of the apparatus main body 1 in the figure.

The shelf supply mechanism 13 supplies an empty shelf 12 to the uppermost part of the test piece storage shelf 11 and is provided on the right side of the test piece storage shelf 11 in the drawing, for example. Note that the shelf 12 supplied to the uppermost portion of the test specimen storage shelf 11 by the shelf supply mechanism 13 is driven up and down one step at a time by a shelf raising / lowering mechanism (not shown).
The test piece table allocating mechanism 14 assigns the test piece table 7 on the shelf 12 supplied to the uppermost part of the test piece table storage shelf 11 by the shelf plate supply mechanism 13. It is provided above. Note that the test strip base allocation mechanism 14 is configured to allocate the test strip base 7 transported to the opposite side of the test strip base stocker 9 by the test strip base transport mechanism 6 on the shelf plate 12.

  The nozzle transfer mechanism 15 transfers the corrosion-promoting liquid spray nozzle 8 in biaxial directions orthogonal to each other in the horizontal plane (for example, the horizontal direction in the figure and the direction perpendicular to the paper surface). And two linear guides for guiding the corrosion promoting liquid spray nozzle 8 in two axial directions orthogonal to each other, and two drive motors for slidingly driving the sliders of these linear guides via ball screws or the like. .

The water cleaning device 16 is for cleaning the surface of the test piece 2 placed on the test piece table 7 with water, and is provided, for example, between the corrosion promoting liquid spray chamber 3 and the test piece table storage shelf 11. It has been.
The pure water replacement device 17 replaces the water on the surface of the test piece 2 placed on the test piece base 7 with pure water. For example, the pure water replacement device 17 is disposed between the corrosion promoting liquid spray chamber 3 and the water cleaning device 16. Is provided.
The draining device 18 blows off the surface of the test piece 2 by blowing air onto the surface of the test piece 2 placed on the test piece base 7. For example, the corrosion promoting liquid spray chamber 3 and the pure water replacement device are used. 17 is provided.

The hot air drying device 19 blows hot air on the surface of the test piece 2 placed on the test piece base 7 to dry the surface of the test piece 2. For example, the apparatus main body 1 and the test piece base are provided. It is provided between the storage stocker 9.
2 is a plan view showing an example of a test piece base, FIG. 3 is a cross-sectional view taken along the line AA of FIG. 2, and the test piece base 7 shown in FIG. 1 is as shown in FIGS. A plurality of test piece adsorbers 22 for adsorbing the test piece 2 are provided. These test strip adsorbers 22 are made of, for example, a cylindrical permanent magnet, and are fixed to the upper surface of the test strip base 7 at a desired interval. This interval can be arbitrarily changed according to the size and shape of the test piece 2.

  In addition, the test strip carrier mechanism 6, the test strip feeder 10, the shelf feeder 13, the test strip allocation mechanism 14, the corrosion promoting liquid spray nozzle 8, the nozzle transfer mechanism 15, the water cleaning device 16, and the pure water replacement device 17, the drainer 18 and the hot air dryer 19 are controlled by a control device (not shown). Further, the spraying condition, cleaning condition, drying condition, etc. of the corrosion promoting liquid corresponding to each test piece are previously input to the control device. Thereby, the spray apparatus for a corrosion acceleration test can be automatically operated by pressing the operation start button.

4-14 is a figure which shows the effect | action of the spray apparatus for a corrosion acceleration test which concerns on one Embodiment of this invention, Comprising: Hereinafter, with reference to these figures, a corrosion acceleration | stimulation liquid spraying process, a wet and dry repeated test process, and The cleaning process will be described.
[Corrosion accelerating liquid spraying process]
For example, when an operation start button (not shown) is pressed, the test strip supply mechanism 10 is activated, and as shown in FIG. 4, one test strip among a plurality of test strip stands 7 stored in the test strip storage stocker 9 is provided. The table 7 is supplied onto the test piece table transport mechanism 6 together with the plurality of test pieces 2.
When the test strip base 7 is supplied onto the test strip base transport mechanism 6, the open / close door 4 is raised to a predetermined position. Then, when the open / close door 4 is raised to a predetermined position, the test strip carrier mechanism 6 is activated, and the test strip platform 7 on which the plurality of test strips 2 are mounted becomes the corrosion promoting liquid spray chamber 3 as shown in FIG. Be transported.

