JP2001000922A - Apparatus for cleaning small article - Google Patents

Abstract

PROBLEM TO BE SOLVED: To clean objects surely without being overlapped with each other in a cleaning means by aligning the objects by an alignment/discharge mechanism and supplying them one by one to the cleaning means. SOLUTION: A cleaning apparatus has a supply means 2 for supplying objects, a cleaning means 3 for cleaning the objects supplied from the means 2, and a drying means 4 for wiping/drying the cleaned objects. The supply means 2 has an alignment/discharge mechanism 6 for the supplied objects, and the objects can be discharged one by one.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for cleaning small articles such as discs or spheres, for example, a medal for playing or coins (hereinafter simply referred to as small articles), and then removes adhering liquid and discharges them in a dry state. About.

[0002]

2. Description of the Related Art FIG. 5 shows an example of the above-mentioned accessory cleaning apparatus.
In the figure, the accessory cleaning apparatus 50 includes a cleaning unit 51 for the supplied cleaning target W and a unit 52 for adsorbing and removing the adhered liquid of the cleaned cleaning target W. The cleaning unit 51 includes a cleaning liquid injection nozzle 53 that sprays a cleaning liquid onto the supplied workpiece W,
The apparatus includes a conveyor 54 for receiving and transferring the object to be cleaned and a cleaning brush 55 for the object W to be cleaned on the conveyor. The adhering liquid removing means 52 includes upper and lower pairs of drying rollers 56 and 57, and squeeze rollers 58 and 59 which are mounted in pressure contact with the respective rollers. Cleaning brush 55
Wipes the object to be cleaned W, performs cleaning,
It is designed to rotate in the direction opposite to the transfer direction so as to prevent the transfer from overlapping. M denotes a drive motor, one of the drying roller 57 and the conveyor drive pulley 60 is driven by the motor M via the chain C1, and the cleaning brush 55 is driven by the chain C2 from the conveyor drive pulley 60 side.

As the adhering liquid removing rollers 56 and 57, for example, a sponge having water absorbency is used, and the adsorbed water is squeezed out by squeezing rollers 58 and 59.

In the above-described configuration, the cleaning object W supplied onto the hopper H is supplied with the cleaning liquid from the injection nozzle 53 during the dropping process and is supplied onto the conveyor 54. By the transfer of the conveyor, the cleaning object W is prevented from overlapping by the cleaning brush 55 and is wiped off.
It is supplied between 6, 57, and the adhering liquid is removed and discharged. Here, T indicates a cleaning liquid tank.

[0005]

When the cleaning object W transferred by the conveyor 54 overlaps and is transferred by the cleaning brush 55 rotating in the opposite direction to the conveyor 64, the cleaning object W rebounds from the upper cleaning object. The lowermost one to-be-cleaned object is allowed to pass therethrough and is wiped off for cleaning. However, when the amount of the cleaning object to be supplied is excessive, the amount of the rebound is large, and a large amount of accumulation may cause a failure. SUMMARY OF THE INVENTION In view of the above, an object of the present invention is to prevent problems caused by accumulation of objects to be cleaned during transfer and the like.

[0006]

In order to achieve the above object, the present invention provides a supply means for supplying an object to be cleaned, a cleaning means for cleaning the object to be supplied supplied from the supply means, and a cleaning means for cleaning the object to be cleaned. In the accessory cleaning apparatus, comprising: drying means for wiping and drying the object to be cleaned, the supply means includes an alignment and discharge mechanism for the supplied objects to be cleaned, and discharges the objects to be cleaned one by one sequentially. Features.

In the present invention having the above-described structure, since the supply means is provided with the aligning and discharging mechanism for the objects to be cleaned, the objects to be cleaned are transferred one by one in the next step. Therefore, there is no possibility that the objects to be cleaned overlap each other during the transportation.

In a second aspect of the present invention, the cleaning means includes a pair of upper and lower cleaning rollers, and each cleaning roller is made of a porous flexible material having fine continuous ventilation holes.

[0009] The cleaning means of the present invention having the above-mentioned structure comprises:
By using a pair of upper and lower cleaning rollers, and each of the cleaning rollers is made of a porous flexible material having fine continuous air holes, the cleaning liquid always contains a large amount of cleaning liquid, and the cleaning liquid is contained by pressing the rollers. Is pushed out, and the washing can be performed reliably.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. In the figure, a small object cleaning apparatus 1 includes a supply unit 2 for supplying an object to be cleaned W, a cleaning unit 3 for cleaning the object to be cleaned supplied from the supply unit, and a wiping and drying of the cleaned object to be cleaned. Drying means 4. The figure shows an example in which a game coin is washed as an object to be washed W, and a storage hopper 5 for the object to be washed W supplied as a supply means 2 and an alignment mechanism for sequentially aligning and discharging the same, for example, a large number. And a chute 7 for sequentially discharging the coins scooped up by the disk one by one. An example using a coin feeding hopper is shown. But shoot 7
Is curved and opened substantially obliquely downward, and discharges the object to be cleaned substantially horizontally.

