JP2014034395A - Washing tray - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve the conventional problem in which: when height of article holding ribs erected from a bottom part of a washing tray such that the article holding ribs surround an article is high, washing efficiency of the article is reduced, or a machine oil, impurities or the like having adhered to the article remain; and when lowering the height of the article holding ribs, strength of the washing tray is reduced, so that the article is damaged, or the washing tray becomes a waste article.SOLUTION: A washing tray T is formed with a lot of article storage parts A in each of which one article B is stored, by a plurality of article holding ribs 4, and has a bottom part 1 formed with a through hole 1a in a central part of each article storage part. A central high position article holding rib 4a positioned in a central part of the bottom part is formed in a height such that the central high position article holding rib 4a abuts on the bottom part of the washing tray positioned upward when stacking the washing trays, and an article holding rib except the central high position article holding rib is formed in a height such that the article holding rib does not abut on the bottom part of the washing tray positioned upward when stacking the washing trays. Thereby, strength or rigidity of the central part of the bottom part is heightened to suppress downward flexure of the bottom part. Accordingly, damage to the article can be prevented, and a wasting ratio of the washing tray can be reduced.

Description

  The present invention relates to a cleaning tray for cleaning machine oil, impurities, and the like adhering to articles stored in the cleaning tray.

  Conventionally, in order to clean an article stored in a cleaning tray, the cleaning tray in which the article is stored is immersed in a cleaning liquid tank and the article is cleaned as an example. ing.

JP 2007-106449 A

  Conventionally, an article is stored in an article storage portion formed by a bottom portion of the cleaning tray and an article holding rib that is erected so as to surround the article from the bottom, and then the cleaning tray in which the article is stored, The article is washed by immersing it in the washing liquid tank and vibrating the washing tray in the horizontal direction or the vertical direction. If the article holding rib is high, the article holding rib There are problems that the fluidity of the cleaning liquid is hindered, the cleaning efficiency of the article is lowered, and machine oil, impurities and the like attached to the article remain.

  In addition, in order to suppress the occurrence of hindrance to the fluidity of the cleaning liquid due to the article holding ribs, the height of the article holding ribs is lowered. In particular, when the article is heavy, the bottom part bends downward, the article accommodated in the article accommodation part is damaged, and the downward deflection of the bottom part does not return. There is a problem that the cleaning tray becomes a waste product. Further, when the temperature of the cleaning liquid is high, the downward bending of the bottom portion is promoted, and there is a problem that the waste product ratio of the cleaning tray becomes high.

  Further, whether or not the article is being cleaned is visually inspected. However, if the height of the article holding rib is higher than the height of the article, it is difficult to visually inspect the cleaned state of the article. There was a problem.

  An object of the present invention is to solve the problems of the above-described conventional cleaning tray.

  In the present invention, in order to achieve the above-described object, a plurality of article storage portions for storing one article are formed by a plurality of article holding ribs, and a through hole is formed in the central portion of the article storage section. A cleaning tray having a formed bottom, wherein first, a central high-position article holding rib located at the center of the bottom is positioned above when the cleaning tray is stacked. The bottom of the cleaning tray is formed so as to be in contact with the bottom of the tray, and the article holding ribs other than the central high-position article holding rib are stacked when the cleaning trays are stacked. The second is formed with a notch for flowing a cleaning liquid in the central high-position article holding rib, and the third is formed on the bottom and the through-hole side. In the corner formed by the article holding rib located at Is obtained by forming a mounting projection, the fourth, the rear surface of the bottom portion located outside the center high article holding rib is obtained by vertically and horizontally transfer inhibiting rib.

  As described above, a plurality of article holding portions for holding one article are formed by a plurality of article holding ribs, and the cleaning has a bottom portion in which a through hole is formed in the central portion of the article containing portion. The central high-position article holding rib located at the center of the bottom is formed so as to contact the bottom of the cleaning tray positioned above when the cleaning tray is stacked. In addition, since the article holding ribs other than the central high position article holding rib are formed so as not to contact the bottom of the washing tray positioned above when the washing trays are stacked, The strength and rigidity of the central portion of the bottom portion can be increased, and the downward bending of the bottom portion can be suppressed. Therefore, damage to articles can be prevented and the waste product ratio of the cleaning tray can be reduced. . Further, since the notch for circulating the cleaning liquid is formed in the central high-position article holding rib, the obstruction of the cleaning liquid is alleviated and the cleaning efficiency of the article is improved. Furthermore, since the article placement projection is formed at the corner formed by the bottom and the article holding rib located on the through hole side, the height of the article placement projection is between the bottom and the article. A gap corresponding to the thickness is formed, and accordingly, the cleaning liquid flows through the gap, and the cleaning efficiency of the article is improved. Furthermore, since the horizontal movement restraining ribs are suspended on the back of the bottom located outside the central high-position article holding rib, when stacked, they are suspended on the back of the bottom of the cleaning tray located above. Since the upper end of the central high-position article holding rib formed on the cleaning tray positioned below is fitted to the horizontal movement restraining rib, the horizontal movement of the stacked cleaning trays is configured. Therefore, it is possible to prevent the stacked cleaning trays from collapsing.