When the test piece base 7 on which the plurality of test pieces 2 are mounted is transported to the corrosion promoting liquid spray chamber 3, the open / close door 4 is lowered to a predetermined position and the operation of the test piece base transport mechanism 6 is temporarily stopped. Further, at this time, the test strip base supply mechanism 10 is operated again, and another test strip base 7 on which a plurality of test pieces 2 are mounted is supplied onto the test strip base transport mechanism 6.
When the open / close door 4 is lowered to a predetermined position, as shown in FIG. 6, the corrosion promoting liquid is sprayed from the corrosion promoting liquid spray nozzle 8 onto the surface of the test piece 2 in a mist form. At this time, the nozzle transfer mechanism 15 is activated, and the corrosion promoting liquid spray nozzle 8 is moved in the biaxial directions perpendicular to each other in the horizontal plane by the operation of the nozzle transfer mechanism 15. In addition, the switching of the corrosion promoting liquid is performed by washing the liquid flow path off-line and spraying the liquid switched for a predetermined time.

  When the corrosion accelerating liquid is sprayed in a mist form on the entire surface of the test piece 2 from the corrosion accelerating liquid spray nozzle 8, the open / close door 5 on the side opposite to the open / close door 4 is raised to a predetermined position. When the open / close door 5 is raised to a predetermined position, the test strip carrier mechanism 6 is actuated again, and as shown in FIG. 7, the test strip platform 7 on which the plurality of test strips 2 are mounted is the corrosion promoting liquid spray chamber 3. To the opposite side of the test specimen storage stocker 9.

  When the test piece base 7 loaded with a plurality of test pieces 2 is conveyed from the corrosion promoting liquid spray chamber 3 to the opposite side of the test piece base storage stocker 9, the open / close door 5 is lowered to a predetermined position and the open / close door 4 is moved. Ascend to a predetermined position. Then, when the open / close door 4 is raised to a predetermined position, as shown in FIG. 8, another test piece base 7 supplied onto the test piece base transport mechanism 6 by the test piece base supply mechanism 10 becomes the test piece base transport mechanism. 6 to the corrosion promoting liquid spray chamber 3.

Further, at this time, the test piece table allocating mechanism 14 is operated, and the test piece table 7 conveyed to the opposite side of the test piece table storage stocker 9 by the test piece table transfer mechanism 6 is stored in the test piece table as shown in FIG. It is allocated on the shelf 12 located at the uppermost part of the shelf 11. Then, a plurality of test piece bases 7 are allocated on the shelf plate 12 positioned at the uppermost part of the test piece base storage shelf 11.
When a plurality of test piece bases 7 are allocated on the shelf board 12 positioned at the uppermost stage of the test specimen storage shelf 11, a shelf raising / lowering mechanism (not shown) is operated, and the shelf boards 12 positioned at the uppermost stage are moved one by one. Descend. At this time, the shelf supply mechanism 13 is operated, and an empty shelf 12 is supplied to the uppermost portion of the test piece storage shelf 11 as shown in FIG.

[Dry and wet repeat test process]
When the wet and dry repeated test is performed on the test piece 2, the test piece base 7 on which the plurality of test pieces 2 are mounted is manually transported to the natural drying field together with the shelf group of the test piece base storage shelves 11. And after natural-drying the test piece 2, the test piece stand 7 is manually set to a dry / wet repeated tester together with the shelf group, and a dry / wet repeated test is performed. One or a plurality of wet and dry test machines may be used.

[Washing process]
The test piece 2 and the test piece stand 7 that have been subjected to the wet and dry repeated test by the dry and wet repeated tester are taken out from the dry and wet repeated tester together with the shelf board 12. Then, after the test piece 2 and the test piece stand 7 are manually stored again together with the shelf board 12 in the test piece stand storage shelf 11, for example, a cleaning start button (not shown) is pressed. Then, the test piece base allocation mechanism 14 operates, and as shown in FIG. 10, one test piece base 7 among the plurality of test piece bases 7 stored in the test piece base storage shelf 11 is transported. Returned on top of mechanism 6.

When the test strip base 7 is returned onto the test strip transport mechanism 6 by the test strip base allocation mechanism 14, the open / close door 5 is raised to a predetermined position. Then, when the open / close door 5 is raised to a predetermined position, the test strip carrier mechanism 6 is operated, and the test strip platform 7 on which the plurality of test strips 2 are mounted is positioned below the water cleaning device 16 as shown in FIG. It is conveyed to.
When the test strip base 7 is transported to a position below the water cleaning device 16, the operation of the test strip base transport mechanism 6 is temporarily stopped. Then, the water cleaning device 16 is activated, and water is sprinkled from the water cleaning device 16 onto the surface of the test piece 2 placed on the test piece base 7, and the water from the water cleaning device 16 causes the surface of the test piece 2 to move. It is washed.

  When the surface of the test piece 2 placed on the test piece base 7 is cleaned by the water cleaning device 16, the test piece base transport mechanism 6 operates, and as shown in FIG. The mounted test piece table 7 is conveyed to a position below the pure water replacement device 17. When the test strip base 7 is transported below the pure water replacement device 17, the operation of the test strip base transport mechanism 6 is temporarily stopped. Then, pure water is supplied from the pure water replacement device 17 to replace the water on the surface of the test piece 2 with pure water.