The cleaning means 3 is mainly composed of cleaning rollers 10 and 11 forming an upper and lower pair, and a cleaning liquid supply pipe 12 for spraying a cleaning liquid to the upper roller 10. The upper and lower cleaning rollers 10 and 11 have the same structure, and only one of the cleaning rollers 11 will be described below. The cleaning roller 11 includes a shaft 13 and a cleaning roller member 14 rotatably supported on both sides by bearings B1 attached to the housing F. The cleaning roller member 14 includes a hard inner cylinder 15 and a water absorbing member. It comprises an outer cylinder 16. The water absorbing member is made of a porous flexible material having fine continuous pores. 1 in the figure
Reference numeral 7 denotes a sprocket wheel, and a lower cleaning roller 11
And driven by the drive motor M via the chain C.

The drying means 4 includes upper and lower pairs of water-absorbing rollers 20 and 21 and squeezing rollers 22 and 23 which are mounted in pressure contact with the respective water-absorbing rollers. The water absorbing rollers 20 and 21 have the same structure as the cleaning roller 11 and the description is omitted. However, the lower water absorbing roller 21 has a sprocket wheel and is driven via the chain C. The cleaning roller contains a large amount of cleaning liquid, and is pressed against the object to be cleaned W to wipe the surface of the object to be cleaned, whereas the drying roller absorbs moisture of the object to be cleaned. It is.

The squeezing rollers 22 and 23 have the same structure, and one roller 22 will be described below. The squeezing roller 22 removes and discharges moisture from the drying roller, and as shown in FIG. 4, is a grooved roller formed with a twist groove 25 opposite to the left and right from the center, and is mounted on the housing F via a bearing B2. The cleaning liquid is rotatably supported and pressed against the drying roller to push out the cleaning liquid contained in the drying roller.The extruded cleaning liquid moves to the end of the roller along the groove 25 and falls there, and is lowered by appropriate means. In the drainage receiver 30 provided in the basin.

In the figure, 26 is a transfer chute arranged between the washing means 2 and the drying means 3, 27 is a discharge chute, T
Indicates the washing liquid storage tank ヲ.

In the above configuration, the objects W to be cleaned supplied to the storage hopper 5 of the supply means 2 are sequentially pulled out one by one by an alignment mechanism of the supply means 2, for example, a rotating disk 6, and discharged from the chute 7. . Discharged cleaning object W
Is immediately sandwiched between cleaning rollers 10 and 11 forming a pair. A cleaning liquid is supplied to the cleaning rollers 10 and 11 from a cleaning liquid supply pipe 12, and the object to be cleaned is wiped off from both upper and lower surfaces by pressure contact between the two rollers, and is fed out simultaneously with the cleaning.

Next, the article W to be cleaned is moved to the drying means 4 side by the transfer chute 26, and the upper and lower water absorbing rollers 2 are paired.
The adhering liquid is sucked out by 0 and 21 and becomes a dry state,
It is discharged by the discharge chute 27.

In the above-described embodiment, an example is shown in which a pair of upper and lower cleaning rollers made of a porous soft material are used as the cleaning means. A total of four cleaning rollers may be used. Alternatively, it may be a general conveyor and a cleaning brush shown in FIG. However, in the case of this conventional example, the cleaning of the object to be cleaned is mainly performed on the upper surface, and the cleaning of the lower surface cannot be performed sufficiently compared with the cleaning by the cleaning roller of the present example.

Further, the drying means 4 has been described as an example in which the adhering cleaning liquid is adsorbed by the upper and lower pairs of water absorbing rollers. However, this is not limited to one pair, and two or more sets of front and rear are arranged in parallel. And a squeezing roller corresponding to.

[0019]

As described above, according to the present invention, the objects to be cleaned supplied to the supply means are aligned by the aligning and discharging mechanism in the means, and are sent out one by one and supplied to the cleaning means. In the cleaning means, the objects to be cleaned do not overlap, and thus the cleaning can be performed reliably. According to the second aspect of the invention, the cleaning means comprises upper and lower pairs of cleaning rollers, and each cleaning roller is made of a porous flexible material having fine continuous ventilation holes. By doing so, the contained cleaning liquid is extruded and the object to be cleaned can be cleaned from both sides, so that the cleaning can be performed reliably.

[Brief description of the drawings]

FIG. 1 is an overall front view of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a vertical sectional view of a cleaning roller.

FIG. 4 is a front view of an aperture roller.

FIG. 5 is a schematic explanatory view of a conventional accessory cleaning apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Small item cleaning apparatus 2 Supply means 3 Cleaning means 4 Drying means 6 Alignment discharge mechanism

Claims (2)

[Claims] 1. A cleaning apparatus comprising: a supply unit for supplying an object to be cleaned; a cleaning unit for cleaning the object to be supplied supplied from the supply unit; and a drying unit for wiping and drying the cleaned object to be cleaned. In the small article cleaning apparatus, the supply means includes a mechanism for aligning and discharging the supplied articles to be cleaned, and sequentially discharges the articles to be cleaned one by one. 2. The small article cleaning apparatus according to claim 1, wherein the cleaning means includes a pair of upper and lower cleaning rollers, and each of the cleaning rollers is made of a porous flexible material having fine continuous ventilation holes.