FIG. 1 is a perspective view of the cleaning tray of the present invention. FIG. 2 is an enlarged perspective view including a partial cross section of the cleaning tray of the present invention. FIG. 3 is also a further enlarged perspective view including a partial cross section of the cleaning tray of the present invention. FIG. 4 is also a further enlarged perspective view including a partial cross section of the cleaning tray of the present invention. FIG. 5 is an enlarged perspective view including a partial cross section in a state where the cleaning trays of the present invention are stacked. FIG. 6 is a top perspective view of an article accommodated in the cleaning tray of the present invention. FIG. 7 is a bottom perspective view of an article accommodated in the cleaning tray of the present invention. FIG. 8 is a perspective view of the cleaning tray of the present invention in a state where articles are accommodated. FIG. 9 is a perspective view of the article reversing member housed in the cleaning tray of the present invention. FIG. 10 is a perspective view showing a state where the article reversing member is accommodated in the cleaning tray of the present invention. FIG. 11 is a perspective view of the cleaning tray of the present invention with the article reversing member reversed.

  Examples of the present invention will be described below. However, the present invention is not limited to these examples as long as the gist of the present invention is not exceeded.

  The cleaning tray T includes a bottom portion 1 having a substantially rectangular planar shape, a peripheral wall 2 standing so as to surround the bottom portion 1, and a flange 3 extending substantially horizontally outward from the upper end of the peripheral wall 2. ing.

  Through holes 1 a are formed in substantially the entire surface of the bottom portion 1, and article holding ribs 4 are erected on the bottom portion 1 so as to surround each through hole 1 a. In the present embodiment, as an example, an example is shown in which three segment-shaped article holding ribs 4 having a concave surface on the through hole 1a side are arranged so as to surround the through hole 1a. By the article holding rib 4 erected so as to surround the through-hole 1a drilled in the bottom portion 1, an article accommodation portion A in which one article is accommodated is formed. In addition, an article placement protrusion 5 on which an article is placed is formed at a substantially central portion of a corner formed by the bottom 1 and the vertical side wall 4 'of the article holding rib 4 positioned on the through hole 1a side. Has been. Since the article accommodated in the article accommodating part A is placed on the article placing projection 5 without the entire bottom surface directly contacting the bottom 1, the bottom 1 and the article A gap corresponding to the height of the article placing projection 5 is formed between them. Accordingly, the cleaning liquid flows through the gap, and the cleaning efficiency of the article is improved.

  The height of the article holding rib 4 a formed around the through hole 1 a 1 located at the center of the bottom 1 is higher than that of the other article holding rib 4. The height of the article holding rib 4a formed around the through-hole 1a1 located at the center of the bottom 1 corresponds to the bottom 1 of the washing tray T located above when the washing trays T are stacked. The height of the article holding ribs 4 other than the article holding ribs 4a formed around the through hole 1a1 located at the center of the bottom portion 1 is set so as to be in contact with the cleaning tray T. When stacked, the bottom portion 1 of the cleaning tray T located above is formed so as not to contact. Hereinafter, the high article holding rib 4a located at the center of the bottom portion 1 is referred to as a central high position article holding rib 4a, and the article holding rib 4 having a lower height than the central high position article holding rib 4a is described above. Thus, it is referred to as an article holding rib 4.

  As described above, by forming the central high-position article holding rib 4a in the central portion of the bottom portion 1, the strength and rigidity of the central portion of the bottom portion 1 are increased, and the downward bending of the bottom portion 1 can be suppressed. it can. Accordingly, it is possible to prevent the article from being damaged and reduce the waste product ratio of the cleaning tray T.