  When the water on the surface of the test piece 2 placed on the test piece base 7 is replaced with pure water by the pure water replacement device 17, the test piece base transport mechanism 6 operates again, as shown in FIG. A test piece base 7 on which a plurality of test pieces 2 are mounted is conveyed to a position below the drainer 18. Then, when the test strip base 7 is transported to a position below the draining device 18, the operation of the test strip base transport mechanism 6 is temporarily stopped. At this time, the draining device 18 is operated, and the surface of the test piece 2 is drained by the air blown from the draining device 18 to the surface of the test piece 2.

When the surface of the test piece 2 is drained by the draining device 18, the open / close door 4 rises to a predetermined position. And the test piece stand conveyance mechanism 6 operates, and as shown in FIG. 14, the test piece 2 drained by the draining device 18 is transferred to the lower position of the hot air drying device 19 together with the test piece stand 7.
When the test piece 2 is transported to the lower position of the hot air drying device 19 together with the test piece base 7, the hot air drying device 19 is activated. Then, warm air is blown from the warm air drying device 19 to the surface of the test piece 2, and the surface of the test piece 2 is dried.

The test piece 2 dried by the hot air drying device 19 is transported by the test strip support mechanism 6 to a position below the test strip base stocker 9 together with the test strip base 7. Then, the test piece 2 conveyed to the lower position of the test piece stand stocker 9 is accommodated in the test piece stand stocker 9 together with the test piece stand 7 by the test piece stand supply mechanism 10.
In the above-described embodiment of the present invention, the test piece bases 7 on which the plurality of test pieces 2 before being transported to the corrosion promoting liquid spray chamber 3 by the test piece base transport mechanism 6 are stored in a plurality of stages. By providing the test specimen storage stocker 9 and the test specimen supply mechanism 10 for supplying the test specimen base 7 stored in the test specimen storage stocker 9 one by one onto the test specimen transport mechanism 6. Each time the spray of the corrosion promoting liquid is finished, a plurality of test pieces 2 are placed in the corrosion promoting liquid spraying chamber 3 formed by the apparatus main body 1 without manually placing a plurality of test pieces 2 on the test piece base 7. The test piece 2 can be automatically supplied together with the test piece base 7. Therefore, the corrosion promoting liquid can be efficiently sprayed onto the metal material.

  In addition, by providing a test piece storage shelf 11 for storing the test piece table 7 carried out from the corrosion promoting liquid spray chamber 3 by the test piece transfer mechanism 6 in a plurality of stages on the opposite side of the test piece storage stocker 9. The corrosion promoting liquid can be sprayed on the surface of the test piece 2 without returning the test piece base 7 conveyed from the test piece stand stocker 9 to the corrosion promoting liquid spray chamber 3 to the test piece stand stocker 9. Therefore, spraying of the corrosion promoting liquid onto the metal material can be performed more efficiently.

  Further, a shelf supply mechanism 13 for supplying an empty shelf 12 to the uppermost portion of the test piece storage shelf 11, and a shelf supplied to the uppermost portion of the test piece storage shelf 11 by the shelf supply mechanism 13. By providing the test specimen base allocation mechanism 14 for assigning the test specimen base 7 on the plate 12, the test specimen 2 and the test specimen base 7 sprayed with the corrosion promoting liquid are not returned to the test specimen storage stocker 9. The corrosion promoting liquid can be sprayed on a large number of test pieces 2 in a relatively short time.

Further, by providing the nozzle transfer mechanism 15 for transferring the corrosion promoting liquid spray nozzle 8 in two axial directions orthogonal to each other in a horizontal plane, the plurality of test pieces 2 placed on the test piece base 7 are provided. The corrosion promoting liquid can be sprayed in a mist form and uniformly. Therefore, it is possible to accurately spray the corrosion promoting liquid onto the metal material.
Moreover, the water washing apparatus 16 which wash | cleans the surface of the test piece 2 mounted on the test piece stand 7 with water, and the water of the surface of the test piece 2 mounted on the test piece stand 7 is pure water. On the surface of the test piece 2 placed on the test piece base 7, a draining device 18 for draining the surface of the test piece 2 by blowing air on the surface of the test piece 2, and the test piece base 7. And a hot air drying device 19 for drying the surface of the test piece 2 by spraying hot air on the surface of the test piece 2 placed on the test piece 2. The test piece 2 was subjected to repeated wet and dry tests, and can be automatically washed and dried.

In addition, by providing a plurality of test piece adsorbers 22 for adsorbing the test piece 2 on the test piece base 7, the test piece base 7 on which the plurality of test pieces 2 are mounted is caused to corrode by the test piece base transport mechanism 6. It is possible to prevent the test piece 2 from being displaced due to vibration or the like when transported to the spray chamber 3.
In the above-described embodiment of the present invention, as the test piece carrier transport mechanism 6 for transporting the test specimen stand 7 on which a plurality of test pieces 2 are mounted in the corrosion promoting liquid spray chamber 3 formed by the apparatus main body 1, Although what consisted of many conveyance rollers was illustrated, it is not restricted to this, You may comprise the test piece stand conveyance mechanism 6 from a some belt conveyor, for example.

  Moreover, in one Embodiment of this invention mentioned above, the test accommodated in the test piece stand storage shelf 11 when performing the wet and dry repeated test with respect to the some test piece 2 set | placed on the test piece stand 7 is carried out. The single stand 7 is taken out from the test piece storage shelf 11 together with the shelf board 12 and is set in the dry and wet repetitive testing machine by manual operation. However, the test piece stand 7 stored in the test piece stand storage shelf 11 is wet and dry. You may make it set to a return test machine automatically.

DESCRIPTION OF SYMBOLS 1 ... Main body 2 ... Test piece 3 ... Corrosion promotion liquid spray chamber 4, 5 ... Opening / closing door 6 ... Test piece stand conveyance mechanism 7 ... Test piece stand 8 ... Corrosion promotion liquid spray nozzle 9 ... Test piece stand storage stocker 10 ... Test Single-unit supply mechanism 11 ... Test piece storage shelf 12 ... Shelf plate 13 ... Shelf plate supply mechanism 14 ... Test piece base allocation mechanism 15 ... Nozzle transfer mechanism 16 ... Water cleaning device 17 ... Pure water replacement device 18 ... Drainage device 19 ... Warm air drying device 22 ... Test piece adsorbent

Claims (7)

An apparatus main body for forming a corrosion accelerating liquid spray chamber for spraying a corrosion accelerating liquid on a plurality of test pieces made of metal, and a plurality of test pieces in the corrosion accelerating liquid spray chamber formed by the apparatus main body A test piece carriage mechanism for carrying a test piece stage mounted with a corrosion promoting liquid for spraying a corrosion promoting liquid onto the surface of the test piece conveyed to the corrosion promoting liquid spray chamber together with the test piece stage by the test piece stage conveyance mechanism A spraying device for accelerated corrosion test comprising a spray nozzle,
A test specimen storage stocker for storing a plurality of test specimen bases loaded with the plurality of test specimens before being transported to the corrosion promoting liquid spray chamber by the test specimen carrier transport mechanism, and the test specimen base A spray device for corrosion promotion test, further comprising: a test strip supply mechanism for supplying the test strips stored in the storage stocker one by one onto the test strip transport mechanism.   2. The spray device for corrosion promotion test according to claim 1, wherein a test table on which the plurality of test pieces carried out from the corrosion promotion liquid spray chamber by the test piece table transport mechanism is mounted is provided in the test piece table storage stocker. A spray device for a corrosion acceleration test, further comprising a test piece storage shelf for storing in multiple stages on the opposite side.   3. The spray device for corrosion acceleration test according to claim 2, wherein a shelf board supply mechanism that supplies an empty shelf board to the uppermost part of the test specimen storage shelf, and the test specimen storage shelf by the shelf supply mechanism. A corrosion accelerating test spraying apparatus, further comprising: a test piece base allocating mechanism for allocating the test piece base on a shelf plate supplied to the uppermost portion of the test piece.   The spray device for corrosion promotion test according to any one of claims 1 to 3, further comprising a nozzle transfer mechanism for transferring the corrosion promoting liquid spray nozzle in a biaxial direction perpendicular to each other in a horizontal plane. A spraying device for the accelerated corrosion test.   The spray apparatus for a corrosion acceleration test according to any one of claims 1 to 4, wherein a water cleaning device for cleaning a surface of a test piece placed on the test piece table with water, and the test piece table A pure water replacement device for replacing the water on the surface of the test piece placed on the surface with pure water, and the surface of the test piece by blowing air to the surface of the test piece placed on the test piece base And a hot air drying device for drying the surface of the test piece by blowing hot air onto the surface of the test piece placed on the test piece table. Spraying device for corrosion acceleration test.   The corrosion promotion test according to any one of claims 1 to 5, wherein a plurality of test piece adsorbing bodies for adsorbing the test pieces are provided on the test piece base. Spraying equipment.   The corrosion promotion test spraying apparatus according to any one of claims 1 to 6, further comprising a wet and dry repeated tester for performing a dry and wet repeated test on the test piece. Test spray device.

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