  Further, a cleaning liquid circulation notch 6 extending downward from the middle of the central high-position article holding rib 4a beyond the bottom 1 is formed at a substantially central portion of the central high-position article holding rib 4a. In this way, by forming the cleaning liquid circulation notch 6 in the central high position article holding rib 4a, the flow inhibition of the cleaning liquid due to the formation of the central high position article holding rib 4a is alleviated, and the cleaning efficiency of the article is improved. Will be enhanced. Instead of forming the cleaning fluid circulation notch 6 extending downward from the middle of the central high-position article holding rib 4a beyond the bottom portion 1, the middle high-position article holding rib 4a has a substantially central portion. Accordingly, it is possible to form a notch for circulation of the cleaning liquid that extends to the upper end of the central high-position article holding rib 4a.

  Corresponding to the central high position article holding ribs 4a located on both sides of the cleaning liquid flow notch 6 with the cleaning liquid circulation notches 6 interposed therebetween, the back surface of the bottom portion 1 is outside the central high position article holding ribs 4a. In other words, the horizontal movement suppression rib 7 located in a direction away from the through hole 1a1 located in the center of the bottom 1 is suspended.

  When the cleaning trays T are stacked as shown in FIG. 5, the horizontal movement restraining ribs 7 that are suspended from the back surface of the bottom 1 of the cleaning tray Ta positioned above are disposed below. The upper end portion of the central high-position article holding rib 4a formed on the cleaning tray Tb that is positioned is configured to fit. With this configuration, horizontal movement of the stacked cleaning trays T can be suppressed, and accordingly, the stacked cleaning trays T can be prevented from collapsing.

  In addition to the above-described through holes 1a and 1a1, an appropriate number of additional through holes 8 can be formed in the bottom 1 of the cleaning tray T. By providing such an additional through-hole 8 in the bottom portion 1, the cleaning liquid passing through the cleaning tray T when the cleaning tray T is moved up and down in the cleaning liquid tank for the cleaning operation of the article. Can be reduced as compared with the case of only the through holes 1a and 1a1, and the flow of the cleaning liquid into and out of the cleaning tray T is promoted, and the cleaning efficiency of the articles is improved.

  Further, a peripheral wall side through hole 2a can be formed in the peripheral wall 2 of the cleaning tray T. By providing such a peripheral wall side through hole 2a in the peripheral wall 2 of the cleaning tray T, the cleaning liquid is facilitated in and out of the cleaning tray T during the cleaning operation of the article, and the cleaning efficiency of the article is increased. Will improve.

  Furthermore, as shown in FIG. 1, an inclined portion 2c that connects adjacent peripheral walls 2 is formed at one corner 2b1 of the four corners 2b of the peripheral wall 2 of the cleaning tray T. .

  Next, an example of the article B accommodated in the article accommodation portion A formed on the cleaning tray T will be described with reference to FIGS. 6 and 7.

  The article B has a flat plate portion b1 having a substantially triangular planar shape, and a columnar portion b2 erected at the center portion of the flat plate portion b1, and the flat plate portion b1 has three fitting corner portions. b1a is formed. When the article B is accommodated in the article accommodating part A formed on the cleaning tray T, the fitting corner b1a of the article B is formed on the cleaning tray T as shown in FIG. The article holding ribs 4 and 4a are configured to be fitted. In addition, when the article B is accommodated in the article accommodating part A formed on the cleaning tray T, the flat part b1 of the article B is the article placing protrusion formed on the bottom 1 of the cleaning tray T. 5 and the cylindrical part b2 of the article B is configured so as to be positioned above.

  Next, with reference to FIG. 9, after the cleaning operation of the article B stored in the article storage section A, the article B is stored in the article storage section A in order to visually inspect the cleaning operation of the back surface of the flat plate portion b1 of the article B. An article reversing member C for reversing the article B will be described.

  The article reversing member C is formed of a rectangular plate material having a planar shape of the cleaning tray T that is substantially the same size as the substantially rectangular bottom 1. The article reversing member C is provided with a fitting hole c1 into which the cylindrical portion b2 of the article B is fitted. The number of the fitting holes c1 corresponds to the number of articles B accommodated in the cleaning tray T. In this embodiment, the cleaning tray T accommodates a total of 25 rows of 5 rows × 5 columns. Therefore, the article reversing member C is also provided with 25 fitting holes c1 into which the cylindrical portion b2 of the article B is fitted. The arrangement of the fitting holes c1 is configured to be the same as the arrangement of the articles B accommodated in the cleaning tray T.

  Centering on a fitting hole (hereinafter simply referred to as a central fitting hole and denoted by reference numeral c1a) located at the center of the article reversing member C, the flat part of the article B is provided at the center of the article reversing member C. A positioning recess c2 having substantially the same shape as b1 is formed. The positioning recess c2 is formed with a positioning corner c2a into which three central high-position article holding ribs 4a formed on the bottom 1 of the cleaning tray T are fitted. In addition, the corner formed by the bottom surface c2b of the positioning recess c2 and the peripheral wall c2c of the positioning recess c2 extends from the bottom surface c2b of the positioning recess c2 to the upper surface C ′ of the article reversing member C, and has a center fitting hole. A plurality of article support ribs c2d that do not reach c1a are formed. Thus, the upper surface of the article support rib c2d and the upper surface C 'of the article reversing member C are formed to be flush with each other.

  One of the four corners of the article reversing member C is positioned corresponding to the inclined portion 2c of the peripheral wall 2 formed on one corner 2b1 of the four corners 2b of the peripheral wall 2 of the cleaning tray T. A notch inclined portion c3 is formed.

  Next, the use of the article reversing member C will be described mainly with reference to FIGS. 8, 10, and 11.

  The article B is washed by immersing the article B accommodated in the article accommodating portion A of the cleaning tray T in the cleaning liquid tank and vibrating the cleaning tray T in the horizontal direction or the vertical direction. However, when the cleaning of the article B is completed, the cleaning tray T is lifted from the cleaning liquid tank, and the upper surface and the side surface of the flat part b1 and the cylindrical part b2 of the article B are cleaned in the state shown in FIG. Inspect the condition and scratched condition by visual inspection or inspection machine.

  After the above-described cleaning operation of the article B, the positioning recess c2 of the article reversing member C is positioned below the cleaning tray T in which the article B is accommodated, and the four corners of the article reversing member C are provided. The positioning notch inclined part c3 formed in one corresponds to the inclined part 2c of the peripheral wall 2 formed in one corner 2b1 of the four corners 2b of the peripheral wall 2 of the cleaning tray T. The article reversing member C is accommodated in the cleaning tray T in which B is accommodated. Next, the cleaning tray T accommodated in the article reversing member C is turned upside down, and then the cleaning tray T is lifted upward to accommodate the article reversing member C as shown in FIG. Thus, the flat plate portion b1 of the article B is positioned upward. In this state, the back surface of the flat plate portion b1 of the article B (the surface located on the opposite side to the surface on which the cylindrical portion b2 of the flat plate portion b1) b1a is located above, so the flat plate of the article B The cleaning state and the scratched state of the back surface b1a of the part b1 are inspected visually or with an inspection machine.

  Further, when the cleaning tray T accommodated in the article reversing member C is turned upside down, the flat plate portion of the article B other than the article B accommodated in the positioning recess c2 positioned at the center of the article reversing member C. b1 is in contact with the back surface C ″ of the article reversing member C, but the positioning recess c2 is formed with the article supporting rib c2d flush with the upper surface C ′ of the article reversing member C. Since the article B contained in the article B and the article B contained in the other article containing section A are in the same state, the cleaning state and the scratched state of the back surface b1a of the flat plate part b1 of all the articles B are inspected from the same line of sight. Therefore, the article B accommodated in the positioning recess c2 can be inspected simultaneously with the other articles B and under the same conditions.

C ... Article reversing member T ... Cleaning tray 1 ... Bottom 1a ... ················································································································ Protrusions for placing articles 6 ········································ 7

Claims (4)

A cleaning tray having a plurality of article holding portions in which a plurality of article holding parts are formed by a plurality of article holding ribs and having a bottom portion in which a through hole is formed in a central part of the article containing part The central high-position article holding rib located at the center of the bottom is formed at such a height as to contact the bottom of the cleaning tray positioned above when the cleaning trays are stacked, The article holding ribs other than the central high-position article holding rib are formed so as not to contact the bottom of the cleaning tray positioned above when the cleaning trays are stacked. Cleaning tray. 2. The cleaning tray according to claim 1, wherein a cleaning liquid circulation notch is formed in the central high position article holding rib. The washing tray according to claim 1 or 2, wherein an article mounting protrusion is formed at a corner formed by the bottom part and the article holding rib located on the through hole side. The cleaning tray according to any one of claims 1 to 3, wherein a horizontal movement restraining rib is suspended from a back surface of a bottom portion located outside the central high-position article holding rib.

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